/*
  Minimal, aesthetic, multi-page portfolio styling.
  - Smooth scroll reveal
  - Animated gradient + blobs
  - View Transitions (progressive enhancement)
*/

:root {
  --bg0: #070A12;
  --bg1: #0B1022;
  --card: rgba(255, 255, 255, 0.06);
  --card2: rgba(255, 255, 255, 0.10);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.70);
  --faint: rgba(255, 255, 255, 0.45);
  --stroke: rgba(255, 255, 255, 0.12);
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.55);

  --brandA: #7C3AED; /* violet */
  --brandB: #22D3EE; /* cyan */
  --brandC: #F97316; /* orange */

  --radius: 22px;
  --maxw: 1060px;

  --ease: cubic-bezier(.2, .8, .2, 1);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: radial-gradient(1000px 700px at 25% 15%, rgba(124, 58, 237, 0.18), transparent 55%),
              radial-gradient(900px 700px at 75% 20%, rgba(34, 211, 238, 0.14), transparent 55%),
              radial-gradient(900px 700px at 60% 85%, rgba(249, 115, 22, 0.10), transparent 55%),
              linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x: hidden;
}

/* Progressively enhanced multi-page transitions (Chromium) */
@supports (view-transition-name: main) {
  main { view-transition-name: main; }
  ::view-transition-old(main),
  ::view-transition-new(main) {
    animation-duration: 420ms;
    animation-timing-function: var(--ease);
  }
  ::view-transition-old(main) { animation-name: vt-fade-out; }
  ::view-transition-new(main) { animation-name: vt-fade-in; }
}

@keyframes vt-fade-out { from { opacity: 1; transform: translateY(0); } to { opacity: 0; transform: translateY(10px); } }
@keyframes vt-fade-in  { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

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

.container {
  width: min(var(--maxw), calc(100% - 48px));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: linear-gradient(180deg, rgba(7, 10, 18, 0.75), rgba(7, 10, 18, 0.35));
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 180px;
}

.logo {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: radial-gradient(12px 12px at 30% 30%, rgba(255,255,255,0.50), rgba(255,255,255,0.06)),
              linear-gradient(135deg, rgba(124,58,237,0.95), rgba(34,211,238,0.95));
  box-shadow: 0 18px 50px rgba(124,58,237,0.22);
  border: 1px solid rgba(255,255,255,0.15);
}

.brand h1 {
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.2px;
  font-weight: 650;
}
.brand p {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
}

.navlinks {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.navlinks a {
  position: relative;
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--muted);
  transition: transform 220ms var(--ease), background 220ms var(--ease), border-color 220ms var(--ease), color 220ms var(--ease);
}

.navlinks a:hover {
  transform: translateY(-1px);
  color: var(--text);
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.10);
}

.navlinks a[aria-current="page"] {
  color: var(--text);
  background: linear-gradient(135deg, rgba(124,58,237,0.22), rgba(34,211,238,0.18));
  border-color: rgba(255,255,255,0.14);
}

.hero {
  position: relative;
  padding: 62px 0 28px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: start;
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .brand { min-width: unset; }
}

.profile-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
}

.avatar {
  width: clamp(120px, 12vw, 172px);
  height: clamp(120px, 12vw, 172px);
  flex: 0 0 auto;
  border-radius: 22px;
  object-fit: cover;
  display: block;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.14);
  box-shadow:
    0 26px 80px rgba(0, 0, 0, 0.45),
    0 14px 46px rgba(124, 58, 237, 0.18);
}

@media (max-width: 420px) {
  .profile-row { gap: 12px; margin-bottom: 8px; }
  .avatar { width: 104px; height: 104px; border-radius: 18px; }
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
  color: var(--muted);
  font-size: 13px;
}

.kdot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brandA), var(--brandB));
  box-shadow: 0 0 0 4px rgba(124,58,237,0.15);
}

h2.title {
  margin: 16px 0 10px;
  font-size: clamp(34px, 4.2vw, 54px);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.gradient {
  background: linear-gradient(135deg, rgba(124,58,237,1), rgba(34,211,238,1), rgba(249,115,22,1));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}

.cta-row {
  display: flex;
  gap: 12px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
  transition: transform 220ms var(--ease), background 220ms var(--ease), border-color 220ms var(--ease);
  will-change: transform;
}

.button:hover {
  transform: translateY(-2px);
  background: rgba(255,255,255,0.09);
  border-color: rgba(255,255,255,0.20);
}

.button.primary {
  border-color: rgba(124, 58, 237, 0.45);
  background: linear-gradient(135deg, rgba(124,58,237,0.35), rgba(34,211,238,0.18));
}

.card {
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,0.07), rgba(255,255,255,0.04));
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow: var(--shadow);
}

.panel {
  padding: 18px;
}

.panel h3 {
  margin: 0 0 8px;
  font-size: 14px;
  color: rgba(255,255,255,0.82);
}

.panel p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

.stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 14px;
}

.stat {
  padding: 14px;
  border-radius: 18px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
}

.stat b {
  display: block;
  font-size: 18px;
  letter-spacing: -0.01em;
}

.stat span {
  display: block;
  color: var(--muted);
  margin-top: 4px;
  font-size: 12px;
}

.section {
  padding: 24px 0 64px;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 0 14px;
}

.section-head h3 {
  margin: 0;
  font-size: 18px;
  letter-spacing: -0.01em;
}

.section-head p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

@media (max-width: 980px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  .grid { grid-template-columns: 1fr; }
}

.tile {
  position: relative;
  overflow: hidden;
  padding: 18px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  transition: transform 260ms var(--ease), border-color 260ms var(--ease), background 260ms var(--ease);
  min-height: 150px;
}

.tile:hover {
  transform: translateY(-4px);
  border-color: rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.07);
}

.tile h4 {
  margin: 0 0 8px;
  font-size: 15px;
}

.tile p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  color: var(--muted);
  font-size: 12px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 11px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.78);
  font-size: 12px;
  transition: transform 220ms var(--ease), background 220ms var(--ease), border-color 220ms var(--ease), color 220ms var(--ease);
}

.chip:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.18);
  color: var(--text);
}

/* Icon-only links (contact + footer) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.icon {
  width: 18px;
  height: 18px;
  display: block;
}

.chip.icon-only {
  gap: 0;
  padding: 9px 10px;
  line-height: 0;
}

.footer .icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
  transition: transform 220ms var(--ease), background 220ms var(--ease), border-color 220ms var(--ease), color 220ms var(--ease);
}

.footer .icon-link:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.18);
  color: var(--text);
}

.contact-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.meta-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 6px;
}

.list {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.list li { margin: 7px 0; }

.footer {
  padding: 30px 0 56px;
  border-top: 1px solid rgba(255,255,255,0.06);
  color: var(--faint);
}

.footer a { color: var(--muted); }
.footer a:hover { color: var(--text); }

/* Animated blobs */
.blobs {
  position: absolute;
  inset: -120px -120px auto -120px;
  height: 540px;
  pointer-events: none;
  filter: blur(30px) saturate(1.1);
  opacity: 0.9;
}

.blob {
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.35), rgba(255,255,255,0.05)),
              linear-gradient(135deg, rgba(124,58,237,0.65), rgba(34,211,238,0.55));
  animation: floaty 10s var(--ease) infinite;
  mix-blend-mode: screen;
}

.blob.b2 {
  width: 360px;
  height: 360px;
  left: 58%;
  top: 40px;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.22), rgba(255,255,255,0.04)),
              linear-gradient(135deg, rgba(34,211,238,0.55), rgba(249,115,22,0.45));
  animation-duration: 13s;
}

.blob.b1 { left: 8%; top: 70px; }

@keyframes floaty {
  0%   { transform: translate3d(0, 0, 0) scale(1); }
  35%  { transform: translate3d(22px, -18px, 0) scale(1.05); }
  70%  { transform: translate3d(-16px, 14px, 0) scale(0.98); }
  100% { transform: translate3d(0, 0, 0) scale(1); }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 560ms var(--ease), transform 560ms var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .blob { animation: none; }
  .tile, .button, .navlinks a, .reveal { transition: none; }
  @supports (view-transition-name: main) {
    ::view-transition-old(main),
    ::view-transition-new(main) {
      animation: none;
    }
  }
}