/* ============================================================
   Graphless — landing page
   Dark dev-tool aesthetic · purple accent · bilingual PT
   ============================================================ */

:root {
  /* surfaces — near-black, slightly cool */
  --bg-0: #08090b;
  --bg-1: #0d0f12;
  --bg-2: #14171b;
  --bg-3: #1b1f24;

  --line: rgba(255, 255, 255, 0.07);
  --line-2: rgba(255, 255, 255, 0.12);
  --line-3: rgba(255, 255, 255, 0.20);

  /* text */
  --text: oklch(0.965 0.003 240);
  --text-2: oklch(0.78 0.006 240);
  --text-3: oklch(0.60 0.008 240);
  --text-4: oklch(0.46 0.008 240);

  /* accent — purple */
  --acc: oklch(0.65 0.20 293);
  --acc-bright: oklch(0.75 0.21 293);
  --acc-dim: oklch(0.45 0.14 293);
  --acc-rgb: 150, 112, 250;

  /* green — for canvas particles and specific highlights */
  --green: oklch(0.78 0.18 155);
  --green-rgb: 52, 211, 153;

  /* secondary — cyan, used sparingly in diagrams */
  --acc2: oklch(0.78 0.13 215);
  --acc2-rgb: 56, 189, 248;

  /* glows */
  --glow: rgba(var(--acc-rgb), 0.18);

  --maxw: 1180px;
  --pad: clamp(20px, 5vw, 72px);

  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Hanken Grotesk", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  background: var(--bg-0);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: rgba(var(--acc-rgb), 0.30); color: #fff; }

a { color: inherit; text-decoration: none; }
canvas { display: block; }

/* ---------- shared layout ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding-inline: var(--pad); }
section { position: relative; }

.kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--acc);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.kicker::before {
  content: "";
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--acc);
  box-shadow: 0 0 10px var(--acc);
}

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; line-height: 1.05; letter-spacing: -0.02em; }

.eyebrow-mono {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-4);
  letter-spacing: 0.02em;
}

.lead { color: var(--text-2); font-size: clamp(17px, 2vw, 20px); line-height: 1.55; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-body); font-weight: 600; font-size: 15px;
  padding: 13px 22px; border-radius: 9px;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .25s var(--ease), background .25s, border-color .25s, box-shadow .25s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--acc); color: #04130c;
  box-shadow: 0 0 0 0 var(--glow);
}
.btn-primary:hover { background: var(--acc-bright); box-shadow: 0 8px 30px -8px var(--glow); transform: translateY(-1px); }
.btn-ghost {
  background: transparent; color: var(--text); border-color: var(--line-2);
}
.btn-ghost:hover { border-color: var(--line-3); background: rgba(255,255,255,0.03); }
.btn .arrow { transition: transform .25s var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 60;
  backdrop-filter: blur(14px);
  background: color-mix(in oklab, var(--bg-0) 72%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
.nav.scrolled { border-bottom-color: var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; position: relative; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 600; font-size: 18px; letter-spacing: -0.02em; }
.brand .logo {
  width: 22px; height: 22px; position: relative; flex: none;
}
.nav-menu { display: flex; align-items: center; gap: 36px; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--text-3); font-size: 14.5px; transition: color .2s; }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-cta .btn { font-size: 13px; padding: 8px 16px; border-radius: 7px; }

/* hamburger — hidden on desktop */
.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  background: transparent; border: 0; cursor: pointer; padding: 0;
  border-radius: 8px; flex: none;
  align-items: center; justify-content: center; flex-direction: column; gap: 5px;
  transition: background .2s;
}
.nav-toggle:hover { background: var(--line); }
.nav-toggle .bar {
  display: block; width: 22px; height: 2px; border-radius: 2px;
  background: var(--text);
  transition: transform .3s var(--ease), opacity .25s;
}

/* mobile menu (≤820px) */
@media (max-width: 820px) {
  .nav-toggle { display: inline-flex; }
  .nav-menu {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg-1);
    border-top: 1px solid var(--line);
    padding: 6px var(--pad) 18px;
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: transform .25s var(--ease), opacity .2s;
    box-shadow: 0 18px 30px -20px rgba(0,0,0,0.6);
  }
  .nav.open .nav-menu { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-links a {
    padding: 0 4px; min-height: 48px; display: flex; align-items: center;
    font-size: 15.5px; color: var(--text-2);
    border-bottom: 1px solid var(--line);
  }
  .nav-links a:last-child { border-bottom: 0; }
  .nav-cta { padding-top: 16px; margin-top: 4px; border-top: 0; }
  .nav-cta .btn { flex: 1; justify-content: center; padding: 12px 16px; font-size: 14px; }

  /* hamburger → X */
  .nav.open .nav-toggle .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav.open .nav-toggle .bar:nth-child(2) { opacity: 0; }
  .nav.open .nav-toggle .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* lock body scroll while menu is open */
body.nav-open { overflow: hidden; }

/* ---------- hero ---------- */
.hero { position: relative; padding-top: clamp(56px, 9vw, 120px); padding-bottom: clamp(60px, 9vw, 120px); overflow: hidden; }
#hero-canvas {
  position: absolute; inset: 0; width: 100%; height: 100%;
  z-index: 0; opacity: 0.9;
  mask-image: radial-gradient(140% 100% at 70% 30%, #000 35%, transparent 78%);
  -webkit-mask-image: radial-gradient(140% 100% at 70% 30%, #000 35%, transparent 78%);
}
.hero-grid {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(32px, 5vw, 64px); align-items: center;
}
@media (max-width: 940px) { .hero-grid { grid-template-columns: 1fr; gap: 44px; } }

.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 12.5px; color: var(--text-2);
  border: 1px solid var(--line-2); border-radius: 999px; padding: 6px 6px 6px 14px;
  margin-bottom: 26px;
}
.hero-badge .tag {
  background: rgba(var(--acc-rgb), 0.12); color: var(--acc-bright);
  border-radius: 999px; padding: 3px 9px; font-weight: 500;
}
.hero h1 {
  font-size: clamp(40px, 6.4vw, 76px);
  line-height: 0.98;
  margin-bottom: 22px;
}
.hero h1 .grad {
  background: linear-gradient(96deg, var(--acc-bright), var(--acc) 50%, var(--acc2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead { max-width: 540px; margin-bottom: 16px; }
.hero .sub-mono {
  font-family: var(--font-mono); font-size: 13px; color: var(--text-4);
  margin-bottom: 32px; line-height: 1.7;
}
.hero .sub-mono b { color: var(--acc); font-weight: 500; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.hero-note { font-family: var(--font-mono); font-size: 12px; color: var(--text-4); margin-top: 18px; }

/* hero live panel */
.console {
  position: relative;
  background: linear-gradient(180deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line-2); border-radius: 16px;
  box-shadow: 0 40px 90px -50px rgba(0,0,0,0.9), inset 0 1px 0 rgba(255,255,255,0.04);
  overflow: hidden;
}
.console-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px; border-bottom: 1px solid var(--line);
  font-family: var(--font-mono); font-size: 12px; color: var(--text-3);
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot.r { background: #ff5f57; } .dot.y { background: #febc2e; } .dot.g { background: #28c840; }
.console-bar .file { margin-left: 8px; }
.console-bar .status {
  margin-left: auto; display: inline-flex; align-items: center; gap: 7px;
  padding: 3px 10px; border-radius: 999px; border: 1px solid var(--line-2);
  font-size: 11px; transition: color .4s, border-color .4s;
}
.console-bar .status .pip { width: 7px; height: 7px; border-radius: 50%; background: var(--text-4); transition: background .4s, box-shadow .4s; }
.status[data-state="sleeping"] { color: var(--text-3); }
.status[data-state="waking"]   { color: #febc2e; border-color: rgba(254,188,46,.35); }
.status[data-state="waking"] .pip { background: #febc2e; box-shadow: 0 0 8px #febc2e; }
.status[data-state="active"]   { color: var(--acc-bright); border-color: rgba(var(--acc-rgb),.4); }
.status[data-state="active"] .pip { background: var(--acc); box-shadow: 0 0 8px var(--acc); }

.console-body { padding: 18px 18px 20px; }
.code {
  font-family: var(--font-mono); font-size: 13px; line-height: 1.85; color: var(--text-2);
  white-space: pre-wrap;
}
.code .kw { color: var(--acc-bright); }
.code .fn { color: var(--acc2); }
.code .str { color: #e2b873; }
.code .com { color: var(--text-4); }
.code .var { color: var(--text); }

.console-graph { position: relative; height: 178px; margin-top: 14px; border-top: 1px solid var(--line); }
#console-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }

.meter {
  display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center;
  margin-top: 14px; font-family: var(--font-mono); font-size: 12px; color: var(--text-3);
}
.meter .track { height: 6px; border-radius: 4px; background: var(--bg-3); overflow: hidden; }
.meter .fill { height: 100%; width: 4%; background: linear-gradient(90deg, var(--acc-dim), var(--acc)); border-radius: 4px; transition: width .5s var(--ease); }
.meter .cost { color: var(--acc-bright); }

/* ---------- section frame ---------- */
.section { padding-block: clamp(72px, 11vw, 140px); }
.section-head { max-width: 720px; margin-bottom: clamp(40px, 6vw, 68px); }
.section-head h2 { font-size: clamp(30px, 4.4vw, 50px); margin: 16px 0 18px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .kicker { justify-content: center; }

.divider-top { border-top: 1px solid var(--line); }

/* ---------- problem ---------- */
.problem-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (max-width: 760px) { .problem-grid { grid-template-columns: 1fr; } }
.pain {
  border: 1px solid var(--line); border-radius: 14px; padding: 24px;
  background: var(--bg-1); transition: border-color .3s, transform .3s var(--ease), background .3s;
}
.pain:hover { border-color: var(--line-2); transform: translateY(-3px); background: var(--bg-2); }
.pain .x { font-family: var(--font-mono); color: #ff6b6b; font-size: 13px; }
.pain h4 { font-size: 19px; margin: 12px 0 8px; }
.pain p { color: var(--text-3); font-size: 15px; }

/* ---------- storage line diagram ---------- */
.storage {
  position: relative;
  border: 1px solid var(--line-2); border-radius: 20px;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(var(--acc-rgb),0.07), transparent 60%),
    var(--bg-1);
  padding: clamp(24px, 4vw, 48px);
  overflow: hidden;
}
.storage-half { position: relative; z-index: 2; }
.storage-label {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase;
  display: flex; align-items: center; gap: 10px; margin-bottom: 18px;
}
.storage-label .tier { color: var(--text-4); }
.node-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.node-row.cols-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 760px) { .node-row, .node-row.cols-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .node-row, .node-row.cols-3 { grid-template-columns: 1fr; } }
.unit {
  border: 1px solid var(--line-2); border-radius: 11px; padding: 14px 14px 16px;
  background: var(--bg-2); position: relative; transition: border-color .3s, box-shadow .3s;
}
.unit.compute { border-color: rgba(var(--acc-rgb),0.30); }
.unit.storage { border-color: rgba(var(--acc2-rgb),0.22); }
.unit .u-name { font-family: var(--font-display); font-weight: 600; font-size: 15px; }
.unit .u-desc { font-size: 12.5px; color: var(--text-3); margin-top: 4px; }
.unit .u-tag { font-family: var(--font-mono); font-size: 10.5px; color: var(--text-4); margin-top: 8px; }

.the-line {
  position: relative; margin: 26px 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-3) 12%, var(--line-3) 88%, transparent);
}
.the-line .line-tag {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  background: var(--bg-1); padding: 4px 14px; border: 1px solid var(--line-2); border-radius: 999px;
  font-family: var(--font-mono); font-size: 11px; color: var(--text-2); letter-spacing: .06em;
}
#storage-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 1; pointer-events: none; }

.flow-legend { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 26px; font-family: var(--font-mono); font-size: 12px; color: var(--text-3); }
.flow-legend .li { display: inline-flex; align-items: center; gap: 8px; }
.flow-legend .swatch { width: 18px; height: 3px; border-radius: 2px; }

/* ---------- features ---------- */
.feat-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
@media (max-width: 940px) { .feat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .feat-grid { grid-template-columns: 1fr; } }
.feat {
  border: 1px solid var(--line); border-radius: 16px; padding: 26px 24px 28px;
  background: var(--bg-1); position: relative; overflow: hidden;
  transition: border-color .3s, transform .35s var(--ease), background .35s;
}
.feat::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(80% 60% at 20% 0%, rgba(var(--acc-rgb),0.08), transparent 70%);
  opacity: 0; transition: opacity .4s;
}
.feat:hover { border-color: var(--line-2); transform: translateY(-4px); background: var(--bg-2); }
.feat:hover::after { opacity: 1; }
.feat .ic { width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--line-2); display: grid; place-items: center; background: var(--bg-2); margin-bottom: 18px; position: relative; z-index: 2; }
.feat .ic svg { width: 20px; height: 20px; stroke: var(--acc); }
.feat h4 { font-size: 19px; margin-bottom: 9px; position: relative; z-index: 2; }
.feat p { color: var(--text-3); font-size: 14.5px; position: relative; z-index: 2; }
.feat .tech {
  margin-top: 14px; font-family: var(--font-mono); font-size: 11px; color: var(--text-4);
  border-top: 1px dashed var(--line-2); padding-top: 12px; position: relative; z-index: 2;
}
.feat.span-2 { grid-column: span 2; }
.feat.span-3 { grid-column: span 3; }
.feat.span-4 { grid-column: span 4; }
@media (max-width: 940px) {
  .feat.span-4 { grid-column: span 2; }
  .feat.span-2,
  .feat.span-3 { grid-column: span 1; }
}
@media (max-width: 620px) {
  .feat.span-2,
  .feat.span-3,
  .feat.span-4 { grid-column: span 1; }
}

/* branching mini-demo inside a feature */
.branch-demo { position: relative; height: 120px; margin-top: 20px; }
#branch-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }

/* ---------- roadmap / timeline ---------- */
.milestones-bar {
  display: flex; flex-wrap: wrap; gap: 8px 10px;
  margin-bottom: clamp(32px, 5vw, 48px);
  padding-bottom: 4px;
}
@media (max-width: 720px) {
  .milestones-bar {
    flex-wrap: nowrap; overflow-x: auto;
    margin-inline: calc(var(--pad) * -1); padding-inline: var(--pad);
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .milestones-bar::-webkit-scrollbar { display: none; }
  .milestone-chip { scroll-snap-align: start; flex-shrink: 0; }
}
.milestone-chip {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11.5px;
  padding: 7px 12px 7px 10px; border-radius: 999px;
  border: 1px solid var(--line-2); background: var(--bg-1);
  color: var(--text-3); cursor: pointer;
  transition: border-color .25s, background .25s, color .25s, transform .25s var(--ease);
  white-space: nowrap;
}
.milestone-chip:hover { border-color: var(--line-3); background: var(--bg-2); color: var(--text-2); transform: translateY(-1px); }
.milestone-chip.active { border-color: rgba(var(--acc-rgb), 0.45); background: rgba(var(--acc-rgb), 0.08); color: var(--text); }
.milestone-chip .dot {
  width: 7px; height: 7px; border-radius: 50%; flex: none;
}
.milestone-chip[data-status="completed"] .dot { background: var(--green); box-shadow: 0 0 8px rgba(var(--green-rgb), 0.5); }
.milestone-chip[data-status="in_progress"] .dot { background: var(--acc-bright); box-shadow: 0 0 8px var(--glow); }
.milestone-chip[data-status="in_validation"] .dot { background: #febc2e; box-shadow: 0 0 8px rgba(254, 188, 46, 0.5); }
.milestone-chip[data-status="in_preparation"] .dot { background: var(--acc2); box-shadow: 0 0 8px rgba(var(--acc2-rgb), 0.45); }
.milestone-chip[data-status="planned"] .dot { background: var(--text-4); }

.roadmap-layout {
  display: grid; grid-template-columns: 1fr min(300px, 28%);
  gap: clamp(24px, 4vw, 40px); align-items: start;
}
@media (max-width: 960px) { .roadmap-layout { grid-template-columns: 1fr; } }

.roadmap-track { position: relative; }
.roadmap-track::before {
  content: ""; position: absolute; left: 15px;
  top: var(--timeline-top, 38px); bottom: var(--timeline-bottom, 38px); width: 2px;
  background: linear-gradient(180deg, var(--green) 0%, var(--green) 18%, var(--acc) 42%, var(--acc) 58%, var(--line-2) 78%, var(--line) 100%);
  border-radius: 2px;
}

.phase-card {
  position: relative; padding-left: 48px; margin-bottom: 18px;
}
.phase-card:last-child { margin-bottom: 0; }

.phase-node {
  position: absolute; left: 0; top: 22px;
  width: 32px; height: 32px; border-radius: 50%;
  border: 2px solid var(--line-2); background: var(--bg-0);
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  color: var(--text-3); z-index: 2;
  transition: border-color .3s, box-shadow .3s, color .3s;
}
.phase-card[data-status="completed"] .phase-node {
  border-color: var(--green); color: var(--green);
  box-shadow: 0 0 14px rgba(var(--green-rgb), 0.25);
}
.phase-card[data-status="in_progress"] .phase-node {
  border-color: var(--acc); color: var(--acc-bright);
  box-shadow: 0 0 16px var(--glow);
}
.phase-card[data-status="in_validation"] .phase-node {
  border-color: #febc2e; color: #febc2e;
  box-shadow: 0 0 14px rgba(254, 188, 46, 0.3);
}
.phase-card[data-status="in_preparation"] .phase-node {
  border-color: var(--acc2); color: var(--acc2);
  box-shadow: 0 0 14px rgba(var(--acc2-rgb), 0.28);
}
.phase-card[data-status="planned"] .phase-node { border-color: var(--line-3); color: var(--text-4); }
.phase-card.is-open .phase-node { transform: scale(1.06); }

.phase-body {
  border: 1px solid var(--line); border-radius: 14px;
  background: var(--bg-1); overflow: hidden;
  transition: border-color .3s, background .3s, box-shadow .3s;
}
.phase-card[data-status="in_progress"] .phase-body {
  border-color: rgba(var(--acc-rgb), 0.28);
  background: radial-gradient(120% 80% at 0% 0%, rgba(var(--acc-rgb), 0.06), transparent 55%), var(--bg-1);
}
.phase-card[data-status="in_validation"] .phase-body {
  border-color: rgba(254, 188, 46, 0.28);
  background: radial-gradient(120% 80% at 0% 0%, rgba(254, 188, 46, 0.05), transparent 55%), var(--bg-1);
}
.phase-card[data-status="in_preparation"] .phase-body {
  border-color: rgba(var(--acc2-rgb), 0.28);
  background: radial-gradient(120% 80% at 0% 0%, rgba(var(--acc2-rgb), 0.05), transparent 55%), var(--bg-1);
}
.phase-card.is-highlight .phase-body {
  border-color: rgba(var(--acc-rgb), 0.5);
  box-shadow: 0 0 0 1px rgba(var(--acc-rgb), 0.12), 0 12px 40px -24px rgba(var(--acc-rgb), 0.35);
}

.phase-head {
  width: 100%; display: flex; align-items: flex-start; gap: 14px;
  padding: 20px 22px; text-align: left; cursor: pointer;
  background: transparent; border: 0; color: inherit; font: inherit;
}
.phase-head:hover { background: rgba(255,255,255,0.02); }
.phase-meta { flex: 1; min-width: 0; }
.phase-title-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 8px; }
.phase-title { font-family: var(--font-display); font-size: 18px; font-weight: 600; letter-spacing: -0.02em; }
.phase-badge {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 3px 9px; border-radius: 999px; border: 1px solid var(--line-2);
}
.phase-badge[data-status="completed"] { color: var(--green); border-color: rgba(var(--green-rgb), 0.35); background: rgba(var(--green-rgb), 0.08); }
.phase-badge[data-status="in_progress"] { color: var(--acc-bright); border-color: rgba(var(--acc-rgb), 0.35); background: rgba(var(--acc-rgb), 0.1); }
.phase-badge[data-status="in_validation"] { color: #febc2e; border-color: rgba(254, 188, 46, 0.35); background: rgba(254, 188, 46, 0.08); }
.phase-badge[data-status="in_preparation"] { color: var(--acc2); border-color: rgba(var(--acc2-rgb), 0.35); background: rgba(var(--acc2-rgb), 0.08); }
.phase-badge[data-status="planned"] { color: var(--text-4); border-color: var(--line-2); }
.phase-summary { color: var(--text-3); font-size: 14.5px; line-height: 1.55; }
.phase-chevron {
  flex: none; width: 28px; height: 28px; border-radius: 8px;
  border: 1px solid var(--line-2); display: grid; place-items: center;
  color: var(--text-4); transition: transform .3s var(--ease), border-color .25s, color .25s;
  margin-top: 2px;
}
.phase-card.is-open .phase-chevron { transform: rotate(180deg); border-color: var(--line-3); color: var(--text-2); }
.phase-card[data-status="in_progress"] .phase-chevron { border-color: rgba(var(--acc-rgb), 0.3); color: var(--acc); }
.phase-card[data-status="in_validation"] .phase-chevron { border-color: rgba(254, 188, 46, 0.3); color: #febc2e; }
.phase-card[data-status="in_preparation"] .phase-chevron { border-color: rgba(var(--acc2-rgb), 0.3); color: var(--acc2); }

.phase-details {
  display: grid; grid-template-rows: 0fr; transition: grid-template-rows .35s var(--ease);
  border-top: 1px solid transparent;
}
.phase-card.is-open .phase-details {
  grid-template-rows: 1fr; border-top-color: var(--line);
}
.phase-details-inner { overflow: hidden; }
.phase-details-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
  padding: 18px 22px 22px;
}
@media (max-width: 680px) { .phase-details-grid { grid-template-columns: 1fr; gap: 16px; } }

.phase-intro {
  color: var(--text-3); font-size: 14.5px; line-height: 1.6;
  padding: 18px 22px 0; margin: 0;
}
.phase-themes { padding: 18px 22px 22px; }
.phase-themes > h5 {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--text-4); margin-bottom: 16px;
}
.evolution-theme {
  padding: 16px 18px; border-radius: 12px;
  border: 1px solid var(--line); background: var(--bg-0);
  margin-bottom: 12px;
}
.evolution-theme:last-child { margin-bottom: 0; }
.evolution-theme h6 {
  font-family: var(--font-display); font-size: 15px; font-weight: 600;
  letter-spacing: -0.01em; color: var(--text); margin-bottom: 8px;
}
.theme-desc {
  color: var(--text-3); font-size: 14px; line-height: 1.55; margin-bottom: 10px;
}
.theme-promise, .theme-benefit {
  font-size: 13.5px; line-height: 1.5; color: var(--text-2); margin-bottom: 6px;
}
.theme-promise:last-child, .theme-benefit:last-child { margin-bottom: 0; }
.theme-promise span, .theme-benefit span {
  display: inline-block; font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--acc-bright);
  margin-right: 8px; vertical-align: baseline;
}
.theme-benefit span { color: var(--green); }

.phase-list-block h5 {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--text-4); margin-bottom: 10px;
}
.phase-list-block ul { list-style: none; display: grid; gap: 8px; }
.phase-list-block li {
  position: relative; padding-left: 16px; font-size: 13.5px; color: var(--text-3); line-height: 1.5;
}
.phase-list-block li::before {
  content: ""; position: absolute; left: 0; top: 0.55em;
  width: 5px; height: 5px; border-radius: 50%; background: var(--line-3);
}
.phase-list-block.achievements li::before { background: var(--green); opacity: 0.7; }
.phase-list-block.next li::before { background: var(--acc); opacity: 0.6; }
.phase-list-block.is-empty p { font-size: 13.5px; color: var(--text-4); font-style: italic; }

.principles-panel {
  border: 1px solid var(--line); border-radius: 16px;
  background: var(--bg-1); padding: 22px 20px; position: sticky; top: 88px;
}
@media (max-width: 960px) { .principles-panel { position: static; } }
.principles-panel h3 {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--acc); margin-bottom: 16px;
}
.principle {
  padding: 14px 0; border-bottom: 1px solid var(--line);
}
.principle:last-child { border-bottom: 0; padding-bottom: 0; }
.principle:first-of-type { padding-top: 0; }
.principle h4 { font-size: 15px; margin-bottom: 5px; }
.principle p { font-size: 13px; color: var(--text-3); line-height: 1.5; }

/* ---------- comparison ---------- */
.cmp-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 16px; background: var(--bg-1); }
table.cmp { width: 100%; border-collapse: collapse; min-width: 720px; font-size: 14.5px; }
table.cmp th, table.cmp td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--line); }
table.cmp thead th { font-family: var(--font-mono); font-size: 12px; letter-spacing: .04em; color: var(--text-3); font-weight: 500; background: var(--bg-2); position: sticky; top: 0; }
table.cmp thead th.us { color: var(--acc-bright); }
table.cmp tbody td:first-child { color: var(--text-2); font-weight: 500; }
table.cmp td.col-us { background: rgba(var(--acc-rgb), 0.05); }
table.cmp tr:last-child td { border-bottom: none; }
.yes { color: var(--acc); font-weight: 600; }
.no { color: var(--text-4); }
.partial { color: #febc2e; }
.cell-note { display: block; font-family: var(--font-mono); font-size: 10.5px; color: var(--text-4); margin-top: 3px; }

/* ---------- stats ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 860px) { .stats-grid { grid-template-columns: repeat(2, 1fr); } }
.stat { border: 1px solid var(--line); border-radius: 14px; padding: 26px 22px; background: var(--bg-1); }
.stat .num { font-family: var(--font-display); font-weight: 600; font-size: clamp(34px, 5vw, 48px); letter-spacing: -0.03em; color: var(--text); line-height: 1; }
.stat .num .u { color: var(--acc); font-size: 0.55em; margin-left: 2px; }
.stat .lbl { color: var(--text-3); font-size: 14px; margin-top: 12px; }
.stat .sub { font-family: var(--font-mono); font-size: 11px; color: var(--text-4); margin-top: 6px; }

/* ---------- glossary ---------- */
.gloss-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 860px) { .gloss-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .gloss-grid { grid-template-columns: 1fr; } }
.term { border: 1px solid var(--line); border-radius: 12px; padding: 18px 18px 20px; background: var(--bg-1); transition: border-color .25s; }
.term:hover { border-color: var(--line-2); }
.term .t { font-family: var(--font-mono); font-size: 13px; color: var(--acc); margin-bottom: 7px; }
.term p { font-size: 14px; color: var(--text-3); }

/* ---------- CTA ---------- */
.cta { position: relative; padding-block: clamp(90px, 14vw, 180px); overflow: hidden; text-align: center; border-top: 1px solid var(--line); }
#cta-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; }
.cta::after {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: radial-gradient(80% 70% at 50% 50%, transparent 30%, var(--bg-0) 88%);
}
.cta-inner { position: relative; z-index: 2; max-width: 680px; margin: 0 auto; padding-inline: var(--pad); }
.cta h2 { font-size: clamp(34px, 6vw, 64px); margin-bottom: 20px; }
.cta p { color: var(--text-2); font-size: clamp(16px, 2vw, 19px); margin-bottom: 34px; }
.waitlist { display: flex; gap: 10px; max-width: 440px; margin: 0 auto; }
.waitlist input {
  flex: 1; background: var(--bg-1); border: 1px solid var(--line-2); border-radius: 9px;
  padding: 13px 16px; color: var(--text); font-family: var(--font-body); font-size: 15px; outline: none;
  transition: border-color .25s, box-shadow .25s;
}
.waitlist input::placeholder { color: var(--text-4); }
.waitlist input:focus { border-color: var(--acc-dim); box-shadow: 0 0 0 3px rgba(var(--acc-rgb),0.12); }
@media (max-width: 480px) { .waitlist { flex-direction: column; } .waitlist .btn { justify-content: center; } }
.cta-ok { font-family: var(--font-mono); font-size: 13px; color: var(--acc); margin-top: 16px; min-height: 18px; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line); padding-block: 40px; }
.footer-inner { display: flex; flex-wrap: wrap; gap: 18px; align-items: center; justify-content: space-between; }
.footer .brand { font-size: 16px; }
.footer .meta { font-family: var(--font-mono); font-size: 12px; color: var(--text-4); }
.footer-links { display: flex; gap: 22px; font-size: 14px; color: var(--text-3); }
.footer-links a:hover { color: var(--text); }

/* ---------- reveal (animated via JS rAF tween — see scene.js) ---------- */
.reveal { opacity: 0; will-change: opacity, transform; }
.reveal.in { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; }
}

/* logo mark */
.logo svg { width: 100%; height: 100%; display: block; }

/* ===== review revision additions ===== */

/* hero badge / status — keep labels intact (no mid-word wrap) */
.hero-badge { flex-wrap: wrap; }
.hero-badge > span { white-space: nowrap; }
.console-bar .status { flex: none; white-space: nowrap; }
.console-bar .status .txt { white-space: nowrap; }

/* console meter generic labels (no prices / cores) */
.meter .cores { white-space: nowrap; text-align: right; color: var(--text-2); }
.cnote { display: flex; align-items: center; gap: 8px; margin-top: 11px;
  font-family: var(--font-mono); font-size: 11.5px; color: var(--text-3); }
.cnote .pip2 { width: 7px; height: 7px; border-radius: 50%; background: var(--acc);
  box-shadow: 0 0 8px var(--acc); flex: none; }

/* problem — animated cost chart + clean pain points */
.cost-card {
  border: 1px solid var(--line-2); border-radius: 18px;
  background: radial-gradient(120% 80% at 50% -10%, rgba(var(--acc-rgb),0.06), transparent 60%), var(--bg-1);
  padding: clamp(18px, 3vw, 30px);
}
.cost-chart { position: relative; height: clamp(220px, 33vw, 340px); }
.cost-chart canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.cost-caption { margin-top: 16px; color: var(--text-3); font-size: 14.5px; max-width: 780px; }
.cost-caption strong { color: var(--acc); font-weight: 600; }
.pain-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 22px; }
@media (max-width: 760px) { .pain-row { grid-template-columns: 1fr; } }
.pain2 { border: 1px solid var(--line); border-radius: 14px; padding: 22px 22px 24px;
  background: var(--bg-1); transition: border-color .3s, transform .3s var(--ease), background .3s; }
.pain2:hover { border-color: var(--line-2); transform: translateY(-3px); background: var(--bg-2); }
.pain2 h4 { font-size: 18px; margin-bottom: 8px; }
.pain2 p { color: var(--text-3); font-size: 14.5px; }

/* feature concept animations */
.feat { display: flex; flex-direction: column; }
.feat p { flex: none; }
.feat-anim { position: relative; height: 96px; margin-top: 20px; }
.feat-anim canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.feat .tech { margin-top: 16px; }

/* accent-swap repaint nudge: force a cheap recalc of var()-backed paints */
html.acc-swap .btn-primary,
html.acc-swap .kicker::before,
html.acc-swap .hero-badge .tag { filter: opacity(0.999); }

/* ============================================================
   Mobile refinements — small phones (≤600px) and tiny (≤480px)
   ============================================================ */
@media (max-width: 600px) {
  body { font-size: 16px; }
  .section-head { margin-bottom: 36px; }
  .section-head h2 { margin-top: 12px; }
  .hero h1 { font-size: clamp(34px, 9vw, 52px); }
  .hero-cta { gap: 12px; }
  .hero-cta .btn { padding: 12px 18px; font-size: 14.5px; }
  .console-body { padding: 14px; }
  .console-graph { height: 150px; }
  .code { font-size: 12.5px; line-height: 1.7; }
  .console-bar { padding: 10px 12px; gap: 6px; }
  .console-bar .file { font-size: 11px; }
  .storage { padding: 20px 18px; border-radius: 16px; }
  .storage-label { font-size: 11px; gap: 8px; flex-wrap: wrap; }
  .feat { padding: 22px 20px 24px; }
  .feat-anim { height: 84px; }
  .branch-demo { height: 100px; }
  .stat { padding: 22px 18px; }
  .pain2 { padding: 20px 18px 22px; }
  .pain2 h4 { font-size: 17px; }
  .flow-legend { gap: 14px 22px; }
}

@media (max-width: 480px) {
  :root { --pad: clamp(16px, 4.5vw, 24px); }
  .hero { padding-top: 40px; padding-bottom: 48px; }
  .hero .lead { font-size: 16px; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { justify-content: center; width: 100%; }
  .stats-grid { grid-template-columns: 1fr; }
  .cost-chart { height: 220px; }
  .cnote { font-size: 11px; }
  .console-graph { height: 130px; }
  .code { font-size: 12px; }
  .code .var, .code .str, .code .kw, .code .fn, .code .com { display: inline; }
  .waitlist { gap: 8px; }
  .footer-inner { gap: 12px; }
  .footer .meta { font-size: 11.5px; }
  /* comparison table — add scroll hint on touch */
  .cmp-scroll { position: relative; -webkit-overflow-scrolling: touch; }
  .cmp-scroll::after {
    content: ""; position: absolute; right: 0; top: 0; bottom: 0; width: 28px;
    background: linear-gradient(90deg, transparent, var(--bg-1));
    pointer-events: none;
    border-top-right-radius: 16px; border-bottom-right-radius: 16px;
  }
}

@media (max-width: 380px) {
  .hero h1 { font-size: 32px; line-height: 1.02; }
  .stat .num { font-size: clamp(30px, 9vw, 40px); }
  .cta h2 { font-size: clamp(28px, 8vw, 40px); }
  .nav-cta .btn { font-size: 13px; padding: 10px 12px; }
}

/* prefers-reduced-motion: kill the menu transition */
@media (prefers-reduced-motion: reduce) {
  .nav-menu, .nav-toggle .bar { transition: none !important; }
}