/* =========================================================
   FKShield — Professional Portfolio
   Design System: Cyber Dark Theme
   ========================================================= */

/* ---- CSS Variables ---- */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #0e0e16;
    --bg-card: #12121c;
    --bg-card-hover: #1a1a2e;
    --bg-glass: rgba(14, 14, 22, 0.75);

    --text-primary: #e8e8ef;
    --text-secondary: #9a9ab0;
    --text-muted: #5a5a72;

    --accent-cyan: #00f0ff;
    --accent-green: #39ff14;
    --accent-blue: #0066ff;
    --accent-purple: #a855f7;

    --gradient-main: linear-gradient(135deg, #00f0ff 0%, #0066ff 50%, #a855f7 100%);
    --gradient-card: linear-gradient(135deg, rgba(0,240,255,0.08) 0%, rgba(0,102,255,0.05) 100%);
    --gradient-glow: linear-gradient(135deg, #00f0ff, #0066ff);

    --border-subtle: rgba(255,255,255,0.06);
    --border-accent: rgba(0,240,255,0.2);

    --shadow-glow: 0 0 20px rgba(0,240,255,0.15);
    --shadow-card: 0 8px 32px rgba(0,0,0,0.4);

    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--accent-cyan);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: #fff;
}

img {
    max-width: 100%;
    display: block;
}

::selection {
    background: rgba(0,240,255,0.25);
    color: #fff;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* =========================================================
   NAVBAR
   ========================================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 10px 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.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-mono);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.logo-bracket {
    color: var(--accent-cyan);
    opacity: 0.7;
}

.logo-highlight {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-link {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.05);
}

.nav-link--cta {
    background: var(--gradient-main);
    color: #fff !important;
    font-weight: 600;
    padding: 8px 20px;
}

.nav-link--cta:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    box-shadow: var(--shadow-glow);
}

/* Lang Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    margin-left: 1rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.lang-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    padding: 0.2rem 0.5rem;
    transition: color 0.3s ease;
}

.lang-btn:hover {
    color: var(--text-color);
}

.lang-btn.active {
    color: var(--accent-cyan);
    font-weight: 700;
}

.lang-sep {
    color: var(--text-muted);
    opacity: 0.5;
}

/* Hamburger */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    position: relative;
    transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

.hamburger::before { top: -7px; }
.hamburger::after { bottom: -7px; }

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle.active .hamburger::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

#particleCanvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(0,240,255,0.06) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 80%, rgba(0,102,255,0.05) 0%, transparent 50%),
                linear-gradient(180deg, transparent 0%, var(--bg-primary) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: 0 24px;
}

.hero-greeting {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--accent-cyan);
    margin-bottom: 16px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards 0.2s;
}

.terminal-prompt {
    color: var(--accent-green);
    margin-right: 4px;
}

.cursor-blink {
    animation: blink 1s step-end infinite;
    color: var(--accent-cyan);
}

@keyframes blink {
    50% { opacity: 0; }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 20px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards 0.5s;
}

.hero-name {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-roles {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards 0.7s;
}

.role-tag {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid var(--border-subtle);
    background: rgba(255,255,255,0.03);
}

.role-tag--cyber {
    border-color: var(--border-accent);
    color: var(--accent-cyan);
    background: rgba(0,240,255,0.06);
}

.role-separator {
    color: var(--text-muted);
    font-weight: 300;
}

.hero-bio {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 36px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards 0.9s;
}

.hero-bio strong {
    color: var(--text-primary);
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 60px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards 1.1s;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font-body);
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn--primary {
    background: var(--gradient-main);
    color: #fff;
    box-shadow: 0 4px 15px rgba(0,240,255,0.2);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0,240,255,0.3);
    color: #fff;
}

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

.btn--outline:hover {
    background: rgba(0,240,255,0.08);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.btn--full {
    width: 100%;
    justify-content: center;
}

/* Scroll indicator */
.hero-scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards 1.4s;
}

.hero-scroll-indicator span {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-wheel {
    width: 3px;
    height: 8px;
    background: var(--accent-cyan);
    border-radius: 3px;
    animation: scrollWheel 1.8s ease-in-out infinite;
}

@keyframes scrollWheel {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(12px); opacity: 0; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* =========================================================
   SECTIONS (Common)
   ========================================================= */
.section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent-cyan);
    opacity: 0.5;
    display: block;
    margin-bottom: 8px;
}

.section-title {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 12px;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-line {
    width: 60px;
    height: 3px;
    background: var(--gradient-main);
    margin: 0 auto;
    border-radius: 3px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-top: 16px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-close {
    text-align: center;
    margin-top: 40px;
}

/* Alternate bg */
.skills, .experience {
    background: var(--bg-secondary);
}

/* =========================================================
   SCROLL REVEAL
   ========================================================= */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal--left {
    transform: translateX(-50px);
}

.reveal--left.visible {
    transform: translateX(0);
}

.reveal--right {
    transform: translateX(50px);
}

.reveal--right.visible {
    transform: translateX(0);
}

/* =========================================================
   ABOUT
   ========================================================= */
.about-grid {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 60px;
    align-items: start;
}

.avatar-frame {
    position: relative;
    width: 240px;
    height: 240px;
    margin: 0 auto;
}

.avatar-image {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-accent);
    position: relative;
    z-index: 1;
}

.avatar-glow {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: var(--gradient-main);
    opacity: 0.15;
    filter: blur(20px);
    z-index: 0;
    animation: pulseGlow 3s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% { opacity: 0.15; transform: scale(1); }
    50% { opacity: 0.25; transform: scale(1.05); }
}

.avatar-status {
    text-align: center;
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--accent-green);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
    display: inline-block;
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(57,255,20,0.4); }
    50% { box-shadow: 0 0 0 6px rgba(57,255,20,0); }
}

.about-text p {
    margin-bottom: 16px;
    color: var(--text-secondary);
    font-size: 0.98rem;
}

.about-text p strong {
    color: var(--text-primary);
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 24px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
    font-size: 0.88rem;
    font-weight: 500;
    transition: var(--transition);
}

.highlight-item:hover {
    border-color: var(--border-accent);
    background: var(--bg-card-hover);
}

.highlight-item i {
    color: var(--accent-cyan);
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}

/* =========================================================
   SKILLS
   ========================================================= */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.skill-category {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    padding: 28px;
    transition: var(--transition);
}

.skill-category:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.skill-category-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.skill-category-title i {
    color: var(--accent-cyan);
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: rgba(255,255,255,0.04);
    border-radius: 20px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    transition: var(--transition);
}

.skill-item:hover {
    color: var(--accent-cyan);
    border-color: var(--border-accent);
    background: rgba(0,240,255,0.06);
}

.skill-item i {
    font-size: 0.95rem;
    color: var(--accent-cyan);
    opacity: 0.7;
}

/* =========================================================
   SERVICES
   ========================================================= */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    padding: 36px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-main);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-6px);
    box-shadow: var(--shadow-card), var(--shadow-glow);
}

.service-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: rgba(0,240,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent-cyan);
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--gradient-main);
    color: #fff;
    box-shadow: 0 4px 20px rgba(0,240,255,0.3);
}

.service-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.service-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-tags span {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: 20px;
    background: rgba(0,240,255,0.06);
    color: var(--accent-cyan);
    border: 1px solid rgba(0,240,255,0.12);
}

/* =========================================================
   PROJECTS
   ========================================================= */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 24px;
}

.project-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    padding: 32px;
    display: flex;
    gap: 20px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.project-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-md);
    padding: 1px;
    background: var(--gradient-main);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.project-card:hover::after {
    opacity: 1;
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card);
}

.project-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
    background: rgba(0,240,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--accent-cyan);
}

.project-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.project-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 14px;
}

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

.project-tags span {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 20px;
    background: rgba(168,85,247,0.08);
    color: var(--accent-purple);
    border: 1px solid rgba(168,85,247,0.15);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* =========================================================
   STATS
   ========================================================= */
.stats {
    padding: 80px 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}

.stat-item {
    padding: 24px;
}

.stat-number {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 900;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline;
    font-family: var(--font-mono);
}

.stat-suffix {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 700;
    color: var(--accent-cyan);
    display: inline;
    font-family: var(--font-mono);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 4px;
    font-weight: 500;
}

/* =========================================================
   EXPERIENCE (timeline)
   ========================================================= */
.timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--accent-cyan), var(--accent-blue), var(--accent-purple));
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 48px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -45px;
    top: 4px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent-cyan);
    border: 3px solid var(--bg-secondary);
    box-shadow: 0 0 12px rgba(0,240,255,0.4);
}

.timeline-content {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    padding: 28px;
    transition: var(--transition);
}

.timeline-content:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
}

.timeline-date {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-cyan);
    margin-bottom: 6px;
    font-weight: 600;
}

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

.timeline-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 14px;
}

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

.timeline-tags span {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 20px;
    background: rgba(0,240,255,0.06);
    color: var(--accent-cyan);
    border: 1px solid rgba(0,240,255,0.12);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* =========================================================
   EDUCATION
   ========================================================= */
.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.edu-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    padding: 32px;
    text-align: center;
    transition: var(--transition);
}

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

.edu-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(0,240,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--accent-cyan);
    margin: 0 auto 16px;
}

.edu-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.edu-institution {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

/* =========================================================
   CONTACT
   ========================================================= */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(0,240,255,0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-info-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    padding: 36px;
}

.contact-info-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.contact-info-card p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 28px;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-subtle);
    transition: var(--transition);
    color: var(--text-primary);
}

.contact-link:hover {
    border-color: var(--border-accent);
    background: rgba(0,240,255,0.06);
    color: var(--text-primary);
}

.contact-link i {
    font-size: 1.5rem;
    color: var(--accent-cyan);
    width: 24px;
    text-align: center;
}

.contact-link strong {
    display: block;
    font-size: 0.95rem;
    margin-bottom: 2px;
}

.contact-link span {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-subtle);
    background: var(--bg-primary);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    text-align: center;
}

.footer-logo {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.footer-socials {
    display: flex;
    gap: 16px;
}

.footer-socials a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-socials a:hover {
    color: var(--accent-cyan);
    border-color: var(--accent-cyan);
    background: rgba(0,240,255,0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,240,255,0.2);
}

.footer-copy {
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--bg-secondary);
        border-left: 1px solid var(--border-subtle);
        flex-direction: column;
        justify-content: center;
        padding: 40px;
        gap: 16px;
        transition: right 0.4s ease;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-toggle {
        display: block;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-highlights {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .hero-roles {
        flex-direction: column;
        gap: 8px;
    }

    .role-separator {
        display: none;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .project-card {
        flex-direction: column;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .education-grid {
        grid-template-columns: 1fr;
    }

    .timeline {
        padding-left: 30px;
    }

    .timeline-dot {
        left: -35px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 2rem;
    }
}