/* =========================================================
   Pizza Hut Japan — Philosophy & Loyalty Manifesto
   A warm, pop, editorial single-page manifesto
   ========================================================= */

:root {
  --cream: #FBF5EC;
  --cream-deep: #F4EBD9;
  --paper: #FFFCF5;
  --ink: #1F1410;
  --ink-soft: #3D2B22;
  --red: #D9291C;
  --red-deep: #B11D14;
  --red-warm: #E94B3C;
  --yellow: #FFC93C;
  --yellow-soft: #FFE07A;
  --pink: #FFD4CC;
  --pink-deep: #F5A99C;
  --mint: #BFE3C9;
  --tomato-dark: #2A0E0A;

  --serif: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", "Hiragino Sans", system-ui, sans-serif;
  --sans:  "Zen Kaku Gothic New", "Hiragino Sans", system-ui, sans-serif;
  --display: "Quicksand", "Zen Maru Gothic", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;

  --maxw: 820px;
  --gutter: clamp(20px, 4vw, 40px);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.7;
  font-feature-settings: "palt" 1;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

/* ===== Reusable wrapper ===== */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  position: relative;
  box-sizing: border-box;
}

/* ===== Top brand bar ===== */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 80;
  padding: 18px 0;
  background: linear-gradient(to bottom, rgba(251,245,236,0.95), rgba(251,245,236,0.6) 70%, transparent);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.topbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  font-family: var(--display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--red);
}

.topbar-right {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ===== Section common ===== */
section {
  position: relative;
  padding: clamp(72px, 10vw, 140px) 0;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--red);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 2px;
  background: var(--red);
  display: inline-block;
}

.section-number {
  font-family: var(--display);
  font-weight: 600;
  font-size: 13px;
  color: var(--ink-soft);
  font-feature-settings: "tnum" 1;
  opacity: 0.6;
}

/* ===== Hero ===== */
.hero {
  padding-top: clamp(140px, 18vw, 200px);
  padding-bottom: clamp(80px, 10vw, 140px);
  position: relative;
  overflow: hidden;
}
.hero-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 40px;
  gap: 24px;
  flex-wrap: wrap;
}
.hero-meta .meta-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
  line-height: 1.6;
}
.hero-meta .meta-label strong {
  display: block;
  color: var(--red);
  font-weight: 600;
}
.hero-headline {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(40px, 8vw, 120px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0;
  position: relative;
  z-index: 2;
  line-break: strict;
}
.hero-headline .char-good {
  display: inline-block;
  background: linear-gradient(transparent 58%, var(--yellow) 58%, var(--yellow) 94%, transparent 94%);
  padding: 0 6px;
}
.hero-sub {
  margin: 56px 0 0;
  display: block;
}
.hero-sub p {
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 2.05;
  color: var(--ink-soft);
  margin: 0 0 1.6em;
}
.hero-sub p:last-child { margin-bottom: 0; }
.hero-sub .lede {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.85;
  color: var(--ink);
}

/* Hero decoration positioning */
.hero-deco {
  position: absolute;
  pointer-events: none;
}
.deco-star-1 { top: 140px; right: 8%; width: 70px; animation: float 6s ease-in-out infinite; }
.deco-slice  { top: 32%; right: 4%; width: 180px; transform: rotate(12deg); animation: float 7.5s ease-in-out infinite; animation-delay: -2s; }
.deco-steam  { top: 24%; left: 4%;  width: 60px; }
.deco-confetti { bottom: 10%; left: 6%; width: 120px; }
.deco-burst  { top: 64%; right: 10%; width: 100px; animation: spin 22s linear infinite; }

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(var(--rot, 0deg)); }
  50% { transform: translateY(-14px) rotate(var(--rot, 0deg)); }
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Scroll hint */
.scroll-hint {
  margin-top: 80px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.scroll-hint .dash {
  width: 40px; height: 1px;
  background: var(--ink-soft);
  display: inline-block;
  animation: dash 1.8s ease-in-out infinite;
}
@keyframes dash {
  0%, 100% { transform: scaleX(1); transform-origin: left; }
  50% { transform: scaleX(0.4); transform-origin: left; }
}

/* ===== Section 2 — Why we exist ===== */
.why {
  background: var(--cream);
  position: relative;
  padding-top: clamp(60px, 8vw, 100px);
}
.why .layout {
  display: block;
}
.why-head {
  margin-bottom: 40px;
}
.why-head h2 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(34px, 4.5vw, 56px);
  line-height: 1.3;
  letter-spacing: -0.005em;
  margin: 18px 0 0;
  color: var(--ink);
}
.why-body p {
  font-size: 17px;
  line-height: 2.1;
  color: var(--ink-soft);
  margin: 0 0 1.6em;
  font-feature-settings: "palt" 1;
}
.why-body p:last-child { margin-bottom: 0; }
.why-body .hl {
  background: linear-gradient(transparent 58%, var(--yellow) 58%, var(--yellow) 92%, transparent 92%);
  padding: 0 2px;
  color: var(--ink);
  font-weight: 500;
}
.why-body .hl-pink {
  background: linear-gradient(transparent 58%, var(--pink) 58%, var(--pink) 92%, transparent 92%);
  padding: 0 2px;
  color: var(--ink);
  font-weight: 500;
}

.why-aside {
  margin: 56px 0 0;
  display: block;
}
.phrase-card + .phrase-card { margin-top: 16px; }
.phrase-card {
  background: var(--paper);
  border: 1.5px solid var(--ink);
  border-radius: 18px;
  padding: 18px 22px;
  position: relative;
  transition: transform .35s ease;
  display: flex;
  align-items: center;
  gap: 18px;
}
.phrase-card:hover { transform: translateY(-4px) rotate(-0.6deg); }
.phrase-illus {
  flex: 0 0 64px;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.phrase-illus svg { width: 100%; height: 100%; }
.pc-content { flex: 1 1 auto; }
.phrase-card .pc-num {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--red);
}
.phrase-card .pc-text {
  margin-top: 4px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.5;
}
.phrase-card:nth-child(1) { background: var(--yellow-soft); }
.phrase-card:nth-child(2) { background: var(--pink); }
.phrase-card:nth-child(3) { background: var(--mint); }

/* ===== Section 3 — Key insight poster ===== */
.insight {
  background: var(--red);
  color: var(--paper);
  border-radius: 32px;
  max-width: var(--maxw);
  margin: 0 auto;
  width: calc(100% - 2 * var(--gutter));
  padding: clamp(56px, 9vw, 100px) clamp(28px, 5vw, 56px);
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
}
.insight-wrap { max-width: 100%; margin: 0; position: relative; z-index: 2; }
.insight .eyebrow { color: var(--yellow); }
.insight .eyebrow::before { background: var(--yellow); }
.insight .ja {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(40px, 7vw, 96px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 28px 0 0;
}
.insight .ja u {
  text-decoration: none;
  background: linear-gradient(transparent 70%, var(--yellow) 70%, var(--yellow) 96%, transparent 96%);
  padding: 0 4px;
}
.insight .en {
  margin-top: 56px;
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.4;
  color: var(--yellow);
  max-width: 32ch;
  letter-spacing: -0.01em;
}
.insight-deco {
  position: absolute;
  pointer-events: none;
}
.insight-deco.star-a { top: 10%; right: 8%; width: 120px; }
.insight-deco.star-b { bottom: 12%; left: 6%; width: 80px; }
.insight-deco.ring   { top: 50%; right: -60px; width: 240px; opacity: 0.5; }
.insight-deco.zig    { bottom: 40px; right: 12%; width: 120px; }

/* ===== Section 4 — Three pillars ===== */
.pillars {
  padding-top: clamp(100px, 12vw, 160px);
}
.pillars-head {
  margin: 0 0 56px;
}
.pillars-head h2 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(34px, 5.5vw, 72px);
  line-height: 1.25;
  margin: 18px 0 0;
  letter-spacing: -0.005em;
}
.pillars-head h2 em {
  font-style: normal;
  background: linear-gradient(transparent 60%, var(--yellow) 60%);
  padding: 0 4px;
}
.pillars-grid {
  display: block;
}
.pillar + .pillar { margin-top: 32px; }
.pillar {
  background: var(--paper);
  border: 2px solid var(--ink);
  border-radius: 28px;
  padding: 36px 32px 40px;
  position: relative;
  transition: transform .4s ease, box-shadow .4s ease;
  display: flex;
  flex-direction: column;
}
.pillar:hover {
  transform: translateY(-6px);
  box-shadow: 8px 8px 0 var(--ink);
}
.pillar:nth-child(1) { background: var(--paper); }
.pillar:nth-child(2) { background: var(--pink); }
.pillar:nth-child(3) { background: var(--yellow-soft); }
.pillar .num {
  font-family: var(--display);
  font-weight: 700;
  font-size: 13px;
  color: var(--red);
}
.pillar .label {
  font-family: var(--display);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--ink);
  margin-top: 8px;
}
.pillar .illus {
  margin: 18px 0 22px;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pillar .illus svg { max-height: 100%; height: 100%; }
.pillar h3 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 26px;
  line-height: 1.45;
  margin: 0 0 18px;
  letter-spacing: -0.005em;
}
.pillar p {
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--ink-soft);
  margin: 0;
}
.pillar .tag-pill {
  position: absolute;
  top: -14px;
  right: 22px;
  background: var(--red);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  padding: 6px 12px;
  border-radius: 999px;
  text-transform: uppercase;
}

/* ===== Section 5 — From philosophy to loyalty ===== */
.bridge {
  background: var(--cream-deep);
  border-radius: 32px;
  max-width: var(--maxw);
  margin: clamp(60px, 8vw, 100px) auto 0;
  width: calc(100% - 2 * var(--gutter));
  padding: clamp(56px, 9vw, 100px) clamp(28px, 5vw, 56px);
  box-sizing: border-box;
}
.bridge-wrap {
  display: block;
}
.bridge-wrap > *:first-child { margin-bottom: 48px; }
.bridge h2 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.2;
  margin: 18px 0 28px;
}
.bridge p {
  font-size: 16px;
  line-height: 2.05;
  color: var(--ink-soft);
  margin: 0 0 1.4em;
}

.flow-diagram {
  background: var(--paper);
  border: 2px solid var(--ink);
  border-radius: 24px;
  padding: 32px 28px;
  position: relative;
}
.flow-diagram .flow-title {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 24px;
}
.flow-step {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 16px;
  align-items: center;
  padding: 14px 18px;
  background: var(--cream);
  border-radius: 14px;
  margin-bottom: 12px;
  border: 1.5px solid var(--ink);
  position: relative;
}
.flow-step .fs-num {
  width: 28px; height: 28px;
  background: var(--red);
  color: var(--paper);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
}
.flow-step .fs-text {
  font-family: var(--sans);
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1.45;
}
.flow-step .fs-text small {
  display: block;
  font-weight: 400;
  color: var(--ink-soft);
  font-size: 12px;
  letter-spacing: 0.05em;
  margin-top: 3px;
}
.flow-step:nth-child(2) { background: var(--pink); }
.flow-step:nth-child(3) { background: var(--yellow-soft); }
.flow-step:nth-child(4) { background: var(--mint); }
.flow-step:nth-child(5) { background: var(--pink); }
.flow-step:nth-child(6) { background: var(--cream); }

.flow-arrow {
  text-align: center;
  margin: -4px 0;
  color: var(--red);
}

/* ===== Section 6 — Principles ===== */
.principles {
  padding-top: clamp(100px, 12vw, 160px);
}
.principles-head {
  margin: 0 0 64px;
}
.principles-head h2 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(40px, 5.5vw, 72px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 18px 0 24px;
}
.principles-head p {
  font-size: 16.5px;
  line-height: 2.0;
  color: var(--ink-soft);
  margin: 0;
}
.principle-list { display: block; }
.principle + .principle { margin-top: 24px; }
.principle {
  display: grid;
  grid-template-columns: 80px 1fr;
  grid-template-areas:
    "pnum  pttl"
    "pbody pbody"
    "picon picon";
  gap: 16px 24px;
  padding: 32px clamp(24px, 3vw, 40px);
  background: var(--paper);
  border: 2px solid var(--ink);
  border-radius: 24px;
  align-items: start;
  position: relative;
  transition: transform .3s ease;
}
.principle:hover { transform: translateY(-4px); }
.principle .pnum { grid-area: pnum; }
.principle > div:nth-of-type(2) { grid-area: pttl; }
.principle .pbody { grid-area: pbody; padding-top: 8px; }
.principle .picon { grid-area: picon; justify-self: center; max-width: 200px; margin-top: 8px; }
.principle:nth-child(odd)  { background: var(--paper); }
.principle:nth-child(even) { background: var(--cream); }
.principle .pnum {
  font-family: var(--display);
  font-weight: 700;
  font-size: 56px;
  line-height: 1;
  color: var(--red);
  letter-spacing: -0.03em;
}
.principle .pnum span { display: block; font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em; color: var(--ink-soft); margin-top: 4px; font-weight: 500; }
.principle .pen {
  font-family: var(--display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.16em;
  color: var(--red);
  line-height: 1.5;
}
.principle .pja {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 24px;
  line-height: 1.5;
  margin-top: 8px;
  color: var(--ink);
  letter-spacing: -0.005em;
}
.principle .pbody {
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--ink-soft);
}
.principle .picon {
  display: flex;
  align-items: center;
  justify-content: center;
}
.principle .picon svg { width: 100%; max-width: 180px; height: auto; }

/* ===== Section 7 — Data science ===== */
.data {
  background: var(--cream-deep);
  padding: clamp(80px, 10vw, 140px) 0;
  margin-top: clamp(60px, 8vw, 100px);
}
.data-head {
  margin: 0 0 56px;
}
.data-head h2 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.2;
  margin: 18px 0 24px;
}
.data-head p {
  font-size: 16px;
  line-height: 2.0;
  color: var(--ink-soft);
}
.metric-grid {
  display: block;
}
.metric + .metric { margin-top: 20px; }
.metric {
  background: var(--paper);
  border: 1.5px solid var(--ink);
  border-radius: 22px;
  padding: 24px 22px 26px;
  position: relative;
  transition: transform .3s ease;
}
.metric:hover { transform: translateY(-4px) rotate(-0.5deg); }
.metric:nth-child(1) { background: var(--paper); }
.metric:nth-child(2) { background: var(--pink); }
.metric:nth-child(3) { background: var(--mint); }
.metric:nth-child(4) { background: var(--yellow-soft); }
.metric:nth-child(5) { background: var(--paper); }

.metric .mnum {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--ink-soft);
}
.metric h4 {
  font-family: var(--display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.12em;
  margin: 6px 0 14px;
  color: var(--ink);
}
.metric .mja {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.6;
  margin: 0 0 10px;
  color: var(--ink);
}
.metric .msub {
  font-size: 13px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 0;
}
.metric .mchart {
  margin-top: 16px;
  height: 56px;
  display: flex;
  align-items: flex-end;
  gap: 4px;
}
.metric .mchart span {
  flex: 1;
  background: var(--red);
  border-radius: 3px 3px 0 0;
  opacity: 0.7;
}
.metric .mchart span:nth-child(odd) { opacity: 0.9; }
.metric:nth-child(2) .mchart span { background: var(--red-deep); }
.metric:nth-child(3) .mchart span { background: var(--ink); opacity: 0.55; }
.metric:nth-child(3) .mchart span:nth-child(odd) { opacity: 0.8; }
.metric:nth-child(4) .mchart span { background: var(--red-warm); }
.metric:nth-child(5) .mchart span { background: var(--ink); opacity: 0.4; }

/* ===== Section 8 — Vision ===== */
.vision {
  background: var(--tomato-dark);
  color: var(--paper);
  padding: clamp(100px, 14vw, 180px) 0;
  position: relative;
  overflow: hidden;
  margin-top: 0;
}
.vision .wrap { position: relative; z-index: 2; }
.vision .wrap > *:not(.vision-deco) { position: relative; z-index: 2; }
.vision-deco { z-index: 0; }
.vision .eyebrow { color: var(--yellow); }
.vision .eyebrow::before { background: var(--yellow); }
.vision h2 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(40px, 6vw, 84px);
  line-height: 1.2;
  margin: 24px 0 48px;
  letter-spacing: -0.005em;
}
.vision .eyebrow { color: var(--yellow); }
.vision .big-quote {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(28px, 4.6vw, 64px);
  line-height: 1.5;
  margin: 0 0 56px;
  letter-spacing: -0.005em;
}
/* Removed legacy big-quote span highlight */
.vision-body {
  display: block;
}
.vision-body p + p { margin-top: 1.6em; }
.vision-body p {
  font-size: 16px;
  line-height: 2.05;
  color: rgba(255,252,245,0.85);
  margin: 0;
}
.vision-deco {
  position: absolute;
  pointer-events: none;
}
.vision-deco.v-star  { top: 14%; right: 8%; width: 110px; }
.vision-deco.v-arc   { bottom: -120px; left: -120px; width: 260px; opacity: 0.25; }
.vision-deco.v-tape  { top: 36%; left: 4%; width: 200px; }

/* ===== Section 9 — Closing ===== */
.closing {
  padding: clamp(100px, 14vw, 180px) 0 clamp(60px, 8vw, 100px);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.closing .wrap { max-width: 820px; }
.closing h2 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.7;
  margin: 0 0 56px;
  color: var(--ink);
  letter-spacing: -0.005em;
}
.closing h2 .mark {
  background: linear-gradient(transparent 60%, var(--yellow) 60%);
  padding: 0 4px;
}
.closing-stamp {
  width: 110px; height: 110px;
  margin: 0 auto 40px;
  position: relative;
}
.closing .sig {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: inline-block;
  border-top: 1px solid var(--ink-soft);
  padding-top: 18px;
  margin-top: 32px;
}

.closing-deco {
  position: absolute;
  pointer-events: none;
  z-index: 0;
}
.closing .wrap > *:not(.closing-deco) { position: relative; z-index: 2; }
.closing-deco.c-1 { top: 12%; left: 8%; width: 70px; }
.closing-deco.c-2 { top: 30%; right: 10%; width: 90px; }
.closing-deco.c-3 { bottom: 12%; left: 14%; width: 60px; }
.closing-deco.c-4 { bottom: 20%; right: 8%; width: 100px; }

/* ===== Footer ===== */
footer {
  background: var(--ink);
  color: var(--cream);
  padding: 60px var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
footer .f-brand {
  font-family: var(--display);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-transform: none;
  color: var(--yellow);
}
footer .f-meta { opacity: 0.6; }

/* ===== Scroll reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s ease, transform .9s cubic-bezier(.2,.7,.2,1);
}
.reveal.in {
  opacity: 1;
  transform: none;
}

/* ===== Responsive ===== */
body { line-break: strict; }

@media (max-width: 980px) {
  .principle {
    grid-template-columns: 56px 1fr;
    gap: 12px 18px;
    padding: 24px;
  }
  .principle .pnum { font-size: 44px; }
  .deco-slice, .deco-star-1 { opacity: 0.6; }
}

@media (max-width: 620px) {
  :root { --gutter: 18px; }
  .hero { padding-top: 120px; }
  .insight { margin: 0 12px; border-radius: 22px; padding: 56px 24px; }
  .bridge { margin: 40px 12px 0; border-radius: 22px; padding: 48px 24px; }
  .pillar { padding: 28px 22px 32px; }
  .pillar .tag-pill { right: 16px; }
  .principle { padding: 22px 20px; }
  .principle .pnum { font-size: 38px; }
  .principle .pja { font-size: 20px; }
  .principle .pen { font-size: 12px; letter-spacing: 0.14em; }
  .principle .picon svg { max-width: 140px; }
  .metric { padding: 20px 18px 22px; }
  .metric .mja { font-size: 17px; }
  .deco-slice { width: 120px; right: -10px; top: auto; bottom: -20px; }
  .deco-star-1 { width: 50px; right: 12px; top: 110px; }
  .deco-confetti { display: none; }
  .insight-deco.ring, .insight-deco.star-a { width: 80px; }
  .insight-deco.zig { width: 80px; }
  .insight .ja { line-height: 1.3; }
  .vision-deco.v-star { width: 60px; }
  .vision-deco.v-arc { width: 160px; }
  .closing-deco { width: 50px !important; }
  .topbar { padding: 14px 18px; }
  .topbar-right { font-size: 10px; letter-spacing: 0.1em; }
  footer { padding: 40px 18px; flex-direction: column; align-items: flex-start; gap: 12px; }
}

/* Print-friendly */
@media print {
  body { background: white; }
  .topbar, .scroll-hint { display: none; }
  section { padding: 40px 0; page-break-inside: avoid; }
  .reveal { opacity: 1; transform: none; }
}