/* ========================================
   Project NeoTrinix – Main Stylesheet
   Clean, professional, ready for cPanel
   ======================================== */

:root {
  --color-bg: #0b1220;
  --color-bg-alt: #111a2e;
  --color-surface: #162036;
  --color-primary: #3b82f6;
  --color-primary-dark: #2563eb;
  --color-accent: #60a5fa;
  --color-text: #e2e8f0;
  --color-text-muted: #94a3b8;
  --color-heading: #f8fafc;
  --color-border: rgba(148, 163, 184, 0.15);
  --color-success: #34d399;
  --color-nature: #4ade80;
  --color-spiritual: #a78bfa;
  --color-harmony: #fbbf24;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
  --transition: 0.25s ease;
  --max-width: 1120px;
}

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

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

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

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== Header ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(11, 18, 32, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition);
}

.header.scrolled {
  border-bottom-color: var(--color-border);
  background: rgba(11, 18, 32, 0.95);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--color-heading);
}

.logo-mark {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary), #7c3aed);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.nav-link:hover {
  color: var(--color-heading);
}

.btn-nav {
  background: var(--color-primary);
  color: #fff !important;
  padding: 8px 18px;
  border-radius: 8px;
  font-weight: 600;
}

.btn-nav:hover {
  background: var(--color-primary-dark);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-heading);
  transition: var(--transition);
}

/* ========== Hero ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 0 80px;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(59, 130, 246, 0.18) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(124, 58, 237, 0.12) 0%, transparent 50%),
    var(--color-bg);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2394a3b8' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.6;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-eyebrow {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 3.8rem);
  font-weight: 700;
  color: var(--color-heading);
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-title span {
  background: linear-gradient(90deg, var(--color-accent), #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: var(--color-text);
  margin-bottom: 12px;
  font-weight: 400;
}

.hero-tagline {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 36px;
  letter-spacing: 0.04em;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
}

.scroll-indicator span {
  display: block;
  width: 24px;
  height: 40px;
  border: 2px solid var(--color-text-muted);
  border-radius: 12px;
  position: relative;
}

.scroll-indicator span::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 2px;
  animation: scrollPulse 1.6s infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
  50% { opacity: 0.3; transform: translateX(-50%) translateY(10px); }
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 10px;
  transition: all var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.35);
}

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

.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-outline-light {
  background: transparent;
  border-color: rgba(255,255,255,0.3);
  color: #fff;
}

.btn-outline-light:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.08);
}

/* ========== Sections ========== */
.section {
  padding: 100px 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  color: var(--color-heading);
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* ========== Vision ========== */
.vision-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  align-items: start;
  margin-bottom: 48px;
}

.vision-text p {
  margin-bottom: 18px;
  color: var(--color-text);
}

.vision-text strong {
  color: var(--color-heading);
}

.highlight-box {
  background: var(--color-surface);
  border-left: 4px solid var(--color-primary);
  padding: 20px 24px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-top: 24px !important;
}

.vision-stats {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}

.stat-number {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.vision-warning {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(124, 58, 237, 0.08));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
}

.vision-warning h3 {
  color: var(--color-heading);
  font-size: 1.25rem;
  margin-bottom: 14px;
}

.vision-warning p {
  color: var(--color-text);
  margin-bottom: 12px;
}

.vision-warning p:last-child {
  margin-bottom: 0;
}

/* ========== Mission ========== */
.mission-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.mission-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: transform var(--transition), border-color var(--transition);
}

.mission-card:hover {
  transform: translateY(-4px);
  border-color: rgba(59, 130, 246, 0.4);
}

.mission-icon {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
  opacity: 0.9;
}

.mission-card h3 {
  color: var(--color-heading);
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.mission-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.open-source-callout {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
}

.open-source-callout h3 {
  color: var(--color-heading);
  margin-bottom: 14px;
  font-size: 1.25rem;
}

.open-source-callout p {
  color: var(--color-text);
  margin-bottom: 12px;
}

.open-source-callout p:last-child {
  margin-bottom: 0;
}

.open-source-callout strong {
  color: var(--color-accent);
}

/* ========== Values ========== */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.value-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: transform var(--transition);
}

.value-card:hover {
  transform: translateY(-4px);
}

.value-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  margin: 0 auto 18px;
}

.value-icon.techno { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
.value-icon.nature { background: linear-gradient(135deg, #22c55e, #15803d); }
.value-icon.spiritual { background: linear-gradient(135deg, #8b5cf6, #6d28d9); }
.value-icon.harmony { background: linear-gradient(135deg, #f59e0b, #d97706); }

.value-card h3 {
  color: var(--color-heading);
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.value-card p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* ========== Solutions ========== */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.solution-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color var(--transition);
}

.solution-item:hover {
  border-color: rgba(59, 130, 246, 0.35);
}

.solution-item h4 {
  color: var(--color-heading);
  font-size: 1.1rem;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.solution-item h4::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  flex-shrink: 0;
}

.solution-item p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

/* ========== Timeline ========== */
.timeline {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.timeline-item {
  display: flex;
  gap: 28px;
  margin-bottom: 40px;
  position: relative;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-marker {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 6px var(--color-bg);
}

.timeline-content {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px 28px;
  flex: 1;
}

.timeline-content h3 {
  color: var(--color-heading);
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.timeline-content p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* ========== CTA ========== */
.section-cta {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(59, 130, 246, 0.2) 0%, transparent 60%),
    var(--color-bg);
}

.cta-box {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 56px 40px;
  box-shadow: var(--shadow);
}

.cta-box h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.1rem);
  color: var(--color-heading);
  margin-bottom: 16px;
}

.cta-box > p {
  color: var(--color-text);
  margin-bottom: 12px;
}

.cta-note {
  color: var(--color-text-muted) !important;
  font-size: 0.95rem;
  margin-bottom: 28px !important;
}

.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.cta-small {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  opacity: 0.7;
}

/* ========== Footer ========== */
.footer {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-top: 16px;
  max-width: 280px;
}

.footer-links h4,
.footer-values h4 {
  color: var(--color-heading);
  font-size: 0.95rem;
  margin-bottom: 16px;
  font-weight: 600;
}

.footer-links a {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 10px;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-values p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 10px;
}

.footer-quote {
  font-style: italic;
  color: var(--color-accent) !important;
  margin-top: 12px !important;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  text-align: center;
}

.footer-bottom p {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

/* ========== Responsive ========== */
@media (max-width: 900px) {
  .vision-grid {
    grid-template-columns: 1fr;
  }
  .mission-grid {
    grid-template-columns: 1fr;
  }
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .solutions-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 700px) {
  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-bg-alt);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition);
  }
  .nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-toggle {
    display: flex;
  }
  .values-grid {
    grid-template-columns: 1fr;
  }
  .timeline::before {
    left: 20px;
  }
  .timeline-marker {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
  .cta-box {
    padding: 40px 24px;
  }
  .section {
    padding: 72px 0;
  }
}

/* ========== Logo Image ========== */
.logo-img {
  height: 40px;
  width: auto;
  display: block;
  border-radius: 8px;
  object-fit: contain;
}

.footer .logo-img {
  height: 36px;
}

/* ========== References ========== */
.references-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.reference-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), border-color var(--transition);
  color: inherit;
}

.reference-card:hover {
  transform: translateY(-4px);
  border-color: rgba(59, 130, 246, 0.45);
}

.reference-image {
  background: #0f172a;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.reference-image img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
}

.reference-icon-box {
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(124, 58, 237, 0.15));
}

.reference-icon-box.youtube {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.2), rgba(185, 28, 28, 0.15));
}

.ref-icon {
  font-size: 2.8rem;
}

.reference-content {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.reference-content h3 {
  color: var(--color-heading);
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.reference-content p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  flex: 1;
  margin-bottom: 14px;
}

.reference-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-accent);
}

/* ========== Founder ========== */
.founder-box {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px 44px;
}

.founder-content p {
  color: var(--color-text);
  margin-bottom: 16px;
}

.founder-content p:last-of-type {
  margin-bottom: 0;
}

.founder-content strong {
  color: var(--color-heading);
}

.founder-links {
  margin-top: 24px !important;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  font-size: 0.95rem;
}

.founder-links a {
  color: var(--color-accent);
  font-weight: 500;
  transition: color var(--transition);
}

.founder-links a:hover {
  color: var(--color-heading);
}

.founder-links span {
  color: var(--color-text-muted);
}

.footer-founder {
  margin-top: 12px !important;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.footer-founder strong {
  color: var(--color-heading);
}

/* Responsive for new sections */
@media (max-width: 900px) {
  .references-grid {
    grid-template-columns: 1fr;
  }
  .founder-box {
    padding: 28px 24px;
  }
}

/* ========== Founder photo layout ========== */
.founder-box {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px;
  align-items: start;
  max-width: 900px;
}

.founder-photo {
  position: sticky;
  top: 100px;
}

.founder-photo img {
  width: 100%;
  border-radius: 16px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow);
  object-fit: cover;
  aspect-ratio: 3/4;
}

.founder-quote {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--color-accent) !important;
  margin-bottom: 20px !important;
  line-height: 1.4;
}

.founder-thanks {
  font-style: italic;
  color: var(--color-text-muted) !important;
}

@media (max-width: 700px) {
  .founder-box {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .founder-photo {
    position: static;
    max-width: 240px;
    margin: 0 auto;
  }
}

/* Reference logos (Zenodo / YouTube) */
.reference-image.ref-logo {
  height: 140px;
  background: #0f172a;
  padding: 24px;
}

.reference-image.ref-logo img {
  max-height: 90px;
  max-width: 160px;
  object-fit: contain;
}