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

:root {
    /* Colors */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #f59e0b;
    --accent-color: #10b981;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-dark: #111827;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --container-max-width: 1200px;
    --section-padding: 5rem 0;
    
    /* Animation */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-content {
    text-align: center;
    color: white;
}

.loading-logo img {
    width: 120px;
    height: auto;
    border-radius: 12px;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-xl);
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top: 3px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

.loading-text {
    font-size: 1.1rem;
    font-weight: 500;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Executive Intro Screen */
.intro-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #6366f1 100%);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 2rem;
    box-sizing: border-box;
    overflow-y: auto;
}

.intro-screen.hidden {
    opacity: 0;
    visibility: hidden;
    transition: all 0.8s ease;
}

.intro-container {
    max-width: 750px;
    width: 85%;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: slideInUp 0.8s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(60px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.intro-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid #e5e7eb;
}

.brand-partnership {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.brand-logos-intro {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 2rem;
}

.brand-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.5rem;
}

.brand-logo-main {
    width: 60px;
    height: 45px;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.brand-logo-main:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.brand-logo-placeholder {
    width: 80px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.brand-logo-placeholder:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.yepy-logo {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
}

.dijital-kafa-logo {
    background: linear-gradient(135deg, #6c5ce7, #a29bfe);
    color: white;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.brand-title {
    font-size: 1rem;
    font-weight: 700;
    color: #1f2937;
    letter-spacing: 0.5px;
}

.brand-subtitle {
    font-size: 0.75rem;
    font-weight: 500;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.partnership-connector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 1rem;
}

.connector-line {
    width: 20px;
    height: 2px;
    background: linear-gradient(90deg, #6366f1, #8b5cf6);
    border-radius: 1px;
}

.connector-symbol {
    font-size: 1.5rem;
    font-weight: 700;
    color: #6366f1;
    text-shadow: 0 2px 4px rgba(99, 102, 241, 0.3);
}

.partnership-tagline {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #6b7280;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-left: 1rem;
}

.partnership-tagline i {
    color: #10b981;
    font-size: 1rem;
}

.intro-badge {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.25rem;
}

.badge-text {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-tag {
    background: #f3f4f6;
    color: #6b7280;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}

.intro-title {
    text-align: center;
    margin-bottom: 1.5rem;
}

.title-primary {
    display: block;
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, #1f2937, #374151);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.title-secondary {
    display: block;
    font-size: 1.125rem;
    font-weight: 600;
    color: #4b5563;
    line-height: 1.4;
}

.intro-subtitle {
    text-align: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: #059669;
    margin-bottom: 1.5rem;
    position: relative;
    padding: 0.25rem 0;
}

.intro-subtitle::before,
.intro-subtitle::after {
    content: '"';
    color: #10b981;
    font-size: 1.5rem;
    position: absolute;
    top: -0.125rem;
}

.intro-subtitle::before {
    left: -2rem;
}

.intro-subtitle::after {
    right: -2rem;
}

.intro-highlights {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

.highlight-card {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 1rem;
    transition: all 0.3s ease;
}

.highlight-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
    border-color: #6366f1;
}

.highlight-icon {
    font-size: 2rem;
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.highlight-content h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: #1f2937;
    margin: 0 0 0.5rem 0;
}

.highlight-content p {
    font-size: 0.95rem;
    color: #6b7280;
    line-height: 1.6;
    margin: 0;
}

.intro-metrics {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    padding: 1.5rem 0;
    background: linear-gradient(135deg, #fef3c7, #fed7aa);
    border-radius: 16px;
    border: 2px solid #f59e0b;
}

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

.metric-number {
    display: block;
    font-size: 1.75rem;
    font-weight: 800;
    color: #d97706;
    line-height: 1;
}

.metric-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: #92400e;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.25rem;
}

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

.btn-executive {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
    margin-bottom: 0.75rem;
}

.btn-executive:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(99, 102, 241, 0.5);
    background: linear-gradient(135deg, #5b6ef4, #8b5cf6);
}

.btn-arrow {
    font-size: 1.25rem;
    transition: transform 0.3s ease;
}

.btn-executive:hover .btn-arrow {
    transform: translateX(4px);
}

.intro-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: #6b7280;
    font-size: 0.875rem;
    font-weight: 500;
}

.intro-note i {
    color: #10b981;
}

/* Responsive Design for Intro */
@media (max-width: 768px) {
    .intro-container {
        padding: 1rem;
        margin: 0.25rem;
        width: 95%;
        max-width: 600px;
    }
    
    .intro-header {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
        align-items: center;
    }
    
    .brand-partnership {
        width: 100%;
        align-items: center;
    }
    
    .brand-logos-intro {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .partnership-connector {
        transform: rotate(90deg);
        margin: 0.5rem 0;
    }
    
    .partnership-tagline {
        margin-left: 0;
        justify-content: center;
    }
    
    .title-primary {
        font-size: 2rem;
    }
    
    .title-secondary {
        font-size: 1.25rem;
    }
    
    .intro-subtitle {
        font-size: 1.5rem;
    }
    
    .intro-subtitle::before,
    .intro-subtitle::after {
        display: none;
    }
    
    .intro-metrics {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .highlight-card {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .intro-container {
        padding: 1rem;
        width: 98%;
        margin: 0.25rem;
    }
    
    .title-primary {
        font-size: 1.375rem;
    }
    
    .intro-subtitle {
        font-size: 1rem;
        margin-bottom: 1rem;
    }
    
    .intro-header {
        margin-bottom: 1rem;
        padding-bottom: 1rem;
    }
    
    .intro-metrics {
        gap: 1rem;
        padding: 1rem 0;
    }
    
    .metric-number {
        font-size: 1.5rem;
    }
}

/* Password Screen */
.password-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.password-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.password-content {
    text-align: center;
    color: white;
    max-width: 400px;
    width: 90%;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-xl);
}

.password-logo {
    margin-bottom: 2rem;
}

.password-logo .brand-logos {
    justify-content: center;
    gap: 1rem;
}

.password-logo .nav-logo {
    width: 60px;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.password-form h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: white;
}

.password-form p {
    font-size: 0.95rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.password-input-group {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.password-input-group input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.15);
    color: white;
    font-size: 1rem;
    transition: all var(--transition-normal);
    outline: none;
}

.password-input-group input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.password-input-group input:focus {
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.02);
}

.password-btn {
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    color: white;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 50px;
}

.password-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: scale(1.05);
}

.password-error {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: #ff6b6b;
    font-size: 0.9rem;
    margin-top: 1rem;
    padding: 0.5rem;
    background: rgba(255, 107, 107, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(255, 107, 107, 0.3);
    animation: shake 0.5s ease-in-out;
}

.password-footer {
    margin-top: 2rem;
    opacity: 0.7;
    font-size: 0.85rem;
}

.password-footer i {
    margin-right: 0.5rem;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all var(--transition-normal);
}

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

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.brand-logos {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-logo {
    width: 45px;
    height: auto;
    border-radius: 8px;
    transition: all var(--transition-fast);
}

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

.brand-separator {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 0 0.25rem;
}

.brand-text {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.nav-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
}

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

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

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all var(--transition-normal);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.animated-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, 
        var(--primary-color), 
        var(--secondary-color), 
        var(--accent-color), 
        var(--primary-dark)
    );
    background-size: 400% 400%;
    animation: gradientShift 8s ease-in-out infinite;
    opacity: 0.9;
}

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

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.floating-circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 6s ease-in-out infinite;
}

.circle-1 {
    width: 300px;
    height: 300px;
    top: -150px;
    right: -150px;
    animation-delay: 0s;
}

.circle-2 {
    width: 200px;
    height: 200px;
    bottom: -100px;
    left: -100px;
    animation-delay: 2s;
}

.circle-3 {
    width: 150px;
    height: 150px;
    top: 50%;
    right: 10%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 6rem 1rem 0 1rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text {
    color: white;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 1.5rem;
    font-family: var(--font-heading);
    margin-top: 1rem;
}

.title-line {
    display: block;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
    margin-bottom: 0.2rem;
}

.title-line:nth-child(2) {
    animation-delay: 0.2s;
}

.title-line:nth-child(3) {
    animation-delay: 0.4s;
}

.highlight {
    background: linear-gradient(120deg, var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.7;
}

.hero-projects-preview {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 2.5rem 0;
    max-width: 450px;
    margin-left: auto;
    margin-right: auto;
}

.project-preview {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
    text-align: left;
    text-decoration: none;
    color: inherit;
    padding: 1.25rem 1.5rem;
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-normal);
    cursor: pointer;
    width: 100%;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.project-preview:hover {
    transform: translateY(-3px) scale(1.02);
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.project-icon {
    font-size: 2.5rem;
    margin-bottom: 0;
    flex-shrink: 0;
}

.project-name {
    font-size: 1.1rem;
    opacity: 0.95;
    font-weight: 600;
    flex: 1;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 12px;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.btn-primary {
    background: var(--secondary-color);
    color: white;
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    background: #e97e0f;
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.floating-device {
    position: relative;
    animation: deviceFloat 4s ease-in-out infinite;
}

@keyframes deviceFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

.device-mockup {
    width: 280px;
    height: 500px;
    background: linear-gradient(145deg, #2a2a2a, #1a1a1a);
    border-radius: 30px;
    padding: 20px;
    box-shadow: var(--shadow-xl);
    position: relative;
}

.device-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 20px;
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}

.demo-bars {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.demo-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 4px;
    animation: barGrow 2s ease-in-out infinite;
}

.demo-bar:nth-child(2) {
    animation-delay: 0.5s;
}

.demo-bar:nth-child(3) {
    animation-delay: 1s;
}

@keyframes barGrow {
    0%, 100% { transform: scaleX(0.7); opacity: 0.7; }
    50% { transform: scaleX(1); opacity: 1; }
}

.conversion-arrow {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--secondary-color);
    font-size: 1.5rem;
    font-weight: 700;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    animation: pulse 2s ease-in-out infinite;
}

.scroll-arrow {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.8; }
    50% { opacity: 0.4; }
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-family: var(--font-heading);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Design System Notice */
.design-notice {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: linear-gradient(135deg, #fef7cd, #fde047);
    border: 2px solid #facc15;
    border-radius: 16px;
    padding: 1.5rem;
    margin: 2rem auto 0;
    max-width: 700px;
    box-shadow: 0 4px 16px rgba(250, 204, 21, 0.2);
}

.notice-icon {
    color: #ca8a04;
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.notice-content h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: #92400e;
    margin: 0 0 0.5rem 0;
}

.notice-content p {
    font-size: 0.95rem;
    color: #a16207;
    line-height: 1.6;
    margin: 0;
}

/* About Section */
.about {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.expert-card {
    display: flex;
    gap: 2rem;
    align-items: center;
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 3rem;
}

.expert-avatar {
    position: relative;
    flex-shrink: 0;
}

.avatar-img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary-color);
}

.avatar-badge {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 40px;
    height: 40px;
    background: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    border: 3px solid white;
}

.expert-info h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.expert-info p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.expertise-item {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

.expertise-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.expertise-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
    font-size: 1.5rem;
}

.expertise-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.expertise-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Projects Section */
.projects {
    padding: var(--section-padding);
    background: white;
}

.projects-grid {
    display: grid;
    gap: 3rem;
}

.project-card {
    background: white;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

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

.project-card.highlight-card {
    animation: highlightPulse 2s ease-in-out;
    border: 3px solid var(--secondary-color);
}

@keyframes highlightPulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.7);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 0 20px rgba(245, 158, 11, 0);
        transform: scale(1.02);
    }
}

.project-image {
    position: relative;
    height: 300px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.project-mockup {
    width: 200px;
    height: 350px;
    background: #1a1a1a;
    border-radius: 20px;
    padding: 15px;
    box-shadow: var(--shadow-xl);
    animation: mockupFloat 4s ease-in-out infinite;
}

@keyframes mockupFloat {
    0%, 100% { transform: translateY(0px) rotateY(0deg); }
    50% { transform: translateY(-10px) rotateY(5deg); }
}

.mockup-screen {
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    position: relative;
}

/* Mockup Specific Styles */
.mockup-personalization .mockup-header {
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    display: flex;
    align-items: center;
    padding: 0 15px;
    gap: 10px;
}

.mockup-logo {
    width: 30px;
    height: 20px;
    background: white;
    border-radius: 4px;
    opacity: 0.9;
}

.mockup-search {
    flex: 1;
    height: 30px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 15px;
}

.mockup-content {
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mockup-card {
    height: 60px;
    background: var(--bg-secondary);
    border-radius: 8px;
    animation: cardPulse 3s ease-in-out infinite;
}

.mockup-card:nth-child(2) {
    animation-delay: 0.5s;
}

.mockup-card:nth-child(3) {
    animation-delay: 1s;
}

@keyframes cardPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(0.98); }
}

.mockup-searchbar .mockup-searchbox {
    margin: 20px 15px;
    padding: 15px;
    background: var(--bg-secondary);
    border-radius: 12px;
}

.search-input {
    height: 40px;
    background: white;
    border-radius: 8px;
    margin-bottom: 10px;
}

.search-buttons {
    display: flex;
    gap: 8px;
}

.search-btn {
    width: 30px;
    height: 30px;
    background: var(--primary-color);
    border-radius: 6px;
}

.virtual-keyboard {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    padding: 10px;
}

.keyboard-row {
    height: 8px;
    background: var(--border-color);
    margin: 2px 0;
    border-radius: 2px;
}

.mockup-listing .filter-tabs {
    display: flex;
    padding: 15px;
    gap: 8px;
}

.filter-tab {
    flex: 1;
    height: 30px;
    background: var(--border-color);
    border-radius: 6px;
}

.filter-tab.active {
    background: var(--primary-color);
}

.listing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 0 15px 15px;
}

.listing-item {
    height: 80px;
    background: var(--bg-secondary);
    border-radius: 8px;
    animation: listingPulse 4s ease-in-out infinite;
}

.listing-item:nth-child(even) {
    animation-delay: 1s;
}

@keyframes listingPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.tech-tag {
    background: var(--secondary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.project-content {
    padding: 2rem;
}

.project-category {
    color: var(--primary-color);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}

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

.project-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.project-features {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.feature-item i {
    color: var(--accent-color);
}

.project-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 12px;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-name {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.project-actions {
    display: flex;
    gap: 1rem;
}

/* New Project Card Styles */
.project-name-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(99, 102, 241, 0.9);
    color: white;
    padding: 1rem 2rem;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-lg);
}

.project-name-overlay h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 0;
    text-align: center;
}

.project-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 1rem;
}

.detail-section {
    background: var(--bg-secondary);
    padding: 1.25rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.detail-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.detail-title i {
    font-size: 0.9rem;
}

.detail-text {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
    margin: 0;
}

.detail-row {
    display: flex;
    gap: 1rem;
    margin: 1rem 0;
}

.detail-item {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.detail-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.detail-label i {
    font-size: 0.8rem;
    color: var(--primary-color);
}

.detail-value {
    font-weight: 600;
    color: var(--text-secondary);
}

.detail-value.high-impact {
    color: var(--accent-color);
    background: rgba(16, 185, 129, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.85rem;
}

.detail-value.mid-impact {
    color: #f59e0b;
    background: rgba(245, 158, 11, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.85rem;
}

.kpi-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.kpi-list li {
    position: relative;
    padding: 0.5rem 0 0.5rem 1.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.kpi-list li:before {
    content: "📊";
    position: absolute;
    left: 0;
    top: 0.5rem;
    font-size: 0.8rem;
}

.kpi-list li:not(:last-child) {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
    margin-bottom: 0.75rem;
}

/* Project Quick Info Styles */
.project-quick-info {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.quick-info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.info-label {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.875rem;
    min-width: 80px;
}

.info-value {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.9rem;
    text-align: right;
}

.resell-tag {
    background: linear-gradient(135deg, #10b981, #065f46);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.buyback-tag {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.all-tag {
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Project Metrics Styles */
.project-metrics {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.metric-card {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    background: white;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.metric-icon {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.metric-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.metric-value {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* KPI Grid Styles */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem;
}

.kpi-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: white;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.kpi-item:hover {
    background: var(--bg-secondary);
    border-color: var(--primary-color);
    transform: translateX(4px);
}

.kpi-icon {
    font-size: 1.2rem;
    opacity: 0.8;
}

.kpi-text {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.4;
}

/* Alternative Suggestions Styles */
.alternative-suggestions {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border-radius: 8px;
    padding: 1rem;
    border-left: 4px solid var(--secondary-color);
}

.suggestion-text {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-primary);
    margin: 0;
}

.suggestion-text i {
    color: var(--secondary-color);
    margin-top: 0.1rem;
    flex-shrink: 0;
}

/* Responsive Styles for New Elements */
@media (max-width: 768px) {
    .project-metrics {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .metric-card {
        padding: 0.75rem;
    }
    
    .kpi-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .quick-info-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .info-value {
        text-align: left;
    }
}

/* Services Section */
.services {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
    text-align: center;
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 2rem;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
    text-align: left;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: 1.5rem;
}

.service-features li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

.service-features li:last-child {
    border-bottom: none;
}

/* Contact Section */
.contact {
    padding: var(--section-padding);
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.contact-info p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.contact-methods {
    margin-bottom: 2rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.method-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.method-info h4 {
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.method-info p {
    color: var(--text-secondary);
    margin: 0;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--bg-secondary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.contact-form-container {
    background: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

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

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

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

.form-group input,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-normal);
    background: white;
}

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

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

/* Footer */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo {
    width: 80px;
    height: auto;
    border-radius: 8px;
}

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

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

.footer-column h4 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: white;
}

.footer-column a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: color var(--transition-fast);
    font-size: 0.95rem;
}

.footer-column a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-tech {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 10000;
    backdrop-filter: blur(5px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: 20px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 2rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.modal-body {
    padding: 2rem;
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

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

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
        padding-top: 5rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .hero-content {
        padding-top: 4rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem 1rem;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        transition: all var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-projects-preview {
        max-width: 100%;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .section-title {
        font-size: 2.25rem;
    }
    
    .expert-card {
        flex-direction: column;
        text-align: center;
    }
    
    .expertise-grid {
        grid-template-columns: 1fr;
    }
    
    .project-stats {
        justify-content: center;
    }
    
    .project-actions {
        flex-direction: column;
    }

    .detail-row {
        flex-direction: column;
        gap: 0.75rem;
    }

    .project-name-overlay {
        padding: 0.75rem 1.5rem;
    }

    .project-name-overlay h4 {
        font-size: 1rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.75rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-projects-preview {
        max-width: 100%;
        padding: 0 0.5rem;
    }
    
    .section-title {
        font-size: 1.875rem;
    }
    
    .project-card {
        margin: 0 -0.75rem;
    }
    
    .contact-form-container {
        padding: 1.5rem;
    }
} 

/* Closing Section */
.closing-section {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
    display: none;
}

.closing-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 100" fill="%23ffffff" opacity="0.1"><polygon points="0,0 1000,0 1000,100 0,100"/></svg>');
    background-size: 100px 100px;
    animation: backgroundMove 20s linear infinite;
}

@keyframes backgroundMove {
    0% { transform: translateX(0); }
    100% { transform: translateX(100px); }
}

.closing-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    z-index: 2;
}

.closing-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.closing-logo {
    width: 120px;
    height: auto;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    transition: all 0.3s ease;
}

.closing-logo:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.15));
}

.closing-brand-text h2 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.closing-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.closing-content {
    position: relative;
    z-index: 2;
}

.closing-steps {
    display: grid;
    gap: 3rem;
    margin-bottom: 4rem;
}

.closing-step {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.closing-step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.closing-step:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.closing-step:nth-child(1) {
    animation: slideInLeft 0.6s ease-out;
}

.closing-step:nth-child(2) {
    animation: slideInRight 0.6s ease-out 0.2s both;
}

.closing-step:nth-child(3) {
    animation: slideInLeft 0.6s ease-out 0.4s both;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.step-number {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: inline-block;
}

.step-content h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.step-timeline {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.step-content p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.step-action {
    margin-top: 1.5rem;
}

.step-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.step-btn i {
    font-size: 1.1rem;
}

.step-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.closing-summary {
    margin-bottom: 4rem;
}

.summary-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.summary-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), var(--primary-color));
}

.summary-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
    box-shadow: var(--shadow-md);
}

.summary-content h4 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.summary-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 2rem;
}

.summary-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-align: center;
}

.closing-footer {
    text-align: center;
    padding: 3rem 2rem;
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.partnership-logos {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.partner-logo {
    width: 80px;
    height: auto;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    transition: all 0.3s ease;
}

.partner-logo:hover {
    transform: scale(1.1);
}

.partnership-symbol {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #ff6b6b, #ff8e8e);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    animation: heartbeat 2s infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.closing-message h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.closing-message p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.closing-signature {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding-top: 2rem;
    border-top: 2px solid #e5e7eb;
}

.closing-signature strong {
    font-size: 1.2rem;
    color: var(--primary-color);
    font-weight: 700;
}

.closing-signature span {
    font-size: 0.9rem;
    color: var(--text-light);
    font-style: italic;
}

/* Responsive Design for Closing Section */
@media (max-width: 768px) {
    .closing-section {
        padding: 4rem 0;
    }
    
    .closing-brand-text h2 {
        font-size: 2rem;
    }
    
    .closing-subtitle {
        font-size: 1rem;
    }
    
    .closing-step {
        padding: 2rem;
    }
    
    .step-content h3 {
        font-size: 1.5rem;
    }
    
    .partnership-logos {
        gap: 1rem;
    }
    
    .partner-logo {
        width: 60px;
    }
    
    .summary-stats {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .closing-brand {
        gap: 1rem;
    }
    
    .closing-logo {
        width: 80px;
    }
    
    .closing-brand-text h2 {
        font-size: 1.75rem;
    }
    
    .closing-step {
        padding: 1.5rem;
    }
    
    .step-content h3 {
        font-size: 1.25rem;
    }
    
    .step-content p {
        font-size: 1rem;
    }
    
    .partnership-logos {
        flex-direction: column;
        gap: 1rem;
    }
    
    .partnership-symbol {
        order: 2;
    }
    
    .closing-message h3 {
        font-size: 1.5rem;
    }
}