/* ====== Theme Variables ====== */
:root {
  --bg: #0b0f17;
  --bg2: #0e1420;
  --fg: #e8f0ff;
  --muted: #9fb0cc;
  --accent: #6ee7ff;
  --accent2: #7c5cff;
  --card: #121826;
  --glass: rgba(255, 255, 255, 0.06);
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

/* ====== Base Styles ====== */
* { box-sizing: border-box; }
html, body {
  height: 100%;
  margin: 0;
  font-family: ui-sans-serif, system-ui, sans-serif;
  color: var(--fg);
  background: radial-gradient(1200px 800px at 80% -10%, rgba(124,92,255,0.15), transparent 60%),
              radial-gradient(800px 600px at -10% 120%, rgba(110,231,255,0.12), transparent 60%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
  overflow-x: hidden;
  scroll-behavior: smooth;
}

/* ====== Containers ====== */
.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
  padding: 24px;
}

/* ====== Cards ====== */
.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.03));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 18px;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow);
}

.card.padded { padding: 18px; }

/* ====== Navigation ====== */
nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11,15,23,0.5);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.4px;
}

.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: conic-gradient(from 210deg, var(--accent2), var(--accent), var(--accent2));
  box-shadow: 0 6px 20px rgba(124,92,255,0.4);
}

.links { display: flex; gap: 10px; flex-wrap: wrap; }

a.btn, button.btn {
  text-decoration: none;
  color: var(--fg);
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.12);
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03));
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

a.btn:hover { transform: translateY(-2px); border-color: rgba(255,255,255,0.25); }

a.btn.primary {
  border: none;
  background: linear-gradient(90deg, var(--accent2), var(--accent));
  color: #0a0f16;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(110,231,255,0.25), 0 8px 24px rgba(124,92,255,0.18);
}

a.btn.ghost {
  background: transparent;
  border-color: rgba(255,255,255,0.14);
  color: var(--muted);
}

a.active { outline: 2px solid rgba(110,231,255,0.45); outline-offset: 2px; }

/* ====== Hero Section ====== */
.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: center;
  padding: 40px 0 24px;
}

.hero img {
  width: 220px;
  height: 220px;
  object-fit: cover;
  border-radius: 18px;
  box-shadow: var(--shadow);
  display: block;
  margin: auto;
}

h1 { font-size: clamp(28px, 6vw, 56px); line-height: 1.05; margin: 0 0 10px; letter-spacing: 0.3px; }
.gradient-text { background: linear-gradient(90deg, #e9f2ff, #b9c7ff, #96f8ff); -webkit-background-clip: text; color: transparent; }
p.lead { color: var(--muted); font-size: clamp(15px, 2.2vw, 18px); }

@media(max-width: 900px) {
  .hero { grid-template-columns: 1fr; text-align: center; }
  .hero img { width: 180px; height: 180px; margin-top: 20px; }
}

/* ====== Projects Grid ====== */
.grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 18px;
}

@media(max-width: 900px) { .grid { grid-template-columns: 1fr 1fr; } }
@media(max-width: 600px) { .grid { grid-template-columns: 1fr; } }

.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }

/* ====== Footer ====== */
footer {
  margin: 40px 0 20px;
  color: var(--muted);
  text-align: center;
  font-size: 13px;
}

/* ====== Animations ====== */
.reveal { opacity: 0; transform: translateY(12px) scale(.98); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

.animate-fade-in { animation: fadeIn 1.2s ease forwards; }
.animate-slide-up { animation: slideUp 1s ease forwards; }
.animate-bounce { animation: bounce 1.5s infinite; }
.animate-zoom-in { animation: zoomIn 1.2s ease forwards; }

@keyframes fadeIn { from { opacity:0; transform: translateY(20px); } to { opacity:1; transform: translateY(0); } }
@keyframes slideUp { from { opacity:0; transform: translateY(40px); } to { opacity:1; transform: translateY(0); } }
@keyframes bounce { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
@keyframes zoomIn { from { opacity:0; transform: scale(.8); } to { opacity:1; transform: scale(1); } }

/* ====== Contact Form ====== */
#contact {
  margin-top: 3em;
  padding: 30px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: var(--shadow);
}

#contact form { display: flex; flex-direction: column; gap: 14px; }
#contact input, #contact textarea {
  padding: 12px 16px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.05);
  color: var(--fg);
  font-size: 15px;
}
#contact input:focus, #contact textarea:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 10px rgba(110,231,255,.4);
}

#contact button {
  margin-top: 10px;
  padding: 12px 18px;
  border: none;
  border-radius: 12px;
  background: linear-gradient(90deg, var(--accent2), var(--accent));
  color: #0a0f16;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
#contact button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(110,231,255,.25),0 8px 24px rgba(124,92,255,.18);
}
#formMessage { margin-top: 10px; font-weight: 500; color: var(--accent); }

/* ====== Social Links ====== */
.social-links {
  display: flex;
  justify-content: center;
  gap: 1.5em;
  margin: 2em 0 1em 0;
}
.social-links a img {
  width: 38px;
  height: 38px;
  filter: grayscale(80%);
  opacity: 0.8;
  transition: filter 0.3s, opacity 0.3s, transform 0.2s;
}
.social-links a:hover img {
  filter: none;
  opacity: 1;
  transform: scale(1.08);
}

/* ====== Page Transition ====== */
.page-transition {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  background: linear-gradient(90deg, var(--accent2), var(--accent));
  transform: translateY(100%);
}
.page-transition.active { animation: swipe 0.6s ease forwards; }
@keyframes swipe { 0% { transform: translateY(100%); } 40%,60% { transform: translateY(0%); } 100% { transform: translateY(-100%); } }