:root {
    --bg: #0a0e17;
    --bg2: #0f1624;
    --bg3: #141d30;
    --bg4: #1a2540;
    --accent: #00d4ff;
    --accent2: #7c3aed;
    --accent3: #10b981;
    --text: #e8eaf0;
    --text2: #8892a4;
    --text3: #5a6578;
    --border: rgba(255,255,255,0.07);
    --border2: rgba(0,212,255,0.2);
    --font: 'Space Grotesk', sans-serif;
    --mono: 'DM Mono', monospace;
    --radius: 12px;
    --radius-lg: 20px;
  }

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

  html { scroll-behavior: smooth; }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.7;
    overflow-x: hidden;
  }

  a { color: inherit; text-decoration: none; }

  .login-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
    background:
      radial-gradient(circle at top left, rgba(0, 212, 255, 0.16), transparent 35%),
      linear-gradient(135deg, var(--bg) 0%, var(--bg2) 100%);
    color: var(--text);
  }

  .login-card {
    width: min(100%, 430px);
    background: rgba(20, 29, 48, 0.9);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(16px);
  }

  .brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    font-family: var(--mono);
    color: var(--accent);
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }

  .brand img {
    width: 42px;
    height: 42px;
    border-radius: 10px;
  }

  .login-card h1 {
    font-size: 1.7rem;
    margin-bottom: 8px;
  }

  .login-card p {
    color: var(--text2);
    margin-bottom: 24px;
  }

  .alert {
    background: rgba(255, 107, 107, 0.12);
    border: 1px solid rgba(255, 107, 107, 0.28);
    color: #ff8a8a;
    padding: 12px 14px;
    border-radius: var(--radius);
    margin-bottom: 18px;
    font-size: 0.95rem;
  }

  .field {
    margin-bottom: 16px;
  }

  .field label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.95rem;
    color: var(--text);
  }

  .field input {
    width: 100%;
    padding: 13px 14px;
    border-radius: var(--radius);
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.04);
    color: var(--text);
    outline: none;
  }

  .field input::placeholder {
    color: var(--text3);
  }

  .field input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.16);
  }

  .btn {
    width: 100%;
    border: none;
    padding: 13px 16px;
    border-radius: var(--radius);
    background: linear-gradient(90deg, var(--accent), var(--accent2));
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease;
    margin-top: 8px;
  }

  .btn:hover {
    transform: translateY(-1px);
  }

  .subtle {
    text-align: center;
    margin-top: 16px;
    font-size: 0.92rem;
    color: var(--text2);
  }

  .subtle a {
    color: var(--accent);
  }

  .hint {
    margin-top: 14px;
    font-size: 0.86rem;
    color: var(--text3);
    background: rgba(255,255,255,0.03);
    padding: 10px 12px;
    border-radius: 10px;
  }

  /* ─── NAV ─── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 0 2rem;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(10,14,23,0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
  }

  .nav-logo {
    font-family: var(--mono);
    font-size: 14px;
    color: var(--accent);
    letter-spacing: 0.05em;
  }

  .nav-logo span { color: var(--text2); }

  .nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
  }

  .nav-links a {
    font-size: 13px;
    font-weight: 500;
    color: var(--text2);
    letter-spacing: 0.04em;
    transition: color 0.2s;
    text-transform: uppercase;
  }

  .nav-links a:hover { color: var(--accent); }

  .nav-cta {
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    border: 1px solid var(--border2);
    padding: 8px 20px;
    border-radius: 100px;
    transition: background 0.2s, color 0.2s;
    letter-spacing: 0.04em;
  }

  .nav-cta:hover {
    background: var(--accent);
    color: var(--bg);
  }

  /* Logo in navbar (left) */
  .nav-left { display:flex; align-items:center; gap:12px; }
  .nav-logo { display:flex; align-items:center; gap:10px; font-family: var(--mono); font-size:14px; color:var(--accent); }
  .nav-logo-text span { color: var(--text2); }
  .nav-logo-img { width:42px; height:42px; object-fit:contain; border-radius:6px; border:1px solid var(--border); background:transparent; }

  /* Responsive adjustments */
  @media (max-width: 768px) {
    .nav-logo-text { display:none; }
    .nav-links { display:none; }
    .hamburger { display:flex; }
    .nav-cta { display:none; }
  }

  .hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
  }

  .hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text2);
    border-radius: 2px;
    transition: all 0.3s;
  }

  /* ─── HERO ─── */
  #hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 2rem 4rem;
    position: relative;
    overflow: hidden;
  }

  .hero-grid {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(var(--border) 1px, transparent 1px),
      linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.4;
  }

  .hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,212,255,0.08) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    pointer-events: none;
  }

  .hero-glow2 {
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(124,58,237,0.06) 0%, transparent 70%);
    bottom: 0;
    left: 200px;
    pointer-events: none;
  }

  .hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 4rem;
    align-items: center;
  }

  .hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 12px;
    color: var(--accent);
    background: rgba(0,212,255,0.06);
    border: 1px solid rgba(0,212,255,0.15);
    padding: 6px 14px;
    border-radius: 100px;
    margin-bottom: 1.5rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }

  .hero-tag::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse 2s infinite;
  }

  @keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
  }

  .hero-name {
    font-size: clamp(2.6rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
  }

  .hero-name em {
    font-style: normal;
    color: var(--accent);
  }

  .hero-title {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text2);
    font-weight: 400;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
  }

  .hero-title .sep {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--text3);
  }

  .hero-desc {
    font-size: 1rem;
    color: var(--text2);
    max-width: 520px;
    margin-bottom: 2.5rem;
    line-height: 1.8;
  }

  .hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent);
    color: var(--bg);
    font-weight: 600;
    font-size: 14px;
    padding: 12px 28px;
    border-radius: 100px;
    transition: opacity 0.2s, transform 0.2s;
    letter-spacing: 0.02em;
    border: none;
    cursor: pointer;
    font-family: var(--font);
  }

  .btn-primary:hover { opacity: 0.85; transform: translateY(-1px); }

  .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--text);
    font-weight: 500;
    font-size: 14px;
    padding: 12px 28px;
    border-radius: 100px;
    border: 1px solid var(--border);
    transition: border-color 0.2s, background 0.2s;
    cursor: pointer;
    font-family: var(--font);
  }

  .btn-secondary:hover { border-color: var(--accent); background: rgba(0,212,255,0.04); }

  .hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 3rem;
  }

  .stat-card {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    text-align: center;
    transition: border-color 0.2s;
  }

  .stat-card:hover { border-color: var(--border2); }

  .stat-num {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    font-family: var(--mono);
    line-height: 1;
    margin-bottom: 4px;
  }

  .stat-label {
    font-size: 12px;
    color: var(--text3);
    text-transform: uppercase;
    letter-spacing: 0.06em;
  }

  .hero-card {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    position: relative;
    overflow: hidden;
  }

  .hero-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent2), var(--accent), var(--accent3));
  }

  .avatar-ring {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent2), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1.25rem;
    font-family: var(--mono);
  }

  .hero-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 4px;
  }

  .hero-card .role {
    font-size: 13px;
    color: var(--accent);
    font-family: var(--mono);
    margin-bottom: 1.5rem;
  }

  .info-row {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--text2);
    margin-bottom: 10px;
  }

  .info-row svg { flex-shrink: 0; color: var(--accent); }

  .cert-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 1.5rem;
  }

  .badge {
    font-size: 11px;
    font-family: var(--mono);
    padding: 4px 10px;
    border-radius: 100px;
    background: rgba(0,212,255,0.06);
    border: 1px solid rgba(0,212,255,0.15);
    color: var(--accent);
    letter-spacing: 0.04em;
  }

  /* Pricing card styles (right sidebar replacement) */
  .hero-card .pricing-container {
    background: linear-gradient(180deg, rgba(43,34,86,0.98), rgba(30,24,55,0.98));
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-align: center;
    padding: 0;
    color: var(--text);
    min-width: 260px;
  }

  .pricing-top {
    background: linear-gradient(180deg, #3b3570, #2a214a);
    padding: 1.25rem 1rem 0.8rem;
    color: #fff;
    position: relative;
  }

  .pricing-url {
    font-family: var(--mono);
    font-size: 12px;
    color: rgba(255,255,255,0.35);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
  }

  .pricing-price {
    font-size: 3rem;
    font-weight: 800;
    margin: 0.2rem 0;
    font-family: var(--mono);
    color: #fff;
    line-height: 1;
  }

  .pricing-package {
    display: inline-block;
    background: #bfe8ff;
    color: #12233a;
    font-weight: 700;
    padding: 10px 18px;
    border-radius: 8px;
    margin: 0.6rem auto 0.8rem;
    font-size: 0.9rem;
    letter-spacing: 0.06em;
  }

  .pricing-features {
    list-style: none;
    padding: 1.25rem 2rem;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: linear-gradient(180deg, rgba(0,0,0,0.03), transparent);
  }

  .pricing-features li {
    color: var(--text2);
    font-size: 14px;
    padding: 8px 0;
    border-bottom: 1px dashed rgba(255,255,255,0.03);
  }

  .pricing-cta {
    display: inline-block;
    margin: 1.25rem auto 1rem;
    background: #ffffff;
    color: #2b2b5a;
    padding: 12px 22px;
    border-radius: 100px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-decoration: none;
    box-shadow: 0 6px 18px rgba(43,43,90,0.28);
  }

  .pricing-cta:hover { transform: translateY(-3px); box-shadow: 0 10px 28px rgba(43,43,90,0.36); }

  /* ─── SECTIONS ─── */
  section {
    padding: 6rem 2rem;
  }

  .container {
    max-width: 1200px;
    margin: 0 auto;
  }

  .section-label {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--accent);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
  }

  .section-title {
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 1rem;
  }

  .section-desc {
    font-size: 1rem;
    color: var(--text2);
    max-width: 560px;
    line-height: 1.8;
    margin-bottom: 3rem;
  }

  .divider {
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent2));
    border-radius: 2px;
    margin-bottom: 1rem;
  }

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

  .about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
  }

  .about-text p {
    color: var(--text2);
    margin-bottom: 1.25rem;
    line-height: 1.85;
  }

  .about-text p strong { color: var(--text); font-weight: 600; }

  .edu-card {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    margin-bottom: 1rem;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    transition: border-color 0.2s;
  }

  .edu-card:hover { border-color: var(--border2); }

  .edu-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(0,212,255,0.08);
    border: 1px solid rgba(0,212,255,0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--accent);
  }

  .edu-degree { font-weight: 600; font-size: 14px; margin-bottom: 2px; }
  .edu-school { font-size: 13px; color: var(--text2); }
  .edu-year { font-size: 12px; font-family: var(--mono); color: var(--text3); margin-top: 4px; }

  /* ─── EXPERIENCE ─── */
  #experience { background: var(--bg); }

  .timeline {
    position: relative;
    padding-left: 2rem;
  }

  .timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    bottom: 10px;
    width: 1px;
    background: var(--border);
  }

  .timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--border);
  }

  .timeline-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
  }

  .timeline-dot {
    position: absolute;
    left: -2rem;
    top: 8px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent);
    transform: translateX(-4px);
    box-shadow: 0 0 10px rgba(0,212,255,0.5);
  }

  .timeline-dot.dim {
    background: var(--text3);
    box-shadow: none;
  }

  .exp-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
  }

  .exp-title { font-size: 1.05rem; font-weight: 600; }

  .exp-period {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--accent);
    background: rgba(0,212,255,0.06);
    border: 1px solid rgba(0,212,255,0.12);
    padding: 4px 10px;
    border-radius: 100px;
    white-space: nowrap;
  }

  .exp-company {
    font-size: 13px;
    color: var(--text2);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .exp-company svg { color: var(--text3); }

  .exp-list { list-style: none; }

  .exp-list li {
    font-size: 14px;
    color: var(--text2);
    padding: 4px 0 4px 1.25rem;
    position: relative;
    line-height: 1.6;
  }

  .exp-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 10px;
    top: 6px;
  }

  /* ─── SKILLS ─── */
  #skills { background: var(--bg2); }

  .skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.5rem;
  }

  .skill-group {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    transition: border-color 0.2s, transform 0.2s;
  }

  .skill-group:hover {
    border-color: var(--border2);
    transform: translateY(-2px);
  }

  .skill-group-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1.25rem;
  }

  .skill-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
  }

  .skill-icon.blue { background: rgba(0,212,255,0.1); }
  .skill-icon.purple { background: rgba(124,58,237,0.12); }
  .skill-icon.green { background: rgba(16,185,129,0.1); }
  .skill-icon.amber { background: rgba(245,158,11,0.1); }
  .skill-icon.red { background: rgba(239,68,68,0.1); }
  .skill-icon.cyan { background: rgba(6,182,212,0.1); }

  .skill-group-name {
    font-size: 15px;
    font-weight: 600;
  }

  .skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
  }

  .skill-tag {
    font-size: 12px;
    color: var(--text2);
    background: var(--bg4);
    border: 1px solid var(--border);
    padding: 5px 12px;
    border-radius: 100px;
    font-family: var(--mono);
    transition: border-color 0.2s, color 0.2s;
  }

  .skill-tag:hover { border-color: var(--border2); color: var(--accent); }

  /* ─── CERTIFICATIONS ─── */
  #certifications { background: var(--bg); }

  .certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.25rem;
  }

  .cert-card {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: border-color 0.2s;
    position: relative;
    overflow: hidden;
  }

  .cert-card::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent2), var(--accent));
    opacity: 0;
    transition: opacity 0.2s;
  }

  .cert-card:hover { border-color: var(--border2); }
  .cert-card:hover::after { opacity: 1; }

  .cert-org-badge {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--accent3);
    background: rgba(16,185,129,0.08);
    border: 1px solid rgba(16,185,129,0.15);
    padding: 3px 10px;
    border-radius: 100px;
    display: inline-block;
    width: fit-content;
  }

  .cert-name { font-size: 14px; font-weight: 600; line-height: 1.4; }
  .cert-trophy { font-size: 1.75rem; }

  /* ─── PROJECTS ─── */
  #projects { background: var(--bg2); }

  .projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.5rem;
  }

  .project-card {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: border-color 0.2s, transform 0.2s;
    position: relative;
    overflow: hidden;
  }

  .project-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    transition: opacity 0.3s;
  }

  .project-card:hover { border-color: var(--border2); transform: translateY(-3px); }
  .project-card:hover::before { opacity: 1; }

  .project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
  }

  .project-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: rgba(0,212,255,0.08);
    border: 1px solid rgba(0,212,255,0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
  }

  .project-links {
    display: flex;
    gap: 8px;
  }

  .project-link {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: var(--bg4);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text2);
    transition: border-color 0.2s, color 0.2s;
    font-size: 14px;
    font-weight: bold;
  }

  .project-link:hover { border-color: var(--accent); color: var(--accent); }

  .project-title { font-size: 1.05rem; font-weight: 600; }
  .project-desc { font-size: 13px; color: var(--text2); line-height: 1.7; flex-grow: 1; }

  .project-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
  }

  .stack-tag {
    font-size: 11px;
    font-family: var(--mono);
    color: var(--accent2);
    background: rgba(124,58,237,0.08);
    border: 1px solid rgba(124,58,237,0.15);
    padding: 3px 10px;
    border-radius: 100px;
  }

  /* ─── CONTACT ─── */
  #contact { background: var(--bg); }

  .contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 4rem;
    align-items: start;
  }

  .contact-info h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
  }

  .contact-info p {
    font-size: 14px;
    color: var(--text2);
    margin-bottom: 2rem;
    line-height: 1.8;
  }

  .contact-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .contact-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: border-color 0.2s;
    font-size: 14px;
    color: var(--text2);
  }

  .contact-link:hover { border-color: var(--border2); color: var(--accent); }

  .contact-link-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 16px;
  }

  .contact-form {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
  }

  .form-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
  }

  .form-group {
    margin-bottom: 1rem;
  }

  .form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text2);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    width: 100%;
    background: var(--bg4);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-family: var(--font);
    font-size: 14px;
    padding: 12px 14px;
    outline: none;
    transition: border-color 0.2s;
    resize: vertical;
  }

  .form-group input:focus,
  .form-group select:focus,
  .form-group textarea:focus {
    border-color: var(--accent);
  }

  .form-group select option {
    background: var(--bg3);
  }

  .form-submit {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
  }

  .wa-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #25D366;
    color: white;
    font-weight: 600;
    font-size: 14px;
    padding: 12px 22px;
    border-radius: 100px;
    transition: opacity 0.2s;
    white-space: nowrap;
    border: none;
    cursor: pointer;
    text-decoration: none;
  }

  .wa-btn:hover { opacity: 0.85; }

  /* ─── FLOATING SOCIAL ─── */
  .floating-social {
    position: fixed;
    right: 1.5rem;
    bottom: 2rem;
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .float-btn {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 18px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
    transition: transform 0.2s, opacity 0.2s;
    text-decoration: none;
  }

  .float-btn:hover { transform: scale(1.1); }

  .float-wa { background: #25D366; }
  .float-mail { background: var(--accent2); font-size: 14px; }

  /* ─── FOOTER ─── */
  footer {
    background: var(--bg2);
    border-top: 1px solid var(--border);
    padding: 2rem;
    text-align: center;
  }

  .footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
  }

  .footer-brand {
    font-family: var(--mono);
    font-size: 13px;
    color: var(--text2);
  }

  .footer-brand strong { color: var(--accent); }

  .footer-copy {
    font-size: 12px;
    color: var(--text3);
  }

  .footer-links {
    display: flex;
    gap: 1.5rem;
  }

  .footer-links a {
    font-size: 13px;
    color: var(--text3);
    transition: color 0.2s;
  }

  .footer-links a:hover { color: var(--accent); }

  /* ─── SCROLL TO TOP ─── */
  .scroll-top {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-family: var(--mono);
    color: var(--text3);
    background: none;
    border: 1px solid var(--border);
    padding: 6px 14px;
    border-radius: 100px;
    cursor: pointer;
    font-family: var(--font);
    transition: color 0.2s, border-color 0.2s;
  }

  .scroll-top:hover { color: var(--accent); border-color: var(--border2); }

  /* ─── RESPONSIVE ─── */
  @media (max-width: 900px) {
    /* Stack hero into a single column and vertically center its contents on small screens */
    .hero-inner {
      grid-template-columns: 1fr;
      display: flex;
      flex-direction: column;
      justify-content: center; /* vertical centering */
      align-items: center;
      min-height: calc(100vh - 80px);
      gap: 2rem;
      padding: 1rem 0;
    }
    .hero-content { width: 100%; }
    .hero-card { width: 100%; max-width: 420px; }
    .hero-card .pricing-container { min-width: auto; margin: 0 auto; }

    /* preserve other responsive adjustments */
    .about-grid { grid-template-columns: 1fr; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .nav-links, .nav-cta { display: none; }
    .hamburger { display: flex; }
  }

  @media (max-width: 600px) {
    .hero-stats { grid-template-columns: repeat(3, 1fr); }
    .skills-grid, .projects-grid { grid-template-columns: 1fr; }
    .certs-grid { grid-template-columns: 1fr 1fr; }
   
  }

  /* ─── MOBILE MENU ─── */
  .mobile-menu {
    display: none;
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    z-index: 999;
    padding: 1rem 2rem 1.5rem;
    flex-direction: column;
    gap: 1rem;
  }

  .mobile-menu.open { display: flex; }

  .mobile-menu a {
    font-size: 15px;
    font-weight: 500;
    color: var(--text2);
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
    transition: color 0.2s;
  }

  .mobile-menu a:hover { color: var(--accent); }

  /* ─── ANIMATIONS ─── */
  .fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s, transform 0.6s;
  }

  .fade-in.visible {
    opacity: 1;
    transform: none;
  }