/* ===================================
   Cherish Chow - Modern SaaS Design
   Inspired by GoDial.cc
=================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Typography */
    --font-main: 'Plus Jakarta Sans', 'Mitr', sans-serif;

    /* Brand Colors */
    --primary: #01b96b;
    --primary-dark: #019a59;
    --primary-light: #e6f9f1;
    --accent: #00a35e;

    /* Neutral Colors */
    --dark: #1E293B;
    --dark-light: #334155;
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --text-muted: #94A3B8;

    /* Backgrounds */
    --bg-white: #FFFFFF;
    --bg-light: #F8FAFC;
    --bg-soft: #F1F5F9;
    --bg-dark: #0F172A;

    /* Borders & Effects */
    --border: #E2E8F0;
    --border-light: #F1F5F9;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
    --shadow-xl: 0 20px 50px -12px rgba(0, 0, 0, 0.15);

    /* Spacing */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 50px;
}

/* ===================================
   Reset & Base
=================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    font-weight: 400;
    font-size: 16px;
    background: var(--bg-white);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
}

ul {
    list-style: none;
}

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

/* ===================================
   Typography
=================================== */

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    font-weight: 800;
}

h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
}

h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

p {
    color: var(--text-secondary);
    line-height: 1.7;
}

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

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary-dark);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-title {
    margin-bottom: 20px;
    text-align: center;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 60px;
    text-align: center;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius-full);
    font-family: var(--font-main);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid transparent;
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(1, 185, 107, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary-dark);
    background: var(--primary-light);
}

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

.btn-white:hover {
    background: var(--bg-light);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 12px 0;
    border-bottom-color: var(--border);
    box-shadow: var(--shadow-sm);
}

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

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

.logo-img {
    height: 50px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 8px 0;
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.2s ease;
}

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

.nav-links .btn {
    margin-left: 16px;
    padding: 12px 24px;
    font-weight: 600;
    box-shadow: 0 4px 12px -2px rgba(1, 185, 107, 0.3);
}

.nav-links .btn:hover {
    box-shadow: 0 8px 20px -4px rgba(1, 185, 107, 0.4);
}

.nav-links .btn::after {
    display: none;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

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

.hero {
    padding: 160px 0 100px;
    background: linear-gradient(180deg, var(--bg-white) 0%, var(--bg-light) 100%);
    overflow: hidden;
}

.hero-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    max-width: 560px;
}

.hero-tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary-dark);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero h1 {
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.stat {
    text-align: left;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: 4px;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
}

.hero-image {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border);
}

.hero-image img {
    width: 100%;
    display: block;
}

.hero-phone {
    position: absolute;
    bottom: -90px;
    right: -60px;
    width: 200px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--bg-white);
}

.hero-phone img {
    width: 100%;
    display: block;
}

/* ===================================
   Trusted By / Logos
=================================== */

.trusted {
    padding: 60px 0;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border);
}

.trusted p {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 32px;
}

/* ===================================
   Challenges Section
=================================== */

.challenges {
    padding: 100px 0;
    background: var(--bg-light);
}

.challenges-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.challenge-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all 0.3s ease;
}

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

.challenge-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.challenge-icon.danger {
    background: #FEF2F2;
    color: #EF4444;
}

.challenge-card h3 {
    margin-bottom: 12px;
    font-size: 1.125rem;
}

.challenge-card p {
    font-size: 0.95rem;
    line-height: 1.6;
}

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

.features {
    padding: 100px 0;
    background: var(--bg-white);
}

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

.feature-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all 0.3s ease;
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    background: var(--primary-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--primary-dark);
}

.feature-card h3 {
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 0.95rem;
}

.feature-card.featured {
    border: 2px solid var(--primary);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--bg-white) 100%);
    position: relative;
}

.feature-card.featured:hover {
    box-shadow: 0 15px 30px -5px rgba(1, 185, 107, 0.2);
}

.feature-icon.ai {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
}

.feature-badge {
    display: inline-block;
    background: var(--primary);
    color: white;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

/* ===================================
   Feature Showcase
=================================== */

.feature-showcase {
    padding: 100px 0;
    background: var(--bg-light);
}

.showcase-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    margin-bottom: 100px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.showcase-item:last-child {
    margin-bottom: 0;
}

.showcase-item.reverse {
    direction: rtl;
}

.showcase-item.reverse>* {
    direction: ltr;
}

.showcase-content {
    max-width: 480px;
}

.showcase-tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary-dark);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.showcase-content h3 {
    font-size: 1.75rem;
    margin-bottom: 16px;
}

.showcase-content p {
    margin-bottom: 24px;
}

.showcase-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.showcase-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.showcase-list .check {
    width: 24px;
    height: 24px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    flex-shrink: 0;
}

.showcase-image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border);
    max-width: 450px;
    margin: 0 auto;
}

.showcase-image img {
    width: 100%;
    display: block;
}

.showcase-tag.ai-tag {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
}

.showcase-image.ai-showcase {
    background: var(--bg-dark);
    padding: 32px;
    max-width: 420px;
}

.ai-chat-preview {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.chat-bubble {
    padding: 16px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    line-height: 1.6;
    max-width: 90%;
}

.chat-bubble.user {
    background: var(--primary);
    color: var(--dark);
    align-self: flex-end;
    border-bottom-right-radius: 6px;
}

.chat-bubble.bot {
    background: var(--dark-light);
    color: var(--bg-light);
    align-self: flex-start;
    border-bottom-left-radius: 6px;
}

.chat-bubble.bot strong {
    color: var(--primary);
}

/* ===================================
   How It Works Section
=================================== */

.how-it-works {
    padding: 100px 0;
    background: var(--bg-white);
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
    margin-bottom: 60px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    position: relative;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.step-content p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.step-number {
    font-size: 8rem;
    font-weight: 800;
    line-height: 1;
    color: var(--primary-dark);
    opacity: 1;
    position: relative;
    top: -20px;
    flex-shrink: 0;
}

.portals-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    max-width: 900px;
    margin: 0 auto;
}

.portal-card {
    background: var(--bg-white);
    border: 2px solid var(--primary-light);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.portal-card.dark {
    background: var(--bg-dark);
    border-color: var(--bg-dark);
}

.portal-card h3 {
    color: var(--primary-dark);
    margin-bottom: 24px;
    font-size: 1.25rem;
}

.portal-card.dark h3 {
    color: var(--primary);
}

.portal-card li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border);
}

.portal-card.dark li {
    color: var(--text-muted);
    border-bottom-color: var(--dark-light);
}

.portal-card li:last-child {
    border-bottom: none;
}

.portal-card li::before {
    content: "✓";
    width: 24px;
    height: 24px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
}

.portal-card.dark li::before {
    background: rgba(1, 185, 107, 0.2);
    color: var(--primary);
}

.portal-preview {
    margin-top: 24px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-md);
}

.portal-card.dark .portal-preview {
    border-color: var(--dark-light);
}

.portal-preview img {
    width: 100%;
    display: block;
}

/* ===================================
   Impact Section
=================================== */

.impact {
    padding: 100px 0;
    background: var(--bg-light);
}

.impact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.impact-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.impact-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    transition: all 0.3s ease;
}

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

.impact-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: 8px;
}

.impact-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.impact-benefits {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: 48px;
    box-shadow: var(--shadow-lg);
}

.impact-benefits h3 {
    font-size: 1.5rem;
    margin-bottom: 32px;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
}

.benefit-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.benefit-icon {
    width: 44px;
    height: 44px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    flex-shrink: 0;
}

.benefit-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.benefit-item p {
    font-size: 0.9rem;
}

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

.pricing {
    padding: 100px 0;
    background: var(--bg-white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
    align-items: stretch;
}

.pricing-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 40px 32px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border: 2px solid var(--primary);
    box-shadow: var(--shadow-xl);
    transform: scale(1.02);
}

.popular-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--dark);
    padding: 8px 24px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.price {
    margin-bottom: 32px;
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-muted);
}

.amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.period {
    color: var(--text-muted);
    font-weight: 500;
}

.pricing-features {
    text-align: left;
    margin-bottom: 32px;
    flex-grow: 1;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border-light);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features li::before {
    content: "✓";
    width: 22px;
    height: 22px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    font-size: 0.7rem;
    font-weight: 700;
    flex-shrink: 0;
}

/* ===================================
   CTA Section
=================================== */

.cta {
    padding: 100px 0;
    background: var(--bg-dark);
}

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

.cta h2 {
    color: var(--bg-white);
    margin-bottom: 16px;
}

.cta-tagline {
    color: var(--primary);
    font-size: 1.2rem;
    font-weight: 500;
    font-style: italic;
    margin-bottom: 16px;
}

.cta p {
    color: var(--text-muted);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.whatsapp-btn {
    background: #25D366;
    border-color: #25D366;
    color: white;
    font-size: 1rem;
    padding: 18px 36px;
}

.whatsapp-btn:hover {
    background: #20BD5A;
    border-color: #20BD5A;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(37, 211, 102, 0.4);
}

.whatsapp-btn svg {
    width: 24px;
    height: 24px;
}

.cta-note {
    display: block;
    margin-top: 20px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.footer {
    padding: 80px 0 40px;
    background: var(--bg-white);
    border-top: 1px solid var(--border);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

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

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand .logo-img {
    height: 50px;
}

.footer-brand p {
    font-size: 0.95rem;
    line-height: 1.7;
}

.footer-column h4 {
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--text-primary);
    font-size: 1rem;
}

.footer-column a {
    display: block;
    color: var(--text-secondary);
    padding: 10px 0;
    font-size: 0.95rem;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}

.footer-bottom p {
    font-size: 0.9rem;
}

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

@media (max-width: 1024px) {
    .hero-wrapper {
        grid-template-columns: 1fr;
        gap: 60px;
    }

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

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

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

    .hero-phone {
        display: none;
    }

    .showcase-item {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .showcase-item.reverse {
        direction: ltr;
    }

    .showcase-content {
        max-width: 100%;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-white);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-lg);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a::after {
        display: none;
    }

    .nav-links .btn {
        margin: 8px 0 0;
        width: 100%;
    }

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

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

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

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

    .hero {
        padding: 120px 0 80px;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 32px;
    }

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

    .steps {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .step {
        text-align: left;
    }

    .step-number {
        font-size: 5rem;
        top: -10px;
    }

    .impact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .impact-stats {
        grid-template-columns: 1fr 1fr;
    }

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

    .pricing-card.featured {
        transform: none;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn-lg {
        width: 100%;
    }

    .hero-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }

    .stat {
        text-align: center;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .impact-stats {
        grid-template-columns: 1fr 1fr;
    }

    .impact-card {
        padding: 20px 16px;
    }

    .impact-number {
        font-size: 1.75rem;
    }

    .amount {
        font-size: 2.25rem;
    }
}