/* ══════════════════════════════════════════════════════
   ANTIGRAVITY CV — STYLES
   Dark Slate + Neon Blue + Glassmorphism
══════════════════════════════════════════════════════ */

/* ── DESIGN TOKENS ─────────────────────────────────── */
:root {
  --bg-deep: #050d1a;
  --bg-surface: #0a1628;
  --bg-elevated: #0f1f3d;
  --glass-bg: rgba(15, 31, 61, 0.55);
  --glass-border: rgba(79, 195, 247, 0.15);
  --glass-shadow: rgba(0, 0, 0, 0.5);
  --accent: #4fc3f7;
  --accent-glow: rgba(79, 195, 247, 0.35);
  --accent-bright: #81d4fa;
  --accent-dim: rgba(79, 195, 247, 0.6);
  --text-primary: #e8f4fd;
  --text-secondary: #8baac4;
  --text-muted: #4a6580;
  --sidebar-w: 280px;
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --t-fast: 0.2s ease;
  --t-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── RESET ─────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "Inter", system-ui, sans-serif;
  background: var(--bg-deep);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  cursor: none;
}
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-deep);
}
::-webkit-scrollbar-thumb {
  background: var(--accent-dim);
  border-radius: 3px;
}

/* ── ANIMATED BACKGROUND ────────────────────────────── */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(
      ellipse 60% 40% at 20% 30%,
      rgba(79, 195, 247, 0.07) 0%,
      transparent 70%
    ),
    radial-gradient(
      ellipse 50% 35% at 80% 70%,
      rgba(79, 195, 247, 0.04) 0%,
      transparent 70%
    );
  pointer-events: none;
  z-index: 0;
  animation: bgPulse 8s ease-in-out infinite alternate;
}

/* ── KEYFRAMES ──────────────────────────────────────── */
@keyframes bgPulse {
  from {
    opacity: 0.7;
  }
  to {
    opacity: 1;
  }
}
@keyframes floatY {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}
@keyframes ringPulse {
  0%,
  100% {
    box-shadow:
      0 0 0 0 var(--accent-glow),
      0 0 20px var(--accent-glow);
    opacity: 1;
  }
  50% {
    box-shadow:
      0 0 0 10px transparent,
      0 0 40px rgba(79, 195, 247, 0.12);
    opacity: 0.7;
  }
}
@keyframes particleDrift {
  0% {
    transform: translateY(100%) scale(0);
    opacity: 0;
  }
  10% {
    opacity: 0.6;
  }
  90% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(-200%) scale(1);
    opacity: 0;
  }
}
@keyframes sectionReveal {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes tagPop {
  from {
    opacity: 0;
    transform: scale(0.85) translateY(6px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}
@keyframes orbDrift {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  25% {
    transform: translate(30px, -20px) scale(1.05);
  }
  50% {
    transform: translate(-10px, 30px) scale(0.97);
  }
  75% {
    transform: translate(20px, 10px) scale(1.03);
  }
}
@keyframes shimmer {
  0% {
    background-position: -200% center;
  }
  100% {
    background-position: 200% center;
  }
}

/* ── GLASS CARD ─────────────────────────────────────── */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  box-shadow:
    0 8px 32px var(--glass-shadow),
    inset 0 1px 0 rgba(79, 195, 247, 0.08);
}

/* ── LAYOUT ─────────────────────────────────────────── */
.app-layout {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* ──────────── SIDEBAR ──────────── */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  background: rgba(5, 13, 26, 0.88);
  border-right: 1px solid var(--glass-border);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex;
  flex-direction: column;
  padding: 36px 24px;
  z-index: 100;
  overflow: hidden;
}

/* Particles */
.sidebar__particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--accent);
  border-radius: 50%;
  filter: blur(1px);
}
.particle:nth-child(1) {
  left: 20%;
  animation: particleDrift 7s ease-in-out 0s infinite;
}
.particle:nth-child(2) {
  left: 60%;
  animation: particleDrift 9s ease-in-out 2s infinite;
}
.particle:nth-child(3) {
  left: 80%;
  animation: particleDrift 11s ease-in-out 4.5s infinite;
}

/* Profile */
.sidebar__profile {
  text-align: center;
  margin-bottom: 28px;
}
.profile-pic-wrapper {
  position: relative;
  width: 100px;
  height: 100px;
  margin: 0 auto 16px;
  animation: floatY 5s ease-in-out infinite;
}
.profile-pic {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: linear-gradient(135deg, #0d2146, #1a3a6e);
  border: 2px solid var(--accent-dim);
  overflow: hidden;
  position: relative;
  z-index: 2;
}
.profile-pic svg {
  width: 100%;
  height: 100%;
}
.profile-pic__ring {
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  animation: ringPulse 3s ease-in-out infinite;
  z-index: 1;
}
.sidebar__name {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.02em;
}
.sidebar__role {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 6px;
}

/* Socials */
.sidebar__socials {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 24px;
}
.social-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: rgba(79, 195, 247, 0.07);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  color: var(--accent-dim);
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 500;
  transition: all var(--t-fast);
}
.social-link svg {
  width: 14px;
  height: 14px;
  stroke-width: 2px;
}
.social-link:hover {
  background: rgba(79, 195, 247, 0.18);
  border-color: var(--accent);
  color: var(--accent-bright);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px var(--accent-glow);
}

/* Divider */
.sidebar__divider {
  border: none;
  border-top: 1px solid var(--glass-border);
  margin: 0 0 24px;
}

/* Nav */
.sidebar__nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--r-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: all var(--t-med);
  position: relative;
  overflow: hidden;
}
.nav-link svg {
  width: 16px;
  height: 16px;
  stroke-width: 2px;
  flex-shrink: 0;
}
.nav-link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 0;
  background: var(--accent);
  border-radius: 0 3px 3px 0;
  transform: translateY(-50%);
  transition: height var(--t-med);
}
.nav-link:hover {
  color: var(--accent-bright);
  background: rgba(79, 195, 247, 0.08);
}
.nav-link.active {
  color: var(--accent);
  background: rgba(79, 195, 247, 0.12);
  font-weight: 600;
}
.nav-link.active::before {
  height: 60%;
}

/* Footer / Download */
.sidebar__footer {
  margin-top: auto;
  padding-top: 24px;
}
.btn-download {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px 20px;
  border-radius: var(--r-md);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: #050d1a;
  text-decoration: none;
  background: linear-gradient(90deg, #4fc3f7, #81d4fa, #4fc3f7);
  background-size: 200% auto;
  animation: shimmer 3s linear infinite;
  box-shadow: 0 4px 24px rgba(79, 195, 247, 0.3);
  transition:
    transform var(--t-fast),
    box-shadow var(--t-fast);
}
.btn-download svg {
  width: 16px;
  height: 16px;
  stroke-width: 2.5px;
}
.btn-download:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(79, 195, 247, 0.5);
}

/* ──────────── CONTENT ──────────── */
.content {
  margin-left: var(--sidebar-w);
  flex: 1;
  padding: 48px 52px;
  position: relative;
  min-height: 100vh;
}

/* Orbs */
.content__orbs {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.12;
}
.orb--1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #4fc3f7, transparent);
  top: -100px;
  right: 5%;
  animation: orbDrift 18s ease-in-out 0s infinite alternate;
}
.orb--2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, #0288d1, transparent);
  bottom: 10%;
  left: 20%;
  animation: orbDrift 24s ease-in-out 6s infinite alternate-reverse;
}
.orb--3 {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, #81d4fa, transparent);
  top: 40%;
  right: 20%;
  animation: orbDrift 14s ease-in-out 3s infinite alternate;
}

/* ── SECTIONS ─────────────────────────────────────── */
.section {
  position: relative;
  z-index: 1;
  max-width: 860px;
}
.section.active {
  display: block;
  animation: sectionReveal 0.6s ease both;
}
.section[hidden] {
  display: none;
}

.section__header {
  margin-bottom: 40px;
}
.section__tag {
  display: inline-block;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--accent);
  background: rgba(79, 195, 247, 0.1);
  border: 1px solid rgba(79, 195, 247, 0.2);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.section__title {
  font-size: 2.6rem;
  font-weight: 700;
  line-height: 1.1;
  background: linear-gradient(135deg, #e8f4fd 0%, #4fc3f7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 10px;
}
.section__subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* Float hover utility */
.float-hover {
  animation: floatY 5s ease-in-out infinite;
}
.float-hover:nth-child(2) {
  animation-delay: 0.7s;
}
.float-hover:nth-child(3) {
  animation-delay: 1.4s;
}
.float-hover:nth-child(4) {
  animation-delay: 2.1s;
}
.float-hover:hover {
  animation-play-state: paused;
  transform: translateY(-6px) scale(1.015);
}

/* ── ABOUT ─────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  margin-bottom: 36px;
}
.about-card {
  padding: 32px;
}
.about-text {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 16px;
}
.about-text:last-child {
  margin-bottom: 0;
}
.about-text strong {
  color: var(--accent);
  font-weight: 600;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  align-content: start;
}
.stat-card {
  padding: 18px 14px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: default;
  transition:
    border-color var(--t-fast),
    box-shadow var(--t-fast);
}
.stat-card svg {
  width: 20px;
  height: 20px;
  stroke: var(--accent);
  stroke-width: 2px;
}
.stat-card__number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-bright);
  font-family: "JetBrains Mono", monospace;
}
.stat-card__label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.stat-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 24px var(--accent-glow);
}

.skills-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.skill-tag {
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(79, 195, 247, 0.07);
  border: 1px solid rgba(79, 195, 247, 0.2);
  color: var(--accent-dim);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: default;
  transition: all var(--t-fast);
  animation: tagPop 0.4s ease both;
}
.skill-tag:hover {
  background: rgba(79, 195, 247, 0.18);
  border-color: var(--accent);
  color: var(--accent-bright);
  transform: translateY(-2px);
}

/* ── TIMELINE ──────────────────────────────────────── */
.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  opacity: 0.3;
}
.timeline__item {
  display: flex;
  gap: 20px;
  padding: 28px;
  transition:
    border-color var(--t-fast),
    transform var(--t-med);
}
.timeline__item:hover {
  border-color: var(--accent-dim);
  transform: translateX(6px);
}

.timeline__dot {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(79, 195, 247, 0.12);
  border: 1.5px solid var(--accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px var(--accent-glow);
}
.timeline__dot svg {
  width: 18px;
  height: 18px;
  stroke: var(--accent);
  stroke-width: 2px;
}
.timeline__content {
  flex: 1;
  min-width: 0;
}
.timeline__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 6px;
}
.timeline__period {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  color: var(--accent);
  font-weight: 600;
}
.timeline__company {
  font-size: 0.72rem;
  color: var(--text-muted);
  background: rgba(79, 195, 247, 0.07);
  padding: 2px 10px;
  border-radius: 999px;
  border: 1px solid var(--glass-border);
}
.timeline__role {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}
.timeline__bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 14px;
}
.timeline__bullets li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding-left: 16px;
  position: relative;
}
.timeline__bullets li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.75rem;
}
.timeline__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.timeline__tags span {
  font-size: 0.7rem;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(79, 195, 247, 0.06);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
}

/* ── PROJECTS ──────────────────────────────────────── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.project-card {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  cursor: pointer;
  transition:
    border-color var(--t-fast),
    box-shadow var(--t-fast),
    transform var(--t-med);
}
.project-card:hover,
.project-card:focus {
  border-color: var(--accent);
  box-shadow: 0 16px 48px rgba(79, 195, 247, 0.2);
  outline: none;
}
.project-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--r-sm);
  background: rgba(79, 195, 247, 0.12);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.project-card__icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--accent);
}
.project-card__category {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.project-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
}
.project-card__desc {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
}
.project-card__desc strong {
  color: var(--accent-bright);
}
.project-card__stack {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 4px;
}
.project-card__stack span {
  font-size: 0.68rem;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(79, 195, 247, 0.08);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
}

/* ── EDUCATION ─────────────────────────────────────── */
.edu-grid {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.edu-card {
  display: flex;
  gap: 28px;
  padding: 32px;
  align-items: flex-start;
  transition: border-color var(--t-fast);
}
.edu-card:hover {
  border-color: var(--accent-dim);
}
.edu-card__icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: var(--r-md);
  background: rgba(79, 195, 247, 0.12);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.edu-card__icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent);
}
.edu-card__type {
  display: block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
.edu-card__title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.edu-card__institution {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}
.edu-card__institution strong {
  color: var(--accent-bright);
}
.edu-card__detail {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.speaking-area__title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.speaking-area__title svg {
  width: 16px;
  height: 16px;
  stroke: var(--accent);
}
.speaking-cards {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.speaking-card {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 22px;
  transition:
    border-color var(--t-fast),
    transform var(--t-med);
}
.speaking-card:hover {
  border-color: var(--accent-dim);
  transform: translateX(5px);
}
.speaking-card__badge {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: var(--r-sm);
  background: rgba(79, 195, 247, 0.1);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.speaking-card__badge svg {
  width: 18px;
  height: 18px;
  stroke: var(--accent);
}
.speaking-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.speaking-card p {
  font-size: 0.83rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── CURSOR ────────────────────────────────────────── */
.cursor-glow {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  transition:
    transform 0.12s ease,
    border-color 0.2s ease;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 10px var(--accent-glow);
}

/* ── MOBILE HEADER ─────────────────────────────────── */
.mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: rgba(5, 13, 26, 0.95);
  border-bottom: 1px solid var(--glass-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 200;
  padding: 0 20px;
  align-items: center;
  justify-content: space-between;
}
.mobile-header__brand {
  display: flex;
  flex-direction: column;
}
.mobile-header__name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}
.mobile-header__title {
  font-size: 0.65rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: all var(--t-med);
}
.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 13, 26, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 199;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-med);
}
.nav-overlay.open {
  opacity: 1;
  pointer-events: all;
}
.nav-overlay__close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--t-fast);
}
.nav-overlay__close:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.nav-overlay__close svg {
  width: 18px;
  height: 18px;
  stroke-width: 2px;
}
.nav-overlay__nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.nav-overlay__nav .nav-link {
  font-size: 1.2rem;
  padding: 14px 32px;
  border-radius: var(--r-md);
  justify-content: center;
}
.btn-download--overlay {
  width: auto;
  padding: 14px 36px;
}

/* ── RESPONSIVE ────────────────────────────────────── */
@media (max-width: 1100px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}
@media (max-width: 768px) {
  body {
    cursor: auto;
  }
  .cursor-glow {
    display: none;
  }
  .sidebar {
    display: none;
  }
  .mobile-header {
    display: flex;
  }
  .content {
    margin-left: 0;
    padding: 84px 20px 40px;
  }
  .section__title {
    font-size: 1.9rem;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .edu-card {
    flex-direction: column;
  }
  .timeline__item {
    padding: 20px 18px;
  }
}
@media (max-width: 480px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
  .timeline__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}