@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,300&display=swap');

:root {
  --bg:          #0a0a0f;
  --bg2:         #0f0f1a;
  --bg3:         #13131f;
  --surface:     #16161f;
  --border:      rgba(255,255,255,0.07);
  --text:        #e8e8f0;
  --muted:       #6b6b80;
  --accent:      #7c6eff;
  --accent2:     #ff6b35;
  --accent3:     #1a936f;
  --yellow:      #f5c842;
  --purple:      #a855f7;
  --font-head:   'Syne', sans-serif;
  --font-body:   'DM Sans', sans-serif;
  --radius:      14px;
  --radius-lg:   24px;
  --shadow:      0 8px 32px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(124,110,255,0.15);
  --trans:       0.3s ease;
}

:root.light {
  --bg:      #f4f4f8;
  --bg2:     #ebebf3;
  --bg3:     #e2e2ec;
  --surface: #ffffff;
  --border:  rgba(0,0,0,0.08);
  --text:    #111118;
  --muted:   #7a7a8a;
  --shadow:  0 8px 32px rgba(0,0,0,0.10);
}

:root.theme-blue {
  --accent:      #3b82f6;
  --accent2:     #06b6d4;
  --shadow-glow: 0 0 40px rgba(59,130,246,0.15);
}
:root.theme-green {
  --accent:      #10b981;
  --accent2:     #84cc16;
  --shadow-glow: 0 0 40px rgba(16,185,129,0.15);
}
:root.theme-pink {
  --accent:      #ec4899;
  --accent2:     #f43f5e;
  --shadow-glow: 0 0 40px rgba(236,72,153,0.15);
}
:root.theme-orange {
  --accent:      #f97316;
  --accent2:     #eab308;
  --shadow-glow: 0 0 40px rgba(249,115,22,0.15);
}
:root.theme-purple {
  --accent:      #7c6eff;
  --accent2:     #a855f7;
  --shadow-glow: 0 0 40px rgba(124,110,255,0.15);
}

/* ── Color Mode Panel ── */
.color-panel {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.6rem;
}

.color-panel-toggle {
  width: 50px; height: 50px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--shadow);
  transition: transform var(--trans), box-shadow var(--trans);
  position: relative;
  z-index: 2;
}
.color-panel-toggle:hover {
  transform: scale(1.1) rotate(30deg);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.color-swatches {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 0.75rem 0.6rem;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(10px) scale(0.95);
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.color-swatches.open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: all;
}

.swatch {
  width: 26px; height: 26px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.2s, border-color 0.2s;
  position: relative;
}
.swatch:hover { transform: scale(1.2); }
.swatch.active {
  border-color: var(--text);
  transform: scale(1.15);
}
.swatch::after {
  content: attr(data-label);
  position: absolute;
  right: calc(100% + 8px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 8px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s;
}
.swatch:hover::after { opacity: 1; }

.swatch-purple { background: linear-gradient(135deg, #7c6eff, #a855f7); }
.swatch-blue   { background: linear-gradient(135deg, #3b82f6, #06b6d4); }
.swatch-green  { background: linear-gradient(135deg, #10b981, #84cc16); }
.swatch-pink   { background: linear-gradient(135deg, #ec4899, #f43f5e); }
.swatch-orange { background: linear-gradient(135deg, #f97316, #eab308); }

/* Dark/Light toggle inside panel */
.dark-light-btn {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--bg3);
  border: 2px solid var(--border);
  cursor: pointer;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s;
  position: relative;
}
.dark-light-btn:hover { transform: scale(1.2); }
.dark-light-btn::after {
  content: attr(data-label);
  position: absolute;
  right: calc(100% + 8px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 8px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s;
}
.dark-light-btn:hover::after { opacity: 1; }

/* ── Reset ── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.7;
  overflow-x: hidden;
  transition: background var(--trans), color var(--trans);
}

img { max-width: 100%; display: block; }
a   { color: inherit; text-decoration: none; }

/* ── Custom Cursor ── */
.cursor {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s;
}

.cursor-ring {
  width: 32px; height: 32px;
  border: 1.5px solid rgba(124,110,255,0.5);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.12s, width 0.2s, height 0.2s;
}

/* ── Container ── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2.5rem;
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background var(--trans);
}

:root.light nav {
  background: rgba(244,244,248,0.85);
}

.nav-logo {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 0.25rem;
}

.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 20px;
  color: var(--muted);
  transition: color var(--trans), background var(--trans), transform 0.15s;
  position: relative;
  overflow: hidden;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%; height: 1.5px;
  background: var(--accent);
  border-radius: 2px;
  transition: transform 0.25s ease;
}

.nav-links a:hover {
  color: var(--text);
  background: var(--border);
  transform: translateY(-1px);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: translateX(-50%) scaleX(1);
}

.nav-links a.active {
  color: var(--text);
  background: rgba(124,110,255,0.12);
}

.nav-links a:active {
  transform: scale(0.94);
}

/* Ripple */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(124,110,255,0.25);
  transform: scale(0);
  animation: ripple-anim 0.5s linear;
  pointer-events: none;
}
:root.light .ripple { background: rgba(0,0,0,0.1); }

@keyframes ripple-anim {
  to { transform: scale(4); opacity: 0; }
}

/* Theme Toggle */
.toggle-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 20px;
  padding: 5px 14px;
  cursor: pointer;
  font-size: 15px;
  transition: all var(--trans);
  white-space: nowrap;
  font-family: var(--font-body);
}
.toggle-btn:hover { opacity: 0.8; transform: translateY(-1px); }

/* ── SECTIONS ── */
section {
  padding: 7rem 0;
}

#home {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 5rem;
}

/* Hero background blob */
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 40%, rgba(124,110,255,0.12) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 20% 70%, rgba(255,107,53,0.07) 0%, transparent 60%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

/* Hero Content */
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--accent3);
  background: rgba(26,147,111,0.1);
  border: 1px solid rgba(26,147,111,0.25);
  border-radius: 20px;
  padding: 5px 14px;
  margin-bottom: 1.5rem;
  animation: fadeUp 0.6s ease both;
}

.hero-tag span {
  width: 7px; height: 7px;
  background: var(--accent3);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

.hero-name {
  font-family: var(--font-head);
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.25rem;
  animation: fadeUp 0.7s 0.1s ease both;
}

.highlight {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  color: var(--muted);
  font-size: 1rem;
  max-width: 460px;
  margin-bottom: 2rem;
  animation: fadeUp 0.7s 0.2s ease both;
}

.hero-sub strong { color: var(--text); }

.hero-btns {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  animation: fadeUp 0.7s 0.3s ease both;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--trans);
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #9b8aff);
  color: #fff;
  box-shadow: 0 4px 20px rgba(124,110,255,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(124,110,255,0.45);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  background: var(--surface);
  border-color: rgba(255,255,255,0.15);
  transform: translateY(-2px);
}

/* Hero Visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeUp 0.9s 0.2s ease both;
}

.avatar-wrap {
  position: relative;
  width: 280px;
  height: 280px;
}

.avatar-img {
  position: absolute;
  inset: 30px;
  border-radius: 50%;
  overflow: hidden;
  z-index: 2;
}

.avatar-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, var(--surface), var(--bg3));
}

.avatar-placeholder img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.avatar-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1.5px solid rgba(124,110,255,0.3);
  animation: spin 12s linear infinite;
}

.avatar-ring::before {
  content: '';
  position: absolute;
  top: -4px; left: 50%;
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  transform: translateX(-50%);
}

.avatar-ring-2 {
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  border: 1px dashed rgba(255,107,53,0.2);
  animation: spin 20s linear infinite reverse;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.floating-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 7px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 7px 14px;
  font-size: 0.78rem;
  font-weight: 500;
  white-space: nowrap;
  box-shadow: var(--shadow);
  z-index: 3;
}

.badge-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.badge-1 { bottom: 20px; left: -20px; animation: float 3s ease-in-out infinite; }
.badge-2 { top: 20px;   right: -20px; animation: float 3s ease-in-out 1.5s infinite; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ── Section Header ── */
.section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

.section-num {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  opacity: 0.7;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
}

.section-line {
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ── Reveal Animation ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ── About ── */
#about { background: var(--bg2); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.about-text p {
  color: var(--muted);
  margin-bottom: 1rem;
}
.about-text strong { color: var(--text); }

.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1rem;
  text-align: center;
  transition: transform var(--trans), box-shadow var(--trans);
}
.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.stat-num {
  font-family: var(--font-head);
  font-size: 1.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 4px;
}

.experience-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.exp-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  border-left: 3px solid var(--accent);
  transition: transform var(--trans), box-shadow var(--trans);
}
.exp-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow);
}

.exp-role {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.exp-period {
  font-size: 0.78rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.exp-desc {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ── Skills ── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 1.25rem;
}

.skill-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: transform var(--trans), box-shadow var(--trans);
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
}
.skill-card.orange::before { background: linear-gradient(90deg, var(--accent2), var(--yellow)); }
.skill-card.blue::before   { background: linear-gradient(90deg, var(--accent), #60a5fa); }
.skill-card.green::before  { background: linear-gradient(90deg, var(--accent3), #34d399); }

.skill-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow), var(--shadow-glow);
}

.skill-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}
.skill-icon img {
  width: 32px; height: 32px;
  object-fit: contain;
}

.skill-name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.skill-desc {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: 1rem;
}

.skill-bar {
  height: 4px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  border-radius: 4px;
  width: 0;
  transition: width 1.2s cubic-bezier(0.4,0,0.2,1);
}
.fill-orange { background: linear-gradient(90deg, var(--accent2), var(--yellow)); }
.fill-blue   { background: linear-gradient(90deg, var(--accent), #60a5fa); }
.fill-green  { background: linear-gradient(90deg, var(--accent3), #34d399); }
.fill-yellow { background: linear-gradient(90deg, var(--yellow), #f97316); }
.fill-purple { background: linear-gradient(90deg, var(--purple), var(--accent)); }

/* ── Portfolio ── */
#portfolio { background: var(--bg2); }

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--trans), box-shadow var(--trans);
}
.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow), var(--shadow-glow);
}

.project-thumb {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}

.t1 { background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460); }
.t2 { background: linear-gradient(135deg, #0f2027, #203a43, #2c5364); }
.t3 { background: linear-gradient(135deg, #3d0c02, #6b1a1a, #9d2b2b); }
.t4 { background: linear-gradient(135deg, #1e1b4b, #312e81, #4338ca); }

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--trans);
  backdrop-filter: blur(4px);
}
.project-card:hover .project-overlay { opacity: 1; }

.project-body { padding: 1.25rem 1.5rem 1.5rem; }

.project-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  background: rgba(124,110,255,0.12);
  color: var(--accent);
  border: 1px solid rgba(124,110,255,0.2);
  letter-spacing: 0.04em;
}

.project-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.project-desc {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.project-link {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--trans), opacity var(--trans);
}
.project-link:hover { gap: 8px; opacity: 0.8; }

/* ── Contact ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-intro {
  color: var(--muted);
  margin-bottom: 2rem;
  font-size: 1rem;
  line-height: 1.8;
}

.social-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.social-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform var(--trans), box-shadow var(--trans), border-color var(--trans);
}
.social-item:hover {
  transform: translateX(5px);
  box-shadow: var(--shadow);
  border-color: rgba(124,110,255,0.3);
}

.social-icon {
  width: 40px; height: 40px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.social-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.social-handle {
  font-size: 0.78rem;
  color: var(--muted);
}

.contact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.contact-card h3 {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.contact-card p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent);
  padding: 10px 16px;
  border-radius: var(--radius);
  background: rgba(124,110,255,0.08);
  border: 1px solid rgba(124,110,255,0.2);
  transition: all var(--trans);
}
.contact-email:hover {
  background: rgba(124,110,255,0.15);
  transform: translateY(-2px);
}

/* ── Footer ── */
footer {
  padding: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--muted);
  flex-wrap: wrap;
  gap: 0.5rem;
}
footer span { color: var(--accent); font-weight: 600; }

/* ── Animations ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: rgba(124,110,255,0.3);
  border-radius: 6px;
}
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-grid    { grid-template-columns: 1fr; text-align: center; }
  .hero-sub     { margin: 0 auto 2rem; }
  .hero-btns    { justify-content: center; }
  .hero-visual  { display: none; }
  .about-grid   { grid-template-columns: 1fr; }
  .about-stats  { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  nav { padding: 1rem 1.25rem; }
  .nav-links { display: none; }
  .container { padding: 0 1.25rem; }
  section { padding: 5rem 0; }
  .about-stats { grid-template-columns: repeat(2, 1fr); }
  footer { flex-direction: column; text-align: center; }
}