/**
 * PackLightHub V2 - Modern Viral Design
 * Inspired by: Greg Isenberg, Alex Hormozi, Linear, Stripe
 * Colors: Purple/Blue gradients, High contrast, Modern glassmorphism
 */

/* ==================== CSS VARIABLES ==================== */
:root {
    /* Colors - Modern Purple/Blue Palette */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --accent: #8b5cf6;
    --accent-light: #a78bfa;

    /* Gradients - Viral Worthy */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-accent: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-success: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-warm: linear-gradient(135deg, #fa709a 0%, #fee140 100%);

    /* Neutrals */
    --black: #0f172a;
    --gray-900: #1e293b;
    --gray-800: #334155;
    --gray-700: #475569;
    --gray-600: #64748b;
    --gray-500: #94a3b8;
    --gray-400: #cbd5e1;
    --gray-300: #e2e8f0;
    --gray-200: #f1f5f9;
    --gray-100: #f8fafc;
    --white: #ffffff;

    /* Fonts */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;

    /* Spacing */
    --container-width: 1200px;
    --container-wide: 1400px;
    --section-padding: 120px;
    --section-padding-mobile: 60px;

    /* Effects */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
}

/* ==================== GLOBAL RESET ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    color: var(--black);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==================== TYPOGRAPHY ==================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

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

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

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

/* ==================== BUTTONS ==================== */
.btn-primary-modern {
    background: var(--gradient-primary);
    color: white;
    padding: 16px 32px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 16px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px 0 rgba(102, 102, 246, 0.39);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary-modern:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 102, 246, 0.5);
}

.btn-secondary-modern {
    background: white;
    color: var(--primary);
    padding: 16px 32px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 16px;
    border: 2px solid var(--primary);
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.btn-primary-large {
    background: var(--gradient-primary);
    color: white;
    padding: 20px 48px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 18px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px 0 rgba(102, 102, 246, 0.39);
    width: 100%;
    max-width: 500px;
}

.btn-primary-large:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 102, 246, 0.5);
}

/* ==================== HEADER ==================== */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    padding: 16px 0;
}

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

.logo-modern {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    font-size: 24px;
    font-weight: 700;
    color: var(--black);
}

.logo-emoji {
    font-size: 28px;
}

.logo-accent {
    color: var(--primary);
}

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

.nav-link-modern {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

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

.btn-chat-nav {
    background: var(--gradient-primary);
    color: white;
    padding: 10px 20px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 14px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
}

/* ==================== WELCOME MODAL ==================== */
.welcome-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.welcome-modal.hidden {
    display: none;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: white;
    border-radius: var(--radius-xl);
    padding: 48px;
    max-width: 540px;
    width: 90%;
    box-shadow: var(--shadow-2xl);
    animation: slideUp 0.4s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    font-size: 32px;
    color: var(--gray-500);
    cursor: pointer;
    transition: color 0.2s;
}

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

.modal-icon {
    font-size: 64px;
    text-align: center;
    margin-bottom: 16px;
}

.modal-title {
    font-size: 32px;
    text-align: center;
    margin-bottom: 16px;
}

.modal-text {
    text-align: center;
    color: var(--gray-700);
    font-size: 18px;
    margin-bottom: 32px;
}

.modal-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--gray-100);
    border-radius: var(--radius-md);
}

.check {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 20px;
    font-weight: 700;
}

.modal-cta {
    background: var(--gradient-primary);
    color: white;
    padding: 18px 40px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 18px;
    border: none;
    cursor: pointer;
    width: 100%;
    margin-bottom: 16px;
    transition: all 0.3s ease;
}

.modal-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 102, 246, 0.4);
}

.modal-footer {
    text-align: center;
    color: var(--gray-600);
    font-size: 14px;
}

/* ==================== HERO MODERN ==================== */
.hero-modern {
    position: relative;
    padding: 120px 0 80px;
    overflow: hidden;
    background: linear-gradient(180deg, var(--gray-100) 0%, white 100%);
}

.hero-gradient {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

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

.social-proof-badge {
    background: white;
    padding: 12px 20px;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow-md);
    margin-bottom: 32px;
}

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

.avatars img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid white;
    margin-left: -8px;
}

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

.avatar-count {
    background: var(--primary);
    color: white;
    padding: 4px 8px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
}

.badge-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-size: 12px;
    color: var(--gray-700);
}

.rating {
    font-size: 14px;
}

.hero-headline {
    font-size: 72px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}

.hero-subheadline {
    font-size: 20px;
    color: var(--gray-700);
    margin-bottom: 48px;
    line-height: 1.6;
}

.value-props {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
}

.value-prop {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.value-icon {
    font-size: 32px;
    flex-shrink: 0;
}

.value-prop h3 {
    font-size: 20px;
    margin-bottom: 4px;
}

.value-prop p {
    color: var(--gray-600);
    font-size: 16px;
}

.hero-cta-group {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
}

.trust-signals {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    font-size: 14px;
    color: var(--gray-600);
}

/* Hero Right - Visual */
.hero-visual {
    position: relative;
}

.visual-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 32px;
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--gray-200);
}

.visual-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--gray-200);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.chat-preview {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.chat-message {
    padding: 12px 16px;
    border-radius: var(--radius-md);
    max-width: 80%;
    font-size: 14px;
}

.chat-message.bot {
    background: var(--gray-100);
    align-self: flex-start;
}

.chat-message.user {
    background: var(--gradient-primary);
    color: white;
    align-self: flex-end;
}

.chat-visual-cta {
    background: var(--primary);
    color: white;
    padding: 12px 24px;
    border-radius: var(--radius-full);
    border: none;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    transition: all 0.3s ease;
}

.chat-visual-cta:hover {
    background: var(--primary-dark);
}

/* ==================== STATS BAR ==================== */
.stats-bar {
    background: var(--black);
    color: white;
    padding: 40px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
}

.stat-label {
    color: var(--gray-400);
    font-size: 14px;
}

/* ==================== HOW IT WORKS ==================== */
.how-it-works {
    padding: var(--section-padding) 0;
}

.section-header-modern {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 80px;
}

.section-tag {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
    display: block;
}

.section-title-modern {
    font-size: 56px;
    margin-bottom: 16px;
}

.section-subtitle-modern {
    font-size: 20px;
    color: var(--gray-600);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.step-card {
    position: relative;
    background: white;
    padding: 40px;
    border-radius: var(--radius-xl);
    border: 2px solid var(--gray-200);
    transition: all 0.3s ease;
}

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

.step-number {
    position: absolute;
    top: -20px;
    left: 40px;
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.step-icon {
    font-size: 48px;
    margin-bottom: 24px;
}

.step-title {
    font-size: 24px;
    margin-bottom: 12px;
}

.step-desc {
    color: var(--gray-600);
    line-height: 1.7;
}

/* ==================== TESTIMONIALS ==================== */
.testimonials {
    padding: var(--section-padding) 0;
    background: var(--gray-100);
}

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

.testimonial-card {
    background: white;
    padding: 32px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: all 0.3s ease;
    position: relative;
}

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

.testimonial-card.featured {
    border: 2px solid var(--primary);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, white 100%);
}

.featured-badge {
    position: absolute;
    top: -12px;
    right: 32px;
    background: var(--gradient-primary);
    color: white;
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
}

.testimonial-rating {
    font-size: 20px;
    margin-bottom: 16px;
}

.testimonial-text {
    color: var(--gray-700);
    line-height: 1.7;
    margin-bottom: 24px;
    font-size: 16px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

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

.author-name {
    font-weight: 600;
    color: var(--black);
}

.author-role {
    font-size: 14px;
    color: var(--gray-600);
}

/* ==================== PRODUCTS MODERN ==================== */
.products-section-modern {
    padding: var(--section-padding) 0;
}

.filters-modern {
    display: flex;
    gap: 12px;
    margin-bottom: 48px;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn-modern {
    background: white;
    border: 2px solid var(--gray-300);
    padding: 12px 24px;
    border-radius: var(--radius-full);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-btn-modern:hover {
    border-color: var(--primary);
    background: var(--gray-100);
}

.filter-btn-modern.active {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

.filter-count {
    background: rgba(255, 255, 255, 0.2);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    font-size: 12px;
}

.products-grid-modern {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 32px;
}

/* Product Card */
.product-card-modern {
    background: white;
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: all 0.3s ease;
}

.product-card-modern:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--primary);
}

.product-image-modern {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--gray-100);
}

.product-image-modern img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-category-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    color: white;
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
    text-transform: capitalize;
}

.product-content-modern {
    padding: 24px;
}

.product-name-modern {
    font-size: 20px;
    margin-bottom: 12px;
}

.product-description-modern {
    color: var(--gray-600);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
}

.product-footer-modern {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.product-price-modern {
    font-size: 28px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.product-btn-modern {
    background: var(--primary);
    color: white;
    padding: 12px 24px;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
}

.product-btn-modern:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

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

.cta-card {
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    padding: 80px 60px;
    text-align: center;
}

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

.cta-title {
    font-size: 48px;
    color: white;
    margin-bottom: 16px;
}

.cta-subtitle {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
}

.cta-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 40px;
    text-align: left;
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
    font-size: 16px;
}

.cta-check {
    background: rgba(255, 255, 255, 0.2);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cta-note {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    margin-top: 16px;
}

/* ==================== NEWSLETTER MODERN ==================== */
.newsletter-modern {
    padding: var(--section-padding) 0;
}

.newsletter-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    background: var(--gray-100);
    padding: 80px;
    border-radius: var(--radius-xl);
}

.newsletter-tag {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 16px;
}

.newsletter-title {
    font-size: 40px;
    margin-bottom: 16px;
}

.newsletter-desc {
    color: var(--gray-600);
    font-size: 18px;
    margin-bottom: 32px;
}

.newsletter-benefits {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.benefit-item {
    color: var(--gray-700);
    font-size: 16px;
}

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

.newsletter-input {
    flex: 1;
    padding: 16px 24px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-full);
    font-size: 16px;
    font-family: var(--font-primary);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--primary);
}

.newsletter-btn {
    background: var(--gradient-primary);
    color: white;
    padding: 16px 32px;
    border-radius: var(--radius-full);
    border: none;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
}

.newsletter-note {
    color: var(--gray-600);
    font-size: 14px;
}

/* ==================== FOOTER MODERN ==================== */
.footer-modern {
    background: var(--black);
    color: white;
    padding: 80px 0 40px;
}

.footer-grid-modern {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand-modern {
    max-width: 300px;
}

.logo-footer {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.footer-tagline {
    color: var(--gray-400);
    margin-bottom: 24px;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-link {
    color: var(--gray-400);
    text-decoration: none;
    transition: color 0.2s;
}

.social-link:hover {
    color: white;
}

.footer-links-modern h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 16px;
    color: white;
}

.footer-links-modern a {
    display: block;
    color: var(--gray-400);
    text-decoration: none;
    margin-bottom: 12px;
    font-size: 14px;
    transition: color 0.2s;
}

.footer-links-modern a:hover {
    color: white;
}

.footer-bottom-modern {
    padding-top: 40px;
    border-top: 1px solid var(--gray-800);
    display: flex;
    justify-content: space-between;
    color: var(--gray-500);
    font-size: 14px;
}

/* ==================== TOAST MODERN ==================== */
.toast-modern {
    position: fixed;
    bottom: 80px;
    right: 24px;
    background: var(--black);
    color: white;
    padding: 16px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    z-index: 9999;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    pointer-events: none;
}

.toast-modern.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
    .hero-headline {
        font-size: 56px;
    }

    .hero-grid,
    .newsletter-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

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

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

@media (max-width: 768px) {
    .hero-headline {
        font-size: 40px;
    }

    .section-title-modern {
        font-size: 36px;
    }

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

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

    .filters-modern {
        overflow-x: auto;
        justify-content: flex-start;
    }

    .products-grid-modern {
        grid-template-columns: 1fr;
    }

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

    .newsletter-form-modern {
        flex-direction: column;
    }

    .modal-content {
        padding: 32px 24px;
    }

    .nav-modern {
        display: none;
    }

    .mobile-menu {
        display: block;
    }
}

/* ==================== ANIMATIONS ==================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== MOBILE MENU ==================== */
.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu span {
    width: 24px;
    height: 2px;
    background: var(--black);
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .mobile-menu {
        display: flex;
    }
}