/* ============================================================
   Nizam Landing — mobile-first, dark, minimal motion
   ============================================================ */

:root {
  --bg: #0c0a08;
  --bg-raised: #14110d;
  --bg-card: rgba(255, 252, 245, 0.03);
  --line: rgba(255, 245, 225, 0.10);
  --line-soft: rgba(255, 245, 225, 0.06);
  --text: #f2ede4;
  --text-dim: #a89f92;
  --text-faint: #6f675c;
  --blue: #2f6bff;
  --blue-soft: rgba(47, 107, 255, 0.16);
  --orange: #ff9d1f;
  --orange-soft: rgba(255, 157, 31, 0.14);
  --radius: 16px;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, monospace;
}

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

html { scroll-behavior: smooth; }

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

::selection { background: var(--orange); color: #1a1105; }

img, svg { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--orange); color: #1a1105;
  padding: 0.6rem 1rem; z-index: 100; border-radius: 0 0 8px 0;
  font-weight: 600;
}
.skip-link:focus { left: 0; }

/* ---------- ambient glow ---------- */
.ambient {
  position: fixed; inset: 0; z-index: -1; overflow: hidden;
  pointer-events: none;
}
.glow {
  position: absolute; border-radius: 50%;
  filter: blur(110px); opacity: 0.5;
}
.glow-blue {
  width: 60vmax; height: 60vmax;
  top: -30vmax; right: -25vmax;
  background: radial-gradient(circle, rgba(47,107,255,0.16), transparent 65%);
}
.glow-orange {
  width: 55vmax; height: 55vmax;
  bottom: -30vmax; left: -25vmax;
  background: radial-gradient(circle, rgba(255,157,31,0.10), transparent 65%);
}

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.85rem clamp(1.1rem, 4vw, 3rem);
  background: rgba(12, 10, 8, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
}
.brand { display: inline-flex; align-items: center; gap: 0.6rem; }
.brand-mark { width: 26px; height: 26px; }
.brand-name {
  font-weight: 800; letter-spacing: 0.32em; font-size: 0.92rem;
  translate: 0 1px;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  font-weight: 650; font-size: 0.95rem;
  border-radius: 999px; padding: 0.78rem 1.5rem;
  border: 1px solid transparent;
  transition: transform 0.25s cubic-bezier(0.2, 0.7, 0.3, 1.2), background 0.25s, border-color 0.25s, box-shadow 0.25s;
  will-change: transform;
}
.btn svg { width: 15px; height: 15px; transition: translate 0.25s; }
.btn:hover svg { translate: 3px 0; }
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: linear-gradient(135deg, #ffb14e, var(--orange) 55%, #f08300);
  color: #221302;
  box-shadow: 0 6px 24px -6px rgba(255, 157, 31, 0.45);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px -6px rgba(255, 157, 31, 0.55);
}
.btn-ghost {
  border-color: var(--line);
  color: var(--text-dim);
}
.btn-ghost:hover { border-color: rgba(255,245,225,0.25); color: var(--text); }
.btn-small { padding: 0.5rem 1.05rem; font-size: 0.85rem; background: var(--orange); color: #221302; }
.btn-small:hover { transform: translateY(-1px); }
.btn-large { padding: 1rem 2.1rem; font-size: 1.05rem; }

/* ---------- hero ---------- */
.hero {
  display: grid; gap: 3rem;
  padding: clamp(3rem, 9vh, 6.5rem) clamp(1.1rem, 4vw, 3rem) 3.5rem;
  max-width: 1180px; margin: 0 auto;
  align-items: center;
}
.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--orange);
  display: inline-flex; align-items: center; gap: 0.6rem;
}
.eyebrow::before {
  content: ""; width: 22px; height: 1px; background: var(--orange); opacity: 0.7;
}
.hero h1 {
  font-size: clamp(2.6rem, 9.5vw, 4.9rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  font-weight: 800;
  margin: 1.1rem 0 1.3rem;
}
.accent-square {
  position: relative;
  background: linear-gradient(120deg, #5c8cff, var(--blue) 45%, #7fa5ff);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.lede {
  max-width: 34rem;
  color: var(--text-dim);
  font-size: clamp(1rem, 2.6vw, 1.15rem);
}
.cta-row { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 1.8rem; }

.hero-stats {
  display: flex; gap: clamp(1.4rem, 5vw, 2.8rem);
  margin-top: 2.6rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--line-soft);
}
.hero-stats dt { font-weight: 800; font-size: 1.25rem; letter-spacing: -0.01em; }
.hero-stats dd { color: var(--text-faint); font-size: 0.8rem; }

/* ---------- hero board ---------- */
.hero-board { display: grid; place-items: center; }
.board-frame {
  position: relative;
  width: min(86vw, 420px);
  padding: clamp(1rem, 3vw, 1.6rem);
  border-radius: 24px;
  background:
    radial-gradient(120% 120% at 20% 10%, rgba(47,107,255,0.08), transparent 50%),
    radial-gradient(120% 120% at 85% 90%, rgba(255,157,31,0.07), transparent 50%),
    var(--bg-raised);
  border: 1px solid var(--line);
  box-shadow:
    0 40px 80px -30px rgba(0, 0, 0, 0.7),
    inset 0 1px 0 rgba(255, 245, 225, 0.05);
}
#boardSvg { width: 100%; height: auto; }

.grid-lines line {
  stroke: rgba(255, 245, 225, 0.14);
  stroke-width: 1;
}
.grid-lines line.diag { stroke: rgba(255, 245, 225, 0.05); }
.grid-nodes circle { fill: rgba(255, 245, 225, 0.28); }

#winSquare {
  stroke: var(--orange);
  stroke-width: 2.5;
  stroke-linejoin: round;
  stroke-dasharray: 480;
  stroke-dashoffset: 480;
  opacity: 0;
  filter: drop-shadow(0 0 6px rgba(255, 157, 31, 0.65));
}
#winSquare.drawn {
  opacity: 1;
  transition: stroke-dashoffset 0.9s cubic-bezier(0.6, 0, 0.2, 1), opacity 0.2s;
  stroke-dashoffset: 0;
}

.stone { opacity: 0; transition: transform 0.75s cubic-bezier(0.5, 0, 0.15, 1), opacity 0.45s ease; }
.stone.placed { opacity: 1; }
.stone .core { transform-origin: center; transform-box: fill-box; }
.stone.placed .core { animation: stone-pop 0.5s cubic-bezier(0.3, 1.4, 0.5, 1) both; }
@keyframes stone-pop {
  from { transform: scale(0.2); }
  to   { transform: scale(1); }
}
.stone.winner .core { animation: stone-pulse 1.4s ease-in-out infinite; }
@keyframes stone-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.18); }
}

.board-caption {
  display: flex; align-items: center; gap: 0.5rem;
  justify-content: center;
  margin-top: 0.9rem;
  font-family: var(--mono);
  font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-faint);
  opacity: 0;
  transition: opacity 0.6s ease;
}
.board-caption.show { opacity: 1; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot-blue { background: var(--blue); box-shadow: 0 0 8px rgba(47,107,255,0.8); }

/* ---------- ticker ---------- */
.ticker {
  overflow: hidden;
  border-block: 1px solid var(--line-soft);
  padding: 0.85rem 0;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.ticker-track {
  display: flex; align-items: center; gap: 2.2rem;
  width: max-content;
  animation: ticker 36s linear infinite;
  font-family: var(--mono);
  font-size: 0.74rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--text-faint);
  white-space: nowrap;
}
.ticker-track i {
  width: 6px; height: 6px; flex: none; border-radius: 1px;
  background: var(--orange); opacity: 0.55; rotate: 45deg;
}
@keyframes ticker { to { transform: translateX(-50%); } }

/* ---------- sections ---------- */
.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(4rem, 11vh, 7.5rem) clamp(1.1rem, 4vw, 3rem) 0;
}
.section-head { max-width: 40rem; margin-bottom: clamp(2.2rem, 5vw, 3.5rem); }
.kicker {
  font-family: var(--mono);
  font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 0.9rem;
}
.section h2 {
  font-size: clamp(1.75rem, 5.5vw, 2.7rem);
  line-height: 1.12; letter-spacing: -0.02em; font-weight: 750;
}
.section-sub { color: var(--text-dim); margin-top: 0.9rem; max-width: 36rem; }

/* ---------- steps ---------- */
.steps {
  list-style: none;
  display: grid; gap: 1rem;
}
.step {
  padding: 1.6rem 1.5rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--bg-card);
  transition: border-color 0.3s, transform 0.3s;
}
.step:hover { border-color: var(--line); transform: translateY(-3px); }
.step-icon { width: 58px; height: 58px; margin-bottom: 1rem; }
.mini-grid line { stroke: rgba(255,245,225,0.12); stroke-width: 1; }
.step h3 {
  display: flex; align-items: center; gap: 0.7rem;
  font-size: 1.12rem; margin-bottom: 0.5rem; letter-spacing: -0.01em;
}
.step h3 span {
  font-family: var(--mono); font-size: 0.72rem;
  width: 24px; height: 24px; flex: none;
  display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 50%;
  color: var(--orange);
}
.step p { color: var(--text-dim); font-size: 0.94rem; }

/* ---------- statement ---------- */
.statement {
  max-width: 880px; margin: 0 auto;
  padding: clamp(4.5rem, 13vh, 8rem) clamp(1.1rem, 4vw, 3rem) 0;
  text-align: center;
}
.statement blockquote p {
  font-size: clamp(1.9rem, 6.5vw, 3.4rem);
  font-weight: 780; line-height: 1.15; letter-spacing: -0.025em;
}
.statement em {
  font-style: normal;
  background: linear-gradient(120deg, #ffb14e, var(--orange));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.statement-sub {
  color: var(--text-dim);
  max-width: 34rem; margin: 1.6rem auto 0;
}

/* ---------- features ---------- */
.grid.features { display: grid; gap: 1rem; }
.card {
  padding: 1.7rem 1.5rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--bg-card);
  transition: border-color 0.3s, transform 0.3s, background 0.3s;
}
.card:hover {
  border-color: var(--line);
  transform: translateY(-3px);
  background: rgba(255, 252, 245, 0.05);
}
.card-icon {
  width: 30px; height: 30px;
  color: var(--orange);
  margin-bottom: 1.1rem;
}
.card:nth-child(even) .card-icon { color: #6b93ff; }
.card h3 { font-size: 1.06rem; letter-spacing: -0.01em; margin-bottom: 0.45rem; }
.card p { color: var(--text-dim); font-size: 0.92rem; }

/* ---------- themes ---------- */
.themes-row { display: grid; gap: 0.8rem; }
.theme-chip {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 1rem; align-items: center;
  padding: 1.05rem 1.2rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--bg-card);
  transition: border-color 0.3s, transform 0.3s;
}
.theme-chip:hover { border-color: var(--line); transform: translateY(-2px); }
.theme-chip span {
  grid-row: span 2;
  width: 44px; height: 44px; border-radius: 12px;
  background: linear-gradient(135deg, var(--c1) 55%, var(--c2) 130%);
  border: 1px solid rgba(255,245,225,0.12);
  position: relative;
}
.theme-chip span::after {
  content: ""; position: absolute; inset: 30%;
  border: 1.5px solid var(--c2); border-radius: 3px; opacity: 0.9;
}
.theme-chip b { font-size: 0.98rem; letter-spacing: -0.01em; align-self: end; }
.theme-chip small { color: var(--text-faint); font-size: 0.78rem; }

/* ---------- vision ---------- */
.vision-list { display: grid; gap: 0; border-top: 1px solid var(--line-soft); }
.vision-item {
  display: flex; gap: 1.1rem;
  padding: 1.5rem 0.2rem;
  border-bottom: 1px solid var(--line-soft);
  transition: padding-left 0.3s;
}
.vision-item:hover { padding-left: 0.8rem; }
.vision-num { color: var(--orange); font-weight: 700; flex: none; translate: 0 2px; }
.vision-item h3 { font-size: 1.05rem; margin-bottom: 0.3rem; letter-spacing: -0.01em; }
.vision-item p { color: var(--text-dim); font-size: 0.92rem; max-width: 34rem; }

/* ---------- final cta ---------- */
.final-cta {
  padding: clamp(5rem, 14vh, 9rem) clamp(1.1rem, 4vw, 3rem);
  text-align: center;
}
.final-cta-inner {
  max-width: 720px; margin: 0 auto;
  padding: clamp(2.6rem, 7vw, 4.5rem) clamp(1.4rem, 5vw, 3.5rem);
  border-radius: 28px;
  border: 1px solid var(--line);
  background:
    radial-gradient(140% 160% at 50% -20%, rgba(47,107,255,0.13), transparent 55%),
    radial-gradient(140% 160% at 50% 120%, rgba(255,157,31,0.12), transparent 55%),
    var(--bg-raised);
  box-shadow: 0 40px 90px -40px rgba(0,0,0,0.8);
}
.final-mark { width: 44px; height: 44px; margin: 0 auto 1.4rem; }
.final-cta h2 {
  font-size: clamp(1.8rem, 6vw, 2.6rem);
  letter-spacing: -0.02em; line-height: 1.12; font-weight: 780;
}
.final-cta p { color: var(--text-dim); margin: 0.8rem 0 1.8rem; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line-soft); }
.footer-inner {
  max-width: 1180px; margin: 0 auto;
  padding: 2.2rem clamp(1.1rem, 4vw, 3rem);
  display: grid; gap: 1.2rem;
  justify-items: start;
}
.footer-links { display: flex; flex-wrap: wrap; gap: 1.4rem; }
.footer-links a { color: var(--text-dim); font-size: 0.88rem; transition: color 0.25s; }
.footer-links a:hover { color: var(--text); }
.footer-copy { color: var(--text-faint); font-size: 0.8rem; }

/* ---------- reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.65, 0.25, 1);
}
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: 0.08s; }
.reveal.d2 { transition-delay: 0.16s; }
.reveal.d3 { transition-delay: 0.24s; }
.reveal.d4 { transition-delay: 0.32s; }

/* ---------- larger screens ---------- */
@media (min-width: 720px) {
  .steps { grid-template-columns: repeat(3, 1fr); }
  .grid.features { grid-template-columns: repeat(2, 1fr); }
  .themes-row { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1020px) {
  .hero {
    grid-template-columns: 1.08fr 0.92fr;
    min-height: calc(100svh - 120px);
    padding-bottom: 4.5rem;
  }
  .grid.features { grid-template-columns: repeat(3, 1fr); }
  .themes-row { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .ticker-track { animation: none; }
  .stone, .btn, .card, .step, .theme-chip, .vision-item { transition: none; }
  .stone.placed .core, .stone.winner .core { animation: none; }
  #winSquare.drawn { transition: none; }
}