/* ==========================================================================
   TRAN HOANG LAN — V2 (BRAND STRATEGY · ART CONTROL · AI ACCELERATION · REVENUE)
   Design System Inspired by stefanobg.com
   ========================================================================== */

:root {
  --bg: #09090b;
  --bg-subtle: #0f0f13;
  --paper: #141418;
  --paper-hover: #1c1c22;
  --paper-border: rgba(255, 255, 255, 0.08);
  --paper-border-strong: rgba(255, 255, 255, 0.16);
  --ink: #f8fafc;
  --ink-secondary: #cbd5e1;
  --muted: #94a3b8;
  --faint: #475569;
  --line: rgba(255, 255, 255, 0.08);
  --accent: #ff4d2e;
  --accent-glow: rgba(255, 77, 46, 0.28);
  --accent-soft: rgba(255, 77, 46, 0.1);
  --accent-cyan: #38bdf8;
  
  --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'Space Mono', 'SF Mono', Consolas, monospace;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  
  --wrap-max: 1280px;
  --gutter: clamp(20px, 4.5vw, 56px);
}

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

html {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--ink);
  scroll-behavior: smooth;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  background-color: var(--bg);
  color: var(--ink);
  position: relative;
  min-height: 100vh;
}

/* Noise overlay */
.grain {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 999;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Custom Cursor */
.cursor {
  position: fixed;
  pointer-events: none;
  z-index: 10000;
  display: none;
}

@media (hover: hover) and (pointer: fine) {
  .cursor {
    display: block;
  }
}

.cursor__dot {
  position: absolute;
  top: -4px;
  left: -4px;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  transition: transform 0.08s ease-out, opacity 0.2s;
}

.cursor__ring {
  position: absolute;
  top: -24px;
  left: -24px;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(255, 77, 46, 0.45);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: width 0.3s var(--ease-out), height 0.3s var(--ease-out), top 0.3s var(--ease-out), left 0.3s var(--ease-out), background-color 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}

.cursor__label {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #fff;
  opacity: 0;
  font-weight: 700;
  transform: scale(0.8);
  transition: opacity 0.2s, transform 0.2s var(--ease-out);
  white-space: nowrap;
}

.cursor.is-hovering .cursor__ring {
  width: 64px;
  height: 64px;
  top: -32px;
  left: -32px;
  border-color: var(--accent);
  background: var(--accent-glow);
}

.cursor.is-viewing .cursor__ring {
  width: 84px;
  height: 84px;
  top: -42px;
  left: -42px;
  border-color: var(--accent);
  background: rgba(255, 77, 46, 0.9);
}

.cursor.is-viewing .cursor__dot {
  opacity: 0;
}

.cursor.is-viewing .cursor__label {
  opacity: 1;
  transform: scale(1);
}

/* Preloader */
.preloader {
  position: fixed;
  inset: 0;
  background: #060608;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(24px, 5vw, 64px);
  color: var(--ink);
  transition: transform 0.85s var(--ease-in-out), opacity 0.85s ease;
}

.preloader.is-loaded {
  transform: translateY(-100%);
  pointer-events: none;
}

.preloader__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: clamp(0.75rem, 1vw, 0.85rem);
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.preloader__count {
  font-size: clamp(4.5rem, 16vw, 13rem);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.04em;
  font-feature-settings: "tnum";
}

.preloader__bar {
  width: 100%;
  height: 2px;
  background: var(--line);
  position: relative;
  overflow: hidden;
}

.preloader__bar span {
  position: absolute;
  inset: 0;
  width: 0%;
  background: var(--accent);
}

/* Common Layout & Typography */
.wrap {
  width: 100%;
  max-width: var(--wrap-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.mono {
  font-family: var(--font-mono);
}

.accent {
  color: var(--accent);
}

.muted {
  color: var(--muted);
}

.faint {
  color: var(--faint);
}

.label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}

.display {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.section {
  padding-block: clamp(72px, 9vw, 140px);
  position: relative;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: clamp(36px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
  padding-bottom: 24px;
  gap: 20px;
  flex-wrap: wrap;
}

.section-title {
  font-size: clamp(2.1rem, 4.8vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.section-title sup {
  font-family: var(--font-mono);
  font-size: 0.38em;
  font-weight: 600;
  color: var(--accent);
  margin-left: 6px;
  vertical-align: super;
}

.dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--accent);
  border-radius: 50%;
  margin-right: 8px;
  box-shadow: 0 0 10px var(--accent);
}

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

.u-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  position: relative;
  transition: color 0.3s ease;
}

.u-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s var(--ease-out);
}

.u-link:hover {
  color: var(--ink);
}

.u-link:hover::after {
  width: 100%;
}

.arrow-icon {
  width: 14px;
  height: 14px;
  transition: transform 0.3s var(--ease-out);
}

.u-link:hover .arrow-icon {
  transform: translate(3px, -3px);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 15px 30px;
  background: var(--ink);
  color: #0b0b0d;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: all 0.35s var(--ease-out);
  cursor: pointer;
}

.btn:hover {
  background: var(--accent);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px var(--accent-glow);
}

.btn--outline {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--paper-border-strong);
}

.btn--outline:hover {
  background: var(--paper-hover);
  border-color: var(--ink);
  color: #fff;
  box-shadow: none;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  padding-block: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(9, 9, 11, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: padding 0.3s var(--ease-out), background 0.3s ease;
}

.header.is-scrolled {
  padding-block: 14px;
  background: rgba(9, 9, 11, 0.94);
}

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 700;
}

.logo__mark {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 800;
  padding: 4px 10px;
  background: var(--paper);
  border: 1px solid var(--paper-border-strong);
  border-radius: 6px;
  letter-spacing: -0.05em;
}

.logo__mark i {
  color: var(--accent);
  font-style: normal;
  margin-inline: 1px;
}

.logo__name {
  color: var(--ink-secondary);
  font-size: 0.85rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.2vw, 32px);
}

.nav__link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.3s ease;
  position: relative;
  padding: 6px 2px;
}

.nav__index {
  font-size: 0.75rem;
  color: var(--faint);
  transition: color 0.3s ease;
}

.nav__link:hover,
.nav__link.is-active {
  color: var(--ink);
}

.nav__link:hover .nav__index,
.nav__link.is-active .nav__index {
  color: var(--accent);
}

.burger {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  width: 40px;
  height: 40px;
  position: relative;
  padding: 8px;
}

.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--ink);
  transition: transform 0.3s var(--ease-out), opacity 0.3s;
}

.burger span:first-child {
  margin-bottom: 6px;
}

.burger.is-active span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.burger.is-active span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

/* Mobile Menu */
.menu {
  position: fixed;
  inset: 0;
  background: rgba(8, 8, 10, 0.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 450;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--gutter);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out);
}

.menu.is-open {
  opacity: 1;
  pointer-events: auto;
}

.menu__nav {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.menu__link {
  font-size: clamp(2rem, 7vw, 3.5rem);
  font-weight: 800;
  color: var(--ink);
  display: flex;
  align-items: baseline;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
  transition: color 0.3s, transform 0.3s;
}

.menu__link span {
  font-size: 0.35em;
}

.menu__link:hover {
  color: var(--accent);
  transform: translateX(12px);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  padding-top: 140px;
  padding-bottom: 60px;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  top: 10%;
  right: -5%;
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(255, 77, 46, 0.14) 0%, rgba(255, 77, 46, 0) 70%);
  filter: blur(90px);
}

.hero__glow-2 {
  position: absolute;
  bottom: 5%;
  left: -8%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.08) 0%, rgba(56, 189, 248, 0) 70%);
  filter: blur(95px);
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.hero__title {
  font-size: clamp(2.4rem, 6.4vw, 5.8rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.08;
  margin-bottom: clamp(32px, 5vw, 56px);
}

.hero__line {
  display: block;
}

.hero__rotate {
  display: inline-block;
  position: relative;
  color: var(--accent);
  transition: opacity 0.3s ease, transform 0.3s ease;
  border-bottom: 2px dashed rgba(255, 77, 46, 0.4);
}

.hero__line--pill {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: clamp(12px, 2vw, 24px);
  vertical-align: middle;
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: clamp(72px, 9vw, 134px);
  height: clamp(38px, 4.6vw, 68px);
  border-radius: 999px;
  overflow: hidden;
  border: 2px solid var(--ink);
  background: #111;
  position: relative;
  transition: transform 0.4s var(--ease-spring), border-color 0.3s, box-shadow 0.3s;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  vertical-align: middle;
}

.pill img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  transition: transform 0.5s var(--ease-out);
}

.pill:hover {
  transform: scale(1.08) rotate(-3deg);
  border-color: var(--accent);
  box-shadow: 0 12px 32px var(--accent-glow);
}

.pill:hover img {
  transform: scale(1.15);
}

.hero__bottom {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  align-items: flex-start;
  gap: 40px;
  padding-top: 36px;
  border-top: 1px solid var(--line);
}

.hero__intro {
  font-size: clamp(1.05rem, 1.4vw, 1.35rem);
  color: var(--ink-secondary);
  line-height: 1.6;
  max-width: 680px;
}

.hero__intro strong {
  color: #fff;
  font-weight: 600;
}

.hero__actions {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
}

/* Marquee */
.marquee {
  border-block: 1px solid var(--line);
  padding-block: clamp(16px, 2.2vw, 28px);
  overflow: hidden;
  position: relative;
  background: var(--bg-subtle);
}

.marquee__track {
  width: max-content;
  display: flex;
  animation: marquee-scroll 45s linear infinite;
}

.marquee:hover .marquee__track {
  animation-play-state: paused;
}

.marquee__group {
  flex: none;
  display: flex;
  align-items: center;
}

.marquee__item {
  letter-spacing: -0.02em;
  text-transform: uppercase;
  white-space: nowrap;
  align-items: center;
  gap: clamp(24px, 3.5vw, 48px);
  padding-right: clamp(24px, 3.5vw, 48px);
  font-size: clamp(1.1rem, 2.2vw, 1.8rem);
  font-weight: 800;
  line-height: 1;
  display: inline-flex;
  color: rgba(255, 255, 255, 0.4);
}

.marquee__sep {
  background: var(--accent);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex: none;
  box-shadow: 0 0 8px var(--accent);
}

@keyframes marquee-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Statement & Stats */
.statement {
  background: #08080a;
  border-bottom: 1px solid var(--line);
}

.statement__text {
  font-size: clamp(1.4rem, 2.8vw, 2.4rem);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.02em;
  color: var(--ink-secondary);
  max-width: 1040px;
  margin-bottom: clamp(48px, 6vw, 80px);
}

.statement__text span.highlight {
  color: #fff;
  font-weight: 700;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.stat__label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.stat__value {
  font-size: clamp(2.4rem, 4.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1;
  color: var(--ink);
  font-feature-settings: "tnum";
  margin-bottom: 8px;
}

.stat__index {
  position: absolute;
  top: 24px;
  right: 0;
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   THE TRIAD EQUILIBRIUM (TRIẾT LÝ CÂN BẰNG)
   -------------------------------------------------------------------------- */
.triad-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 36px;
}

.triad-card {
  background: var(--paper);
  border: 1px solid var(--paper-border);
  border-radius: 12px;
  padding: clamp(24px, 3.5vw, 40px);
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--ease-out), border-color 0.4s;
}

.triad-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
}

.triad-card__tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 14px;
}

.triad-card__title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.triad-card__desc {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.65;
}

.triad-card__desc strong {
  color: var(--ink-secondary);
}

/* --------------------------------------------------------------------------
   PROJECT LAYERS (ĐI QUA TỪNG LỚP CỦA DỰ ÁN)
   -------------------------------------------------------------------------- */
.layers-container {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--line);
}

.layer-row {
  border-bottom: 1px solid var(--line);
  padding-block: clamp(36px, 5vw, 56px);
  display: grid;
  grid-template-columns: 120px 1.4fr 2fr;
  gap: clamp(24px, 4vw, 56px);
  align-items: flex-start;
  transition: background-color 0.4s var(--ease-out);
  position: relative;
}

.layer-row:hover {
  background: rgba(255, 255, 255, 0.015);
}

.layer-num {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 2.4vw, 2.4rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.layer-head h3 {
  font-size: clamp(1.4rem, 2.2vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.layer-head .layer-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 4px 10px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--muted);
  text-transform: uppercase;
}

.layer-body {
  font-size: 1rem;
  color: var(--ink-secondary);
  line-height: 1.7;
}

.layer-body p {
  margin-bottom: 16px;
}

.layer-body ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.layer-body li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--muted);
}

.layer-body li::before {
  content: "→";
  color: var(--accent);
  font-family: var(--font-mono);
}

.layer-body li strong {
  color: #fff;
}

/* --------------------------------------------------------------------------
   SELECTED CASES TABLE (CASE STUDIES THỰC CHIẾN)
   -------------------------------------------------------------------------- */
.rec__table {
  border-top: 1px solid var(--line);
}

.rec__row {
  border-bottom: 1px solid var(--line);
  isolation: isolate;
  transition: padding 0.5s var(--ease-out), color 0.3s;
  grid-template-columns: 0.5fr 2.5fr 1.6fr 1.2fr 40px;
  align-items: center;
  gap: 20px;
  padding-block: 28px;
  font-size: clamp(0.95rem, 1.2vw, 1.15rem);
  display: grid;
  position: relative;
  text-decoration: none;
  cursor: pointer;
}

.rec__row--head {
  color: var(--faint);
  font-size: 0.8rem;
  padding-block: 16px;
  cursor: default;
}

a.rec__row::before {
  content: "";
  inset: 0 calc(var(--gutter) * -0.5);
  background: var(--paper);
  transform-origin: top;
  transition: transform 0.5s var(--ease-out), background 0.3s;
  z-index: -1;
  position: absolute;
  transform: scaleY(0);
  border-radius: 8px;
}

a.rec__row:hover {
  color: var(--ink);
  padding-inline: 16px;
}

a.rec__row:hover::before {
  transform: scaleY(1);
  background: var(--paper-hover);
}

.rec__num {
  font-family: var(--font-mono);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.95rem;
}

.rec__title {
  font-weight: 700;
  font-size: 1.15rem;
  color: #fff;
  letter-spacing: -0.01em;
}

.rec__title small {
  display: block;
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--muted);
  margin-top: 4px;
}

.rec__tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: 4px;
  width: fit-content;
  color: var(--ink-secondary);
}

.rec__meta {
  color: var(--muted);
  font-size: 0.9rem;
}

.rec__arrow {
  color: var(--accent);
  transition: transform 0.4s var(--ease-out);
  justify-self: end;
  display: flex;
}

a.rec__row:hover .rec__arrow {
  transform: rotate(45deg);
}

/* Feature Case Box */
.feature-case {
  background: linear-gradient(135deg, #16161c 0%, #0c0c0f 100%);
  border: 1px solid var(--paper-border-strong);
  border-radius: 16px;
  padding: clamp(32px, 5vw, 64px);
  position: relative;
  overflow: hidden;
  margin-top: 48px;
}

.feature-case__grid {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.feature-case__title {
  font-size: clamp(2rem, 3.8vw, 3.2rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}

.feature-case__desc {
  font-size: 1.05rem;
  color: var(--ink-secondary);
  line-height: 1.7;
  margin-bottom: 28px;
}

.feature-case__visual {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.6);
}

.feature-case__visual img {
  width: 100%;
  height: auto;
  display: block;
}

.feature-case__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.feature-case__stat dt {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
}

.feature-case__stat dd {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent);
  margin-top: 4px;
}

/* Experience Table */
.timeline-table .rec__row {
  grid-template-columns: 0.8fr 2fr 1.6fr 1fr;
}

.timeline-role {
  font-weight: 700;
  color: #fff;
}

.timeline-org {
  color: var(--ink-secondary);
}

/* CTA */
.cta-section {
  border-top: 1px solid var(--line);
  padding-block: clamp(80px, 11vw, 140px);
  position: relative;
  background: #060608;
}

.cta__kicker {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.cta__title {
  font-size: clamp(2.5rem, 6.5vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 32px;
}

.cta__row {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items: center;
  border-top: 1px solid var(--line);
  padding-top: 36px;
}

.cta__copy {
  font-size: 1.15rem;
  color: var(--muted);
  line-height: 1.6;
}

.cta__actions {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
}

.cta__email {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  border-bottom: 1px solid var(--paper-border-strong);
  padding-bottom: 4px;
}

/* Footer */
.footer {
  border-top: 1px solid var(--line);
  padding-block: 32px;
  background: var(--bg);
  font-size: 0.85rem;
  color: var(--muted);
}

.footer__wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer__links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer__counter {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--ink-secondary);
}

.footer__counter strong {
  color: var(--accent);
}

/* Scroll reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 980px) {
  .hero__bottom {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
  
  .triad-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .layer-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .feature-case__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .cta__row {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .rec__row {
    grid-template-columns: 0.4fr 1.8fr 1.2fr 32px;
  }
  
  .rec__row > :nth-child(4) {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   CREATIVE PEDIGREE & FOUNDATIONS (DAS, Bếp Chữ, Sáng tạo A Bờ Cờ, Stanford, Leeds)
   -------------------------------------------------------------------------- */
.pedigree-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 36px;
}

.pedigree-card {
  background: var(--paper);
  border: 1px solid var(--paper-border);
  border-radius: 12px;
  padding: clamp(20px, 3vw, 32px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: all 0.4s var(--ease-out);
  overflow: hidden;
}

.pedigree-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  background: var(--paper-hover);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.pedigree-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.pedigree-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.pedigree-logo__icon {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--paper-border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.1rem;
}

.pedigree-logo__icon.accent-border {
  border-color: var(--accent);
  color: var(--accent);
}

.pedigree-logo__icon.cyan-border {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.pedigree-logo__name {
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.01em;
}

.pedigree-logo__name small {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 2px;
}

.pedigree-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--ink-secondary);
}

.pedigree-card__body {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 16px;
}

.pedigree-card__body strong {
  color: var(--ink-secondary);
}

.pedigree-card__footer {
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--faint);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

@media (max-width: 980px) {
  .pedigree-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .pedigree-grid {
    grid-template-columns: 1fr;
  }
  
  .nav,
  .header__cta .btn {
    display: none;
  }
  
  .burger {
    display: block;
  }
  
  .stats {
    grid-template-columns: 1fr;
  }
  
  .rec__row {
    grid-template-columns: 1fr auto;
    gap: 8px;
    padding-block: 20px;
  }
  
  .rec__row--head {
    display: none;
  }
  
  .rec__num {
    display: none;
  }
  
  .rec__title {
    grid-column: 1 / -1;
  }
  
  .rec__tag {
    grid-column: 1;
  }
  
  .rec__arrow {
    grid-column: 2;
  }
  
  .timeline-table .rec__row {
    grid-template-columns: 1fr;
  }
}