:root {
    --color-white: rgba(255, 255, 255, 1);
    --color-black: rgba(0, 0, 0, 1);

    /* Modern Tech Executive Palette */
    --color-navy-50: rgba(248, 250, 252, 1);
    --color-navy-100: rgba(241, 245, 249, 1);
    --color-navy-700: rgba(15, 23, 42, 1);
    --color-navy-800: rgba(10, 18, 35, 1);
    --color-navy-900: rgba(6, 12, 25, 1);

    --color-slate-300: rgba(203, 213, 225, 1);
    --color-slate-400: rgba(148, 163, 184, 1);
    --color-slate-500: rgba(100, 116, 139, 1);
    --color-slate-600: rgba(71, 85, 105, 1);

    /* Vibrant Accents */
    --color-electric-blue: rgba(59, 130, 246, 1);
    --color-electric-blue-hover: rgba(37, 99, 235, 1);
    --color-cyan-400: rgba(34, 211, 238, 1);
    --color-cyan-500: rgba(6, 182, 212, 1);
    --color-purple-500: rgba(168, 85, 247, 1);
    --color-purple-600: rgba(147, 51, 234, 1);

    /* Light Theme */
    --color-background: var(--color-white);
    --color-surface: var(--color-navy-50);
    --color-text: var(--color-navy-900);
    --color-text-secondary: var(--color-slate-600);
    --color-primary: var(--color-electric-blue);
    --color-primary-hover: var(--color-electric-blue-hover);
    --color-accent: var(--color-cyan-500);
    --color-border: rgba(15, 23, 42, 0.08);
    --color-btn-primary-text: var(--color-white);

    --font-family-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', 'SF Pro Display', Roboto, sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 14px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;
    --font-size-3xl: 32px;
    --font-size-4xl: 56px;
    --font-size-5xl: 64px;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    --space-4: 4px;
    --space-8: 8px;
    --space-12: 12px;
    --space-16: 16px;
    --space-20: 20px;
    --space-24: 24px;
    --space-32: 32px;
    --space-48: 48px;
    --space-64: 64px;
    --space-96: 96px;

    --radius-sm: 6px;
    --radius-base: 10px;
    --radius-lg: 16px;
    --radius-xl: 20px;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.3);
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-background: var(--color-navy-900);
        --color-surface: var(--color-navy-800);
        --color-text: var(--color-white);
        --color-text-secondary: var(--color-slate-400);
        --color-primary: var(--color-cyan-400);
        --color-primary-hover: var(--color-cyan-500);
        --color-border: rgba(255, 255, 255, 0.1);
        --color-btn-primary-text: var(--color-navy-900);
    }
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-family-base);
    background: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.animate-fadeIn {
    animation: fadeIn 0.6s ease-out;
}

.animate-slideUp {
    animation: slideUp 0.6s ease-out;
}

.animate-slideInLeft {
    animation: slideInLeft 0.6s ease-out;
}

.animate-slideInRight {
    animation: slideInRight 0.6s ease-out;
}

/* Navigation */
nav {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    padding: var(--space-16) 0;
    animation: slideUp 0.4s ease-out;
}

@media (prefers-color-scheme: dark) {
    nav {
        background: rgba(6, 12, 25, 0.8);
    }
}

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

nav .logo {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-extrabold);
    background: linear-gradient(135deg, var(--color-electric-blue) 0%, var(--color-cyan-500) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

nav .nav-right {
    display: flex;
    align-items: center;
    gap: var(--space-24);
}

nav .links {
    display: flex;
    gap: var(--space-24);
    list-style: none;
}

nav a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    transition: all 0.3s ease;
    padding: var(--space-8) var(--space-12);
    border-radius: var(--radius-sm);
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-electric-blue), var(--color-cyan-500));
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

nav a:hover {
    color: var(--color-primary);
}

nav a:hover::after {
    width: 80%;
}

/* Nav Controls */
.nav-controls {
    display: flex;
    align-items: center;
    gap: var(--space-16);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 3px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Language Switcher */
.language-switcher {
    display: flex;
    align-items: center;
}

.language-switcher select {
    padding: var(--space-8) var(--space-16);
    border-radius: var(--radius-base);
    border: 2px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none;
}

.language-switcher select:hover {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.language-switcher select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.2);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-24);
}

/* Hero Section */
.hero {
    padding: var(--space-96) var(--space-24);
    text-align: center;
    background: linear-gradient(135deg,
        rgba(59, 130, 246, 0.05) 0%,
        rgba(6, 182, 212, 0.05) 50%,
        rgba(168, 85, 247, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--space-24);
    color: var(--color-text);
    letter-spacing: -2px;
    line-height: 1.1;
    animation: slideUp 0.6s ease-out;
}

.hero h1::selection {
    background: var(--color-primary);
    color: white;
}

.hero .tagline {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-32);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
    animation: slideUp 0.7s ease-out;
}

.hero .metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-32);
    margin: var(--space-64) 0;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.metric {
    padding: var(--space-32);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    animation: slideUp 0.8s ease-out;
}

.metric::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-electric-blue), var(--color-cyan-500));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.metric:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.metric:hover::before {
    transform: scaleX(1);
}

.metric .number {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-extrabold);
    background: linear-gradient(135deg, var(--color-electric-blue) 0%, var(--color-cyan-500) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-8);
}

.metric .label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
}

.hero .cta {
    display: flex;
    gap: var(--space-20);
    justify-content: center;
    margin-top: var(--space-48);
    flex-wrap: wrap;
    animation: slideUp 0.9s ease-out;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-16) var(--space-32);
    border-radius: var(--radius-base);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    min-height: 52px;
    position: relative;
    overflow: hidden;
    -webkit-tap-highlight-color: transparent;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-electric-blue) 0%, var(--color-cyan-500) 100%);
    color: var(--color-btn-primary-text);
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.5);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text);
    border: 2px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Sections */
section {
    padding: var(--space-96) var(--space-24);
    border-top: 1px solid var(--color-border);
    animation: fadeIn 0.6s ease-out;
}

section h2 {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--space-48);
    color: var(--color-text);
    letter-spacing: -1px;
    text-align: center;
}

section h3 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-20);
    color: var(--color-text);
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-64);
    align-items: start;
}

.about-text p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-20);
    color: var(--color-text-secondary);
    line-height: 1.8;
}

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

.about-text ul {
    margin-left: var(--space-20);
    color: var(--color-text-secondary);
}

.about-text ul li {
    margin-bottom: var(--space-12);
    line-height: 1.7;
}

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

/* Experience */
.experience-list {
    display: grid;
    gap: var(--space-32);
}

.experience-item {
    padding: var(--space-32);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-border);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.experience-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-electric-blue) 0%, var(--color-cyan-500) 100%);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.4s ease;
}

.experience-item:hover {
    box-shadow: var(--shadow-xl);
    transform: translateX(8px);
    border-color: var(--color-primary);
}

.experience-item:hover::before {
    transform: scaleY(1);
}

.experience-item h4 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    background: linear-gradient(135deg, var(--color-electric-blue) 0%, var(--color-cyan-500) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-8);
}

.experience-item .role {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--space-4);
}

.experience-item .period {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-20);
    font-weight: var(--font-weight-medium);
}

.experience-item .highlights {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.experience-item .highlights li {
    margin-bottom: var(--space-16);
}

.experience-item .highlights strong {
    color: var(--color-text);
    font-weight: var(--font-weight-semibold);
}

/* Skills Grid */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-24);
}

.skill-category {
    padding: var(--space-32);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-border);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.skill-category::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.skill-category:hover::after {
    opacity: 1;
}

.skill-category h4 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-20);
    color: var(--color-text);
}

.skill-category ul {
    list-style: none;
    padding: 0;
}

.skill-category li {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    padding: var(--space-12) 0;
    border-bottom: 1px solid rgba(15, 23, 42, 0.05);
    transition: all 0.2s ease;
    position: relative;
    padding-left: var(--space-20);
}

.skill-category li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
    opacity: 0;
    transform: translateX(-5px);
    transition: all 0.2s ease;
}

.skill-category li:hover {
    color: var(--color-text);
    padding-left: var(--space-24);
}

.skill-category li:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.skill-category li:last-child {
    border-bottom: none;
}

/* Testimonial */
.testimonial {
    background: linear-gradient(135deg,
        rgba(59, 130, 246, 0.08) 0%,
        rgba(6, 182, 212, 0.08) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-48);
    text-align: center;
    border: 2px solid var(--color-border);
    margin: var(--space-64) auto;
    max-width: 800px;
    position: relative;
    overflow: hidden;
}

.testimonial::before {
    content: '"';
    position: absolute;
    top: 10px;
    left: 20px;
    font-size: 120px;
    color: var(--color-primary);
    opacity: 0.1;
    font-family: Georgia, serif;
}

.testimonial p {
    font-size: var(--font-size-xl);
    color: var(--color-text);
    font-style: italic;
    line-height: 1.8;
    position: relative;
    z-index: 1;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--color-electric-blue) 0%, var(--color-cyan-500) 100%);
    color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-64);
    text-align: center;
    margin: var(--space-64) 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

.cta-section h2 {
    color: var(--color-white);
    margin-bottom: var(--space-20);
}

.cta-section p {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--space-32);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-section .btn-cta {
    background: var(--color-white);
    color: var(--color-electric-blue);
    font-weight: var(--font-weight-bold);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.cta-section .btn-cta:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

/* Footer */
footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: var(--space-48) var(--space-24);
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: var(--space-24);
    margin-bottom: var(--space-24);
    list-style: none;
}

.social-links a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: all 0.3s ease;
    position: relative;
}

.social-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width 0.3s ease;
}

.social-links a:hover {
    color: var(--color-primary-hover);
}

.social-links a:hover::after {
    width: 100%;
}

/* Cookie Consent Banner */
.cookie-banner {
    position: fixed;
    bottom: -100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-top: 2px solid var(--color-border);
    box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.15);
    z-index: 10000;
    transition: bottom 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
}

.cookie-banner.show {
    bottom: 0;
}

.cookie-banner-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-32);
}

.cookie-main h3,
.cookie-customize h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--space-16);
}

.cookie-main p {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-24);
    line-height: 1.6;
}

.cookie-buttons {
    display: flex;
    gap: var(--space-16);
    flex-wrap: wrap;
}

.cookie-buttons .btn {
    min-width: 140px;
}

/* Cookie Customize Options */
.cookie-option {
    margin-bottom: var(--space-24);
    padding: var(--space-20);
    background: var(--color-background);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-border);
    transition: all 0.3s ease;
}

.cookie-option:hover {
    border-color: var(--color-primary);
}

.cookie-option-header {
    margin-bottom: var(--space-12);
}

.cookie-option-header label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.cookie-option-header input[type="checkbox"] {
    margin-right: var(--space-12);
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.cookie-option-header input[type="checkbox"]:disabled {
    cursor: not-allowed;
    opacity: 0.5;
}

.cookie-option-desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin: 0;
    margin-left: 32px;
    line-height: 1.6;
}

/* Responsive */
@media (max-width: 768px) {
    /* Mobile Navigation */
    .hamburger {
        display: flex;
    }

    nav .links {
        position: fixed;
        top: 73px;
        left: 0;
        right: 0;
        background: var(--color-surface);
        flex-direction: column;
        padding: var(--space-24);
        gap: var(--space-8);
        box-shadow: var(--shadow-xl);
        border-bottom: 1px solid var(--color-border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 999;
    }

    nav .links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    nav .links li {
        width: 100%;
    }

    nav .links a {
        display: block;
        padding: var(--space-16);
        font-size: var(--font-size-base);
        border-radius: var(--radius-base);
    }

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

    nav .nav-right {
        gap: var(--space-12);
    }

    .language-switcher select {
        padding: var(--space-8) var(--space-12);
        font-size: var(--font-size-sm);
        min-width: 60px;
    }

    /* Hero Section */
    .hero {
        padding: var(--space-64) var(--space-16);
    }

    .hero h1 {
        font-size: var(--font-size-3xl);
        line-height: 1.2;
    }

    .hero .tagline {
        font-size: var(--font-size-lg);
        margin-bottom: var(--space-32);
    }

    .hero .metrics {
        gap: var(--space-20);
        margin: var(--space-48) 0;
    }

    .metric {
        padding: var(--space-24);
    }

    .metric .number {
        font-size: var(--font-size-3xl);
    }

    /* Sections */
    section {
        padding: var(--space-64) var(--space-16);
    }

    section h2 {
        font-size: var(--font-size-3xl);
        margin-bottom: var(--space-32);
    }

    section h3 {
        font-size: var(--font-size-xl);
    }

    /* About Section */
    .about-text p {
        font-size: var(--font-size-base);
    }

    .testimonial {
        padding: var(--space-32);
        margin: var(--space-48) auto;
    }

    .testimonial p {
        font-size: var(--font-size-lg);
    }

    /* Experience */
    .experience-list {
        gap: var(--space-24);
    }

    .experience-item {
        padding: var(--space-24);
    }

    .experience-item h4 {
        font-size: var(--font-size-xl);
    }

    /* Skills */
    .skills-grid {
        grid-template-columns: 1fr;
        gap: var(--space-20);
    }

    /* CTA */
    .cta-section {
        padding: var(--space-48) var(--space-24);
    }

    .cta-section h2 {
        font-size: var(--font-size-2xl);
    }

    .cta-section p {
        font-size: var(--font-size-base);
    }

    /* Footer */
    footer {
        padding: var(--space-32) var(--space-16);
    }

    .social-links {
        flex-wrap: wrap;
        gap: var(--space-16);
    }

    /* Cookie Banner */
    .cookie-banner-content {
        padding: var(--space-20);
    }

    .cookie-main h3,
    .cookie-customize h3 {
        font-size: var(--font-size-lg);
    }

    .cookie-buttons {
        flex-direction: column;
    }

    .cookie-buttons .btn {
        width: 100%;
        min-width: auto;
    }

    /* Buttons */
    .btn {
        padding: var(--space-14) var(--space-24);
        font-size: var(--font-size-base);
    }

    .hero .cta {
        flex-direction: column;
        width: 100%;
    }

    .hero .cta .btn {
        width: 100%;
    }

    /* About grid mobile */
    .about-grid {
        gap: var(--space-32);
    }
}

/* Tablet devices */
@media (min-width: 481px) and (max-width: 768px) {
    .hero .metrics {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Extra small devices */
@media (max-width: 480px) {
    .hero h1 {
        font-size: var(--font-size-2xl);
    }

    .hero .tagline {
        font-size: var(--font-size-base);
    }

    .hero .metrics {
        grid-template-columns: 1fr;
    }

    section h2 {
        font-size: var(--font-size-2xl);
    }

    .experience-item {
        padding: var(--space-20);
    }

    .cta-section h2 {
        font-size: var(--font-size-xl);
    }
}