/* ===================================
   LUKA LANDING PAGE STYLES
   Modern, Premium Property Management
   =================================== */

/* CSS Variables / Design Tokens - Light Mode (Default) */
:root {
    /* Primary Colors - Rich Teal/Green */
    --color-primary: #0d9488;
    --color-primary-light: #14b8a6;
    --color-primary-dark: #0f766e;
    --color-primary-50: #f0fdfa;
    --color-primary-100: #ccfbf1;

    /* Secondary Colors - Warm Orange */
    --color-secondary: #f97316;
    --color-secondary-light: #fb923c;
    --color-secondary-dark: #ea580c;

    /* Neutral Colors - Light Mode */
    --color-bg: #ffffff;
    --color-bg-alt: #f9fafb;
    --color-surface: #ffffff;
    --color-surface-alt: #f3f4f6;
    --color-border: #e5e7eb;
    --color-border-light: #f3f4f6;
    --color-text: #374151;
    --color-text-muted: #6b7280;
    --color-text-heading: #111827;

    /* Legacy neutral colors */
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    /* Functional Colors */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    --gradient-hero: linear-gradient(135deg, #0f766e 0%, #0d9488 50%, #14b8a6 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);

    /* Phone Mockup - Light Mode */
    --phone-bg: #1a1a1a;
    --phone-screen-bg: linear-gradient(180deg, #f0fdfa 0%, #ffffff 100%);
    --phone-card-bg: #ffffff;
    --phone-card-border: rgba(0, 0, 0, 0.08);
    --phone-text: #111827;
    --phone-text-muted: #6b7280;
    --phone-nav-bg: #f9fafb;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows - Light Mode */
    --shadow-sm: 0 1px 2px 0 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 40px rgba(13, 148, 136, 0.3);

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

    /* Layout */
    --container-max: 1200px;
    --header-height: 80px;
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
    :root {
        /* Primary Colors - Brighter for dark mode */
        --color-primary: #14b8a6;
        --color-primary-light: #2dd4bf;
        --color-primary-dark: #0d9488;
        --color-primary-50: rgba(20, 184, 166, 0.1);
        --color-primary-100: rgba(20, 184, 166, 0.2);

        /* Neutral Colors - Dark Mode */
        --color-bg: #0f172a;
        --color-bg-alt: #1e293b;
        --color-surface: #1e293b;
        --color-surface-alt: #334155;
        --color-border: #334155;
        --color-border-light: #1e293b;
        --color-text: #e2e8f0;
        --color-text-muted: #94a3b8;
        --color-text-heading: #f8fafc;

        /* Override legacy colors for dark mode */
        --color-white: #0f172a;
        --color-gray-50: #1e293b;
        --color-gray-100: #334155;
        --color-gray-200: #475569;
        --color-gray-300: #64748b;
        --color-gray-400: #94a3b8;
        --color-gray-500: #cbd5e1;
        --color-gray-600: #e2e8f0;
        --color-gray-700: #f1f5f9;
        --color-gray-800: #f8fafc;
        --color-gray-900: #ffffff;

        /* Gradients - Dark Mode */
        --gradient-hero: linear-gradient(135deg, #0f766e 0%, #0d9488 50%, #14b8a6 100%);

        /* Phone Mockup - Dark Mode (matches app) */
        --phone-bg: #1a1a1a;
        --phone-screen-bg: linear-gradient(180deg, #1f3d3b 0%, #1a2a29 100%);
        --phone-card-bg: #2a3d3b;
        --phone-card-border: rgba(255, 255, 255, 0.1);
        --phone-text: #ffffff;
        --phone-text-muted: rgba(255, 255, 255, 0.6);
        --phone-nav-bg: #1a2a29;

        /* Shadows - Dark Mode */
        --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
        --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
        --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
        --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
        --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
        --shadow-glow: 0 0 40px rgba(20, 184, 166, 0.4);
    }
}

/* Scroll Animations */
.animate-ready {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-in {
    opacity: 1;
    transform: translateY(0);
}

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

/* ===================================
   BASE STYLES
   =================================== */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    transition: background-color var(--transition-slow), color var(--transition-slow);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-heading);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
}

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

/* ===================================
   UTILITY CLASSES
   =================================== */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section {
    padding: var(--spacing-4xl) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-3xl);
}

.section-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
}

/* Page Content Styles */
.page {
    padding-top: calc(var(--header-height) + var(--spacing-3xl));
}

.page-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.page-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
}

.page-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
}

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

.page-content h2 {
    font-size: var(--font-size-2xl);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-gray-900);
}

.page-content h3 {
    font-size: var(--font-size-xl);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--color-gray-800);
}

.page-content p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.page-content ul,
.page-content ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.page-content li {
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.page-content hr {
    border: none;
    border-top: 1px solid var(--color-gray-200);
    margin: var(--spacing-2xl) 0;
}

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

.page-content a:hover {
    color: var(--color-primary-dark);
}

.page-content strong {
    font-weight: 600;
    color: var(--color-gray-900);
}

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

.text-primary {
    color: var(--color-primary);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    line-height: 1;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-md), 0 0 0 0 rgba(13, 148, 136, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(13, 148, 136, 0.4);
    color: var(--color-white);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-gray-700);
    border: 2px solid var(--color-gray-200);
}

.btn-secondary:hover {
    background: var(--color-gray-50);
    border-color: var(--color-gray-300);
    color: var(--color-gray-900);
}

.btn-outline-white {
    background: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

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

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

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--color-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    transition: background-color var(--transition-slow);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-gray-900);
}

.logo:hover {
    color: var(--color-gray-900);
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    object-fit: cover;
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-gray-700);
    border-radius: 2px;
    transition: var(--transition-fast);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    list-style: none;
}

.nav-link {
    font-weight: 500;
    color: var(--color-gray-600);
    transition: color var(--transition-fast);
}

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

/* Language Dropdown */
.lang-dropdown {
    position: relative;
}

.lang-dropdown-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-full);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-600);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lang-dropdown-toggle:hover {
    background: var(--color-gray-50);
    border-color: var(--color-gray-300);
}

.lang-dropdown-toggle::before {
    content: '🌐';
    font-size: 14px;
}

.lang-dropdown-arrow {
    transition: transform var(--transition-fast);
}

.lang-dropdown.open .lang-dropdown-arrow {
    transform: rotate(180deg);
}

.lang-dropdown.open .lang-dropdown-toggle {
    border-color: var(--color-primary);
    background: var(--color-primary-50);
}

.lang-dropdown-menu {
    position: absolute;
    top: calc(100% + var(--spacing-sm));
    right: 0;
    min-width: 160px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--color-gray-100);
    list-style: none;
    padding: var(--spacing-sm) 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-base);
    z-index: 100;
}

.lang-dropdown.open .lang-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown-menu li {
    list-style: none;
}

.lang-dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-600);
    transition: all var(--transition-fast);
}

.lang-dropdown-item:hover {
    background: var(--color-gray-50);
    color: var(--color-gray-900);
}

.lang-dropdown-item.active {
    color: var(--color-primary);
    background: var(--color-primary-50);
}

.lang-dropdown-item.active::after {
    content: '✓';
    margin-left: auto;
    font-size: 12px;
}

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

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    overflow: hidden;
    padding-top: var(--header-height);
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -20%;
    width: 60%;
    height: 100%;
    background: radial-gradient(ellipse, rgba(0, 0, 0, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

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

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.hero-text {
    color: var(--color-white);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    color: var(--color-white);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    opacity: 0.9;
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

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

/* Phone Mockup - Matches Luka App */
.phone-mockup {
    position: relative;
    width: 280px;
    height: 580px;
    background: #1a1a1a;
    /* Always dark frame */
    border-radius: 40px;
    padding: 8px;
    box-shadow: var(--shadow-2xl), var(--shadow-glow);
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
}

.phone-notch {
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 28px;
    background: #000;
    border-radius: 14px;
    z-index: 10;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--phone-screen-bg);
    border-radius: 32px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 48px 16px 16px;
    background: linear-gradient(180deg, #0d9488 0%, #0f766e 100%);
    color: white;
}

.app-menu,
.app-bell {
    font-size: 16px;
    opacity: 0.9;
}

.app-title {
    font-size: 14px;
    font-weight: 600;
}

.app-actions {
    display: flex;
    gap: 8px;
    padding: 12px;
}

.app-action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--phone-card-bg);
    border-radius: 10px;
    padding: 10px 12px;
    font-size: 11px;
    color: var(--phone-text);
    border: 1px solid var(--phone-card-border);
}

.action-icon {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

.app-card {
    margin: 8px 12px;
    background: var(--phone-card-bg);
    border-radius: 12px;
    padding: 14px;
    border: 1px solid var(--phone-card-border);
}

.app-card-header {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--phone-text-muted);
    margin-bottom: 8px;
}

.card-icon {
    font-size: 14px;
}

.card-arrow {
    margin-left: auto;
    opacity: 0.5;
}

.app-card-value {
    font-size: 24px;
    font-weight: 700;
    color: #10b981;
    margin-bottom: 2px;
}

.app-card-label {
    font-size: 10px;
    color: var(--phone-text-muted);
}

.app-section {
    margin: 8px 12px;
    background: var(--phone-card-bg);
    border-radius: 12px;
    padding: 12px;
    border: 1px solid var(--phone-card-border);
}

.app-section-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 600;
    color: var(--phone-text);
    margin-bottom: 12px;
}

.section-icon {
    font-size: 14px;
}

.app-stat-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    border-top: 1px solid var(--phone-card-border);
}

.app-stat-row:first-of-type {
    border-top: none;
    padding-top: 0;
}

.stat-icon {
    font-size: 14px;
    opacity: 0.8;
}

.stat-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.stat-label {
    font-size: 11px;
    font-weight: 500;
    color: var(--phone-text);
}

.stat-sub {
    font-size: 9px;
    color: var(--phone-text-muted);
}

.stat-value {
    font-size: 12px;
    font-weight: 600;
    color: var(--phone-text-muted);
}

.app-nav {
    margin-top: auto;
    display: flex;
    justify-content: space-around;
    padding: 10px 0;
    background: var(--phone-nav-bg);
    border-top: 1px solid var(--phone-card-border);
}

.app-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    font-size: 12px;
    color: var(--phone-text-muted);
}

.app-nav-item span {
    font-size: 8px;
}

.app-nav-item.active {
    color: #f97316;
}

/* Floating elements for visual interest */
.hero-float {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: float 3s ease-in-out infinite;
}

.hero-float-1 {
    top: 20%;
    right: 0;
    animation-delay: 0s;
}

.hero-float-2 {
    bottom: 20%;
    right: 10%;
    animation-delay: 1s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* ===================================
   FEATURES SECTION
   =================================== */

.features {
    background: var(--color-gray-50);
}

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

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

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-100);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-50);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-2xl);
}

.feature-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    color: var(--color-gray-500);
    line-height: 1.7;
}

/* ===================================
   HOW IT WORKS
   =================================== */

.how-it-works {
    background: var(--color-white);
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-2xl);
    position: relative;
}

.steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary-100), var(--color-primary), var(--color-primary-100));
    z-index: 0;
}

.step {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--color-white);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    border-radius: 50%;
    margin: 0 auto var(--spacing-lg);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.step-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.step-description {
    color: var(--color-gray-500);
}

/* ===================================
   AUDIENCE / USE CASES
   =================================== */

.audience {
    background: var(--gradient-hero);
    color: var(--color-white);
}

.audience .section-title,
.audience .section-subtitle {
    color: var(--color-white);
}

.audience .section-subtitle {
    opacity: 0.9;
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.audience-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    transition: all var(--transition-base);
}

.audience-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-4px);
}

.audience-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-lg);
}

.audience-title {
    font-size: var(--font-size-2xl);
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.audience-description {
    opacity: 0.9;
    line-height: 1.7;
}

/* ===================================
   CTA SECTION
   =================================== */

.cta-section {
    background: var(--color-white);
    text-align: center;
}

.cta-box {
    background: var(--color-gray-50);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-4xl);
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

.cta-description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-2xl);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* App Store Buttons */
.store-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--color-gray-900);
    color: var(--color-white);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.store-btn:hover {
    background: var(--color-gray-800);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--color-white);
}

.store-btn-icon {
    font-size: var(--font-size-2xl);
}

.store-btn-text {
    text-align: left;
}

.store-btn-label {
    font-size: var(--font-size-xs);
    opacity: 0.7;
}

.store-btn-name {
    font-size: var(--font-size-base);
    font-weight: 600;
}

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

.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-400);
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-3xl);
}

.footer-brand .logo {
    margin-bottom: var(--spacing-md);
}

.footer-brand .logo-text {
    color: var(--color-white);
    -webkit-text-fill-color: var(--color-white);
}

.footer-tagline {
    color: var(--color-gray-400);
}

.footer-links h4 {
    color: var(--color-white);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-lg);
}

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

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

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

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

.footer-bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-gray-800);
    text-align: center;
    font-size: var(--font-size-sm);
}

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

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-visual {
        display: none;
    }

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

    .steps::before {
        display: none;
    }

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

@media (max-width: 768px) {
    :root {
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.5rem;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        background: var(--color-white);
        padding: var(--spacing-xl);
        gap: var(--spacing-lg);
        transform: translateX(100%);
        transition: transform var(--transition-slow);
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .features-grid,
    .steps,
    .audience-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .cta-box {
        padding: var(--spacing-2xl);
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}