/* ============================================================
   Dristhi Earth — Complete Stylesheet
   ============================================================ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=IBM+Plex+Sans:wght@300;400;500&family=IBM+Plex+Mono:wght@400;500&display=swap');

/* ── Variables ── */
:root {
  --bg: #0A1A0C;
  --surface: #132015;
  --surface2: #0a1208;
  --border: #1E3322;
  --text: #F4F0E8;
  --muted: #7A9B7E;
  --accent: #4A9E5C;
  --gold: #C8943A;
  --gold-dim: rgba(200, 148, 58, 0.12);
  --accent-dim: rgba(74, 158, 92, 0.12);

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'IBM Plex Sans', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --nav-height: 64px;
  --max-width: 1160px;
  --gap: 32px;
}

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

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

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

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

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

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* ── Typography ── */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.2;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }
h4 { font-size: 1.2rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.mono {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 1.2rem;
}

/* ── Layout ── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gap);
}

.section {
  padding: 96px 0;
}

.section--sm {
  padding: 64px 0;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: background 0.3s ease, border-color 0.3s ease;
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: var(--surface2);
  border-bottom-color: var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gap);
}

.nav__logo {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
}

.nav__logo > span {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.nav__logo-text {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--text);
  letter-spacing: 0.02em;
}

.nav__logo-sub {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav__link {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.2s;
  position: relative;
}

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

.nav__link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gold);
}

.nav__cta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 6px 16px;
  transition: background 0.2s, color 0.2s;
}

.nav__cta:hover {
  background: var(--gold);
  color: var(--bg);
}

/* ── Mobile Nav ── */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav__hamburger span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--text);
  transition: all 0.25s;
}

.nav__hamburger.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav__hamburger.open span:nth-child(2) {
  opacity: 0;
}
.nav__hamburger.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav__mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--surface2);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
}

.nav__mobile.open {
  display: flex;
}

.nav__mobile-link {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--text);
  transition: color 0.2s;
}

.nav__mobile-link:hover,
.nav__mobile-link.active {
  color: var(--gold);
}

/* ── Buttons ── */
.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 14px 32px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.btn--gold {
  background: var(--gold);
  color: var(--bg);
  border-color: var(--gold);
}

.btn--gold:hover {
  background: transparent;
  color: var(--gold);
}

.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

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

.btn--accent {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}

.btn--accent:hover {
  background: var(--accent);
  color: var(--bg);
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  position: relative;
  overflow: hidden;
}

.hero--page {
  min-height: 40vh;
  padding-top: calc(var(--nav-height) + 48px);
  padding-bottom: 48px;
  align-items: flex-end;
}

.hero__topo {
  position: absolute;
  inset: 0;
  background-image:
    repeating-radial-gradient(circle at 20% 40%, transparent 0, transparent 40px, rgba(74, 158, 92, 0.035) 40px, rgba(74, 158, 92, 0.035) 41px),
    repeating-radial-gradient(circle at 70% 60%, transparent 0, transparent 60px, rgba(74, 158, 92, 0.025) 60px, rgba(74, 158, 92, 0.025) 61px),
    repeating-radial-gradient(circle at 50% 20%, transparent 0, transparent 80px, rgba(200, 148, 58, 0.015) 80px, rgba(200, 148, 58, 0.015) 81px);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.hero__headline {
  margin-bottom: 1.5rem;
  color: var(--text);
}

.hero__sub {
  font-size: 1.15rem;
  color: var(--muted);
  margin-bottom: 2.5rem;
  max-width: 560px;
  font-weight: 300;
}

.hero__statement {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--text);
  margin-bottom: 2.5rem;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ── Stats Row ── */
.stats-row {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 48px 0;
}

.stats-row__inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
}

.stat-item {
  background: var(--surface);
  padding: 32px 40px;
  text-align: center;
}

.stat-item__number {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--gold);
  display: block;
  line-height: 1;
  margin-bottom: 10px;
}

.stat-item__label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  line-height: 1.5;
}

/* ── Section header ── */
.section-header {
  margin-bottom: 56px;
}

.section-header--center {
  text-align: center;
}

.section-header h2 {
  margin-bottom: 16px;
}

.section-header p {
  color: var(--muted);
  max-width: 560px;
  font-weight: 300;
}

.section-header--center p {
  margin: 0 auto;
}

/* ── Service Cards ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
}

.service-card {
  background: var(--surface);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.service-card__number {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.12em;
}

.service-card__title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--text);
}

.service-card__desc {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
  flex: 1;
}

.service-card__link {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  transition: color 0.2s;
}

.service-card__link:hover {
  color: var(--text);
}

/* ── Full Service Cards (services page) ── */
.service-full {
  border: 1px solid var(--border);
  margin-bottom: 2px;
  display: grid;
  grid-template-columns: 280px 1fr;
}

.service-full--muted {
  opacity: 0.55;
}

.service-full__meta {
  background: var(--surface);
  padding: 48px 40px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.service-full__number {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.15em;
}

.service-full__title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  line-height: 1.25;
}

.service-full__price {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gold);
  margin-top: auto;
}

.service-full__body {
  padding: 48px 40px;
  background: var(--bg);
}

.service-full__desc {
  color: var(--muted);
  margin-bottom: 28px;
  font-size: 0.95rem;
  line-height: 1.7;
}

.service-full__lists {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.service-full__list-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.service-full__list li {
  font-size: 0.9rem;
  color: var(--text);
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.service-full__list li::before {
  content: '—';
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 1px;
}

/* ── Status Badges ── */
.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid;
}

.badge--gold {
  color: var(--gold);
  border-color: var(--gold);
  background: var(--gold-dim);
}

.badge--accent {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}

.badge--muted {
  color: var(--muted);
  border-color: var(--border);
}

/* ── Pull Quote ── */
.pull-quote {
  border-left: 3px solid var(--gold);
  padding: 24px 32px;
  background: var(--surface);
  margin: 0;
}

.pull-quote__text {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--text);
  margin-bottom: 16px;
}

.pull-quote__attribution {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ── Problem Section ── */
.problem-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.problem-section__explanation {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

.problem-section__explanation h3 {
  color: var(--text);
  margin-bottom: 16px;
  font-size: 1.3rem;
}

/* ── Org Badges ── */
.orgs-row {
  padding: 48px 0;
  border-bottom: 1px solid var(--border);
}

.orgs-row__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 28px;
}

.orgs-row__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.org-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  padding: 8px 16px;
  border: 1px solid var(--border);
  transition: border-color 0.2s, color 0.2s;
}

.org-badge:hover {
  border-color: var(--muted);
  color: var(--text);
}

/* ── CTA Section ── */
.cta-section {
  background: var(--surface2);
  border-top: 1px solid var(--border);
  text-align: center;
  padding: 96px 0;
}

.cta-section h2 {
  max-width: 600px;
  margin: 0 auto 16px;
}

.cta-section p {
  color: var(--muted);
  margin: 0 auto 40px;
  max-width: 480px;
}

.cta-section .btn-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Partner Grid ── */
.partner-categories {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.partner-category {
  border: 1px solid var(--border);
}

.partner-category__header {
  padding: 24px 32px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: baseline;
  gap: 20px;
}

.partner-category__number {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.15em;
  flex-shrink: 0;
}

.partner-category__title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--text);
}

.partner-category__descriptor {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  margin-left: auto;
}

.partner-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  padding: 1px;
}

.partner-card {
  background: var(--bg);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.partner-card__name {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--text);
}

.partner-card__fullname {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.partner-card__location {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.partner-card__reason {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.6;
  flex: 1;
}

.partner-card__footer {
  margin-top: 4px;
}

/* ── Research Stats Grid ── */
.research-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  margin-bottom: 64px;
}

.research-stat {
  background: var(--surface);
  padding: 32px;
  text-align: center;
}

.research-stat__number {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  color: var(--gold);
  display: block;
  margin-bottom: 8px;
}

.research-stat__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ── Featured Briefing Card ── */
.featured-briefing {
  border: 1px solid var(--gold);
  display: grid;
  grid-template-columns: 1fr 280px;
  margin-bottom: 64px;
}

.featured-briefing__body {
  padding: 48px 40px;
}

.featured-briefing__date {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.12em;
  display: block;
  margin-bottom: 16px;
}

.featured-briefing__title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.featured-briefing__findings {
  margin-bottom: 32px;
}

.featured-briefing__findings li {
  font-size: 0.9rem;
  color: var(--muted);
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.featured-briefing__findings li::before {
  content: '→';
  color: var(--gold);
  flex-shrink: 0;
}

.featured-briefing__aside {
  background: var(--surface);
  border-left: 1px solid var(--gold);
  padding: 48px 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.featured-briefing__aside-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.featured-briefing__aside-info {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ── Research Focus Grid ── */
.focus-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  margin-bottom: 64px;
}

.focus-card {
  background: var(--surface);
  padding: 32px;
}

.focus-card__number {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--muted);
  letter-spacing: 0.12em;
  display: block;
  margin-bottom: 12px;
}

.focus-card__title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.focus-card__desc {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ── Sources ── */
.sources-list {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 40px;
}

.sources-list__title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 24px;
}

.sources-list li {
  font-size: 0.85rem;
  color: var(--muted);
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  line-height: 1.5;
}

.sources-list li:last-child {
  border-bottom: none;
}

.sources-list li strong {
  color: var(--text);
  font-weight: 400;
}

/* ── Newsletter Form ── */
.newsletter-block {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 48px 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.newsletter-block__text h3 {
  margin-bottom: 12px;
}

.newsletter-block__text p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ── About Page ── */
.mission-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 64px;
  align-items: start;
}

.mission-paras p {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 24px;
}

.mission-aside {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 32px;
}

.mission-aside__item {
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.mission-aside__item:last-child {
  border-bottom: none;
}

.mission-aside__label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}

.mission-aside__value {
  font-size: 0.9rem;
  color: var(--text);
}

.founder-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.founder-section__bio h3 {
  margin-bottom: 6px;
}

.founder-section__role {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 24px;
}

.founder-section__bio p {
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.8;
  margin-bottom: 20px;
}

.founder-section__credentials {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 32px;
}

.credential-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.credential-item:last-child {
  border-bottom: none;
}

.credential-item__marker {
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.credential-item__text {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.5;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
}

.value-card {
  background: var(--surface);
  padding: 40px 32px;
}

.value-card__number {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--muted);
  letter-spacing: 0.12em;
  display: block;
  margin-bottom: 16px;
}

.value-card__title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.value-card__text {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.7;
}

.funding-list {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 40px;
}

.funding-list__title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 24px;
}

.funding-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
  color: var(--text);
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.funding-list li:last-child {
  border-bottom: none;
}

.funding-list li::before {
  content: '—';
  color: var(--accent);
  flex-shrink: 0;
}

/* ── Contact Page ── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 64px;
  align-items: start;
}

.contact-sidebar {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 40px 32px;
}

.contact-sidebar__section {
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.contact-sidebar__section:last-child {
  border-bottom: none;
}

.contact-sidebar__label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.contact-sidebar__value {
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.6;
}

.contact-sidebar__value a {
  color: var(--accent);
  transition: color 0.2s;
}

.contact-sidebar__value a:hover {
  color: var(--text);
}

/* ── Forms ── */
.form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.form-input,
.form-select,
.form-textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 16px;
  font-size: 0.9rem;
  width: 100%;
  transition: border-color 0.2s;
  appearance: none;
  -webkit-appearance: none;
  border-radius: 0;
}

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

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

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237A9B7E' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-select option {
  background: var(--surface);
  color: var(--text);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.6;
}

.form-error {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.05em;
  color: #e07070;
}

.form-note {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

.form-success {
  background: var(--surface);
  border: 1px solid var(--accent);
  padding: 40px;
  text-align: center;
}

.form-success h3 {
  margin-bottom: 12px;
  color: var(--accent);
}

.form-success p {
  color: var(--muted);
  font-size: 0.9rem;
}

/* Newsletter inline form */
.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.newsletter-form .input-row {
  display: flex;
  gap: 0;
}

.newsletter-form .form-input {
  flex: 1;
}

.newsletter-form .btn {
  flex-shrink: 0;
  white-space: nowrap;
}

/* ── 404 ── */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.error-page__code {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.2em;
  display: block;
  margin-bottom: 24px;
}

.error-page h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  margin-bottom: 16px;
}

.error-page p {
  color: var(--muted);
  margin-bottom: 32px;
}

/* ── Footer ── */
.footer {
  background: var(--surface2);
  border-top: 1px solid var(--border);
  padding: 64px 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__brand-name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--text);
  display: block;
  margin-bottom: 4px;
}

.footer__brand-tagline {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 16px;
}

.footer__brand-desc {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.7;
}

.footer__col-title {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 20px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__link {
  font-size: 0.88rem;
  color: var(--muted);
  transition: color 0.2s;
}

.footer__link:hover {
  color: var(--text);
}

.footer__contact-item {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 8px;
}

.footer__contact-item a {
  color: var(--accent);
  transition: color 0.2s;
}

.footer__contact-item a:hover {
  color: var(--text);
}

.footer__bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__copyright {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.footer__legal {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--muted);
  letter-spacing: 0.06em;
}

/* ── Devanagari Headline ── */
.devanagari {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--gold);
  display: block;
  margin-bottom: 8px;
}

/* ── Two-column layout ── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.two-col--wide {
  grid-template-columns: 3fr 2fr;
}

/* ── Divider ── */
.divider {
  height: 1px;
  background: var(--border);
  margin: 0;
}

/* ── Scroll Fade-in ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in--delay-1 { transition-delay: 0.1s; }
.fade-in--delay-2 { transition-delay: 0.2s; }
.fade-in--delay-3 { transition-delay: 0.3s; }
.fade-in--delay-4 { transition-delay: 0.4s; }

/* ── Utility ── */
.text-gold { color: var(--gold); }
.text-accent { color: var(--accent); }
.text-muted { color: var(--muted); }
.mt-sm { margin-top: 16px; }
.mt-md { margin-top: 32px; }
.mt-lg { margin-top: 48px; }

/* ── Responsive — 900px ── */
@media (max-width: 900px) {
  :root { --gap: 24px; }

  .nav__links { display: none; }
  .nav__hamburger { display: flex; }

  .stats-row__inner { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }

  .service-full {
    grid-template-columns: 1fr;
  }
  .service-full__meta {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .service-full__lists { grid-template-columns: 1fr; }

  .problem-section__inner { grid-template-columns: 1fr; gap: 40px; }

  .partner-grid { grid-template-columns: repeat(2, 1fr); }
  .partner-category__header { flex-wrap: wrap; gap: 8px; }
  .partner-category__descriptor { margin-left: 0; }

  .featured-briefing { grid-template-columns: 1fr; }
  .featured-briefing__aside { border-left: none; border-top: 1px solid var(--gold); }

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

  .mission-grid { grid-template-columns: 1fr; }
  .founder-section { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }

  .newsletter-block { grid-template-columns: 1fr; }

  .contact-layout { grid-template-columns: 1fr; }

  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__bottom { flex-direction: column; gap: 8px; text-align: center; }

  .two-col, .two-col--wide { grid-template-columns: 1fr; gap: 40px; }
}

/* ── Responsive — 600px ── */
@media (max-width: 600px) {
  .section { padding: 64px 0; }
  .hero { min-height: 90vh; }

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

  .partner-grid { grid-template-columns: 1fr; }
  .research-stats { grid-template-columns: 1fr; }
  .focus-grid { grid-template-columns: 1fr; }

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

  .newsletter-form .input-row { flex-direction: column; }

  .hero__actions { flex-direction: column; }
  .hero__actions .btn { text-align: center; }

  .cta-section .btn-group { flex-direction: column; align-items: center; }

  .pull-quote { padding: 20px 24px; }

  .service-full__body { padding: 32px 24px; }
  .service-full__meta { padding: 32px 24px; }
}