/* =========================================================================
   ankitiqcode — Portfolio Stylesheet
   Design system: dark canvas, dual accent (cyan/violet), Space Grotesk
   display + Inter body + JetBrains Mono for data/labels.
   ========================================================================= */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
img, picture, video { display: block; max-width: 100%; height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
ul[role="list"], ol[role="list"] { list-style: none; }

/* ---------- Design tokens ---------- */
:root {
  /* Surfaces */
  --bg: #05060d;
  --bg-elevated: #0b0d1b;
  --surface: #12142a;
  --surface-2: #191c38;
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.18);

  /* Text */
  --text: #eef0fb;
  --muted: #8d92b3;
  --muted-2: #64698c;

  /* Accents */
  --cyan: #22d3ee;
  --cyan-dim: rgba(34, 211, 238, 0.12);
  --violet: #8b5cf6;
  --violet-dim: rgba(139, 92, 246, 0.12);
  --pink: #f43f9e;
  --success: #34d399;
  --error: #fb7185;

  --gradient-brand: linear-gradient(135deg, var(--cyan), var(--violet));

  /* Typography */
  --font-display: 'Space Grotesk', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;

  /* Spacing / layout */
  --container-w: min(92%, 1360px);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --section-pad: clamp(3.5rem, 7vw, 7rem);

  /* Motion */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast: 0.2s;
  --dur-base: 0.35s;
  --dur-slow: 0.7s;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Base ---------- */
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  font-size: clamp(1rem, 0.97rem + 0.15vw, 1.075rem);
}

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

h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; font-weight: 700; }

::selection { background: var(--cyan-dim); color: var(--cyan); }

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--gradient-brand); border-radius: 4px; }

/* Visible, high-contrast focus ring for keyboard users everywhere */
:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Skip link for keyboard/screen-reader users */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 2000;
  background: var(--cyan);
  color: var(--bg);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  transition: top var(--dur-fast) var(--ease);
}
.skip-link:focus { top: 1rem; }

/* Ambient background layers */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(34, 211, 238, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.035) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}
.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(110px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.16;
}
.bg-orb--1 { width: 34rem; height: 34rem; background: var(--violet); top: -10rem; left: -10rem; }
.bg-orb--2 { width: 26rem; height: 26rem; background: var(--pink); bottom: 8%; right: -6rem; }
.bg-orb--3 { width: 22rem; height: 22rem; background: var(--cyan); top: 42%; left: 28%; }

.container {
  width: var(--container-w);
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

section { padding-block: var(--section-pad); position: relative; z-index: 1; }

.section-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--cyan);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.85rem;
}
.section-label::before { content: '//'; opacity: 0.7; }

.section-title {
  font-size: clamp(1.75rem, 1.3rem + 2vw, 2.6rem);
  margin-bottom: 0.9rem;
  letter-spacing: -0.01em;
}

.section-divider {
  width: 3.5rem;
  height: 3px;
  background: var(--gradient-brand);
  border-radius: 2px;
  margin-bottom: clamp(2rem, 4vw, 3.25rem);
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Buttons (shared) ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.8rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid transparent;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.btn--primary { background: var(--gradient-brand); color: var(--bg); }
.btn--primary:hover, .btn--primary:focus-visible { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(34, 211, 238, 0.28); }
.btn--ghost { background: transparent; color: var(--text); border-color: var(--border-strong); }
.btn--ghost:hover, .btn--ghost:focus-visible { border-color: var(--cyan); color: var(--cyan); background: var(--cyan-dim); }

/* Reusable pill (social + contact links) */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.85rem;
  transition: border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.pill:hover, .pill:focus-visible { border-color: var(--cyan); color: var(--cyan); background: var(--cyan-dim); transform: translateY(-2px); }
.pill--icon { width: 42px; height: 42px; justify-content: center; font-size: 1.1rem; border-radius: 10px; }
.pill--label { padding: 0.55rem 1.05rem; }

/* ---------- Navbar ---------- */
.site-header { position: fixed; inset-inline: 0; top: 0; z-index: 1000; }
.navbar {
  padding-block: 1.15rem;
  transition: background var(--dur-base) var(--ease), padding var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease);
  border-bottom: 1px solid transparent;
}
.navbar.is-scrolled {
  background: rgba(5, 6, 13, 0.86);
  backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
  padding-block: 0.75rem;
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }

.brand {
  display: flex; align-items: center; gap: 0.65rem;
  font-family: var(--font-mono); font-size: 1.15rem; font-weight: 700;
}
.brand-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); animation: pulse 2.2s infinite; flex-shrink: 0; }
.brand-accent { color: var(--cyan); }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.4; transform: scale(1.4); } }

.nav-links {
  display: flex; align-items: center; gap: clamp(1rem, 2vw, 2rem);
  list-style: none;
}
.nav-links a:not(.btn) {
  font-size: 0.9rem; color: var(--muted);
  padding-block: 0.25rem;
  border-bottom: 2px solid transparent;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.nav-links a:not(.btn):hover,
.nav-links a:not(.btn):focus-visible,
.nav-links a[aria-current="page"] { color: var(--text); border-color: var(--cyan); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 0.4rem;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text); transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav-links {
    display: none;
    position: fixed;
    inset: 68px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1rem 1.25rem 1.75rem;
    background: rgba(5, 6, 13, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
  }
  .nav-links.is-open { display: flex; }
  .nav-links li { border-bottom: 1px solid var(--border); }
  .nav-links li:last-child { border-bottom: none; padding-top: 0.75rem; }
  .nav-links a:not(.btn) { display: block; padding: 0.9rem 0.25rem; border-bottom: none; }
  .nav-toggle { display: flex; }
}

/* ---------- Hero ---------- */
.hero {
  display: flex;
  align-items: center;
  padding-block: clamp(6rem, 12vw, 8rem) clamp(3rem, 8vw, 5rem);
}
.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.hero-tag {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--font-mono); font-size: 0.8rem;
  color: var(--cyan); border: 1px solid rgba(34, 211, 238, 0.3);
  padding: 0.4rem 0.9rem; border-radius: 100px;
  margin-bottom: 1.5rem;
  background: var(--cyan-dim);
}
.hero-tag .blink { animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

.hero-name {
  font-size: clamp(2.4rem, 1.7rem + 3.2vw, 4.25rem);
  margin-bottom: 0.6rem;
  letter-spacing: -0.02em;
}
.hero-name .highlight {
  background: var(--gradient-brand);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent;
}

.hero-role {
  font-size: clamp(1.1rem, 1rem + 0.6vw, 1.4rem);
  color: var(--muted); margin-bottom: 1.5rem;
  min-height: 2rem; font-family: var(--font-mono);
}
.type-cursor { display: inline-block; width: 2px; height: 1.1em; background: var(--cyan); margin-left: 2px; vertical-align: middle; animation: blink 0.8s infinite; }

.hero-desc { color: var(--muted); max-width: 46ch; margin-bottom: 2rem; }

.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.hero-socials { display: flex; gap: 0.85rem; align-items: center; flex-wrap: wrap; }

.hero-visual { position: relative; display: flex; justify-content: center; align-items: center; }
.hero-visual-glow {
  position: absolute; width: min(24rem, 80vw); aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.16) 0%, transparent 70%);
}
.hero-visual-ring {
  position: absolute; width: min(21.5rem, 74vw); aspect-ratio: 1;
  border-radius: 50%; border: 1px solid rgba(34, 211, 238, 0.22);
  animation: spin 22s linear infinite;
}
.hero-visual-ring::before {
  content: ''; position: absolute; top: -4px; left: 50%; translate: -50% 0;
  width: 8px; height: 8px; border-radius: 50%; background: var(--cyan);
}
@keyframes spin { to { transform: rotate(360deg); } }

.hero-photo {
  width: min(17.5rem, 60vw); aspect-ratio: 1;
  border-radius: 50%; object-fit: cover;
  border: 3px solid rgba(34, 211, 238, 0.35);
  position: relative; z-index: 1;
  background: var(--gradient-brand);
}

.hero-stat {
  position: absolute; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 0.8rem 1.1rem; backdrop-filter: blur(20px);
  z-index: 2; box-shadow: 0 12px 30px rgba(0,0,0,0.35);
}
.hero-stat--1 { bottom: 8%; left: -4%; }
.hero-stat--2 { top: 12%; right: -4%; }
.hero-stat-num { font-size: 1.35rem; font-weight: 700; color: var(--cyan); font-family: var(--font-mono); }
.hero-stat-label { font-size: 0.7rem; color: var(--muted); }

@media (max-width: 860px) {
  .hero {
    min-height: auto;
    align-items: flex-start;
  }
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-desc { margin-inline: auto; }
  .hero-cta, .hero-socials { justify-content: center; }
  .hero-visual { margin-top: 2rem; }
  .hero-stat--1 { left: 2%; }
  .hero-stat--2 { right: 2%; }
}

/* ---------- About ---------- */
.about { background: var(--bg-elevated); }
.about .container { display: grid; grid-template-columns: 0.85fr 1.4fr; gap: clamp(2.5rem, 6vw, 5.5rem); align-items: start; }

.about-photo-wrap { position: relative; }
.about-photo {
  width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: var(--radius-lg);
  filter: grayscale(15%) contrast(1.05);
  border: 1px solid var(--border);
  background: var(--surface);
}
.about-photo-frame { position: absolute; inset: -12px; border-radius: calc(var(--radius-lg) + 8px); border: 1px solid rgba(34, 211, 238, 0.22); z-index: -1; }

.about-copy p { color: var(--muted); margin-bottom: 2rem; max-width: 62ch; }

.tabs { border-bottom: 1px solid var(--border); margin-bottom: 1.5rem; display: flex; gap: 0.25rem; flex-wrap: wrap; }
.tab-btn {
  padding: 0.65rem 1.3rem; font-size: 0.9rem; font-weight: 600;
  color: var(--muted); background: none; border: none;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
  font-family: var(--font-body);
}
.tab-btn[aria-selected="true"] { color: var(--cyan); border-bottom-color: var(--cyan); }
.tab-btn:hover { color: var(--text); }

.tab-panel { display: none; }
.tab-panel:not([hidden]) { display: block; animation: fade-up 0.35s var(--ease); }
@keyframes fade-up { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.skills-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr)); gap: 0.75rem; }
.skill-chip {
  padding: 0.7rem 1rem; border-radius: var(--radius-sm);
  background: var(--surface); border: 1px solid var(--border);
  font-size: 0.85rem; color: var(--muted);
  display: flex; align-items: center; gap: 0.6rem;
  transition: border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.skill-chip:hover { border-color: var(--cyan); color: var(--text); background: var(--cyan-dim); }
.skill-chip i { color: var(--cyan); font-size: 0.9rem; flex-shrink: 0; }

.timeline { display: flex; flex-direction: column; }
.timeline-item { display: grid; grid-template-columns: 1.25rem 1fr; gap: 1rem; }
.timeline-marker { display: flex; flex-direction: column; align-items: center; }
.timeline-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--cyan); margin-top: 6px; flex-shrink: 0; }
.timeline-track { flex: 1; width: 1px; background: var(--border); min-height: 2rem; }
.timeline-body { padding-bottom: 1.35rem; }
.timeline-title { font-weight: 600; font-size: 0.92rem; margin-bottom: 0.2rem; }
.timeline-org { font-size: 0.82rem; color: var(--cyan); }
.timeline-date { font-size: 0.75rem; color: var(--muted); margin-top: 0.25rem; font-family: var(--font-mono); }

@media (max-width: 860px) { .about .container { grid-template-columns: 1fr; } }

/* ---------- Posts / Memories ---------- */
.memories { background: var(--bg); }

.memories-toggle {
  width: 100%;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1rem 1.5rem;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
  text-align: left;
}
.memories-toggle:hover { border-color: var(--cyan); box-shadow: 0 0 24px rgba(34, 211, 238, 0.1); }
.memories-toggle .section-title { margin: 0; }
.memories-toggle i { color: var(--cyan); font-size: 1.25rem; transition: transform var(--dur-base) var(--ease); }
.memories-toggle[aria-expanded="true"] i { transform: rotate(180deg); }

.post-feed { display: grid; gap: 2rem; margin-top: 1.5rem; grid-template-rows: 0fr; overflow: hidden; transition: grid-template-rows var(--dur-slow) var(--ease); }
.post-feed > .post-feed-inner { overflow: hidden; display: flex; flex-direction: column; gap: 2rem; min-height: 0; }
.post-feed.is-open { grid-template-rows: 1fr; }

.post-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; transition: transform var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
}
.post-card:hover { transform: translateY(-4px); border-color: rgba(34, 211, 238, 0.3); box-shadow: 0 14px 34px rgba(34, 211, 238, 0.08); }

.post-header { display: flex; align-items: center; gap: 1rem; padding: 1.25rem; }
.post-avatar { width: 3.4rem; height: 3.4rem; border-radius: 50%; object-fit: cover; border: 2px solid var(--cyan); flex-shrink: 0; }
.post-user h3 { font-size: 1rem; }
.post-user p { font-size: 0.8rem; color: var(--muted); }

.post-content { padding: 0 1.25rem 1rem; }
.post-content h4 { color: var(--text); margin-bottom: 0.75rem; font-size: 1.15rem; }
.post-content p { color: var(--muted); }

.post-image { background: var(--bg-elevated); }
.post-image img { width: 100%; height: auto; max-height: 44rem; object-fit: contain; transition: transform var(--dur-base) var(--ease); }
.post-image img:hover { transform: scale(1.01); }

.post-footer {
  display: flex; justify-content: space-between; gap: 0.75rem; flex-wrap: wrap;
  padding: 1rem 1.25rem; border-top: 1px solid var(--border);
  color: var(--muted); font-size: 0.85rem;
}
.post-footer i { color: var(--cyan); margin-right: 0.35rem; }

/* ---------- Services ---------- */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 15.5rem), 1fr)); gap: 1.5rem; }

.service-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 2rem 1.6rem; transition: transform var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
}
.service-card:hover { transform: translateY(-6px); border-color: rgba(34, 211, 238, 0.32); box-shadow: 0 22px 44px rgba(0,0,0,0.4); }

.service-icon {
  width: 3.2rem; height: 3.2rem; border-radius: 12px;
  background: linear-gradient(135deg, var(--cyan-dim), var(--violet-dim));
  border: 1px solid rgba(34, 211, 238, 0.22);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; color: var(--cyan); margin-bottom: 1.25rem;
}
.service-card h3 { font-size: 1.05rem; margin-bottom: 0.6rem; }
.service-card p { font-size: 0.88rem; color: var(--muted); }

/* ---------- Portfolio ---------- */
.portfolio { background: var(--bg-elevated); }

.filter-bar { display: flex; gap: 0.65rem; margin-bottom: clamp(1.75rem, 4vw, 2.5rem); flex-wrap: wrap; }
.filter-btn {
  padding: 0.5rem 1.15rem; border-radius: 100px; font-size: 0.85rem; font-weight: 500;
  border: 1px solid var(--border); background: transparent; color: var(--muted);
  transition: border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
  font-family: var(--font-body);
}
.filter-btn[aria-pressed="true"], .filter-btn:hover { border-color: var(--cyan); color: var(--cyan); background: var(--cyan-dim); }

.projects-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr)); gap: 1.5rem; }

.project-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; transition: transform var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
}
.project-card.is-hidden { display: none; }
.project-card:hover { transform: translateY(-6px); border-color: rgba(34, 211, 238, 0.32); box-shadow: 0 24px 54px rgba(0,0,0,0.5); }

.project-media { position: relative; overflow: hidden; aspect-ratio: 16 / 10; background: var(--bg-elevated); }
.project-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s var(--ease); }
.project-card:hover .project-media img { transform: scale(1.08); }

.project-overlay {
  position: absolute; inset: 0; background: rgba(5, 6, 13, 0.86);
  display: flex; align-items: center; justify-content: center; gap: 0.6rem; flex-wrap: wrap;
  padding: 1rem; opacity: 0; transition: opacity var(--dur-base) var(--ease);
}
.project-card:hover .project-overlay,
.project-card:focus-within .project-overlay { opacity: 1; }

.project-overlay-btn {
  padding: 0.5rem 0.95rem; border-radius: 6px; font-size: 0.8rem; font-weight: 600;
  display: inline-flex; align-items: center; gap: 0.4rem;
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.project-overlay-btn--fill { background: var(--cyan); color: var(--bg); border: none; }
.project-overlay-btn--fill:hover, .project-overlay-btn--fill:focus-visible { background: #fff; }
.project-overlay-btn--outline { background: transparent; color: var(--text); border: 1px solid var(--border-strong); }
.project-overlay-btn--outline:hover, .project-overlay-btn--outline:focus-visible { border-color: var(--cyan); color: var(--cyan); }

.project-body { padding: 1.5rem; }
.project-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.75rem; }
.tag {
  padding: 0.25rem 0.7rem; border-radius: 100px; font-size: 0.72rem; font-weight: 500;
  background: var(--cyan-dim); color: var(--cyan); border: 1px solid rgba(34, 211, 238, 0.22);
}
.project-body h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.project-body p { font-size: 0.85rem; color: var(--muted); }

/* ---------- Technical skills ---------- */
.skills-proficiency { background: var(--bg); }
.skill-bars { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr)); gap: 0.5rem 4rem; }

.skill-bar { margin-bottom: 1.1rem; }
.skill-bar-head { display: flex; justify-content: space-between; margin-bottom: 0.5rem; font-size: 0.85rem; }
.skill-bar-head .name { color: var(--text); }
.skill-bar-head .value { color: var(--cyan); font-family: var(--font-mono); }
.skill-bar-track { height: 6px; background: var(--surface); border-radius: 3px; overflow: hidden; }
.skill-bar-fill {
  height: 100%; border-radius: 3px;
  background: var(--gradient-brand);
  width: 0%; transition: width 1.1s var(--ease);
}

/* ---------- Contact ---------- */
.contact { background: var(--bg-elevated); }
.contact .container { display: grid; grid-template-columns: 0.95fr 1.5fr; gap: clamp(2.5rem, 5vw, 4rem); align-items: start; }

.contact-list { display: flex; flex-direction: column; gap: 1.15rem; margin-bottom: 1.5rem; }
.contact-item {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1.15rem; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-md); transition: border-color var(--dur-fast) var(--ease);
}
.contact-item:hover { border-color: var(--cyan); }
.contact-icon {
  width: 2.6rem; height: 2.6rem; border-radius: 10px; flex-shrink: 0;
  background: var(--cyan-dim); border: 1px solid rgba(34, 211, 238, 0.22);
  display: flex; align-items: center; justify-content: center;
  color: var(--cyan); font-size: 1rem;
}
.contact-label { font-size: 0.75rem; color: var(--muted); margin-bottom: 0.2rem; }
.contact-value { font-size: 0.92rem; font-weight: 500; word-break: break-word; }

.contact-socials { display: flex; gap: 0.65rem; flex-wrap: wrap; }

.contact-form {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: clamp(1.5rem, 3vw, 2.25rem);
}
.contact-form h3 { margin-bottom: 1.5rem; font-size: 1.1rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: 0.82rem; color: var(--muted); margin-bottom: 0.5rem; }
.form-group input,
.form-group textarea {
  width: 100%; padding: 0.8rem 1rem;
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text); font-size: 0.92rem;
  transition: border-color var(--dur-fast) var(--ease); resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--cyan); outline: none; }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--muted-2); }

/* Honeypot field — hidden from sighted + AT users, catches bots */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-submit {
  width: 100%; padding: 0.9rem; border-radius: var(--radius-sm); border: none;
  background: var(--gradient-brand); color: var(--bg); font-weight: 700; font-size: 0.95rem;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
}
.form-submit:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(34, 211, 238, 0.3); }
.form-submit:disabled { opacity: 0.7; cursor: progress; }

.form-msg { text-align: center; font-size: 0.85rem; margin-top: 0.85rem; min-height: 1.2rem; }
.form-msg--success { color: var(--success); }
.form-msg--error { color: var(--error); }

@media (max-width: 860px) {
  .contact .container { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */
.site-footer { padding-block: 2.5rem; border-top: 1px solid var(--border); background: var(--bg); }
.site-footer .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.site-footer p { font-size: 0.85rem; color: var(--muted); }
.footer-brand { font-weight: 700; font-family: var(--font-mono); font-size: 0.95rem; }
.footer-brand span { color: var(--cyan); }
.footer-github { color: var(--muted); font-size: 1.2rem; transition: color var(--dur-fast) var(--ease); }
.footer-github:hover, .footer-github:focus-visible { color: var(--cyan); }

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 999;
  width: 2.75rem; height: 2.75rem; border-radius: 10px;
  background: var(--gradient-brand); border: none; color: var(--bg); font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: translateY(20px); pointer-events: none;
  transition: opacity var(--dur-base) var(--ease), transform var(--dur-base) var(--ease);
  box-shadow: 0 12px 28px rgba(0,0,0,0.35);
}
.back-to-top.is-visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.back-to-top:hover { transform: translateY(-4px); }

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Large monitor refinement ---------- */
@media (min-width: 1700px) {
  :root { --container-w: min(88%, 1520px); }
  .hero-desc { max-width: 52ch; }
}