/* ================================
   MKTMIDIA - Global Styles
   ================================ */

:root {
    /* Brand Colors */
    --primary-black: #000000;
    --primary-white: #FFFFFF;
    --accent-gray: #F5F5F5;
    --dark-gray: #1A1A1A;
    --medium-gray: #666666;
    --light-gray: #E5E5E5;
    --tiktok-red: #FF0050;
    --tiktok-blue: #00F2EA;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.16);
}

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

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

body {
    font-family: var(--font-primary);
    color: var(--primary-black);
    background-color: var(--primary-white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ================================
   Navigation
   ================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--light-gray);
    z-index: 1000;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--primary-black);
    font-weight: 900;
    font-size: 1.5rem;
    letter-spacing: -0.02em;
}

.logo-arc {
    width: 40px;
    height: 40px;
    border: 4px solid var(--primary-black);
    border-bottom: none;
    border-radius: 40px 40px 0 0;
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    text-decoration: none;
    color: var(--medium-gray);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-black);
    transition: var(--transition-fast);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--accent-gray);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition-fast);
}

.lang-toggle:hover {
    background-color: var(--primary-black);
    color: var(--primary-white);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-black);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* ================================
   Hero Section
   ================================ */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--accent-gray) 0%, var(--primary-white) 100%);
    z-index: -1;
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(45deg, transparent, transparent 35px, rgba(0,0,0,0.02) 35px, rgba(0,0,0,0.02) 70px);
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background-color: var(--primary-black);
    color: var(--primary-white);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
    animation: fadeInDown 0.6s ease;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease;
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--tiktok-red) 0%, var(--tiktok-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 1s ease;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background-color: var(--primary-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    font-weight: 600;
    font-size: 0.9rem;
}

.hero-feature i {
    font-size: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 1.2s ease;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    animation: fadeInUp 1.4s ease;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--primary-black);
    color: var(--primary-white);
}

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

.btn-outline {
    background-color: transparent;
    color: var(--primary-black);
    border-color: var(--primary-black);
}

.btn-outline:hover {
    background-color: var(--primary-black);
    color: var(--primary-white);
    transform: translateY(-2px);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.mouse {
    width: 28px;
    height: 45px;
    border: 2px solid var(--primary-black);
    border-radius: 20px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background-color: var(--primary-black);
    border-radius: 2px;
    animation: mouseScroll 1.5s infinite;
}

/* ================================
   Stats Section
   ================================ */

.stats {
    padding: var(--spacing-xl) 0;
    background-color: var(--primary-black);
    color: var(--primary-white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

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

.stat-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.8;
}

.stat-number {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-number::after {
    content: '+';
    font-size: 2.5rem;
}

.stat-label {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.stat-desc {
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    opacity: 0.7;
}

/* ================================
   Section Headers
   ================================ */

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background-color: var(--accent-gray);
    color: var(--primary-black);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-sm);
}

.section-desc {
    font-size: 1.125rem;
    color: var(--medium-gray);
    max-width: 700px;
    margin: 0 auto;
}

/* ================================
   About Section
   ================================ */

.about {
    padding: var(--spacing-xl) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

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

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.about-badge {
    position: absolute;
    bottom: var(--spacing-md);
    left: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.9rem;
}

.about-badge i {
    font-size: 1.5rem;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.about-feature {
    display: flex;
    gap: var(--spacing-sm);
}

.feature-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--accent-gray);
    border-radius: var(--radius-sm);
    font-size: 1.5rem;
}

.feature-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.feature-content p {
    color: var(--medium-gray);
    line-height: 1.7;
}

/* ================================
   Services Section
   ================================ */

.services {
    padding: var(--spacing-xl) 0;
    background-color: var(--accent-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background-color: var(--primary-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-black);
    color: var(--primary-white);
    border-radius: var(--radius-md);
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.service-card p {
    color: var(--medium-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    font-size: 0.95rem;
}

.service-features li i {
    color: var(--primary-black);
    font-size: 1rem;
}

/* ================================
   Cases Section
   ================================ */

.cases {
    padding: var(--spacing-xl) 0;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.case-card {
    background-color: var(--primary-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.case-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.case-overlay {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
}

.case-category {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: rgba(0, 0, 0, 0.8);
    color: var(--primary-white);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
}

.case-content {
    padding: var(--spacing-md);
}

.case-content h3 {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.case-content p {
    color: var(--medium-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.case-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--light-gray);
}

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

.stat-value {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--primary-black);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--medium-gray);
}

/* ================================
   Why TikTok Section
   ================================ */

.why-tiktok {
    padding: var(--spacing-xl) 0;
    background-color: var(--accent-gray);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.why-card {
    background-color: var(--primary-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.why-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.why-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--light-gray);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.why-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.why-card p {
    color: var(--medium-gray);
    line-height: 1.7;
}

/* ================================
   Contact Section
   ================================ */

.contact {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--primary-black) 0%, var(--dark-gray) 100%);
    color: var(--primary-white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.contact-info h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 900;
    line-height: 1.2;
    margin: var(--spacing-sm) 0 var(--spacing-md);
}

.contact-info p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-detail {
    display: flex;
    gap: var(--spacing-sm);
}

.detail-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    font-size: 1.25rem;
}

.detail-content h4 {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    opacity: 0.7;
    margin-bottom: 0.25rem;
}

.detail-content a,
.detail-content p {
    color: var(--primary-white);
    text-decoration: none;
    font-size: 1.125rem;
    transition: var(--transition-fast);
}

.detail-content a:hover {
    opacity: 0.8;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--primary-white);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 1.25rem;
    transition: var(--transition-fast);
}

.social-link:hover {
    background-color: var(--primary-white);
    color: var(--primary-black);
}

.contact-form-wrapper {
    background-color: var(--primary-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

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

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--primary-black);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-sm);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-black);
}

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

.contact-form .btn {
    grid-column: 1 / -1;
    justify-content: center;
}

/* ================================
   Footer
   ================================ */

.footer {
    background-color: var(--primary-black);
    color: var(--primary-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
    color: var(--primary-white);
    margin-bottom: var(--spacing-sm);
}

.footer-brand .logo-arc {
    border-color: var(--primary-white);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.footer-col h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.5rem;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.footer-col ul li a:hover {
    color: var(--primary-white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--primary-white);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.footer-social a:hover {
    background-color: var(--primary-white);
    color: var(--primary-black);
}

/* ================================
   Back to Top Button
   ================================ */

.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-black);
    color: var(--primary-white);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    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);
}

/* ================================
   Animations
   ================================ */

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

@keyframes mouseScroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(15px);
    }
}

/* ================================
   Utilities
   ================================ */

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

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }