/* ============================================
   MOBIL BOZUMCU - Design System & Styles
   Navy Blue & White Premium Theme
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
    /* Primary Colors - Navy Blue Palette */
    --navy-900: #0a1628;
    --navy-800: #0d1f3c;
    --navy-700: #112a4e;
    --navy-600: #163560;
    --navy-500: #1a4075;
    --navy-400: #2a5a9e;
    --navy-300: #4a7ec4;
    --navy-200: #7ba4d8;
    --navy-100: #b8cfe8;
    --navy-50: #e8f0f8;

    /* Accent Colors */
    --accent-blue: #3b82f6;
    --accent-blue-light: #60a5fa;
    --accent-green: #10b981;
    --accent-gold: #f59e0b;

    /* Neutral */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #718096;
    --gray-500: #4a5568;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;

    /* Card Gradient Colors */
    --card-red: linear-gradient(135deg, #ef4444, #dc2626);
    --card-blue: linear-gradient(135deg, #3b82f6, #2563eb);
    --card-purple: linear-gradient(135deg, #8b5cf6, #7c3aed);
    --card-green: linear-gradient(135deg, #10b981, #059669);
    --card-gradient: linear-gradient(135deg, #f59e0b, #ef4444);

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

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-card: 0 4px 24px rgba(10, 22, 40, 0.12);
    --shadow-card-hover: 0 8px 40px rgba(10, 22, 40, 0.2);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.3);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

    /* Spacing */
    --container-max: 1200px;
    --section-padding: 100px;
    --header-height: 72px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-full);
    font-family: var(--font-family);
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    border: none;
    transition: all var(--transition-smooth);
    white-space: nowrap;
}

.btn-primary {
    background: #25D366;
    color: var(--white);
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

.btn-primary:hover {
    background: #20bd5a;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--navy-700);
    border: 2px solid var(--navy-200);
}

.btn-outline:hover {
    background: var(--navy-50);
    border-color: var(--navy-400);
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 36px;
    font-size: 16px;
}

/* ---------- Header ---------- */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(10, 22, 40, 0.06);
    transition: all var(--transition-normal);
}

header.scrolled {
    background: var(--navy-900);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border-bottom-color: transparent;
}

header.scrolled .logo a {
    color: var(--white);
}

header.scrolled .logo span {
    color: var(--accent-blue-light);
}

header.scrolled .nav-menu a {
    color: var(--navy-200);
}

header.scrolled .nav-menu a:hover {
    color: var(--white);
    background: rgba(255, 255, 255, 0.08);
}

header.scrolled .mobile-toggle span {
    background: var(--white);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.logo a {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 700;
    color: var(--navy-800);
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-menu ul {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-menu a {
    display: block;
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-600);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-menu a:hover {
    color: var(--navy-800);
    background: var(--navy-50);
}

.header-btn .btn {
    padding: 10px 22px;
    font-size: 14px;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--navy-800);
    border-radius: 2px;
    transition: all var(--transition-normal);
}

.mobile-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

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

.mobile-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Hero Section ---------- */
.hero {
    padding: calc(var(--header-height) + 60px) 0 var(--section-padding);
    background: linear-gradient(180deg, var(--navy-50) 0%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(10, 22, 40, 0.04) 0%, transparent 50%);
    pointer-events: none;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(59, 130, 246, 0.08);
    color: var(--accent-blue);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 20px;
    border: 1px solid rgba(59, 130, 246, 0.15);
}

.hero h1 {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.15;
    color: var(--navy-900);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero h1 span {
    color: var(--accent-blue);
    position: relative;
}

.hero h1 span::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 2px;
    width: 100%;
    height: 8px;
    background: rgba(59, 130, 246, 0.15);
    border-radius: 4px;
    z-index: -1;
}

.hero-content p {
    font-size: 17px;
    line-height: 1.7;
    color: var(--gray-600);
    margin-bottom: 32px;
    max-width: 520px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-trust {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-600);
}

.trust-item svg {
    color: var(--accent-green);
    flex-shrink: 0;
}

/* Hero Image */
.hero-image-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    border-radius: var(--radius-xl);
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, var(--navy-100), var(--navy-50));
    box-shadow: var(--shadow-xl);
}

.hero-image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-image-placeholder .placeholder-content {
    display: none;
    position: absolute;
    inset: 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: var(--navy-300);
    text-align: center;
    font-size: 14px;
    font-weight: 500;
}

.hero-image-placeholder.show-placeholder .placeholder-content {
    display: flex;
}

/* ---------- Section Title ---------- */
.section-title {
    text-align: center;
    margin-bottom: 56px;
}

.section-label {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(59, 130, 246, 0.08);
    color: var(--accent-blue);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 16px;
    letter-spacing: 0.02em;
    border: 1px solid rgba(59, 130, 246, 0.12);
}

.section-title h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--navy-900);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-title p {
    font-size: 17px;
    color: var(--gray-500);
    max-width: 560px;
    margin: 0 auto;
}

/* ---------- Payment Cards (Mobil Ödeme) ---------- */
.services {
    padding: var(--section-padding) 0;
    background: var(--navy-900);
    position: relative;
}

.services .section-title h2 {
    color: var(--white);
}

.services .section-title p {
    color: var(--navy-200);
}

.services .section-label {
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.25);
}

.payment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    max-width: 1100px;
    margin: 0 auto;
}

.payment-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 20px;
    background: var(--navy-800);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    min-height: 200px;
}

.payment-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.05);
    opacity: 0;
    transition: opacity 0.6s ease;
}

.payment-card:hover::before {
    opacity: 1;
}

.payment-card:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.payment-card__icon {
    width: 80px;
    height: 80px;
    background: var(--white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.payment-card:hover .payment-card__icon {
    box-shadow: 0 12px 32px rgba(59, 130, 246, 0.25);
    transform: translateY(-2px);
}

.payment-card__icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--radius-md);
}

.payment-card__icon img[src*="vodafone"] {
    transform: scale(1.1);
}

.placeholder-x {
    font-size: 32px;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 300;
}

.payment-card__title {
    font-size: 18px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0;
}

/* ---------- Meal Cards (Yemek Kartları) ---------- */
.meal-cards {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

.meal-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}

.meal-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 32px 24px;
    text-align: center;
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.meal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--navy-600), var(--accent-blue));
    opacity: 0;
    transition: opacity 0.6s ease;
}

.meal-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
    border-color: transparent;
}

.meal-card:hover::before {
    opacity: 1;
}

.meal-card__icon {
    width: 84px;
    height: 84px;
    background: var(--navy-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.meal-card:hover .meal-card__icon {
    background: rgba(59, 130, 246, 0.08);
}

.meal-card__icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 4px;
    transform: scale(1.1);
}

.meal-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--navy-800);
    margin-bottom: 8px;
}

.meal-card p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 16px;
    flex-grow: 1;
}

.meal-card__action {
    display: inline-block;
    padding: 8px 20px;
    color: var(--accent-blue);
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--radius-full);
    background: rgba(59, 130, 246, 0.06);
    transition: all 0.5s ease;
}

.meal-card:hover .meal-card__action {
    background: var(--accent-blue);
    color: var(--white);
}

/* ---------- Features (Neden Biz) ---------- */
.features {
    padding: var(--section-padding) 0;
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-item {
    text-align: center;
    padding: 40px 24px;
    border-radius: var(--radius-xl);
    background: var(--white);
    border: 1px solid var(--gray-200);
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--navy-50), rgba(59, 130, 246, 0.08));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--navy-600);
    transition: all var(--transition-normal);
}

.feature-item:hover .feature-icon {
    background: linear-gradient(135deg, var(--navy-700), var(--accent-blue));
    color: var(--white);
}

.feature-item h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--navy-800);
    margin-bottom: 12px;
}

.feature-item p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* ---------- How It Works ---------- */
.how-it-works {
    padding: var(--section-padding) 0;
    background: var(--navy-900);
}

.how-it-works .section-title h2 {
    color: var(--white);
}

.how-it-works .section-title p {
    color: var(--navy-200);
}

.how-it-works .section-label {
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.25);
}

.steps-grid {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    max-width: 900px;
    margin: 0 auto 48px;
}

.step-item {
    flex: 1;
    text-align: center;
    padding: 32px 24px;
    position: relative;
}

.step-number {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--accent-blue), var(--navy-400));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 800;
    color: var(--white);
    margin: 0 auto 20px;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.35);
}

.step-item h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
}

.step-item p {
    font-size: 14px;
    color: var(--navy-200);
    line-height: 1.7;
}

.step-connector {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-blue), var(--navy-400));
    margin-top: 58px;
    flex-shrink: 0;
    border-radius: 2px;
    opacity: 0.5;
}

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

/* ---------- FAQ Section ---------- */
.faq {
    padding: var(--section-padding) 0;
    background: var(--gray-50);
}

.faq-list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.faq-item:hover {
    border-color: var(--navy-200);
}

.faq-item.active {
    border-color: var(--accent-blue);
    box-shadow: 0 2px 12px rgba(59, 130, 246, 0.1);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 20px 24px;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-family);
    font-size: 16px;
    font-weight: 600;
    color: var(--navy-800);
    text-align: left;
    gap: 16px;
}

.faq-chevron {
    flex-shrink: 0;
    transition: transform var(--transition-normal);
    color: var(--gray-400);
}

.faq-item.active .faq-chevron {
    transform: rotate(180deg);
    color: var(--accent-blue);
}

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

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 24px 20px;
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ---------- Footer ---------- */
footer {
    background: var(--navy-900);
    color: var(--navy-200);
}

.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    padding: 64px 24px 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    font-size: 20px;
    color: var(--white);
}

.footer-logo .logo-icon {
    width: 36px;
    height: 36px;
}

.footer-info p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--navy-300);
    max-width: 280px;
}

.footer-links h4,
.footer-cards h4,
.footer-contact h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-links ul,
.footer-cards ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 14px;
    color: var(--navy-300);
    transition: color var(--transition-fast);
}

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

.footer-cards li {
    font-size: 14px;
    color: var(--navy-300);
}

.footer-contact p {
    font-size: 14px;
    color: var(--navy-300);
    margin-bottom: 16px;
}

.footer-contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: #25d366;
    color: var(--white);
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 600;
    transition: all var(--transition-normal);
}

.footer-contact-btn:hover {
    background: #20bd5a;
    color: var(--white);
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 20px 0;
}

.footer-bottom p {
    text-align: center;
    font-size: 13px;
    color: var(--navy-400);
}

/* ---------- Floating WhatsApp ---------- */
.floating-whatsapp {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all var(--transition-smooth);
    animation: whatsapp-pulse 2s infinite;
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 28px rgba(37, 211, 102, 0.5);
}

.whatsapp-tooltip {
    position: absolute;
    right: 72px;
    background: var(--navy-800);
    color: var(--white);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    transform: translateX(8px);
    transition: all var(--transition-normal);
    pointer-events: none;
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border-left: 6px solid var(--navy-800);
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
}

.floating-whatsapp:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateX(0);
}

@keyframes whatsapp-pulse {
    0% {
        box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    }

    50% {
        box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4), 0 0 0 12px rgba(37, 211, 102, 0.1);
    }

    100% {
        box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4), 0 0 0 24px rgba(37, 211, 102, 0);
    }
}

/* ---------- Fade-in Animations ---------- */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ---------- Responsive Design ---------- */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .hero h1 {
        font-size: 40px;
    }

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

    .footer-container {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 64px;
        --header-height: 64px;
    }

    /* Header Mobile */
    .nav-menu {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        pointer-events: none;
        transform: translateY(-20px);
        transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        z-index: 999;
    }

    .nav-menu.active {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .nav-menu ul {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .nav-menu a {
        font-size: 20px;
        padding: 12px 32px;
        color: var(--navy-800) !important;
    }

    .nav-menu a:hover {
        background: var(--navy-50) !important;
        color: var(--accent-blue) !important;
    }

    .header-btn {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .mobile-toggle.active span {
        background: var(--navy-900) !important;
    }

    /* Hero Mobile */
    .hero {
        padding: calc(var(--header-height) + 40px) 0 64px;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero-content p {
        font-size: 15px;
        max-width: 100%;
    }

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

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

    .hero-image {
        order: -1;
    }

    /* Section Title Mobile */
    .section-title h2 {
        font-size: 28px;
    }

    /* Payment Grid Mobile */
    .payment-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .payment-card {
        min-height: 180px;
        padding: 24px 16px;
    }

    .payment-card__icon {
        width: 64px;
        height: 64px;
    }

    /* Meal Cards Mobile */
    .meal-cards-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .meal-card {
        padding: 24px 16px;
    }

    /* Features Mobile */
    .features-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .feature-item {
        padding: 28px 16px;
    }

    /* Steps Mobile */
    .steps-grid {
        flex-direction: column;
        align-items: center;
        gap: 0;
    }

    .step-connector {
        width: 2px;
        height: 32px;
        margin: 0;
    }

    .step-item {
        padding: 20px 24px;
    }

    /* Footer Mobile */
    .footer-container {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: center;
    }

    .footer-logo {
        justify-content: center;
    }

    .footer-info p {
        max-width: 100%;
    }
}

@media (max-width: 576px) {
    .hero h1 {
        font-size: 28px;
    }

    .btn-large {
        padding: 14px 28px;
        font-size: 15px;
    }

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

    .meal-cards-grid {
        grid-template-columns: 1fr;
    }

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

    .section-title h2 {
        font-size: 24px;
    }

    .faq-question {
        font-size: 14px;
        padding: 16px 20px;
    }

    .faq-answer p {
        padding: 0 20px 16px;
        font-size: 14px;
    }
}

/* ---------- Testimonials (Müşteri Yorumları) ---------- */
.testimonials {
    padding: var(--section-padding) 0;
    background: var(--white);
    overflow: hidden;
}

.testimonials-track-wrapper {
    overflow: hidden;
    width: 100%;
    mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
}

.testimonials-track {
    display: flex;
    gap: 24px;
    animation: scroll-testimonials 40s linear infinite;
    width: max-content;
    padding: 16px 0;
}

.testimonials-track:hover {
    animation-play-state: paused;
}

@keyframes scroll-testimonials {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.testimonial-card {
    flex-shrink: 0;
    width: 360px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 16px;
    right: 24px;
    font-size: 48px;
    font-weight: 800;
    color: rgba(59, 130, 246, 0.08);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-card:hover {
    border-color: rgba(59, 130, 246, 0.2);
    box-shadow: 0 8px 32px rgba(10, 22, 40, 0.1);
    transform: translateY(-2px);
}

.testimonial-stars {
    color: #f59e0b;
    font-size: 16px;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 14px;
    line-height: 1.7;
    color: var(--gray-600);
    flex-grow: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 8px;
    padding-top: 16px;
    border-top: 1px solid var(--gray-100);
}

.testimonial-avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--navy-600), var(--accent-blue));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
}

.testimonial-info {
    display: flex;
    flex-direction: column;
}

.testimonial-info strong {
    font-size: 14px;
    font-weight: 600;
    color: var(--navy-800);
}

.testimonial-info span {
    font-size: 12px;
    color: var(--gray-400);
}

@media (max-width: 768px) {
    .testimonial-card {
        width: 300px;
        padding: 24px;
    }
}

@media (max-width: 576px) {
    .testimonial-card {
        width: 280px;
        padding: 20px;
    }
}

/* ---------- Utility Classes ---------- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}