/* ====================================
   Alessandro Corrêa - Site Institucional
   Design System & Styles
   ==================================== */

/* CSS Variables */
:root {
    /* Colors - Primary */
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;

    /* Colors - Secondary */
    --secondary: #10b981;
    --secondary-light: #34d399;

    /* Colors - Accent */
    --accent: #f59e0b;
    --accent-light: #fbbf24;

    /* Colors - Background */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-glass: rgba(30, 41, 59, 0.8);

    /* Colors - Text */
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    /* Colors - Borders */
    --border-color: rgba(148, 163, 184, 0.1);
    --border-hover: rgba(148, 163, 184, 0.2);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --gradient-secondary: linear-gradient(135deg, #10b981 0%, #14b8a6 100%);
    --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --section-padding: 100px;
    --container-max: 1200px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
}

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

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

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

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

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
}


/* Section Base */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

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

.section-badge {
    display: inline-block;
    padding: 8px 20px;
    background: var(--gradient-primary);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--primary-light);
    font-weight: 500;
    margin-bottom: 16px;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md), 0 0 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-hover);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--primary);
    color: var(--primary-light);
}

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

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

.navbar.scrolled {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
}

.logo-icon {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    color: var(--primary);
    background: var(--bg-secondary);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.logo-text {
    font-size: 1.125rem;
}

.nav-menu {
    display: flex;
    gap: 8px;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 10px 18px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.nav-link i {
    font-size: 1rem;
    width: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.nav-link:hover i {
    transform: scale(1.15);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.nav-toggle {
    display: none;
    width: 48px;
    height: 48px;
    position: relative;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-toggle:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary);
}

.nav-toggle.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-color: transparent;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    position: absolute;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hamburger {
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.hamburger::before,
.hamburger::after {
    content: '';
    left: 0;
}

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

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

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

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

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

/* ====================================
   HERO
   ==================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero-gradient::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.10) 0%, transparent 70%);
    animation: pulse 8s ease-in-out infinite;
    border: none;
    outline: none;
    border-radius: 50%;
    filter: blur(60px);
}

.hero-gradient::after {
    content: '';
    position: absolute;
    bottom: 10%;
    right: 10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
    animation: pulse 10s ease-in-out infinite reverse;
    border: none;
    outline: none;
    border-radius: 50%;
    filter: blur(60px);
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.2);
        opacity: 0.8;
    }
}

.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: float 20s infinite linear;
}

@keyframes float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }

    10% {
        opacity: 0.3;
    }

    90% {
        opacity: 0.3;
    }

    100% {
        transform: translateY(-100vh) rotate(720deg);
        opacity: 0;
    }
}

.hero-content {
    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: 10px;
    padding: 10px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-light);
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease forwards;
}

.hero-badge i {
    font-size: 1rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease 0.1s forwards;
    opacity: 0;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

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

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 500px;
    animation: fadeInUp 0.6s ease 0.2s forwards;
    opacity: 0;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

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

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    animation: fadeInUp 0.6s ease 0.3s forwards;
    opacity: 0;
}

.hero-stats {
    display: flex;
    gap: 40px;
    animation: fadeInUp 0.6s ease 0.4s forwards;
    opacity: 0;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-weight: 800;
    color: var(--primary-light);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-value {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--primary-light);
}

.hero-visual {
    display: flex;
    justify-content: center;
    animation: fadeInRight 0.8s ease 0.5s forwards;
    opacity: 0;
}

.hero-card {
    perspective: 1000px;
}

.code-window {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    transform: rotateY(-10deg) rotateX(5deg);
    transition: var(--transition-slow);
}

.code-window:hover {
    transform: rotateY(0) rotateX(0);
    box-shadow: var(--shadow-lg), 0 0 60px rgba(99, 102, 241, 0.4);
}

.code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 20px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red {
    background: #ef4444;
}

.dot.yellow {
    background: #f59e0b;
}

.dot.green {
    background: #22c55e;
}

.code-title {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.code-content {
    padding: 24px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.8;
    overflow-x: auto;
}

.code-content .keyword {
    color: #c678dd;
}

.code-content .variable {
    color: #e06c75;
}

.code-content .function {
    color: #61afef;
}

.code-content .property {
    color: #e5c07b;
}

.code-content .string {
    color: #98c379;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: var(--text-muted);
    animation: bounce 2s ease infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ====================================
   ABOUT
   ==================================== */
.about {
    background: var(--bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.image-wrapper img {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    filter: grayscale(20%);
    transition: var(--transition-slow);
}

.image-wrapper:hover img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.image-decoration {
    position: absolute;
    inset: -20px;
    border: 2px solid var(--primary);
    border-radius: var(--radius-xl);
    z-index: -1;
    opacity: 0.3;
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--gradient-primary);
    padding: 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.exp-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
}

.exp-text {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.9;
}

.about-content .section-badge {
    background: var(--bg-tertiary);
}

.about-text {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 1.0625rem;
}

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

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin: 32px 0;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.skill-item:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
}

.skill-item i {
    font-size: 1.25rem;
    color: var(--primary);
}

.skill-item span {
    font-size: 0.875rem;
    font-weight: 500;
}

/* ====================================
   SERVICES
   ==================================== */
.services {
    background: var(--bg-primary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    position: relative;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition-normal);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(99, 102, 241, 0.15);
}

.service-card:hover::before {
    opacity: 1;
}

.service-card.featured {
    border-color: var(--primary);
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.1) 0%, var(--bg-secondary) 100%);
}

.service-card.featured::before {
    opacity: 1;
}

.service-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 14px;
    background: var(--gradient-secondary);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.service-icon i {
    font-size: 1.5rem;
    color: white;
}

.service-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 20px;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.service-features i {
    color: var(--secondary);
    font-size: 0.75rem;
}

/* ====================================
   PORTFOLIO
   ==================================== */
.portfolio {
    background: var(--bg-secondary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.portfolio-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-normal);
}

.portfolio-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.portfolio-image {
    aspect-ratio: 16/10;
    background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
    overflow: hidden;
}

.portfolio-card.coming-soon .portfolio-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-content {
    text-align: center;
    color: var(--text-muted);
}

.placeholder-content i {
    font-size: 3rem;
    margin-bottom: 12px;
    opacity: 0.5;
    display: block;
}

.placeholder-content span {
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.portfolio-info {
    padding: 24px;
}

.portfolio-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.portfolio-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 16px;
}

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

.tag {
    padding: 6px 12px;
    background: var(--bg-primary);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--primary-light);
}

.portfolio-cta {
    text-align: center;
    padding: 32px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    border: 1px dashed var(--border-color);
}

.portfolio-cta p {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

/* ====================================
   CONTACT
   ==================================== */
.contact {
    background: var(--bg-primary);
}

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

.contact-info .section-title {
    text-align: left;
}

.contact-text {
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: 1.0625rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
}

.contact-method:hover {
    border-color: var(--primary);
    transform: translateX(8px);
}

.contact-method i {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    font-size: 1.25rem;
}

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

.method-value {
    font-weight: 500;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 1.125rem;
    transition: var(--transition-normal);
}

.social-links a:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.contact-form-wrapper {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 18px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition-fast);
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group select {
    cursor: pointer;
}

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

/* ====================================
   FOOTER
   ==================================== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    max-width: 300px;
}

.footer-links h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

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

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 8px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    font-size: 0.875rem;
    color: var(--text-muted);
}

.footer-credit i {
    color: #ef4444;
}

/* ====================================
   BACK TO TOP
   ==================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.125rem;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(99, 102, 241, 0.4);
}

/* ====================================
   RESPONSIVE
   ==================================== */

/* Tablet */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-description {
        max-width: 100%;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        display: none;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-content {
        text-align: center;
    }

    .about-content .section-badge {
        margin: 0 auto 20px;
    }

    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100vh;
        height: 100dvh;
        background: rgba(15, 23, 42, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 0;
        padding: 40px;
        opacity: 0;
        visibility: hidden;
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1000;
        overflow-y: auto;
    }

    .nav-menu::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background:
            radial-gradient(circle at 20% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
            radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
        pointer-events: none;
        z-index: -1;
    }

    .nav-menu.active {
        opacity: 1;
        visibility: visible;
    }

    .nav-menu li {
        width: 100%;
        max-width: 300px;
        text-align: center;
        transform: translateY(30px);
        opacity: 0;
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .nav-menu.active li {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-menu.active li:nth-child(1) {
        transition-delay: 0.1s;
    }

    .nav-menu.active li:nth-child(2) {
        transition-delay: 0.15s;
    }

    .nav-menu.active li:nth-child(3) {
        transition-delay: 0.2s;
    }

    .nav-menu.active li:nth-child(4) {
        transition-delay: 0.25s;
    }

    .nav-menu.active li:nth-child(5) {
        transition-delay: 0.3s;
    }

    .nav-link {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 16px;
        padding: 20px 24px;
        font-size: 1.25rem;
        font-weight: 600;
        color: var(--text-primary);
        border-bottom: none;
        border-radius: var(--radius-md);
        width: 100%;
        position: relative;
        overflow: hidden;
    }

    .nav-link::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.05) 100%);
        border-radius: var(--radius-md);
        opacity: 0;
        transform: scale(0.95);
        transition: all 0.3s ease;
    }

    .nav-link:hover::before,
    .nav-link.active::before {
        opacity: 1;
        transform: scale(1);
    }

    .nav-link.active {
        color: var(--primary);
    }

    .nav-link:hover {
        color: var(--primary);
        background: transparent;
    }

    .nav-toggle {
        display: block;
        z-index: 1001;
    }

    .logo-text {
        font-size: 1rem;
    }

    .logo-icon {
        padding: 4px 8px;
        font-size: 1rem;
    }

    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }

    .hero-title {
        font-size: 1.75rem;
        line-height: 1.2;
    }

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

    .hero-stats {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

    .stat-number {
        font-size: inherit;
    }

    .stat-value {
        display: flex;
        align-items: baseline;
        justify-content: center;
        gap: 2px;
        color: var(--primary-light);
        font-size: 1.5rem;
        font-weight: 800;
    }

    .stat:last-child {
        grid-column: auto;
    }

    .stat-label {
        font-size: 0.625rem;
        white-space: nowrap;
    }

    .scroll-indicator {
        display: none;
    }

    .image-wrapper {
        max-width: 320px;
        margin: 0 auto;
    }

    .experience-badge {
        position: relative;
        bottom: auto;
        top: -10px;
        right: auto;
        margin: 0 auto -20px;
        width: fit-content;
        padding: 16px 32px;
        transform: none;
        z-index: 10;
    }

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

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

    .contact-form-wrapper {
        padding: 24px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .footer-description {
        max-width: 100%;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .container {
        padding: 0 20px;
    }

    .logo-text {
        font-size: 0.875rem;
    }

    .hero-title {
        font-size: 1.625rem !important;
        line-height: 1.25;
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-badge {
        font-size: 0.8125rem;
        padding: 8px 16px;
    }

    .btn {
        padding: 12px 20px;
        font-size: 0.875rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .service-card {
        padding: 24px;
    }

    .social-links {
        justify-content: center;
    }

    .method-value {
        word-break: break-all;
    }
}

/* ====================================
   ADVANCED ANIMATIONS
   ==================================== */

/* Icon Pulse Animation */
@keyframes iconPulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }
}

/* Shimmer effect for cards */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }

    100% {
        background-position: 1000px 0;
    }
}

.service-card::before,
.portfolio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.05),
            transparent);
    transition: left 0.5s ease;
}

.service-card:hover::before,
.portfolio-card:hover::before {
    left: 100%;
}

/* Floating animation for badges */
@keyframes floating {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }
}

.service-badge {
    animation: floating 3s ease-in-out infinite;
}

.hero-badge {
    animation: floating 4s ease-in-out infinite;
}

/* Optimized Gradient animation */
@keyframes gradientShift {
    0% {
        transform: scale(1);
        opacity: 0.8;
    }

    50% {
        transform: scale(1.05);
        opacity: 1;
    }

    100% {
        transform: scale(1);
        opacity: 0.8;
    }
}

.btn-primary {
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0));
    transition: transform 0.6s ease;
    transform: translateX(-100%);
    z-index: -1;
}

.btn-primary:hover::after {
    transform: translateX(100%);
}

/* Enhanced hover effects */
.skill-item,
.contact-method {
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.contact-method:hover {
    transform: translateX(10px) scale(1.02);
    background: var(--bg-tertiary);
}

/* Glow effect on focus */
input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

/* Smooth image reveal */
.image-wrapper img {
    transform: scale(1.05);
    transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.image-wrapper:hover img {
    transform: scale(1.1);
}

/* Code window tilt enhancement */
.code-window {
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Portfolio card shine effect */
.portfolio-card {
    overflow: hidden;
    position: relative;
}

/* Animated underline for links */
.footer-links a {
    position: relative;
}

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

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

/* Service icon rotation on card hover */
.service-card:hover .service-icon {
    animation: iconBounce 0.6s ease;
}

@keyframes iconBounce {

    0%,
    100% {
        transform: scale(1) rotateY(0deg);
    }

    50% {
        transform: scale(1.15) rotateY(180deg);
    }
}

@keyframes pulse-composited {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.9;
    }

    50% {
        transform: scale(1.1);
        opacity: 1;
    }
}

.back-to-top {
    animation: pulse-composited 2s ease-in-out infinite;
}

/* Smooth section reveal */
.section {
    animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ====================================
   LEGAL PAGES STYLES
   ==================================== */
.legal-page {
    padding-top: 140px;
}

.legal-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 60px;
    margin-bottom: 60px;
    box-shadow: var(--shadow-lg);
}

.legal-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 20px;
    text-align: center;
}

.legal-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 60px;
    font-size: 1.125rem;
}

.legal-content h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-light);
    margin: 40px 0 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.legal-content h2::before {
    content: '';
    width: 4px;
    height: 24px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.legal-content p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 1.1rem;
    line-height: 1.8;
}

.legal-content ul {
    margin: 20px 0 30px 20px;
}

.legal-content li {
    color: var(--text-secondary);
    margin-bottom: 12px;
    position: relative;
    padding-left: 20px;
}

.legal-content li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
}

.legal-content strong {
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .legal-card {
        padding: 40px 24px;
    }

    .legal-page {
        padding-top: 100px;
    }
}