/* ========================================
   AIRTEK NETWORK - Main Stylesheet
   Version: 1.0
   ======================================== */

/* ===== CSS Variables ===== */
:root {
    /* Colors */
    --primary-blue: #1700ff;
    --primary-blue-dark: #061D3A;
    --primary-blue-light: #1A4A7A;
    --accent-lime: #7CCD2E;
    --accent-lime-dark: #5FA822;
    --accent-lime-light: #A8E060;
    --white: #FFFFFF;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --gray-900: #0F172A;

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

    /* Spacing */
    --container-max: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-2xl: 8rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(10, 46, 92, 0.08);
    --shadow-md: 0 4px 16px rgba(10, 46, 92, 0.10);
    --shadow-lg: 0 8px 32px rgba(10, 46, 92, 0.12);
    --shadow-xl: 0 16px 48px rgba(10, 46, 92, 0.15);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ===== Reset & Base ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    color: var(--gray-800);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

/* ===== Typography ===== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-blue);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: -0.03em;
}

h2 {
    font-size: clamp(2rem, 3.5vw, 2.8rem);
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    margin-bottom: var(--spacing-sm);
}

h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

p {
    color: var(--gray-600);
    max-width: 65ch;
    margin-bottom: var(--spacing-sm);
}

.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-lime);
    background: rgba(124, 205, 46, 0.10);
    padding: 0.25rem 1rem;
    border-radius: 50px;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    margin-bottom: var(--spacing-xs);
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--gray-500);
    max-width: 600px;
    margin-bottom: var(--spacing-lg);
}

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

.text-center .section-subtitle {
    margin-left: auto;
    margin-right: auto;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 1rem;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: center;
    min-height: 52px;
}

.btn-primary {
    background: var(--primary-blue);
    color: var(--white);
    /*box-shadow: 0 4px 16px rgba(10, 46, 92, 0.25);*/
}

.btn-primary:hover {
    background: var(--primary-blue-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(10, 46, 92, 0.30);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-accent {
    background: var(--accent-lime);
    color: var(--primary-blue);
    box-shadow: 0 4px 16px rgba(124, 205, 46, 0.30);
}

.btn-accent:hover {
    background: var(--accent-lime-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(124, 205, 46, 0.35);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-white {
    background: var(--white);
    color: var(--primary-blue);
    box-shadow: var(--shadow-md);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-lg {
    padding: 1rem 3rem;
    font-size: 1.1rem;
    min-height: 60px;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(10, 46, 92, 0.06);
    transition: all var(--transition-normal);
    height: 72px;
}

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

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary-blue);
    flex-shrink: 0;
}

.nav-logo img {
    height: 40px;
    width: auto;
}

.nav-logo span {
    font-weight: 300;
    font-size: 0.7rem;
    color: var(--gray-500);
    display: block;
    margin-top: -2px;
}

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

.nav-links a {
    padding: 0.5rem 1rem;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--gray-600);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-blue);
    background: rgba(10, 46, 92, 0.05);
}

.nav-links a.active {
    color: var(--primary-blue);
    font-weight: 600;
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--accent-lime);
    border-radius: 2px;
}

.nav-links .btn {
    margin-left: 0.5rem;
    padding: 0.6rem 1.5rem;
    font-size: 0.85rem;
    min-height: 44px;
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: var(--primary-blue);
    border-radius: 2px;
    transition: all var(--transition-fast);
    transform-origin: center;
}

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

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ===== Hero Section ===== */
.hero {
    padding: calc(72px + var(--spacing-xl)) 0 var(--spacing-xl);
    background: url('../assets/images/hero-bg.png') center/cover no-repeat;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    margin-bottom: var(--spacing-sm);
}

.hero-content h1 .highlight {
    color: var(--accent-lime);
    position: relative;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--gray-500);
    margin-bottom: var(--spacing-md);
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

.hero-trust {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-top: var(--spacing-sm);
}

.hero-trust li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-700);
}

.hero-trust li svg {
    color: var(--accent-lime);
    flex-shrink: 0;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image img,
.hero-image svg {
    max-width: 100%;
    height: auto;
}

.hero-image .illustration {
    width: 100%;
    max-width: 500px;
}

/* Hero Decorative Elements */
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(124, 205, 46, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(10, 46, 92, 0.04) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
}

/* ===== Sections ===== */
section {
    padding: var(--spacing-2xl) 0;
}

section.bg-light {
    background: var(--gray-50);
}

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

/* ===== Feature Cards ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.feature-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    text-align: center;
    border: 1px solid rgba(10, 46, 92, 0.04);
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(124, 205, 46, 0.15);
}

.feature-card .icon {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(10, 46, 92, 0.06);
    border-radius: var(--radius-sm);
    color: var(--primary-blue);
    transition: all var(--transition-normal);
}

.feature-card:hover .icon {
    background: var(--accent-lime);
    color: var(--white);
    transform: scale(1.05);
}

.feature-card .icon svg {
    width: 28px;
    height: 28px;
}

.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.feature-card p {
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* ===== Plan Cards ===== */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    align-items: stretch;
}

.plan-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(10, 46, 92, 0.06);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    position: relative;
}

.plan-card:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

.plan-card.popular {
    border-color: var(--accent-lime);
    box-shadow: 0 4px 24px rgba(124, 205, 46, 0.15);
    transform: scale(1.02);
}

.plan-card.popular:hover {
    transform: scale(1.04);
}

.plan-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-lime);
    color: var(--primary-blue);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.25rem 1.25rem;
    border-radius: 50px;
}

.plan-card .plan-speed {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.plan-card .plan-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 0.25rem;
}

.plan-card .plan-price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--gray-400);
}

.plan-card .plan-features {
    margin: var(--spacing-sm) 0 var(--spacing-md);
    flex-grow: 1;
}

.plan-card .plan-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0;
    font-size: 0.9rem;
    color: var(--gray-600);
    border-bottom: 1px solid rgba(10, 46, 92, 0.04);
}

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

.plan-card .plan-features li svg {
    color: var(--accent-lime);
    flex-shrink: 0;
    width: 18px;
    height: 18px;
}

.plan-card .btn {
    width: 100%;
    justify-content: center;
}

/* ===== Coverage Section ===== */
.coverage-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.coverage-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.coverage-visual svg {
    max-width: 100%;
    height: auto;
}

.coverage-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
}

.coverage-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0;
    font-weight: 500;
    color: var(--gray-700);
}

.coverage-list li svg {
    color: var(--accent-lime);
    flex-shrink: 0;
}

/* ===== Timeline ===== */
.timeline {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-md);
    position: relative;
    margin-top: var(--spacing-lg);
}

.timeline::before {
    content: '';
    position: absolute;
    top: 36px;
    left: 10%;
    right: 10%;
    height: 3px;
    background: var(--gray-200);
    z-index: 0;
}

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

.timeline-step .step-number {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border: 3px solid var(--gray-200);
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--gray-400);
    transition: all var(--transition-normal);
}

.timeline-step.active .step-number {
    border-color: var(--accent-lime);
    background: var(--accent-lime);
    color: var(--primary-blue);
}

.timeline-step .step-label {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--gray-700);
    margin-bottom: 0.25rem;
}

.timeline-step .step-desc {
    font-size: 0.8rem;
    color: var(--gray-400);
    margin-bottom: 0;
}

/* ===== Testimonials ===== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.testimonial-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(10, 46, 92, 0.04);
    transition: all var(--transition-normal);
}

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

.testimonial-card .profile {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.testimonial-card .profile-img {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--gray-500);
    flex-shrink: 0;
}

.testimonial-card .profile-info h4 {
    font-size: 0.95rem;
    margin-bottom: 0;
}

.testimonial-card .profile-info p {
    font-size: 0.8rem;
    color: var(--gray-400);
    margin-bottom: 0;
}

.testimonial-card .stars {
    color: #F59E0B;
    font-size: 0.9rem;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

.testimonial-card blockquote {
    font-size: 0.95rem;
    color: var(--gray-600);
    font-style: italic;
    line-height: 1.6;
}

/* ===== CTA Banner ===== */
.cta-banner {
    background: var(--primary-blue);
    padding: var(--spacing-xl) 0;
    text-align: center;
    border-radius: var(--radius-lg);
    margin: 0 var(--spacing-md);
}

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

.cta-banner p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0 auto var(--spacing-md);
    max-width: 500px;
}

.cta-banner .btn {
    background: var(--accent-lime);
    color: var(--primary-blue);
    box-shadow: 0 4px 24px rgba(124, 205, 46, 0.35);
}

.cta-banner .btn:hover {
    background: var(--accent-lime-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(124, 205, 46, 0.40);
}

/* ===== Footer ===== */
footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

footer .brand h3 {
    color: var(--white);
    margin-bottom: 0.25rem;
}

footer .brand p {
    color: var(--gray-400);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

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

footer .brand .social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    color: var(--gray-400);
    transition: all var(--transition-fast);
}

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

footer h4 {
    color: var(--white);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

footer ul li {
    margin-bottom: 0.5rem;
}

footer ul li a {
    font-size: 0.9rem;
    color: var(--gray-400);
    transition: all var(--transition-fast);
}

footer ul li a:hover {
    color: var(--accent-lime);
}

footer .bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: var(--spacing-md);
    text-align: center;
    font-size: 0.85rem;
    color: var(--gray-500);
}

/* ===== Page Hero (inner pages) ===== */
.page-hero {
    padding: calc(72px + var(--spacing-xl)) 0 var(--spacing-xl);
    background: var(--gray-50);
    text-align: center;
    border-bottom: 1px solid var(--gray-200);
}

.page-hero h1 {
    margin-bottom: var(--spacing-xs);
}

.page-hero p {
    margin: 0 auto;
    max-width: 600px;
}

/* ===== Contact Page ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.contact-info-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(10, 46, 92, 0.04);
}

.contact-info-card .item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--gray-100);
}

.contact-info-card .item:last-child {
    border-bottom: none;
}

.contact-info-card .item .icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(10, 46, 92, 0.06);
    border-radius: var(--radius-sm);
    color: var(--primary-blue);
}

.contact-info-card .item .icon svg {
    width: 20px;
    height: 20px;
}

.contact-info-card .item h4 {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 0;
}

.contact-info-card .item p {
    font-size: 1rem;
    color: var(--gray-800);
    margin-bottom: 0;
}

.contact-facebook {
    background: var(--primary-blue);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    color: var(--white);
}

.contact-facebook h3 {
    color: var(--white);
    margin-bottom: 0.25rem;
}

.contact-facebook p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-sm);
}

.contact-facebook .btn {
    background: #1877F2;
    color: var(--white);
    box-shadow: 0 4px 16px rgba(24, 119, 242, 0.30);
}

.contact-facebook .btn:hover {
    background: #166FE0;
    transform: translateY(-2px);
}

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

/* Tablet */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .plans-grid .plan-card:last-child {
        grid-column: span 2;
        max-width: 400px;
        margin: 0 auto;
        width: 100%;
    }

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

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

    .coverage-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .coverage-visual {
        order: -1;
    }

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

    .timeline {
        grid-template-columns: repeat(3, 1fr);
    }

    .timeline::before {
        display: none;
    }

    .timeline-step:nth-child(4),
    .timeline-step:nth-child(5) {
        grid-column: span 1;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --spacing-xl: 4rem;
        --spacing-2xl: 5rem;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-xl) var(--spacing-md);
        box-shadow: var(--shadow-xl);
        transition: all var(--transition-normal);
        gap: 0.25rem;
        align-items: stretch;
        overflow-y: auto;
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links a {
        padding: 0.75rem 1rem;
        font-size: 1rem;
    }

    .nav-links .btn {
        margin: var(--spacing-sm) 0 0;
        width: 100%;
        justify-content: center;
    }

    .nav-toggle {
        display: flex;
    }

    /* Mobile overlay */
    .nav-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.4);
        z-index: 999;
    }

    .nav-overlay.active {
        display: block;
    }

    .hero {
        background: url('../assets/images/hero-bg.png') center/cover no-repeat;
        min-height: auto;
        padding: calc(72px + var(--spacing-lg)) 0 var(--spacing-lg);
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }

    .hero-content p {
        margin-left: auto;
        margin-right: auto;
    }

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

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

    .hero-image .illustration {
        max-width: 300px;
    }

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

    .plans-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .plans-grid .plan-card:last-child {
        grid-column: span 1;
        max-width: 100%;
    }

    .plan-card.popular {
        transform: scale(1);
    }

    .plan-card.popular:hover {
        transform: scale(1.02);
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .coverage-list {
        grid-template-columns: 1fr 1fr;
    }

    .timeline {
        grid-template-columns: 1fr;
        max-width: 300px;
        margin-left: auto;
        margin-right: auto;
        gap: var(--spacing-sm);
    }

    .timeline-step {
        display: flex;
        align-items: center;
        gap: var(--spacing-sm);
        text-align: left;
    }

    .timeline-step .step-number {
        margin: 0;
        flex-shrink: 0;
        width: 40px;
        height: 40px;
        font-size: 0.8rem;
    }

    .timeline-step .step-label {
        font-size: 0.8rem;
    }

    .timeline-step .step-desc {
        display: none;
    }

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

    .cta-banner {
        margin: 0 var(--spacing-sm);
        padding: var(--spacing-lg) var(--spacing-sm);
        border-radius: var(--radius-md);
    }

    .cta-banner h2 {
        font-size: 1.5rem;
    }

    .btn-lg {
        padding: 0.75rem 2rem;
        font-size: 1rem;
        min-height: 52px;
    }

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

/* Small Mobile */
@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
        max-width: 320px;
        margin: 0 auto;
    }

    .coverage-list {
        grid-template-columns: 1fr;
    }

    .hero-trust {
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        width: 100%;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }

    .contact-info-card .item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .nav-logo span {
        display: none;
    }

    .plan-card .plan-price {
        font-size: 2rem;
    }
}

/* ===== Utility ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in-delay-1 {
    transition-delay: 0.1s;
}
.fade-in-delay-2 {
    transition-delay: 0.2s;
}
.fade-in-delay-3 {
    transition-delay: 0.3s;
}
.fade-in-delay-4 {
    transition-delay: 0.4s;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* Focus states for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 3px solid var(--accent-lime);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: var(--accent-lime);
    color: var(--primary-blue);
}