/* ========================================
   Agency Pal - Modern Landing Page Styles
   ======================================== */

/* CSS Custom Properties */
:root {
    /* Colors */
    --primary: #6366F1;
    --primary-dark: #4F46E5;
    --primary-light: #818CF8;
    --secondary: #8B5CF6;
    --accent: #EC4899;

    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --gray-950: #030712;

    --success: #10B981;
    --warning: #FBBF24;
    --error: #EF4444;

    --white: #FFFFFF;
    --black: #000000;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --section-padding: 120px;
    --container-max: 1200px;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 60px rgba(99, 102, 241, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-slower: 500ms ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-900);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

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

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

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    padding: 12px 0;
    box-shadow: var(--shadow-md);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 20px;
    color: var(--gray-900);
}

.logo-icon {
    display: block;
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-weight: 500;
    font-size: 15px;
    color: var(--gray-600);
    transition: color var(--transition-base);
}

.nav-links a:hover {
    color: var(--gray-900);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Language Switcher */
.language-switch {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-right: 16px;
}

.lang-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-500);
    transition: color var(--transition-base);
}

.lang-link:hover,
.lang-link.active {
    color: var(--gray-900);
}

.lang-divider {
    color: var(--gray-300);
    font-size: 14px;
}

/* Mobile Language Switcher */
.mobile-language-switch {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px 0;
    border-top: 1px solid var(--gray-200);
    margin-top: 16px;
}

.mobile-language-switch .lang-link {
    font-size: 18px;
    font-weight: 600;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-900);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white);
    z-index: 999;
    padding: 100px 24px 40px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-slow);
}

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

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.mobile-menu-content a {
    font-size: 24px;
    font-weight: 600;
    color: var(--gray-900);
}

.mobile-menu-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
}

.mobile-menu-actions .btn-primary {
    color: var(--white);
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-weight: 600;
    font-size: 15px;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

.btn-outline {
    background: transparent;
    color: var(--gray-700);
    border: 1.5px solid var(--gray-200);
}

.btn-outline:hover {
    border-color: var(--gray-300);
    background: var(--gray-50);
}

.btn-ghost {
    background: transparent;
    color: var(--gray-600);
}

.btn-ghost:hover {
    color: var(--gray-900);
    background: var(--gray-100);
}

.btn-white {
    background: var(--white);
    color: var(--gray-900);
}

.btn-white:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
}

.btn-ghost-white {
    background: transparent;
    color: rgba(255, 255, 255, 0.9);
    border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.btn-ghost-white:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    padding: 160px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse 40% 30% at 20% 80%, rgba(236, 72, 153, 0.08) 0%, transparent 50%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 0%, transparent 70%);
}

.hero-glow {
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    filter: blur(60px);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; transform: translateX(-50%) scale(1); }
    50% { opacity: 0.8; transform: translateX(-50%) scale(1.1); }
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px 8px 10px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 32px;
    box-shadow: var(--shadow-sm);
    animation: fadeInUp 0.6s ease-out;
}

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

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero-title {
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--gray-900);
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    line-height: 1.7;
    color: var(--gray-500);
    max-width: 640px;
    margin: 0 auto 40px;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

.hero-social-proof {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.avatars {
    display: flex;
}

.avatars img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 3px solid var(--white);
    margin-left: -12px;
    box-shadow: var(--shadow-md);
}

.avatars img:first-child {
    margin-left: 0;
}

.social-proof-text {
    text-align: left;
}

.social-proof-text .stars {
    display: flex;
    gap: 2px;
    margin-bottom: 4px;
}

.social-proof-text span {
    font-size: 14px;
    color: var(--gray-600);
}

.social-proof-text strong {
    color: var(--gray-900);
}

/* Hero Visual / Dashboard Mockup */
.hero-visual {
    margin-top: 80px;
    perspective: 1000px;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.dashboard-mockup {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow:
        var(--shadow-2xl),
        0 0 0 1px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.5);
    overflow: hidden;
    transform: rotateX(2deg);
    transition: transform var(--transition-slow);
}

.dashboard-mockup:hover {
    transform: rotateX(0);
}

.mockup-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.mockup-dots {
    display: flex;
    gap: 8px;
}

.mockup-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--gray-300);
}

.mockup-dots span:first-child { background: #EF4444; }
.mockup-dots span:nth-child(2) { background: #FBBF24; }
.mockup-dots span:nth-child(3) { background: #10B981; }

.mockup-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-500);
}

.mockup-content {
    display: flex;
    min-height: 400px;
}

.mockup-sidebar {
    width: 220px;
    padding: 20px 16px;
    background: var(--gray-50);
    border-right: 1px solid var(--gray-200);
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-500);
    margin-bottom: 4px;
    transition: all var(--transition-base);
}

.sidebar-item.active {
    background: var(--white);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.sidebar-item svg {
    opacity: 0.7;
}

.mockup-main {
    flex: 1;
    padding: 24px;
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    padding: 20px;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-100);
}

.stat-card.green {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.2);
}

.stat-label {
    display: block;
    font-size: 12px;
    font-weight: 500;
    color: var(--gray-500);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: var(--gray-900);
}

.stat-card.green .stat-value {
    color: var(--success);
}

.activity-list {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: 8px;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--gray-700);
}

.activity-item:last-child {
    margin-bottom: 0;
}

.activity-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.activity-dot.green { background: var(--success); }
.activity-dot.blue { background: var(--primary); }
.activity-dot.purple { background: var(--secondary); }

.activity-time {
    margin-left: auto;
    font-size: 12px;
    color: var(--gray-400);
}

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

/* ========================================
   Logos Section
   ======================================== */
.logos-section {
    padding: 60px 0;
    border-bottom: 1px solid var(--gray-100);
    overflow: hidden;
}

.logos-title {
    text-align: center;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 32px;
}

.logos-track {
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, black 20%, black 80%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, black 20%, black 80%, transparent);
}

.logos-slide {
    display: flex;
    gap: 64px;
    animation: scroll 20s linear infinite;
}

@keyframes scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

.logo-item {
    flex-shrink: 0;
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-300);
    white-space: nowrap;
}

/* ========================================
   Section Styles
   ======================================== */
.section-header {
    margin-bottom: 64px;
}

.section-header.centered {
    text-align: center;
}

.section-tag {
    display: inline-block;
    padding: 6px 14px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   Problem Section
   ======================================== */
.problem-section {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

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

.problem-card {
    padding: 32px;
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-100);
    transition: all var(--transition-slow);
}

.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.problem-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    color: var(--error);
}

.problem-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.problem-card p {
    font-size: 15px;
    line-height: 1.7;
    color: var(--gray-500);
}

/* ========================================
   Solution Section
   ======================================== */
.solution-section {
    padding: var(--section-padding) 0;
}

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

.solution-description {
    font-size: 18px;
    line-height: 1.7;
    color: var(--gray-500);
    margin-bottom: 32px;
}

.solution-list {
    list-style: none;
}

.solution-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    font-size: 16px;
    font-weight: 500;
    color: var(--gray-700);
}

.feature-showcase {
    position: relative;
}

.showcase-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.showcase-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-100);
}

.showcase-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
}

.showcase-icon.purple {
    background: rgba(139, 92, 246, 0.1);
    color: var(--secondary);
}

.showcase-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-900);
}

.showcase-preview {
    padding: 20px;
}

.log-entry {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    margin-bottom: 12px;
}

.log-entry:last-child {
    margin-bottom: 0;
}

.log-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--success);
    flex-shrink: 0;
}

.log-dot.blue {
    background: var(--primary);
}

.log-content {
    flex: 1;
}

.log-content strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 2px;
}

.log-content span {
    font-size: 13px;
    color: var(--gray-500);
}

.log-time {
    font-size: 12px;
    color: var(--gray-400);
}

/* ========================================
   Features Tabs Section (Emotional)
   ======================================== */
.features-tabs-section {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

.container-small {
    max-width: 800px;
}

.features-tabs {
    margin-top: 48px;
}

/* Tabs Menu */
.tabs-menu {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 32px;
}

.tab-link {
    position: relative;
    padding: 24px 20px;
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    text-align: left;
    cursor: pointer;
    transition: all var(--transition-base);
}

.tab-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gray-200);
    transition: all var(--transition-base);
}

.tab-link:hover::after {
    background: var(--gray-300);
}

.tab-link.active::after {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
}

.tab-title {
    display: block;
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-400);
    margin-bottom: 8px;
    transition: color var(--transition-base);
}

.tab-link:hover .tab-title {
    color: var(--gray-600);
}

.tab-link.active .tab-title {
    color: var(--gray-900);
}

.tab-description {
    font-size: 14px;
    line-height: 1.6;
    color: var(--gray-400);
    margin: 0;
    transition: color var(--transition-base);
}

.tab-link.active .tab-description {
    color: var(--gray-500);
}

/* Tabs Content */
.tabs-content {
    margin-bottom: 24px;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.4s ease-out;
}

.tab-pane.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tab-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 16px;
}

/* Tab Image */
.tab-image {
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.image-wrapper {
    position: relative;
    padding-bottom: 66.67%; /* 3:2 aspect ratio */
    background: var(--gray-200);
    overflow: hidden;
}

.image-wrapper img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slower);
}

.tab-image:hover .image-wrapper img {
    transform: scale(1.05);
}

/* Tab Card */
.tab-card {
    display: flex;
    align-items: stretch;
}

.card-content {
    display: flex;
    flex-direction: column;
    padding: 40px;
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-md);
    width: 100%;
}

.card-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.card-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray-500);
    flex: 1;
}

.card-cta {
    margin-top: 24px;
    padding-top: 24px;
}

/* Secondary Button */
.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
    padding: 12px 28px;
}

.btn-secondary:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.3);
}

/* Responsive Tabs */
@media (max-width: 1024px) {
    .tabs-menu {
        grid-template-columns: repeat(2, 1fr);
    }

    .tab-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

@media (max-width: 640px) {
    .tabs-menu {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .tab-link {
        padding: 16px;
    }

    .tab-title {
        font-size: 16px;
    }

    .tab-description {
        display: none;
    }

    .tab-link.active .tab-description {
        display: block;
    }

    .card-content {
        padding: 24px;
    }

    .card-title {
        font-size: 20px;
    }
}

/* ========================================
   How it Works Section
   ======================================== */
.how-it-works {
    padding: var(--section-padding) 0;
}

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

.step-card {
    position: relative;
    padding: 40px 32px;
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-slow);
}

.step-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.step-number {
    font-size: 64px;
    font-weight: 800;
    color: var(--gray-100);
    line-height: 1;
    margin-bottom: 24px;
}

.step-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.step-content p {
    font-size: 15px;
    line-height: 1.7;
    color: var(--gray-500);
}

.step-visual {
    margin-top: 32px;
}

.step-mockup {
    height: 100px;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.color-picker {
    display: flex;
    gap: 12px;
}

.color-picker span {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    transition: transform var(--transition-base);
    box-shadow: var(--shadow-md);
}

.color-picker span:hover {
    transform: scale(1.1);
}

.user-add {
    width: 56px;
    height: 56px;
    background: var(--white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    box-shadow: var(--shadow-md);
}

.auto-log {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.auto-log .dot {
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
}

.auto-log .line {
    width: 2px;
    height: 16px;
    background: var(--gray-200);
}

/* ========================================
   Testimonials Section
   ======================================== */
.testimonials-section {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

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

.testimonial-card {
    padding: 32px;
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-100);
    transition: all var(--transition-slow);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.testimonial-card.featured {
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.testimonial-content .stars {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
}

.testimonial-content p {
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray-700);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--gray-100);
}

.testimonial-author img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-author strong {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-900);
}

.testimonial-author span {
    font-size: 14px;
    color: var(--gray-500);
}

/* ========================================
   Pricing Section
   ======================================== */
.pricing-section {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 48px;
}

.toggle-label {
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-500);
    transition: color var(--transition-base);
}

.toggle-label.active {
    color: var(--gray-900);
}

.toggle-switch {
    position: relative;
    width: 56px;
    height: 32px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    padding: 4px;
    cursor: pointer;
    transition: background var(--transition-base);
}

.toggle-switch.active {
    background: var(--primary);
}

.toggle-knob {
    position: absolute;
    top: 4px;
    left: 4px;
    width: 24px;
    height: 24px;
    background: var(--white);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base);
}

.toggle-switch.active .toggle-knob {
    transform: translateX(24px);
}

.save-badge {
    display: inline-block;
    padding: 4px 8px;
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-left: 8px;
}

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

.pricing-card {
    position: relative;
    padding: 40px;
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-slow);
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.popular {
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
    transform: scale(1.05);
}

.pricing-card.popular:hover {
    transform: scale(1.05) translateY(-4px);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 16px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.pricing-header h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.pricing-header p {
    font-size: 15px;
    color: var(--gray-500);
}

.pricing-price {
    margin: 32px 0;
    padding: 24px 0;
    border-top: 1px solid var(--gray-100);
    border-bottom: 1px solid var(--gray-100);
}

.price-amount {
    font-size: 48px;
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1;
}

.price-period {
    font-size: 16px;
    color: var(--gray-500);
    margin-left: 4px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    font-size: 15px;
    color: var(--gray-700);
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-section {
    padding: var(--section-padding) 0;
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    margin-bottom: 12px;
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: var(--gray-300);
}

.faq-item.active {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 20px 24px;
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-900);
    text-align: left;
    background: none;
    border: none;
    cursor: pointer;
}

.faq-question svg {
    color: var(--gray-400);
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 24px 20px;
    font-size: 15px;
    line-height: 1.7;
    color: var(--gray-600);
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
    padding: var(--section-padding) 0;
}

.cta-content {
    position: relative;
    padding: 80px 60px;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    text-align: center;
}

.cta-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.cta-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--gray-900) 0%, #1a1a2e 50%, var(--gray-950) 100%);
}

.cta-pattern {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
}

.cta-text h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.cta-text p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 32px;
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

/* CTA Form */
.cta-form {
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.form-input {
    flex: 1;
    padding: 16px 20px;
    font-size: 16px;
    font-family: inherit;
    color: var(--gray-900);
    background: var(--white);
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    outline: none;
    transition: all var(--transition-base);
}

.form-input::placeholder {
    color: var(--gray-400);
}

.form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}

.form-submit {
    flex-shrink: 0;
    position: relative;
}

.form-submit .btn-loading {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.form-submit.loading .btn-text,
.form-submit.loading .btn-icon {
    visibility: hidden;
}

.form-submit.loading .btn-loading {
    display: block !important;
}

.spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.form-hint {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
}

.form-message {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 20px 24px;
    border-radius: var(--radius-lg);
    font-size: 16px;
    font-weight: 500;
    margin-top: 24px;
}

.form-message.success {
    background: rgba(16, 185, 129, 0.15);
    color: #10B981;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.15);
    color: #EF4444;
}

.form-message svg {
    flex-shrink: 0;
}

/* Form responsive */
@media (max-width: 640px) {
    .form-group {
        flex-direction: column;
    }

    .form-submit {
        width: 100%;
    }

    .cta-content {
        padding: 48px 24px;
    }
}

/* ========================================
   Footer
   ======================================== */
.footer {
    padding: 80px 0 40px;
    background: var(--gray-900);
    color: var(--white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 80px;
    margin-bottom: 60px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand .logo span {
    color: var(--white);
}

.footer-brand > p {
    font-size: 15px;
    color: var(--gray-400);
    margin-bottom: 24px;
    max-width: 280px;
}

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--gray-400);
    transition: all var(--transition-base);
}

.social-links a:hover {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    justify-self: end;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-column a {
    display: block;
    font-size: 15px;
    color: var(--gray-400);
    padding: 8px 0;
    transition: color var(--transition-base);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 14px;
    color: var(--gray-500);
}

.footer-badge {
    display: flex;
    align-items: center;
    gap: 8px;
}

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

    .problem-grid,
    .features-grid,
    .steps-grid,
    .testimonials-grid,
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .solution-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        justify-self: start;
    }
}

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

    .nav-links,
    .nav-actions,
    .language-switch {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .mobile-menu {
        display: block;
    }

    .hero {
        padding: 120px 0 60px;
    }

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

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

    .hero-social-proof {
        flex-direction: column;
        gap: 12px;
    }

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

    .mockup-content {
        flex-direction: column;
    }

    .mockup-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--gray-200);
        padding: 16px;
    }

    .sidebar-item {
        display: inline-flex;
        margin-right: 8px;
        margin-bottom: 8px;
    }

    .stats-row {
        grid-template-columns: 1fr;
    }

    .problem-grid,
    .features-grid,
    .steps-grid,
    .testimonials-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .pricing-card.popular {
        transform: none;
    }

    .pricing-card.popular:hover {
        transform: translateY(-4px);
    }

    .cta-content {
        padding: 48px 24px;
    }

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

    .cta-buttons .btn {
        width: 100%;
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
        justify-self: start;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .feature-card,
    .problem-card,
    .step-card,
    .testimonial-card,
    .pricing-card {
        padding: 24px;
    }

    .footer-links {
        grid-template-columns: 1fr;
        justify-self: start;
    }
}

/* Scroll Animations */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

/* Selection Color */
::selection {
    background: rgba(99, 102, 241, 0.2);
    color: var(--gray-900);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* ========================================
   Modal Styles
   ======================================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    cursor: pointer;
}

.modal-container {
    position: relative;
    background: var(--white);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 90%;
    max-height: 85vh;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transform: translateY(20px) scale(0.95);
    transition: transform 0.3s ease;
}

.modal.active .modal-container {
    transform: translateY(0) scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 32px;
    border-bottom: 1px solid var(--gray-200);
    background: var(--gray-50);
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin: 0;
}

.modal-close {
    width: 36px;
    height: 36px;
    border: none;
    background: var(--white);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-500);
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.modal-close:hover {
    background: var(--gray-100);
    color: var(--gray-700);
}

.modal-close svg {
    width: 20px;
    height: 20px;
}

.modal-content {
    padding: 32px;
    overflow-y: auto;
    max-height: calc(85vh - 80px);
}

.imprint-section {
    margin-bottom: 28px;
}

.imprint-section:last-child {
    margin-bottom: 0;
}

.imprint-section h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

.imprint-section p {
    color: var(--gray-700);
    line-height: 1.7;
    margin: 0;
}

.imprint-section a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.imprint-section a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.modal-container-lg {
    max-width: 720px;
}

.privacy-list {
    list-style: none;
    padding: 0;
    margin: 16px 0;
}

.privacy-list li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 10px;
    color: var(--gray-700);
    line-height: 1.6;
}

.privacy-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

.privacy-list li strong {
    color: var(--gray-900);
}

/* Modal Responsive */
@media (max-width: 768px) {
    .modal-container-lg {
        max-width: 95%;
    }
}

@media (max-width: 640px) {
    .modal-container {
        width: 95%;
        max-height: 90vh;
    }

    .modal-header {
        padding: 20px 24px;
    }

    .modal-content {
        padding: 24px;
        max-height: calc(90vh - 70px);
    }

    .imprint-section h3 {
        font-size: 0.8125rem;
    }
}