/* DayArc Core Design System & Styling */

:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #0f172a;
  --bg-card: rgba(18, 26, 43, 0.75);
  --bg-card-hover: rgba(25, 36, 61, 0.85);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(255, 163, 77, 0.35);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --accent-warm: #ffa34d;
  --accent-rose: #ff5e62;
  --accent-sun: #ffd166;
  --accent-cyan: #38bdf8;
  
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;

  --shadow-card: 0 16px 40px -10px rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 0 45px -8px rgba(255, 163, 77, 0.25);
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  position: relative;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Ambient Background Glows */
.ambient-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}

.glow-1 {
  width: 500px;
  height: 500px;
  top: -100px;
  left: 20%;
  background: radial-gradient(circle, rgba(255, 126, 95, 0.14) 0%, rgba(254, 180, 123, 0.05) 70%, transparent 100%);
}

.glow-2 {
  width: 450px;
  height: 450px;
  top: 40%;
  right: -50px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.12) 0%, transparent 70%);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Header & Nav */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(10, 14, 23, 0.75);
  border-bottom: 1px solid var(--border-subtle);
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-logo {
  width: 34px;
  height: 34px;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  font-weight: 400;
}

.brand-name strong {
  font-weight: 700;
  color: var(--accent-warm);
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-main);
  margin: 5px 0;
  transition: all 0.3s ease;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-rose), var(--accent-warm));
  color: #fff;
  box-shadow: 0 4px 18px rgba(255, 94, 98, 0.3);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(255, 94, 98, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-subtle);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

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

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

.btn-block {
  width: 100%;
}

/* Hero Section */
.hero {
  padding: 90px 0 70px;
  position: relative;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  align-items: center;
  gap: 50px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 163, 77, 0.1);
  border: 1px solid rgba(255, 163, 77, 0.25);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-warm);
  margin-bottom: 24px;
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-warm);
  box-shadow: 0 0 8px var(--accent-warm);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.4rem;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, #ffa34d 0%, #ffd166 50%, #ff5e62 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 540px;
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 28px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 28px;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--text-main);
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-dim);
}

.stat-divider {
  width: 1px;
  height: 32px;
  background: var(--border-subtle);
}

/* Hero Arc Visual Card */
.arc-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-card), var(--shadow-glow);
  position: relative;
  overflow: hidden;
}

.arc-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-warm), transparent);
}

.arc-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.live-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 10px #10b981;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.current-time {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent-warm);
}

.arc-display {
  display: flex;
  justify-content: center;
  margin: 15px 0 25px;
}

.arc-svg {
  width: 100%;
  max-width: 340px;
  overflow: visible;
}

.arc-card-footer {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px;
}

.phase-tag {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.phase-name {
  color: var(--text-dim);
}

.phase-tag strong {
  color: var(--accent-sun);
}

.phase-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.phase-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-rose), var(--accent-warm));
  border-radius: var(--radius-full);
}

/* Sections */
.section {
  padding: 90px 0;
}

.section-dark {
  background-color: rgba(15, 23, 42, 0.4);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-warm);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all 0.3s ease;
  position: relative;
  display: flex;
  flex-direction: column;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-highlight);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.card-featured {
  border-color: rgba(255, 163, 77, 0.4);
  background: rgba(22, 33, 56, 0.85);
}

.card-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  background: rgba(255, 163, 77, 0.15);
  color: var(--accent-warm);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
}

.card-icon svg {
  width: 24px;
  height: 24px;
}

.icon-dawn {
  background: rgba(255, 94, 98, 0.15);
  color: #ff5e62;
}

.icon-zenith {
  background: rgba(255, 163, 77, 0.2);
  color: #ffa34d;
}

.icon-dusk {
  background: rgba(56, 189, 248, 0.15);
  color: #38bdf8;
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.card-text {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.card-list {
  list-style: none;
  border-top: 1px solid var(--border-subtle);
  padding-top: 18px;
}

.card-list li {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-list li::before {
  content: "•";
  color: var(--accent-warm);
  font-size: 1.1rem;
}

/* Timeline */
.timeline-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}

.timeline-step {
  background: rgba(18, 26, 43, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  position: relative;
}

.timeline-marker {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-warm);
  margin-bottom: 12px;
  display: inline-block;
  padding: 4px 10px;
  background: rgba(255, 163, 77, 0.1);
  border-radius: var(--radius-sm);
}

.timeline-content h4 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  margin-bottom: 8px;
  color: var(--text-main);
}

.timeline-content p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Contact Card & Form */
.contact-container {
  max-width: 1000px;
}

.contact-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  box-shadow: var(--shadow-card);
}

.contact-title {
  font-family: var(--font-heading);
  font-size: 2.1rem;
  line-height: 1.2;
  margin-bottom: 16px;
}

.contact-desc {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 32px;
}

.contact-meta {
  border-top: 1px solid var(--border-subtle);
  padding-top: 24px;
}

.meta-item {
  margin-bottom: 16px;
}

.meta-label {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.meta-val {
  font-size: 0.95rem;
  color: var(--text-main);
}

.meta-val a {
  color: var(--accent-warm);
  text-decoration: none;
}

.meta-val a:hover {
  text-decoration: underline;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: rgba(10, 14, 23, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-warm);
  box-shadow: 0 0 0 3px rgba(255, 163, 77, 0.15);
}

.form-message {
  font-size: 0.9rem;
  margin-top: 8px;
  padding: 10px;
  border-radius: var(--radius-sm);
  display: none;
}

.form-message.success {
  display: block;
  background: rgba(16, 185, 129, 0.1);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: 36px 0;
  background: rgba(10, 14, 23, 0.9);
}

.footer-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--text-main);
}

.footer-brand strong {
  color: var(--accent-warm);
}

.footer-copy {
  display: block;
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-top: 4px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s ease;
}

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

/* Responsive */
@media (max-width: 992px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

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

  .timeline-container {
    grid-template-columns: 1fr 1fr;
  }

  .contact-card {
    grid-template-columns: 1fr;
    padding: 32px;
  }
}

@media (max-width: 640px) {
  .hero-title {
    font-size: 2.3rem;
  }

  .timeline-container {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border-subtle);
  }

  .nav-links.nav-open {
    display: flex;
  }

  .mobile-toggle {
    display: block;
  }

  .footer-container {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}