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

:root {
  --blue-900: #020b1a;
  --blue-800: #041020;
  --blue-700: #071830;
  --blue-600: #0a2040;
  --blue-500: #0d3060;
  --blue-400: #1150a0;
  --blue-300: #1a70d8;
  --blue-200: #3d9aff;
  --blue-100: #7fc4ff;
  --blue-glow: #1a70d8;
  --accent: #00d4ff;
  --accent-dim: rgba(0,212,255,0.15);
  --white: #ffffff;
  --white-80: rgba(255,255,255,0.8);
  --white-60: rgba(255,255,255,0.6);
  --white-20: rgba(255,255,255,0.2);
  --white-10: rgba(255,255,255,0.1);
  --white-05: rgba(255,255,255,0.05);
  --card-bg: rgba(7,24,48,0.85);
  --card-border: rgba(26,112,216,0.3);
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-blue: 0 0 40px rgba(26,112,216,0.3);
  --shadow-card: 0 8px 40px rgba(0,0,0,0.5);
  --transition: all 0.35s cubic-bezier(0.4,0,0.2,1);
  --font: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font);
  background: var(--blue-900);
  color: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
}

/* ─── PARTICLES ─────────────────────────────────────────────── */
#particles-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}

/* ─── SCROLLBAR ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--blue-800); }
::-webkit-scrollbar-thumb { background: var(--blue-300); border-radius: 3px; }

/* ─── NAVBAR ─────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.2rem 2rem;
  transition: var(--transition);
  background: transparent;
}
.navbar.scrolled {
  background: rgba(2,11,26,0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--card-border);
  padding: 0.8rem 2rem;
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.05em;
}
.logo-bracket {
  color: var(--accent);
  font-weight: 400;
}
.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}
.nav-link {
  text-decoration: none;
  color: var(--white-60);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  position: relative;
  padding-bottom: 4px;
  transition: var(--transition);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
  border-radius: 2px;
}
.nav-link:hover, .nav-link.active {
  color: var(--white);
}
.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ─── SECTIONS ───────────────────────────────────────────────── */
.section {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  padding: 6rem 2rem;
  z-index: 1;
}
.section-dark {
  background: rgba(4,16,32,0.7);
}
.section-container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}
.section-tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.8rem;
}
.section-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--white) 0%, var(--blue-100) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}
.section-line {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--blue-300));
  border-radius: 2px;
  margin: 0 auto;
}
.section-subtitle {
  color: var(--white-60);
  max-width: 500px;
  margin: 1.5rem auto 0;
  font-size: 1rem;
  line-height: 1.7;
}

/* ─── HOME / HERO ────────────────────────────────────────────── */
#home {
  padding: 0;
  overflow: hidden;
  display: block;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.25;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(2,11,26,0.9) 0%, rgba(2,11,26,0.6) 50%, rgba(2,11,26,0.8) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 10rem 2rem 5rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--accent-dim);
  border: 1px solid rgba(0,212,255,0.3);
  border-radius: 100px;
  padding: 0.4rem 1rem;
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 1.8rem;
  width: fit-content;
  animation: fadeSlideDown 0.8s ease both;
}
.badge-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0,212,255,0.6); }
  50% { box-shadow: 0 0 0 6px rgba(0,212,255,0); }
}
.hero-title {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  margin-bottom: 1.5rem;
  animation: fadeSlideDown 0.8s 0.1s ease both;
}
.hero-name {
  background: linear-gradient(135deg, #ffffff 0%, var(--blue-100) 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-role {
  color: var(--accent);
  font-size: clamp(1.4rem, 3.5vw, 2.4rem);
  font-weight: 600;
}
.hero-desc {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--white-60);
  max-width: 550px;
  line-height: 1.75;
  margin-bottom: 2.5rem;
  animation: fadeSlideDown 0.8s 0.2s ease both;
}
.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 4rem;
  animation: fadeSlideDown 0.8s 0.3s ease both;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
  animation: fadeSlideDown 0.8s 0.4s ease both;
}
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.stat-plus {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--white-60);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.2rem;
}
.stat-divider {
  width: 1px;
  height: 50px;
  background: var(--white-20);
  flex-shrink: 0;
}
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  z-index: 2;
  animation: bounce 2s ease infinite;
}
.mouse {
  width: 24px; height: 38px;
  border: 2px solid var(--white-40, rgba(255,255,255,0.4));
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}
.wheel {
  width: 3px; height: 8px;
  background: var(--accent);
  border-radius: 2px;
  animation: scroll-wheel 1.8s ease infinite;
}
.scroll-indicator span {
  font-size: 0.72rem;
  color: var(--white-60);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
@keyframes scroll-wheel {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(12px); opacity: 0; }
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ─── BUTTONS ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 100px;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transform: scaleX(0);
  transition: all 0.3s ease;
  transform-origin: left;
}
.btn:hover::before { opacity: 1; transform: scaleX(1); }

.btn-primary {
  background: linear-gradient(135deg, var(--blue-300), var(--accent));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(26,112,216,0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(26,112,216,0.6);
}
.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1.5px solid var(--white-20);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.btn-full { width: 100%; justify-content: center; }

/* ─── ABOUT ──────────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 5rem;
  align-items: center;
}
.about-image-wrap {
  position: relative;
  display: flex;
  justify-content: center;
}
.about-image-glow {
  position: absolute;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26,112,216,0.4) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: glow-pulse 3s ease infinite;
}
@keyframes glow-pulse {
  0%, 100% { opacity: 0.6; transform: translate(-50%,-50%) scale(1); }
  50% { opacity: 1; transform: translate(-50%,-50%) scale(1.1); }
}
.about-avatar {
  width: 280px; height: 280px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--blue-300);
  box-shadow: 0 0 60px rgba(26,112,216,0.5), 0 0 120px rgba(0,212,255,0.15);
  position: relative;
  z-index: 1;
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.about-badge-card {
  position: absolute;
  bottom: 0; right: 0;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
  z-index: 2;
  animation: float 6s 0.5s ease-in-out infinite;
}
.about-badge-icon { font-size: 1.5rem; }
.about-badge-card strong { display: block; font-size: 0.9rem; color: var(--white); }
.about-badge-card span { font-size: 0.75rem; color: var(--white-60); }
.about-subtitle {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1.5rem;
  line-height: 1.3;
}
.about-text {
  color: var(--white-60);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 1rem;
}
.about-text strong { color: var(--white-80); }
.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.5rem;
}
.tag {
  background: var(--accent-dim);
  border: 1px solid rgba(0,212,255,0.25);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.3rem 0.9rem;
  border-radius: 100px;
  letter-spacing: 0.04em;
}

/* ─── SKILLS ─────────────────────────────────────────────────── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 4rem;
}
.skill-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2rem;
  backdrop-filter: blur(20px);
  transition: var(--transition);
  cursor: default;
  opacity: 0;
  transform: translateY(30px);
  position: relative;
  overflow: hidden;
}
.skill-card.visible {
  animation: fadeSlideUp 0.6s ease forwards;
}
.skill-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}
.skill-card:hover {
  border-color: rgba(0,212,255,0.5);
  transform: translateY(-4px);
  box-shadow: 0 16px 50px rgba(0,212,255,0.1);
}
.skill-card:hover::before { transform: scaleX(1); }

.skill-icon-wrap {
  width: 52px; height: 52px;
  background: var(--accent-dim);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.2rem;
}
.skill-icon { font-size: 1.6rem; }
.skill-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--white);
}
.skill-desc {
  font-size: 0.88rem;
  color: var(--white-60);
  line-height: 1.6;
  margin-bottom: 1.2rem;
}
.skill-bar-wrap {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.skill-bar {
  flex: 1;
  height: 6px;
  background: rgba(255,255,255,0.1);
  border-radius: 3px;
  overflow: hidden;
}
.skill-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--blue-300), var(--accent));
  border-radius: 3px;
  transition: width 1.2s cubic-bezier(0.4,0,0.2,1);
}
.skill-percent {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  min-width: 36px;
  font-weight: 500;
}
.tools-section { text-align: center; }
.tools-heading {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white-60);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.tools-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}
.tool-chip {
  background: var(--white-05);
  border: 1px solid var(--white-10);
  color: var(--white-80);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.45rem 1.1rem;
  border-radius: 100px;
  transition: var(--transition);
  cursor: default;
}
.tool-chip:hover {
  background: var(--accent-dim);
  border-color: rgba(0,212,255,0.35);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ─── PROJECTS ───────────────────────────────────────────────── */
.projects-filter {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}
.filter-btn {
  padding: 0.5rem 1.4rem;
  border-radius: 100px;
  border: 1.5px solid var(--card-border);
  background: transparent;
  color: var(--white-60);
  font-family: var(--font);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}
.filter-btn.active, .filter-btn:hover {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.project-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  opacity: 0;
  transform: translateY(30px);
  backdrop-filter: blur(20px);
}
.project-card.visible {
  animation: fadeSlideUp 0.6s ease forwards;
}
.project-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,212,255,0.4);
  box-shadow: 0 20px 60px rgba(0,212,255,0.12);
}
.project-card.filtered-out {
  opacity: 0;
  transform: scale(0.95);
  pointer-events: none;
  display: none;
}
.project-card-top {
  height: 140px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.project-icon { font-size: 3rem; position: relative; z-index: 2; }
.project-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(0,212,255,0.12) 0%, transparent 70%);
}
.project-badge {
  position: absolute;
  top: 12px; left: 12px;
  background: var(--accent-dim);
  border: 1px solid rgba(0,212,255,0.3);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.7rem;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  z-index: 3;
}
.featured-tag {
  position: absolute;
  top: 12px; right: 12px;
  background: var(--blue-300);
  color: white;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.7rem;
  border-radius: 100px;
  z-index: 3;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.project-card-body {
  padding: 1.5rem;
}
.project-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--white);
  line-height: 1.3;
}
.project-desc {
  font-size: 0.85rem;
  color: var(--white-60);
  line-height: 1.6;
  margin-bottom: 1rem;
}
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.2rem;
}
.project-tags span {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--blue-100);
  background: rgba(26,112,216,0.15);
  border: 1px solid rgba(26,112,216,0.25);
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
}
.project-metrics {
  display: flex;
  gap: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--white-10);
}
.metric { display: flex; flex-direction: column; }
.metric-val {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
  margin-bottom: 0.2rem;
}
.metric-label {
  font-size: 0.72rem;
  color: var(--white-60);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ─── TIMELINE (EXPERIENCE) ──────────────────────────────────── */
.timeline {
  position: relative;
  padding-left: 2rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), var(--blue-300), transparent);
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
  opacity: 0;
  transform: translateX(-20px);
}
.timeline-item.visible {
  animation: fadeSlideRight 0.6s ease forwards;
}
.timeline-dot {
  position: absolute;
  left: -2.6rem;
  top: 1.5rem;
  width: 14px; height: 14px;
  background: var(--accent);
  border-radius: 50%;
  border: 3px solid var(--blue-900);
  box-shadow: 0 0 12px rgba(0,212,255,0.6);
  z-index: 1;
}
.timeline-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.8rem;
  backdrop-filter: blur(20px);
  transition: var(--transition);
}
.timeline-card:hover {
  border-color: rgba(0,212,255,0.4);
  transform: translateX(6px);
  box-shadow: 0 8px 40px rgba(0,212,255,0.08);
}
.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}
.timeline-role {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.3rem;
}
.timeline-company {
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: 500;
  display: block;
}
.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--white-60);
  white-space: nowrap;
  background: var(--white-05);
  border: 1px solid var(--white-10);
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  flex-shrink: 0;
}
.timeline-desc {
  color: var(--white-60);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1rem;
}
.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.timeline-tags span {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--blue-100);
  background: rgba(26,112,216,0.12);
  border: 1px solid rgba(26,112,216,0.2);
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
}

/* ─── CONTACT ────────────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}
.contact-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 1.2rem 1.5rem;
  margin-bottom: 1rem;
  transition: var(--transition);
  backdrop-filter: blur(20px);
}
.contact-card:hover {
  border-color: rgba(0,212,255,0.4);
  transform: translateX(6px);
}
.contact-card-icon {
  font-size: 1.5rem;
  width: 44px; height: 44px;
  background: var(--accent-dim);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-label {
  font-size: 0.75rem;
  color: var(--white-60);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 0.2rem;
}
.contact-value {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s;
}
.contact-value:hover { color: var(--accent); }
.contact-availability {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--white-60);
  font-size: 0.88rem;
  margin-top: 1.5rem;
  padding: 1rem 1.5rem;
  background: rgba(0,255,100,0.05);
  border: 1px solid rgba(0,255,100,0.15);
  border-radius: var(--radius-sm);
}
.avail-dot {
  width: 10px; height: 10px;
  background: #00e87a;
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
  flex-shrink: 0;
}

/* FORM */
.contact-form {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2.5rem;
  backdrop-filter: blur(20px);
}
.form-group {
  margin-bottom: 1.4rem;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--white-80);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1.5px solid var(--white-10);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  font-family: var(--font);
  font-size: 0.95rem;
  color: var(--white);
  outline: none;
  transition: var(--transition);
  resize: none;
  appearance: none;
}
.form-group input::placeholder,
.form-group select::placeholder,
.form-group textarea::placeholder {
  color: rgba(255,255,255,0.3);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  background: rgba(0,212,255,0.04);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.1);
}
.form-group select option { background: #071830; color: var(--white); }
.form-success {
  margin-top: 1rem;
  display: none;
  align-items: center;
  gap: 0.5rem;
  color: #00e87a;
  font-size: 0.9rem;
  background: rgba(0,255,100,0.06);
  border: 1px solid rgba(0,255,100,0.2);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
}
.form-success.show { display: flex; }

/* ─── FOOTER ─────────────────────────────────────────────────── */
.footer {
  background: var(--blue-800);
  border-top: 1px solid var(--card-border);
  padding: 2.5rem 2rem;
  position: relative;
  z-index: 1;
}
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-logo {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
}
.footer-copy {
  color: var(--white-60);
  font-size: 0.85rem;
}
.footer-socials { display: flex; gap: 0.75rem; }
.social-link {
  width: 38px; height: 38px;
  border-radius: 10px;
  border: 1px solid var(--card-border);
  background: var(--white-05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--white-60);
  text-decoration: none;
  font-family: var(--font-mono);
  transition: var(--transition);
  letter-spacing: 0.05em;
}
.social-link:hover {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ─── ANIMATIONS ─────────────────────────────────────────────── */
@keyframes fadeSlideDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeSlideRight {
  from { opacity: 0; transform: translateX(-20px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ─── MOBILE MENU ────────────────────────────────────────────── */
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(2,11,26,0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    transform: translateX(-100%);
    transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
    z-index: 999;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-link { font-size: 1.2rem; }

  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-image-wrap { justify-content: center; }

  .skills-grid { grid-template-columns: 1fr 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }

  .hero-stats { gap: 1.2rem; }
  .stat-divider { height: 35px; }

  .timeline { padding-left: 1.5rem; }
  .timeline-dot { left: -2rem; }
  .timeline-header { flex-direction: column; gap: 0.5rem; }

  .footer-container { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .skills-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; }
  .about-avatar { width: 220px; height: 220px; }
}