/* ==========================================================================
   Academia Terrace / PLATO  —  fresh design system
   遊び心のある学生のための紺×緑フラットUI
   ========================================================================== */

:root {
  --c-navy:      #0E2E8C;
  --c-navy-deep: #0a2370;
  --c-green:     #1E8E3E;
  --c-green-deep:#157a31;
  --c-cream:     #FAF7F0;
  --c-paper:     #FFFFFF;
  --c-ink:       #1a1f3a;
  --c-ink-soft:  #4a5170;
  --c-line:      #E5E1D5;
  --c-bg-tint:   #EEF2FB;
  --c-yellow:    #FFD23F;

  --r-sm: 8px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;
  --r-pill: 999px;

  --shadow-sm: 0 2px 0 rgba(14,46,140,0.08);
  --shadow-md: 0 4px 0 var(--c-navy);
  --shadow-lg: 0 8px 0 var(--c-navy);

  --font-jp: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", system-ui, sans-serif;
  --font-en: "Space Grotesk", "Inter", sans-serif;
  --font-display: "Zen Kaku Gothic New", sans-serif;

  --max-w: 1200px;
  --gap-section: 140px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-jp);
  background: var(--c-cream);
  color: var(--c-ink);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "palt";
  overflow-x: hidden;
}

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

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

button { font: inherit; cursor: pointer; border: none; background: none; }

/* ============================
   Layout containers
   ============================ */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}
.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ============================
   Texture & decoration
   ============================ */
.dot-bg {
  background-image: radial-gradient(circle, rgba(14,46,140,0.12) 1px, transparent 1.5px);
  background-size: 18px 18px;
}

.grain::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.4'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
  opacity: 0.05;
  pointer-events: none;
}

/* ============================
   Type scale
   ============================ */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-navy);
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: currentColor;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4.4vw, 56px);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--c-ink);
  text-wrap: balance;
}
.section-title em {
  font-style: normal;
  color: var(--c-navy);
  position: relative;
}
.section-title em::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 4%;
  height: 28%;
  background: var(--c-yellow);
  z-index: -1;
  opacity: 0.7;
}

.section-lead {
  font-size: 17px;
  line-height: 2;
  color: var(--c-ink-soft);
  max-width: 60ch;
  text-wrap: pretty;
}

/* ============================
   Buttons & chips
   ============================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 32px;
  border-radius: var(--r-pill);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.04em;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn-navy {
  background: var(--c-navy);
  color: white;
  box-shadow: 0 4px 0 var(--c-navy-deep);
}
.btn-green {
  background: var(--c-green);
  color: white;
  box-shadow: 0 4px 0 var(--c-green-deep);
}
.btn-ghost {
  background: white;
  color: var(--c-navy);
  border: 2px solid var(--c-navy);
  box-shadow: 0 4px 0 var(--c-navy);
}
.btn:hover {
  transform: translateY(-2px);
}
.btn:active { transform: translateY(2px); box-shadow: none; }
.btn .arrow { font-size: 18px; transition: transform 0.2s; }
.btn:hover .arrow { transform: translateX(4px); }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--r-pill);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  background: white;
  border: 1.5px solid var(--c-navy);
  color: var(--c-navy);
}
.chip-green {
  border-color: var(--c-green);
  color: var(--c-green);
}
.chip-fill-navy {
  background: var(--c-navy);
  color: white;
  border-color: var(--c-navy);
}

/* ============================
   Header
   ============================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  background: rgba(250, 247, 240, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, padding 0.3s;
}
.site-header.scrolled {
  border-bottom-color: var(--c-line);
  padding: 10px 0;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-header .brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.site-header .brand img {
  width: 36px;
  height: 36px;
}
.site-header .brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.site-header .brand-text .lvl1 {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-ink-soft);
  font-weight: 500;
}
.site-header .brand-text .lvl2 {
  font-family: var(--font-en);
  font-size: 18px;
  font-weight: 700;
  color: var(--c-navy);
  letter-spacing: 0.02em;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.site-nav a {
  font-size: 14px;
  font-weight: 600;
  position: relative;
  padding: 6px 0;
}
.site-nav a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--c-navy);
  transition: right 0.25s;
}
.site-nav a:not(.btn):hover::after {
  right: 0;
}
.site-nav a.active:not(.btn)::after {
  right: 0;
}
.site-nav .btn {
  padding: 12px 22px;
  font-size: 13px;
  background: var(--c-green);
  color: white;
  box-shadow: 0 3px 0 var(--c-green-deep);
}

/* ============================
   Hero (Home)
   ============================ */
.hero {
  position: relative;
  padding: 160px 0 120px;
  overflow: hidden;
}
.hero-visual { overflow: visible; }
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, #DDE8FF 0%, #E8F4E0 60%, var(--c-cream) 100%);
  z-index: -2;
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(14,46,140,0.08) 1px, transparent 1.5px);
  background-size: 22px 22px;
}
.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  z-index: -1;
}
.hero-blob.b1 {
  top: 10%; left: -10%;
  width: 400px; height: 400px;
  background: rgba(14,46,140,0.18);
}
.hero-blob.b2 {
  bottom: -10%; right: -5%;
  width: 500px; height: 500px;
  background: rgba(30,142,62,0.18);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: var(--r-pill);
  background: white;
  border: 2px solid var(--c-navy);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-navy);
  margin-bottom: 28px;
  box-shadow: 0 3px 0 var(--c-navy);
}
.hero-tag .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-green);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5.5vw, 68px);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-bottom: 32px;
  color: var(--c-ink);
  text-wrap: balance;
}
.hero-title .navy { color: var(--c-navy); position: relative; }
.hero-title .green { color: var(--c-green); }
.hero-title .underline {
  position: relative;
  display: inline-block;
}
.hero-title .underline::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 14px;
  background: var(--c-yellow);
  z-index: -1;
  opacity: 0.6;
}

.hero-sub {
  font-size: 17px;
  line-height: 2;
  color: var(--c-ink-soft);
  margin-bottom: 40px;
  max-width: 32em;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 32px;
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-visual .char-bubble {
  position: relative;
  width: 100%;
  max-width: 460px;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: white;
  overflow: hidden;
  box-shadow: 0 12px 0 var(--c-navy);
}
.hero-visual .char-bubble::before {
  content: "";
  position: absolute;
  inset: 8%;
  border-radius: 50%;
  border: 2px dashed rgba(14,46,140,0.25);
  z-index: 1;
}
.hero-visual .char-bubble::after { display: none; }
.hero-visual .char-bubble img {
  position: absolute;
  inset: 10%;
  width: 80%;
  height: 80%;
  object-fit: contain;
  object-position: center bottom;
  z-index: 2;
}
.hero-visual .float-card {
  position: absolute;
  background: white;
  border: 2px solid var(--c-navy);
  border-radius: var(--r-md);
  padding: 14px 18px;
  box-shadow: 0 6px 0 var(--c-navy);
  font-size: 13px;
  font-weight: 700;
  z-index: 3;
}
.float-card.f1 {
  top: 8%;
  left: -6%;
  transform: rotate(-6deg);
}
.float-card.f2 {
  top: 30%;
  right: -10%;
  transform: rotate(5deg);
  border-color: var(--c-green);
  color: var(--c-green);
  box-shadow: 0 6px 0 var(--c-green);
}
.float-card.f3 {
  bottom: 12%;
  left: -8%;
  transform: rotate(4deg);
}
.float-card .row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.float-card .icon-circle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--c-yellow);
  display: grid;
  place-items: center;
  font-size: 14px;
}

/* ============================
   Marquee strip
   ============================ */
.marquee-strip {
  background: var(--c-navy);
  color: white;
  padding: 18px 0;
  overflow: hidden;
  border-top: 4px solid var(--c-green);
  border-bottom: 4px solid var(--c-green);
}
.marquee-track {
  display: flex;
  gap: 60px;
  white-space: nowrap;
  animation: marquee 25s linear infinite;
  font-family: var(--font-en);
  font-weight: 600;
  letter-spacing: 0.1em;
}
.marquee-track span {
  display: inline-flex;
  align-items: center;
  gap: 60px;
  font-size: 16px;
}
.marquee-track .star {
  color: var(--c-yellow);
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============================
   Section: About
   ============================ */
.section {
  padding: var(--gap-section) 0;
  position: relative;
}
.section.tight {
  padding: 90px 0;
}

.about {
  background: var(--c-paper);
  position: relative;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: center;
}
.about-visual {
  position: relative;
  aspect-ratio: 1 / 1;
}
.about-visual .ring {
  position: absolute;
  inset: 0;
  border: 3px dashed var(--c-navy);
  border-radius: 50%;
  animation: spin 40s linear infinite;
}
.about-visual .ring-inner {
  position: absolute;
  inset: 8%;
  background: var(--c-bg-tint);
  border-radius: 50%;
}
.about-visual img {
  position: absolute;
  inset: 10%;
  width: 80%;
  height: 80%;
  object-fit: contain;
  object-position: center bottom;
  z-index: 2;
}
@keyframes spin { to { transform: rotate(360deg); } }

.about-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 40px;
}
.about-point {
  background: var(--c-bg-tint);
  border-radius: var(--r-md);
  padding: 24px;
  position: relative;
}
.about-point .num {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  color: var(--c-navy);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}
.about-point h4 {
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 6px;
}
.about-point p {
  font-size: 13px;
  color: var(--c-ink-soft);
  line-height: 1.7;
}

/* ============================
   Section: Concept (split)
   ============================ */
.concept {
  background: var(--c-cream);
}
.concept-head {
  text-align: center;
  margin-bottom: 80px;
}
.concept-head .eyebrow { justify-content: center; }
.concept-head .eyebrow::before { display: none; }
.concept-head .eyebrow {
  background: var(--c-navy);
  color: white;
  padding: 6px 16px;
  border-radius: var(--r-pill);
}

.concept-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.concept-card {
  background: white;
  border: 2px solid var(--c-ink);
  border-radius: var(--r-lg);
  padding: 48px 40px 40px;
  box-shadow: 0 8px 0 var(--c-ink);
  position: relative;
  transition: transform 0.2s;
}
.concept-card:hover {
  transform: translateY(-4px);
}
.concept-card .label {
  position: absolute;
  top: -16px;
  left: 32px;
  background: var(--c-navy);
  color: white;
  padding: 6px 18px;
  border-radius: var(--r-pill);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
}
.concept-card.green {
  border-color: var(--c-green);
  box-shadow: 0 8px 0 var(--c-green);
}
.concept-card.green .label {
  background: var(--c-green);
}
.concept-card .visual {
  width: 100%;
  aspect-ratio: 1 / 1.15;
  background: var(--c-bg-tint);
  border-radius: var(--r-md);
  margin-bottom: 28px;
  position: relative;
  overflow: hidden;
  padding: 24px;
}
.concept-card.green .visual { background: #E8F4E0; }
.concept-card .visual img {
  position: absolute;
  inset: 24px;
  width: calc(100% - 48px);
  height: calc(100% - 48px);
  object-fit: contain;
  object-position: center bottom;
}
.concept-card h3 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 14px;
  line-height: 1.5;
}
.concept-card p {
  font-size: 14px;
  color: var(--c-ink-soft);
  line-height: 1.85;
}

/* ============================
   Section: Stats / numbers
   ============================ */
.stats {
  background: var(--c-navy);
  color: white;
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}
.stats::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.06) 1px, transparent 1.5px);
  background-size: 22px 22px;
}
.stats-head {
  text-align: center;
  margin-bottom: 60px;
  position: relative;
}
.stats-head .eyebrow {
  color: var(--c-yellow);
  justify-content: center;
}
.stats-head .eyebrow::before { display: none; }
.stats-head h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 900;
  margin-top: 12px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
}
.stat {
  text-align: center;
  padding: 0 8px;
}
.stat .num {
  font-family: var(--font-en);
  font-size: clamp(48px, 6vw, 80px);
  font-weight: 700;
  line-height: 1;
  color: var(--c-yellow);
  letter-spacing: -0.02em;
}
.stat .num .unit {
  font-size: 0.4em;
  margin-left: 4px;
  color: white;
}
.stat .label {
  margin-top: 12px;
  font-size: 13px;
  letter-spacing: 0.08em;
  opacity: 0.9;
}

/* ============================
   Section: Service cards
   ============================ */
.service {
  background: var(--c-paper);
}
.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 60px;
}
.service-card {
  background: var(--c-cream);
  border-radius: var(--r-lg);
  padding: 36px;
  position: relative;
  border: 2px solid var(--c-line);
  transition: all 0.25s;
}
.service-card:hover {
  border-color: var(--c-navy);
  transform: translateY(-4px);
  box-shadow: 0 8px 0 var(--c-navy);
}
.service-card .num-tag {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  color: var(--c-navy);
  letter-spacing: 0.15em;
  background: white;
  border: 1.5px solid var(--c-navy);
  padding: 4px 10px;
  border-radius: var(--r-sm);
  margin-bottom: 20px;
}
.service-card h3 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 12px;
  line-height: 1.5;
}
.service-card p {
  font-size: 14px;
  color: var(--c-ink-soft);
  line-height: 1.85;
}
.service-card .icon {
  position: absolute;
  top: 32px;
  right: 32px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--c-navy);
  color: white;
  display: grid;
  place-items: center;
  font-size: 24px;
}

/* ============================
   CTA double
   ============================ */
.cta-pair {
  background: var(--c-cream);
}
.cta-pair-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 2px solid var(--c-ink);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: white;
}
.cta-half {
  padding: 60px 48px;
  position: relative;
  overflow: hidden;
}
.cta-half.left {
  background: var(--c-navy);
  color: white;
}
.cta-half.right {
  background: var(--c-green);
  color: white;
  border-left: 2px solid var(--c-ink);
}
.cta-half .lbl {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.18em;
  opacity: 0.8;
}
.cta-half h3 {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 900;
  margin: 12px 0 16px;
  line-height: 1.3;
}
.cta-half p {
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 28px;
  line-height: 1.85;
}
.cta-half .go {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--r-pill);
  background: white;
  color: var(--c-ink);
  font-weight: 700;
  font-size: 14px;
  transition: transform 0.15s;
}
.cta-half .go:hover { transform: translateX(6px); }
.cta-half .char {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 200px;
  height: 70%;
  object-fit: contain;
  object-position: right bottom;
  opacity: 0.9;
}

/* ============================
   News
   ============================ */
.news-list {
  margin-top: 60px;
  border-top: 1px solid var(--c-line);
}
.news-row {
  display: grid;
  grid-template-columns: 140px 100px 1fr 24px;
  gap: 24px;
  align-items: center;
  padding: 24px 8px;
  border-bottom: 1px solid var(--c-line);
  transition: background 0.2s;
}
.news-row:hover {
  background: var(--c-bg-tint);
}
.news-row .date {
  font-family: var(--font-en);
  font-size: 14px;
  color: var(--c-ink-soft);
  font-weight: 500;
}
.news-row .cat {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border-radius: var(--r-sm);
  text-align: center;
  background: var(--c-bg-tint);
  color: var(--c-navy);
}
.news-row .cat.event { background: #FFF4D6; color: #8a6800; }
.news-row .cat.update { background: #E8F4E0; color: var(--c-green-deep); }
.news-row .title {
  font-size: 15px;
  font-weight: 600;
}
.news-row .arr {
  color: var(--c-navy);
  text-align: right;
}

/* ============================
   Footer
   ============================ */
.site-footer {
  background: var(--c-ink);
  color: rgba(255,255,255,0.85);
  padding: 80px 0 32px;
  position: relative;
  overflow: hidden;
}
.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.05) 1px, transparent 1.5px);
  background-size: 22px 22px;
  pointer-events: none;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
  position: relative;
}
.site-footer .brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}
.site-footer .brand img { width: 44px; height: 44px; }
.site-footer .brand .lvl1 {
  font-size: 12px;
  letter-spacing: 0.1em;
  opacity: 0.7;
}
.site-footer .brand .lvl2 {
  font-family: var(--font-en);
  font-size: 22px;
  font-weight: 700;
  color: white;
}
.footer-about {
  font-size: 14px;
  line-height: 2;
  opacity: 0.7;
  max-width: 32em;
}
.footer-col h5 {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--c-yellow);
  margin-bottom: 18px;
  font-weight: 700;
}
.footer-col ul { list-style: none; }
.footer-col li {
  margin-bottom: 10px;
}
.footer-col a {
  font-size: 14px;
  opacity: 0.8;
  transition: opacity 0.2s;
}
.footer-col a:hover { opacity: 1; color: var(--c-yellow); }

.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.15);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  opacity: 0.6;
  position: relative;
}

/* ============================
   Page hero (sub pages)
   ============================ */
.page-hero {
  padding: 180px 0 80px;
  background: var(--c-cream);
  position: relative;
  overflow: hidden;
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(14,46,140,0.08) 1px, transparent 1.5px);
  background-size: 22px 22px;
  z-index: -1;
}
.page-hero-blob {
  position: absolute;
  width: 500px; height: 500px;
  border-radius: 50%;
  filter: blur(80px);
  background: rgba(14,46,140,0.12);
  top: -10%; right: -10%;
  z-index: -1;
}
.page-hero .crumb {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-ink-soft);
  margin-bottom: 16px;
}
.page-hero .crumb a:hover { color: var(--c-navy); }
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 76px);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--c-navy);
  margin-bottom: 16px;
}
.page-hero h1 .ja {
  display: block;
  font-size: 0.45em;
  color: var(--c-ink);
  font-weight: 700;
  margin-top: 12px;
  letter-spacing: 0;
}
.page-hero p {
  font-size: 16px;
  line-height: 2;
  color: var(--c-ink-soft);
  max-width: 50em;
}

/* ============================
   Form (Contact)
   ============================ */
.form-wrap {
  max-width: 720px;
  margin: 0 auto;
  background: white;
  border: 2px solid var(--c-ink);
  border-radius: var(--r-lg);
  padding: 56px 48px;
  box-shadow: 0 8px 0 var(--c-ink);
}
.form-row { margin-bottom: 28px; }
.form-row label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}
.form-row label .req {
  color: var(--c-green);
  font-size: 11px;
  margin-left: 6px;
}
.form-row input, .form-row textarea, .form-row select {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--c-line);
  border-radius: var(--r-sm);
  font: inherit;
  font-size: 14px;
  background: var(--c-cream);
  transition: border-color 0.15s, background 0.15s;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  outline: none;
  border-color: var(--c-navy);
  background: white;
}
.form-row textarea { min-height: 140px; resize: vertical; }
.form-row .radios {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.form-row .radio-pill {
  flex: 1;
  min-width: 140px;
  position: relative;
  cursor: pointer;
}
.form-row .radio-pill input { position: absolute; opacity: 0; }
.form-row .radio-pill span {
  display: block;
  text-align: center;
  padding: 14px 12px;
  border: 1.5px solid var(--c-line);
  border-radius: var(--r-sm);
  background: var(--c-cream);
  font-weight: 600;
  font-size: 14px;
  transition: all 0.15s;
}
.form-row .radio-pill input:checked + span {
  border-color: var(--c-navy);
  background: var(--c-navy);
  color: white;
}

/* ============================
   Misc / utilities
   ============================ */
.center { text-align: center; }
.center .eyebrow { justify-content: center; }
.center .eyebrow::before { display: none; }

.split-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 40px;
  margin-bottom: 60px;
  flex-wrap: wrap;
}
.split-head .left { max-width: 600px; }
.split-head .eyebrow { margin-bottom: 14px; }

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

/* sticker decoration */
.sticker {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--r-pill);
  background: var(--c-yellow);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  border: 2px solid var(--c-ink);
  box-shadow: 0 3px 0 var(--c-ink);
  transform: rotate(-4deg);
  z-index: 5;
}

/* ============================
   Responsive
   ============================ */
@media (max-width: 900px) {
  :root { --gap-section: 100px; }
  .hero-grid, .about-grid, .concept-pair, .service-grid, .cta-pair-grid, .footer-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 16px; }
  .site-nav { gap: 20px; }
  .site-nav a:not(.btn):not(.brand) { display: none; }
  .container, .container-wide { padding: 0 20px; }
  .hero { padding: 130px 0 80px; }
  .float-card.f1, .float-card.f2, .float-card.f3 { display: none; }
  .form-wrap { padding: 40px 24px; }
  .news-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .news-row .arr { display: none; }
}