/* =============================================
   Salman N V — Advanced Portfolio Stylesheet
   Theme: Dark with Cyan/Purple/Pink Accents
   ============================================= */

/* --- Variables --- */
:root {
  --bg-base:    #060a12;
  --bg-surface: #0d1320;
  --bg-card:    #111927;
  --bg-card2:   #131d2e;
  --border:     rgba(255,255,255,0.07);
  --border-glow:rgba(0,240,255,0.18);

  --cyan:   #00f0ff;
  --purple: #b967ff;
  --pink:   #ff5e97;
  --amber:  #ff9e2c;
  --green:  #4ade80;

  --grad-main: linear-gradient(135deg, var(--cyan), var(--purple), var(--pink));
  --grad-cyan: linear-gradient(135deg, #00f0ff, #0072ff);
  --grad-purple: linear-gradient(135deg, #b967ff, #6d28d9);
  --grad-pink: linear-gradient(135deg, #ff5e97, #db2777);

  --text-1: #f0f4ff;
  --text-2: #8b9cc8;
  --text-3: #4e5d78;

  --shadow-cyan: 0 8px 32px -8px rgba(0,240,255,0.3);
  --shadow-card: 0 20px 48px -12px rgba(0,0,0,0.6);

  --font-head: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --ease: cubic-bezier(0.25, 0.8, 0.25, 1);
  --trans: all 0.35s var(--ease);
}

/* --- Reset --- */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg-base);
  color: var(--text-1);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: var(--trans); }
button, input, textarea { font-family: inherit; outline: none; border: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* --- Utility --- */
.container { width:100%; max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.text-center { text-align: center; }
.grad-text {
  background: var(--grad-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Cursor Glow --- */
.cursor-glow {
  position: fixed;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,240,255,0.04), transparent 70%);
  pointer-events: none;
  transform: translate(-50%,-50%);
  z-index: 0;
  transition: top 0.1s, left 0.1s;
}

/* --- Animations --- */
@keyframes float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-14px); }
}
@keyframes floatRev {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(14px); }
}
@keyframes spin-slow {
  to { transform: rotate(360deg); }
}
@keyframes pulse-ring {
  0%  { transform: scale(1); opacity:0.5; }
  50% { transform: scale(1.12); opacity:0.2; }
  100%{ transform: scale(1); opacity:0.5; }
}
@keyframes blink {
  0%,100% { opacity:1; } 50% { opacity:0; }
}
@keyframes fadeUp {
  from { opacity:0; transform: translateY(30px); }
  to   { opacity:1; transform: translateY(0); }
}
@keyframes scrollBounce {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(8px); }
}
@keyframes flow {
  0%   { width: 0%; }
  100% { width: var(--target); }
}

.animate-float     { animation: float 5s ease-in-out infinite; }
.animate-float-rev { animation: floatRev 5s ease-in-out infinite; }

/* =============================================
   NAVBAR
   ============================================= */
.navbar {
  position: fixed;
  top: 0; left: 0; width: 100%;
  z-index: 999;
  padding: 20px 0;
  transition: var(--trans);
}
.navbar.scrolled {
  background: rgba(6,10,18,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}
.nav-container {
  max-width: 1200px; margin: 0 auto;
  padding: 0 28px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.3rem; font-weight: 700;
  color: var(--cyan);
}
.logo-bracket { color: var(--purple); }
.nav-links {
  display: flex; align-items: center; gap: 28px;
}
.nav-link {
  font-family: var(--font-head);
  font-size: 0.9rem; font-weight: 500;
  color: var(--text-2);
  position: relative; padding: 4px 0;
  transition: var(--trans);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 2px;
  background: var(--grad-cyan);
  border-radius: 2px;
  transition: var(--trans);
}
.nav-link:hover, .nav-link.active { color: var(--cyan); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.btn-resume {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 20px;
  background: transparent;
  border: 1px solid var(--cyan);
  border-radius: var(--radius-md);
  color: var(--cyan);
  font-family: var(--font-head);
  font-size: 0.88rem; font-weight: 600;
  transition: var(--trans);
}
.btn-resume:hover {
  background: rgba(0,240,255,0.08);
  box-shadow: var(--shadow-cyan);
  transform: translateY(-2px);
}
.hamburger {
  display: none;
  flex-direction: column; gap: 5px;
  background: transparent; cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--text-2);
  border-radius: 2px;
  transition: var(--trans);
}

/* =============================================
   HERO
   ============================================= */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero-grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,240,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,240,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
}
.hero-particles {
  position: absolute; inset: 0; z-index: 0;
  pointer-events: none;
}
.hero-container {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 18px;
  background: rgba(0,240,255,0.06);
  border: 1px solid rgba(0,240,255,0.2);
  border-radius: 100px;
  font-size: 0.85rem; font-weight: 600;
  color: var(--cyan);
  margin-bottom: 24px;
}
.tag-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  animation: pulse-ring 2s infinite;
}
.hero-name {
  font-family: var(--font-head);
  font-size: 5.5rem; font-weight: 900;
  line-height: 1.05; letter-spacing: -0.03em;
  margin-bottom: 16px;
}
.name-line { display: block; }
.name-line.accent {
  background: var(--grad-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-roles {
  font-size: 1.25rem;
  font-family: var(--font-mono);
  color: var(--text-2);
  margin-bottom: 24px;
  min-height: 2em;
}
.role-typewriter { color: var(--cyan); font-weight: 600; }
.role-cursor {
  color: var(--cyan);
  animation: blink 1s infinite;
  margin-left: 2px;
}
.hero-bio {
  font-size: 1.05rem;
  color: var(--text-2);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.7;
}
.hero-cta {
  display: flex; gap: 16px; flex-wrap: wrap;
  margin-bottom: 52px;
}
.btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 32px;
  background: var(--grad-cyan);
  color: #fff;
  border-radius: var(--radius-md);
  font-family: var(--font-head);
  font-size: 0.95rem; font-weight: 700;
  box-shadow: var(--shadow-cyan);
  transition: var(--trans);
  cursor: pointer; border: none;
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 40px -8px rgba(0,240,255,0.45);
  filter: brightness(1.1);
}
.btn-primary.full-btn { width: 100%; justify-content: center; }
.btn-ghost {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 32px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-1);
  font-family: var(--font-head);
  font-size: 0.95rem; font-weight: 600;
  transition: var(--trans);
}
.btn-ghost:hover {
  border-color: rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.04);
  transform: translateY(-3px);
}
.hero-stats {
  display: flex; align-items: center; gap: 32px;
}
.stat { display: flex; flex-direction: column; }
.stat-num {
  font-family: var(--font-head);
  font-size: 2rem; font-weight: 800; color: #fff;
  line-height: 1;
}
.stat-plus { color: var(--cyan); font-weight: 800; font-size: 1.5rem; display: inline; }
.stat-lbl { font-size: 0.82rem; color: var(--text-2); margin-top: 4px; }
.stat-sep { width: 1px; height: 40px; background: var(--border); }

/* Avatar */
.hero-right { display: flex; justify-content: center; align-items: center; }
.hero-avatar-wrap {
  position: relative; width: 380px; height: 380px;
  display: flex; align-items: center; justify-content: center;
}
.avatar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(0,240,255,0.12);
}
.ring-1 { width: 100%; height: 100%; animation: spin-slow 20s linear infinite; }
.ring-2 { width: 78%; height: 78%; animation: spin-slow 14s linear infinite reverse; border-color: rgba(185,103,255,0.12); }
.ring-3 { width: 56%; height: 56%; animation: spin-slow 10s linear infinite; border-color: rgba(255,94,151,0.12); }
.avatar-core {
  width: 160px; height: 160px; border-radius: 50%;
  background: linear-gradient(135deg, rgba(0,240,255,0.15), rgba(185,103,255,0.15));
  border: 2px solid rgba(0,240,255,0.3);
  display: flex; align-items: center; justify-content: center;
  z-index: 2;
  box-shadow: 0 0 60px rgba(0,240,255,0.15), inset 0 0 40px rgba(0,240,255,0.05);
}
.avatar-icon { font-size: 4.5rem; color: var(--cyan); }
.float-badge {
  position: absolute;
  background: rgba(13,19,32,0.9);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  padding: 8px 16px; border-radius: var(--radius-md);
  font-family: var(--font-head); font-size: 0.82rem; font-weight: 600;
  display: flex; align-items: center; gap: 8px;
  z-index: 3;
  box-shadow: var(--shadow-card);
  white-space: nowrap;
}
.float-badge i { font-size: 1rem; }
.badge-1 { top: 5%;  left: -5%; border-left: 2px solid var(--cyan); }
.badge-2 { top: 5%;  right: -5%; border-right: 2px solid var(--purple); }
.badge-3 { bottom: 10%; left: -5%; border-left: 2px solid var(--pink); }
.badge-4 { bottom: 10%; right: -5%; border-right: 2px solid var(--amber); }

.scroll-hint {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  z-index: 2; color: var(--text-3); font-size: 0.78rem;
  animation: scrollBounce 2s ease-in-out infinite;
}
.scroll-wheel {
  width: 24px; height: 36px; border-radius: 12px;
  border: 2px solid var(--text-3); position: relative;
}
.scroll-wheel::after {
  content: ''; position: absolute;
  top: 6px; left: 50%; transform: translateX(-50%);
  width: 4px; height: 8px; border-radius: 2px;
  background: var(--text-3);
  animation: scrollBounce 2s ease-in-out infinite;
}

/* =============================================
   SECTION COMMON
   ============================================= */
section { padding: 100px 0; position: relative; }
.section-label {
  display: flex; align-items: center; gap: 16px;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.8rem; font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase; letter-spacing: 0.15em;
  margin-bottom: 20px;
}
.label-line { flex: 1; max-width: 80px; height: 1px; background: var(--border); }
.section-heading {
  font-family: var(--font-head);
  font-size: 2.8rem; font-weight: 800;
  letter-spacing: -0.02em; line-height: 1.2;
  margin-bottom: 16px;
}
.section-sub {
  color: var(--text-2); font-size: 1.05rem;
  max-width: 580px; margin: 0 auto 56px;
}

/* =============================================
   ABOUT
   ============================================= */
.about-section { background: var(--bg-surface); border-top: 1px solid var(--border); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; margin-top: 40px;
}
.about-left .section-heading { margin-bottom: 20px; }
.about-text {
  color: var(--text-2); font-size: 1rem; margin-bottom: 18px; line-height: 1.75;
}
.about-text strong { color: var(--text-1); }
.about-text em { color: var(--cyan); font-style: normal; }
.about-info-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 28px 0;
}
.info-item {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.88rem; color: var(--text-2);
}
.info-item i { color: var(--cyan); font-size: 1rem; flex-shrink: 0; }
.languages-box { margin-top: 28px; }
.languages-box h4 {
  font-family: var(--font-head); font-size: 0.95rem; font-weight: 700;
  color: var(--text-2); margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.1em;
}
.lang-pills { display: flex; gap: 10px; flex-wrap: wrap; }
.lang-pill {
  padding: 6px 14px; border-radius: 100px; font-size: 0.8rem; font-weight: 600;
  border: 1px solid var(--border);
}
.lang-pill em { font-style: normal; color: var(--cyan); margin-left: 6px; font-size: 0.72rem; }
.lang-pill.full   { background: rgba(0,240,255,0.06); color: var(--text-1); }
.lang-pill.partial{ background: rgba(185,103,255,0.06); color: var(--text-1); }
.lang-pill.speak  { background: rgba(255,94,151,0.06); color: var(--text-1); }

/* Terminal */
.terminal-card {
  background: #0a0e1a;
  border: 1px solid rgba(0,240,255,0.12);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.terminal-header {
  display: flex; align-items: center; gap: 8px;
  padding: 14px 20px;
  background: #111622;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.t-dot { width:12px; height:12px; border-radius:50%; }
.t-dot.red    { background:#ff5f56; }
.t-dot.yellow { background:#ffbd2e; }
.t-dot.green  { background:#27c93f; }
.t-title { font-family: var(--font-mono); font-size:0.78rem; color: var(--text-3); margin-left: 10px; }
.terminal-body { padding: 24px; }
.t-line {
  font-family: var(--font-mono); font-size: 0.82rem;
  margin-bottom: 4px; display: flex; gap: 10px;
}
.t-prompt { color: var(--cyan); font-weight: 700; flex-shrink: 0; }
.t-output {
  font-family: var(--font-mono); font-size: 0.8rem;
  color: var(--text-2); margin: 2px 0 12px 20px;
  line-height: 1.5;
}
.t-cursor { animation: blink 1s infinite; }

/* =============================================
   SKILLS
   ============================================= */
.skills-section { background: var(--bg-base); }
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px; margin-bottom: 56px;
}
.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--trans);
}
.skill-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,240,255,0.2);
  box-shadow: 0 16px 40px -10px rgba(0,240,255,0.08);
}
.skill-card-icon {
  width: 54px; height: 54px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: #fff;
  margin-bottom: 18px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
}
.skill-card h4 {
  font-family: var(--font-head); font-size: 1.05rem; font-weight: 700;
  margin-bottom: 6px;
}
.skill-card p { font-size: 0.85rem; color: var(--text-2); margin-bottom: 16px; }
.skill-bar {
  height: 6px; background: rgba(255,255,255,0.05);
  border-radius: 3px; overflow: hidden;
}
.skill-fill {
  height: 100%; border-radius: 3px;
  animation: flow 1.5s ease-out forwards;
  animation-delay: 0.3s;
}

/* Soft Skills */
.soft-skills-wrap { text-align: center; }
.soft-title {
  font-family: var(--font-head); font-size: 1.1rem; font-weight: 700;
  color: var(--text-2); margin-bottom: 20px;
  text-transform: uppercase; letter-spacing: 0.1em;
}
.soft-pills { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.soft-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.88rem; font-weight: 600; color: var(--text-2);
  transition: var(--trans);
}
.soft-pill i { color: var(--cyan); }
.soft-pill:hover { border-color: var(--cyan); color: var(--text-1); transform: translateY(-2px); }

/* =============================================
   EXPERIENCE / TIMELINE
   ============================================= */
.experience-section { background: var(--bg-surface); border-top: 1px solid var(--border); }
.timeline { margin-top: 48px; display: flex; flex-direction: column; gap: 52px; }
.timeline-group {}
.tl-group-title {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-head); font-size: 1rem; font-weight: 700;
  color: var(--text-2); margin-bottom: 28px;
  padding: 8px 20px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 100px;
}
.tl-group-title i { color: var(--cyan); }
.tl-item {
  display: flex; gap: 24px; margin-bottom: 20px;
  padding-left: 20px; position: relative;
}
.tl-item::before {
  content: '';
  position: absolute; left: 0; top: 20px; bottom: -20px;
  width: 2px; background: var(--border);
}
.tl-item:last-child::before { display: none; }
.tl-dot {
  width: 18px; height: 18px; border-radius: 50%;
  flex-shrink: 0; margin-top: 14px;
  border: 3px solid var(--bg-surface);
  box-shadow: 0 0 14px currentColor;
}
.tl-dot.cyan   { background: var(--cyan);   color: var(--cyan); }
.tl-dot.purple { background: var(--purple); color: var(--purple); }
.tl-dot.pink   { background: var(--pink);   color: var(--pink); }
.tl-card {
  flex: 1;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  transition: var(--trans);
}
.tl-card:hover {
  border-color: rgba(0,240,255,0.15);
  box-shadow: var(--shadow-card);
  transform: translateX(4px);
}
.tl-period {
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--cyan); font-weight: 600; margin-bottom: 6px;
}
.tl-role {
  font-family: var(--font-head); font-size: 1.2rem; font-weight: 700;
  margin-bottom: 4px;
}
.tl-company {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.88rem; color: var(--text-2); margin-bottom: 14px;
}
.tl-company i { color: var(--purple); }
.tl-desc { font-size: 0.9rem; color: var(--text-2); margin-bottom: 16px; line-height: 1.6; }
.tl-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.tl-tags span {
  font-size: 0.75rem; font-weight: 600;
  padding: 4px 12px; border-radius: 100px;
  background: rgba(0,240,255,0.06);
  border: 1px solid rgba(0,240,255,0.12);
  color: var(--cyan);
}

/* =============================================
   PROJECTS
   ============================================= */
.projects-section { background: var(--bg-base); }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px; margin-top: 0;
}
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--trans);
  display: flex; flex-direction: column;
}
.project-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0,240,255,0.2);
  box-shadow: 0 24px 48px -12px rgba(0,240,255,0.1);
}
.project-card.featured { grid-column: span 2; }
.project-banner {
  padding: 28px; display: flex; align-items: flex-start;
  justify-content: space-between; min-height: 100px; position: relative;
}
.project-icon-wrap {
  width: 56px; height: 56px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: #fff;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}
.project-badge {
  font-family: var(--font-head); font-size: 0.72rem; font-weight: 700;
  padding: 4px 12px; border-radius: 100px;
  background: var(--grad-cyan); color: #fff;
  box-shadow: var(--shadow-cyan);
  text-transform: uppercase; letter-spacing: 0.05em;
}
.project-body { padding: 28px; flex: 1; }
.project-body h3 {
  font-family: var(--font-head); font-size: 1.2rem; font-weight: 700;
  margin-bottom: 10px; transition: var(--trans);
}
.project-card:hover .project-body h3 { color: var(--cyan); }
.project-body p { font-size: 0.9rem; color: var(--text-2); line-height: 1.65; margin-bottom: 20px; }
.project-tech { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.project-tech span {
  font-size: 0.75rem; font-weight: 600;
  padding: 4px 12px; border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text-2);
}
.project-links { display: flex; gap: 12px; }
.proj-link {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 18px; border-radius: var(--radius-md);
  font-family: var(--font-head); font-size: 0.82rem; font-weight: 600;
  border: 1px solid var(--border); color: var(--text-2);
  transition: var(--trans);
}
.proj-link:hover { border-color: rgba(255,255,255,0.2); color: var(--text-1); }
.proj-link.primary {
  background: var(--grad-cyan); border-color: transparent; color: #fff;
  box-shadow: var(--shadow-cyan);
}
.proj-link.primary:hover { filter: brightness(1.1); transform: translateY(-2px); }

/* =============================================
   CERTIFICATES
   ============================================= */
.certs-section { background: var(--bg-surface); border-top: 1px solid var(--border); }
.certs-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px; margin-top: 0;
}
.cert-card {
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex; flex-direction: column; gap: 16px;
  position: relative; overflow: hidden;
  transition: var(--trans);
}
.cert-card::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--grad-main);
}
.cert-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,240,255,0.18);
  box-shadow: var(--shadow-card);
}
.cert-icon {
  width: 52px; height: 52px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; color: #fff;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}
.cert-body { flex: 1; }
.cert-issuer {
  display: block; font-size: 0.75rem; font-weight: 700;
  color: var(--text-3); text-transform: uppercase; letter-spacing: 0.1em;
  margin-bottom: 6px;
}
.cert-body h4 {
  font-family: var(--font-head); font-size: 1rem; font-weight: 700; margin-bottom: 6px;
}
.cert-year {
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--cyan);
}
.cert-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.72rem; font-weight: 700;
  padding: 4px 10px; border-radius: 100px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border); color: var(--text-3);
  width: fit-content;
}
.cert-badge.verified {
  background: rgba(74,222,128,0.06);
  border-color: rgba(74,222,128,0.2);
  color: var(--green);
}

/* =============================================
   CONTACT
   ============================================= */
.contact-section { background: var(--bg-base); }
.contact-wrap {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: 56px; margin-top: 0; align-items: start;
}
.contact-card {
  display: flex; gap: 18px; align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px; margin-bottom: 16px;
  transition: var(--trans);
}
.contact-card:hover { border-color: rgba(0,240,255,0.18); transform: translateX(4px); }
.contact-card-icon { font-size: 1.2rem; color: var(--cyan); flex-shrink: 0; }
.contact-card-label {
  display: block; font-size: 0.72rem; font-weight: 700;
  color: var(--text-3); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 4px;
}
.contact-card-val { font-size: 0.9rem; color: var(--text-2); font-weight: 500; }
.contact-card-val:hover { color: var(--cyan); }
.social-row { display: flex; gap: 12px; margin-top: 8px; }
.social-btn {
  width: 44px; height: 44px; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; color: var(--text-2); transition: var(--trans);
}
.social-btn:hover {
  color: var(--cyan); border-color: var(--cyan);
  background: rgba(0,240,255,0.04); transform: translateY(-3px);
}

/* Contact Form */
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-family: var(--font-head); font-size: 0.82rem; font-weight: 600; color: var(--text-2);
}
.form-group input,
.form-group textarea {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  color: var(--text-1); font-size: 0.9rem;
  transition: var(--trans); resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--cyan);
  background: rgba(0,240,255,0.02);
  box-shadow: 0 0 0 3px rgba(0,240,255,0.08);
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: #040710;
  border-top: 1px solid var(--border);
  padding: 36px 0;
}
.footer-inner {
  display: flex; align-items: center; justify-content: space-between;
}
.footer-logo {
  font-family: var(--font-mono); font-size: 1.2rem; font-weight: 700; color: var(--cyan);
}
.footer-copy { font-size: 0.85rem; color: var(--text-3); }
.back-top {
  width: 40px; height: 40px; border-radius: 10px;
  background: rgba(0,240,255,0.06); border: 1px solid rgba(0,240,255,0.15);
  display: flex; align-items: center; justify-content: center;
  color: var(--cyan); font-size: 1rem; transition: var(--trans);
}
.back-top:hover { background: rgba(0,240,255,0.12); transform: translateY(-3px); }

/* =============================================
   PARTICLES (Canvas dots handled in JS)
   ============================================= */
#particles canvas { position: absolute; inset: 0; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .hero-name { font-size: 4.2rem; }
  .hero-avatar-wrap { width: 300px; height: 300px; }
  .about-grid { gap: 40px; }
  .project-card.featured { grid-column: span 1; }
}

@media (max-width: 768px) {
  html { font-size: 15px; }
  .nav-links, .btn-resume { display: none; }
  .hamburger { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; top: 0; right: 0;
    width: 280px; height: 100vh;
    background: var(--bg-surface);
    padding: 80px 32px 40px;
    border-left: 1px solid var(--border);
    gap: 24px; z-index: 998;
  }
  .hero-container { grid-template-columns: 1fr; text-align: center; gap: 40px; }
  .hero-name { font-size: 3.5rem; }
  .hero-bio, .hero-cta { margin-left: auto; margin-right: auto; }
  .hero-cta { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-right { order: -1; }
  .hero-avatar-wrap { width: 260px; height: 260px; }
  .about-grid { grid-template-columns: 1fr; }
  .about-info-grid { grid-template-columns: 1fr; }
  .contact-wrap { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .section-heading { font-size: 2.2rem; }
  .badge-1, .badge-2, .badge-3, .badge-4 { display: none; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
}

@media (max-width: 480px) {
  html { font-size: 14px; }
  .hero-name { font-size: 2.8rem; }
  .hero-cta { flex-direction: column; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .stat-sep { display: none; }
  .skills-grid { grid-template-columns: 1fr; }
  .certs-grid { grid-template-columns: 1fr; }
}