@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Montserrat:wght@300;400;600;700&display=swap');

:root {
  --bg: #f5f4ef;
  --surface: #fcfbf9;
  --card: #ffffff;
  --text: #2c2f33;
  --text-muted: #6b7280;
  --accent: #6f95c4;
  --accent-contrast: #ffffff;
  --warning: #d6b341;
  --border: rgba(130, 100, 60, 0.45);
  --grid: rgba(0, 0, 0, 0.04);
  --shadow: 5px 5px 0px rgba(60, 64, 67, 0.15);
  --radius: 2px;
}

[data-theme="dark"] {
  --bg: #0b101e;
  --surface: #10172a;
  --card: #1e293b;
  --text: #cbd5e1;
  --text-muted: #94a3b8;
  --accent: #38bdf8;
  --accent-contrast: #0b101e;
  --warning: #f59e0b;
  --border: rgba(56, 189, 248, 0.35);
  --grid: rgba(56, 189, 248, 0.05);
  --shadow: 0 0 15px rgba(56, 189, 248, 0.1);
}

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

body {
  background-color: var(--bg);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 30px 30px;
  color: var(--text);
  font-family: 'Montserrat', sans-serif;
  line-height: 1.6;
  padding: 32px 20px;
  position: relative;
  min-height: 100vh;
}

body::before {
  content: "DATA_NODE_SEC_9 // SYSTEM_ONLINE // PORTFOLIO_PROFLIE_SYS";
  position: absolute;
  top: 10px;
  left: 20px;
  color: var(--text-muted);
  font-family: 'Share Tech Mono', monospace;
  font-size: 12px;
  opacity: 0.6;
  letter-spacing: 2px;
  z-index: -1;
}

.head-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto 40px;
  border-bottom: 2px solid var(--border);
  padding-bottom: 15px;
}

.back-btn a {
  font-family: 'Share Tech Mono', monospace;
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  text-transform: uppercase;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-block;
}

.back-btn a::before {
  content: "<_ ";
  color: var(--accent);
}

.back-btn a:hover {
  text-decoration: underline;
  color: var(--accent);
}

.lang-switch {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.lang-switch select {
  font-family: 'Share Tech Mono', monospace;
  background: var(--card);
  color: var(--text);
  border: 2px solid var(--border);
  padding: 0 8px;
  text-transform: uppercase;
  font-size: 14px;
  cursor: pointer;
  box-shadow: 3px 3px 0px rgba(60, 64, 67, 0.2);
  height: 36px;
  line-height: 32px;
  margin: 0;
  display: block;
  box-sizing: border-box;
}

.theme-toggle {
  background: var(--card);
  border: 2px solid var(--border);
  color: var(--text);
  font-family: 'Share Tech Mono', monospace;
  padding: 0;
  cursor: pointer;
  font-size: 14px;
  box-shadow: 3px 3px 0px rgba(60, 64, 67, 0.2);
  transition: all 0.2s;
  height: 36px;
  width: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  box-sizing: border-box;
}

.theme-toggle:hover {
  background: var(--accent);
  color: var(--accent-contrast);
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px rgba(60, 64, 67, 0.2);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 0;
}

.card {
  height: auto;
  background: var(--card);
  padding: 35px 40px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: visible;
  min-height: 200px;
}

.card .sp-label {
  display: none;
}

.card::before {
  display: none;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 10px 10px 0px rgba(60, 64, 67, 0.1);
  border-color: var(--accent);
}

.card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(100%) contrast(110%);
  transition: filter 0.3s ease;
  position: relative;
  z-index: 1;
}

.card:hover img,
.card.in-view img {
  filter: grayscale(0%) contrast(100%);
}

.sp-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: visible;
  z-index: 0;
}

.sp-label {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--bg);
  border: 1px solid rgba(130, 100, 60, 0.4);
  padding: 2px 8px;
  font-size: 10px;
  font-family: 'Share Tech Mono', monospace;
  color: rgba(130, 100, 60, 0.75);
  z-index: 2;
  letter-spacing: 1px;
  pointer-events: none;
}

.sp-corner {
  position: absolute;
  width: 40px;
  height: 40px;
  pointer-events: none;
  z-index: 1;
}

.sp-corner--tl {
  top: 0;
  left: 0;
}

.sp-corner--tr {
  top: 0;
  right: 0;
}

.sp-corner--bl {
  bottom: 0;
  left: 0;
}

.sp-corner--br {
  bottom: 0;
  right: 0;
}

.sp-corner circle {
  fill: rgba(130, 100, 60, 0.15);
  stroke: rgba(130, 100, 60, 0.45);
  stroke-width: 1.5;
}

.sp-corner line {
  stroke: rgba(130, 100, 60, 0.4);
  stroke-width: 1.5;
}

.sp-frame rect,
.sp-frame line {
  vector-effect: non-scaling-stroke;
}

.sp-gear {
  position: absolute;
  pointer-events: none;
  opacity: 0.15;
  animation: sp-spin 20s linear infinite;
  z-index: 0;
}

.sp-gear--large {
  width: 56px;
  height: 56px;
  bottom: -14px;
  left: -16px;
  animation-duration: 20s;
}

.sp-gear--small {
  width: 34px;
  height: 34px;
  top: 10px;
  right: -10px;
  animation-duration: 12s;
  animation-direction: reverse;
}

@keyframes sp-spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

[data-theme="dark"] .card {
  background: rgba(30, 41, 59, 0.5);
}

[data-theme="dark"] .sp-label {
  border-color: rgba(56, 189, 248, 0.3);
  color: rgba(56, 189, 248, 0.6);
}

[data-theme="dark"] .sp-corner circle {
  fill: rgba(56, 189, 248, 0.15);
  stroke: rgba(56, 189, 248, 0.3);
}

[data-theme="dark"] .sp-corner line {
  stroke: rgba(56, 189, 248, 0.35);
}

[data-theme="dark"] .sp-frame rect,
[data-theme="dark"] .sp-frame line {
  stroke: rgba(56, 189, 248, 0.35);
}

[data-theme="dark"] .sp-gear path {
  fill: rgba(56, 189, 248, 0.9);
}

[data-theme="dark"] .sp-gear circle:first-of-type {
  fill: var(--bg);
}

[data-theme="dark"] .sp-gear circle:last-of-type {
  fill: rgba(56, 189, 248, 0.3);
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(11, 16, 30, 0.95);
  backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 40px;
}

.modal.hidden {
  display: none;
}

.modal img {
  max-width: 90%;
  max-height: 90%;
  border: 3px solid var(--border);
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
  background: var(--surface);
}

.modal .close {
  position: absolute;
  top: 30px;
  right: 40px;
  background: var(--warning);
  color: var(--text);
  border: 2px solid var(--border);
  width: 45px;
  height: 45px;
  font-size: 24px;
  cursor: pointer;
  box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.2);
}

.modal .nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--card);
  color: var(--text);
  border: 2px solid var(--border);
  width: 60px;
  height: 60px;
  font-size: 24px;
  cursor: pointer;
  box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.2);
  transition: all 0.2s;
}

.modal .nav:hover {
  background: var(--accent);
  color: var(--accent-contrast);
}

.modal .prev {
  left: 40px;
}

.modal .next {
  right: 40px;
}

[data-theme="dark"] .card,
[data-theme="dark"] .back-btn a,
[data-theme="dark"] select,
[data-theme="dark"] .theme-toggle,
[data-theme="dark"] .modal .nav,
[data-theme="dark"] .modal .close {
  box-shadow: none;
  border-width: 1px;
  border-color: var(--accent);
  background: transparent;
  color: var(--accent);
}

[data-theme="dark"] .card:hover,
[data-theme="dark"] .back-btn a:hover,
[data-theme="dark"] .theme-toggle:hover,
[data-theme="dark"] .modal .nav:hover {
  background: rgba(56, 189, 248, 0.1);
  box-shadow: inset 0 0 10px rgba(56, 189, 248, 0.3);
  text-shadow: 0 0 5px var(--accent);
  transform: none;
}

[data-theme="dark"] .card img {
  filter: grayscale(100%) brightness(0.8) contrast(1.2);
}

[data-theme="dark"] .card:hover img,
[data-theme="dark"] .card.in-view img {
  filter: sepia(100%) hue-rotate(180deg) saturate(150%) brightness(100%);
}

@media (max-width: 768px) {
  body {
    padding: 60px 10px 30px;
  }

  .gallery {
    grid-template-columns: 1fr;
    padding: 0 10px;
  }

  .modal {
    padding: 20px;
  }

  .modal .nav {
    width: 40px;
    height: 40px;
    font-size: 18px;
  }

  .modal .prev {
    left: 10px;
  }

  .modal .next {
    right: 10px;
  }
}