/* ══════════════════════════════════════════════════════════════════
   STYLE.CSS — DevSamiSan Portfolio — Ultimate Edition
   Architecture: Design Tokens → Base → Components → Sections → Utils
   Theme: Ultra-dark default + polished light mode
══════════════════════════════════════════════════════════════════ */

/* ── 0. RESET & BOX MODEL ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

/* ── 1. DESIGN TOKENS ─────────────────────────────────────────── */
:root {
  /* Accent palette */
  --accent:        #7C6AFA;
  --accent-light:  #A89BFB;
  --accent-dark:   #5e4bdb;
  --accent-glow:   rgba(124,106,250,0.28);
  --accent-glow-strong: rgba(124,106,250,0.5);

  /* Functional colors */
  --success: #4ade80;
  --error:   #f87171;
  --warning: #fbbf24;

  /* Typography */
  --font-display: 'Playfair Display', serif;
  --font-body:    'DM Sans', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  /* Spacing scale */
  --sp-1: 4px;   --sp-2: 8px;   --sp-3: 12px;  --sp-4: 16px;
  --sp-5: 20px;  --sp-6: 24px;  --sp-8: 32px;  --sp-10: 40px;
  --sp-12: 48px; --sp-16: 64px; --sp-20: 80px; --sp-24: 96px;

  /* Border radius */
  --r-xs: 4px;  --r-sm: 8px;  --r-md: 16px;
  --r-lg: 24px; --r-xl: 36px; --r-full: 9999px;

  /* Transitions */
  --tr-fast:   0.18s ease;
  --tr-mid:    0.35s cubic-bezier(.4,0,.2,1);
  --tr-slow:   0.6s  cubic-bezier(.4,0,.2,1);
  --tr-spring: 0.5s  cubic-bezier(0.34, 1.56, 0.64, 1);
  --tr-elastic:0.7s  cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Z-index scale */
  --z-base: 1; --z-card: 10; --z-sticky: 100;
  --z-nav: 1000; --z-modal: 2000; --z-cursor: 9999; --z-loader: 99999;
}

/* ── DARK THEME (default) ─────────────────────────────────────── */
[data-theme="dark"] {
  --bg:             #0D0D12;
  --bg-2:           #0A0A10;
  --bg-card:        #13131B;
  --bg-card-hover:  #191926;
  --bg-elevated:    #1E1E2E;
  --border:         rgba(255,255,255,0.06);
  --border-subtle:  rgba(255,255,255,0.03);
  --border-hover:   rgba(124,106,250,0.5);
  --text-primary:   #F0F0F8;
  --text-secondary: #8888A8;
  --text-muted:     #484860;
  --navbar-bg:      rgba(13,13,18,0.85);
  --input-bg:       #0F0F18;
  --input-border:   rgba(255,255,255,0.08);
  --shadow-sm:      0 2px 12px rgba(0,0,0,0.3);
  --shadow-card:    0 8px 40px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.04);
  --shadow-glow:    0 0 80px var(--accent-glow);
  --shadow-glow-lg: 0 0 140px rgba(124,106,250,0.2);
}

/* ── LIGHT THEME ──────────────────────────────────────────────── */
[data-theme="light"] {
  --bg:             #F7F7FB;
  --bg-2:           #EFEFF6;
  --bg-card:        #FFFFFF;
  --bg-card-hover:  #F4F4FC;
  --bg-elevated:    #EEEEF8;
  --border:         rgba(0,0,0,0.06);
  --border-subtle:  rgba(0,0,0,0.03);
  --border-hover:   rgba(124,106,250,0.6);
  --text-primary:   #0D0D18;
  --text-secondary: #4A4A6A;
  --text-muted:     #9090B8;
  --navbar-bg:      rgba(247,247,251,0.88);
  --input-bg:       #F0F0FA;
  --input-border:   rgba(0,0,0,0.08);
  --shadow-sm:      0 2px 12px rgba(0,0,0,0.06);
  --shadow-card:    0 4px 32px rgba(0,0,0,0.08);
  --shadow-glow:    0 0 60px rgba(124,106,250,0.12);
  --shadow-glow-lg: 0 0 100px rgba(124,106,250,0.1);
}

/* ── 2. GLOBAL BASE ───────────────────────────────────────────── */
body {
  font-family: var(--font-body);
  background:  var(--bg);
  color:       var(--text-primary);
  transition:  background var(--tr-slow), color var(--tr-slow);
  cursor: none;
  min-height: 100vh;
  overflow-x: hidden;
}
@media (pointer: coarse) {
  body { cursor: auto; }
  #cursor-dot, #cursor-ring, #cursor-label { display: none !important; }
}

a { color: inherit; text-decoration: none; }
em { font-style: italic; color: var(--accent-light); }
img, svg, video { display: block; max-width: 100%; }
button { cursor: none; font-family: var(--font-body); }
@media (pointer: coarse) { button { cursor: pointer; } }
::selection { background: var(--accent); color: #fff; }

/* ── 3. SCROLLBAR ─────────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: var(--r-full);
  opacity: 0.5;
}
::-webkit-scrollbar-thumb:hover { opacity: 1; }

/* ── 4. SCROLL PROGRESS BAR ──────────────────────────────────── */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-light), var(--accent));
  background-size: 200% auto;
  z-index: calc(var(--z-nav) + 1);
  transition: width 0.1s linear;
  animation: shimmerBar 2.5s linear infinite;
  pointer-events: none;
  box-shadow: 0 0 10px var(--accent-glow-strong);
}
@keyframes shimmerBar {
  0%   { background-position: 200% center; }
  100% { background-position: -200% center; }
}

/* ── 5. PAGE LOADER ───────────────────────────────────────────── */
#page-loader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: var(--z-loader);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
#page-loader.done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.loader-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.loader-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  opacity: 0;
  animation: loaderFadeIn 0.4s ease 0.1s forwards;
}
.loader-bracket { color: var(--accent); }
.loader-bar-wrap {
  width: 160px;
  height: 3px;
  background: var(--border);
  border-radius: var(--r-full);
  overflow: hidden;
  opacity: 0;
  animation: loaderFadeIn 0.3s ease 0.3s forwards;
}
.loader-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  border-radius: var(--r-full);
  animation: loaderProgress 0.9s cubic-bezier(.4,0,.2,1) 0.4s forwards;
  box-shadow: 0 0 12px var(--accent-glow-strong);
}
@keyframes loaderFadeIn { to { opacity: 1; } }
@keyframes loaderProgress { to { width: 100%; } }

/* ── 6. NOISE OVERLAY ─────────────────────────────────────────── */
#noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: calc(var(--z-loader) - 1);
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px;
}
[data-theme="light"] #noise-overlay { opacity: 0.012; }

/* ── 7. PARTICLE CANVAS ───────────────────────────────────────── */
#particle-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.7;
  transition: opacity var(--tr-slow);
}
[data-theme="light"] #particle-canvas { opacity: 0.25; }

/* ── 8. CUSTOM CURSOR ─────────────────────────────────────────── */
#cursor-dot {
  position: fixed;
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%,-50%);
  transition: width var(--tr-fast), height var(--tr-fast), background var(--tr-fast), opacity var(--tr-fast);
  mix-blend-mode: normal;
}
#cursor-ring {
  position: fixed;
  width: 36px; height: 36px;
  border: 1.5px solid rgba(124,106,250,0.6);
  border-radius: 50%;
  pointer-events: none;
  z-index: calc(var(--z-cursor) - 1);
  transform: translate(-50%,-50%);
  transition: width 0.25s ease, height 0.25s ease, opacity 0.2s ease;
  opacity: 0.6;
}
#cursor-label {
  position: fixed;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  background: var(--accent);
  padding: 4px 10px;
  border-radius: var(--r-full);
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(10px, 10px);
  opacity: 0;
  transition: opacity var(--tr-fast);
  white-space: nowrap;
}
body.cursor-hover #cursor-ring {
  width: 56px; height: 56px;
  opacity: 1;
  border-color: var(--accent-light);
}
body.cursor-hover #cursor-dot { width: 4px; height: 4px; }
body.cursor-link #cursor-label { opacity: 1; }
body.cursor-btn  #cursor-ring  { width: 60px; height: 60px; border-color: var(--accent); border-width: 2px; }

/* ── 9. NAVBAR ────────────────────────────────────────────────── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  background: var(--navbar-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--tr-slow), border-color var(--tr-slow), box-shadow var(--tr-mid), top 0.3s ease;
}
#navbar.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 4px 40px rgba(0,0,0,0.2);
}
#navbar.nav-hidden { top: -100px; }

.nav-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--sp-6);
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-6);
}

/* Logo */
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 2px;
  transition: opacity var(--tr-fast), transform var(--tr-fast);
  flex-shrink: 0;
}
.nav-logo:hover { opacity: 0.8; transform: scale(0.97); }
.logo-bracket { color: var(--accent); }
.logo-name    { color: var(--text-primary); margin: 0 2px; }

/* Desktop Nav Links */
.nav-links {
  display: flex;
  gap: 4px;
  list-style: none;
  flex: 1;
  justify-content: center;
}
@media (max-width: 767px) { .nav-links { display: none; } }

.nav-links a {
  padding: 7px 16px;
  border-radius: var(--r-full);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--tr-fast), background var(--tr-fast);
  position: relative;
  white-space: nowrap;
}
.nav-links a:hover  { color: var(--text-primary); background: var(--border); }
.nav-links a.active {
  color: var(--accent-light);
  background: var(--accent-glow);
}

/* Nav Controls */
.nav-controls { display: flex; align-items: center; gap: var(--sp-2); flex-shrink: 0; }

.nav-btn {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: border-color var(--tr-fast), background var(--tr-fast), color var(--tr-fast), transform var(--tr-spring);
}
.nav-btn:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
  color: var(--accent-light);
  transform: rotate(20deg) scale(1.05);
}

/* Hamburger */
#hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px; height: 38px;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: transparent;
  padding: var(--sp-2);
  transition: border-color var(--tr-fast), background var(--tr-fast);
}
#hamburger:hover { border-color: var(--accent); background: var(--accent-glow); }
#hamburger span {
  display: block;
  width: 100%; height: 1.5px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--tr-mid), opacity var(--tr-fast), width var(--tr-mid);
  transform-origin: center;
}
#hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
#hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
#hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
@media (max-width: 767px) { #hamburger { display: flex; } }

/* Mobile Menu */
#mobile-menu {
  background: var(--navbar-bg);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  padding: var(--sp-4) var(--sp-6) var(--sp-6);
  animation: slideDown 0.28s cubic-bezier(.4,0,.2,1);
}
#mobile-menu[hidden] { display: none; }
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0);      }
}
#mobile-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
#mobile-links a {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 12px var(--sp-4);
  border-radius: var(--r-sm);
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--tr-fast), background var(--tr-fast), transform var(--tr-fast);
}
#mobile-links a:hover {
  color: var(--text-primary);
  background: var(--border);
  transform: translateX(4px);
}
.mobile-link-icon { font-size: 0.9rem; }

/* ── 10. SECTIONS — SHARED ────────────────────────────────────── */
section {
  padding: 120px var(--sp-6);
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: var(--z-base);
}
#home, #contact {
  max-width: 100%;
  padding-left: 0;
  padding-right: 0;
  overflow: hidden;
}
#about, #projects, #skills, #timeline, #testimonials {
  max-width: 1200px;
}

.section-header {
  text-align: center;
  margin-bottom: 72px;
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
  padding: 5px 16px;
  border: 1px solid rgba(124,106,250,0.3);
  border-radius: var(--r-full);
  background: var(--accent-glow);
}
.section-label::before {
  content: '';
  width: 4px; height: 4px;
  background: var(--accent);
  border-radius: 50%;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.025em;
  margin-bottom: 16px;
  color: var(--text-primary);
}
.section-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── 11. REVEAL ANIMATIONS ────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.75s ease, transform 0.75s cubic-bezier(.22,1,.36,1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left  { transform: translateX(-36px); }
.reveal-right { transform: translateX(36px); }
.reveal-scale { transform: scale(0.92); }
.reveal-left.visible,
.reveal-right.visible,
.reveal-scale.visible { transform: none; }

/* ── 12. HERO SECTION ─────────────────────────────────────────── */
#home {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 0 var(--sp-6);
  background: var(--bg);
}

/* Background orbs */
.hero-bg-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(80px);
}
.hero-orb-1 {
  width: 700px; height: 700px;
  top: -200px; left: -100px;
  background: radial-gradient(circle, rgba(124,106,250,0.18) 0%, transparent 65%);
  animation: orbFloat 10s ease-in-out infinite;
}
.hero-orb-2 {
  width: 500px; height: 500px;
  bottom: -100px; right: 200px;
  background: radial-gradient(circle, rgba(94,75,219,0.12) 0%, transparent 65%);
  animation: orbFloat 14s ease-in-out infinite reverse;
}
@keyframes orbFloat {
  0%,100% { transform: translate(0, 0) scale(1); }
  33%     { transform: translate(30px, -20px) scale(1.05); }
  66%     { transform: translate(-20px, 15px) scale(0.98); }
}

/* Grid lines */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border-subtle) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-subtle) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, black 0%, transparent 80%);
  z-index: 0;
}

/* Hero content */
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding: 100px 0 80px;
  margin: 0 auto 0 max(24px, calc(50vw - 600px));
}

/* Badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  padding: 5px 14px 5px 10px;
  margin-bottom: 28px;
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
}
.hero-badge::before { content: "📍"; font-size: 0.9rem; }

/* Hero heading */
.hero-heading {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
}
.hero-greeting {
  font-size: 0.28em;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.hero-name {
  color: var(--text-primary);
  position: relative;
  display: inline-block;
  background: linear-gradient(135deg, var(--text-primary) 40%, var(--accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Typewriter */
.hero-typewriter {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: clamp(1rem, 2.2vw, 1.25rem);
  font-weight: 500;
  margin-bottom: 24px;
  min-height: 1.8em;
}
.tw-prefix { color: var(--text-secondary); }
.tw-word {
  color: var(--accent-light);
  font-weight: 600;
}
.tw-cursor {
  color: var(--accent);
  font-weight: 300;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 0%,100% { opacity:1; } 50% { opacity:0; } }

/* Hero bio */
.hero-bio {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 560px;
}

/* Stats */
.hero-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  margin-bottom: 40px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  backdrop-filter: blur(8px);
}
.stat-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 80px;
}
.stat-icon { font-size: 1rem; margin-bottom: 4px; }
.stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}
@media (max-width: 500px) {
  .hero-stats { gap: 20px; padding: 18px; }
  .stat-value  { font-size: 1.5rem; }
}

/* CTA buttons */
.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--r-full);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  border: none;
  transition: transform var(--tr-spring), box-shadow var(--tr-fast), background var(--tr-fast);
  box-shadow: 0 4px 24px var(--accent-glow), 0 1px 0 rgba(255,255,255,0.15) inset;
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--tr-fast);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px var(--accent-glow-strong);
  background: var(--accent-dark);
}
.btn-primary:hover::before { opacity: 1; }
.btn-primary:active { transform: translateY(-1px); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border: 1.5px solid var(--border);
  color: var(--text-primary);
  border-radius: var(--r-full);
  font-weight: 500;
  font-size: 0.9rem;
  transition: border-color var(--tr-fast), color var(--tr-fast), background var(--tr-fast), transform var(--tr-spring);
  background: var(--bg-card);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent-light);
  background: var(--accent-glow);
  transform: translateY(-2px);
}

/* Social icons */
.hero-social {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.social-link {
  width: 44px; height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: border-color var(--tr-fast), color var(--tr-fast), transform var(--tr-spring), background var(--tr-fast), box-shadow var(--tr-fast);
  background: var(--bg-card);
  backdrop-filter: blur(8px);
}
.social-link:hover {
  border-color: var(--accent);
  color: var(--accent-light);
  transform: translateY(-4px) scale(1.05);
  background: var(--accent-glow);
  box-shadow: 0 8px 24px var(--accent-glow);
}
.social-link svg { width: 18px; height: 18px; }

/* Avatar orb */
.hero-avatar-wrap {
  position: absolute;
  right: clamp(24px, 6vw, 100px);
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
}
@media (max-width: 960px) { .hero-avatar-wrap { display: none; } }

.hero-avatar {
  width: 300px; height: 300px;
  border-radius: 42% 58% 55% 45% / 48% 52% 60% 40%;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 50%, #3a2db0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 7rem;
  font-weight: 900;
  color: rgba(255,255,255,0.9);
  position: relative;
  box-shadow:
    0 0 80px var(--accent-glow),
    0 0 160px rgba(124,106,250,0.12),
    0 32px 80px rgba(0,0,0,0.3);
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
  animation: avatarFloat 7s ease-in-out infinite;
}
@keyframes avatarFloat {
  0%,100% { transform: translateY(0) rotate(0deg); border-radius: 42% 58% 55% 45% / 48% 52% 60% 40%; }
  25%     { transform: translateY(-12px) rotate(1deg); border-radius: 58% 42% 45% 55% / 52% 48% 40% 60%; }
  75%     { transform: translateY(8px) rotate(-1deg); border-radius: 38% 62% 52% 48% / 44% 56% 50% 50%; }
}

.avatar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(124,106,250,0.3);
  pointer-events: none;
}
.ring-1 {
  inset: -20px;
  animation: ringRotate 12s linear infinite;
  border-style: dashed;
}
.ring-2 {
  inset: -40px;
  animation: ringRotate 20s linear infinite reverse;
  opacity: 0.4;
  border-style: dotted;
}
@keyframes ringRotate { to { transform: rotate(360deg); } }

/* Orbit dot */
.avatar-orbit {
  position: absolute;
  inset: -30px;
  border-radius: 50%;
  animation: ringRotate 8s linear infinite;
}
.orbit-dot {
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  box-shadow: 0 0 12px var(--accent);
}

/* Floating tech badges */
.float-badge {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 6px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  backdrop-filter: blur(12px);
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
  animation: badgeFloat 5s ease-in-out infinite;
}
.fb-1 { top: -10px;  left:  -40px; animation-delay: 0s;    }
.fb-2 { top: 50px;   right: -50px; animation-delay: 1.2s;  }
.fb-3 { bottom: 30px;left:  -50px; animation-delay: 0.7s;  }
.fb-4 { bottom: -10px; right: -40px; animation-delay: 2s;  }
@keyframes badgeFloat {
  0%,100% { transform: translateY(0); }
  50%     { transform: translateY(-8px); }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0.4;
  transition: opacity var(--tr-fast);
  z-index: 2;
  text-decoration: none;
}
.scroll-indicator:hover { opacity: 0.8; }
.scroll-mouse {
  width: 22px; height: 36px;
  border: 2px solid var(--text-muted);
  border-radius: 11px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 6px;
}
.scroll-wheel {
  width: 4px; height: 8px;
  background: var(--accent);
  border-radius: 2px;
  animation: scrollBounce 1.8s ease-in-out infinite;
}
.scroll-text {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}
@keyframes scrollBounce {
  0%,100% { transform: translateY(0); opacity: 1; }
  80%     { transform: translateY(10px); opacity: 0.3; }
}

/* ── 13. ABOUT SECTION ────────────────────────────────────────── */
.about-wrap {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: start;
}
@media (max-width: 900px) {
  .about-wrap { grid-template-columns: 1fr; gap: 48px; }
}

.about-text { display: flex; flex-direction: column; gap: 20px; }
.about-text p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
}
.about-text p strong { color: var(--accent-light); font-weight: 600; }

.about-right { display: flex; flex-direction: column; gap: 32px; }

/* Facts chips */
.about-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.fact-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: border-color var(--tr-fast), color var(--tr-fast), transform var(--tr-spring), background var(--tr-fast);
}
.fact-chip:hover {
  border-color: var(--accent);
  color: var(--accent-light);
  background: var(--accent-glow);
  transform: translateY(-2px);
}
.fact-chip-icon { font-size: 1rem; }

/* Skill rings */
.about-rings {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.ring-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 24px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  transition: border-color var(--tr-fast), transform var(--tr-spring);
}
.ring-item:hover { border-color: var(--border-hover); transform: translateY(-4px); }
.ring-canvas-wrap { position: relative; }
.ring-canvas-wrap canvas { display: block; }
.ring-percent {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
}
.ring-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ── 14. PROJECTS SECTION ─────────────────────────────────────── */
/* Filter Tabs */
.filter-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 48px;
}
.filter-tab {
  padding: 8px 20px;
  border-radius: var(--r-full);
  font-size: 0.83rem;
  font-weight: 500;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  transition: all var(--tr-fast);
  position: relative;
  overflow: hidden;
}
.filter-tab::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent);
  opacity: 0;
  transition: opacity var(--tr-fast);
  z-index: -1;
}
.filter-tab:hover { border-color: var(--accent); color: var(--text-primary); }
.filter-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-glow);
}

/* Project Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}
@media (max-width: 420px) { .projects-grid { grid-template-columns: 1fr; } }

/* Project Card */
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--tr-mid), box-shadow var(--tr-mid);
  position: relative;
  will-change: transform;
  cursor: none;
  transform-style: preserve-3d;
}
.project-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card), 0 0 60px var(--accent-glow);
}
.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(124,106,250,0.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--tr-mid);
  pointer-events: none;
  z-index: 1;
}
.project-card:hover::before { opacity: 1; }

/* Card gradient banner */
.card-banner {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.8rem;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
  transition: height var(--tr-mid);
}
.card-banner::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, var(--bg-card));
}
.card-banner-bg {
  position: absolute;
  inset: 0;
  opacity: 0.8;
  transition: transform var(--tr-slow), opacity var(--tr-slow);
}
.project-card:hover .card-banner-bg { transform: scale(1.06); opacity: 1; }

.card-banner-icon {
  position: relative;
  z-index: 2;
  font-size: 3.5rem;
  filter: drop-shadow(0 4px 16px rgba(0,0,0,0.3));
  transition: transform var(--tr-spring);
}
.project-card:hover .card-banner-icon { transform: scale(1.12) translateY(-4px); }

/* Status + Featured badges */
.card-badges {
  position: absolute;
  top: 14px;
  right: 14px;
  left: 14px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  z-index: 3;
}
.card-featured {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--r-full);
  background: rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
}
.card-status {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--r-full);
  backdrop-filter: blur(8px);
  border: 1px solid transparent;
}
.card-status.live     { background: rgba(74,222,128,0.18); color: #4ade80; border-color: rgba(74,222,128,0.3); }
.card-status.wip      { background: rgba(251,191,36,0.18); color: #fbbf24; border-color: rgba(251,191,36,0.3); }
.card-status.archived { background: rgba(148,163,184,0.18); color: #94a3b8; border-color: rgba(148,163,184,0.3); }

/* Card body */
.card-body {
  padding: 22px 26px 26px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.card-year {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.card-category {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
}
.card-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  line-height: 1.2;
  transition: color var(--tr-fast);
}
.project-card:hover .card-title { color: var(--accent-light); }
.card-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
}
.card-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.card-tag {
  font-size: 0.7rem;
  font-weight: 500;
  font-family: var(--font-mono);
  padding: 3px 10px;
  border-radius: var(--r-full);
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--bg);
  transition: border-color var(--tr-fast), color var(--tr-fast);
}
.project-card:hover .card-tag { border-color: rgba(124,106,250,0.25); color: var(--text-secondary); }

/* Card footer */
.card-footer {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-light);
  transition: gap var(--tr-fast), color var(--tr-fast);
  flex: 1;
}
.card-link svg { width: 14px; height: 14px; transition: transform var(--tr-spring); }
.card-link:hover { color: var(--text-primary); }
.card-link:hover svg { transform: translateX(4px); }

.card-repo {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  transition: border-color var(--tr-fast), color var(--tr-fast);
}
.card-repo:hover { border-color: var(--accent); color: var(--accent-light); }

/* ── 15. SKILLS SECTION ───────────────────────────────────────── */
#skills { padding: 120px var(--sp-6); }

#skills-filter { margin-bottom: 40px; }

.skills-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
  max-width: 960px;
  margin: 0 auto;
}

.skill-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 20px 24px;
  transition: border-color var(--tr-fast), transform var(--tr-fast), box-shadow var(--tr-fast);
  position: relative;
  overflow: hidden;
}
.skill-item::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--skill-color, var(--accent));
  border-radius: 0 2px 2px 0;
  opacity: 0;
  transition: opacity var(--tr-fast);
}
.skill-item:hover {
  border-color: var(--border-hover);
  transform: translateX(6px);
  box-shadow: var(--shadow-sm);
}
.skill-item:hover::before { opacity: 1; }

.skill-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  gap: 10px;
}
.skill-name-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}
.skill-icon { font-size: 1rem; }
.skill-name {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
}
.skill-cat {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--skill-color, var(--accent));
  background: rgba(124,106,250,0.1);
  padding: 2px 9px;
  border-radius: var(--r-full);
  white-space: nowrap;
}
.skill-pct {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-muted);
  text-align: right;
  margin-bottom: 6px;
}
.skill-bar-bg {
  height: 5px;
  background: var(--border);
  border-radius: var(--r-full);
  overflow: hidden;
}
.skill-bar-fill {
  height: 100%;
  border-radius: var(--r-full);
  background: linear-gradient(90deg, var(--skill-color, var(--accent)), var(--accent-light));
  width: 0%;
  transition: width 1.4s cubic-bezier(.4,0,.2,1);
  box-shadow: 0 0 10px var(--accent-glow);
}

/* ── 16. TIMELINE SECTION ─────────────────────────────────────── */
.timeline-wrap {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 8px 0;
}

/* Vertical line */
.timeline-wrap::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--border) 8%, var(--border) 92%, transparent);
}
@media (min-width: 640px) {
  .timeline-wrap::before { left: 50%; transform: translateX(-50%); }
}

.timeline-item {
  display: flex;
  gap: 32px;
  margin-bottom: 48px;
  position: relative;
  align-items: flex-start;
  padding-left: 72px;
}
@media (min-width: 640px) {
  .timeline-item { padding-left: 0; }
  .timeline-item:nth-child(odd)  { flex-direction: row-reverse; padding-right: 0; }
  .timeline-item:nth-child(even) { flex-direction: row;         }
  .timeline-item > .tl-content   { width: calc(50% - 60px); }
}

/* Node dot */
.tl-node {
  position: absolute;
  left: 18px;
  top: 6px;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--tl-color, var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  flex-shrink: 0;
  box-shadow: 0 0 0 4px var(--bg), 0 0 20px var(--tl-glow, var(--accent-glow));
  transition: transform var(--tr-spring), box-shadow var(--tr-fast);
}
@media (min-width: 640px) {
  .tl-node { left: 50%; transform: translateX(-50%); top: 8px; }
}
.timeline-item:hover .tl-node { transform: translateX(-50%) scale(1.2); }
.tl-node-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--tl-color, var(--accent));
}

/* Year badge */
.tl-year {
  display: none;
  font-size: 0.72rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

/* Content card */
.tl-content {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 24px 28px;
  transition: border-color var(--tr-fast), box-shadow var(--tr-fast), transform var(--tr-spring);
  position: relative;
}
.timeline-item:hover .tl-content {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-card);
  transform: translateY(-3px);
}
.tl-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.tl-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
}
.tl-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: var(--r-full);
  flex-shrink: 0;
}
.tl-badge.work      { background: rgba(124,106,250,0.15); color: var(--accent-light); border: 1px solid rgba(124,106,250,0.3); }
.tl-badge.education { background: rgba(6,182,212,0.15); color: #67e8f9; border: 1px solid rgba(6,182,212,0.3); }
.tl-badge.milestone { background: rgba(251,191,36,0.15); color: #fde68a; border: 1px solid rgba(251,191,36,0.3); }

.tl-company {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--tl-color, var(--accent));
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.tl-company::before {
  content: '';
  width: 14px; height: 1.5px;
  background: currentColor;
  border-radius: 2px;
}
.tl-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 14px;
}
.tl-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.tl-tag {
  font-size: 0.68rem;
  font-weight: 500;
  font-family: var(--font-mono);
  padding: 2px 9px;
  border-radius: var(--r-full);
  border: 1px solid var(--border);
  color: var(--text-muted);
}
.tl-year-stamp {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.tl-current-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.65rem;
  color: var(--success);
  background: rgba(74,222,128,0.12);
  border: 1px solid rgba(74,222,128,0.25);
  padding: 2px 8px;
  border-radius: var(--r-full);
  margin-left: 8px;
}
.tl-current-dot {
  width: 5px; height: 5px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}

/* ── 17. TESTIMONIALS ─────────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}
.testi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 28px 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color var(--tr-fast), transform var(--tr-spring), box-shadow var(--tr-fast);
  position: relative;
}
.testi-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.testi-quote {
  position: absolute;
  top: 20px; right: 24px;
  font-size: 3rem;
  font-family: var(--font-display);
  color: var(--accent);
  opacity: 0.15;
  line-height: 1;
  font-weight: 900;
  user-select: none;
}
.testi-stars {
  display: flex;
  gap: 3px;
}
.testi-star { color: #fbbf24; font-size: 0.9rem; }
.testi-text {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.75;
  font-style: italic;
  flex: 1;
}
.testi-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.testi-avatar {
  width: 44px; height: 44px;
  border-radius: var(--r-md);
  background: var(--accent-glow);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-light);
  flex-shrink: 0;
}
.testi-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}
.testi-role {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 1px;
}

/* ── 18. CONTACT SECTION ──────────────────────────────────────── */
#contact {
  padding: 120px var(--sp-6);
  position: relative;
}

.contact-glow {
  position: absolute;
  width: 700px; height: 700px;
  bottom: -200px; right: -150px;
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
  filter: blur(60px);
}
.contact-glow-2 {
  position: absolute;
  width: 500px; height: 500px;
  top: -100px; left: -100px;
  background: radial-gradient(ellipse, rgba(94,75,219,0.12) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
  filter: blur(60px);
}

.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.65fr;
  gap: 48px;
  max-width: 1040px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
@media (max-width: 880px) { .contact-wrap { grid-template-columns: 1fr; } }

/* Info Panel */
.contact-info {
  padding: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  display: flex;
  flex-direction: column;
  gap: 20px;
  box-shadow: var(--shadow-sm);
}
.contact-info-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}
.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--r-md);
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: border-color var(--tr-fast), color var(--tr-fast), transform var(--tr-spring), background var(--tr-fast);
}
.contact-item:hover {
  border-color: var(--accent);
  color: var(--accent-light);
  transform: translateX(4px);
  background: var(--accent-glow);
}
.ci-icon { color: var(--accent); flex-shrink: 0; }
.ci-arrow { margin-left: auto; color: var(--text-muted); transition: transform var(--tr-spring); }
.contact-item:hover .ci-arrow { transform: translateX(4px); color: var(--accent); }

.contact-social {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.availability-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--success);
  padding: 12px 18px;
  background: rgba(74,222,128,0.07);
  border: 1px solid rgba(74,222,128,0.2);
  border-radius: var(--r-md);
  margin-top: 4px;
}
.avail-dot {
  width: 8px; height: 8px;
  background: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(74,222,128,0.6);
  animation: pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes pulse {
  0%,100% { box-shadow: 0 0 8px rgba(74,222,128,0.6); }
  50%      { box-shadow: 0 0 18px rgba(74,222,128,0.9), 0 0 30px rgba(74,222,128,0.3); }
}

.contact-mini-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: auto;
  padding-top: 8px;
}
.cms-item {
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 12px 14px;
  text-align: center;
}
.cms-value {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  background: linear-gradient(135deg, var(--text-primary), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.cms-label {
  font-size: 0.68rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

/* Form Panel */
.contact-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}
@media (max-width: 500px) { .contact-form-wrap { padding: 24px; } }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 580px) { .form-row { grid-template-columns: 1fr; } }

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}
.form-group label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
}
.req     { color: var(--accent); }
.optional {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-muted);
  font-size: 0.75rem;
}

.input-wrap { position: relative; }
.input-wrap input,
.input-wrap textarea,
.input-wrap select {
  width: 100%;
  padding: 13px 16px;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--r-md);
  font-family: var(--font-body);
  font-size: 0.93rem;
  color: var(--text-primary);
  transition: border-color var(--tr-fast), box-shadow var(--tr-fast), background var(--tr-fast);
  outline: none;
  resize: vertical;
  -webkit-appearance: none;
}
.input-wrap input::placeholder,
.input-wrap textarea::placeholder { color: var(--text-muted); }
.input-wrap input:focus,
.input-wrap textarea:focus,
.input-wrap select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: var(--bg-card);
}
.input-wrap input.error,
.input-wrap textarea.error { border-color: var(--error); box-shadow: 0 0 0 3px rgba(248,113,113,0.2); }

.select-wrap { position: relative; }
.select-wrap select { padding-right: 40px; cursor: pointer; }
.select-arrow {
  position: absolute;
  right: 14px; top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--text-muted);
}

.textarea-wrap textarea { min-height: 130px; }

.field-error {
  font-size: 0.77rem;
  color: var(--error);
  min-height: 1em;
  display: block;
}
.char-counter {
  font-size: 0.73rem;
  color: var(--text-muted);
  text-align: right;
  font-family: var(--font-mono);
}
.char-counter.near-limit { color: var(--warning); }
.char-counter.at-limit   { color: var(--error); }

/* File Drop Zone */
.file-drop-zone {
  position: relative;
  border: 2px dashed var(--input-border);
  border-radius: var(--r-lg);
  padding: 28px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--tr-fast), background var(--tr-fast);
  background: var(--input-bg);
}
.file-drop-zone:hover,
.file-drop-zone.drag-over {
  border-color: var(--accent);
  background: var(--accent-glow);
}
.file-drop-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  width: 100%; height: 100%;
  cursor: pointer;
  border: none;
  background: transparent;
  box-shadow: none;
  padding: 0;
}
.file-drop-ui { pointer-events: none; }
.file-icon-wrap {
  width: 52px; height: 52px;
  background: var(--accent-glow);
  border: 1px solid rgba(124,106,250,0.25);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  color: var(--accent);
  transition: transform var(--tr-spring);
}
.file-drop-zone:hover .file-icon-wrap { transform: scale(1.1) translateY(-2px); }
.file-drop-ui p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; }
.file-drop-ui strong { color: var(--accent-light); }
.file-hint { font-size: 0.75rem !important; color: var(--text-muted) !important; margin-top: 4px; }

.file-preview-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 10px;
}
.file-preview-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  font-size: 0.82rem;
  color: var(--text-secondary);
  animation: slideUp 0.2s ease;
}
@keyframes slideUp { from { opacity:0; transform: translateY(8px); } to { opacity:1; transform: none; } }
.file-preview-item .fp-icon { font-size: 1rem; flex-shrink: 0; }
.file-preview-item .fp-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-preview-item .fp-size { color: var(--text-muted); white-space: nowrap; font-family: var(--font-mono); font-size: 0.75rem; }
.file-preview-item .fp-remove {
  background: none; border: none;
  color: var(--text-muted);
  font-size: 1rem; line-height: 1;
  padding: 2px 4px;
  border-radius: var(--r-sm);
  transition: color var(--tr-fast), background var(--tr-fast);
  cursor: pointer;
}
.file-preview-item .fp-remove:hover { color: var(--error); background: rgba(248,113,113,0.1); }

/* Submit Button */
.btn-submit {
  width: 100%;
  padding: 16px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--r-full);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: background var(--tr-fast), transform var(--tr-spring), box-shadow var(--tr-fast);
  box-shadow: 0 4px 24px var(--accent-glow);
  margin-top: 8px;
  position: relative;
  overflow: hidden;
}
.btn-submit::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--tr-fast);
}
.btn-submit:hover:not(:disabled) {
  background: var(--accent-dark);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px var(--accent-glow-strong);
}
.btn-submit:hover::before { opacity: 1; }
.btn-submit:active:not(:disabled) { transform: translateY(-1px); }
.btn-submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.btn-submit-icon { transition: transform var(--tr-spring); }
.btn-submit:hover .btn-submit-icon { transform: translateX(4px) rotate(20deg); }

/* Spinner */
.spinner {
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Feedback */
#form-feedback {
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: var(--r-md);
  font-size: 0.9rem;
  font-weight: 500;
  text-align: center;
  animation: fadeIn 0.3s ease;
}
@keyframes fadeIn { from { opacity:0; transform: translateY(8px); } to { opacity:1; transform:none; } }
#form-feedback.success {
  background: rgba(74,222,128,0.1);
  border: 1px solid rgba(74,222,128,0.3);
  color: var(--success);
}
#form-feedback.error {
  background: rgba(248,113,113,0.1);
  border: 1px solid rgba(248,113,113,0.3);
  color: var(--error);
}

/* ── 19. FOOTER ───────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 60px var(--sp-6) 36px;
  position: relative;
  overflow: hidden;
}
.footer-glow {
  position: absolute;
  width: 600px; height: 400px;
  bottom: -200px; left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  filter: blur(60px);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-5);
  text-align: center;
  position: relative;
  z-index: 1;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  opacity: 0.6;
  transition: opacity var(--tr-fast);
}
.footer-logo:hover { opacity: 1; }
.footer-social {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-nav a {
  font-size: 0.83rem;
  color: var(--text-muted);
  padding: 5px 12px;
  border-radius: var(--r-full);
  transition: color var(--tr-fast), background var(--tr-fast);
}
.footer-nav a:hover { color: var(--text-primary); background: var(--border); }
.footer-divider {
  width: 60px; height: 1px;
  background: var(--border);
  border-radius: var(--r-full);
}
footer p { font-size: 0.83rem; color: var(--text-muted); }
.footer-sub strong { color: var(--accent-light); }
.heart { color: #f87171; display: inline-block; animation: heartbeat 1.5s ease-in-out infinite; }
@keyframes heartbeat {
  0%,100% { transform: scale(1); }
  30%     { transform: scale(1.25); }
  60%     { transform: scale(1.1); }
}

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 46px; height: 46px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px var(--accent-glow);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--tr-mid), transform var(--tr-spring), background var(--tr-fast), box-shadow var(--tr-fast);
  pointer-events: none;
  z-index: var(--z-sticky);
}
.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.back-to-top:hover {
  background: var(--accent-dark);
  box-shadow: 0 8px 32px var(--accent-glow-strong);
  transform: translateY(-3px);
}

/* ── 20. EASTER EGG TOAST ─────────────────────────────────────── */
#easter-egg-toast {
  position: fixed;
  bottom: 90px; right: 24px;
  background: var(--bg-card);
  border: 1px solid var(--accent);
  border-radius: var(--r-lg);
  padding: 16px 20px;
  max-width: 320px;
  font-size: 0.9rem;
  color: var(--text-primary);
  box-shadow: 0 8px 40px var(--accent-glow), var(--shadow-card);
  z-index: var(--z-modal);
  animation: toastSlide 0.4s cubic-bezier(.34,1.56,.64,1);
}
#easter-egg-toast[hidden] { display: none; }
@keyframes toastSlide {
  from { opacity: 0; transform: translateX(40px) scale(0.9); }
  to   { opacity: 1; transform: none; }
}

/* ── 21. MAGNETIC BUTTON ─────────────────────────────────────── */
.magnetic-btn { will-change: transform; }

/* ── 22. UTILITIES ────────────────────────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* Glow pulse utility */
@keyframes glowPulse {
  0%,100% { box-shadow: 0 0 20px var(--accent-glow); }
  50%     { box-shadow: 0 0 40px var(--accent-glow-strong); }
}

/* ── 23. REDUCED MOTION ───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .hero-avatar { animation: none !important; }
  .loader-bar  { animation: none !important; width: 100%; }
}

/* ── 24. RESPONSIVE TWEAKS ────────────────────────────────────── */
@media (max-width: 767px) {
  section { padding: 80px var(--sp-5); }
  .hero-content { padding: 100px 0 60px; }
  .hero-stats { gap: 18px; padding: 18px; }
  .contact-form-wrap { padding: 24px; }
  .contact-info { padding: 24px; }
  .back-to-top { bottom: 16px; right: 16px; }
}

@media (max-width: 480px) {
  .section-title { font-size: 1.9rem; }
  .hero-heading  { font-size: 2.8rem; }
  .hero-stats    { display: grid; grid-template-columns: 1fr 1fr; }
}