/* ── RESET & VARIABLES ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --teal-dark:   #0D4A4A;
  --teal:        #0F6B6B;
  --teal-mid:    #148080;
  --teal-light:  #E6F4F4;
  --coral:       #F4613A;
  --coral-light: #F87C5A;
  --coral-pale:  #FEF0EC;
  --white:       #FFFFFF;
  --off-white:   #F8FAFA;
  --text-dark:   #0A2020;
  --text-muted:  #4A6B6B;
  --gold:        #E8B84B;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  color: var(--text-dark);
  background: var(--white);
  overflow-x: hidden;
}

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 6%;
  background: rgba(13,74,74,0.97);
  backdrop-filter: blur(8px);
  border-bottom: 2px solid var(--coral);
}
.nav-brand { display: flex; flex-direction: column; }
.nav-brand .brand-main {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem; font-weight: 900; color: var(--white); letter-spacing: 0.02em;
}
.nav-brand .brand-sub {
  font-size: 0.68rem; color: var(--coral-light);
  letter-spacing: 0.12em; text-transform: uppercase; font-weight: 500;
}
.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a {
  color: rgba(255,255,255,0.75); text-decoration: none;
  font-size: 0.82rem; font-weight: 500; letter-spacing: 0.04em;
  text-transform: uppercase; transition: color 0.2s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--coral-light); }
.nav-cta {
  background: var(--coral); color: var(--white);
  border: none; padding: 10px 22px; border-radius: 4px;
  font-size: 0.82rem; font-weight: 600; cursor: pointer;
  letter-spacing: 0.05em; text-transform: uppercase;
  font-family: 'DM Sans', sans-serif;
  transition: background 0.2s, transform 0.15s;
}
.nav-cta:hover { background: var(--coral-light); transform: translateY(-1px); }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  background: var(--teal-dark);
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  padding: 120px 6% 80px;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 55% 55% at 75% 50%, rgba(15,107,107,0.55) 0%, transparent 70%),
    radial-gradient(ellipse 35% 45% at 5% 85%, rgba(244,97,58,0.15) 0%, transparent 60%);
}
.hero-watermark {
  position: absolute; right: 4%; top: 50%; transform: translateY(-50%);
  font-size: 320px; color: rgba(255,255,255,0.03);
  font-family: 'Playfair Display', serif; font-weight: 900;
  user-select: none; pointer-events: none; line-height: 1;
}
.hero-content { position: relative; max-width: 680px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255, 255, 255, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.7);
  padding: 6px 16px; border-radius: 20px;
  color: rgba(255, 255, 255, 1); font-size: 0.75rem;
  letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600;
  margin-bottom: 28px;
}
.hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.8rem, 6vw, 4.8rem);
  font-weight: 900; line-height: 1.08;
  color: var(--white); margin-bottom: 24px;
}
.hero h1 .accent { color: var(--coral-light); display: block; }
.hero-sub {
  font-size: 1.05rem; color: rgba(255,255,255,0.6);
  line-height: 1.75; max-width: 520px; margin-bottom: 40px; font-weight: 300;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 28px; }
.hero-np-note {
  font-size: 0.75rem; color: rgba(255,255,255,0.3);
  letter-spacing: 0.06em;
}
.btn-primary {
  background: var(--coral); color: var(--white);
  padding: 14px 32px; border-radius: 4px;
  font-size: 0.9rem; font-weight: 600; text-decoration: none;
  letter-spacing: 0.04em; text-transform: uppercase;
  transition: all 0.2s; display: inline-block;
}
.btn-primary:hover { background: var(--coral-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(244,97,58,0.35); }
.btn-outline {
  border: 1.5px solid rgba(255,255,255,0.3); color: var(--white);
  padding: 14px 32px; border-radius: 4px;
  font-size: 0.9rem; font-weight: 500; text-decoration: none;
  letter-spacing: 0.04em; text-transform: uppercase;
  transition: all 0.2s; display: inline-block;
}
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,0.06); }
.hero-scroll {
  position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  color: rgba(255,255,255,0.3); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase;
}
.hero-scroll::after {
  content: ''; display: block; width: 1px; height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.3), transparent);
  animation: scrollPulse 1.8s infinite;
}
@keyframes scrollPulse { 0%,100%{opacity:0.25} 50%{opacity:1} }

/* ── ACCENT BAR ── */
.accent-bar {
  height: 5px;
  background: linear-gradient(to right, var(--teal), var(--coral), var(--gold));
}

/* ── SECTION COMMON ── */
section { padding: 90px 6%; }
.section-label {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--coral); margin-bottom: 12px;
}
.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900; line-height: 1.15;
  color: var(--teal-dark); margin-bottom: 20px;
}
.section-desc {
  font-size: 1rem; color: var(--text-muted); line-height: 1.75; max-width: 580px;
}

/* ── MISSION ── */
.mission { background: var(--off-white); }
.mission-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 64px; align-items: center; margin-top: 56px;
}
.mission-visual {
  background: var(--teal-dark); border-radius: 10px; padding: 52px 40px;
  text-align: center; position: relative; overflow: hidden;
}
.mission-visual::before {
  content: ''; position: absolute; top: -50px; right: -50px;
  width: 180px; height: 180px; border-radius: 50%; background: rgba(244,97,58,0.1);
}
.mission-visual::after {
  content: ''; position: absolute; bottom: -30px; left: -30px;
  width: 120px; height: 120px; border-radius: 50%; background: rgba(15,107,107,0.3);
}
.mission-number {
  font-family: 'Playfair Display', serif;
  font-size: 5.5rem; font-weight: 900; color: var(--coral); line-height: 1; position: relative; z-index: 1;
}
.mission-number sup { font-size: 2rem; }
.mission-visual p {
  color: rgba(255,255,255,0.65); font-size: 1rem;
  margin-top: 12px; line-height: 1.6; position: relative; z-index: 1;
}
.mission-visual strong { color: var(--white); }
.mission-year {
  display: inline-block; margin-top: 20px;
  background: var(--coral); color: var(--white);
  padding: 6px 18px; border-radius: 2px;
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em; position: relative; z-index: 1;
}
.mission-points { display: flex; flex-direction: column; gap: 18px; }
.mission-point {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--white); padding: 20px 24px; border-radius: 8px;
  border-left: 3px solid var(--teal);
  box-shadow: 0 2px 14px rgba(13,74,74,0.07);
  transition: transform 0.2s, box-shadow 0.2s;
}
.mission-point:hover { transform: translateX(4px); box-shadow: 0 4px 20px rgba(13,74,74,0.12); }
.mission-point-icon {
  width: 38px; height: 38px; flex-shrink: 0;
  background: var(--teal-light); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem;
}
.mission-point h4 { font-size: 0.95rem; font-weight: 600; color: var(--teal-dark); margin-bottom: 4px; }
.mission-point p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* ── PROBLEM ── */
.problem { background: var(--teal-dark); }
.problem .section-title { color: var(--white); }
.problem .section-label { color: var(--coral); }
.problem .section-desc { color: rgba(255,255,255,0.5); }
.problem-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px; margin-top: 52px;
}
.problem-card {
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px; padding: 28px 24px;
  transition: background 0.25s, border-color 0.25s, transform 0.2s;
}
.problem-card:hover { background: rgba(244,97,58,0.09); border-color: rgba(244,97,58,0.35); transform: translateY(-4px); }
.problem-num {
  font-family: 'Playfair Display', serif; font-size: 2.4rem; font-weight: 900;
  color: var(--coral); line-height: 1; margin-bottom: 12px;
}
.problem-card h4 { font-size: 0.95rem; font-weight: 600; color: var(--white); margin-bottom: 8px; }
.problem-card p { font-size: 0.83rem; color: rgba(255,255,255,0.48); line-height: 1.65; }

/* ── LEARN ── */
.learn { background: var(--teal-light); }
.learn .section-label { color: var(--teal); }
.learn .section-title { color: var(--teal-dark); }
.learn-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px; margin-top: 52px;
}
.learn-pill {
  background: var(--white); border: 1.5px solid rgba(13,74,74,0.09);
  border-radius: 10px; padding: 20px 22px;
  display: flex; gap: 14px; align-items: flex-start;
  transition: box-shadow 0.2s, transform 0.2s, border-color 0.2s;
}
.learn-pill:hover { box-shadow: 0 6px 24px rgba(13,74,74,0.1); transform: translateY(-3px); border-color: var(--teal); }
.learn-icon {
  width: 36px; height: 36px; flex-shrink: 0;
  background: var(--teal-dark); border-radius: 8px;
  display: flex; align-items: center; justify-content: center; font-size: 1rem;
}
.learn-pill span { font-size: 0.88rem; font-weight: 500; color: var(--teal-dark); line-height: 1.45; }

/* ── IMPACT ── */
.impact { background: var(--coral); }
.impact .section-label { color: rgba(255,255,255,0.6); }
.impact .section-title { color: var(--white); }
.impact-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2px; margin-top: 52px;
  background: rgba(255,255,255,0.18); border-radius: 10px; overflow: hidden;
}
.impact-stat { background: rgba(0,0,0,0.1); padding: 42px 28px; text-align: center; transition: background 0.2s; }
.impact-stat:hover { background: rgba(0,0,0,0.2); }
.impact-value {
  font-family: 'Playfair Display', serif;
  font-size: 3.2rem; font-weight: 900; color: var(--white); line-height: 1;
}
.impact-label {
  font-size: 0.78rem; color: rgba(255,255,255,0.75);
  margin-top: 8px; font-weight: 600; letter-spacing: 0.07em; text-transform: uppercase;
}
.impact-goal { font-size: 0.72rem; color: rgba(255,255,255,0.45); margin-top: 4px; }

/* ── PROGRAMS ── */
.programs { background: var(--white); }
.programs-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px; margin-top: 52px;
}
.program-card {
  border-radius: 10px; overflow: hidden;
  border: 1px solid rgba(13,74,74,0.09);
  transition: box-shadow 0.2s, transform 0.2s;
}
.program-card:hover { box-shadow: 0 10px 36px rgba(13,74,74,0.13); transform: translateY(-5px); }
.program-top {
  background: var(--teal); padding: 30px 28px;
  display: flex; align-items: center; gap: 14px;
}
.program-emoji { font-size: 2rem; }
.program-top h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.05rem; color: var(--white); font-weight: 700; line-height: 1.3;
}
.program-body { padding: 22px 28px; }
.program-body p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; }

/* ── COLLAB ── */
.collab { background: var(--teal-dark); text-align: center; }
.collab .section-label { color: rgba(244,97,58,0.75); }
.collab .section-title { color: var(--white); }
.collab .section-desc { color: rgba(255,255,255,0.5); margin: 0 auto 48px; }
.collab-form { max-width: 520px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.collab-form input,
.collab-form textarea {
  background: rgba(255,255,255,0.06); border: 1.5px solid rgba(255,255,255,0.1);
  border-radius: 6px; padding: 14px 18px;
  color: var(--white); font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem; outline: none; transition: border-color 0.2s;
}
.collab-form input::placeholder,
.collab-form textarea::placeholder { color: rgba(255,255,255,0.3); }
.collab-form input:focus,
.collab-form textarea:focus { border-color: var(--coral); }
.collab-form textarea { resize: vertical; min-height: 100px; }
.collab-form button {
  background: var(--coral); color: var(--white);
  border: none; padding: 16px; border-radius: 6px;
  font-size: 0.9rem; font-weight: 700; cursor: pointer;
  letter-spacing: 0.06em; text-transform: uppercase;
  transition: background 0.2s, transform 0.15s;
  font-family: 'DM Sans', sans-serif;
}
.collab-form button:hover { background: var(--coral-light); transform: translateY(-2px); }

/* ── FOUNDER ── */
.founder { background: var(--off-white); }
.founder .section-label { color: var(--coral); }
.founder-grid {
  display: grid; grid-template-columns: 280px 1fr;
  gap: 60px; align-items: start; margin-top: 56px;
}
.founder-card {
  background: var(--teal-dark); border-radius: 12px; padding: 40px 28px;
  text-align: center; position: sticky; top: 100px;
}
.founder-avatar {
  width: 160px; height: 160px; border-radius: 50%;
  margin: 0 auto 20px; overflow: hidden;
  border: 3px solid rgba(255,255,255,0.2);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.founder-avatar img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center top;
  display: block;
}
.founder-initials {
  font-family: 'Playfair Display', serif;
  font-size: 2rem; font-weight: 900; color: var(--white);
}
.founder-name {
  font-family: 'Playfair Display', serif;
  font-size: 1.25rem; font-weight: 900; color: var(--white); margin-bottom: 6px;
}
.founder-role {
  font-size: 0.75rem; color: var(--coral-light);
  letter-spacing: 0.06em; font-weight: 500;
  text-transform: uppercase; margin-bottom: 20px;
}
.founder-tags { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.founder-tags span {
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.65); font-size: 0.7rem;
  padding: 4px 10px; border-radius: 20px; font-weight: 500;
}
.founder-bio { display: flex; flex-direction: column; gap: 18px; }
.founder-quote {
  font-family: 'Playfair Display', serif;
  font-size: 1.1rem; font-style: italic;
  color: var(--teal-dark); line-height: 1.65;
  border-left: 3px solid var(--coral);
  padding-left: 20px; margin-bottom: 4px;
}
.founder-bio p { font-size: 0.93rem; color: var(--text-muted); line-height: 1.8; }
.founder-bio p strong { color: var(--teal-dark); }
.founder-expertise {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px; margin-top: 8px;
}
.expertise-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.84rem; font-weight: 500; color: var(--teal-dark);
  background: var(--white); padding: 10px 14px; border-radius: 6px;
  border: 1px solid rgba(13,74,74,0.1);
}
.exp-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--coral); flex-shrink: 0; }

/* ── CTA ── */
.cta-section { background: var(--coral-pale); text-align: center; padding: 80px 6%; }
.cta-section .section-label { color: var(--teal); }
.cta-section .section-title { color: var(--teal-dark); margin-bottom: 16px; }
.cta-section > p { color: var(--text-muted); max-width: 480px; margin: 0 auto 40px; }
.cta-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn-teal {
  background: var(--teal-dark); color: var(--white);
  padding: 14px 28px; border-radius: 4px;
  font-size: 0.88rem; font-weight: 600; text-decoration: none;
  letter-spacing: 0.04em; text-transform: uppercase;
  transition: all 0.2s; display: inline-block;
}
.btn-teal:hover { background: var(--teal); transform: translateY(-2px); }
.btn-outline-teal {
  border: 1.5px solid var(--teal-dark); color: var(--teal-dark);
  padding: 14px 28px; border-radius: 4px;
  font-size: 0.88rem; font-weight: 600; text-decoration: none;
  letter-spacing: 0.04em; text-transform: uppercase;
  transition: all 0.2s; display: inline-block;
}
.btn-outline-teal:hover { background: var(--teal-dark); color: var(--white); }

/* ── FOOTER ── */
footer { background: #061818; padding: 52px 6% 32px; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr;
  gap: 48px; margin-bottom: 40px;
}
.footer-brand .brand-name {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem; font-weight: 900; color: var(--white); display: block; margin-bottom: 4px;
}
.footer-brand .init-tag {
  font-size: 0.68rem; color: var(--coral-light);
  letter-spacing: 0.12em; text-transform: uppercase;
  font-weight: 600; display: block; margin-bottom: 16px;
}
.footer-brand p { font-size: 0.84rem; color: rgba(255,255,255,0.38); line-height: 1.7; max-width: 300px; }
.footer-col h5 {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--coral); margin-bottom: 16px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { color: rgba(255,255,255,0.42); text-decoration: none; font-size: 0.84rem; transition: color 0.2s; }
.footer-col a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.78rem; color: rgba(255,255,255,0.22); flex-wrap: wrap; gap: 10px;
}
.footer-bottom a { color: rgba(255,255,255,0.32); text-decoration: none; }
.footer-bottom a:hover { color: var(--white); }

/* ── SCROLL REVEAL ──
   Elements start hidden and transition to visible.
   Important: transition must be set here, not toggled via JS. ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .mission-grid { grid-template-columns: 1fr; gap: 32px; }
  .founder-grid { grid-template-columns: 1fr; }
  .founder-card { position: static; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-watermark { display: none; }
}