/* =========================================
   틈틈 (TMTM) — 브랜드 가이드 v3
   Main: Green (#2baa76 / #30c186 / #37d390)
   Sub:  Yellow (#ffc533 / #ffd833 / #ffe633)
   ========================================= */

:root {
  /* Brand — Green */
  --green-a: #2baa76;
  --green-b: #30c186;
  --green-c: #37d390;
  --green-soft: #e3f7ed;
  --green-tint: #f1faf4;

  /* Brand — Yellow */
  --yellow-a: #ffc533;
  --yellow-b: #ffd833;
  --yellow-c: #ffe633;
  --yellow-soft: #fff5d4;
  --yellow-tint: #fffbe7;

  /* Semantic */
  --color-bg: #ffffff;
  --color-bg-soft: #f7faf8;
  --color-bg-warm: #fffdf3;
  --color-bg-cool: #f1f9f4;
  --color-bg-dark: #0c1812;
  --color-text: #0f1f17;
  --color-text-sub: #45554d;
  --color-text-mute: #889490;
  --color-line: #e6ece9;
  --color-line-soft: #eef3f0;

  --color-primary: var(--green-b);
  --color-primary-dark: var(--green-a);
  --color-primary-light: var(--green-c);
  --color-primary-soft: var(--green-soft);

  --color-accent: var(--yellow-a);
  --color-accent-dark: #d9a31c;
  --color-accent-soft: var(--yellow-soft);

  /* Typography */
  --font-sans: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont,
    "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  /* Spacing */
  --container: 1180px;
  --pad-x: 24px;

  /* Radius */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;
  --r-2xl: 40px;

  /* Shadow */
  --shadow-sm: 0 2px 8px rgba(15, 31, 23, 0.05);
  --shadow-md: 0 12px 30px rgba(15, 31, 23, 0.08);
  --shadow-lg: 0 24px 60px rgba(15, 31, 23, 0.10);
  --shadow-glow: 0 18px 50px rgba(48, 193, 134, 0.22);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.6;
  letter-spacing: -0.012em;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; padding: 0; margin: 0; }
button { font-family: inherit; cursor: pointer; }

/* Subtle film grain — 사람 손길 느낌 */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1000;
  opacity: 0.06;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 1 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  background-size: 240px 240px;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
  position: relative;
}

/* =========================================
   Header
   ========================================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}
.site-header.is-scrolled {
  border-bottom-color: var(--color-line);
  background: rgba(255, 255, 255, 0.92);
}
.header-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo-mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.04em;
  color: var(--color-text);
}
.logo-img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  display: block;
}
.logo-img-light {
  width: 36px;
  height: 36px;
  filter: brightness(0) invert(1);
  opacity: 0.95;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 15px;
  font-weight: 500;
}
.site-nav a {
  color: var(--color-text-sub);
  transition: color 0.2s var(--ease);
}
.site-nav a:hover { color: var(--color-text); }
.nav-cta {
  background: var(--color-text);
  color: #fff !important;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}
.nav-cta:hover {
  background: var(--green-a);
  transform: translateY(-1px);
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: 0;
  width: 40px; height: 40px;
  position: relative;
}
.mobile-toggle span {
  position: absolute; left: 9px; right: 9px; height: 2px;
  background: var(--color-text); border-radius: 2px;
}
.mobile-toggle span:nth-child(1) { top: 13px; }
.mobile-toggle span:nth-child(2) { top: 19px; }
.mobile-toggle span:nth-child(3) { top: 25px; }

/* =========================================
   Buttons
   ========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15.5px;
  letter-spacing: -0.01em;
  border: 1px solid transparent;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease),
              color 0.2s var(--ease), border-color 0.2s var(--ease),
              box-shadow 0.25s var(--ease);
  cursor: pointer;
  white-space: nowrap;
}
.btn .arrow {
  transition: transform 0.25s var(--ease);
  display: inline-block;
}
.btn:hover .arrow { transform: translateX(4px); }
.btn-primary {
  background: var(--green-a);
  color: #fff;
}
.btn-primary:hover {
  background: var(--green-b);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}
.btn-ghost {
  background: rgba(255,255,255,0.7);
  color: var(--color-text);
  border-color: var(--color-line);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  background: #fff;
  border-color: var(--green-a);
  color: var(--green-a);
}
.btn-lg {
  padding: 18px 34px;
  font-size: 16.5px;
}

/* =========================================
   Hero
   ========================================= */
.hero {
  position: relative;
  padding: 200px 0 140px;
  overflow: hidden;
  isolation: isolate;
  background: linear-gradient(180deg, #ffffff 0%, var(--green-tint) 60%, #ffffff 100%);
}
.hero-clay {
  position: absolute;
  top: 40px;
  right: -20px;
  width: clamp(300px, 32vw, 480px);
  height: auto;
  z-index: 0;
  pointer-events: none;
  animation: clay-float 14s ease-in-out infinite;
}
@media (max-width: 1100px) {
  .hero-clay { width: clamp(260px, 30vw, 400px); right: -40px; opacity: 0.6; }
}
@keyframes clay-float {
  0%, 100% { transform: translate(0,0) rotate(0deg); }
  50% { transform: translate(-12px, 18px) rotate(1.2deg); }
}

.hero-inner { position: relative; z-index: 2; }
.hero-title { max-width: 720px; }
.hero-sub { max-width: 580px; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--color-line);
  color: var(--color-text-sub);
  font-size: 13.5px;
  font-weight: 600;
  margin: 0 0 28px;
  backdrop-filter: blur(10px);
}
.dot-pulse {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--yellow-a);
  box-shadow: 0 0 0 0 rgba(255, 197, 51, 0.7);
  animation: pulse-yellow 1.8s var(--ease) infinite;
}
@keyframes pulse-yellow {
  0%   { box-shadow: 0 0 0 0 rgba(255, 197, 51, 0.7); }
  70%  { box-shadow: 0 0 0 10px rgba(255, 197, 51, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 197, 51, 0); }
}

.hero-title {
  font-size: clamp(40px, 6.6vw, 80px);
  line-height: 1.1;
  letter-spacing: -0.045em;
  font-weight: 800;
  margin: 0 0 32px;
  color: var(--color-text);
}
.hero-title .line {
  display: block;
}
.hero-accent {
  background: linear-gradient(95deg, var(--green-a) 0%, var(--green-c) 60%, var(--yellow-a) 110%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  font-size: clamp(17px, 1.5vw, 21px);
  color: var(--color-text-sub);
  line-height: 1.7;
  margin: 0 0 44px;
  font-weight: 500;
}
.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 72px;
}

.hero-strip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 28px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(14px);
  border: 1px solid var(--color-line);
  border-radius: var(--r-lg);
  width: fit-content;
  max-width: 100%;
  box-shadow: var(--shadow-sm);
}
.strip-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 14px;
}
.strip-num {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--green-a);
}
.strip-label {
  font-size: 12.5px;
  color: var(--color-text-mute);
  font-weight: 500;
}
.strip-divider {
  width: 1px;
  height: 28px;
  background: var(--color-line);
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.hero-scroll-dot {
  width: 6px; height: 36px;
  background: linear-gradient(180deg, var(--color-text-mute) 0%, transparent 100%);
  border-radius: 999px;
  position: relative;
  overflow: hidden;
}
.hero-scroll-dot::after {
  content: "";
  position: absolute;
  top: -100%;
  left: 0; right: 0;
  height: 50%;
  background: var(--green-a);
  border-radius: 999px;
  animation: scroll-dot 1.6s var(--ease) infinite;
}
@keyframes scroll-dot {
  0% { top: -50%; opacity: 0; }
  20% { opacity: 1; }
  80% { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}
.hero-scroll-text {
  font-size: 11px;
  color: var(--color-text-mute);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
}

.br-mobile { display: none; }

/* =========================================
   Section base
   ========================================= */
.section {
  padding: 140px 0;
  position: relative;
}
.section-mark {
  position: absolute;
  top: 64px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  color: var(--color-text-mute);
  font-weight: 600;
  background: rgba(255,255,255,0.7);
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--color-line);
  backdrop-filter: blur(8px);
}

.section-eyebrow {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--green-a);
  margin: 0 0 20px;
}
.section-title {
  font-size: clamp(32px, 4.4vw, 54px);
  line-height: 1.2;
  letter-spacing: -0.04em;
  font-weight: 800;
  margin: 0 0 28px;
  color: var(--color-text);
}
.section-lead {
  font-size: clamp(16px, 1.4vw, 19px);
  color: var(--color-text-sub);
  line-height: 1.75;
  margin: 0 0 64px;
  max-width: 760px;
  font-weight: 500;
}
.text-accent {
  color: var(--green-a);
}

/* =========================================
   About
   ========================================= */
.section-about {
  background:
    radial-gradient(700px 360px at 100% 0%, rgba(255, 197, 51, 0.10), transparent 60%),
    #ffffff;
}
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.about-card {
  position: relative;
  background: linear-gradient(180deg, #ffffff 0%, var(--green-tint) 100%);
  border: 1px solid var(--color-line);
  border-radius: var(--r-xl);
  padding: 36px 32px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
  overflow: hidden;
}
.about-card::before {
  content: "";
  position: absolute;
  top: -40px; right: -40px;
  width: 160px; height: 160px;
  background: radial-gradient(circle, rgba(48,193,134,0.12), transparent 70%);
  border-radius: 50%;
  transition: transform 0.6s var(--ease);
}
.about-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--green-c);
}
.about-card:hover::before { transform: scale(1.4); }
.about-illust {
  width: 96px;
  height: 96px;
  display: block;
  margin-bottom: 24px;
  transition: transform 0.5s var(--ease);
}
.about-card:hover .about-illust {
  transform: rotate(-4deg) scale(1.05);
}
.about-num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text-mute);
  margin-bottom: 14px;
  letter-spacing: 0.08em;
}
.about-card h3 {
  font-size: 22px;
  font-weight: 800;
  margin: 0 0 14px;
  letter-spacing: -0.025em;
}
.about-card p {
  margin: 0;
  color: var(--color-text-sub);
  line-height: 1.75;
  font-size: 15.5px;
  position: relative;
}

/* =========================================
   Programs
   ========================================= */
.section-programs {
  background:
    radial-gradient(900px 500px at 0% 100%, rgba(255, 197, 51, 0.08), transparent 60%),
    var(--color-bg-soft);
}
.programs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.program {
  position: relative;
  background: #ffffff;
  border-radius: var(--r-xl);
  padding: 40px 36px 36px;
  border: 1px solid var(--color-line-soft);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
  overflow: hidden;
}
.program::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--green-a), var(--yellow-a));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.program:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.program:hover::after { transform: scaleX(1); }

.program-feature {
  background: linear-gradient(160deg, #ffffff 0%, var(--green-tint) 100%);
  border-color: var(--green-soft);
}
.program-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}
.program-tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--green-soft);
  color: var(--green-a);
  font-size: 12.5px;
  font-weight: 700;
}
.tag-dot {
  width: 6px; height: 6px;
  background: currentColor;
  border-radius: 50%;
}
.tag-orange { background: var(--yellow-soft); color: var(--color-accent-dark); }
.tag-green  { background: #d8f1e4; color: var(--green-a); }
.tag-purple { background: var(--green-soft); color: var(--green-a); }

.program-id {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-text-mute);
  font-weight: 600;
  letter-spacing: 0.08em;
}
.program h3 {
  font-size: clamp(24px, 2.4vw, 30px);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 0 0 8px;
}
.program-target {
  font-size: 14px;
  font-weight: 600;
  color: var(--green-a);
  margin: 0 0 18px;
}
.program-desc {
  color: var(--color-text-sub);
  line-height: 1.75;
  font-size: 15.5px;
  margin: 0 0 26px;
}
.program-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 1px dashed var(--color-line);
  padding-top: 22px;
}
.program-list li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: var(--color-bg-soft);
  border-radius: var(--r-sm);
  transition: background 0.2s var(--ease);
}
.program-list li:hover {
  background: var(--green-soft);
}
.program-list strong {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.015em;
}
.program-list span {
  font-size: 13.5px;
  color: var(--color-text-sub);
  line-height: 1.6;
}
.prog-pill {
  align-self: flex-start;
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px !important;
  font-weight: 700 !important;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.prog-pill-teen  { background: var(--yellow-soft); color: var(--color-accent-dark) !important; }
.prog-pill-youth { background: var(--green-soft); color: var(--green-a) !important; }
.prog-pill-staff { background: #e8f0eb; color: #3a6c52 !important; }

/* =========================================
   Impact
   ========================================= */
.section-impact {
  background: var(--color-bg-dark);
  color: #f3f9f5;
  position: relative;
  overflow: hidden;
}
.section-impact::before {
  content: "";
  position: absolute;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  width: 1000px; height: 600px;
  background: radial-gradient(circle, rgba(48,193,134,0.18), transparent 60%);
  filter: blur(40px);
  pointer-events: none;
}
.section-impact::after {
  content: "";
  position: absolute;
  bottom: -180px; right: -120px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255,197,51,0.10), transparent 60%);
  filter: blur(40px);
  pointer-events: none;
}
.section-impact .section-mark {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.55);
}
.section-impact .section-eyebrow {
  color: var(--green-c);
}
.section-impact .section-title {
  color: #f3f9f5;
}
.section-impact .text-accent {
  color: var(--yellow-a);
}
.impact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  position: relative;
  z-index: 1;
}
.impact-card {
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.02) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--r-lg);
  padding: 36px 28px 32px;
  text-align: left;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
  overflow: hidden;
}
.impact-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,255,255,0.2);
}
.impact-bg {
  position: absolute;
  top: -40px; right: -40px;
  width: 140px; height: 140px;
  border-radius: 50%;
  pointer-events: none;
}
.impact-card:nth-child(1) .impact-bg { background: radial-gradient(circle, rgba(48,193,134,0.22), transparent 70%); }
.impact-card:nth-child(2) .impact-bg { background: radial-gradient(circle, rgba(255,197,51,0.20), transparent 70%); }
.impact-card:nth-child(3) .impact-bg { background: radial-gradient(circle, rgba(55,211,144,0.20), transparent 70%); }
.impact-card:nth-child(4) .impact-bg { background: radial-gradient(circle, rgba(255,216,51,0.18), transparent 70%); }
.impact-num {
  font-size: clamp(40px, 5vw, 60px);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: #ffffff;
  line-height: 1;
  margin-bottom: 16px;
  display: flex;
  align-items: baseline;
  gap: 4px;
  position: relative;
}
.impact-num span {
  font-size: 0.42em;
  color: var(--green-c);
  font-weight: 700;
}
.impact-card:nth-child(2) .impact-num span,
.impact-card:nth-child(4) .impact-num span {
  color: var(--yellow-a);
}
.impact-label {
  margin: 0;
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  font-weight: 500;
  line-height: 1.55;
  position: relative;
}

/* =========================================
   Stories (Instagram)
   ========================================= */
.section-stories {
  background: linear-gradient(180deg, #ffffff 0%, var(--yellow-tint) 100%);
}
.stories-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 56px;
}
.stories-head .section-eyebrow,
.stories-head .section-title { margin-bottom: 0; }
.stories-head .section-eyebrow { margin-bottom: 12px; }

/* Behold.so 위젯 래퍼 */
.ig-embed-wrap {
  width: 100%;
  border-radius: var(--r-xl);
  overflow: hidden;
  background: #ffffff;
  padding: 20px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-line-soft);
}
.ig-embed-wrap behold-widget {
  display: block;
  width: 100%;
}

/* =========================================
   Partners
   ========================================= */
.section-partners {
  background: #ffffff;
}
.partners-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.partner-card {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-line-soft);
  border-radius: var(--r-lg);
  padding: 28px 20px;
  text-align: center;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease);
}
.partner-card:hover {
  transform: translateY(-4px);
  background: #fff;
  box-shadow: var(--shadow-md);
}
.partner-logo {
  width: 100%;
  height: 80px;
  margin: 0 auto 18px;
  background: #ffffff;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-line-soft);
}
.partner-logo img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(0%);
  transition: filter 0.3s var(--ease), transform 0.3s var(--ease);
}
.partner-card:hover .partner-logo img {
  transform: scale(1.05);
}

.partner-name {
  font-size: 14.5px;
  font-weight: 700;
  margin: 0 0 4px;
  letter-spacing: -0.015em;
  color: var(--color-text);
}
.partner-role {
  font-size: 12.5px;
  color: var(--color-text-mute);
  margin: 0;
  font-weight: 500;
}
.partners-note {
  margin-top: 32px;
  font-size: 13px;
  color: var(--color-text-mute);
  text-align: center;
}

/* =========================================
   Contact
   ========================================= */
.section-contact {
  background: linear-gradient(180deg, #ffffff 0%, var(--green-tint) 60%, var(--yellow-tint) 100%);
  padding: 100px 0 140px;
}
.contact-card-big {
  background: #ffffff;
  border-radius: var(--r-2xl);
  padding: 80px 64px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255,255,255,0.6);
  position: relative;
  overflow: hidden;
}
.contact-card-big::before {
  content: "";
  position: absolute;
  top: -100px; right: -100px;
  width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(48,193,134,0.18), transparent 70%);
  border-radius: 50%;
}
.contact-card-big::after {
  content: "";
  position: absolute;
  bottom: -100px; left: -100px;
  width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(255,197,51,0.18), transparent 70%);
  border-radius: 50%;
}
.contact-card-big > * { position: relative; z-index: 1; }
.contact-card-big .section-eyebrow {
  margin-bottom: 14px;
}
.contact-title {
  font-size: clamp(34px, 4vw, 50px);
  font-weight: 800;
  letter-spacing: -0.04em;
  margin: 0 0 20px;
  line-height: 1.2;
}
.contact-lead {
  font-size: 17px;
  color: var(--color-text-sub);
  line-height: 1.75;
  margin: 0 0 44px;
  font-weight: 500;
}
.contact-quick {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 36px;
}
.contact-quick-item {
  background: var(--color-bg-soft);
  padding: 24px 20px;
  border-radius: var(--r-lg);
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease);
  text-align: center;
}
.contact-quick-item:hover {
  transform: translateY(-3px);
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.contact-quick-icon {
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--green-soft);
  color: var(--green-a);
  border-radius: 50%;
  margin-bottom: 6px;
}
.contact-quick-item:nth-child(2) .contact-quick-icon {
  background: var(--yellow-soft);
  color: var(--color-accent-dark);
}
.contact-quick-item:nth-child(3) .contact-quick-icon {
  background: #d8f1e4;
  color: var(--green-a);
}
.contact-quick-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--color-text-mute);
  font-weight: 700;
}
.contact-quick-value {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.015em;
}
.contact-cta-btn {
  margin: 0 auto;
}

/* =========================================
   Footer
   ========================================= */
.site-footer {
  background: #081a13;
  color: #c8d8d0;
  padding: 72px 0 56px;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: space-between;
  align-items: flex-start;
}
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin: 0 0 8px;
  letter-spacing: -0.04em;
}
.footer-tag {
  margin: 0;
  color: #8aa098;
  font-size: 14.5px;
}
.footer-meta p {
  margin: 0 0 6px;
  font-size: 13.5px;
  color: #8aa098;
}

/* =========================================
   Reveal animation
   ========================================= */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================
   Responsive
   ========================================= */
@media (max-width: 1100px) {
  .partners-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 960px) {
  .about-grid { grid-template-columns: 1fr; }
  .programs { grid-template-columns: 1fr; }
  .impact-grid { grid-template-columns: repeat(2, 1fr); }
  .partners-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-quick { grid-template-columns: 1fr; }
  .section { padding: 100px 0; }
  .hero { padding: 152px 0 100px; }
  .br-mobile { display: inline; }
  .contact-card-big { padding: 56px 32px; }
  .section-mark { top: 48px; }
}

@media (max-width: 720px) {
  .site-nav { display: none; }
  .site-nav.is-open {
    display: flex;
    position: absolute;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-line);
    padding: 12px 24px 24px;
    box-shadow: var(--shadow-md);
  }
  .site-nav.is-open a {
    padding: 14px 0;
    border-bottom: 1px solid var(--color-line);
    font-size: 16px;
  }
  .site-nav.is-open a:last-child { border-bottom: 0; }
  .site-nav.is-open .nav-cta {
    background: var(--color-text);
    color: #fff !important;
    text-align: center;
    margin-top: 8px;
    border-radius: 12px;
  }
  .mobile-toggle { display: block; }

  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { width: 100%; }
  .hero-strip {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .strip-divider {
    width: 100%;
    height: 1px;
  }
  .strip-item { padding: 0; text-align: center; align-items: center; }

  .ig-grid { grid-template-columns: repeat(2, 1fr); }
  .stories-head { flex-direction: column; align-items: flex-start; }
}