@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&display=swap');

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

:root {
  --bg: #fafaf8;
  --bg-elevated: #f3f2ef;
  --bg-card: #ffffff;
  --bg-card-hover: #fefefe;
  --surface: #eeeee9;
  --border: rgba(0, 0, 0, 0.06);
  --border-hover: rgba(0, 0, 0, 0.12);
  --text: #1a1a18;
  --text-secondary: #5c5c58;
  --text-muted: #9a9a95;
  --accent: #1a6b4f;
  --accent-light: rgba(26, 107, 79, 0.07);
  --accent-mid: rgba(26, 107, 79, 0.14);
  --accent-dark: #124a37;
  --white: #ffffff;
  --serif: 'Playfair Display', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── Utility ── */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(24px, 5vw, 80px);
}

.eyebrow {
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--accent);
}

.section-heading {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 500;
  line-height: 1.15;
  color: var(--text);
  letter-spacing: -0.02em;
}

.body-text {
  font-size: 1.00rem;
  line-height: 1.5;
  color: var(--text-secondary);
  max-width: 640px;
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-hover), transparent);
  margin: 0;
}

/* ── Reveal Animation ── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.1s;
}

.reveal-delay-2 {
  transition-delay: 0.2s;
}

.reveal-delay-3 {
  transition-delay: 0.3s;
}

.reveal-delay-4 {
  transition-delay: 0.4s;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: transparent;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  transition: all 0.4s var(--ease);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
}

.nav.scrolled {
  background: rgba(250, 250, 248, 0.88);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(24px, 5vw, 80px);
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav-logo img {
  height: 45px;
  width: auto;
  transition: opacity 0.4s var(--ease);
}

.nav-logo-top {
  display: block;
}

.nav-logo-scrolled {
  display: none;
}

.nav.scrolled .nav-logo-top {
  display: none;
}

.nav.scrolled .nav-logo-scrolled {
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-size: 0.8rem;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.3s;
  position: relative;
}

.nav-links a:hover {
  color: var(--white);
}

.nav.scrolled .nav-links a {
  color: var(--text-secondary);
}

.nav.scrolled .nav-links a:hover {
  color: var(--text);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s var(--ease);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: 10px 28px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 300;
  color: var(--white);
  text-decoration: none;
  transition: all 0.3s;
  letter-spacing: 0.03em;
}

.nav-cta:hover {
  background: var(--white);
  color: var(--text);
  border-color: var(--white);
}

.nav.scrolled .nav-cta {
  border-color: var(--border-hover);
  color: var(--text);
}

.nav.scrolled .nav-cta:hover {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.65) 0%, rgba(0, 0, 0, 0.75) 60%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 160px clamp(24px, 5vw, 80px) 120px;
}

.hero-tag {
  font-size: 0.7rem;
  font-weight: 300;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 2rem;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.hero-tag .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #6ee7a0;
  animation: pulse-dot 2s ease infinite;
}

@keyframes pulse-dot {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.3;
  }
}

.hero h2 {
  font-family: var(--serif);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 500;
  line-height: 1.1;
  color: var(--white);
  letter-spacing: -0.03em;
  max-width: 900px;
  margin-bottom: 2rem;
}

.hero h2 em {
  font-style: italic;
  color: #b8ccc9;
}

.hero-desc {
  font-size: 1.05rem;
  font-weight: 200;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.4);
  max-width: 800px;
  margin-bottom: 3rem;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 40px;
  background: var(--white);
  color: var(--text);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  border-radius: 100px;
  text-decoration: none;
  transition: all 0.3s var(--ease);
  border: none;
  cursor: pointer;
}

.hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}

.hero-cta svg {
  transition: transform 0.3s;
}

.hero-cta:hover svg {
  transform: translateX(4px);
}

.hero-stats {
  display: flex;
  gap: 60px;
  margin-top: 80px;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat-number {
  font-family: var(--serif);
  font-size: 2.4rem;
  font-weight: 500;
  color: var(--white);
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 8px;
}

/* ── Thesis Section ── */
.thesis {
  padding: 160px 0;
}

.thesis-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.thesis-left {
  position: sticky;
  top: 120px;
}

.thesis-right {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.thesis-card {
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  transition: all 0.4s var(--ease);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.thesis-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.06);
}

.thesis-card-number {
  font-family: var(--serif);
  font-size: 3rem;
  color: var(--accent);
  opacity: 0.2;
  line-height: 1;
  margin-bottom: 20px;
}

.thesis-card h3 {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 16px;
}

.thesis-card p {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

/* ── Process Section ── */
.process {
  padding: 160px 0;
  background: var(--bg-elevated);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 80px;
  background: var(--border-hover);
  border-radius: 20px;
  overflow: hidden;
}

.process-step {
  padding: 48px 36px;
  background: var(--bg-card);
  position: relative;
  transition: all 0.5s var(--ease);
}

.process-step:hover {
  background: var(--bg);
}

.process-step-num {
  font-family: var(--serif);
  font-size: 4rem;
  font-weight: 400;
  color: var(--accent);
  opacity: 0.1;
  line-height: 1;
  margin-bottom: 24px;
}

.process-step h3 {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 16px;
}

.process-step p {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.process-step .step-detail {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ── Metrics / Social Proof ── */
.metrics {
  padding: 120px 0;
  text-align: center;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-hover);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  margin-top: 60px;
}

.metric-item {
  padding: 56px 32px;
  background: var(--bg-card);
  transition: background 0.3s;
}

.metric-item:hover {
  background: var(--bg);
}

.metric-value {
  font-family: var(--serif);
  font-size: 3.2rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1;
}

.metric-value span {
  color: var(--accent);
}

.metric-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 12px;
}

/* ── Philosophy ── */
.philosophy {
  padding: 160px 0;
  background: var(--bg-elevated);
}

.philosophy-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: start;
}

.philosophy blockquote {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 400;
  font-style: italic;
  color: var(--text);
  line-height: 1.4;
  border-left: 2px solid var(--accent);
  padding-left: 32px;
}

.philosophy-points {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.philosophy-point h4 {
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.philosophy-point p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Team ── */
.team {
  padding: 160px 0;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 80px;
  max-width: 780px;
  margin: 70px auto 0;
}

.team-member {
  text-align: center;
}

.team-avatar {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 24px;
  filter: grayscale(0.08);
  transition: all 0.5s var(--ease);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.team-member:hover .team-avatar {
  filter: grayscale(0);
  transform: scale(1.04);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.team-name {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.2;
}

.team-role {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.team-bio-wrapper {
  max-height: 3.3em;
  overflow: hidden;
  transition: max-height 0.5s var(--ease);
  position: relative;
}

.team-bio-wrapper::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 24px;
  background: linear-gradient(transparent, var(--bg));
  transition: opacity 0.3s;
}

.team-bio-wrapper.expanded {
  max-height: 300px;
}

.team-bio-wrapper.expanded::after {
  opacity: 0;
}

.team-bio {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0;
}

.team-bio-toggle {
  display: block;
  background: none;
  border: none;
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--accent);
  cursor: pointer;
  margin: 6px auto 0;
  opacity: 75%;
  padding: 2px 0;
  letter-spacing: 0.03em;
  transition: opacity 0.3s;
}

.team-bio-toggle:hover {
  opacity: 0.7;
}

.team-linkedin {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: var(--text-muted);
  margin: 12px auto 0;
  transition: all 0.3s;
  text-decoration: none;
}

.team-linkedin:hover {
  color: var(--accent);
}

/* ── Analyst Grid ── */
.analyst-section {
  margin-top: 80px;
}

.analyst-section-title {
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 32px;
}

.analyst-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 960px;
  margin: 0 auto;
}

.analyst-card {
  padding: 28px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  text-align: center;
  transition: all 0.4s var(--ease);
}

.analyst-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.06);
}

.analyst-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 16px;
  filter: grayscale(0.15);
  transition: filter 0.3s;
}

.analyst-card:hover .analyst-avatar {
  filter: grayscale(0);
}

.analyst-card h4 {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 4px;
}

.analyst-card .analyst-role {
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.analyst-card .analyst-linkedin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border);
  color: var(--text-muted);
  margin-top: 14px;
  transition: all 0.3s;
}

.analyst-card .analyst-linkedin:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Application Form ── */
.apply {
  padding: 160px 0;
  background: var(--bg-elevated);
}

.apply-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.apply-info h2 {
  margin-bottom: 24px;
}

.apply-info .body-text {
  margin-bottom: 40px;
}

.apply-criteria {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.apply-criteria-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.apply-criteria-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  border-radius: 8px;
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 0.85rem;
}

.apply-criteria-text h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.apply-criteria-text p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.apply-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 48px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  margin-bottom: 10px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  color: var(--text);
  font-family: var(--sans);
  font-size: 0.9rem;
  transition: border-color 0.3s;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group input[type="file"] {
  width: 100%;
  background: var(--bg);
  border: 1px dashed var(--border-hover);
  border-radius: 12px;
  padding: 20px;
  color: var(--text-secondary);
  font-family: var(--sans);
  font-size: 0.85rem;
  cursor: pointer;
}

.form-group input[type="file"]::-webkit-file-upload-button {
  background: var(--accent-light);
  color: var(--accent);
  border: 1px solid var(--accent-mid);
  border-radius: 8px;
  padding: 8px 18px;
  margin-right: 14px;
  cursor: pointer;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.8rem;
}

.domain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.domain-option {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.3s;
}

.domain-option:hover {
  border-color: var(--border-hover);
  color: var(--text);
}

.domain-option input {
  display: none;
}

.domain-option:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-light);
  color: var(--accent);
}

.submit-btn {
  width: 100%;
  padding: 16px;
  background: var(--accent);
  color: var(--white);
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  margin-top: 8px;
}

.submit-btn:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(26, 107, 79, 0.18);
}

/* ── Footer ── */
.footer {
  padding: 80px 0 40px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: start;
}

.footer-logo {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 12px;
}

.footer-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  max-width: 320px;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 48px;
}

.footer-col h5 {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 10px;
  transition: color 0.3s;
}

.footer-col a:hover {
  color: var(--text);
}

.footer-bottom {
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ── Responsive ── */
@media (max-width: 1024px) {

  .thesis-grid,
  .philosophy-content,
  .apply-wrapper {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .thesis-left {
    position: static;
  }

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .analyst-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero h1 {
    font-size: clamp(2.2rem, 8vw, 3.5rem);
  }

  .hero-stats {
    flex-direction: column;
    gap: 32px;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .metrics-grid {
    grid-template-columns: 1fr;
  }

  .team-grid {
    grid-template-columns: 1fr;
    max-width: 360px;
  }

  .analyst-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .domain-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-inner {
    flex-direction: column;
    gap: 40px;
  }

  .footer-links {
    flex-direction: column;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
  }
}