/* Divine ICTP — Brand System */

:root {
  --navy: #141C2B;
  --navy-light: #1E2A3D;
  --navy-deep: #0D1219;
  --gold: #B8956A;
  --gold-light: #D4B896;
  --gold-dark: #8F6F47;
  --ivory: #F8F6F2;
  --ivory-dark: #EDE9E2;
  --slate: #5C6678;
  --slate-light: #8A94A6;
  --white: #FFFFFF;
  --border: rgba(184, 149, 106, 0.2);
  --shadow: 0 24px 64px rgba(20, 28, 43, 0.12);
  --shadow-soft: 0 8px 32px rgba(20, 28, 43, 0.06);
  --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-sans: 'Jost', 'Helvetica Neue', Arial, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 88px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 18px;
}

body {
  font-family: var(--font-sans);
  font-weight: 300;
  color: var(--navy);
  background: var(--ivory);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

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

.container {
  width: min(1200px, calc(100% - 3rem));
  margin-inline: auto;
}

/* Typography */

.eyebrow {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold);
}

h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: 1.5rem;
}

.lead {
  font-size: 1.2rem;
  color: var(--slate);
  max-width: 52ch;
}

.gold-line {
  width: 48px;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
}

/* Header */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background 0.4s var(--ease), box-shadow 0.4s var(--ease), backdrop-filter 0.4s;
}

.header.scrolled {
  background: rgba(248, 246, 242, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1200px, calc(100% - 3rem));
  margin-inline: auto;
}

.logo img {
  height: 56px;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav__link {
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate);
  transition: color 0.3s;
  position: relative;
}

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

.nav__link:hover,
.nav__link.active {
  color: var(--navy);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav__cta {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.75rem 1.5rem;
  border: 1px solid var(--gold);
  color: var(--navy);
  transition: all 0.3s var(--ease);
}

.nav__cta:hover {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--ivory);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--navy);
  transition: transform 0.3s, opacity 0.3s;
}

.menu-toggle.open span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* Hero */

.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
  padding-top: var(--header-h);
}

.hero__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4rem 0 4rem clamp(1.5rem, 5vw, 6rem);
  position: relative;
  z-index: 2;
}

.hero__content .eyebrow {
  margin-bottom: 1.5rem;
}

.hero__content h1 {
  margin-bottom: 1.5rem;
}

.hero__content h1 em {
  font-style: italic;
  color: var(--gold-dark);
}

.hero__content .lead {
  margin-bottom: 2.5rem;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 1rem 2rem;
  transition: all 0.35s var(--ease);
}

.btn--primary {
  background: var(--navy);
  color: var(--ivory);
}

.btn--primary:hover {
  background: var(--navy-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.btn--ghost {
  border: 1px solid var(--border);
  color: var(--navy);
}

.btn--ghost:hover {
  border-color: var(--gold);
  color: var(--gold-dark);
}

.hero__visual {
  position: relative;
  background: var(--navy);
  overflow: hidden;
}

.hero__visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(184, 149, 106, 0.15), transparent),
    linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 50%, var(--navy-light) 100%);
}

.hero__pattern {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image:
    linear-gradient(var(--gold) 1px, transparent 1px),
    linear-gradient(90deg, var(--gold) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero__statement {
  position: absolute;
  bottom: 15%;
  left: 10%;
  right: 10%;
  z-index: 2;
}

.hero__statement blockquote {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-style: italic;
  color: var(--ivory);
  line-height: 1.4;
  opacity: 0.9;
}

.hero__statement cite {
  display: block;
  margin-top: 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-style: normal;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

.hero__accent {
  position: absolute;
  top: 20%;
  right: 15%;
  width: 120px;
  height: 120px;
  border: 1px solid rgba(184, 149, 106, 0.3);
  z-index: 1;
}

.hero__accent::after {
  content: '';
  position: absolute;
  top: 20px;
  left: 20px;
  right: -20px;
  bottom: -20px;
  border: 1px solid rgba(184, 149, 106, 0.15);
}

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: clamp(1.5rem, 5vw, 6rem);
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--slate);
  z-index: 2;
}

.hero__scroll-line {
  width: 40px;
  height: 1px;
  background: var(--gold);
  animation: pulse-line 2s ease-in-out infinite;
}

@keyframes pulse-line {
  0%, 100% { opacity: 0.4; transform: scaleX(0.8); }
  50% { opacity: 1; transform: scaleX(1); }
}

/* Sections */

.section {
  padding: 7rem 0;
}

.section--dark {
  background: var(--navy);
  color: var(--ivory);
}

.section--dark .lead,
.section--dark .eyebrow {
  color: var(--gold-light);
}

.section--dark .lead {
  color: var(--slate-light);
}

.section__header {
  margin-bottom: 4rem;
}

.section__header .gold-line {
  margin-bottom: 1.5rem;
}

.section__header .eyebrow {
  margin-bottom: 1rem;
}

.section__header h2 {
  margin-bottom: 1rem;
}

.section__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

/* Services */

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.services-grid--three {
  grid-template-columns: repeat(3, 1fr);
}

/* Consulting panel */

.consulting-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--white);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}

.consulting-panel__content {
  padding: 3.5rem;
  border-right: 1px solid var(--border);
}

.consulting-panel__content .gold-line {
  margin-bottom: 1.5rem;
}

.consulting-panel__content .eyebrow {
  margin-bottom: 1rem;
}

.consulting-panel__content h2 {
  margin-bottom: 1.25rem;
}

.consulting-panel__content .lead {
  margin-bottom: 1.25rem;
}

.consulting-panel__content p:last-child {
  color: var(--slate);
  font-size: 0.95rem;
}

.consulting-panel__deliverables {
  padding: 3.5rem;
  background: var(--navy);
  color: var(--ivory);
  display: flex;
  flex-direction: column;
}

.consulting-panel__deliverables h3 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 400;
  margin-bottom: 2rem;
  color: var(--ivory);
}

.consulting-list {
  list-style: none;
  flex: 1;
  margin-bottom: 2rem;
}

.consulting-list li {
  padding: 1.25rem 0;
  border-bottom: 1px solid rgba(184, 149, 106, 0.15);
}

.consulting-list li:first-child {
  border-top: 1px solid rgba(184, 149, 106, 0.15);
}

.consulting-list strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--gold-light);
  margin-bottom: 0.35rem;
}

.consulting-list span {
  font-size: 0.85rem;
  color: var(--slate-light);
  line-height: 1.6;
}

.consulting-panel__deliverables .btn--primary {
  align-self: flex-start;
}

.service-card {
  background: var(--white);
  padding: 2.5rem;
  border: 1px solid var(--border);
  position: relative;
  transition: transform 0.4s var(--ease), box-shadow 0.4s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.service-card__number {
  font-family: var(--font-serif);
  font-size: 3rem;
  color: var(--gold);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: 1rem;
}

.service-card h3 {
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--slate);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.service-card ul {
  list-style: none;
}

.service-card li {
  font-size: 0.85rem;
  color: var(--slate);
  padding: 0.4rem 0;
  padding-left: 1.25rem;
  position: relative;
}

.service-card li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 1px;
  background: var(--gold);
}

/* Difference */

.difference-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.difference-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid rgba(184, 149, 106, 0.15);
  align-items: start;
}

.difference-item:first-child {
  border-top: 1px solid rgba(184, 149, 106, 0.15);
}

.difference-item__icon {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--gold);
  text-align: center;
}

.difference-item h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.difference-item p {
  color: var(--slate-light);
  font-size: 0.95rem;
}

/* Stats */

.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-top: 3rem;
}

.stat {
  text-align: center;
}

.stat__number {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat__label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--slate-light);
}

/* Approach */

.approach-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  counter-reset: step;
}

.approach-step {
  padding: 2rem 1.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(184, 149, 106, 0.12);
  counter-increment: step;
  position: relative;
}

.approach-step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--gold);
  opacity: 0.5;
  display: block;
  margin-bottom: 1rem;
}

.approach-step h3 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  color: var(--ivory);
}

.approach-step p {
  font-size: 0.85rem;
  color: var(--slate-light);
}

/* About */

.about-panel {
  background: var(--white);
  padding: 3rem;
  border: 1px solid var(--border);
}

.about-panel p {
  color: var(--slate);
  margin-bottom: 1.25rem;
}

.about-panel p:last-child {
  margin-bottom: 0;
}

.credentials {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.credential {
  padding-left: 1.5rem;
  border-left: 2px solid var(--gold);
}

.credential h4 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.credential p {
  font-size: 0.85rem;
  color: var(--slate);
}

/* Contact */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item h4 {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.contact-item p,
.contact-item a {
  font-size: 1rem;
  color: var(--ivory);
  transition: color 0.3s;
}

.contact-item a:hover {
  color: var(--gold-light);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--slate-light);
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 300;
  padding: 0.875rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(184, 149, 106, 0.2);
  color: var(--ivory);
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--gold);
}

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

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group select option {
  background: var(--navy);
  color: var(--ivory);
}

.form-status {
  font-size: 0.85rem;
  margin-top: 0.25rem;
  min-height: 1.25rem;
}

.form-status--success {
  color: var(--gold-light);
}

.form-status--error {
  color: #e8a0a0;
}

.form-group--captcha {
  margin-top: 0.25rem;
}

.form-group--captcha label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--slate-light);
}

.turnstile-wrap {
  min-height: 70px;
  margin-top: 0.5rem;
}

.form-captcha-hint {
  font-size: 0.75rem;
  color: var(--slate);
  margin-top: 0.5rem;
}

/* Footer */

.footer {
  background: var(--navy-deep);
  padding: 3rem 0 2rem;
  color: var(--slate-light);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(184, 149, 106, 0.1);
  margin-bottom: 2rem;
}

.footer__logo img {
  height: 32px;
  opacity: 0.8;
  filter: brightness(0) invert(1);
}

.footer__legal {
  font-size: 0.75rem;
  text-align: right;
  line-height: 1.8;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
}

.footer__bottom a {
  color: var(--gold);
  transition: color 0.3s;
}

.footer__bottom a:hover {
  color: var(--gold-light);
}

/* Animations */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease), transform 0.8s 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; }

/* Responsive */

@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero__visual {
    min-height: 50vh;
  }

  .hero__content {
    padding: 3rem 1.5rem;
  }

  .section__grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .services-grid,
  .services-grid--three {
    grid-template-columns: 1fr;
  }

  .consulting-panel {
    grid-template-columns: 1fr;
  }

  .consulting-panel__content {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 2.5rem;
  }

  .consulting-panel__deliverables {
    padding: 2.5rem;
  }

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

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

@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--ivory);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-120%);
    opacity: 0;
    transition: transform 0.4s var(--ease), opacity 0.4s;
    box-shadow: var(--shadow);
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
  }

  .menu-toggle {
    display: flex;
  }

  .nav__cta {
    width: 100%;
    text-align: center;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer__inner,
  .footer__bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }

  .footer__legal {
    text-align: center;
  }

  .difference-item {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .hero__scroll {
    display: none;
  }
}