/* ══════════════════════════════════════════
   SIGNATURE EDU — Global Stylesheet
   Education Data Company
   ══════════════════════════════════════════ */

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

:root {
  --navy:        #0A1628;
  --navy-mid:    #0F2040;
  --navy-light:  #1A3560;
  --gold:        #C9A84C;
  --gold-light:  #DDB96A;
  --gold-pale:   #F6EDD6;
  --blue:        #4A90D9;
  --blue-pale:   #EBF3FB;
  --white:       #FFFFFF;
  --off-white:   #F7F8FA;
  --gray-50:     #F5F6F8;
  --gray-100:    #EDEEF2;
  --gray-300:    #C4C8D4;
  --gray-500:    #7A8499;
  --gray-700:    #3D4558;
  --text:        #0A1628;
  --radius-sm:   8px;
  --radius-md:   14px;
  --radius-lg:   20px;
  --radius-xl:   28px;
  --shadow-sm:   0 2px 12px rgba(10,22,40,0.06);
  --shadow-md:   0 8px 32px rgba(10,22,40,0.10);
  --shadow-lg:   0 24px 64px rgba(10,22,40,0.13);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--white);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  line-height: 1.6;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul { list-style: none; }

/* ── LAYOUT ── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 48px; }
.container-wide { max-width: 1280px; margin: 0 auto; padding: 0 48px; }

/* ── TYPOGRAPHY ── */
.display {
  font-family: 'Playfair Display', 'Georgia', serif;
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.display-kr {
  font-family: 'Noto Serif KR', 'Playfair Display', serif;
  font-weight: 500;
  line-height: 1.25;
}
.label {
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--gold);
  display: flex; align-items: center; gap: 10px;
}
.label::before {
  content: ''; display: block;
  width: 20px; height: 1.5px;
  background: currentColor; border-radius: 2px;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  font-size: 14.5px; font-weight: 500;
  transition: all 0.22s ease;
  border: none; cursor: pointer;
  white-space: nowrap;
}
.btn-lg { padding: 16px 36px; font-size: 15.5px; }
.btn-sm { padding: 9px 20px; font-size: 13.5px; }

.btn-primary {
  background: var(--navy); color: var(--white);
}
.btn-primary:hover {
  background: var(--navy-light);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(10,22,40,0.22);
}

.btn-gold {
  background: var(--gold); color: var(--navy);
  font-weight: 600;
}
.btn-gold:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(201,168,76,0.35);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid rgba(10,22,40,0.18);
  color: var(--navy);
}
.btn-outline:hover {
  border-color: var(--navy);
  background: var(--off-white);
}

.btn-ghost-white {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--white);
}
.btn-ghost-white:hover {
  background: rgba(255,255,255,0.18);
}

/* ── BADGE ── */
.badge {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 11.5px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
}
.badge-gold {
  background: var(--gold-pale);
  border: 1px solid rgba(201,168,76,0.3);
  color: var(--gold);
}
.badge-navy {
  background: rgba(10,22,40,0.06);
  color: var(--navy);
}
.badge-blue {
  background: var(--blue-pale);
  color: var(--blue);
}
.badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
  animation: bdot 2.2s ease-in-out infinite;
}
@keyframes bdot { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.45;transform:scale(.7)} }

/* ══════════════
   NAVIGATION
   ══════════════ */
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  height: 68px;
  display: flex; align-items: center;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(10,22,40,0.06);
  transition: box-shadow 0.3s;
}
#nav.scrolled { box-shadow: 0 2px 20px rgba(10,22,40,0.08); }

.nav-inner {
  width: 100%; max-width: 1280px; margin: 0 auto;
  padding: 0 48px;
  display: flex; align-items: center; justify-content: space-between;
}

/* Logo */
.nav-logo {
  display: flex; align-items: center; gap: 11px;
  flex-shrink: 0;
}
.logo-mark {
  width: 34px; height: 34px;
  background: var(--navy); border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden; flex-shrink: 0;
}
.logo-mark svg { width: 18px; height: 18px; }
.logo-text { line-height: 1.1; }
.logo-name {
  font-family: 'Playfair Display', serif;
  font-size: 15.5px; font-weight: 600;
  letter-spacing: 0.07em;
  color: var(--navy);
  display: block;
}
.logo-sub {
  font-size: 9.5px; font-weight: 500;
  letter-spacing: 0.13em; text-transform: uppercase;
  color: var(--gray-500);
  display: block;
}

/* Desktop menu */
.nav-menu {
  display: flex; align-items: center; gap: 2px;
}
.nav-item { position: relative; }

.nav-btn {
  display: flex; align-items: center; gap: 4px;
  padding: 8px 13px;
  background: none; border: none;
  font-size: 14px; font-weight: 500;
  color: var(--gray-700);
  border-radius: 8px;
  transition: color 0.18s, background 0.18s;
  white-space: nowrap;
}
.nav-btn:hover,
.nav-item.active > .nav-btn { color: var(--navy); background: var(--gray-50); }
.nav-btn svg { transition: transform 0.22s; opacity: .55; }
.nav-item.open > .nav-btn svg { transform: rotate(180deg); opacity: 1; }

/* Dropdown */
.nav-drop {
  position: absolute; top: calc(100% + 10px); left: 50%;
  transform: translateX(-50%) translateY(-6px);
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  background: var(--white);
  border: 1px solid rgba(10,22,40,0.09);
  border-radius: 18px;
  padding: 22px 24px;
  min-width: 290px;
  box-shadow: 0 20px 56px rgba(10,22,40,0.13), 0 4px 14px rgba(10,22,40,0.06);
}
.nav-item.open .nav-drop {
  opacity: 1; pointer-events: all;
  transform: translateX(-50%) translateY(0);
}
.drop-icon {
  width: 40px; height: 40px; border-radius: 11px;
  background: var(--off-white);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; margin-bottom: 14px;
}
.drop-cat {
  font-size: 10.5px; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--gold);
  margin-bottom: 8px; padding-bottom: 8px;
  border-bottom: 1px solid var(--gray-100);
}
.drop-title {
  font-family: 'Playfair Display', serif;
  font-size: 16px; font-weight: 500;
  color: var(--navy); margin-bottom: 8px;
}
.drop-desc {
  font-size: 13.5px; line-height: 1.65; color: var(--gray-700);
  margin-bottom: 16px;
}
.drop-link {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 13px; font-weight: 600;
  color: var(--navy);
  transition: gap 0.18s;
}
.drop-link:hover { gap: 9px; }

/* Nav CTA */
.nav-actions { display: flex; align-items: center; gap: 8px; }
.nav-contact {
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 13.5px; font-weight: 500;
  background: var(--navy); color: var(--white);
  border: none; transition: all 0.2s;
}
.nav-contact:hover { background: var(--navy-light); }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none;
  padding: 8px; border-radius: 8px;
  cursor: pointer;
}
.hamburger span {
  display: block; width: 22px; height: 1.5px;
  background: var(--navy); border-radius: 2px;
  transition: all 0.25s;
}
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile drawer */
.mobile-nav {
  display: none; position: fixed; inset: 0; z-index: 800;
  flex-direction: column;
  background: var(--white);
  padding: 88px 28px 40px;
  overflow-y: auto;
  opacity: 0; pointer-events: none;
  transition: opacity 0.25s;
}
.mobile-nav.open { opacity: 1; pointer-events: all; }
.mobile-nav-item { border-bottom: 1px solid var(--gray-100); }
.mobile-nav-link {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0;
  font-size: 18px; font-weight: 500; color: var(--navy);
}
.mobile-nav-sub {
  font-size: 13.5px; color: var(--gray-700);
  padding: 0 0 18px; line-height: 1.65;
}
.mobile-cta { margin-top: 32px; display: flex; flex-direction: column; gap: 12px; }

/* ══════════════
   PAGE LAYOUT
   ══════════════ */
.page-top { padding-top: 68px; }

/* ══════════════
   HERO (HOME)
   ══════════════ */
.hero {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
  padding: 120px 48px 80px;
  background: #FAFBFC;
}
#hero-canvas {
  position: absolute; inset: 0; z-index: 0;
  display: block;
  width: 100% !important;
  height: 100% !important;
}
/* Central vignette keeps text readable while canvas fills edges */
.hero::before {
  content: "";
  position: absolute; inset: 0; z-index: 1;
  background: radial-gradient(ellipse 56% 60% at 50% 46%,
    rgba(250,251,252,0.78) 0%,
    rgba(250,251,252,0.35) 52%,
    rgba(250,251,252,0) 100%);
  pointer-events: none;
}
.hero-body {
  position: relative; z-index: 2;
  max-width: 860px; text-align: center;
}
.hero-badge { margin-bottom: 36px; }
.hero-h1 {
  font-size: clamp(36px, 5.8vw, 72px);
  color: var(--navy);
  margin-bottom: 12px;
}
.hero-en {
  font-family: 'Playfair Display', serif;
  font-size: clamp(14px, 1.7vw, 20px);
  font-style: italic; font-weight: 400;
  color: var(--gray-500);
  margin-bottom: 32px; display: block;
}
.hero-desc {
  font-size: clamp(15.5px, 1.4vw, 18px);
  line-height: 1.85; color: var(--gray-700);
  max-width: 600px; margin: 0 auto 48px;
}
.hero-btns {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
}
.hero-scroll-hint {
  position: absolute; bottom: 40px; left: 50%;
  transform: translateX(-50%); z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.scroll-bar {
  width: 1px; height: 44px;
  background: linear-gradient(to bottom, transparent, var(--gray-300));
  animation: scrollhint 2s ease-in-out infinite;
}
@keyframes scrollhint {
  0%{opacity:0;transform:scaleY(0);transform-origin:top}
  50%{opacity:1;transform:scaleY(1)}
  100%{opacity:0;transform:scaleY(0);transform-origin:bottom}
}

/* ══════════════
   MARQUEE
   ══════════════ */
.marquee-bar {
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
  padding: 20px 0; overflow: hidden;
}
.marquee-track {
  display: flex; width: max-content;
  animation: marquee 36s linear infinite;
}
@keyframes marquee { from{transform:translateX(0)} to{transform:translateX(-50%)} }
.marquee-item {
  display: flex; align-items: center; gap: 28px;
  padding: 0 36px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--gray-500); white-space: nowrap;
}
.m-dot { width: 4px; height: 4px; background: var(--gold); border-radius: 50%; flex-shrink: 0; }

/* ══════════════
   SECTIONS
   ══════════════ */
.section { padding: 110px 0; }
.section-sm { padding: 72px 0; }
.section-dark { background: var(--navy); color: var(--white); }
.section-off { background: var(--off-white); }

.section-head { margin-bottom: 60px; }
.section-head.center { text-align: center; }
.section-head.center .label { justify-content: center; }
.section-head.center .label::before { display: none; }
.section-h2 {
  font-size: clamp(28px, 3.2vw, 44px);
  color: var(--navy); margin: 16px 0 18px;
}
.section-dark .section-h2 { color: var(--white); }
.section-p {
  font-size: 16.5px; line-height: 1.8; color: var(--gray-700);
  max-width: 540px;
}
.section-dark .section-p { color: rgba(255,255,255,0.62); }
.section-head.center .section-p { margin: 0 auto; }

/* ══════════════
   CARDS
   ══════════════ */
.card-grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.card-grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }

.card {
  background: var(--white);
  border: 1px solid rgba(10,22,40,0.07);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
  position: relative; overflow: hidden;
}
.card::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 2.5px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0; transition: opacity 0.28s;
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201,168,76,0.2);
}
.card:hover::before { opacity: 1; }

.card-dark {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.09);
}
.card-dark:hover { border-color: rgba(201,168,76,0.3); }

.card-icon {
  width: 48px; height: 48px; border-radius: 13px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 24px;
}
.ci-navy { background: var(--navy); }
.ci-gold { background: var(--gold-pale); }
.ci-blue { background: var(--blue-pale); }
.ci-dark { background: rgba(255,255,255,0.08); }

.card-h3 {
  font-family: 'Playfair Display', serif;
  font-size: 20px; font-weight: 500;
  color: var(--navy); margin-bottom: 12px;
}
.card-dark .card-h3 { color: var(--white); }
.card-p {
  font-size: 14px; line-height: 1.75;
  color: var(--gray-700); margin-bottom: 24px;
}
.card-dark .card-p { color: rgba(255,255,255,0.55); }
.card-link-el {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 600;
  color: var(--navy); transition: gap 0.18s;
}
.card-link-el:hover { gap: 10px; }
.card-link-gold { color: var(--gold); }
.card-link-blue { color: var(--blue); }
.card-link-white { color: rgba(255,255,255,0.7); }
.card-link-white:hover { color: var(--white); }

/* ══════════════
   PAGE HERO (inner pages)
   ══════════════ */
.page-hero {
  background: var(--navy);
  padding: 100px 48px 80px;
  position: relative; overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute; bottom: -1px; left: 0; right: 0; height: 64px;
  background: var(--white);
  clip-path: ellipse(60% 100% at 50% 100%);
}
.page-hero.off-bg::after { background: var(--off-white); }
.page-hero-inner { max-width: 860px; }
.page-hero .label { color: rgba(201,168,76,0.8); }
.page-hero .label::before { background: rgba(201,168,76,0.8); }
.page-hero-h1 {
  font-size: clamp(32px, 4.5vw, 58px);
  color: var(--white); margin: 18px 0 20px;
}
.page-hero-p {
  font-size: 17px; line-height: 1.8;
  color: rgba(255,255,255,0.62);
  max-width: 580px;
}

/* ══════════════
   STAT ROW
   ══════════════ */
.stat-row {
  display: grid; grid-template-columns: repeat(4,1fr);
  gap: 1px; background: var(--gray-100);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg); overflow: hidden;
}
.stat-cell {
  background: var(--white);
  padding: 36px 28px;
  text-align: center;
}
.stat-val {
  font-family: 'Playfair Display', serif;
  font-size: 36px; font-weight: 600;
  color: var(--navy); line-height: 1;
  margin-bottom: 8px;
}
.stat-val span { font-size: 20px; color: var(--gold); }
.stat-lab { font-size: 13px; color: var(--gray-500); line-height: 1.5; }

/* ══════════════
   CONTACT FORM
   ══════════════ */
.contact-wrap {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 64px; align-items: start;
}
.contact-info { }
.contact-info-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(26px,3vw,38px); font-weight: 500;
  color: var(--navy); margin: 16px 0 20px;
}
.contact-info-p {
  font-size: 16px; line-height: 1.8; color: var(--gray-700);
  margin-bottom: 36px;
}
.contact-detail {
  display: flex; align-items: flex-start; gap: 14px;
  margin-bottom: 20px;
}
.cd-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  border-radius: 11px; background: var(--off-white);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}
.cd-label { font-size: 11px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--gold); margin-bottom: 3px; }
.cd-val { font-size: 14.5px; color: var(--gray-700); }

.form-card {
  background: var(--white);
  border: 1px solid rgba(10,22,40,0.07);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  box-shadow: var(--shadow-sm);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-group { margin-bottom: 16px; }
.form-label {
  display: block; font-size: 12.5px; font-weight: 600;
  letter-spacing: 0.05em; color: var(--navy);
  margin-bottom: 7px;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-100);
  border-radius: var(--radius-sm);
  font-family: inherit; font-size: 14.5px;
  color: var(--navy); background: var(--white);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(10,22,40,0.07);
}
.form-textarea { min-height: 120px; resize: vertical; }
.form-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%237A8499' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }
.form-submit { width: 100%; margin-top: 8px; justify-content: center; }
.form-success {
  display: none; text-align: center; padding: 32px 20px;
}
.form-success-icon { font-size: 40px; margin-bottom: 12px; }
.form-success-title { font-family: 'Playfair Display', serif; font-size: 22px; color: var(--navy); margin-bottom: 8px; }
.form-success-p { font-size: 14.5px; color: var(--gray-700); }

/* ══════════════
   FOOTER
   ══════════════ */
.footer {
  background: var(--navy);
  padding: 80px 0 44px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 64px;
}
.footer-brand-name {
  font-family: 'Playfair Display', serif;
  font-size: 20px; font-weight: 600; letter-spacing: 0.05em;
  color: var(--white); margin-bottom: 6px;
}
.footer-brand-tag {
  font-size: 10.5px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 16px;
}
.footer-brand-p {
  font-size: 13.5px; line-height: 1.75;
  color: rgba(255,255,255,0.42); max-width: 260px;
}
.footer-col-title {
  font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: rgba(255,255,255,0.4); margin-bottom: 20px;
}
.footer-col li { margin-bottom: 13px; }
.footer-col a {
  font-size: 14px; color: rgba(255,255,255,0.58);
  transition: color 0.18s;
}
.footer-col a:hover { color: var(--white); }
.footer-divider {
  border: none; border-top: 1px solid rgba(255,255,255,0.07);
  margin-bottom: 28px;
}
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12.5px; color: rgba(255,255,255,0.35);
  flex-wrap: wrap; gap: 10px;
}
.footer-bottom-right {
  display: flex; align-items: center; gap: 6px;
}
.gold-pip { width: 5px; height: 5px; background: var(--gold); border-radius: 50%; }

/* ══════════════
   ANIMATIONS
   ══════════════ */
.fade-up {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-up.vis { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ══════════════
   LAB PAGE
   ══════════════ */
.feature-row {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 72px; align-items: center;
}
.feature-row.rev { direction: rtl; }
.feature-row.rev > * { direction: ltr; }
.feature-visual {
  border-radius: var(--radius-xl);
  background: var(--off-white);
  overflow: hidden; aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.fv-inner {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  padding: 32px;
}
.process-steps { width: 100%; }
.process-step {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 16px 20px;
  background: var(--white);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  border: 1px solid var(--gray-100);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.process-step:hover { border-color: rgba(201,168,76,0.3); box-shadow: var(--shadow-sm); }
.ps-num {
  width: 28px; height: 28px; flex-shrink: 0;
  background: var(--navy); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; color: var(--white);
}
.ps-title { font-size: 13px; font-weight: 600; color: var(--navy); margin-bottom: 3px; }
.ps-desc { font-size: 12px; color: var(--gray-500); line-height: 1.5; }

/* Research page */
.research-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.research-card {
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 28px 28px 24px;
  background: var(--white);
  transition: all 0.25s;
}
.research-card:hover { border-color: rgba(10,22,40,0.18); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.rc-cat {
  font-size: 10.5px; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 10px;
}
.rc-title {
  font-family: 'Playfair Display', serif;
  font-size: 17px; font-weight: 500; color: var(--navy);
  margin-bottom: 10px; line-height: 1.4;
}
.rc-desc { font-size: 13.5px; line-height: 1.7; color: var(--gray-700); }
.rc-meta {
  display: flex; gap: 12px; margin-top: 18px; padding-top: 14px;
  border-top: 1px solid var(--gray-100);
  font-size: 12px; color: var(--gray-500);
  flex-wrap: wrap;
}

/* Community page */
.community-visual {
  background: linear-gradient(135deg, var(--navy) 0%, #1A3560 100%);
  border-radius: var(--radius-xl);
  padding: 48px;
  color: var(--white);
}
.community-nodes {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-bottom: 24px;
}
.c-node {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: 18px 16px; text-align: center;
}
.c-node-icon { font-size: 22px; margin-bottom: 8px; }
.c-node-label { font-size: 12px; color: rgba(255,255,255,0.65); }

/* ══════════════
   RESPONSIVE
   ══════════════ */
@media (max-width: 1024px) {
  .container, .container-wide { padding: 0 32px; }
  .nav-inner { padding: 0 32px; }
  .card-grid-3 { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .stat-row { grid-template-columns: repeat(2,1fr); }
  .feature-row { grid-template-columns: 1fr; gap: 40px; }
  .feature-row.rev { direction: ltr; }
  .contact-wrap { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .nav-menu, .nav-actions { display: none; }
  .hamburger { display: flex; }
  .mobile-nav { display: flex; }
  .container, .container-wide { padding: 0 24px; }
  .hero, .page-hero { padding-left: 24px; padding-right: 24px; }
  .section { padding: 72px 0; }
  .card-grid-3, .card-grid-2 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: 1fr 1fr; }
  .research-grid { grid-template-columns: 1fr; }
  .community-nodes { grid-template-columns: repeat(2,1fr); }
}

@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
  .fade-up { opacity: 1; transform: none; transition: none; }
  .badge-dot { animation: none; }
  .scroll-bar { animation: none; }
}