/* ==========================================================================
   SERVICELINE — COMPONENTS
   Nav, footer, hero, tabs, timeline, mockups, forms, demos chrome
   ========================================================================== */

/* ==========================================================================
   NAV
   ========================================================================== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  transition: background 0.4s, border-color 0.4s, backdrop-filter 0.4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(11, 10, 8, 0.82);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border-bottom-color: var(--line);
}
.nav-inner {
  width: min(1360px, 100% - var(--gutter) * 2);
  margin-inline: auto;
  display: flex; align-items: center; gap: 34px;
  height: 76px;
}
.logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.logo-mark { width: 34px; height: 34px; }
.logo-word {
  font-family: var(--font-display); font-weight: 900; font-stretch: 118%;
  font-size: 1.06rem; letter-spacing: 0.08em; color: var(--white);
  line-height: 1;
}
.logo-word em {
  display: block; font-style: normal; font-family: var(--font-mono);
  font-weight: 500; font-size: 0.56rem; letter-spacing: 0.3em;
  color: var(--muted-2); margin-top: 4px;
}
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-links > li { position: relative; }
.nav-links > li > a, .nav-links > li > button {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.88rem; font-weight: 600; color: #c6c1b8;
  padding: 10px 14px; border-radius: 8px;
  transition: color 0.25s, background 0.25s;
}
.nav-links > li > a:hover, .nav-links > li > button:hover,
.nav-links > li > a[aria-current="page"] { color: var(--white); background: rgba(255,255,255,0.05); }
.nav-links > li > a[aria-current="page"] { color: var(--gold-2); }
.nav-caret { width: 8px; height: 8px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translateY(-2px); transition: transform 0.3s; }
.nav-cta { display: flex; align-items: center; gap: 12px; margin-left: 8px; }

/* Mega dropdown */
.mega {
  position: absolute; top: calc(100% + 14px); left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 560px; padding: 20px;
  background: rgba(20, 18, 14, 0.97);
  backdrop-filter: blur(20px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-2);
  display: grid; grid-template-columns: 1fr 1fr; gap: 6px;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
}
.mega::before { content: ""; position: absolute; top: 0; left: 20px; right: 20px; height: 2px; background: var(--metal-gold); opacity: 0.7; border-radius: 2px; }
.nav-links li:hover .mega, .nav-links li:focus-within .mega {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.mega a {
  display: flex; gap: 14px; padding: 12px 14px; border-radius: 10px;
  transition: background 0.25s;
}
.mega a:hover { background: rgba(207,49,43,0.07); }
.mega a .mi {
  flex-shrink: 0; width: 34px; height: 34px; border-radius: 8px;
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 0.62rem; font-weight: 700;
  border: 1px solid var(--line-strong); color: var(--gold-2);
  background: linear-gradient(160deg, var(--ink-3), var(--ink));
}
.mega a .mt { font-size: 0.88rem; font-weight: 700; color: var(--white); }
.mega a .md { font-size: 0.76rem; color: var(--muted); margin-top: 2px; line-height: 1.4; }
.mega-wide { min-width: 620px; }

/* Mobile nav */
.nav-burger { display: none; width: 44px; height: 44px; place-items: center; border-radius: 8px; border: 1px solid var(--line); margin-left: auto; }
.nav-burger span, .nav-burger span::before, .nav-burger span::after {
  content: ""; display: block; width: 20px; height: 2px; background: var(--paper);
  position: relative; transition: transform 0.3s, opacity 0.3s;
}
.nav-burger span::before { position: absolute; top: -6px; }
.nav-burger span::after { position: absolute; top: 6px; }
body.nav-open .nav-burger span { background: transparent; }
body.nav-open .nav-burger span::before { transform: translateY(6px) rotate(45deg); }
body.nav-open .nav-burger span::after { transform: translateY(-6px) rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: 0; z-index: 190;
  background: rgba(11,10,8,0.98); backdrop-filter: blur(20px);
  padding: 110px 28px 40px; overflow-y: auto;
  transform: translateY(-8px); opacity: 0; visibility: hidden;
  transition: opacity 0.35s, transform 0.35s, visibility 0.35s;
}
body.nav-open .mobile-menu { opacity: 1; visibility: visible; transform: none; }
.mobile-menu a { display: block; padding: 15px 4px; font-size: 1.25rem; font-weight: 700; border-bottom: 1px solid var(--line); color: var(--paper); }
.mobile-menu a:hover { color: var(--gold-2); }
.mobile-menu .mm-label { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted-2); margin: 26px 0 6px; border: 0; padding: 8px 4px; font-weight: 500; }

@media (max-width: 1080px) {
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: grid; }
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 160px 0 90px; overflow: hidden;
}
.hero-canvas {
  position: absolute; inset: 0; z-index: 0;
  opacity: 0.85;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, #000 40%, transparent 100%);
}
.hero .wrap { position: relative; z-index: 2; }
.hero h1 { margin: 18px 0 26px; }
.hero .lede { margin-bottom: 40px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.hero-note {
  margin-top: 34px; font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted-2);
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
}
.hero-note .pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--red-bright); box-shadow: 0 0 0 0 var(--red-glow); animation: pulse-ring 2.2s infinite; }
@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 rgba(207,49,43,0.5); }
  70% { box-shadow: 0 0 0 12px rgba(207,49,43,0); }
  100% { box-shadow: 0 0 0 0 rgba(207,49,43,0); }
}

/* Kinetic headline: letters rise in */
.kinetic .w { display: inline-block; overflow: hidden; vertical-align: top; }
.kinetic .w > span { display: inline-block; transform: translateY(110%); transition: transform 1s var(--ease); transition-delay: calc(var(--i) * 70ms + 200ms); }
.kinetic.is-in .w > span { transform: none; }

/* Scroll cue */
.scroll-cue {
  position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%);
  z-index: 3; display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.3em;
  text-transform: uppercase; color: var(--muted-2);
}
.scroll-cue::after {
  content: ""; width: 1px; height: 44px;
  background: linear-gradient(180deg, var(--gold-2), transparent);
  animation: cue-drop 1.8s var(--ease-soft) infinite;
}
@keyframes cue-drop { 0% { transform: scaleY(0); transform-origin: top; } 45% { transform: scaleY(1); transform-origin: top; } 55% { transform: scaleY(1); transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* Page hero (interior pages) */
.page-hero { padding: 180px 0 80px; position: relative; overflow: hidden; }
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(900px 480px at 75% -20%, rgba(207,49,43,0.1), transparent 65%);
}
.page-hero .wrap { position: relative; }
.page-hero h1 { margin: 14px 0 22px; max-width: 18ch; }

/* ==========================================================================
   MARQUEE TICKER
   ========================================================================== */
.ticker {
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.025), transparent);
  overflow: hidden; padding: 16px 0;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.ticker-track { display: flex; gap: 0; width: max-content; animation: marquee 42s linear infinite; }
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-track span {
  display: inline-flex; align-items: center; gap: 28px; padding-right: 28px;
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--muted); white-space: nowrap;
}
.ticker-track b { color: var(--gold-2); font-weight: 600; }
.ticker-track i { font-style: normal; color: var(--red-bright); }
.ticker-track em { font-style: normal; width: 5px; height: 5px; border-radius: 50%; background: var(--gold-3); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Logo/proof strip */
.proof-strip { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 18px 44px; padding: 34px 0; }
.proof-strip span {
  font-family: var(--font-display); font-weight: 800; font-stretch: 108%;
  font-size: 1.02rem; letter-spacing: 0.06em; color: var(--muted-2);
  opacity: 0.75; transition: opacity 0.3s, color 0.3s;
}
.proof-strip span:hover { opacity: 1; color: var(--silver-2); }

/* ==========================================================================
   TABS
   ========================================================================== */
.tabs-bar {
  display: flex; gap: 6px; flex-wrap: wrap;
  border: 1px solid var(--line); border-radius: 12px; padding: 6px;
  background: rgba(255,255,255,0.02); width: fit-content;
}
.tabs-bar [role="tab"] {
  font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--muted);
  padding: 11px 20px; border-radius: 8px;
  transition: color 0.3s, background 0.3s;
}
.tabs-bar [role="tab"]:hover { color: var(--white); }
.tabs-bar [role="tab"][aria-selected="true"] {
  color: var(--black); background: var(--metal-gold); background-size: 200% auto;
  font-weight: 700; box-shadow: 0 6px 20px rgba(212,175,55,0.25);
}
.tabs-bar.red [role="tab"][aria-selected="true"] { background: var(--metal-red); color: #fff; box-shadow: 0 6px 20px rgba(207,49,43,0.3); }
.tab-panel { display: none; animation: tab-in 0.5s var(--ease); }
.tab-panel.is-active { display: block; }
@keyframes tab-in { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

/* Version selector cards (homepage V1-V5) */
.ver-card {
  position: relative; text-align: left; width: 100%;
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 22px 20px; background: linear-gradient(170deg, var(--ink-2), var(--ink));
  transition: border-color 0.35s, transform 0.35s var(--ease), box-shadow 0.35s;
  overflow: hidden;
}
.ver-card .vnum {
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.2em;
  color: var(--muted-2);
}
.ver-card h3 { font-size: 1.05rem; margin: 8px 0 6px; }
.ver-card p { font-size: 0.8rem; color: var(--muted); line-height: 1.5; }
.ver-card::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: var(--metal-gold); transform: scaleX(0); transform-origin: left; transition: transform 0.45s var(--ease); }
.ver-card:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.ver-card.is-active { border-color: rgba(212,175,55,0.5); box-shadow: 0 18px 48px rgba(0,0,0,0.5); }
.ver-card.is-active::after { transform: scaleX(1); }
.ver-card .metal-strip { position: absolute; top: 0; left: 0; right: 0; height: 2px; opacity: 0.85; }

/* ==========================================================================
   ACCORDION / FAQ
   ========================================================================== */
.acc-item { border-bottom: 1px solid var(--line); }
.acc-head {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 24px 4px; text-align: left;
  font-family: var(--font-display); font-weight: 700; font-size: 1.08rem; color: var(--white);
  transition: color 0.3s;
}
.acc-head:hover { color: var(--gold-2); }
.acc-icon {
  flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%;
  border: 1px solid var(--line-strong); position: relative;
  transition: transform 0.45s var(--ease), border-color 0.3s, background 0.3s;
}
.acc-icon::before, .acc-icon::after {
  content: ""; position: absolute; top: 50%; left: 50%; background: var(--gold-2);
  transform: translate(-50%, -50%);
}
.acc-icon::before { width: 12px; height: 1.5px; }
.acc-icon::after { width: 1.5px; height: 12px; transition: transform 0.45s var(--ease); }
.acc-item.is-open .acc-icon { transform: rotate(180deg); border-color: var(--gold-3); background: rgba(212,175,55,0.08); }
.acc-item.is-open .acc-icon::after { transform: translate(-50%, -50%) scaleY(0); }
.acc-body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.5s var(--ease); }
.acc-body > div { overflow: hidden; }
.acc-item.is-open .acc-body { grid-template-rows: 1fr; }
.acc-body p { padding: 0 4px 26px; color: var(--muted); font-size: 0.95rem; max-width: 74ch; }

/* ==========================================================================
   TIMELINE
   ========================================================================== */
.timeline { position: relative; padding-left: 0; }
.timeline::before {
  content: ""; position: absolute; left: 130px; top: 8px; bottom: 8px; width: 2px;
  background: linear-gradient(180deg, var(--gold-3), var(--line) 85%);
}
.tl-item { position: relative; display: grid; grid-template-columns: 130px 1fr; gap: 44px; padding: 26px 0; }
.tl-when {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--gold-2); text-align: right; padding-top: 4px;
}
.tl-item::before {
  content: ""; position: absolute; left: 124px; top: 32px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--black); border: 2px solid var(--gold-2);
  box-shadow: 0 0 0 5px rgba(212,175,55,0.12);
}
.tl-item.done::before { background: var(--gold-2); }
.tl-item.hot::before { border-color: var(--red-bright); box-shadow: 0 0 0 5px var(--red-glow), 0 0 18px var(--red-glow); background: var(--red); }
.tl-body { padding-left: 34px; }
.tl-body h4 { margin-bottom: 6px; }
.tl-body p { font-size: 0.92rem; color: var(--muted); }
@media (max-width: 760px) {
  .timeline::before { left: 8px; }
  .tl-item { grid-template-columns: 1fr; gap: 8px; padding-left: 40px; }
  .tl-when { text-align: left; }
  .tl-item::before { left: 2px; top: 6px; }
  .tl-body { padding-left: 0; }
}

/* Horizontal steps */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0; counter-reset: step; }
.step { position: relative; padding: 28px 26px 28px 0; counter-increment: step; }
.step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.14em;
  color: var(--red-bright); display: block; margin-bottom: 12px;
}
.step::after {
  content: ""; position: absolute; top: 34px; right: 14px; width: 40%;
  height: 1px; background: linear-gradient(90deg, var(--line-strong), transparent);
}
.step:last-child::after { display: none; }
.step h4 { margin-bottom: 8px; font-size: 1rem; }
.step p { font-size: 0.85rem; color: var(--muted); }

/* ==========================================================================
   DEVICE MOCKUPS
   ========================================================================== */
/* Browser window */
.browser {
  border: 1px solid var(--line-strong); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-2);
  background: var(--ink);
}
.browser-bar {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 18px; border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--ink-3), var(--ink-2));
}
.browser-bar i { width: 11px; height: 11px; border-radius: 50%; }
.browser-bar i:nth-child(1) { background: var(--red); }
.browser-bar i:nth-child(2) { background: var(--gold-2); }
.browser-bar i:nth-child(3) { background: var(--silver-3); }
.browser-url {
  margin-left: 14px; flex: 1; max-width: 380px;
  font-family: var(--font-mono); font-size: 0.68rem; color: var(--muted);
  background: rgba(0,0,0,0.4); border: 1px solid var(--line);
  border-radius: 6px; padding: 5px 12px;
  display: flex; align-items: center; gap: 8px;
}
.browser-url::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #4f9e6a; }
.browser-body { position: relative; }

/* Phone */
.phone {
  width: 300px; border-radius: 42px; padding: 12px;
  background: linear-gradient(160deg, var(--ink-4), var(--black));
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-2), 0 0 0 1px rgba(0,0,0,0.6);
  position: relative;
}
.phone::before {
  content: ""; position: absolute; top: 22px; left: 50%; transform: translateX(-50%);
  width: 90px; height: 24px; background: var(--black); border-radius: 14px; z-index: 5;
}
.phone-screen {
  border-radius: 32px; overflow: hidden; background: #0d0c09;
  aspect-ratio: 9/19; position: relative;
  border: 1px solid var(--line);
}
.phone.metal-edge {
  background: linear-gradient(160deg, #4a443a, #17140f 30%, #3a352c 70%, #141109);
}
@media (max-width: 640px) { .phone { width: 258px; } }

/* Mini UI atoms used inside mockups */
.ui-row { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.ui-avatar { width: 30px; height: 30px; border-radius: 50%; flex-shrink: 0; background: var(--metal-bronze); }
.ui-line { height: 8px; border-radius: 4px; background: rgba(255,255,255,0.09); }
.ui-line.w-60 { width: 60%; } .ui-line.w-40 { width: 40%; } .ui-line.w-80 { width: 80%; }
.ui-pill { font-family: var(--font-mono); font-size: 0.56rem; letter-spacing: 0.08em; padding: 3px 8px; border-radius: 999px; border: 1px solid var(--line-strong); color: var(--muted); text-transform: uppercase; }
.ui-pill.red { border-color: rgba(207,49,43,0.5); color: var(--red-bright); background: rgba(207,49,43,0.08); }
.ui-pill.gold { border-color: rgba(212,175,55,0.5); color: var(--gold-2); background: rgba(212,175,55,0.07); }
.ui-pill.green { border-color: rgba(94,180,120,0.5); color: #7dc994; background: rgba(94,180,120,0.07); }

/* ==========================================================================
   DEMO CHROME (interactive widgets)
   ========================================================================== */
.demo {
  position: relative;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: linear-gradient(175deg, var(--ink-2), var(--black) 80%);
  box-shadow: var(--shadow-2);
  overflow: hidden;
}
.demo::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--red), var(--gold-2) 40%, var(--blue-2) 80%);
  opacity: 0.8;
}
.demo-head {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 16px 22px; border-bottom: 1px solid var(--line);
}
.demo-title { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--gold-2); display: flex; align-items: center; gap: 12px; }
.demo-title::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--red-bright); box-shadow: 0 0 10px var(--red); animation: pulse-ring 2.4s infinite; }
.demo-hint { font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted-2); }
.demo-body { padding: 22px; }
.demo-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  padding: 14px 22px; border-top: 1px solid var(--line);
  font-family: var(--font-mono); font-size: 0.68rem; color: var(--muted-2); letter-spacing: 0.06em;
}
.demo-status { display: inline-flex; align-items: center; gap: 8px; }
.demo-status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: #5eb478; box-shadow: 0 0 8px rgba(94,180,120,0.6); }

/* Interactive controls */
.ctl-btn {
  font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase;
  padding: 9px 16px; border-radius: 8px; border: 1px solid var(--line-strong);
  color: var(--muted); background: rgba(255,255,255,0.02);
  transition: all 0.25s;
}
.ctl-btn:hover { color: var(--white); border-color: var(--silver-2); }
.ctl-btn.is-on { color: var(--black); background: var(--metal-gold); background-size: 200% auto; border-color: transparent; font-weight: 700; }
.ctl-btn.red.is-on { background: var(--metal-red); color: #fff; }
.ctl-group { display: flex; gap: 8px; flex-wrap: wrap; }

input[type="range"] {
  -webkit-appearance: none; appearance: none; width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--red) var(--fill, 50%), var(--ink-4) var(--fill, 50%));
  border-radius: 2px; outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 20px; height: 20px; border-radius: 50%;
  background: var(--metal-gold); background-size: 200% auto;
  border: 2px solid var(--black); box-shadow: 0 0 0 1px var(--gold-3), 0 4px 12px rgba(0,0,0,0.5);
  cursor: grab;
}
input[type="range"]::-moz-range-thumb {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--gold-2); border: 2px solid var(--black); cursor: grab;
}

/* ==========================================================================
   FORMS
   ========================================================================== */
.field { margin-bottom: 22px; }
.field label {
  display: block; font-family: var(--font-mono); font-size: 0.68rem;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted);
  margin-bottom: 10px;
}
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 0.95rem; color: var(--white);
  background: rgba(0,0,0,0.35); border: 1px solid var(--line-strong);
  border-radius: 10px; padding: 14px 16px;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.field input::placeholder, .field textarea::placeholder { color: var(--muted-2); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--gold-2);
  box-shadow: 0 0 0 3px rgba(212,175,55,0.15);
}
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--gold-2) 50%), linear-gradient(135deg, var(--gold-2) 50%, transparent 50%); background-position: calc(100% - 21px) 50%, calc(100% - 15px) 50%; background-size: 6px 6px; background-repeat: no-repeat; }
.form-note { font-size: 0.78rem; color: var(--muted-2); margin-top: 16px; }
.form-ok {
  display: none; padding: 30px; text-align: center;
  border: 1px solid rgba(94,180,120,0.4); border-radius: var(--radius);
  background: rgba(94,180,120,0.06);
}
.form-ok.is-shown { display: block; animation: tab-in 0.5s var(--ease); }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, transparent, rgba(20,18,14,0.7) 30%, #0d0c09);
  padding: 90px 0 40px; position: relative; overflow: hidden;
}
.footer::before {
  content: ""; position: absolute; top: 0; left: 10%; right: 10%; height: 1px;
  background: var(--metal-gold); opacity: 0.5;
}
.footer-grid {
  display: grid; grid-template-columns: 2.2fr 1fr 1fr 1fr 1fr; gap: 40px;
  padding-bottom: 60px;
}
.footer .logo-word { font-size: 1.2rem; }
.footer-blurb { margin-top: 20px; font-size: 0.9rem; color: var(--muted); max-width: 34ch; }
.footer-col h4 {
  font-family: var(--font-mono); font-size: 0.66rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold-2);
  margin-bottom: 20px;
}
.footer-col a { display: block; padding: 6px 0; font-size: 0.9rem; color: var(--muted); transition: color 0.25s, transform 0.25s; }
.footer-col a:hover { color: var(--white); transform: translateX(4px); }
.footer-bottom {
  border-top: 1px solid var(--line); padding-top: 30px;
  display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.08em;
  color: var(--muted-2); text-transform: uppercase;
}
.footer-bottom a:hover { color: var(--gold-2); }
@media (max-width: 980px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-grid > div:first-child { grid-column: span 2; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } .footer-grid > div:first-child { grid-column: span 1; } }

/* ==========================================================================
   CTA BAND
   ========================================================================== */
.cta-band {
  position: relative; overflow: hidden;
  border: 1px solid var(--line-strong); border-radius: var(--radius-lg);
  padding: clamp(48px, 7vw, 84px) clamp(28px, 6vw, 80px);
  background:
    radial-gradient(700px 340px at 85% 20%, rgba(207,49,43,0.16), transparent 65%),
    radial-gradient(500px 300px at 10% 90%, rgba(212,175,55,0.08), transparent 60%),
    linear-gradient(165deg, var(--ink-3), var(--black));
  text-align: center;
}
.cta-band::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--metal-gold); opacity: 0.8;
}
.cta-band h2 { margin-bottom: 18px; }
.cta-band p { margin: 0 auto 36px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ==========================================================================
   PAGE-SPECIFIC EXTRAS
   ========================================================================== */
/* Sticky mini TOC for long pages */
.toc {
  position: sticky; top: 100px;
  border-left: 1px solid var(--line); padding-left: 22px;
}
.toc a {
  display: block; padding: 7px 0; font-family: var(--font-mono);
  font-size: 0.72rem; letter-spacing: 0.08em; color: var(--muted-2);
  border-left: 2px solid transparent; margin-left: -24px; padding-left: 22px;
  transition: color 0.25s, border-color 0.25s;
}
.toc a:hover, .toc a.is-active { color: var(--gold-2); border-color: var(--gold-2); }

/* Callout */
.callout {
  border: 1px solid rgba(212,175,55,0.3); border-left: 3px solid var(--gold-2);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 22px 26px; background: rgba(212,175,55,0.04);
}
.callout.red { border-color: rgba(207,49,43,0.35); border-left-color: var(--red-bright); background: rgba(207,49,43,0.05); }
.callout p { font-size: 0.95rem; color: #d8d3ca; }
.callout .t-micro { color: var(--gold-2); display: block; margin-bottom: 8px; }
.callout.red .t-micro { color: var(--red-bright); }

/* Quote */
.quote {
  position: relative; padding: 10px 0 10px 34px;
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1.3rem, 2.4vw, 1.9rem); line-height: 1.35; color: var(--white);
}
.quote::before {
  content: "“"; position: absolute; left: -6px; top: -18px;
  font-size: 4rem; color: var(--gold-3); font-family: Georgia, serif;
}
.quote-by { margin-top: 18px; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted-2); }

/* ==========================================================================
   HOMEPAGE: VERSION PANELS
   ========================================================================== */
.ver-panel { display: none; }
.ver-panel.is-active { display: block; animation: tab-in 0.55s var(--ease); }
@media (max-width: 980px) {
  #versions .grid[style*="repeat(5"] { grid-template-columns: repeat(2, 1fr) !important; }
  .ver-panel .g-21 { grid-template-columns: 1fr; }
}

/* ==========================================================================
   HOMEPAGE: ATTRIBUTION CHAIN DEMO
   ========================================================================== */
.chain-track {
  display: flex; align-items: stretch; gap: 0;
  overflow-x: auto; padding-bottom: 8px; margin-bottom: 20px;
  scrollbar-width: thin;
}
.chain-node {
  position: relative; flex: 1 0 96px;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  padding: 16px 6px 14px; text-align: center;
  border: 1px solid var(--line); border-radius: 12px;
  margin-right: 14px; background: rgba(255,255,255,0.015);
  transition: border-color 0.35s, background 0.35s, transform 0.35s var(--ease);
}
.chain-node::after {
  content: ""; position: absolute; top: 50%; right: -14px;
  width: 14px; height: 1px;
  background: linear-gradient(90deg, var(--gold-3), transparent);
}
.chain-node:last-child::after { display: none; }
.cn-num {
  font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.16em;
  color: var(--muted-2); transition: color 0.3s;
}
.cn-label { font-family: var(--font-display); font-weight: 700; font-size: 0.86rem; color: var(--muted); transition: color 0.3s; }
.chain-node::before {
  content: ""; position: absolute; bottom: 0; left: 12%; right: 12%; height: 2px;
  background: var(--metal-gold); border-radius: 2px;
  transform: scaleX(0); transition: transform 0.4s var(--ease);
}
.chain-node:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.chain-node.is-active {
  border-color: rgba(212,175,55,0.55);
  background: linear-gradient(170deg, rgba(212,175,55,0.08), rgba(207,49,43,0.05));
  box-shadow: 0 10px 30px rgba(0,0,0,0.45);
}
.chain-node.is-active .cn-num { color: var(--red-bright); }
.chain-node.is-active .cn-label { color: var(--white); }
.chain-node.is-active::before { transform: scaleX(1); }
.chain-node.is-done .cn-num { color: var(--gold-2); }

.chain-detail { padding: clamp(20px, 3vw, 32px); }
.cd-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.cd-head h3 { font-size: 1.35rem; }
.cd-grid { display: grid; grid-template-columns: 1.25fr 1fr; gap: 30px; }
@media (max-width: 760px) { .cd-grid { grid-template-columns: 1fr; } }
.cd-facts li {
  font-size: 0.78rem; color: #c6c1b8;
  padding: 7px 0; border-bottom: 1px dashed var(--line);
  display: flex; justify-content: space-between; gap: 14px;
}
.cd-facts li b { color: var(--gold-2); font-weight: 500; text-align: right; }
.cd-meter { height: 8px; border-radius: 4px; background: var(--ink-4); overflow: hidden; }
.cd-meter span {
  display: block; height: 100%; width: 0%;
  background: var(--metal-gold); background-size: 200% auto;
  animation: metal-shine 5s linear infinite;
  border-radius: 4px;
  transition: width 0.9s var(--ease);
}
.cd-conf { font-size: 1.5rem; font-weight: 600; color: var(--gold-1); margin-top: 10px; }
.cd-evidence { font-size: 0.88rem; color: var(--muted); line-height: 1.6; }
.cd-swap { animation: tab-in 0.45s var(--ease); }

/* ==========================================================================
   HOMEPAGE / AI PAGE: APPROVAL SIMULATOR
   ========================================================================== */
.approval-card { padding: clamp(20px, 3vw, 28px); transition: opacity 0.4s, transform 0.4s var(--ease); }
.approval-card.is-leaving { opacity: 0; transform: translateX(30px) scale(0.98); }
.ap-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 18px; flex-wrap: wrap; }
.ap-agent { display: flex; align-items: center; gap: 14px; }
.ap-agent strong { color: var(--white); font-size: 0.98rem; }
.ap-avatar {
  width: 42px; height: 42px; border-radius: 12px; flex-shrink: 0;
  display: grid; place-items: center;
  font-family: var(--font-mono); font-weight: 700; font-size: 0.78rem; color: var(--black);
  background: var(--metal-gold); background-size: 200% auto;
  animation: metal-shine 6s linear infinite;
  box-shadow: 0 6px 18px rgba(212,175,55,0.3);
}
.ap-message { font-size: 0.94rem; color: #d8d3ca; margin-bottom: 18px; line-height: 1.6; }
.ap-preview {
  font-size: 0.76rem; line-height: 1.85; color: #c6c1b8;
  background: rgba(0,0,0,0.35); border: 1px solid var(--line);
  border-left: 3px solid var(--gold-2);
  border-radius: 0 10px 10px 0;
  padding: 14px 18px; margin-bottom: 20px; white-space: pre-wrap;
}
.ap-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.ap-actions .ctl-btn { padding: 11px 18px; }

/* Glow orb decoration */
.orb {
  position: absolute; border-radius: 50%; filter: blur(80px); pointer-events: none;
  opacity: 0.5; z-index: 0;
}
.orb-red { background: rgba(207,49,43,0.35); }
.orb-gold { background: rgba(212,175,55,0.2); }
.orb-blue { background: rgba(79,127,224,0.22); }

/* Floating badge stack (hero visuals) */
.float { animation: float 7s ease-in-out infinite; }
.float-2 { animation: float 9s ease-in-out infinite reverse; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }