/* AiLooms website — emerald brand, dark hero, light sections */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--color-canvas);
  color: var(--color-text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ── Local palette: DARK BROWN / WARM EARTH theme ── */
:root {
  /* Deep cocoa / espresso background tones */
  --ink: #1a0f08;          /* deepest espresso */
  --ink-2: #2a1a0f;        /* warm cocoa */
  --ink-3: #3d2817;        /* lit cocoa */

  /* Warm copper/amber accent (replaces emerald) */
  --emerald: #c8895a;          /* burnt sienna primary */
  --emerald-bright: #e8a76e;   /* warm copper bright */
  --emerald-soft: #f4cba0;     /* honey */
  --emerald-glow: rgba(232,167,110,0.28);

  --amber: #f0b06b;
  --rose: #d4543a;

  /* Cream paper tones for light sections */
  --paper: #f5ede0;
  --paper-2: #ebdfca;
  --line: rgba(74,44,21,0.18);
  --line-dark: rgba(244,203,160,0.14);
  --grid-line: rgba(244,203,160,0.05);
}

/* ─────────── Animations ─────────── */
@keyframes floatSlow { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-14px)} }
@keyframes floatMed  { 0%,100%{transform:translateY(0) translateX(0)} 50%{transform:translateY(-8px) translateX(4px)} }
@keyframes pulseGlow { 0%,100%{opacity:.45;transform:scale(1)} 50%{opacity:.85;transform:scale(1.06)} }
@keyframes dashFlow  { to { stroke-dashoffset: -28; } }
@keyframes spin      { to { transform: rotate(360deg); } }
@keyframes fadeUp    { from {opacity:0; transform: translateY(18px);} to {opacity:1; transform: translateY(0);} }
@keyframes ticker    { from {transform: translateX(0);} to {transform: translateX(-50%);} }
@keyframes blink     { 0%,49%{opacity:1} 50%,100%{opacity:.2} }
@keyframes weave     { 0%{stroke-dashoffset:200; opacity:0} 30%{opacity:1} 100%{stroke-dashoffset:0; opacity:.6} }
@keyframes nodePop   { 0%{transform:scale(0); opacity:0} 60%{transform:scale(1.15); opacity:1} 100%{transform:scale(1); opacity:1} }
@keyframes shimmer   { 0%{background-position:-200% 0} 100%{background-position:200% 0} }
@keyframes pulseRing { 0%{transform:scale(.6); opacity:.7} 100%{transform:scale(1.6); opacity:0} }

.float-slow { animation: floatSlow 7s ease-in-out infinite; }
.float-med  { animation: floatMed 5s ease-in-out infinite; }
.pulse-glow { animation: pulseGlow 3s ease-in-out infinite; }
.dash-flow  { stroke-dasharray: 6 10; animation: dashFlow 3s linear infinite; }
.fade-up    { animation: fadeUp 0.7s ease-out both; }
.blink-dot  { animation: blink 1.4s ease-in-out infinite; }

/* ─────────── Nav ─────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  background: rgba(5,27,21,0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line-dark);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  height: 60px;
  padding: 0 28px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-menu { display: contents; }
.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-mark {
  width: 30px; height: 30px;
  background: linear-gradient(135deg, var(--emerald-bright), var(--emerald));
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 18px var(--emerald-glow);
}
.nav-mark svg { display: block; }
.nav-name {
  color: #f0fdf4; font-weight: 700; font-size: 15px;
  font-family: 'Outfit', sans-serif; letter-spacing: -0.3px;
}
.nav-name b { color: var(--emerald-soft); font-weight: 700; }
.nav-links { display: flex; gap: 28px; }
.nav-links a {
  font-size: 13px; font-weight: 500; color: rgba(240,253,244,0.65);
  transition: color .15s;
}
.nav-links a:hover, .nav-links a.active { color: #f0fdf4; }
.nav-cta { display: flex; align-items: center; gap: 10px; }

/* ─────────── Buttons ─────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px;
  font-family: 'Inter', sans-serif;
  font-size: 13px; font-weight: 600;
  border-radius: 10px;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn-sm { padding: 8px 14px; font-size: 12px; border-radius: 8px; }
.btn-lg { padding: 14px 26px; font-size: 14px; }
.btn-primary {
  background: linear-gradient(135deg, #e8a76e 0%, #c8895a 100%);
  color: #1a0f08;
  box-shadow: 0 8px 28px rgba(232,167,110,0.40), inset 0 1px 0 rgba(255,255,255,.25);
}
.btn-primary:hover { background: linear-gradient(135deg, #f4cba0 0%, #e8a76e 100%); transform: translateY(-2px); box-shadow: 0 12px 36px rgba(232,167,110,0.55); }
.btn-outline-light {
  background: transparent;
  color: #f5ede0;
  border: 1px solid rgba(244,203,160,0.30);
}
.btn-outline-light:hover { background: rgba(232,167,110,0.08); border-color: rgba(244,203,160,0.55); transform: translateY(-2px); }
.btn-outline-dark {
  background: transparent;
  color: #6b3e1a;
  border: 1px solid var(--line);
}
.btn-outline-dark:hover { border-color: #6b3e1a; background: rgba(107,62,26,0.04); }
.btn-ghost-light { color: rgba(245,237,224,0.7); padding: 8px 14px; font-size: 12px; }
.btn-ghost-light:hover { color: #f5ede0; }

/* ─────────── Layout ─────────── */
section { padding: 100px 28px; position: relative; }
.container { max-width: 1200px; margin: 0 auto; }
.container-narrow { max-width: 980px; margin: 0 auto; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11px; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--emerald-bright);
  font-family: 'Inter', sans-serif;
}
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--emerald-bright); box-shadow: 0 0 10px var(--emerald-bright); }
.eyebrow.warn { color: var(--amber); }
.eyebrow.warn .dot { background: var(--amber); box-shadow: 0 0 10px var(--amber); }

h1, h2, h3, h4 { font-family: 'Outfit', sans-serif; letter-spacing: -0.02em; }
h1 { font-size: 64px; font-weight: 800; line-height: 1.04; letter-spacing: -2.5px; }
h2 { font-size: 44px; font-weight: 700; line-height: 1.1; letter-spacing: -1.4px; }
h3 { font-size: 22px; font-weight: 600; line-height: 1.25; letter-spacing: -0.4px; }
.lead { font-size: 17px; line-height: 1.6; }

.dark-section {
  background: radial-gradient(ellipse 90% 70% at 50% 0%, #2a1a0f 0%, var(--ink) 65%);
  color: #f5ede0;
}
.light-section { background: #fffaf2; color: var(--color-text); }
.paper-section { background: var(--paper); color: var(--color-text); }
.ink-section {
  background: var(--ink);
  color: #f5ede0;
}

/* Grid background for dark hero */
.grid-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 35%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 35%, black 30%, transparent 100%);
}

/* ─────────── Pill / Badge ─────────── */
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px;
  background: rgba(232,167,110,0.10);
  border: 1px solid rgba(244,203,160,0.30);
  border-radius: 999px;
  font-size: 11px; font-weight: 600;
  color: var(--emerald-soft);
  letter-spacing: 0.3px;
}
.pill.warn {
  background: rgba(212,84,58,0.10);
  border-color: rgba(212,84,58,0.32);
  color: #f4a48a;
}
.pill-light {
  background: rgba(200,137,90,0.10);
  border: 1px solid rgba(74,44,21,0.20);
  color: #6b3e1a;
}

/* ─────────── Cards ─────────── */
.card-dark {
  background: rgba(42,26,15,0.55);
  border: 1px solid var(--line-dark);
  border-radius: 18px;
  padding: 28px;
  backdrop-filter: blur(8px);
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.card-dark:hover { border-color: rgba(244,203,160,0.30); box-shadow: 0 12px 40px rgba(232,167,110,0.10); transform: translateY(-3px); }
.card-light {
  background: #fffaf2;
  border: 1px solid rgba(74,44,21,0.10);
  border-radius: 18px;
  padding: 28px;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.card-light:hover { border-color: rgba(74,44,21,0.32); box-shadow: 0 12px 40px rgba(74,44,21,0.10); transform: translateY(-3px); }

.card-paper {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px;
}

/* ─────────── Footer ─────────── */
.footer {
  background: var(--ink);
  color: rgba(209,250,229,0.7);
  padding: 60px 28px 28px;
  border-top: 1px solid var(--line-dark);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto 40px;
}
.footer h5 { font-family: 'Inter', sans-serif; font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--emerald-soft); margin-bottom: 14px; font-weight: 700; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 10px; font-size: 13px; }
.footer ul li a:hover { color: #f0fdf4; }
.footer-bottom { max-width: 1200px; margin: 0 auto; padding-top: 24px; border-top: 1px solid var(--line-dark); display: flex; justify-content: space-between; font-size: 12px; color: rgba(209,250,229,0.45); }

/* ─────────── Misc ─────────── */
.divider { height: 1px; background: var(--line-dark); }
.divider-light { height: 1px; background: var(--line); }

.kbd {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 22px; height: 22px; padding: 0 6px;
  font-family: 'Fira Code', monospace; font-size: 10px; font-weight: 600;
  background: rgba(244,203,160,0.08);
  border: 1px solid rgba(244,203,160,0.22);
  border-radius: 5px;
  color: var(--emerald-soft);
}

/* ─────────── Tweaks panel ─────────── */
.tweak-panel {
  position: fixed; right: 24px; bottom: 24px;
  width: 280px;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.18);
  z-index: 100;
  overflow: hidden;
  display: none;
  font-family: 'Inter', sans-serif;
}
.tweak-panel.open { display: block; }
.tweak-head {
  padding: 12px 14px;
  background: var(--ink);
  color: #f5ede0;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
}
.tweak-head button { color: #f5ede0; font-size: 16px; line-height: 1; padding: 0 4px; }
.tweak-body { padding: 14px; max-height: 400px; overflow-y: auto; }
.tweak-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 0;
  font-size: 13px;
}
.tweak-row + .tweak-row { border-top: 1px solid rgba(0,0,0,0.05); }
.switch {
  position: relative;
  width: 36px; height: 20px;
  background: #cbd5e1;
  border-radius: 999px;
  transition: background .2s;
  cursor: pointer;
  flex-shrink: 0;
}
.switch::after {
  content: '';
  position: absolute; left: 2px; top: 2px;
  width: 16px; height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: transform .2s;
  box-shadow: 0 1px 3px rgba(0,0,0,.2);
}
.switch.on { background: var(--emerald-bright); }
.switch.on::after { transform: translateX(16px); }

/* ════════════════════════════════════════════════════
   RESPONSIVE — Mobile hamburger + breakpoints
════════════════════════════════════════════════════ */

/* Hamburger button — hidden on desktop */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px; height: 36px;
  padding: 7px;
  cursor: pointer;
  background: none; border: none;
  -webkit-tap-highlight-color: transparent;
  flex-shrink: 0;
}
.nav-hamburger span {
  display: block;
  width: 18px; height: 2px;
  background: rgba(240,253,244,0.8);
  border-radius: 2px;
  transition: transform .22s ease, opacity .15s ease;
  transform-origin: center;
}
.nav.mobile-open .nav-hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.mobile-open .nav-hamburger span:nth-child(2) { opacity: 0; }
.nav.mobile-open .nav-hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Tablet (960px): collapse 4-column grids to 2 ── */
@media (max-width: 960px) {
  [style*="grid-template-columns: repeat(4, 1fr)"] {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr 1fr !important;
    gap: 24px !important;
  }
  [style*="grid-template-columns: 2fr 1fr 1fr 1fr 1fr"] {
    grid-template-columns: 1fr 1fr 1fr !important;
  }
}

/* ── Mobile (768px): single column everything ── */
@media (max-width: 768px) {

  /* ── Nav: show hamburger, hide links ── */
  .nav-hamburger { display: flex; }

  .nav-menu {
    display: none;
    position: fixed;
    top: 60px; left: 0; right: 0;
    flex-direction: column;
    background: rgba(26,15,8,0.98);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line-dark);
    z-index: 49;
    box-shadow: 0 12px 32px rgba(0,0,0,0.4);
  }
  .nav.mobile-open .nav-menu { display: flex; }

  .nav-links {
    flex-direction: column;
    gap: 0;
    padding: 8px 20px;
  }
  .nav-links a {
    padding: 14px 0;
    font-size: 15px;
    border-bottom: 1px solid rgba(244,203,160,0.08);
    color: rgba(240,253,244,0.85);
  }
  .nav-links a:last-child { border-bottom: none; }

  .nav-cta {
    flex-direction: column;
    padding: 12px 20px 20px;
    gap: 10px;
  }
  .nav-cta .btn { width: 100%; justify-content: center; }

  /* ── Typography ── */
  h1 { font-size: clamp(28px, 8vw, 40px) !important; letter-spacing: -1px !important; }
  h2 { font-size: clamp(24px, 6.5vw, 34px) !important; letter-spacing: -0.5px !important; }
  h3 { font-size: 18px !important; }
  .lead { font-size: 15px !important; }

  /* Manifesto quote */
  [style*="font-size:42px"] { font-size: 24px !important; letter-spacing: -0.5px !important; }
  /* $900B stat */
  [style*="font-size:72px"] { font-size: 48px !important; }

  /* ── Section padding — use data-section attr ── */
  [data-section] {
    padding-top: 60px !important;
    padding-bottom: 60px !important;
    padding-left: 20px !important;
    padding-right: 20px !important;
  }
  /* Hero sections need more top space for fixed nav */
  [data-section$="-hero"],
  [data-section="hero"] {
    padding-top: 100px !important;
    min-height: auto !important;
  }
  /* Ticker needs no side padding */
  [data-section="ticker"] {
    padding-left: 0 !important;
    padding-right: 0 !important;
    padding-top: 14px !important;
    padding-bottom: 14px !important;
  }

  /* ── Collapse ALL inline grids to single column ── */
  [style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
  }

  /* Footer keeps 2 cols on mobile for space efficiency */
  .footer-grid {
    grid-template-columns: 1fr 1fr !important;
    gap: 24px !important;
  }
  .footer-bottom {
    flex-direction: column !important;
    gap: 6px !important;
    text-align: center !important;
  }
  .footer { padding: 40px 20px 20px !important; }

  /* ── Hide chaos→clarity arrow column ── */
  [style*="grid-template-columns: 1fr 60px 1fr"] > div:nth-child(2) {
    display: none !important;
  }

  /* ── CTAs: stack vertically ── */
  [style*="display:flex"][style*="gap:14px"],
  [style*="display: flex"][style*="gap: 14px"] {
    flex-wrap: wrap !important;
  }
  .ailooms-cta {
    width: 100% !important;
    justify-content: center !important;
  }

  /* ── Featured pricing plan: no vertical shift ── */
  .plan.featured { transform: translateY(0) !important; }

  /* ── Login split ── */
  .split { grid-template-columns: 1fr !important; }
  .split-left { display: none !important; }
  .split-right { padding: 80px 24px 40px !important; }

  /* ── Hero graph: hide on mobile (decorative) ── */
  .hero-graph { display: none !important; }

  /* ── Nav inner ── */
  .nav-inner { padding: 0 16px !important; }

  /* ── Container sides ── */
  .container, .container-narrow { padding-left: 0; padding-right: 0; }

  /* ── Vision "is not/is" pillars: remove internal borders ── */
  [style*="border-left:1px solid var(--line-dark)"],
  [style*="border-right:1px solid var(--line-dark)"] {
    border-left: none !important;
    border-right: none !important;
  }

  /* ── Today's loom stat bar ── */
  [style*="display:flex; align-items:flex-end; justify-content:space-between"] {
    flex-direction: column !important;
    align-items: flex-start !important;
  }
}

/* ── Small phones (480px) ── */
@media (max-width: 480px) {
  h1 { font-size: clamp(26px, 7.5vw, 34px) !important; }
  h2 { font-size: clamp(22px, 6vw, 28px) !important; }

  .footer-grid {
    grid-template-columns: 1fr !important;
  }

  /* Tweak panel: full width on small phones */
  .tweak-panel {
    right: 12px; left: 12px; width: auto;
  }

  /* Plan pricing font */
  .plan-price { font-size: 36px !important; }
}