/* ═══════════════════════════════════════════════════════════
   PORTFOLIO CSS — Modern Dark Theme with Glassmorphism
   ═══════════════════════════════════════════════════════════ */

/* ── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ── CSS Variables ────────────────────────────────────────── */
:root {
    --bg-primary:   #070b14;
    --bg-secondary: #0d1221;
    --bg-card:      rgba(255,255,255,0.04);
    --border:       rgba(255,255,255,0.08);
    --border-glow:  rgba(99,179,237,0.3);

    --blue:         #4f8ef7;
    --blue-light:   #7fb3ff;
    --blue-dark:    #2563eb;
    --purple:       #8b5cf6;
    --purple-light: #a78bfa;
    --cyan:         #22d3ee;
    --green:        #10b981;
    --pink:         #f472b6;

    --text-primary:   #f0f4ff;
    --text-secondary: #94a3b8;
    --text-muted:     #64748b;

    --font-main:  'Inter', sans-serif;
    --font-title: 'Space Grotesk', sans-serif;

    --radius-sm:  6px;
    --radius-md:  12px;
    --radius-lg:  20px;
    --radius-xl:  32px;

    --shadow-glow: 0 0 40px rgba(79,142,247,0.15);
    --shadow-card: 0 8px 32px rgba(0,0,0,0.4);
    --transition:  all 0.3s cubic-bezier(0.4,0,0.2,1);
}

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

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

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

/* ── Scrollbar ────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--blue-dark); border-radius: 3px; }

/* ── Selection ────────────────────────────────────────────── */
::selection { background: rgba(79,142,247,0.3); color: var(--text-primary); }

/* ══════════════════════════════════════════════════════════
   NAVBAR
═══════════════════════════════════════════════════════════ */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(7,11,20,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 10px 0;
    background: rgba(7,11,20,0.95);
    box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-title);
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--blue), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 8px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--blue-light);
    background: rgba(79,142,247,0.1);
}

.nav-cta {
    background: linear-gradient(135deg, var(--blue), var(--purple)) !important;
    color: white !important;
    padding: 8px 20px !important;
    border-radius: var(--radius-md) !important;
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(79,142,247,0.4) !important;
}

/* Hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    background: none;
    border: none;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .nav-links {
        position: fixed;
        top: 65px; left: 0; right: 0;
        background: rgba(7,11,20,0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        padding: 24px;
        gap: 8px;
        transform: translateY(-120%);
        transition: var(--transition);
        border-bottom: 1px solid var(--border);
    }
    .nav-links.open { transform: translateY(0); }
}

/* ══════════════════════════════════════════════════════════
   HERO SECTION
═══════════════════════════════════════════════════════════ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 100px 0 60px;
}

/* Animated background */
.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
    animation: float 8s ease-in-out infinite;
}

.hero-orb-1 {
    width: 600px; height: 600px;
    background: radial-gradient(circle, var(--blue), transparent);
    top: -100px; left: -200px;
}

.hero-orb-2 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, var(--purple), transparent);
    bottom: -100px; right: -150px;
    animation-delay: -4s;
}

.hero-orb-3 {
    width: 300px; height: 300px;
    background: radial-gradient(circle, var(--cyan), transparent);
    top: 50%; left: 50%;
    transform: translate(-50%,-50%);
    animation-delay: -2s;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(79,142,247,0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(79,142,247,0.05) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(79,142,247,0.1);
    border: 1px solid rgba(79,142,247,0.2);
    border-radius: 100px;
    padding: 8px 16px;
    font-size: 0.85rem;
    color: var(--blue-light);
    margin-bottom: 24px;
}

.hero-badge .dot {
    width: 8px; height: 8px;
    background: var(--green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-title);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 8px;
}

.hero-name {
    background: linear-gradient(135deg, var(--blue-light), var(--purple-light), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title-role {
    font-family: var(--font-title);
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.hero-tagline {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 480px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-family: var(--font-main);
}

.btn-primary {
    background: linear-gradient(135deg, var(--blue), var(--purple));
    color: white;
    box-shadow: 0 4px 20px rgba(79,142,247,0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(79,142,247,0.5);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    background: var(--bg-card);
    border-color: var(--blue);
    color: var(--blue-light);
    transform: translateY(-2px);
}

/* Hero Image */
.hero-image-wrap {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-avatar-ring {
    position: relative;
    width: 320px;
    height: 320px;
}

.hero-avatar-ring::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--blue), var(--purple), var(--cyan));
    animation: rotate 6s linear infinite;
    z-index: -1;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-avatar-ring::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: var(--bg-primary);
}

.hero-avatar {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    position: relative;
    z-index: 1;
}

.hero-avatar-placeholder {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(79,142,247,0.2), rgba(139,92,246,0.2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 8rem;
    position: relative;
    z-index: 1;
}

/* Floating badges */
.hero-stat {
    position: absolute;
    background: rgba(13,18,33,0.9);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 12px 18px;
    box-shadow: var(--shadow-card);
    animation: float 4s ease-in-out infinite;
}

.hero-stat-1 { bottom: 20px; left: -40px; animation-delay: 0s; }
.hero-stat-2 { top: 20px; right: -30px; animation-delay: -2s; }

.hero-stat-num {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--blue), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-stat-label { font-size: 0.75rem; color: var(--text-muted); }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

/* Social links */
.hero-socials {
    display: flex;
    gap: 12px;
    margin-top: 32px;
}

.social-link {
    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;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1.1rem;
    transition: var(--transition);
}

.social-link:hover {
    background: rgba(79,142,247,0.15);
    border-color: var(--blue);
    color: var(--blue-light);
    transform: translateY(-3px);
}

@media (max-width: 768px) {
    .hero-container { grid-template-columns: 1fr; text-align: center; }
    .hero-image-wrap { order: -1; }
    .hero-avatar-ring { width: 220px; height: 220px; }
    .hero-actions { justify-content: center; }
    .hero-socials { justify-content: center; }
    .hero-stat-1 { bottom: -10px; left: 0; }
    .hero-stat-2 { top: 0; right: 0; }
}

/* ══════════════════════════════════════════════════════════
   SECTION COMMONS
═══════════════════════════════════════════════════════════ */
section {
    padding: 100px 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 12px;
}

.section-label::before {
    content: '';
    display: block;
    width: 24px;
    height: 2px;
    background: var(--blue);
    border-radius: 2px;
}

.section-title {
    font-family: var(--font-title);
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 580px;
    margin-bottom: 60px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--blue-light), var(--purple-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Glass Card */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.glass-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

/* Divider */
.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
    margin: 0;
}

/* ══════════════════════════════════════════════════════════
   ABOUT SECTION
═══════════════════════════════════════════════════════════ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.about-info-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px;
}

.about-info-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.about-info-value {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.about-stat {
    text-align: center;
    padding: 28px 20px;
}

.about-stat-num {
    font-family: var(--font-title);
    font-size: 2.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--blue), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 4px;
}

@media (max-width: 768px) {
    .about-grid { grid-template-columns: 1fr; }
    .about-stats { grid-template-columns: repeat(3, 1fr); }
}

/* ══════════════════════════════════════════════════════════
   SKILLS SECTION
═══════════════════════════════════════════════════════════ */
.skills-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}

.skill-tab {
    padding: 10px 22px;
    border-radius: 100px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-main);
}

.skill-tab.active, .skill-tab:hover {
    background: rgba(79,142,247,0.15);
    border-color: var(--blue);
    color: var(--blue-light);
}

.skills-category {
    display: none;
}

.skills-category.active {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    animation: fadeUp 0.4s ease;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

.skill-card {
    padding: 18px 22px;
}

.skill-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.skill-icon {
    font-size: 1.3rem;
    color: var(--blue-light);
    width: 24px;
    text-align: center;
}

.skill-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
}

/* ══════════════════════════════════════════════════════════
   EXPERIENCE SECTION
═══════════════════════════════════════════════════════════ */
.exp-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 44px;
    border-bottom: 1px solid var(--border);
}

.exp-tab {
    padding: 14px 28px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    font-family: var(--font-main);
    display: flex;
    align-items: center;
    gap: 8px;
}

.exp-tab.active {
    color: var(--blue-light);
    border-bottom-color: var(--blue);
}

.exp-tab:hover { color: var(--text-primary); }

.exp-group { display: none; }
.exp-group.active { display: block; animation: fadeUp 0.4s ease; }

.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--blue), var(--purple), transparent);
}

.timeline-item {
    position: relative;
    margin-bottom: 36px;
    animation: fadeUp 0.5s ease both;
}

.timeline-dot {
    position: absolute;
    left: -48px;
    top: 6px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--blue), var(--purple));
    box-shadow: 0 0 0 4px rgba(79,142,247,0.15);
}

.timeline-card {
    padding: 24px 28px;
}

.timeline-date {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--blue-light);
    background: rgba(79,142,247,0.1);
    border: 1px solid rgba(79,142,247,0.2);
    border-radius: 100px;
    padding: 4px 12px;
    margin-bottom: 12px;
}

.timeline-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.timeline-org {
    font-size: 0.9rem;
    color: var(--purple-light);
    font-weight: 500;
    margin-bottom: 4px;
}

.timeline-location {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.timeline-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ══════════════════════════════════════════════════════════
   PROJECTS SECTION
═══════════════════════════════════════════════════════════ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.project-card {
    overflow: hidden;
    border-radius: var(--radius-lg);
    position: relative;
    group: true;
}

.project-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(79,142,247,0.1), rgba(139,92,246,0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
}

.project-featured-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: linear-gradient(135deg, var(--blue), var(--purple));
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 100px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.project-body {
    padding: 24px;
}

.project-category {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--blue-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.project-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.project-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 20px;
}

.tech-tag {
    padding: 3px 10px;
    border-radius: 100px;
    background: rgba(139,92,246,0.1);
    border: 1px solid rgba(139,92,246,0.2);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--purple-light);
}

.project-links {
    display: flex;
    gap: 10px;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.project-link-demo {
    background: linear-gradient(135deg, var(--blue), var(--purple));
    color: white;
}

.project-link-demo:hover { box-shadow: 0 4px 15px rgba(79,142,247,0.4); transform: translateY(-1px); }

.project-link-github {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.project-link-github:hover { border-color: var(--text-secondary); color: var(--text-primary); transform: translateY(-1px); }

/* ══════════════════════════════════════════════════════════
   CERTIFICATES SECTION
═══════════════════════════════════════════════════════════ */
.certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.cert-card {
    padding: 24px;
    position: relative;
    overflow: hidden;
}

.cert-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--blue), var(--purple));
}

.cert-icon {
    width: 52px; height: 52px;
    border-radius: var(--radius-md);
    background: rgba(79,142,247,0.1);
    border: 1px solid rgba(79,142,247,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.cert-title {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 6px;
    line-height: 1.3;
}

.cert-issuer {
    font-size: 0.85rem;
    color: var(--purple-light);
    font-weight: 500;
    margin-bottom: 4px;
}

.cert-date {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.cert-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--blue-light);
    text-decoration: none;
    transition: var(--transition);
}

.cert-link:hover { color: var(--purple-light); gap: 10px; }

.cert-image {
    width: 100%;
    height: 160px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}

/* ══════════════════════════════════════════════════════════
   CONTACT SECTION
═══════════════════════════════════════════════════════════ */
.contact-section { background: var(--bg-secondary); }

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 28px;
}

.contact-icon {
    width: 48px; height: 48px;
    border-radius: var(--radius-md);
    background: rgba(79,142,247,0.1);
    border: 1px solid rgba(79,142,247,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-info-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.contact-info-value {
    font-weight: 600;
    color: var(--text-primary);
}

/* Form */
.contact-form .glass-card {
    padding: 36px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 14px 16px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: var(--font-main);
    transition: var(--transition);
    outline: none;
}

.form-control:focus {
    border-color: var(--blue);
    background: rgba(79,142,247,0.05);
    box-shadow: 0 0 0 3px rgba(79,142,247,0.1);
}

.form-control::placeholder { color: var(--text-muted); }

textarea.form-control {
    resize: vertical;
    min-height: 140px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.alert {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.alert-success {
    background: rgba(16,185,129,0.1);
    border: 1px solid rgba(16,185,129,0.3);
    color: #6ee7b7;
}

.alert-error {
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.3);
    color: #fca5a5;
}

@media (max-width: 768px) {
    .contact-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .projects-grid { grid-template-columns: 1fr; }
    .certs-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
}

/* ══════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════ */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border);
    padding: 36px 0;
    text-align: center;
}

.footer-text {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.footer-text a {
    color: var(--blue-light);
    text-decoration: none;
    font-weight: 500;
}

.footer-text a:hover { color: var(--purple-light); }

/* ══════════════════════════════════════════════════════════
   SCROLL ANIMATIONS
═══════════════════════════════════════════════════════════ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* Stagger children */
.reveal-stagger > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0.1s; opacity:1; transform:translateY(0); }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.2s; opacity:1; transform:translateY(0); }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.3s; opacity:1; transform:translateY(0); }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.4s; opacity:1; transform:translateY(0); }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.5s; opacity:1; transform:translateY(0); }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 0.6s; opacity:1; transform:translateY(0); }

/* Back to top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--blue), var(--purple));
    border: none;
    border-radius: var(--radius-sm);
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(79,142,247,0.4);
}

.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(79,142,247,0.5);
}