/* ============================================================
   JAY.EXE — components
   Futuristic developer workspace: glass panels, soft glows,
   gradient accents, animated micro-interactions.
   Palette + tokens live in variables.css.
============================================================ */

/* Base reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: var(--text-base); }
body {
  font-family: var(--font-body);
  background:
    radial-gradient(50rem 32rem at 88% -6%, rgba(255, 122, 41, 0.07), transparent 60%),
    radial-gradient(56rem 36rem at -10% 30%, rgba(58, 160, 255, 0.08), transparent 62%),
    var(--bg-primary);
  color: var(--fg-primary);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; background: none; border: none; cursor: pointer; color: inherit; font-size: inherit; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
::selection { background: rgba(58, 160, 255, 0.35); color: #fff; }
:focus-visible { outline: none; box-shadow: var(--focus-ring); border-radius: var(--border-radius); }

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background: var(--accent-cyan);
  color: #04121c;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--border-radius);
  z-index: var(--z-modal);
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: var(--space-4);
}

/* Container */
.container { width: 100%; max-width: var(--container-max); margin: 0 auto; padding: 0 var(--space-4); }

/* Section */
.section { padding: var(--space-10) 0; position: relative; z-index: var(--z-content); }
.section-header { display: flex; align-items: baseline; gap: var(--space-3); margin-bottom: var(--space-2); flex-wrap: wrap; }
.section-number {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 500;
  background: var(--grad-blue);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.035em;
  margin-bottom: var(--space-6);
  position: relative;
  display: inline-block;
}
.title-accent {
  background: var(--grad-blue);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.title-accent-alt {
  background: var(--grad-orange);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section-intro { color: var(--fg-secondary); font-size: var(--text-base); line-height: 1.75; max-width: 700px; margin-bottom: var(--space-6); }

.project-search { min-width: 12rem; min-height: 2.5rem; padding: 0 var(--space-3); color: var(--fg-primary); background: rgba(8, 14, 28, 0.72); border: 1px solid var(--border-glass); border-radius: 999px; font: 0.72rem var(--font-mono); outline: none; }
.project-search::placeholder { color: var(--fg-muted); }
.project-search:focus { border-color: var(--accent-cyan); box-shadow: var(--focus-ring); }

.project-card-links { display: inline-flex; gap: 0.45rem; align-items: center; }
.project-icon-link { display: inline-grid; place-items: center; width: 2rem; height: 2rem; color: var(--fg-secondary); border: 1px solid var(--border-glass); border-radius: 50%; background: rgba(8, 14, 28, 0.56); transition: transform var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast); }
.project-icon-link svg { width: 1rem; height: 1rem; }
.project-icon-link:hover, .project-icon-link:focus-visible { color: var(--accent-hot); border-color: var(--accent-cyan); background: rgba(58, 160, 255, 0.14); transform: translateY(-2px); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 999px;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}
.btn-primary {
  background: var(--grad-brand);
  color: #04121c;
  border: none;
  box-shadow: 0 10px 28px rgba(58, 160, 255, 0.3);
}
.btn-primary::after {
  /* sheen sweep on hover */
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(105deg, transparent 30%, rgba(255, 255, 255, 0.35) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.6s ease;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 36px rgba(58, 160, 255, 0.42); }
.btn-primary:hover::after { transform: translateX(120%); }
.btn-secondary {
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--fg-primary);
  border: 1px solid var(--border-glass);
}
.btn-secondary:hover {
  background: rgba(58, 160, 255, 0.1);
  border-color: rgba(58, 160, 255, 0.5);
  color: var(--accent-hot);
  transform: translateY(-2px);
  box-shadow: var(--glow-blue);
}

/* Navigation — floating glass pill */
.nav {
  position: fixed; top: var(--space-4); left: 50%; transform: translateX(-50%);
  z-index: var(--z-nav);
  background: var(--glass-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: 999px;
  padding: var(--space-2) var(--space-5);
  box-shadow: 0 14px 44px rgba(2, 6, 16, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}
.nav:hover { border-color: rgba(122, 170, 255, 0.28); }
.nav-container { display: flex; align-items: center; gap: var(--space-4); }
.nav-logo {
  font-family: var(--font-heading); font-weight: 700; font-size: var(--text-lg);
  letter-spacing: 0.02em;
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  transition: filter var(--transition-fast);
}
.nav-logo:hover { filter: brightness(1.2) drop-shadow(0 0 10px rgba(58, 160, 255, 0.5)); }
.nav-menu { display: flex; gap: var(--space-1); }
.nav-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--fg-secondary);
  padding: var(--space-2) var(--space-3);
  border-radius: 999px;
  transition: color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
  position: relative;
}
.nav-link:hover { color: var(--fg-primary); background: rgba(122, 170, 255, 0.08); transform: translateY(-1px); }
.nav-link.active {
  color: var(--accent-hot);
  background: rgba(58, 160, 255, 0.12);
  box-shadow: inset 0 0 0 1px rgba(58, 160, 255, 0.25);
}
.nav-toggle { display: none; width: 44px; height: 44px; position: relative; }
.nav-chat {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-mono); font-size: 0.66rem; font-weight: 700;
  letter-spacing: 0.14em; color: #04121c;
  background: var(--grad-orange);
  border-radius: 999px; padding: var(--space-2) var(--space-4);
  box-shadow: 0 6px 18px rgba(255, 122, 41, 0.3);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
}
.nav-chat:hover { transform: translateY(-1px); box-shadow: 0 10px 26px rgba(255, 122, 41, 0.45); filter: brightness(1.06); }
.nav-chat-dot { width: 6px; height: 6px; border-radius: 50%; background: #2a1005; animation: status-pulse 2.4s ease-in-out infinite; }

/* Background music toggle — pinned to the very top-right corner of the
   screen (outside the navbar). Collapsed: small play-icon pill. Slides
   open leftward on hover/focus to reveal the label. */
.bgm-toggle {
  position: fixed; top: var(--space-4); right: var(--space-4);
  z-index: var(--z-nav);
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-mono); font-size: 0.62rem; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent-hot);
  background: var(--glass-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: 999px;
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 10px 30px rgba(2, 6, 16, 0.45);
  transition: background var(--transition-fast), border-color var(--transition-fast),
              color var(--transition-fast), box-shadow var(--transition-fast);
}
.bgm-text {
  max-width: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateX(4px);
  transition: max-width var(--transition-normal), opacity var(--transition-normal),
              transform var(--transition-normal);
}
.bgm-state { opacity: 0.8; transition: opacity var(--transition-fast); }
.bgm-icon { display: inline-flex; width: 16px; height: 16px; align-items: center; justify-content: center; flex: none; }
.bgm-icon svg { display: block; }
.bgm-pause { display: none; }
.bgm-toggle.is-playing .bgm-glyph { display: none; }
.bgm-toggle.is-playing .bgm-pause { display: block; }
.bgm-toggle:hover, .bgm-toggle:focus-visible { background: rgba(58, 160, 255, 0.1); border-color: rgba(122, 170, 255, 0.4); color: var(--fg-primary); box-shadow: var(--glow-blue); }
.bgm-toggle:hover .bgm-text, .bgm-toggle:focus-visible .bgm-text { max-width: 16rem; opacity: 1; transform: translateX(0); }
.bgm-toggle.is-playing { color: var(--accent-green); border-color: rgba(47, 230, 168, 0.45); background: rgba(47, 230, 168, 0.08); }
.bgm-toggle.is-playing .bgm-state { opacity: 1; }
.hamburger, .hamburger::before, .hamburger::after { display: block; width: 24px; height: 2px; background: var(--fg-primary); position: absolute; left: 50%; transform: translateX(-50%); transition: transform var(--transition-normal); }
.hamburger { top: 50%; transform: translate(-50%, -50%); }
.hamburger::before { content: ''; top: -7px; }
.hamburger::after { content: ''; top: 7px; }
.nav-toggle[aria-expanded="true"] .hamburger { background: transparent; }
.nav-toggle[aria-expanded="true"] .hamburger::before { transform: translateX(-50%) rotate(45deg); top: 0; }
.nav-toggle[aria-expanded="true"] .hamburger::after { transform: translateX(-50%) rotate(-45deg); top: 0; }

/* Fixed 3D backdrop - JAYBOT's world travels with you as you scroll */
.bg-scene { position: fixed; inset: 0; z-index: 1; pointer-events: none; }
.bg-canvas { width: 100%; height: 100%; display: block; }

/* Robot deck: transparent layer ABOVE content so JAYBOT never hides
   behind cards. pointer-events none - clicks pass through to the page. */
.robot-canvas { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 12; pointer-events: none; }

/* Journey rail - fixed section shortcuts synced with the robot */
.journey-rail { position: fixed; right: 18px; top: 50%; transform: translateY(-50%); z-index: var(--z-nav); display: flex; flex-direction: column; gap: 14px; }
.rail-dot { position: relative; width: 12px; height: 12px; border-radius: 50%; background: transparent; border: 2px solid var(--fg-muted); opacity: 0.5; padding: 0; transition: border-color var(--transition-fast), opacity var(--transition-fast), transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast); }
.rail-dot:hover { border-color: var(--accent-cyan); opacity: 1; transform: scale(1.25); }
.rail-dot.active {
  border-color: var(--accent-cyan); opacity: 1; transform: scale(1.2);
  background: var(--accent-cyan);
  box-shadow: 0 0 14px rgba(58, 160, 255, 0.8), 0 0 4px rgba(58, 160, 255, 0.9);
}
.rail-tip { position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.08em; color: var(--accent-hot); background: rgba(6, 10, 20, 0.92); border: 1px solid var(--border-glass); padding: 3px 8px; border-radius: 6px; white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity var(--transition-fast), transform var(--transition-fast); }
.rail-dot:hover .rail-tip, .rail-dot:focus-visible .rail-tip { opacity: 1; transform: translateY(-50%) translateX(-2px); }

/* Hero */
.hero { min-height: 100vh; position: relative; overflow: hidden; }
.hero-container { display: flex; align-items: center; min-height: 100vh; width: 100%; padding: var(--header-height) var(--space-6) 0; }
.hero-content { text-align: left; max-width: 640px; position: relative; z-index: 2; }
.hero-content::after { content: ''; display: block; width: min(38vw, 420px); height: 1px; }
.hero-label {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-mono); font-size: var(--text-sm);
  color: var(--fg-muted); letter-spacing: 0.2em; margin-bottom: var(--space-3); text-transform: uppercase;
}
.hero-label-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-green); box-shadow: 0 0 10px var(--accent-green); animation: status-pulse 2.2s ease-in-out infinite; }
.hero-title {
  font-family: var(--font-heading);
  font-size: var(--text-hero);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.02;
  margin-bottom: var(--space-4);
}
.hero-title-accent {
  background: var(--grad-orange);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 18px rgba(255, 122, 41, 0.3));
}
.hero-subtitle { font-size: var(--text-lg); color: var(--fg-secondary); margin-bottom: var(--space-6); line-height: 1.6; }
.hero-actions { display: flex; gap: var(--space-4); justify-content: center; flex-wrap: wrap; }

/* WebGL Fallback */
.webgl-fallback {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  z-index: var(--z-content);
  padding: var(--space-6);
}
.fallback-content {
  text-align: center;
  max-width: 400px;
  color: var(--fg-secondary);
}
.fallback-content p { margin-bottom: var(--space-3); }
/* Scroll cue: visibility toggled by the hero IntersectionObserver.
   Opacity transition both ways - never an abrupt hide. */
.scroll-indicator { position: absolute; bottom: var(--space-6); left: 50%; transform: translateX(-50%); opacity: 0; transition: opacity 0.45s ease; }
.scroll-indicator.is-visible { opacity: 1; }
.mouse { width: 26px; height: 42px; border: 2px solid var(--border-strong); border-radius: 13px; display: block; position: relative; }
.mouse::before { content: ''; position: absolute; top: 8px; left: 50%; width: 4px; height: 8px; background: var(--accent-cyan); border-radius: 2px; transform: translateX(-50%); animation: scrollMove 1.5s infinite; }
@keyframes scrollMove { 0%{opacity:1;top:8px}100%{opacity:0;top:24px} }

/* Glass card primitive (shared visual language) */
.glass-card {
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* About — workbench cards */
.about-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: var(--space-5); align-items: stretch; }
.about-card {
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  display: flex; flex-direction: column;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transition: border-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
}
.about-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(92, 214, 255, 0.5), transparent);
  opacity: 0.6;
}
.about-card:hover { border-color: rgba(92, 214, 255, 0.3); transform: translateY(-3px); }
.about-card-alt::before { background: linear-gradient(90deg, transparent, rgba(255, 122, 41, 0.5), transparent); }
.about-card-alt:hover { border-color: rgba(255, 122, 41, 0.3); }
.about-card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-8); }
.about-file { display: inline-flex; align-items: center; gap: var(--space-2); font-family: var(--font-mono); font-size: 0.72rem; color: var(--fg-muted); }
.about-file-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); animation: status-pulse 2.4s ease-in-out infinite; }
.about-quote {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 2.2vw, 1.9rem);
  line-height: 1.35; letter-spacing: -0.02em;
  color: var(--fg-primary);
}
.about-notes {
  margin-top: var(--space-8);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border-glass);
  display: grid; gap: var(--space-4); grid-template-columns: 1fr 1fr;
}
.about-notes p { font-size: var(--text-sm); color: var(--fg-secondary); line-height: 1.6; }
.about-notes strong { display: block; color: var(--fg-primary); margin-bottom: var(--space-1); font-size: var(--text-sm); }
.about-os-label { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent-hot); margin-bottom: var(--space-6); }
.about-os { display: flex; flex-direction: column; gap: var(--space-4); flex: 1; }
.about-os li { display: flex; align-items: center; gap: var(--space-3); font-family: var(--font-heading); font-size: var(--text-lg); transition: transform var(--transition-fast); }
.about-os li:hover { transform: translateX(4px); }
.about-os li span { font-family: var(--font-mono); font-size: 0.7rem; color: var(--accent-orange); }
.about-os li i { width: 28px; height: 1px; background: var(--border-strong); }
.about-stats { display: flex; flex-wrap: wrap; gap: var(--space-6); margin-top: var(--space-8); padding-top: var(--space-5); border-top: 1px solid var(--border-glass); }
.stat { text-align: center; }
.stat-value {
  display: block; font-family: var(--font-mono); font-size: var(--text-2xl); font-weight: 700; line-height: 1;
  background: var(--grad-blue);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat-label { display: block; font-size: 0.68rem; color: var(--fg-muted); margin-top: var(--space-1); text-transform: uppercase; letter-spacing: 0.1em; }

/* Projects filter */
.filter-bar { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-6); }
.filter-btn {
  padding: var(--space-2) var(--space-4); font-size: var(--text-sm); font-weight: 500;
  border-radius: 999px; background: var(--glass); color: var(--fg-secondary);
  border: 1px solid var(--border-glass);
  transition: all var(--transition-fast);
  font-family: var(--font-mono); letter-spacing: 0.05em; text-transform: uppercase;
}
.filter-btn:hover { color: var(--accent-hot); border-color: rgba(58, 160, 255, 0.4); transform: translateY(-1px); }
.filter-btn.active {
  background: var(--grad-brand); color: #04121c; border-color: transparent;
  box-shadow: 0 8px 22px rgba(58, 160, 255, 0.32);
}

/* Project cards */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: var(--space-5); }

/* ---- "check other projects" row under the two featured rows ---- */
.projects-more {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-2) var(--space-3);
  margin-top: var(--space-3);
  padding: var(--space-4) var(--space-4);
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius-lg);
  background: linear-gradient(180deg, rgba(8, 14, 28, 0.55) 0%, rgba(8, 14, 28, 0.25) 100%);
  text-align: center;
}
.projects-more-line { flex: 1 1 3rem; height: 1px; background: linear-gradient(90deg, transparent, var(--border-glass), transparent); }
.projects-more-text { flex: 1 1 100%; margin: 0; font: 0.74rem var(--font-mono); color: var(--fg-secondary); letter-spacing: 0.06em; }
.projects-more-text [data-more-count] { color: var(--accent-cyan); }
.projects-more-btn {
  padding: 0.55rem 1rem;
  color: var(--fg-primary);
  background: rgba(8, 14, 28, 0.72);
  border: 1px solid var(--border-glass);
  border-radius: 999px;
  font: 0.7rem var(--font-mono);
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}
.projects-more-btn:hover { border-color: var(--accent-cyan); color: var(--accent-cyan); box-shadow: 0 0 0 1px rgba(92, 214, 255, 0.2), 0 10px 24px rgba(2, 6, 16, 0.4); }
.projects-more-btn:active { transform: translateY(1px); }
.projects-more-btn:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.projects-more-sep { font: 0.7rem var(--font-mono); color: var(--fg-muted); }
.project-card { background: transparent; border: none; border-radius: var(--border-radius-lg); overflow: visible; transition: none; position: relative; perspective: 1000px; }
.project-card-inner {
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius-lg);
  overflow: hidden; position: relative; transform-style: preserve-3d;
  box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}
.project-card:hover .project-card-inner { transform: translateY(-8px) rotateX(2deg); box-shadow: 0 28px 60px rgba(2, 6, 16, 0.65), var(--glow-blue); border-color: rgba(92, 214, 255, 0.35); }
.project-card-border { position: absolute; inset: 0; border-radius: var(--border-radius-lg); border: 1px solid transparent; background: var(--grad-brand); -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: opacity var(--transition-normal); pointer-events: none; }
.project-card:hover .project-card-border { opacity: 0.7; }
.project-card-visual {
  position: relative; aspect-ratio: 16/10; overflow: hidden;
  background:
    radial-gradient(18rem 10rem at 70% 0%, rgba(58, 160, 255, 0.16), transparent 70%),
    radial-gradient(14rem 9rem at 12% 100%, rgba(255, 122, 41, 0.1), transparent 70%),
    linear-gradient(160deg, #0b1426, #070d1a);
}
.project-card-visual::after {
  /* faint grid texture inside the visual */
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--grid-color-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color-strong) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: radial-gradient(ellipse at 60% 40%, black, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 60% 40%, black, transparent 80%);
}
.project-number {
  position: absolute; top: var(--space-3); left: var(--space-3);
  font-family: var(--font-mono); font-size: var(--text-sm); font-weight: 600;
  background: rgba(6, 10, 20, 0.8); color: var(--accent-hot);
  padding: var(--space-1) var(--space-2); border-radius: var(--border-radius);
  border: 1px solid var(--border-glass);
  z-index: 2;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.project-card-visual img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow); }
.project-card:hover .project-card-visual img { transform: scale(1.08); }
.project-placeholder { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; color: var(--accent-cyan); opacity: 0.5; transition: opacity var(--transition-normal), transform var(--transition-normal); }
.project-card:hover .project-placeholder { opacity: 0.95; transform: scale(1.06); }
.project-placeholder svg { width: 60%; height: 60%; filter: drop-shadow(0 0 14px rgba(58, 160, 255, 0.4)); }
.project-card-glow { position: absolute; inset: -50%; background: radial-gradient(circle at center, rgba(58, 160, 255, 0.16) 0%, transparent 70%); opacity: 0; transition: opacity var(--transition-normal), transform var(--transition-fast); pointer-events: none; }
.project-card:hover .project-card-glow { opacity: 1; }
.project-card-content { padding: var(--space-4); display: flex; flex-direction: column; flex: 1; }
.project-card-header { display: flex; flex-direction: column; gap: var(--space-1); margin-bottom: var(--space-2); }
.project-category { font-family: var(--font-mono); font-size: 0.65rem; font-weight: 500; color: var(--accent-orange); text-transform: uppercase; letter-spacing: 0.12em; }
.project-card-title { font-family: var(--font-heading); font-size: var(--text-lg); font-weight: 700; margin-bottom: var(--space-2); line-height: 1.3; letter-spacing: -0.02em; }
.project-card-desc { font-size: var(--text-sm); color: var(--fg-secondary); flex: 1; margin-bottom: var(--space-3); line-height: 1.6; }
.project-card-chips { display: flex; flex-wrap: wrap; gap: var(--space-1); margin-bottom: var(--space-3); }
.tech-chip { font-size: 0.65rem; font-weight: 500; padding: var(--space-1) var(--space-2); border-radius: 999px; background: rgba(58, 160, 255, 0.07); color: var(--fg-secondary); border: 1px solid rgba(58, 160, 255, 0.16); transition: all var(--transition-fast); font-family: var(--font-mono); }
.project-card:hover .tech-chip { border-color: rgba(58, 160, 255, 0.35); color: var(--accent-hot); }
.project-card-footer { display: flex; align-items: center; justify-content: space-between; padding-top: var(--space-3); border-top: 1px solid var(--border-glass); }
.explore-btn { font-family: var(--font-mono); font-size: 0.7rem; font-weight: 600; color: var(--accent-hot); display: flex; align-items: center; gap: var(--space-1); transition: gap var(--transition-fast); }
.explore-btn .arrow { transition: transform var(--transition-fast); }
.project-card:hover .explore-btn .arrow { transform: translateX(4px); }

/* Case Study Overlay */
.case-study-overlay { position: fixed; inset: 0; z-index: var(--z-modal); display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transition: opacity 0.4s ease, visibility 0.4s ease; }
.case-study-overlay[hidden] { display: none; }
.case-study-backdrop { position: absolute; inset: 0; background: rgba(2, 5, 12, 0.85); backdrop-filter: blur(12px) saturate(1.2); -webkit-backdrop-filter: blur(12px) saturate(1.2); }
.case-study-container {
  position: relative; z-index: 1; width: 95%; max-width: 1200px; max-height: 90vh;
  background: linear-gradient(165deg, rgba(16, 27, 50, 0.96), rgba(8, 13, 26, 0.98));
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  overflow: hidden; display: flex; flex-direction: column;
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.7), var(--glow-blue);
}
.case-study-close { position: absolute; top: var(--space-3); right: var(--space-3); width: 40px; height: 40px; border-radius: 50%; background: var(--glass); border: 1px solid var(--border-glass); display: flex; align-items: center; justify-content: center; color: var(--fg-secondary); transition: all var(--transition-fast); z-index: 10; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.case-study-close:hover { background: var(--grad-orange); color: #2a1005; border-color: transparent; transform: rotate(90deg); }
.case-study-nav { display: flex; align-items: center; justify-content: space-between; padding: var(--space-3) var(--space-5); border-bottom: 1px solid var(--border-glass); background: rgba(6, 10, 20, 0.6); }
.nav-btn { width: 40px; height: 40px; border-radius: 50%; background: var(--glass); border: 1px solid var(--border-glass); display: flex; align-items: center; justify-content: center; color: var(--fg-secondary); transition: all var(--transition-fast); }
.nav-btn:hover { background: var(--grad-brand); color: #04121c; border-color: transparent; transform: scale(1.06); }
.nav-btn:disabled { opacity: 0.3; pointer-events: none; }
.project-progress { display: flex; align-items: center; gap: var(--space-3); font-family: var(--font-mono); font-size: var(--text-sm); color: var(--fg-secondary); }
.progress-separator { opacity: 0.4; }
.progress-bar { width: 120px; height: 3px; background: var(--border-subtle); border-radius: 999px; overflow: hidden; }
.progress-fill { height: 100%; width: 0%; background: var(--grad-brand); border-radius: 999px; transition: width 0.4s ease; }
.case-study-content { padding: var(--space-5); overflow-y: auto; max-height: calc(90vh - 120px); }
.case-study-header { margin-bottom: var(--space-5); padding-bottom: var(--space-4); border-bottom: 1px solid var(--border-glass); }
.case-study-meta { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-bottom: var(--space-3); }
.case-study-number { font-family: var(--font-mono); font-size: var(--text-sm); font-weight: 600; color: var(--accent-hot); background: rgba(58, 160, 255, 0.1); padding: var(--space-1) var(--space-3); border-radius: 999px; border: 1px solid rgba(58, 160, 255, 0.3); }
.case-study-category { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.case-study-title { font-family: var(--font-heading); font-size: var(--text-3xl); font-weight: 700; line-height: var(--leading-tight); color: var(--fg-primary); letter-spacing: -0.03em; }
.case-study-body { display: grid; grid-template-columns: 1fr; gap: var(--space-6); }
@media (min-width: 900px) {
  .case-study-body { grid-template-columns: 1fr 320px; }
}
.case-study-main { display: flex; flex-direction: column; gap: var(--space-5); }
.case-study-text { display: flex; flex-direction: column; gap: var(--space-5); }
.case-study-section h4 { font-family: var(--font-mono); font-size: 0.7rem; font-weight: 600; color: var(--accent-hot); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: var(--space-2); padding-bottom: var(--space-2); border-bottom: 1px solid var(--border-glass); }
.case-study-section p { color: var(--fg-secondary); line-height: 1.75; font-size: var(--text-base); }
.learning-text { color: var(--fg-primary) !important; }
.spec-list { list-style: none; display: flex; flex-direction: column; gap: var(--space-2); }
.spec-list li { position: relative; padding-left: var(--space-4); font-size: var(--text-sm); color: var(--fg-secondary); line-height: 1.6; }
.spec-list li::before { content: ''; position: absolute; left: 0; top: 0.6em; width: 6px; height: 6px; border-radius: 50%; background: var(--accent-cyan); box-shadow: 0 0 8px rgba(58, 160, 255, 0.7); }
.tech-stack { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.case-study-links { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.case-study-link { font-size: var(--text-sm); font-weight: 600; color: var(--accent-hot); display: inline-flex; align-items: center; gap: var(--space-1); padding: var(--space-2) var(--space-3); border: 1px solid rgba(58, 160, 255, 0.3); border-radius: var(--border-radius); transition: all var(--transition-fast); }
.case-study-link:hover { background: var(--grad-brand); color: #04121c; border-color: transparent; transform: translateY(-1px); box-shadow: 0 8px 20px rgba(58, 160, 255, 0.3); }
.case-study-link.disabled { color: var(--fg-muted); border-color: var(--border-subtle); background: var(--bg-secondary); cursor: not-allowed; opacity: 0.6; }
.case-study-link.disabled:hover { background: var(--bg-secondary); color: var(--fg-muted); border-color: var(--border-subtle); transform: none; box-shadow: none; }
.case-study-sidebar { display: flex; flex-direction: column; gap: var(--space-4); }
.spec-card { background: var(--glass); border: 1px solid var(--border-glass); border-radius: var(--border-radius-lg); padding: var(--space-4); }
.spec-card h4 { font-family: var(--font-mono); font-size: 0.7rem; font-weight: 600; color: var(--accent-hot); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: var(--space-3); }
.spec-grid { display: grid; grid-template-columns: auto 1fr; gap: var(--space-2) var(--space-4); font-size: var(--text-sm); }
.spec-grid dt { color: var(--fg-muted); font-family: var(--font-mono); }
.spec-grid dd { color: var(--fg-primary); font-weight: 500; }
.case-study-close-btn { width: 100%; margin-top: var(--space-2); }

/* Diagram */
.diagram-container { background: var(--glass); border: 1px solid var(--border-glass); border-radius: var(--border-radius-lg); overflow: hidden; }
.diagram-svg { width: 100%; height: auto; min-height: 300px; display: block; background: radial-gradient(30rem 18rem at 50% 0%, rgba(58, 160, 255, 0.07), transparent 70%), var(--bg-secondary); }
.diagram-node { cursor: default; }
.node-bg { fill: rgba(14, 23, 43, 0.9); stroke: var(--border-strong); stroke-width: 1.5; transition: all var(--transition-fast); }
.diagram-node.sensor .node-bg { stroke: var(--accent-green); }
.diagram-node.process .node-bg { stroke: var(--accent-cyan); }
.diagram-node.actuator .node-bg { stroke: var(--accent-orange); }
.diagram-node.output .node-bg { stroke: var(--fg-primary); }
.node-label { font-family: var(--font-mono); font-size: 0.65rem; fill: var(--fg-primary); white-space: pre; line-height: 1.2; }
.conn-path { stroke-linecap: round; stroke-linejoin: round; }
.conn-path.feedback { stroke-dasharray: 8 4; }
.conn-label { font-family: var(--font-mono); font-size: 0.55rem; fill: var(--fg-muted); text-anchor: middle; }
.diagram-legend { display: flex; flex-wrap: wrap; gap: var(--space-3); padding: var(--space-3); border-top: 1px solid var(--border-glass); justify-content: center; }
.legend-item { display: flex; align-items: center; gap: var(--space-1); font-family: var(--font-mono); font-size: 0.65rem; color: var(--fg-muted); }
.legend-dot { width: 8px; height: 8px; border-radius: 50%; }
.legend-dot.sensor { background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); }
.legend-dot.process { background: var(--accent-cyan); box-shadow: 0 0 8px var(--accent-cyan); }
.legend-dot.actuator { background: var(--accent-orange); box-shadow: 0 0 8px var(--accent-orange); }
.legend-dot.output { background: var(--fg-primary); }

/* Focus visible for accessibility */
.project-card:focus-visible .project-card-inner,
.nav-btn:focus-visible,
.case-study-close:focus-visible,
.case-study-link:focus-visible,
.case-study-close-btn:focus-visible,
.filter-btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

/* Skills - one line per category */
.skills-categories { display: flex; flex-direction: column; gap: var(--space-4); }
.skill-line {
  display: grid; grid-template-columns: 240px 1fr; gap: var(--space-4); align-items: center;
  padding: var(--space-4) var(--space-4);
  border: 1px solid transparent; border-radius: var(--border-radius-lg);
  border-bottom-color: var(--border-glass);
  transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}
.skill-line:hover { transform: translateX(4px); background: rgba(58, 160, 255, 0.04); border-color: rgba(58, 160, 255, 0.2); }
.skill-line-title { font-family: var(--font-heading); font-size: var(--text-base); font-weight: 700; color: var(--fg-primary); display: flex; align-items: center; gap: var(--space-3); }
/* Icon: CSS-mask badge (glyphs live in ui-icons.css). No emoji. */
.skill-line-icon {
  width: 34px; height: 34px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--border-radius);
  background: rgba(58, 160, 255, 0.08);
  border: 1px solid rgba(58, 160, 255, 0.26);
  flex: none;
}
.skill-line-icon::before {
  content: '';
  width: 17px; height: 17px;
  background-color: var(--accent-hot);
  filter: drop-shadow(0 0 5px rgba(92, 214, 255, 0.4));
  transition: background-color var(--transition-fast), filter var(--transition-fast);
}
.skill-line:hover .skill-line-icon::before {
  background-color: var(--accent-cyan);
  filter: drop-shadow(0 0 7px rgba(92, 214, 255, 0.65));
}
.skill-line-chips { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.skill-chip {
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--fg-secondary);
  background: rgba(58, 160, 255, 0.06);
  border: 1px solid rgba(58, 160, 255, 0.18);
  padding: var(--space-1) var(--space-3); border-radius: 999px;
  transition: color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
.skill-chip:hover { color: var(--accent-hot); border-color: rgba(58, 160, 255, 0.5); transform: translateY(-2px); background: rgba(58, 160, 255, 0.12); box-shadow: 0 6px 16px rgba(58, 160, 255, 0.18); }

/* Real Desk — tappable workbench */
.desk-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: var(--space-5); align-items: stretch; }
.desk-surface {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-3);
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
  box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  background-image: linear-gradient(var(--grid-color) 1px, transparent 1px), linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 26px 26px;
}
.desk-item {
  display: flex; flex-direction: column; justify-content: space-between;
  min-height: 9rem;
  text-align: left;
  background: rgba(122, 170, 255, 0.04);
  border: 1px solid var(--border-glass);
  border-radius: var(--space-5);
  padding: var(--space-4);
  transition: transform var(--transition-normal), border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-normal);
}
.desk-item:hover, .desk-item.is-active {
  transform: translateY(-4px);
  border-color: rgba(255, 122, 41, 0.55);
  background: rgba(255, 122, 41, 0.07);
  box-shadow: 0 14px 34px rgba(2, 6, 16, 0.5), 0 0 24px rgba(255, 122, 41, 0.12);
}
.desk-item:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.desk-item-top { display: flex; justify-content: space-between; align-items: flex-start; }
.desk-mark { display: grid; place-items: center; width: 2rem; height: 2rem; border: 1px solid var(--border-glass); border-radius: 0.55rem; color: var(--fg-muted); font: 0.6rem/1 var(--font-mono); transition: border-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast); }
.desk-item.is-active .desk-mark { border-color: rgba(255, 122, 41, 0.7); color: var(--accent-orange); box-shadow: 0 0 18px rgba(255, 122, 41, 0.2); }
.desk-inspect { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(95, 115, 146, 0.75); }
.desk-item-label { font-family: var(--font-heading); font-size: var(--text-lg); font-weight: 700; margin-top: var(--space-6); color: var(--fg-primary); }
.desk-item-line { display: block; width: 40px; height: 1px; background: var(--accent-orange); box-shadow: 0 0 8px rgba(255, 122, 41, 0.6); margin-top: var(--space-3); transition: width var(--transition-normal); }
.desk-item:hover .desk-item-line, .desk-item.is-active .desk-item-line { width: 64px; }
.desk-detail {
  display: flex; flex-direction: column; justify-content: space-between;
  background: linear-gradient(160deg, rgba(28, 22, 16, 0.5), rgba(10, 17, 34, 0.7)), var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid rgba(255, 122, 41, 0.25);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-6);
  box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 176, 87, 0.08);
}
.desk-detail-head { display: flex; justify-content: space-between; align-items: center; }
.desk-detail-kicker { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent-orange); }
.desk-detail-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent-orange); box-shadow: 0 0 14px rgba(255, 122, 41, 0.7); animation: status-pulse 2.4s ease-in-out infinite; }
.desk-detail-title { font-family: var(--font-heading); font-size: clamp(2rem, 4vw, 3.4rem); font-weight: 700; letter-spacing: -0.045em; margin-top: var(--space-8); }
.desk-detail-text { margin-top: var(--space-4); max-width: 26rem; color: var(--fg-secondary); line-height: 1.7; font-size: var(--text-base); }
.desk-detail-note { margin-top: var(--space-8); padding-top: var(--space-5); border-top: 1px solid var(--border-glass); font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(157, 177, 208, 0.5); }
.desk-detail-note span { color: var(--accent-orange); }

/* Experiment Log */
.loop-chips { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); margin-bottom: var(--space-8); font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(157, 177, 208, 0.6); }
.loop-chip { border: 1px solid var(--border-strong); border-radius: 999px; padding: var(--space-2) var(--space-3); background: rgba(122, 170, 255, 0.03); }
.loop-chip.loop-idea { border-color: rgba(255, 122, 41, 0.45); color: var(--accent-orange); }
.loop-chip.loop-build { border-color: rgba(58, 160, 255, 0.45); color: var(--accent-hot); }
.loop-chip.loop-fail { border-color: rgba(47, 230, 168, 0.45); color: var(--accent-green); }
.loop-arrow { width: 12px; height: 1px; background: rgba(157, 177, 208, 0.4); position: relative; }
.loop-arrow::after { content: ''; position: absolute; right: 0; top: -2px; border-left: 5px solid rgba(157, 177, 208, 0.4); border-top: 2.5px solid transparent; border-bottom: 2.5px solid transparent; }
.experiments-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
.experiment-card {
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--space-5);
  padding: var(--space-5);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-normal), border-color var(--transition-fast), box-shadow var(--transition-normal);
}
.experiment-card::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0; width: 2px;
  background: var(--grad-blue);
  opacity: 0; transition: opacity var(--transition-normal);
}
.experiment-card:hover { transform: translateY(-5px); border-color: rgba(58, 160, 255, 0.4); box-shadow: 0 16px 40px rgba(2, 6, 16, 0.5), var(--glow-blue); }
.experiment-card:hover::before { opacity: 1; }
.experiment-head { display: flex; justify-content: space-between; gap: var(--space-3); font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase; }
.experiment-index { color: var(--accent-hot); }
.experiment-status { color: var(--fg-muted); background: rgba(122, 170, 255, 0.05); border: 1px solid var(--border-glass); border-radius: 999px; padding: 2px var(--space-2); }
.experiment-title { font-family: var(--font-heading); font-size: var(--text-xl); font-weight: 700; margin-top: var(--space-7); letter-spacing: -0.02em; }
.experiment-phase { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-orange); margin-top: var(--space-1); }
.experiment-note { margin-top: var(--space-4); color: var(--fg-secondary); font-size: var(--text-sm); line-height: 1.65; max-width: 26rem; }
.experiments-honest {
  margin-top: var(--space-8);
  border: 1px dashed rgba(255, 122, 41, 0.3);
  border-radius: var(--space-5);
  padding: var(--space-5);
  font-family: var(--font-mono); font-size: 0.72rem; line-height: 1.8;
  color: var(--fg-muted);
  background: rgba(255, 122, 41, 0.03);
}
.experiments-honest span { color: var(--accent-orange); }

/* Journey — Still becoming (vertical timeline).
   The rail is deliberately BROKEN between bubbles: no line before the
   first version bubble, and each .timeline-seg spans only from its
   bubble to the next one. Segments are positioned/heighted by
   timeline.js so they always stop at the bubble edges. */
.timeline { position: relative; padding-left: 4.2rem; display: flex; flex-direction: column; }
.timeline-seg {
  position: absolute;
  width: 2px;
  transform: translateX(-50%);
  background: rgba(122, 170, 255, 0.12);
  border-radius: 2px;
  z-index: 0; /* beneath the nodes */
}
.timeline-seg-fill {
  width: 100%; height: 0%;
  background: linear-gradient(180deg, var(--accent-orange), var(--accent-hot));
  box-shadow: 0 0 14px rgba(58, 160, 255, 0.6);
  transition: height 0.15s linear;
}
.timeline-entry {
  position: relative;
  z-index: 1;
  display: grid; grid-template-columns: 3.7rem 1fr; align-items: start;
  gap: 1.25rem;
  padding: var(--space-5) 0;
  opacity: 0.4;
  filter: saturate(0.6);
  transition: opacity var(--transition-normal), filter var(--transition-normal);
}
.timeline-entry.is-active { opacity: 1; filter: saturate(1); }
.timeline-node {
  display: grid; place-items: center;
  width: 3.7rem; height: 3.7rem;
  border: 1px solid rgba(58, 160, 255, 0.4);
  border-radius: 999px;
  background: var(--bg-panel);
  color: var(--accent-hot);
  font: 0.52rem/1 var(--font-mono);
  transition: box-shadow var(--transition-normal), border-color var(--transition-normal), background var(--transition-normal), color var(--transition-normal), transform var(--transition-normal);
}
.timeline-node.is-lit {
  border-color: var(--accent-orange);
  background: radial-gradient(circle at 50% 40%, rgba(255, 122, 41, 0.3), var(--bg-panel) 74%);
  color: var(--fg-primary);
  box-shadow: 0 0 26px rgba(255, 122, 41, 0.35);
  transform: scale(1.06);
}
.timeline-version { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent-hot); }
.timeline-title { font-family: var(--font-heading); font-size: var(--text-xl); font-weight: 700; margin-top: var(--space-1); letter-spacing: -0.02em; }
.timeline-detail { margin-top: var(--space-1); max-width: 36rem; color: var(--fg-secondary); font-size: var(--text-sm); line-height: 1.65; }

/* Ideas / Outside the screen */
.ideas-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: var(--space-10); align-items: center; }
.ideas-title { font-family: var(--font-heading); font-size: clamp(2.2rem, 5vw, 4.2rem); font-weight: 700; letter-spacing: -0.05em; line-height: 1.02; }
.ideas-cards { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.ideas-card {
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: transform var(--transition-normal), border-color var(--transition-fast), box-shadow var(--transition-normal);
}
.ideas-card:hover { transform: translateY(-4px); border-color: rgba(58, 160, 255, 0.4); box-shadow: var(--glow-blue); }
/* Icon: CSS-mask badge (glyphs live in ui-icons.css). No emoji. */
.ideas-icon {
  width: 46px; height: 46px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--border-radius);
  background: rgba(58, 160, 255, 0.08);
  border: 1px solid rgba(58, 160, 255, 0.28);
  box-shadow: inset 0 0 12px rgba(58, 160, 255, 0.06);
}
.ideas-icon::before {
  content: '';
  width: 22px; height: 22px;
  background-color: var(--accent-hot);
  filter: drop-shadow(0 0 6px rgba(92, 214, 255, 0.45));
  transition: background-color var(--transition-fast), filter var(--transition-fast);
}
.ideas-card:hover .ideas-icon::before {
  background-color: var(--accent-cyan);
  filter: drop-shadow(0 0 8px rgba(92, 214, 255, 0.7));
}
.ideas-card .ideas-icon { margin-bottom: var(--space-6); }
/* small inline variant (wide card header spark) */
.ideas-icon-sm { width: 30px; height: 30px; margin: 0; border: none; background: transparent; box-shadow: none; }
.ideas-icon-sm::before {
  width: 16px; height: 16px;
  background-color: var(--accent-orange);
  filter: drop-shadow(0 0 6px rgba(255, 122, 41, 0.55));
}
.ideas-card h3 { font-family: var(--font-heading); font-size: var(--text-lg); font-weight: 700; }
.ideas-card p { margin-top: var(--space-3); color: var(--fg-secondary); font-size: var(--text-sm); line-height: 1.65; }
.ideas-card-wide { grid-column: 1 / -1; }
.ideas-card-head { display: flex; justify-content: space-between; align-items: center; }
.ideas-card-head span { color: var(--accent-orange); filter: drop-shadow(0 0 8px rgba(255, 122, 41, 0.5)); }

/* Currently Loading */
.loading-panel {
  display: grid; grid-template-columns: 0.75fr 1.25fr; gap: var(--space-10); align-items: end;
  background: linear-gradient(160deg, rgba(22, 38, 72, 0.75), rgba(8, 14, 28, 0.85)), var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid rgba(58, 160, 255, 0.28);
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-8);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}
.loading-panel::before {
  content: '';
  position: absolute; right: -5rem; top: -5rem;
  width: 16rem; height: 16rem; border-radius: 999px;
  border: 1px solid rgba(58, 160, 255, 0.2);
  animation: ring-pulse 4s ease-in-out infinite;
}
.loading-panel::after {
  content: '';
  position: absolute; right: -2rem; top: -2rem;
  width: 8rem; height: 8rem; border-radius: 999px;
  border: 1px solid rgba(255, 122, 41, 0.18);
  animation: ring-pulse 4s ease-in-out infinite reverse;
}
@keyframes ring-pulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.08); opacity: 1; }
}
.loading-title { font-family: var(--font-heading); font-size: clamp(2.6rem, 6vw, 5rem); font-weight: 700; letter-spacing: -0.055em; line-height: 0.95; }
.loading-text { margin-top: var(--space-5); max-width: 24rem; color: var(--fg-secondary); line-height: 1.7; font-size: var(--text-base); }
.loading-chips { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-3); }
.loading-chip {
  display: flex; align-items: center; gap: var(--space-3);
  background: rgba(122, 170, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: var(--space-4);
  padding: var(--space-4);
  font-family: var(--font-heading); font-size: var(--text-lg);
  transition: transform var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}
.loading-chip:hover { transform: translateX(4px); border-color: rgba(58, 160, 255, 0.5); background: rgba(58, 160, 255, 0.09); box-shadow: 0 8px 22px rgba(58, 160, 255, 0.14); }
.loading-chip span { font-family: var(--font-mono); font-size: 0.62rem; color: var(--accent-orange); }
.loading-chip i { margin-left: auto; width: 8px; height: 8px; border-radius: 50%; background: var(--accent-cyan); box-shadow: 0 0 10px rgba(58, 160, 255, 0.8); animation: status-pulse 2.4s ease-in-out infinite; }

/* Wins (achievements) */
.achievements-grid { display: flex; flex-direction: column; gap: var(--space-3); }
.ach-row {
  display: grid; grid-template-columns: auto 1fr; gap: var(--space-4);
  align-items: start;
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius-lg); padding: var(--space-4) var(--space-5);
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
.ach-row:hover { border-color: rgba(255, 122, 41, 0.45); transform: translateX(6px); background: rgba(255, 122, 41, 0.05); box-shadow: 0 10px 28px rgba(2, 6, 16, 0.45), 0 0 20px rgba(255, 122, 41, 0.1); }
/* Icon: CSS-mask badge (icons defined in ui-icons.css). No emoji. */
.ach-icon {
  width: 42px; height: 42px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--border-radius);
  background: rgba(255, 122, 41, 0.08);
  border: 1px solid rgba(255, 122, 41, 0.28);
  box-shadow: inset 0 0 12px rgba(255, 122, 41, 0.06);
}
.ach-icon::before {
  content: '';
  width: 20px; height: 20px;
  background-color: var(--accent-orange-hot);
  transition: background-color var(--transition-fast), filter var(--transition-fast);
}
.ach-row:hover .ach-icon::before {
  background-color: var(--accent-orange);
  filter: drop-shadow(0 0 6px rgba(255, 122, 41, 0.55));
}
.ach-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.ach-head { display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap; }
.ach-description { color: var(--fg-secondary); font-size: var(--text-sm); line-height: 1.55; max-width: 62ch; }
.ach-title { font-family: var(--font-heading); font-size: var(--text-base); font-weight: 700; margin: 0; }
.ach-rank { font-family: var(--font-mono); font-size: 0.65rem; color: var(--accent-orange); background: rgba(255, 122, 41, 0.1); border: 1px solid rgba(255, 122, 41, 0.35); padding: 2px var(--space-2); border-radius: 999px; white-space: nowrap; }
.ach-year { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--fg-muted); white-space: nowrap; }

/* Contact — Have a good question? */
.contact-hero { display: grid; grid-template-columns: 1fr 0.8fr; gap: var(--space-8); align-items: end; margin-bottom: var(--space-10); }
.contact-title { font-family: var(--font-heading); font-size: clamp(2.6rem, 7vw, 6rem); font-weight: 700; letter-spacing: -0.06em; line-height: 0.95; }
.contact-lead { margin-top: var(--space-6); max-width: 30rem; font-size: var(--text-lg); line-height: 1.7; color: var(--fg-secondary); }
.contact-chat-card {
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: transform var(--transition-normal), border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-normal);
}
.contact-chat-card:hover { transform: translateY(-4px); border-color: rgba(58, 160, 255, 0.55); background: rgba(58, 160, 255, 0.07); box-shadow: 0 0 36px rgba(58, 160, 255, 0.14); }
.contact-chat-inner { display: flex; align-items: center; gap: var(--space-3); width: 100%; text-align: left; }
.contact-chat-copy strong { font-family: var(--font-heading); font-size: var(--text-base); display: block; color: var(--fg-primary); }
.contact-chat-copy small { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--fg-muted); }
.contact-chat-note { margin-top: var(--space-6); padding-top: var(--space-4); border-top: 1px solid var(--border-glass); font-family: var(--font-mono); font-size: 0.72rem; line-height: 1.8; color: var(--fg-secondary); }
.contact-grid { display: grid; grid-template-columns: minmax(260px, 0.9fr) 1.4fr; gap: var(--space-8); align-items: start; }
.contact-aside { display: flex; flex-direction: column; gap: var(--space-3); }
.contact-status { display: inline-flex; align-items: center; gap: var(--space-2); width: fit-content; font-family: var(--font-mono); font-size: var(--text-sm); color: var(--accent-green); background: rgba(47, 230, 168, 0.06); border: 1px solid rgba(47, 230, 168, 0.3); border-radius: 999px; padding: var(--space-2) var(--space-3); }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); animation: status-pulse 2.2s ease-in-out infinite; }
@keyframes status-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }
.contact-card {
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius); padding: var(--space-3) var(--space-4);
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.contact-card:hover { border-color: rgba(58, 160, 255, 0.45); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(2, 6, 16, 0.4); }
.contact-card-label { display: block; font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--fg-muted); margin-bottom: var(--space-1); }

/* Contact quick-links: icon buttons (email / whatsapp / youtube) */
.contact-icons { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.contact-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px;
  border-radius: var(--border-radius-lg);
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  color: var(--fg-secondary);
  transition: transform var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
.contact-icon svg { width: 22px; height: 22px; }
.contact-icon:hover { transform: translateY(-4px); color: #04121c; box-shadow: 0 10px 26px rgba(2, 6, 16, 0.5); }
.contact-icon[data-kind="email"]:hover { background: var(--grad-orange); border-color: transparent; }
.contact-icon[data-kind="whatsapp"]:hover { background: #25d366; border-color: transparent; }
.contact-icon[data-kind="youtube"]:hover { background: #ff0033; border-color: transparent; }
.contact-icon[hidden] { display: none; }
.contact-card-value { color: var(--fg-primary); font-size: var(--text-sm); text-decoration: none; word-break: break-all; }
a.contact-card-value:hover { color: var(--accent-hot); }
.contact-card.is-empty { display: none; }
.contact-note { font-size: var(--text-sm); color: var(--fg-muted); font-family: var(--font-mono); }
.contact-form {
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl); padding: var(--space-6);
  display: flex; flex-direction: column; gap: var(--space-5);
  box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}
.form-group { position: relative; }
.form-group input, .form-group textarea {
  width: 100%;
  background: rgba(6, 10, 20, 0.55);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius);
  padding: 1.15rem var(--space-4) 0.55rem;
  color: var(--fg-primary); font-family: inherit; font-size: var(--text-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  resize: vertical;
}
.form-group label { position: absolute; left: var(--space-4); top: 0.95rem; font-size: var(--text-sm); font-weight: 500; color: var(--fg-muted); pointer-events: none; transition: top var(--transition-fast), font-size var(--transition-fast), color var(--transition-fast), letter-spacing var(--transition-fast); }
.form-group input:focus + label, .form-group textarea:focus + label,
.form-group input:not(:placeholder-shown) + label, .form-group textarea:not(:placeholder-shown) + label { top: 0.35rem; font-size: 0.65rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent-hot); }
.form-group input:focus, .form-group textarea:focus { border-color: var(--accent-cyan); background: rgba(6, 10, 20, 0.75); box-shadow: 0 0 0 3px rgba(58, 160, 255, 0.16), var(--glow-blue); outline: none; }
.form-group.has-error input, .form-group.has-error textarea { border-color: #ff5470; }
.form-error { display: block; min-height: 1.1em; margin-top: var(--space-1); font-family: var(--font-mono); font-size: 0.65rem; color: #ff5470; }
.contact-submit-row { display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
.contact-submit { display: inline-flex; align-items: center; gap: var(--space-3); }
.submit-arrow { display: inline-block; transition: transform var(--transition-fast); }
.contact-submit:hover .submit-arrow { transform: translateX(4px); }
.submit-status { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--fg-muted); }
.submit-status.is-success { color: var(--accent-green); }
.submit-status.is-error { color: #ff5470; }

/* Footer — compact system panel. Sits BELOW the robot deck (z 12) so
   JAYBOT hovers visibly on top of it. */
.footer {
  position: relative; z-index: 5;
  background: linear-gradient(180deg, rgba(4, 7, 15, 0.4), rgba(4, 7, 15, 0.96) 30%), var(--bg-primary);
  border-top: 1px solid var(--border-glass);
  padding: var(--space-6) 0 var(--space-4);
}
.footer-grid { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: var(--space-5); }
.footer-kicker { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent-hot); }
.footer-logo {
  font-family: var(--font-heading); font-size: clamp(1.4rem, 3.2vw, 2rem); font-weight: 700; letter-spacing: -0.04em; margin-top: var(--space-2);
  background: var(--grad-brand);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 18px rgba(58, 160, 255, 0.25));
}
.footer-tagline { margin-top: var(--space-2); font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.04em; color: var(--fg-muted); }
.footer-status { display: grid; grid-template-columns: repeat(3, auto); gap: var(--space-6); font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--fg-muted); }
.footer-status span { display: block; color: var(--accent-hot); }
.footer-status strong { display: block; margin-top: var(--space-1); color: var(--fg-primary); font-weight: 500; font-size: var(--text-sm); letter-spacing: 0.04em; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: var(--space-3); margin-top: var(--space-6); padding-top: var(--space-4); border-top: 1px solid rgba(122, 170, 255, 0.08); }
.footer-nav { display: flex; gap: var(--space-4); flex-wrap: wrap; }
.footer-nav a[hidden] { display: none; }
.footer-nav a { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--fg-secondary); transition: color var(--transition-fast), transform var(--transition-fast); display: inline-block; }
.footer-nav a:hover { color: var(--accent-hot); transform: translateY(-2px); }
.copyright { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.06em; color: rgba(157, 177, 208, 0.5); }

/* Cursor */
/* Custom cursor + page scrollbar styling live in ui-theme.css
   (single-file theming for both overlays). */
@media (pointer: coarse) { .cursor { display: none; } }

/* Sections sit above the 3D backdrop */
.section { z-index: var(--z-content); }

/* Reserve the right lane where the robot travels on wide screens.
   Content stays centered; the lane grows with the viewport and the
   robot's lane math adapts to the real container edge. */
@media (min-width: 1100px) {
  .container { max-width: calc(var(--container-max) - 240px); }
}

/* Chat — JAY.EXE companion ------------------------------------ */
.chat-fab {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  z-index: var(--z-chat);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4) var(--space-2) var(--space-3);
  border: 1px solid rgba(58, 160, 255, 0.4);
  border-radius: 999px;
  background: var(--glass-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--fg-primary);
  font: 700 0.68rem/1 var(--font-mono);
  letter-spacing: 0.12em;
  box-shadow: 0 12px 34px rgba(2, 6, 16, 0.55), var(--glow-blue);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.chat-fab:hover { transform: translateY(-3px); border-color: var(--accent-cyan); box-shadow: 0 16px 40px rgba(2, 6, 16, 0.6), 0 0 34px rgba(58, 160, 255, 0.3); }
.chat-fab.is-open { transform: translateY(3px); opacity: 0.85; }
.chat-fab-avatar { display: inline-flex; gap: 3px; padding: 4px 6px; background: rgba(58, 160, 255, 0.1); border: 1px solid rgba(58, 160, 255, 0.35); border-radius: 999px; }
.chat-fab-avatar i { width: 4px; height: 8px; border-radius: 1px; background: var(--accent-hot); box-shadow: 0 0 6px rgba(58, 160, 255, 0.8); animation: chat-blink 5.2s ease-in-out infinite; }
.chat-fab-avatar i:last-child { animation-delay: 0.08s; }
@keyframes chat-blink { 0%, 42%, 48%, 100% { transform: scaleY(1); } 45% { transform: scaleY(0.15); } }

.chat-panel {
  position: fixed;
  right: 1.1rem;
  bottom: 4.6rem;
  z-index: var(--z-chat);
  width: min(24rem, calc(100vw - 2rem));
  max-height: min(32rem, calc(100dvh - 7rem));
  display: flex;
  flex-direction: column;
  background: var(--glass-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid rgba(58, 160, 255, 0.35);
  border-radius: 1.4rem;
  overflow: hidden;
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.65), 0 0 44px rgba(58, 160, 255, 0.12);
  animation: chat-in 0.32s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.chat-panel[hidden] { display: none; }
@keyframes chat-in { from { opacity: 0; transform: translateY(14px) scale(0.98); } to { opacity: 1; transform: translateY(0) scale(1); } }

.chat-head {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-4);
  background: rgba(4, 7, 15, 0.75);
  border-bottom: 1px solid var(--border-glass);
}
.chat-head-copy { flex: 1; min-width: 0; }
.chat-name { font: 700 0.82rem/1.2 var(--font-heading); letter-spacing: 0.04em; }
.chat-status { font: 400 0.58rem/1.4 var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-hot); }
.chat-close { width: 32px; height: 32px; border-radius: 50%; color: var(--fg-secondary); border: 1px solid transparent; transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast); }
.chat-close:hover { background: rgba(122, 170, 255, 0.1); color: var(--fg-primary); border-color: var(--border-glass); transform: rotate(90deg); }

/* shared robot avatar (two glowing pixel eyes) */
.chat-avatar { display: inline-flex; gap: 4px; align-items: center; justify-content: center; width: 40px; height: 40px; flex-shrink: 0; background: rgba(58, 160, 255, 0.1); border: 1px solid rgba(58, 160, 255, 0.4); border-radius: 999px; box-shadow: inset 0 0 12px rgba(58, 160, 255, 0.15); }
.chat-avatar i { width: 4px; height: 12px; border-radius: 2px; background: var(--accent-hot); box-shadow: 0 0 8px rgba(58, 160, 255, 0.8); animation: chat-blink 5.2s ease-in-out infinite; }
.chat-avatar i:last-child { animation-delay: 0.08s; }
.chat-avatar-lg { width: 46px; height: 46px; }

.chat-log { flex: 1; min-height: 8rem; overflow-y: auto; padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-3); scrollbar-width: thin; scrollbar-color: rgba(58, 160, 255, 0.3) transparent; }
.chat-msg { max-width: 88%; display: flex; flex-direction: column; gap: 3px; }
.chat-msg-who { font: 500 0.55rem/1 var(--font-mono); letter-spacing: 0.14em; color: var(--fg-muted); }
.chat-msg-text { padding: var(--space-2) var(--space-3); border-radius: 0.9rem; font-size: 0.82rem; line-height: 1.55; }
.chat-msg-bot .chat-msg-text { background: rgba(122, 170, 255, 0.07); border: 1px solid var(--border-glass); border-top-left-radius: 0.2rem; color: var(--fg-primary); }
.chat-msg-user { align-self: flex-end; align-items: flex-end; }
.chat-msg-user .chat-msg-text { background: var(--grad-orange); color: #2a1005; border-top-right-radius: 0.2rem; font-weight: 600; }
.chat-msg-typing .chat-msg-text { display: inline-flex; gap: 4px; align-items: center; }
.chat-msg-typing i { width: 5px; height: 5px; border-radius: 50%; background: var(--accent-hot); opacity: 0.4; animation: chat-typing 1s ease-in-out infinite; }
.chat-msg-typing i:nth-child(2) { animation-delay: 0.15s; }
.chat-msg-typing i:nth-child(3) { animation-delay: 0.3s; }
@keyframes chat-typing { 0%, 100% { opacity: 0.3; transform: translateY(0); } 50% { opacity: 1; transform: translateY(-3px); } }

.chat-suggest { display: flex; flex-wrap: wrap; gap: var(--space-2); padding: 0 var(--space-4) var(--space-3); }
.chat-suggest:empty { display: none; }
.chat-chip { font: 500 0.62rem/1 var(--font-mono); color: var(--accent-hot); background: rgba(58, 160, 255, 0.07); border: 1px solid rgba(58, 160, 255, 0.3); border-radius: 999px; padding: var(--space-2) var(--space-3); transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast); }
.chat-chip:hover { background: rgba(58, 160, 255, 0.16); border-color: var(--accent-cyan); transform: translateY(-1px); }

.chat-input-row { display: flex; gap: var(--space-2); padding: var(--space-3); border-top: 1px solid var(--border-glass); background: rgba(4, 7, 15, 0.75); }
.chat-input-row input { flex: 1; min-width: 0; background: rgba(6, 10, 20, 0.6); border: 1px solid var(--border-subtle); border-radius: 999px; padding: var(--space-2) var(--space-4); color: var(--fg-primary); font-family: inherit; font-size: 0.85rem; transition: border-color var(--transition-fast), box-shadow var(--transition-fast); }
.chat-input-row input:focus { outline: none; border-color: var(--accent-cyan); box-shadow: 0 0 0 3px rgba(58, 160, 255, 0.16); }
.chat-send { width: 38px; height: 38px; flex-shrink: 0; border-radius: 50%; background: var(--grad-orange); color: #2a1005; font-size: 1rem; font-weight: 700; box-shadow: 0 6px 16px rgba(255, 122, 41, 0.3); transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast); }
.chat-send:hover { transform: translateY(-2px); box-shadow: 0 10px 22px rgba(255, 122, 41, 0.45); filter: brightness(1.08); }

.visually-hidden { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* Scroll Choreography */
.section.is-pinned { z-index: var(--z-content); }

[data-parallax] { will-change: transform; }

.project-card { will-change: transform, opacity; }
.project-card-inner { will-change: transform, box-shadow, border-color; }

.ach-row { will-change: transform, opacity; }

/* Reduced-motion: ambient layers and entrance animations calm down too */
@media (prefers-reduced-motion: reduce) {
  .boot-screen .boot-line, .chat-panel, .chat-fab, .loading-panel::before, .loading-panel::after { animation: none !important; }
  .timeline-seg-fill { transition: none !important; }
  .btn-primary::after { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .section.is-pinned { position: static !important; }
  [data-parallax] { transform: none !important; }
  .project-card, .ach-row {
    animation: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
}

html { scroll-behavior: auto; }

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

/* ============================================================
   SERVICES — two build-for-you cards + request modal
============================================================ */
.services-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); align-items: stretch; }

.service-card {
  position: relative;
  display: flex; flex-direction: column;
  background:
    radial-gradient(22rem 14rem at 85% -10%, rgba(58, 160, 255, 0.1), transparent 65%),
    linear-gradient(165deg, rgba(16, 27, 50, 0.75), rgba(8, 14, 28, 0.85)),
    var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transition: transform var(--transition-normal), border-color var(--transition-fast), box-shadow var(--transition-normal);
}
.service-card:hover { transform: translateY(-5px); }
.service-card--blue:hover { border-color: rgba(58, 160, 255, 0.45); box-shadow: 0 22px 55px rgba(2, 6, 16, 0.6), var(--glow-blue); }
.service-card--orange:hover { border-color: rgba(255, 122, 41, 0.45); box-shadow: 0 22px 55px rgba(2, 6, 16, 0.6), var(--glow-orange); }

.service-card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-4); }
.service-icon { display: inline-flex; align-items: center; justify-content: center; width: 3.2rem; height: 3.2rem; font-size: 1.5rem; background: rgba(122, 170, 255, 0.07); border: 1px solid var(--border-glass); border-radius: var(--border-radius-lg); }
.service-card--orange .service-icon { background: rgba(255, 122, 41, 0.07); }

/* Custom SVG service icons: thin geometry, blue/orange accents, soft glow */
.service-icon svg { width: 2.1rem; height: 2.1rem; }
.service-icon svg [stroke] { filter: drop-shadow(0 0 6px rgba(58, 160, 255, 0.35)); }
.service-card--orange .service-icon svg [stroke] { filter: drop-shadow(0 0 6px rgba(255, 122, 41, 0.35)); }
.service-icon { transition: transform var(--transition-normal), box-shadow var(--transition-normal); }
.service-card:hover .service-icon { transform: translateY(-3px) rotate(-4deg); }
.service-modal-icon svg { width: 1.9rem; height: 1.9rem; }
.service-modal-icon svg [stroke] { filter: drop-shadow(0 0 6px rgba(58, 160, 255, 0.35)); }

/* Tagline + credibility stats under the section intro */
.services-tagline {
  margin-top: var(--space-4);
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg-primary);
}
.services-tagline .title-accent-alt {
  background: var(--grad-orange);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 18px rgba(255, 122, 41, 0.3));
}
.services-stats {
  display: flex; flex-wrap: wrap; gap: var(--space-4);
  margin-top: var(--space-8);
}
.service-stat {
  display: flex; align-items: baseline; gap: var(--space-3);
  background: var(--glass);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius-lg);
  padding: var(--space-4) var(--space-5);
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.service-stat:hover { border-color: rgba(58, 160, 255, 0.45); transform: translateY(-3px); box-shadow: 0 10px 26px rgba(2, 6, 16, 0.45), var(--glow-blue); }
.service-stat .stat-value {
  font-family: var(--font-heading); font-size: var(--text-2xl); font-weight: 700; line-height: 1;
  background: var(--grad-blue);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.service-stat .stat-label {
  font: 500 0.62rem/1.4 var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--fg-muted);
}

.service-indicator { display: inline-flex; align-items: center; gap: var(--space-2); font: 500 0.6rem/1 var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-hot); background: rgba(58, 160, 255, 0.06); border: 1px solid rgba(58, 160, 255, 0.25); border-radius: 999px; padding: var(--space-2) var(--space-3); }
.service-card--orange .service-indicator { color: var(--accent-orange); background: rgba(255, 122, 41, 0.06); border-color: rgba(255, 122, 41, 0.3); }
.service-indicator i { width: 6px; height: 6px; border-radius: 50%; background: currentColor; box-shadow: 0 0 8px currentColor; animation: status-pulse 2.4s ease-in-out infinite; }

.service-title { font-family: var(--font-heading); font-size: var(--text-xl); font-weight: 700; letter-spacing: -0.02em; }
.service-tagline { margin-top: var(--space-2); color: var(--fg-secondary); font-size: var(--text-sm); line-height: 1.6; }

/* Website card: three tiers */
.service-levels { display: flex; flex-direction: column; gap: var(--space-3); margin-top: var(--space-5); }
.service-level { border: 1px solid var(--border-glass); border-radius: var(--border-radius-lg); padding: var(--space-3) var(--space-4); background: rgba(122, 170, 255, 0.03); transition: border-color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast); }
.service-level:hover { border-color: rgba(58, 160, 255, 0.4); background: rgba(58, 160, 255, 0.06); transform: translateX(4px); }
.service-level-head { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-2); }
.service-level-num { font: 600 0.62rem/1 var(--font-mono); color: var(--accent-hot); letter-spacing: 0.1em; }
.service-level h4 { font-family: var(--font-heading); font-size: var(--text-base); font-weight: 700; }
.service-level ul { display: flex; flex-direction: column; gap: 3px; }
.service-level li { position: relative; padding-left: var(--space-4); font-size: 0.8rem; color: var(--fg-secondary); line-height: 1.55; }
.service-level li::before { content: ''; position: absolute; left: 0; top: 0.55em; width: 5px; height: 5px; border-radius: 50%; background: var(--accent-cyan); box-shadow: 0 0 6px rgba(58, 160, 255, 0.7); }

/* IoT card: capability range chips */
.service-range { margin-top: var(--space-5); }
.service-range-kicker { display: block; font: 500 0.6rem/1 var(--font-mono); letter-spacing: 0.16em; color: var(--accent-orange); margin-bottom: var(--space-3); }
.service-range-chips { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.service-range-chip { font: 500 0.72rem/1 var(--font-mono); color: var(--fg-secondary); background: rgba(255, 122, 41, 0.05); border: 1px solid rgba(255, 122, 41, 0.22); border-radius: 999px; padding: var(--space-2) var(--space-3); transition: color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), background var(--transition-fast); }
.service-range-chip:hover { color: var(--accent-orange); border-color: rgba(255, 122, 41, 0.5); background: rgba(255, 122, 41, 0.1); transform: translateY(-2px); }

/* Pricing block (shared) */
.service-pricing { margin-top: var(--space-5); padding-top: var(--space-4); border-top: 1px solid var(--border-glass); }
.service-pricing-label { display: inline-block; font-family: var(--font-heading); font-weight: 700; font-size: var(--text-base);
  background: var(--grad-orange); -webkit-background-clip: text; background-clip: text; color: transparent; }
.service-pricing p { margin-top: var(--space-1); font-size: 0.78rem; color: var(--fg-muted); line-height: 1.6; }

.service-request-btn { margin-top: var(--space-5); width: 100%; }

/* ---------- request modal ---------- */
.service-modal-overlay { position: fixed; inset: 0; z-index: var(--z-modal); display: flex; align-items: center; justify-content: center; padding: var(--space-4); opacity: 0; transition: opacity 0.28s ease; }
.service-modal-overlay[hidden] { display: none; }
.service-modal-overlay.is-open { opacity: 1; }
.service-modal-backdrop { position: absolute; inset: 0; background: rgba(2, 5, 12, 0.82); backdrop-filter: blur(12px) saturate(1.2); -webkit-backdrop-filter: blur(12px) saturate(1.2); }
.service-modal {
  position: relative; z-index: 1;
  width: min(40rem, 100%);
  max-height: min(46rem, calc(100dvh - 2rem));
  display: flex; flex-direction: column;
  background: linear-gradient(165deg, rgba(16, 27, 50, 0.97), rgba(8, 14, 28, 0.98));
  border: 1px solid rgba(58, 160, 255, 0.3);
  border-radius: var(--radius-xl);
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.7), var(--glow-blue);
  transform: translateY(16px) scale(0.985);
  transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}
.service-modal-overlay.is-open .service-modal { transform: translateY(0) scale(1); }
.service-modal-close { position: absolute; top: var(--space-4); right: var(--space-4); width: 38px; height: 38px; border-radius: 50%; background: var(--glass); border: 1px solid var(--border-glass); color: var(--fg-secondary); transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast); z-index: 2; }
.service-modal-close:hover { background: var(--grad-orange); color: #2a1005; border-color: transparent; transform: rotate(90deg); }
.service-modal-head { display: flex; align-items: center; gap: var(--space-4); padding: var(--space-6) var(--space-6) var(--space-4); border-bottom: 1px solid var(--border-glass); }
.service-modal-icon { display: inline-flex; align-items: center; justify-content: center; width: 3rem; height: 3rem; font-size: 1.4rem; background: rgba(122, 170, 255, 0.08); border: 1px solid var(--border-glass); border-radius: var(--border-radius-lg); flex-shrink: 0; }
.service-modal-head h3 { font-family: var(--font-heading); font-size: var(--text-lg); font-weight: 700; letter-spacing: -0.02em; }
.service-modal-sub { margin-top: 2px; font-size: 0.78rem; color: var(--fg-muted); }

.service-form { overflow-y: auto; padding: var(--space-5) var(--space-6) var(--space-6); -webkit-overflow-scrolling: touch; }
.service-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.form-group--full, .service-extra { grid-column: 1 / -1; display: flex; flex-direction: column; }
.service-extra { gap: var(--space-4); }

/* selects match the floating-label inputs */
.service-form select {
  width: 100%; appearance: none; -webkit-appearance: none;
  background: rgba(6, 10, 20, 0.55) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235f7392' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 1rem center;
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius);
  padding: 1.15rem var(--space-4) 0.55rem;
  color: var(--fg-primary); font-family: inherit; font-size: var(--text-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.service-form select:focus { outline: none; border-color: var(--accent-cyan); box-shadow: 0 0 0 3px rgba(58, 160, 255, 0.16), var(--glow-blue); }
.service-form select:invalid { color: var(--fg-muted); }
.service-form select option { background: #0a1120; color: var(--fg-primary); }
/* selects have no placeholder, so :placeholder-shown never matches —
   float the label on focus or once a value (:valid) is chosen, using
   the exact same floated style as the inputs */
.service-form select:focus + label,
.service-form select:valid + label { top: 0.35rem; font-size: 0.65rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent-hot); }

.service-form-note { margin-top: var(--space-4); font: 400 0.68rem/1.6 var(--font-mono); color: var(--fg-muted); }
.service-form-actions { display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap; margin-top: var(--space-4); }
.service-send { display: inline-flex; align-items: center; gap: var(--space-2); background: var(--grad-orange); color: #2a1005; box-shadow: 0 10px 26px rgba(255, 122, 41, 0.3); }
.service-send:hover { box-shadow: 0 14px 34px rgba(255, 122, 41, 0.45); }
.service-send:disabled { opacity: 0.6; pointer-events: none; }
.service-send-icon { display: inline-flex; }
.service-mailto { font: 500 0.72rem/1 var(--font-mono); color: var(--fg-secondary); text-decoration: underline; text-underline-offset: 3px; transition: color var(--transition-fast); }
.service-mailto:hover { color: var(--accent-hot); }
.service-status { min-height: 1.2em; margin-top: var(--space-2); font: 500 0.72rem/1.5 var(--font-mono); }
.service-status.is-success { color: var(--accent-green); }
.service-status.is-error { color: #ff5470; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .service-form-grid { grid-template-columns: 1fr; }
  .service-modal-head { padding: var(--space-5) var(--space-4) var(--space-3); }
  .service-form { padding: var(--space-4); }
  .service-modal { max-height: calc(100dvh - 1.5rem); }
}