/* ==========================================================================
   Retentis - Landing Page Styles
   Design: Chaleureux et accessible (style Basecamp/Hey)
   ========================================================================== */

/* CSS Variables */
:root {
    /* Couleurs chaudes */
    --color-primary: #E07A2F;
    --color-primary-dark: #C66A24;
    --color-primary-light: #F5A962;

    --color-secondary: #5F7A4A;
    --color-secondary-dark: #4A6139;
    --color-secondary-light: #8BA872;

    --color-accent: #F2C94C;
    --color-accent-light: #FCE588;

    /* Neutres chauds */
    --color-bg: #FFFBF5;
    --color-bg-alt: #FFF7ED;
    --color-bg-dark: #F5EDE3;

    --color-text: #3D3429;
    --color-text-light: #6B5D4D;
    --color-text-muted: #9A8B7A;

    --color-white: #FFFFFF;
    --color-black: #1A1612;

    /* Bordures et ombres */
    --color-border: #E8DFD3;
    --shadow-sm: 0 1px 2px rgba(61, 52, 41, 0.05);
    --shadow-md: 0 4px 12px rgba(61, 52, 41, 0.08);
    --shadow-lg: 0 12px 32px rgba(61, 52, 41, 0.12);
    --shadow-xl: 0 24px 48px rgba(61, 52, 41, 0.16);

    /* Typographie */
    --font-serif: 'Fraunces', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Espacements */
    --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: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

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

/* ==========================================================================
   Base Styles
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    margin: 0;
    color: var(--color-text);
}

h1 { font-size: clamp(2.5rem, 5vw, 3.75rem); }
h2 { font-size: clamp(2rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p {
    margin: 0;
}

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

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

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

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

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Section Header */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--spacing-3xl);
}

.section-header p {
    margin-top: var(--spacing-md);
    font-size: 1.125rem;
    color: var(--color-text-light);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn-primary {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--color-primary);
    color: var(--color-white);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md), 0 2px 0 var(--color-primary-dark);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg), 0 3px 0 var(--color-primary-dark);
}

.btn-primary:active {
    transform: translateY(1px);
    box-shadow: var(--shadow-sm), 0 1px 0 var(--color-primary-dark);
}

.btn-primary .btn-note {
    font-size: 0.75rem;
    font-weight: 400;
    opacity: 0.9;
    margin-top: 2px;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--color-white);
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
    border: 2px solid var(--color-border);
    transition: all var(--transition-base);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-secondary.btn-danger {
    color: #dc3545;
    border-color: #dc3545;
}

.btn-secondary.btn-danger:hover {
    background: #dc3545;
    color: white;
    border-color: #dc3545;
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text-light);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: color var(--transition-base);
}

.btn-ghost:hover {
    color: var(--color-primary);
}

.btn-ghost .play-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.btn-large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1.125rem;
}

.btn-full {
    width: 100%;
}

/* ==========================================================================
   Navigation
   ========================================================================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 251, 245, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
}

.logo-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-links a {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    transition: color var(--transition-base);
}

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

.nav-cta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
}

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

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
    padding: calc(80px + var(--spacing-4xl)) 0 var(--spacing-4xl);
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-accent-light);
    color: var(--color-text);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-xl);
}

.hero h1 {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.hero h1 .highlight {
    color: var(--color-primary);
}

.hero-subtitle {
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl);
    font-size: 1.25rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-2xl);
}

.hero-proof {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

.avatars {
    display: flex;
}

.avatars img {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    border: 2px solid var(--color-bg);
    margin-left: -10px;
}

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

.hero-proof p {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

/* Hero Visual */
.hero-visual {
    max-width: 1000px;
    margin: var(--spacing-3xl) auto 0;
    padding: 0 var(--spacing-lg);
}

.browser-mockup {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.browser-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg-dark);
    border-bottom: 1px solid var(--color-border);
}

.browser-dots {
    display: flex;
    gap: 6px;
}

.browser-dots span {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    background: var(--color-border);
}

.browser-dots span:first-child { background: #FF6B6B; }
.browser-dots span:nth-child(2) { background: #FFD93D; }
.browser-dots span:last-child { background: #6BCB77; }

.browser-url {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

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

.app-sidebar {
    width: 200px;
    padding: var(--spacing-lg);
    background: var(--color-bg-alt);
    border-right: 1px solid var(--color-border);
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xs);
    transition: all var(--transition-base);
}

.sidebar-item svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.sidebar-item.active,
.sidebar-item:hover {
    background: var(--color-white);
    color: var(--color-text);
}

.app-main {
    flex: 1;
    padding: var(--spacing-lg);
}

.app-header-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.app-header-bar h3 {
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
}

.date-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg-dark);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.note-card {
    padding: var(--spacing-md);
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    text-align: left;
}

.note-card.reformulated {
    background: linear-gradient(135deg, #FFF9E6 0%, #FFFBF0 100%);
    border: 1px solid var(--color-accent);
}

.note-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-sm);
}

.magic-icon {
    width: 16px;
    height: 16px;
}

.note-raw {
    font-style: italic;
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

.note-clean {
    color: var(--color-text);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.action-preview {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-secondary);
    color: var(--color-white);
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    font-weight: 500;
}

.action-preview svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* ==========================================================================
   Anti-features Section
   ========================================================================== */

.anti-features {
    padding: var(--spacing-4xl) 0;
    background: var(--color-bg-dark);
}

.anti-features h2 {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.strikethrough {
    text-decoration: line-through;
    text-decoration-color: var(--color-primary);
    text-decoration-thickness: 3px;
}

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

.anti-card {
    padding: var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.anti-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin: 0 auto var(--spacing-md);
    background: var(--color-bg-alt);
    border-radius: var(--radius-full);
}

.anti-icon svg {
    width: 32px;
    height: 32px;
}

.anti-card h3 {
    margin-bottom: var(--spacing-sm);
}

.anti-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

/* ==========================================================================
   Features Section
   ========================================================================== */

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

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

.feature-card {
    padding: var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary-light);
}

.feature-card.feature-main {
    grid-column: span 2;
    background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-white) 100%);
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin-bottom: var(--spacing-md);
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
}

.feature-icon svg {
    width: 32px;
    height: 32px;
}

.feature-card h3 {
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

.feature-demo {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.demo-input,
.demo-output {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
}

.demo-input {
    background: var(--color-bg-alt);
}

.demo-output {
    background: linear-gradient(135deg, #FFF9E6 0%, #FFFBF0 100%);
    border: 1px solid var(--color-accent);
}

.demo-input .label,
.demo-output .label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: block;
    margin-bottom: var(--spacing-sm);
}

.demo-input p {
    font-style: italic;
    color: var(--color-text-light);
}

.demo-output p {
    color: var(--color-text);
    line-height: 1.6;
}

.demo-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) 0;
}

.demo-arrow svg {
    width: 24px;
    height: 24px;
}

/* ==========================================================================
   How it Works
   ========================================================================== */

.how-it-works {
    padding: var(--spacing-4xl) 0;
    background: var(--color-bg-alt);
}

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

.step {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: var(--spacing-xl);
    align-items: center;
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--color-border);
}

.step:last-child {
    border-bottom: none;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: var(--color-white);
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: var(--radius-full);
}

.step-content h3 {
    margin-bottom: var(--spacing-sm);
}

.step-content p {
    color: var(--color-text-light);
}

.step-visual {
    min-width: 200px;
}

.team-cards {
    display: flex;
    gap: var(--spacing-sm);
}

.mini-card {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    border: 1px solid var(--color-border);
}

.mini-card.add-card {
    border-style: dashed;
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: transparent;
}

.note-example {
    padding: var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--color-text-light);
    font-style: italic;
    border: 1px solid var(--color-border);
}

.note-example .cursor {
    color: var(--color-primary);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.magic-result {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #FFF9E6 0%, #FFFBF0 100%);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
    border: 1px solid var(--color-accent);
}

.magic-result svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.magic-result .checkmark-icon {
    margin-left: auto;
}

/* ==========================================================================
   Testimonials
   ========================================================================== */

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

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

.testimonial-card {
    padding: var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.quote-icon {
    margin-bottom: var(--spacing-md);
}

.quote-icon svg {
    width: 32px;
    height: 32px;
    opacity: 0.6;
}

.testimonial-content {
    margin-bottom: var(--spacing-lg);
}

.testimonial-content p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    font-style: italic;
}

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

.testimonial-author img {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
}

.testimonial-author strong {
    display: block;
    font-size: 0.9375rem;
}

.testimonial-author span {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* ==========================================================================
   Pricing
   ========================================================================== */

.pricing {
    padding: var(--spacing-4xl) 0;
    background: var(--color-bg-dark);
}

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

.pricing-cards.pricing-cards-two {
    grid-template-columns: repeat(2, 1fr);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-card {
    padding: var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-border);
    position: relative;
}

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

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.pricing-header {
    margin-bottom: var(--spacing-lg);
}

.pricing-header h3 {
    margin-bottom: var(--spacing-xs);
}

.pricing-header p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.pricing-price {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.pricing-price .price {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text);
}

.pricing-price .period {
    font-size: 1rem;
    color: var(--color-text-muted);
}

.pricing-features {
    margin-bottom: var(--spacing-xl);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    font-size: 0.9375rem;
    color: var(--color-text-light);
}

.pricing-features li svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.pricing-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    text-align: center;
}

.pricing-note svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.pricing-note p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
}

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

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

.faq-list {
    max-width: 700px;
    margin: 0 auto;
}

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

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--spacing-lg) 0;
    font-size: 1.0625rem;
    font-weight: 500;
    text-align: left;
    color: var(--color-text);
    transition: color var(--transition-base);
}

.faq-question:hover {
    color: var(--color-primary);
}

.faq-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    color: var(--color-primary);
    transition: transform var(--transition-base);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

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

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding-bottom: var(--spacing-lg);
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ==========================================================================
   CTA Final
   ========================================================================== */

.cta-final {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.cta-content > p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

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

.cta-content .btn-primary:hover {
    background: var(--color-bg);
    transform: translateY(-2px);
}

.cta-content .btn-primary .btn-note {
    color: var(--color-primary-dark);
}

.cta-subtext {
    margin-top: var(--spacing-lg);
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
    background: var(--color-black);
    color: var(--color-white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
    max-width: 280px;
}

.footer-links h4 {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: var(--spacing-md);
}

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

.footer-links a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-base);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-xl);
}

.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-size: 0.875rem;
    transition: all var(--transition-base);
}

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

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: 1fr;
    }

    .feature-card.feature-main {
        grid-column: span 1;
    }

    .pricing-cards {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }

    .pricing-cards.pricing-cards-two {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-xl);
    }

    .footer-brand {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .nav-links,
    .nav-cta {
        display: none;
    }

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

    .hero h1 br {
        display: none;
    }

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

    .hero-proof {
        flex-direction: column;
        text-align: center;
    }

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

    .app-sidebar {
        width: 100%;
        display: flex;
        overflow-x: auto;
        padding: var(--spacing-sm);
        gap: var(--spacing-sm);
    }

    .sidebar-item {
        white-space: nowrap;
        margin-bottom: 0;
    }

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

    .step {
        grid-template-columns: auto 1fr;
        gap: var(--spacing-md);
    }

    .step-visual {
        grid-column: span 2;
        margin-top: var(--spacing-md);
    }

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

    .footer-brand {
        grid-column: span 1;
    }

    .footer-brand p {
        max-width: none;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

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

    .btn-large {
        padding: var(--spacing-md) var(--spacing-xl);
        font-size: 1rem;
    }

    .team-cards {
        flex-wrap: wrap;
    }
}