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

:root {
  color-scheme: dark;
  --bg-deep: #030305;
  --bg-surface: rgba(15, 17, 26, 0.6);
  --bg-surface-hover: rgba(22, 25, 38, 0.8);
  --border: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 240, 255, 0.3);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --accent-cyan: #00F0FF;
  --accent-purple: #8A2BE2;
  --accent-pink: #FF007F;
  --glow-cyan: rgba(0, 240, 255, 0.4);
  --glow-purple: rgba(138, 43, 226, 0.4);
  font-family: 'Inter', system-ui, sans-serif;
  --heading-font: 'Outfit', sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--bg-deep);
  background-image: 
    radial-gradient(circle at 15% 0%, var(--glow-purple), transparent 40%),
    radial-gradient(circle at 85% 100%, var(--glow-cyan), transparent 40%);
  background-attachment: fixed;
  color: var(--text-main);
  line-height: 1.6;
}

/* Custom Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.1); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.2); }

.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

.hero {
  display: flex;
  align-items: center;
  gap: 3rem;
  margin-bottom: 4rem;
  animation: fadeInDown 0.8s ease-out;
}

.logo-container {
  flex-shrink: 0;
  position: relative;
}

.logo-container::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent-cyan);
  filter: blur(40px);
  opacity: 0.2;
  border-radius: 50%;
  z-index: -1;
  animation: pulse 4s infinite alternate;
}

.logo {
  width: 160px;
  height: auto;
  filter: drop-shadow(0 0 10px rgba(0, 240, 255, 0.5));
}

.hero-content {
  flex-grow: 1;
}

.eyebrow {
  font-family: var(--heading-font);
  text-transform: uppercase;
  letter-spacing: 0.4em;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
  font-size: 0.85rem;
  margin: 0 0 1rem;
}

.hero h1 {
  font-family: var(--heading-font);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin: 0 0 1.5rem;
  background: linear-gradient(to right, #fff, #a5b4fc);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.lead {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 700px;
  margin: 0;
}

/* Tabs */
.tabs {
  display: inline-flex;
  background: rgba(255, 255, 255, 0.03);
  padding: 0.5rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  margin-bottom: 2rem;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

.tab {
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: var(--heading-font);
  font-weight: 500;
  font-size: 1rem;
  padding: 0.75rem 2rem;
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

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

.tab.active {
  color: #fff;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(138, 43, 226, 0.2));
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: inset 0 0 20px rgba(138, 43, 226, 0.1);
}

.tab.active::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: 100px;
  padding: 2px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

/* Filters */
.filters-form {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 1.5rem;
  padding: 2rem;
  border-radius: 24px;
  background: var(--bg-surface);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
  margin-bottom: 3rem;
  animation: fadeIn 1s ease-out;
}

.filters-form label {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-family: var(--heading-font);
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
  flex: 1;
  min-width: 200px;
}

.filters-form input,
.filters-form select {
  width: 100%;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  padding: 0.8rem 1.2rem;
  border-radius: 12px;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.filters-form input:focus,
.filters-form select:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
  background: rgba(0, 240, 255, 0.05);
}

.filters-actions {
  display: flex;
  gap: 1rem;
  flex: 1;
  min-width: 250px;
}

button {
  font-family: var(--heading-font);
  font-weight: 600;
  border-radius: 12px;
  padding: 0.8rem 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1rem;
  flex: 1;
}

button.primary {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  color: white;
  border: none;
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}

button.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 240, 255, 0.5);
}

button.ghost {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--border);
}

button.ghost:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.2);
}

/* Projects Grid */
.projects {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}

.project-card {
  background: var(--bg-surface);
  border-radius: 20px;
  padding: 2rem;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  position: relative;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  backdrop-filter: blur(10px);
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  opacity: 0.5;
}

.project-card:hover {
  transform: translateY(-8px) scale(1.02);
  background: var(--bg-surface-hover);
  border-color: rgba(0, 240, 255, 0.3);
  box-shadow: 
    0 20px 40px rgba(0,0,0,0.4),
    0 0 20px rgba(0, 240, 255, 0.1);
}

.project-card:hover::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 20px;
  background: radial-gradient(800px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(255,255,255,0.06), transparent 40%);
  pointer-events: none;
}

.project-headline {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--heading-font);
}

.dot {
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--accent-cyan);
}

.project-card h2 {
  font-family: var(--heading-font);
  font-size: 1.4rem;
  margin: 0;
  font-weight: 600;
  color: #fff;
  line-height: 1.3;
}

.project-description {
  color: var(--text-muted);
  font-size: 0.95rem;
  flex-grow: 1;
  margin: 0;
}

.project-reason {
  color: var(--accent-cyan);
  font-size: 0.9rem;
  font-style: italic;
  margin: 0;
}

.meta-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.badge, .meta-chip {
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  font-family: var(--heading-font);
  letter-spacing: 0.02em;
}

.meta-chip {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text-muted);
}

.meta-chip.source {
  background: rgba(138, 43, 226, 0.1);
  border-color: rgba(138, 43, 226, 0.3);
  color: #d8b4fe;
}

.badge {
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.3);
  color: var(--accent-cyan);
}

.project-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.2rem;
  margin-top: 0.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.project-footer a {
  color: var(--accent-cyan);
  text-decoration: none;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s ease;
}

.project-footer a:hover {
  text-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
  transform: translateX(3px);
}

.footer {
  text-align: center;
  padding: 3rem 0;
  margin-top: 4rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.hidden { display: none !important; }

/* Animations */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes pulse {
  from { transform: scale(1); opacity: 0.1; }
  to { transform: scale(1.1); opacity: 0.3; }
}

/* Responsiveness */
@media (max-width: 768px) {
  .hero {
    flex-direction: column;
    text-align: center;
    gap: 1.5rem;
  }
  .hero h1 { font-size: 2.2rem; }
  .tabs { width: 100%; display: flex; }
  .tab { flex: 1; text-align: center; padding: 0.8rem; }
}