@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@400;600;700;800&display=swap');

:root {
  --bg-dark: #090d16;
  --bg-card: #131b2e;
  --bg-card-hover: #1c2742;
  --border-color: rgba(255, 255, 255, 0.08);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --accent-cyan: #38bdf8;
  --accent-blue: #3b82f6;
  --accent-gradient: linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-subtle: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px -10px rgba(56, 189, 248, 0.2);
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

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

/* Header & Nav */
.header-container {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
}

.nav-wrapper {
  max-width: 1300px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.brand-logo svg {
  color: var(--accent-cyan);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
  position: relative;
  padding: 0.4rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-main);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-cyan);
  border-radius: 2px;
}

.exif-tool-btn {
  background: rgba(56, 189, 248, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.85rem;
  transition: all var(--transition-fast);
}

.exif-tool-btn:hover {
  background: var(--accent-cyan);
  color: var(--bg-dark);
  border-color: var(--accent-cyan);
  transform: translateY(-1px);
}

/* Main Container */
.main-content {
  flex: 1;
  max-width: 1300px;
  width: 100%;
  margin: 0 auto;
  padding: 2.5rem 2rem 5rem 2rem;
}

/* Portfolio Hero Header */
.portfolio-hero {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 3rem auto;
}

.portfolio-hero h1 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
  line-height: 1.2;
}

.portfolio-hero p {
  color: var(--text-muted);
  font-size: 1.1rem;
  line-height: 1.6;
}

/* Filter Bar */
.filter-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 3rem;
}

.filter-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 0.6rem 1.25rem;
  border-radius: 30px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--text-main);
}

.filter-btn.active {
  background: var(--accent-cyan);
  color: var(--bg-dark);
  border-color: var(--accent-cyan);
  font-weight: 600;
  box-shadow: 0 4px 15px -3px rgba(56, 189, 248, 0.4);
}

/* Portfolio Photo Grid */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.75rem;
}

.photo-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--bg-card);
  aspect-ratio: 4 / 3;
  box-shadow: var(--shadow-subtle);
  border: 1px solid var(--border-color);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-fast);
  cursor: pointer;
  display: block;
}

.photo-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
  border-color: rgba(56, 189, 248, 0.4);
}

.photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
  display: block;
}

.photo-card:hover img {
  transform: scale(1.06);
}

/* Hover Overlay displaying Photo Title */
.photo-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(9, 13, 22, 0.95) 0%, rgba(9, 13, 22, 0.6) 45%, rgba(9, 13, 22, 0) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.75rem;
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.photo-card:hover .photo-card-overlay {
  opacity: 1;
}

.photo-category-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  margin-bottom: 0.35rem;
  transform: translateY(12px);
  transition: transform var(--transition-smooth);
}

.photo-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.35;
  transform: translateY(12px);
  transition: transform var(--transition-smooth);
}

.photo-card:hover .photo-category-badge,
.photo-card:hover .photo-title {
  transform: translateY(0);
}

/* Links Page Styling */
.links-container {
  max-width: 680px;
  margin: 0 auto;
}

.links-header {
  text-align: center;
  margin-bottom: 3rem;
}

.links-avatar {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1.25rem auto;
  box-shadow: var(--shadow-glow);
  border: 2px solid var(--accent-cyan);
  display: block;
}

.links-header h1 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.links-header p {
  color: var(--text-muted);
  font-size: 1rem;
}

.links-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.link-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.link-card:hover {
  transform: translateY(-4px);
  border-color: rgba(56, 189, 248, 0.4);
  box-shadow: var(--shadow-glow);
}

.link-content {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.link-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.link-text-details h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.link-url-badge {
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  color: var(--accent-cyan);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

.link-text-details p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.4;
}

.link-arrow-svg {
  color: var(--text-muted);
  transition: transform var(--transition-fast), color var(--transition-fast);
  flex-shrink: 0;
}

.link-card:hover .link-arrow-svg {
  color: var(--accent-cyan);
  transform: translateX(4px);
}

/* Detail Page Layout */
.detail-container {
  max-width: 1200px;
  margin: 0 auto;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  margin-bottom: 2rem;
  transition: color var(--transition-fast);
}

.back-link:hover {
  color: var(--accent-cyan);
}

.photo-stage {
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #000;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
  border: 1px solid var(--border-color);
  margin-bottom: 3rem;
  text-align: center;
}

.photo-stage img {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  display: inline-block;
  vertical-align: middle;
}

.photo-meta-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 900px) {
  .photo-meta-grid {
    grid-template-columns: 1fr;
  }
}

.photo-description-section h1 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 1rem;
}

.photo-category-tag {
  display: inline-block;
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent-cyan);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  margin-bottom: 1.5rem;
}

.photo-markdown-body {
  color: #cbd5e1;
  font-size: 1.1rem;
  line-height: 1.8;
}

/* EXIF Sidebar Card */
.exif-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-subtle);
}

.exif-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
  color: var(--text-main);
}

.exif-card-header svg {
  color: var(--accent-cyan);
}

.exif-list {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.exif-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.92rem;
}

.exif-label {
  color: var(--text-muted);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.exif-value {
  font-weight: 600;
  color: var(--text-main);
  text-align: right;
}

.override-badge {
  font-size: 0.68rem;
  font-weight: 700;
  background: rgba(129, 140, 248, 0.2);
  color: #a5b4fc;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  margin-left: 0.4rem;
  vertical-align: middle;
}

/* About Page */
.about-hero {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 4rem;
}

@media (max-width: 850px) {
  .about-hero {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.about-avatar-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1;
  box-shadow: var(--shadow-glow);
  border: 2px solid rgba(56, 189, 248, 0.3);
}

.about-avatar-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-bio h1 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.about-subtitle {
  color: var(--accent-cyan);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.about-text {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #cbd5e1;
}

.awards-section {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border-color);
}

.awards-section h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 2rem;
}

.awards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.award-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 1.25rem;
  transition: transform var(--transition-fast);
}

.award-card:hover {
  transform: translateY(-4px);
  border-color: rgba(56, 189, 248, 0.3);
}

.award-badge-img {
  width: 70px;
  height: 70px;
  object-fit: contain;
  border-radius: 50%;
}

.award-details h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

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

/* Footer */
footer {
  border-top: 1px solid var(--border-color);
  background-color: #060910;
  padding: 2.5rem 2rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

footer a {
  color: var(--accent-cyan);
}

footer a:hover {
  text-decoration: underline;
}