/* ==================== */
/* CSS RESET & BASICS */
/* ==================== */

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

html {
    scroll-behavior: smooth;
}

:root {
    /* Modern Color Palette - Dark Theme */
    --color-bg-dark: #0a0a0f;
    --color-bg-light: #13131f;
    --color-surface: #1a1a2e;
    --color-surface-elevated: #20203a;
    
    /* Gradient Colors */
    --color-primary-start: #667eea;
    --color-primary-end: #764ba2;
    --color-secondary-start: #f093fb;
    --color-secondary-end: #f5576c;
    --color-accent-start: #4facfe;
    --color-accent-end: #00f2fe;
    
    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: #a8a8c3;
    --color-text-muted: #6b6b8c;
    
    /* Effects */
    --border-radius: 1rem;
    --border-radius-sm: 0.5rem;
    --border-radius-lg: 1.5rem;
    --transition-speed: 0.3s;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(102, 126, 234, 0.3);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: var(--color-text-primary);
    line-height: 1.7;
    background: var(--color-bg-dark);
    overflow-x: hidden;
}

/* ==================== */
/* ANIMATED BACKGROUND */
/* ==================== */

.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-bg-light) 100%);
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--color-primary-start), transparent);
    top: -10%;
    right: -10%;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--color-accent-start), transparent);
    bottom: -10%;
    left: -10%;
    animation-delay: 5s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, var(--color-secondary-start), transparent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(100px, -100px) scale(1.1);
    }
    66% {
        transform: translate(-100px, 100px) scale(0.9);
    }
}

/* ==================== */
/* TYPOGRAPHY */
/* ==================== */

h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h1 {
    font-size: 4rem;
    font-weight: 800;
}

h2 {
    font-size: 3rem;
    font-weight: 700;
}

h3 {
    font-size: 1.75rem;
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-primary-start), var(--color-secondary-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==================== */
/* UTILITIES */
/* ==================== */

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 2rem;
    color: var(--color-primary-start);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ==================== */
/* BUTTONS */
/* ==================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    border: none;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent);
    opacity: 0;
    transition: opacity var(--transition-speed);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary-start), var(--color-primary-end));
    color: white;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(102, 126, 234, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

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

/* ==================== */
/* HEADER & NAVIGATION */
/* ==================== */

#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 1000;
    transition: all var(--transition-speed);
}

#header.scrolled {
    background: rgba(10, 10, 15, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0.625rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    text-decoration: none;
    transition: transform var(--transition-speed);
}

.logo:hover {
    transform: scale(1.05);
}

.logo-mouse-icon {
    height: 32px;
    width: auto;
    display: block;
    flex-shrink: 0;
}

.logo-img {
    height: 66px;
    width: auto;
    max-width: 220px;
    display: block;
    object-fit: contain;
    flex-shrink: 0;
    transition: opacity var(--transition-speed);
}

/* Dark mode (default): white logo visible, black logo hidden */
.logo-img--light {
    display: none;
}

/* Light mode: black logo visible, white logo hidden */
:root[data-theme='light'] .logo-img--dark {
    display: none;
}

:root[data-theme='light'] .logo-img--light {
    display: block;
}


.footer-logo .logo-img {
    height: 54px;
}

@media (max-width: 1024px) {
    .logo-img {
        height: 58px;
    }
    .footer-logo .logo-img {
        height: 48px;
    }
}

/* At ≤768px the hamburger shows — keep nav at 80px (16px padding + 48px logo + 16px padding)
   so the mobile dropdown top: 80px offset stays accurate */
@media (max-width: 768px) {
    .nav-container {
        padding: 1rem 1.5rem;
    }
    .logo-img {
        height: 48px;
        max-width: 180px;
    }
    .footer-logo .logo-img {
        height: 38px;
    }
}

@media (max-width: 480px) {
    .logo-img {
        height: 38px;
        max-width: 150px;
    }
    .footer-logo .logo-img {
        height: 30px;
    }
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-start), var(--color-primary-end));
    border-radius: 0.5rem;
    font-weight: 800;
    font-size: 1.25rem;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 0.9375rem;
    position: relative;
    transition: color var(--transition-speed);
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary-start), var(--color-primary-end));
    transition: width var(--transition-speed);
}

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

.nav-cta {
    padding: 0.625rem 1.5rem !important;
    background: linear-gradient(135deg, var(--color-primary-start), var(--color-primary-end)) !important;
    border-radius: 2rem !important;
    color: white !important;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-text-primary);
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 3px;
}

/* ==================== */
/* HERO SECTION */
/* ==================== */

.hero {
    min-height: 85vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
    padding: 8rem 2rem 2rem;
    max-width: 1280px;
    margin: 0 auto;
    position: relative;
}

.hero-content {
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 2rem;
    color: var(--color-primary-start);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary-start);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

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

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out 0.1s backwards;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 2.5rem;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 4rem;
    animation: fadeInUp 0.8s ease-out 0.3s backwards;
}

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

.hero-stats {
    display: flex;
    gap: 2rem;
    align-items: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary-start), var(--color-secondary-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
}

/* ==================== */
/* HERO VISUAL */
/* ==================== */

.hero-visual {
    position: relative;
    height: 600px;
    animation: fadeIn 1s ease-out 0.5s backwards;
}

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

.floating-card {
    position: absolute;
    width: 250px;
    height: 140px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    transition: all var(--transition-speed);
}

.floating-card:hover {
    transform: translateY(-10px) scale(1.05);
    border-color: rgba(102, 126, 234, 0.5);
}

.card-1 {
    top: 10%;
    left: 0;
    animation: floatCard 6s ease-in-out infinite;
}

.card-2 {
    top: 35%;
    right: 10%;
    animation: floatCard 6s ease-in-out infinite 2s;
}

.card-3 {
    bottom: 15%;
    left: 15%;
    animation: floatCard 6s ease-in-out infinite 4s;
}

@keyframes floatCard {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.card-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--color-primary-start), transparent);
    opacity: 0.3;
    filter: blur(40px);
    pointer-events: none;
}

.card-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    text-align: center;
}

.card-icon {
    font-size: 2.5rem;
}

.card-text {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

/* ==================== */
/* SERVICES SECTION */
/* ==================== */

.services {
    padding: 4rem 0 8rem;
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    position: relative;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    transition: all var(--transition-speed);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(245, 87, 108, 0.1));
    opacity: 0;
    transition: opacity var(--transition-speed);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(102, 126, 234, 0.3);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.2);
}

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

.service-card-inner {
    position: relative;
    z-index: 1;
}

.service-gradient {
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--color-primary-start), transparent);
    opacity: 0;
    filter: blur(50px);
    transition: opacity var(--transition-speed);
    pointer-events: none;
}

.service-card:hover .service-gradient {
    opacity: 0.3;
}

.service-card {
    cursor: default;
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-start), var(--color-primary-end));
    border-radius: var(--border-radius);
    color: white;
    margin-bottom: 1.5rem;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
    transition: all var(--transition-speed);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 30px rgba(102, 126, 234, 0.4);
}

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
}

.service-description {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.service-features span {
    padding: 0.375rem 0.875rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 2rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: all var(--transition-speed);
}

.service-card:hover .service-features span {
    background: rgba(102, 126, 234, 0.2);
    border-color: rgba(102, 126, 234, 0.3);
    color: var(--color-primary-start);
}

/* ==================== */
/* PORTFOLIO SECTION */
/* ==================== */

.portfolio {
    padding: 8rem 0;
    background: rgba(255, 255, 255, 0.01);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.portfolio-item {
    position: relative;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-speed);
}

.portfolio-item:hover {
    transform: translateY(-8px);
    border-color: rgba(102, 126, 234, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.portfolio-image-wrapper {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.portfolio-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    transition: transform 0.6s ease;
}

.portfolio-item:hover .portfolio-image {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.95), rgba(118, 75, 162, 0.95));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-speed);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay-content {
    text-align: center;
    padding: 2rem;
}

.portfolio-category {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.portfolio-overlay-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.portfolio-overlay-desc {
    font-size: 0.9375rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.portfolio-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: white;
    color: var(--color-primary-start);
    border: none;
    border-radius: 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-speed);
}

.portfolio-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.3);
}

.portfolio-info {
    padding: 1.5rem;
}

.portfolio-info h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text-primary);
}

.portfolio-info p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

/* ==================== */
/* MODAL */
/* ==================== */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    animation: fadeIn 0.2s ease-out;
}

.modal.active {
    display: block;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--color-surface);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    max-width: 900px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease-out;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

@keyframes slideUp {
    from {
        transform: translate(-50%, -40%);
        opacity: 0;
    }
    to {
        transform: translate(-50%, -50%);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-primary);
    transition: all var(--transition-speed);
    z-index: 10;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.modal-body {
    padding: 2rem;
}

.modal-image {
    width: 100%;
    height: 400px;
    border-radius: var(--border-radius);
    overflow: hidden;
    margin-bottom: 2rem;
}

.modal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.modal-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
}

.modal-description {
    color: var(--color-text-secondary);
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.modal-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.modal-tag {
    padding: 0.5rem 1rem;
    background: rgba(102, 126, 234, 0.2);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary-start);
}

/* ==================== */
/* CONTACT SECTION */
/* ==================== */

.contact {
    padding: 8rem 0;
}

.contact-wrapper {
    max-width: 800px;
    margin: 3rem auto 0;
}

.contact-info {
    display: none;
}

.contact-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    transition: all var(--transition-speed);
}

.contact-card:hover {
    transform: translateY(-4px);
    border-color: rgba(102, 126, 234, 0.3);
    box-shadow: 0 12px 30px rgba(102, 126, 234, 0.2);
}

.contact-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-start), var(--color-primary-end));
    border-radius: var(--border-radius);
    color: white;
    margin-bottom: 1rem;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

.contact-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text-primary);
}

.contact-card p {
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    color: var(--color-primary-start);
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-speed);
}

.contact-link:hover {
    transform: translateX(4px);
}

.contact-form-wrapper {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    backdrop-filter: blur(10px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    color: var(--color-text-primary);
    font-weight: 500;
    font-size: 0.9375rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: inherit;
    color: var(--color-text-primary);
    transition: all var(--transition-speed);
}

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

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary-start);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

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

.required-star {
    color: #f5576c;
    margin-left: 2px;
}

.char-count {
    align-self: flex-end;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
    transition: color 0.2s;
}

.char-count--near {
    color: #f59e0b;
}

.char-count--full {
    color: #f5576c;
}

.captcha-group {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 1.25rem 1.25rem 1rem;
}

.captcha-group label {
    font-size: 0.95rem;
}

.captcha-question {
    font-weight: 700;
    color: var(--color-primary-start);
    font-size: 1.1rem;
    letter-spacing: 0.05em;
}

.captcha-group input[type="number"] {
    max-width: 120px;
    margin-top: 0.5rem;
    -moz-appearance: textfield;
}

.captcha-group input[type="number"]::-webkit-inner-spin-button,
.captcha-group input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
}

.captcha-error {
    display: none;
    color: #f5576c;
    font-size: 0.82rem;
    margin-top: 0.4rem;
}

:root[data-theme='light'] .captcha-group {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.08);
}

/* ==================== */
/* FOOTER */
/* ==================== */

.footer {
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-brand p {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.social-links {
    display: none;
}

.social-links a {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    color: var(--color-text-secondary);
    transition: all var(--transition-speed);
}

.social-links a:hover {
    background: linear-gradient(135deg, var(--color-primary-start), var(--color-primary-end));
    border-color: transparent;
    color: white;
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

.footer-links {
    display: flex;
    justify-content: flex-end;
}

.footer-column h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    color: var(--color-text-primary);
}

.footer-column ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.footer-column a {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    transition: all var(--transition-speed);
    display: inline-block;
}

.footer-column a:hover {
    color: var(--color-primary-start);
    transform: translateX(4px);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.footer-bottom-links {
    display: flex;
    gap: 2rem;
}

.footer-bottom-links a {
    color: var(--color-text-muted);
    transition: color var(--transition-speed);
}

.footer-bottom-links a:hover {
    color: var(--color-text-primary);
}

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

@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 6rem 2rem 4rem;
    }
    
    .hero-visual {
        display: none;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-wrapper {
        max-width: 100%;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .stat-divider {
        width: 100%;
        height: 1px;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 3rem;
        gap: 2rem;
        transition: left 0.3s ease;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-links a {
        font-size: 1.25rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .footer-bottom-links {
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero {
        padding: 5rem 1rem 3rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-cta .btn {
        width: 100%;
        justify-content: center;
    }
    
    .services,
    .portfolio,
    .contact {
        padding: 4rem 0;
    }
    
    .contact-form-wrapper {
        padding: 1.5rem;
    }
    
    .modal-content {
        width: 95%;
    }
    
    .modal-body {
        padding: 1.5rem;
    }
    
    .modal-image {
        height: 250px;
    }
}

/* ==================== */
/* SCROLL ANIMATIONS */
/* ==================== */

.fade-in {
    opacity: 0;
    transform: translateY(48px) scale(0.97);
    transition:
        opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
        transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    transition-delay: var(--stagger-delay, 0ms);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.reveal-up {
    opacity: 0;
    transform: translateY(28px);
    transition:
        opacity 0.75s cubic-bezier(0.22, 1, 0.36, 1),
        transform 0.75s cubic-bezier(0.22, 1, 0.36, 1);
}

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

@media (prefers-reduced-motion: reduce) {
    .fade-in,
    .reveal-up {
        transition: opacity 0.3s ease;
        transform: none;
    }
}

/* ==================== */
/* THEME TOGGLE BUTTON */
/* ==================== */

.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.5rem 1.125rem 0.5rem 0.875rem;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.35);
    border-radius: 2rem;
    color: var(--color-primary-start);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
    animation: fadeInUp 0.8s ease-out;
    font-family: inherit;
    letter-spacing: 0.01em;
}

.theme-toggle:hover {
    background: rgba(102, 126, 234, 0.18);
    border-color: rgba(102, 126, 234, 0.6);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.2);
}

.toggle-icon {
    font-size: 1rem;
    line-height: 1;
}

.toggle-track {
    width: 38px;
    height: 22px;
    background: rgba(102, 126, 234, 0.25);
    border-radius: 11px;
    position: relative;
    transition: background 0.3s ease;
    flex-shrink: 0;
    border: 1px solid rgba(102, 126, 234, 0.3);
}

.theme-toggle.light .toggle-track {
    background: var(--color-primary-start);
    border-color: var(--color-primary-start);
}

.toggle-thumb {
    position: absolute;
    width: 16px;
    height: 16px;
    background: var(--color-primary-start);
    border-radius: 50%;
    top: 2px;
    left: 2px;
    transition: transform 0.3s ease;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.theme-toggle.light .toggle-thumb {
    transform: translateX(16px);
    background: white;
}

.toggle-text {
    white-space: nowrap;
}

/* ==================== */
/* CUSTOM SCROLLBAR */
/* ==================== */

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-dark);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--color-primary-start), var(--color-primary-end));
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--color-primary-end), var(--color-secondary-end));
}

/* Light theme overrides */
:root[data-theme='light'] {
    --color-bg-dark: #ffffff;
    --color-bg-light: #f8f9fa;
    --color-surface: #ffffff;
    --color-surface-elevated: #f8f9fa;
    --color-text-primary: #1a1a2e;
    --color-text-secondary: #6b6b8c;
    --color-text-muted: #9ca3af;
}

:root[data-theme='light'] .animated-bg {
    background: linear-gradient(135deg, #f0f4ff 0%, #fef3f8 100%);
}

:root[data-theme='light'] #header {
    background: rgba(255, 255, 255, 0.8);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

:root[data-theme='light'] #header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

:root[data-theme='light'] .service-card,
:root[data-theme='light'] .portfolio-item,
:root[data-theme='light'] .contact-form-wrapper,
:root[data-theme='light'] .floating-card {
    background: rgba(255, 255, 255, 0.85);
    border-color: rgba(0, 0, 0, 0.08);
}

:root[data-theme='light'] .hero-stats {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(0, 0, 0, 0.08);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
}

:root[data-theme='light'] .portfolio {
    background: rgba(248, 249, 250, 0.5);
}

:root[data-theme='light'] .footer {
    background: rgba(248, 249, 250, 0.8);
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

:root[data-theme='light'] .modal-overlay {
    background: rgba(0, 0, 0, 0.65);
}

:root[data-theme='light'] .btn-secondary {
    background: transparent;
    border: 2px solid var(--color-primary-start);
    color: var(--color-primary-start);
}

:root[data-theme='light'] .btn-secondary:hover {
    background: rgba(102, 126, 234, 0.08);
    border-color: var(--color-primary-end);
    color: var(--color-primary-end);
}