/* ==========================================================================
   FleetKeeper - Main Stylesheet
   A comprehensive, fully responsive CSS for the FleetKeeper website
   ========================================================================== */

/* ==========================================================================
   CSS Custom Properties (Variables)
   ========================================================================== */
:root {
    /* Brand Colors */
    --color-primary: #2563EB;
    --color-primary-dark: #1D4ED8;
    --color-primary-light: #3B82F6;
    --color-primary-50: #EFF6FF;
    --color-primary-100: #DBEAFE;
    
    /* Status Colors */
    --color-success: #10B981;
    --color-success-light: #D1FAE5;
    --color-warning: #F59E0B;
    --color-warning-light: #FEF3C7;
    --color-danger: #EF4444;
    --color-danger-light: #FEE2E2;
    --color-orange: #F97316;
    --color-orange-light: #FFEDD5;
    
    /* Neutrals */
    --color-gray-900: #111827;
    --color-gray-800: #1F2937;
    --color-gray-700: #374151;
    --color-gray-600: #4B5563;
    --color-gray-500: #6B7280;
    --color-gray-400: #9CA3AF;
    --color-gray-300: #D1D5DB;
    --color-gray-200: #E5E7EB;
    --color-gray-100: #F3F4F6;
    --color-gray-50: #F9FAFB;
    --color-white: #FFFFFF;
    
    /* Additional UI Colors */
    --color-purple: #8B5CF6;
    --color-teal: #14B8A6;
    --color-red: #EF4444;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;    /* 12px */
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-base: 1rem;     /* 16px */
    --font-size-lg: 1.125rem;   /* 18px */
    --font-size-xl: 1.25rem;    /* 20px */
    --font-size-2xl: 1.5rem;    /* 24px */
    --font-size-3xl: 1.875rem;  /* 30px */
    --font-size-4xl: 2.25rem;   /* 36px */
    --font-size-5xl: 3rem;      /* 48px */
    --font-size-6xl: 3.75rem;   /* 60px */
    
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    
    /* Spacing */
    --space-1: 0.25rem;  /* 4px */
    --space-2: 0.5rem;   /* 8px */
    --space-3: 0.75rem;  /* 12px */
    --space-4: 1rem;     /* 16px */
    --space-5: 1.25rem;  /* 20px */
    --space-6: 1.5rem;   /* 24px */
    --space-8: 2rem;     /* 32px */
    --space-10: 2.5rem;  /* 40px */
    --space-12: 3rem;    /* 48px */
    --space-16: 4rem;    /* 64px */
    --space-20: 5rem;    /* 80px */
    --space-24: 6rem;    /* 96px */
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-3xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    
    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: var(--space-6);
}

/* ==========================================================================
   CSS Reset & Base Styles
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-gray-700);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
}

input, button, textarea, select {
    font: inherit;
}

p, h1, h2, h3, h4, h5, h6 {
    overflow-wrap: break-word;
}

a {
    color: inherit;
    text-decoration: none;
}

ul, ol {
    list-style: none;
}

button {
    background: none;
    border: none;
    cursor: pointer;
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 1px 3px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--color-gray-700);
    border: 1px solid var(--color-gray-300);
}

.btn-outline:hover {
    background: var(--color-gray-50);
    border-color: var(--color-gray-400);
}

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

.btn-white:hover {
    background: var(--color-gray-50);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-base);
}

.btn-block {
    display: flex;
    width: 100%;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-100);
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.logo-icon {
    flex-shrink: 0;
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
}

.nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
}

.hamburger {
    position: relative;
    width: 24px;
    height: 2px;
    background: var(--color-gray-700);
    transition: all var(--transition-base);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--color-gray-700);
    transition: all var(--transition-base);
}

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

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

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

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

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-600);
    transition: color var(--transition-fast);
}

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

/* Language Selector */
.nav-lang {
    display: flex;
    align-items: center;
}

.lang-select {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-600);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
    padding-right: var(--space-8);
}

.lang-select:hover {
    border-color: var(--color-gray-300);
}

.lang-select:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    padding-top: calc(72px + var(--space-16));
    padding-bottom: var(--space-20);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

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

.hero-badge {
    margin-bottom: var(--space-6);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    background: var(--color-primary-50);
    border-radius: var(--radius-full);
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-extrabold);
    line-height: var(--line-height-tight);
    color: var(--color-gray-900);
    margin-bottom: var(--space-6);
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--space-8);
    max-width: 540px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-bottom: var(--space-10);
}

.hero-stats {
    display: flex;
    gap: var(--space-10);
}

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

.stat-number {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

/* Phone Mockup */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    position: relative;
}

.phone-frame {
    position: relative;
    width: 280px;
    height: 580px;
    background: var(--color-gray-900);
    border-radius: 40px;
    padding: 12px;
    box-shadow: var(--shadow-2xl);
}

.phone-frame::before {
    content: '';
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 24px;
    background: var(--color-gray-800);
    border-radius: 12px;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--color-white);
    border-radius: 28px;
    overflow: hidden;
}

.app-preview {
    padding: var(--space-6);
    padding-top: var(--space-10);
}

.app-header {
    margin-bottom: var(--space-6);
}

.app-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
}

.app-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2);
    margin-bottom: var(--space-6);
}

.preview-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    text-align: center;
}

.card-icon {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-1);
}

.card-text {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

.card-expired {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.card-expiring {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.card-valid {
    background: var(--color-success-light);
    color: var(--color-success);
}

.app-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3);
    background: var(--color-gray-50);
    border-radius: var(--radius-md);
    border-left: 3px solid;
}

.item-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
}

.item-badge {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
}

.item-warning {
    border-color: var(--color-warning);
}

.item-warning .item-badge {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.item-danger {
    border-color: var(--color-danger);
}

.item-danger .item-badge {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.item-success {
    border-color: var(--color-success);
}

.item-success .item-badge {
    background: var(--color-success-light);
    color: var(--color-success);
}

.phone-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
    z-index: -1;
}

/* Hero Background */
.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse at center, var(--color-primary-50) 0%, transparent 70%);
    opacity: 0.8;
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(var(--color-gray-200) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.5;
}

/* ==========================================================================
   Trust Section
   ========================================================================== */
.trust-section {
    padding: var(--space-12) 0;
    background: var(--color-gray-50);
    border-top: 1px solid var(--color-gray-100);
    border-bottom: 1px solid var(--color-gray-100);
}

.trust-text {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin-bottom: var(--space-6);
}

.trust-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-8);
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.trust-badge svg {
    color: var(--color-primary);
}

/* ==========================================================================
   Section Styles (Common)
   ========================================================================== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-16);
}

.section-badge {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary);
    background: var(--color-primary-50);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-gray-900);
    margin-bottom: var(--space-4);
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
}

/* ==========================================================================
   Features Section
   ========================================================================== */
.features {
    padding: var(--space-24) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.feature-card {
    padding: var(--space-8);
    background: var(--color-white);
    border: 1px solid var(--color-gray-100);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
}

.feature-card:hover {
    border-color: var(--color-gray-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-6);
}

.icon-blue {
    background: var(--color-primary-50);
    color: var(--color-primary);
}

.icon-amber {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.icon-green {
    background: var(--color-success-light);
    color: var(--color-success);
}

.icon-purple {
    background: #F3E8FF;
    color: var(--color-purple);
}

.icon-red {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.icon-teal {
    background: #CCFBF1;
    color: var(--color-teal);
}

.feature-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-3);
}

.feature-description {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    line-height: var(--line-height-relaxed);
}

/* ==========================================================================
   Expiration Types Section
   ========================================================================== */
.expiration-types {
    padding: var(--space-24) 0;
    background: var(--color-gray-50);
}

.types-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.type-category {
    background: var(--color-white);
    border: 1px solid var(--color-gray-100);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
}

.type-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-gray-100);
}

.type-header svg {
    color: var(--color-primary);
}

.type-header h3 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.type-count {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    background: var(--color-primary-50);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
}

.type-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.type-list li {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    padding-left: var(--space-4);
    position: relative;
}

.type-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
}

.type-list li:last-child {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

/* ==========================================================================
   How It Works Section
   ========================================================================== */
.how-it-works {
    padding: var(--space-24) 0;
}

.steps-container {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: var(--space-4);
}

.step {
    flex: 1;
    max-width: 300px;
    text-align: center;
}

.step-number {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    background: var(--color-primary);
    border-radius: 50%;
    margin: 0 auto var(--space-6);
}

.step-content {
    margin-bottom: var(--space-6);
}

.step-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-2);
}

.step-description {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
}

.step-visual {
    display: flex;
    justify-content: center;
}

.step-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-50);
    color: var(--color-primary);
    border-radius: var(--radius-xl);
}

.step-connector {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    padding-top: 14px;
    color: var(--color-gray-300);
}

/* ==========================================================================
   Pricing Section
   ========================================================================== */
.pricing {
    padding: var(--space-24) 0;
    background: var(--color-gray-50);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

.pricing-card {
    position: relative;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
}

.pricing-card.pricing-popular {
    border-color: var(--color-primary);
    border-width: 2px;
    box-shadow: var(--shadow-xl);
    transform: scale(1.05);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-1) var(--space-4);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    background: var(--color-primary);
    border-radius: var(--radius-full);
}

.pricing-header {
    margin-bottom: var(--space-4);
}

.pricing-name {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
}

.pricing-description {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    gap: var(--space-1);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--color-gray-100);
}

.price-amount {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
}

.price-period {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.pricing-features {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-8);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.pricing-features svg {
    flex-shrink: 0;
    color: var(--color-success);
}

/* ==========================================================================
   Testimonials Section
   ========================================================================== */
.testimonials {
    padding: var(--space-24) 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.testimonial-card {
    background: var(--color-white);
    border: 1px solid var(--color-gray-100);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
}

.testimonial-content {
    margin-bottom: var(--space-6);
}

.testimonial-stars {
    color: var(--color-warning);
    margin-bottom: var(--space-4);
    letter-spacing: 2px;
}

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

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.author-avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    background: var(--color-primary-50);
    border-radius: 50%;
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-info strong {
    font-size: var(--font-size-sm);
    color: var(--color-gray-900);
}

.author-info span {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq {
    padding: var(--space-24) 0;
    background: var(--color-gray-50);
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.faq-item {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    text-align: left;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-900);
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: var(--color-gray-50);
}

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

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

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

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--space-6) var(--space-5);
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    line-height: var(--line-height-relaxed);
}

/* ==========================================================================
   CTA Section
   ========================================================================== */
.cta-section {
    position: relative;
    padding: var(--space-24) 0;
    overflow: hidden;
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.cta-description {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-8);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.cta-note {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.cta-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    padding: var(--space-16) 0 var(--space-8);
    background: var(--color-gray-900);
    color: var(--color-gray-400);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-16);
    margin-bottom: var(--space-12);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.footer-logo span {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
}

.footer-tagline {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.footer-column h4 {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-column a {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-gray-800);
}

.footer-bottom p {
    font-size: var(--font-size-sm);
}

.footer-badges {
    display: flex;
    gap: var(--space-4);
}

.store-badge {
    transition: opacity var(--transition-fast);
}

.store-badge:hover {
    opacity: 0.8;
}

/* ==========================================================================
   Cookie Banner
   ========================================================================== */
.cookie-banner {
    display: none; /* Hidden by default, shown via JS when needed */
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: var(--z-modal);
    background: var(--color-white);
    border-top: 1px solid var(--color-gray-200);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    padding: var(--space-4) 0;
}

.cookie-content {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
}

.cookie-content p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.cookie-content a {
    color: var(--color-primary);
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: var(--space-3);
    flex-shrink: 0;
}

/* ==========================================================================
   Legal Pages (Privacy, Terms, etc.)
   ========================================================================== */
.legal-page {
    padding-top: calc(72px + var(--space-12));
    padding-bottom: var(--space-16);
}

.legal-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.legal-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-4);
}

.legal-meta {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h2 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-top: var(--space-10);
    margin-bottom: var(--space-4);
}

.legal-content h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-top: var(--space-8);
    margin-bottom: var(--space-3);
}

.legal-content p {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-4);
}

.legal-content ul, .legal-content ol {
    margin-bottom: var(--space-4);
    padding-left: var(--space-6);
}

.legal-content li {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-2);
}

.legal-content ul li {
    list-style-type: disc;
}

.legal-content ol li {
    list-style-type: decimal;
}

.legal-content a {
    color: var(--color-primary);
    text-decoration: underline;
}

.legal-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--space-6);
}

.legal-content th, .legal-content td {
    padding: var(--space-3);
    text-align: left;
    border-bottom: 1px solid var(--color-gray-200);
}

.legal-content th {
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    background: var(--color-gray-50);
}

/* ==========================================================================
   Download Page
   ========================================================================== */
.download-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-8);
    background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-white) 100%);
}

.download-content {
    max-width: 500px;
}

.download-logo {
    margin-bottom: var(--space-8);
}

.download-logo svg {
    margin: 0 auto;
}

.download-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-4);
}

.download-description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--space-8);
}

.download-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--color-gray-200);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--space-6);
}

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

.download-status {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin-bottom: var(--space-8);
}

.download-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.download-note {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.download-note a {
    color: var(--color-primary);
}

.store-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    background: var(--color-gray-900);
    color: var(--color-white);
    border-radius: var(--radius-xl);
    font-weight: var(--font-weight-semibold);
    transition: all var(--transition-base);
}

.store-button:hover {
    background: var(--color-gray-800);
    transform: translateY(-2px);
}

.store-button svg {
    width: 28px;
    height: 28px;
}

/* ==========================================================================
   Responsive Design - Tablet
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        order: 1;
    }
    
    .hero-visual {
        order: 0;
        margin-bottom: var(--space-12);
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .features-grid,
    .types-grid,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-card.pricing-popular {
        transform: scale(1);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }
    
    .footer-links {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ==========================================================================
   Responsive Design - Mobile
   ========================================================================== */
@media (max-width: 768px) {
    :root {
        --container-padding: var(--space-4);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        background: var(--color-white);
        border-bottom: 1px solid var(--color-gray-100);
        padding: var(--space-4);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-item {
        width: 100%;
    }
    
    .nav-link {
        display: block;
        padding: var(--space-3) 0;
    }
    
    .nav-cta {
        margin-top: var(--space-4);
        padding-top: var(--space-4);
        border-top: 1px solid var(--color-gray-100);
    }
    
    .nav-cta .btn {
        width: 100%;
    }
    
    .hero {
        padding-top: calc(72px + var(--space-10));
        padding-bottom: var(--space-12);
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-description {
        font-size: var(--font-size-base);
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: var(--space-6);
    }
    
    .phone-frame {
        width: 240px;
        height: 500px;
    }
    
    .trust-badges {
        gap: var(--space-4);
    }
    
    .trust-badge {
        flex: 0 0 calc(50% - var(--space-2));
        justify-content: center;
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .features-grid,
    .types-grid,
    .testimonials-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .steps-container {
        flex-direction: column;
        gap: var(--space-8);
    }
    
    .step-connector {
        transform: rotate(90deg);
        padding: 0;
    }
    
    .cta-title {
        font-size: var(--font-size-3xl);
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-6);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-6);
        text-align: center;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-buttons {
        width: 100%;
    }
    
    .cookie-buttons .btn {
        flex: 1;
    }
    
    .legal-title {
        font-size: var(--font-size-3xl);
    }
    
    .legal-content h2 {
        font-size: var(--font-size-xl);
    }
}

/* ==========================================================================
   Responsive Design - Small Mobile
   ========================================================================== */
@media (max-width: 480px) {
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-stats {
        flex-direction: column;
        align-items: center;
        gap: var(--space-4);
    }
    
    .stat {
        align-items: center;
    }
    
    .phone-frame {
        width: 220px;
        height: 460px;
        border-radius: 32px;
    }
    
    .phone-frame::before {
        width: 60px;
        height: 20px;
    }
    
    .app-preview {
        padding: var(--space-4);
        padding-top: var(--space-8);
    }
    
    .app-title {
        font-size: var(--font-size-lg);
    }
    
    .preview-card {
        padding: var(--space-2);
    }
    
    .card-icon {
        font-size: var(--font-size-base);
    }
    
    .card-text {
        font-size: 10px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .download-title {
        font-size: var(--font-size-2xl);
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */
@media print {
    .header,
    .cookie-banner,
    .cta-section,
    .footer {
        display: none;
    }
    
    .hero {
        padding-top: var(--space-8);
    }
    
    .hero-visual {
        display: none;
    }
    
    body {
        color: #000;
        background: #fff;
    }
    
    a {
        text-decoration: underline;
    }
}

/* ==========================================================================
   Accessibility - Focus States
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --color-primary: #0000EE;
        --color-gray-600: #000;
        --color-gray-500: #333;
    }
    
    .btn-primary {
        border: 2px solid #000;
    }
    
    .feature-card,
    .pricing-card,
    .testimonial-card,
    .faq-item {
        border-width: 2px;
    }
}