/* =========================================
   LYRA DESIGN TOKENS — DUAL MODE SYSTEM
   ========================================= */
:root {
  --transition-speed: 0.5s;
}

/* ── DARK MODE (default) ── */
[data-theme="dark"] {
  --bg: #0b0b0f;
  --bg-surface: #111118;
  --bg-card: #16161f;
  --text-primary: #ece8e1;
  --text-secondary: #8a8698;
  --text-muted: #4a4860;
  --accent: #e8c56d;
  --accent-soft: rgba(232, 197, 109, 0.12);
  --accent-glow: rgba(232, 197, 109, 0.25);
  --border: rgba(255, 255, 255, 0.06);
  --border-accent: rgba(232, 197, 109, 0.25);
  --shadow: 0 4px 32px rgba(0, 0, 0, 0.5);
  --tag-bg: rgba(232, 197, 109, 0.1);
  --tag-color: #e8c56d;
}

/* ── LIGHT MODE ── */
[data-theme="light"] {
  --bg: #f5f3ef;
  --bg-surface: #faf8f5;
  --bg-card: #ffffff;
  --text-primary: #1a1825;
  --text-secondary: #5a5670;
  --text-muted: #a09cb8;
  --accent: #8b5cf6;
  --accent-soft: rgba(139, 92, 246, 0.08);
  --accent-glow: rgba(139, 92, 246, 0.2);
  --border: rgba(0, 0, 0, 0.07);
  --border-accent: rgba(139, 92, 246, 0.3);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --tag-bg: rgba(139, 92, 246, 0.08);
  --tag-color: #7c3aed;
}

/* =========================================
   RESET & BASE
   ========================================= */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: "DM Mono", monospace;
  line-height: 1.6;
  transition:
    background var(--transition-speed) ease,
    color var(--transition-speed) ease;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Grain texture overlay */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 256px;
}

/* =========================================
   LAYOUT
   ========================================= */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* =========================================
   NAVIGATION
   ========================================= */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.25rem 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  transition:
    background var(--transition-speed) ease,
    border-color var(--transition-speed) ease;
}

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

.nav-logo {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.nav-logo span {
  color: var(--accent);
  font-style: italic;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: color 0.2s;
}

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

/* Theme Toggle Button */
.theme-toggle {
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  color: var(--accent);
  padding: 0.45rem 1rem;
  font-family: "DM Mono", monospace;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 2rem;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.theme-toggle:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

.toggle-icon {
  font-size: 0.85rem;
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
  padding: 10rem 0 6rem;
  position: relative;
}

/* Hero layout with photo */
.hero-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
}

.hero-text {
  min-width: 0;
}

/* Hero Photo */
.hero-photo-wrapper {
  flex-shrink: 0;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.6s forwards;
}

.hero-photo-frame {
  position: relative;
  width: 220px;
  height: 280px;
}

.hero-photo-frame::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: 0.6rem;
  background: linear-gradient(135deg, var(--accent), transparent 60%);
  z-index: 0;
}

.hero-photo-frame::after {
  content: "";
  position: absolute;
  bottom: -8px;
  right: -8px;
  width: 60%;
  height: 60%;
  border: 1px solid var(--border-accent);
  border-radius: 0.4rem;
  z-index: -1;
  transition: transform 0.3s ease;
}

.hero-photo-frame:hover::after {
  transform: translate(4px, 4px);
}

.hero-photo {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  border-radius: 0.5rem;
  filter: grayscale(20%);
  transition: filter 0.3s ease;
}

.hero-photo:hover {
  filter: grayscale(0%);
}

.hero-eyebrow {
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.1s forwards;
}

.hero-eyebrow::before {
  content: "";
  display: inline-block;
  width: 2.5rem;
  height: 1px;
  background: var(--accent);
}

.hero-name {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(3rem, 7vw, 5rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.2s forwards;
}

.hero-name em {
  font-style: italic;
  color: var(--accent);
}

.hero-tagline {
  font-size: 0.8rem;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.3s forwards;
}

.hero-roles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.4s forwards;
}

.role-tag {
  background: var(--tag-bg);
  color: var(--tag-color);
  border: 1px solid var(--border-accent);
  padding: 0.35rem 0.9rem;
  border-radius: 0.2rem;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
  transition: all 0.2s;
}

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

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.5s forwards;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
  border: none;
  padding: 0.75rem 1.75rem;
  font-family: "DM Mono", monospace;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  border-radius: 0.2rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.25s;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
  padding: 0.75rem 1.75rem;
  font-family: "DM Mono", monospace;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 0.2rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.25s;
}

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

/* Hero decorative line */
.hero-line {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 60%;
  background: linear-gradient(
    to bottom,
    transparent,
    var(--accent),
    transparent
  );
  opacity: 0.3;
}

/* =========================================
   SECTION SHARED
   ========================================= */
section {
  padding: 5rem 0;
  border-top: 1px solid var(--border);
}

.section-label {
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.section-label::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, var(--border-accent), transparent);
}

/* =========================================
   ABOUT SECTION
   ========================================= */
.about-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4rem;
  align-items: start;
}

/* About Photo */
.about-left {
  flex-shrink: 0;
}

.about-photo-wrapper {
  position: relative;
  width: 180px;
}

.about-photo-accent {
  position: absolute;
  top: 12px;
  left: 12px;
  width: 100%;
  height: 100%;
  border: 1px solid var(--border-accent);
  border-radius: 0.4rem;
  z-index: 0;
  transition: transform 0.3s ease;
}

.about-photo-wrapper:hover .about-photo-accent {
  transform: translate(4px, 4px);
}

.about-photo {
  position: relative;
  z-index: 1;
  width: 180px;
  height: 225px;
  object-fit: cover;
  object-position: center top;
  border-radius: 0.4rem;
  border: 1px solid var(--border-accent);
  filter: grayscale(25%);
  transition: filter 0.3s ease;
  display: block;
}

.about-photo:hover {
  filter: grayscale(0%);
}

.about-right {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.about-text p {
  font-size: 0.82rem;
  line-height: 1.9;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.about-text p strong {
  color: var(--text-primary);
  font-weight: 500;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 1.5rem;
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
}

.stat-card:hover {
  border-color: var(--border-accent);
  box-shadow: 0 0 20px var(--accent-soft);
}

.stat-number {
  font-family: "Cormorant Garamond", serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* =========================================
   EXPERIENCE SECTION
   ========================================= */
.timeline {
  position: relative;
  padding-left: 1.5rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5rem;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 3rem;
  opacity: 0;
  transform: translateX(-10px);
  animation: slideIn 0.5s ease forwards;
}

.timeline-item:nth-child(1) {
  animation-delay: 0.1s;
}
.timeline-item:nth-child(2) {
  animation-delay: 0.25s;
}
.timeline-item:nth-child(3) {
  animation-delay: 0.4s;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -1.5rem;
  top: 0.55rem;
  width: 7px;
  height: 7px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-glow);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.3rem;
}

.timeline-title {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
}

.timeline-date {
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  white-space: nowrap;
  padding-top: 0.2rem;
}

.timeline-org {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.timeline-desc {
  font-size: 0.78rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

/* =========================================
   PROJECTS SECTION
   ========================================= */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 2rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  display: block;
}

.project-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background: var(--accent);
  transition: height 0.3s ease;
}

.project-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.project-card:hover::before {
  height: 100%;
}

.project-number {
  font-family: "Cormorant Garamond", serif;
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.15;
  line-height: 1;
  margin-bottom: 1rem;
}

.project-title {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.project-desc {
  font-size: 0.75rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.project-tag {
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tag-color);
  background: var(--tag-bg);
  padding: 0.2rem 0.55rem;
  border-radius: 0.15rem;
}

/* =========================================
   SKILLS SECTION
   ========================================= */
.skills-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.skill-group-title {
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.skill-list {
  list-style: none;
}

.skill-list li {
  font-size: 0.78rem;
  color: var(--text-secondary);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  transition: color 0.2s;
}

.skill-list li:hover {
  color: var(--text-primary);
}

.skill-list li::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}

/* =========================================
   CONTACT SECTION
   ========================================= */
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-heading {
  font-family: "Cormorant Garamond", serif;
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.contact-heading em {
  font-style: italic;
  color: var(--accent);
}

.contact-text {
  font-size: 0.78rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.75rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  transition: all 0.25s;
}

.contact-link:hover {
  border-color: var(--border-accent);
  color: var(--accent);
  background: var(--accent-soft);
  padding-left: 1.5rem;
}

.contact-link-label {
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-left: auto;
}

/* =========================================
   FOOTER
   ========================================= */
footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--border);
}

footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy {
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.footer-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.65rem;
  color: var(--text-secondary);
}

.status-dot {
  width: 6px;
  height: 6px;
  background: #4ade80;
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}

/* =========================================
   ANIMATIONS
   ========================================= */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-12px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.3);
  }
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero-photo-wrapper {
    order: -1;
    display: flex;
    justify-content: center;
  }

  .hero-photo-frame {
    width: 160px;
    height: 200px;
  }
}

@media (max-width: 680px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about-left {
    display: flex;
    justify-content: center;
  }

  .contact-inner,
  .projects-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero-name {
    font-size: 3rem;
  }
  .nav-links {
    display: none;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}