/* ==========================================
   CSS VARIABLES & THEMING
   ========================================== */

:root {
    /* Light Mode Colors */
    --bg: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --fg: #0a0a0a;
    --fg-secondary: #4a5568;
    --fg-muted: #6c757d;

    /* Brand Colors */
    --primary: #0ea5e9;
    --primary-dark: #0284c7;
    --primary-light: #38bdf8;
    --primary-subtle: rgba(14, 165, 233, 0.1);

    /* Accent Colors */
    --accent: #f59e0b;
    --accent-dark: #d97706;

    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;

    /* Borders & Shadows */
    --border: rgba(0, 0, 0, 0.1);
    --border-strong: rgba(0, 0, 0, 0.2);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);

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

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

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
}

/* Dark Mode */
[data-theme="dark"] {
    --bg: #0a0a0a;
    --bg-secondary: #141414;
    --bg-tertiary: #1f1f1f;
    --fg: #fafafa;
    --fg-secondary: #a1a1aa;
    --fg-muted: #71717a;

    --primary: #38bdf8;
    --primary-dark: #0ea5e9;
    --primary-light: #7dd3fc;
    --primary-subtle: rgba(56, 189, 248, 0.1);

    --border: rgba(255, 255, 255, 0.1);
    --border-strong: rgba(255, 255, 255, 0.2);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.6);
}

/* ==========================================
   RESET & BASE STYLES
   ========================================== */

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

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

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

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

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

ul {
    list-style: none;
}

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

/* ==========================================
   LAYOUT & CONTAINER
   ========================================== */

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

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

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--bg);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: all var(--transition-medium);
}

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

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.875rem 0;
}

.logo {
    display: flex;
    align-items: center;
}

.logo a {
    display: flex;
    align-items: center;
}

.logo img {
    height: 22px;
    width: auto;
}

/* Logo switching for dark/light mode */
.logo-light { display: block; }
.logo-dark { display: none; }

[data-theme="dark"] .logo-light { display: none; }
[data-theme="dark"] .logo-dark { display: block; }

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    font-size: 0.9375rem;
    color: var(--fg-secondary);
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--transition-fast);
}

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

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Theme Toggle */
.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--fg-secondary);
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    background-color: var(--bg-secondary);
    color: var(--fg);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
}

.theme-toggle .icon-moon { display: block; }
.theme-toggle .icon-sun { display: none; }

[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--fg);
    border-radius: 2px;
    transition: all var(--transition-medium);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-medium);
    border: 2px solid transparent;
    white-space: nowrap;
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--fg);
    border-color: var(--border-strong);
}

.btn-secondary:hover {
    background-color: var(--bg-secondary);
    border-color: var(--fg);
}

.btn-ghost {
    background-color: transparent;
    color: var(--fg-secondary);
}

.btn-ghost:hover {
    background-color: var(--bg-secondary);
    color: var(--fg);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn svg {
    width: 18px;
    height: 18px;
}

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

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg) 0%, var(--bg-secondary) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 30%, var(--primary-subtle) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, var(--primary-subtle) 0%, transparent 50%);
    pointer-events: none;
}

/* Grid pattern */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: linear-gradient(var(--border) 1px, transparent 1px),
                      linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.5;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--primary-subtle);
    color: var(--primary);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid var(--primary);
}

.hero-badge svg {
    width: 16px;
    height: 16px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--fg-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.hero-trust {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
    font-size: 0.875rem;
    color: var(--fg-muted);
}

.hero-trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hero-trust-item svg {
    width: 16px;
    height: 16px;
    color: var(--success);
}

.hero-image {
    position: absolute;
    right: -5%;
    top: 50%;
    transform: translateY(-50%);
    width: 55%;
    max-width: 700px;
    z-index: 0;
}

.hero-image img {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

/* ==========================================
   LOGO STRIP
   ========================================== */

.logo-strip {
    padding: var(--spacing-lg) 0;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.logo-strip-title {
    text-align: center;
    font-size: 0.875rem;
    color: var(--fg-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
}

.logo-strip-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.logo-strip-logos img {
    height: 32px;
    opacity: 0.5;
    filter: grayscale(100%);
    transition: all var(--transition-medium);
}

.logo-strip-logos img:hover {
    opacity: 1;
    filter: grayscale(0%);
}

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

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

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

.section-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--primary-subtle);
    color: var(--primary);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--fg-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.feature-card {
    padding: 2rem;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all var(--transition-medium);
}

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

.feature-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon svg {
    width: 24px;
    height: 24px;
    color: white;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.feature-description {
    color: var(--fg-secondary);
    line-height: 1.7;
}

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

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

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

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

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

.step-number {
    width: 80px;
    height: 80px;
    background-color: var(--bg);
    border: 3px solid var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    position: relative;
    z-index: 1;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.step-description {
    color: var(--fg-secondary);
    max-width: 280px;
    margin: 0 auto;
}

/* ==========================================
   TESTIMONIALS
   ========================================== */

.testimonials {
    background-color: var(--bg);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    padding: 2rem;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.testimonial-stars {
    color: var(--accent);
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.testimonial-text {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--fg-secondary);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 1.125rem;
}

.testimonial-info strong {
    display: block;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.testimonial-info span {
    font-size: 0.875rem;
    color: var(--fg-muted);
}

/* ==========================================
   PRICING
   ========================================== */

.pricing {
    background-color: var(--bg-secondary);
}

.pricing-toggle {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 3rem;
    background-color: var(--bg);
    padding: 0.5rem;
    border-radius: var(--radius-full);
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.pricing-toggle-btn {
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    color: var(--fg-secondary);
    transition: all var(--transition-fast);
}

.pricing-toggle-btn.active {
    background-color: var(--primary);
    color: white;
}

.pricing-toggle-btn .discount {
    font-size: 0.75rem;
    background-color: var(--success);
    color: white;
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-full);
    margin-left: 0.5rem;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    padding: 2.5rem;
    background-color: var(--bg);
    border-radius: var(--radius-xl);
    border: 2px solid var(--border);
    position: relative;
    transition: all var(--transition-medium);
}

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

.pricing-card.featured {
    border-color: var(--primary);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem 1rem;
    background-color: var(--primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
}

.pricing-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.pricing-description {
    color: var(--fg-secondary);
    font-size: 0.9375rem;
    margin-bottom: 1.5rem;
}

.pricing-price {
    margin-bottom: 1.5rem;
}

.pricing-amount {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
}

.pricing-period {
    color: var(--fg-muted);
    font-size: 0.9375rem;
}

.pricing-capacity {
    margin-bottom: 1.5rem;
}

.pricing-capacity p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--fg-secondary);
    margin: 0.375rem 0;
}

.pricing-capacity p svg {
    flex-shrink: 0;
    color: var(--primary);
}

.pricing-features {
    margin-bottom: 2rem;
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.625rem 0;
    color: var(--fg-secondary);
    font-size: 0.9375rem;
}

.pricing-features li svg {
    width: 20px;
    height: 20px;
    color: var(--success);
    flex-shrink: 0;
    margin-top: 2px;
}

.pricing-card .btn {
    width: 100%;
}

/* ==========================================
   FAQ SECTION
   ========================================== */

.faq {
    background-color: var(--bg);
}

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

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    text-align: left;
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--fg);
    background: none;
}

.faq-question svg {
    width: 20px;
    height: 20px;
    color: var(--fg-muted);
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

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

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

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

.faq-answer p {
    padding-bottom: 1.5rem;
    color: var(--fg-secondary);
    line-height: 1.7;
}

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

.cta-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.cta-description {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

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

.cta-section .btn-primary:hover {
    background-color: var(--bg-secondary);
}

.cta-section .btn-secondary {
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
}

.cta-section .btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: white;
}

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

.footer {
    background-color: var(--bg-secondary);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid var(--border);
}

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

.footer-brand p {
    color: var(--fg-secondary);
    margin-top: 1rem;
    max-width: 300px;
}

.footer-logo img {
    height: 22px;
}

.footer-section h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.25rem;
}

.footer-section ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-section a {
    color: var(--fg-secondary);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.footer-section a:hover {
    color: var(--primary);
}

.footer-social {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background-color: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--fg-secondary);
    transition: all var(--transition-fast);
}

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

.footer-social svg {
    width: 20px;
    height: 20px;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: var(--fg-muted);
    font-size: 0.875rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--fg-muted);
    font-size: 0.875rem;
}

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

/* ==========================================
   FORMS
   ========================================== */

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.9375rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    background-color: var(--bg);
    color: var(--fg);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-subtle);
}

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

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: var(--radius-md);
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-message.success {
    display: block;
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid var(--success);
}

.form-message.error {
    display: block;
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid var(--danger);
}

/* ==========================================
   PAGE HEADER (Internal Pages)
   ========================================== */

.page-header {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, var(--bg) 0%, var(--bg-secondary) 100%);
    text-align: center;
    position: relative;
}

.page-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: linear-gradient(var(--border) 1px, transparent 1px),
                      linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.3;
    pointer-events: none;
}

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

.page-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.page-subtitle {
    font-size: 1.125rem;
    color: var(--fg-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ==========================================
   CONTACT PAGE
   ========================================== */

.contact-section {
    background-color: var(--bg);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.contact-info > p {
    color: var(--fg-secondary);
    margin-bottom: 2rem;
}

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

.contact-method {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.contact-method svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
    flex-shrink: 0;
}

.contact-method h4 {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.contact-method p {
    color: var(--fg-secondary);
    font-size: 0.9375rem;
}

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

/* ==========================================
   FEATURES PAGE
   ========================================== */

.features-hero {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, var(--bg) 0%, var(--bg-secondary) 100%);
}

.feature-detail {
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid var(--border);
}

.feature-detail:nth-child(even) {
    background-color: var(--bg-secondary);
}

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

.feature-detail:nth-child(even) .feature-detail-grid {
    direction: rtl;
}

.feature-detail:nth-child(even) .feature-detail-content,
.feature-detail:nth-child(even) .feature-detail-image {
    direction: ltr;
}

.feature-detail-content h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.feature-detail-content p {
    color: var(--fg-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.feature-detail-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.feature-detail-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--fg-secondary);
}

.feature-detail-list svg {
    width: 20px;
    height: 20px;
    color: var(--success);
    flex-shrink: 0;
}

.feature-detail-image {
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-xl);
    padding: 2rem;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-detail-image img {
    max-width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* ==========================================
   ABOUT PAGE
   ========================================== */

.about-story {
    background-color: var(--bg);
}

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

.about-content h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.about-content p {
    color: var(--fg-secondary);
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.about-image {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: 2rem;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.values-section {
    background-color: var(--bg-secondary);
}

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

.value-card {
    text-align: center;
    padding: 2rem;
    background-color: var(--bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.value-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.value-icon svg {
    width: 32px;
    height: 32px;
    color: white;
}

.value-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.value-card p {
    color: var(--fg-secondary);
}

/* ==========================================
   LEGAL PAGES
   ========================================== */

.legal-content {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg);
}

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

.legal-body h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.legal-body h2:first-child {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.legal-body p {
    color: var(--fg-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.legal-body ul {
    list-style: disc;
    padding-left: 2rem;
    margin-bottom: 1rem;
}

.legal-body ul li {
    color: var(--fg-secondary);
    line-height: 1.8;
    margin-bottom: 0.5rem;
}

.legal-body a {
    color: var(--primary);
}

.legal-body a:hover {
    text-decoration: underline;
}

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

@media (max-width: 1024px) {
    .hero-image {
        display: none;
    }

    .hero-content {
        max-width: 100%;
        text-align: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

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

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

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

    .feature-detail-grid {
        grid-template-columns: 1fr;
    }

    .feature-detail:nth-child(even) .feature-detail-grid {
        direction: ltr;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--bg);
        flex-direction: column;
        padding: 2rem;
        gap: 0.5rem;
        transition: left var(--transition-medium);
        align-items: stretch;
        overflow-y: auto;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-link {
        padding: 1rem 0;
        font-size: 1rem;
        border-bottom: 1px solid var(--border);
    }

    .nav-link::after {
        display: none;
    }

    .nav-actions {
        flex-direction: column;
        gap: 0.5rem;
        margin-top: 1rem;
    }

    .nav-actions .btn {
        width: 100%;
    }

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

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .steps-container {
        grid-template-columns: 1fr;
    }

    .steps-container::before {
        display: none;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .pricing-grid {
        grid-template-columns: 1fr;
    }

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

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

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

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

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

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

@media (max-width: 480px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    .container {
        padding: 0 1rem;
    }

    .hero {
        padding-top: 100px;
    }

    .page-header {
        padding: 6rem 0 3rem;
    }

    .btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.875rem;
    }

    .btn-large {
        padding: 0.875rem 1.5rem;
    }
}

/* ==========================================
   ACCESSIBILITY
   ========================================== */

@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;
    }
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

.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;
}

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

.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-muted { color: var(--fg-muted); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }