/* ====================================
   TEK ÜRÜN SCRİPTİ V1 - FRONTEND STYLES
   Tüm stiller local, CDN yok
   ==================================== */

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

:root {
    --primary: #1a73e8;
    --primary-dark: #1557b0;
    --primary-light: #e8f0fe;
    --accent: #e8a01a;
    --accent-dark: #c7880f;
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ffc107;
    --info: #17a2b8;
    --dark: #1a1a2e;
    --text: #333;
    --text-light: #666;
    --text-muted: #999;
    --bg: #ffffff;
    --bg-light: #f8f9fa;
    --bg-section: #f5f7fa;
    --border: #e0e0e0;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul,
ol {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* === NAVBAR === */
.navbar {
    background: var(--navbar-bg, var(--bg));
    color: var(--navbar-text, var(--text));
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color, var(--border));
    transition: var(--transition);
}

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

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

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
}

.navbar-logo .logo-icon {
    font-size: 26px;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.navbar-menu a {
    color: var(--navbar-text, var(--text));
    font-weight: 500;
    font-size: 15px;
    position: relative;
    padding: 4px 0;
}

.navbar-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.navbar-menu a:hover::after,
.navbar-menu a.active::after {
    width: 100%;
}

.navbar-menu a:hover {
    color: var(--link-color, var(--primary));
}

/* Close button: only visible on mobile */
.close-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text);
    padding: 8px;
}

/* Navbar CTA button "Hemen Satın Al" */
.navbar-menu a.btn-primary {
    background: linear-gradient(135deg, #1a73e8, #0d47a1);
    color: #fff;
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 0.3px;
    box-shadow: 0 4px 15px rgba(26, 115, 232, 0.35);
    position: relative;
    overflow: hidden;
}

.navbar-menu a.btn-primary::after {
    content: none;
}

.navbar-menu a.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(26, 115, 232, 0.5);
    background: linear-gradient(135deg, #1557b0, #0a3d8f);
    color: #fff;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font);
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(26, 115, 232, 0.4);
}

.btn-accent {
    background: var(--accent);
    color: #fff;
}

.btn-accent:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
}

.btn-success {
    background: var(--success);
    color: #fff;
}

.btn-success:hover {
    background: #218838;
    transform: translateY(-2px);
}

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

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

.btn-lg {
    padding: 16px 40px;
    font-size: 17px;
    border-radius: var(--radius);
}

.btn-block {
    width: 100%;
}

/* Mobile menu toggle */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    margin: 5px 0;
    transition: var(--transition);
}

/* === HERO SECTION === */
.hero-section {
    padding: 10px 0 18px;
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
}

.hero-section .container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 15px;
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(360px, 430px);
    gap: 20px;
    align-items: start;
}

.hero-left {
    position: relative;
    min-width: 0;
    display: grid;
    grid-template-rows: auto auto minmax(0, 1fr) auto;
    align-content: start;
}

.product-badge {
    display: var(--product-badge-display, inline-flex);
    align-items: center;
    gap: 6px;
    background: var(--product-badge-bg, #ffd700);
    color: var(--product-badge-text, #333333);
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    margin-bottom: 6px;
    box-shadow: 0 2px 8px rgba(255, 215, 0, 0.25);
}

.product-badge.no-icon {
    gap: 0;
}

.product-badge svg {
    display: none;
}

.product-badge-icon {
    font-size: 13px;
    line-height: 1;
}

.product-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    gap: 12px;
}

.product-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    line-height: 1.15;
    margin: 0;
    flex: 1;
}

.product-price {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 700;
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
}

.hero-image {
    position: relative;
    background: white;
    border-radius: 8px;
    padding: 10px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    margin-bottom: 8px;
    min-height: 340px;
    height: auto;
    max-height: none;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: auto;
    max-height: 100%;
    display: block;
    border-radius: 6px;
    object-fit: contain;
    animation: none;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.hero-placeholder {
    width: 100%;
    height: 100%;
    min-height: 320px;
    background: linear-gradient(135deg, var(--primary-light) 0%, #dbeafe 100%);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: none;
}

.countdown-section {
    background: var(--countdown-bg, linear-gradient(135deg, #1a73e8 0%, #1557b0 100%));
    color: var(--countdown-text, white);
    padding: 10px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 4px 16px rgba(26, 115, 232, 0.25);
}

.countdown-section .label {
    font-size: 11px;
    font-weight: 700;
    margin-bottom: 8px;
    opacity: 1;
    color: var(--countdown-title-color, var(--countdown-text, white));
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.hero-countdown {
    width: min(100%, 920px);
    margin: 20px auto 0;
    border-top: none;
    padding-top: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-countdown .countdown-timer {
    width: max-content;
    max-width: 100%;
    margin: 0 auto;
}

.countdown-timer {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.countdown-group {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.time-block {
    display: flex;
    gap: 3px;
}

.digit {
    background: white;
    color: #1a73e8;
    border-radius: 6px;
    padding: 6px 8px;
    font-size: 18px;
    font-weight: 700;
    min-width: 32px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.time-label {
    font-size: 11px;
    margin-top: 5px;
    opacity: 1;
    font-weight: 600;
    color: white;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.separator {
    font-size: 22px;
    font-weight: 700;
    padding: 0 4px;
    align-self: center;
    margin-top: -22px;
    color: white;
}

.hero-right {
    position: static;
    min-width: 0;
    align-self: start;
}

/* === PAGE CONTENT WRAPPER (Form hero alaninda kalir, alt icerik merkezlenir) === */
.page-content-grid {
    display: block;
    max-width: 1080px;
    margin: 0 auto;
}

.page-content-left {
    width: 100%;
    min-width: 0;
}

.page-content-left > section {
    padding: 40px 0;
}

.page-content-left > section:first-child {
    padding-top: 20px;
}

.page-content-right {
    position: sticky;
    top: 60px;
    align-self: start;
}

/* Form taşındığında hero-grid tek sütun olur */
.hero-grid.form-moved {
    grid-template-columns: 1fr;
}

/* page-content-grid içindeki section'larda container gereksiz */
.page-content-left > section {
    background: transparent !important;
    border-bottom: 1px solid #e8e8e8;
}

.page-content-left > section:last-child {
    border-bottom: none;
}

/* === PURCHASE FORM === */
.purchase-form-card {
    background: white;
    border-radius: 8px;
    padding: 14px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    border: 1px solid #e0e0e0;
    width: 100%;
}

.purchase-form-card h2 {
    font-size: 16px;
    margin-bottom: 2px;
    text-align: center;
    color: var(--text);
}

.purchase-form-card .subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 10px;
    line-height: 1.25;
    margin-bottom: 10px;
}

.form-group {
    margin-bottom: 7px;
}

.form-group label {
    display: block;
    margin-bottom: 4px;
    font-weight: 500;
    font-size: 12px;
    color: var(--text);
}

.form-control {
    width: 100%;
    min-height: 38px;
    padding: 6px 10px;
    font-size: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    transition: var(--transition);
    box-sizing: border-box;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

select.form-control {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 28px;
}

.btn-purchase {
    background: linear-gradient(135deg, #e8651a, #e84a1a);
    color: #fff;
    width: 100%;
    min-height: 40px;
    padding: 8px 10px;
    font-size: 13px;
    font-weight: 700;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 4px;
}

.btn-purchase:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(232, 74, 26, 0.4);
}

/* Form row for side-by-side fields */
.form-row {
    display: flex;
    gap: 8px;
}

.form-half {
    flex: 1;
}

textarea.form-control {
    resize: vertical;
    min-height: 46px;
}

.purchase-form-card .btn,
.purchase-form-card .btn-outline {
    min-height: 38px;
    padding: 8px 16px;
    font-size: 12px;
}

.agreement-checkbox label {
    font-size: 12px !important;
    line-height: 1.25 !important;
    gap: 6px !important;
}

/* === COUNTDOWN === */
.countdown-section {
    text-align: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.countdown-section .label {
    font-size: 13px;
    color: var(--countdown-title-color, var(--countdown-text, white));
    font-weight: 700;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}
    margin-bottom: 12px;
}

.countdown-timer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.countdown-timer .time-block {
    display: flex;
    align-items: center;
    gap: 3px;
}

.countdown-timer .digit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 44px;
    background: var(--countdown-box-bg, #ffffff);
    color: var(--countdown-box-text, #1a73e8);
    font-size: 20px;
    font-weight: 700;
    border-radius: 6px;
}

.countdown-timer .separator {
    font-size: 24px;
    font-weight: 700;
    color: var(--countdown-text, white);
    margin: 0 2px;
}

.countdown-timer .time-label {
    display: block;
    font-size: 10px;
    color: var(--countdown-text, white);
    text-align: center;
    margin-top: 4px;
}

.countdown-group {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.payment-methods {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* === SECTION TITLES === */
.section-title {
    text-align: center;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 48px;
    color: var(--text);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--primary);
    margin: 12px auto 0;
    border-radius: 2px;
}

/* === FEATURES SECTION === */
.features-section {
    padding: 80px 0;
    background: var(--bg-section);
}

.features-section .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

.feature-card {
    text-align: center;
    padding: 30px 20px;
    background: var(--bg);
    border-radius: var(--radius);
    transition: var(--transition);
    border: 1px solid transparent;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.feature-icon svg {
    width: 48px;
    height: 48px;
}

.feature-icon img {
    width: 52px;
    height: 52px;
    object-fit: contain;
}

.feature-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--text);
}

.feature-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.5;
}

/* === GALLERY SECTION === */
.gallery-section {
    padding: 80px 0;
    background: var(--bg);
}

.gallery-section .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: auto auto;
    gap: 16px;
    max-width: 900px;
    margin: 0 auto;
}

.gallery-item {
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    position: relative;
    background: var(--bg-light);
    aspect-ratio: 1 / 1;
    transition: var(--transition);
}

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

.gallery-item img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.gallery-placeholder {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light), #dbeafe);
    font-size: 48px;
}

/* === TESTIMONIALS SECTION === */
.testimonials-section {
    padding: 80px 0;
    background: var(--bg-section);
}

.testimonials-section .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.testimonials-carousel {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
}

.testimonials-track {
    display: flex;
    transition: transform 0.5s ease;
}

.testimonial-slide {
    min-width: 50%;
    padding: 0 16px;
    display: flex;
}

.testimonial-card {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 32px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    width: 100%;
    min-height: 280px;
}

.testimonial-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 24px;
    font-weight: 700;
    overflow: hidden;
    flex-shrink: 0;
}

.testimonial-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-stars {
    color: var(--accent);
    font-size: 18px;
    margin-bottom: 12px;
    flex-shrink: 0;
}

.testimonial-text {
    font-size: 15px;
    color: var(--text-light);
    font-style: italic;
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.testimonial-name {
    font-weight: 600;
    color: var(--text);
    font-size: 15px;
    flex-shrink: 0;
}

.carousel-nav {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 24px;
}

.carousel-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--bg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    font-size: 18px;
    color: var(--text);
}

.carousel-btn:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

/* === DETAIL DESCRIPTION === */
.detail-section {
    padding: 80px 0;
    background: var(--bg);
}

.detail-section .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.detail-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px;
    background: var(--bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.detail-content p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 16px;
}

.detail-content p:last-child {
    margin-bottom: 0;
}

.detail-content strong {
    color: var(--primary);
}

/* === FAQ SECTION === */
.faq-section {
    padding: 80px 0;
    background: var(--bg-section);
}

.faq-section .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.faq-item {
    background: var(--bg);
    border-radius: var(--radius);
    margin-bottom: 12px;
    border: 1px solid var(--border);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    cursor: pointer;
    font-weight: 600;
    font-size: 15px;
    color: var(--text);
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    font-family: var(--font);
    transition: var(--transition);
}

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

.faq-arrow {
    transition: transform 0.3s ease;
    flex-shrink: 0;
    color: var(--text-muted);
}

.faq-item.active .faq-arrow {
    transform: rotate(180deg);
    color: var(--primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer-inner {
    padding: 0 24px 18px;
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-light);
}

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

/* === CTA BUTTON (FAQ altı) === */
.faq-cta {
    text-align: center;
    margin-top: 32px;
}

/* === İLETİŞİM MESAJ SONUCU === */
.contact-success-msg {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    border-radius: 8px;
    padding: 16px;
    text-align: center;
    font-size: 15px;
    margin-top: 12px;
}

.contact-error-msg {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    border-radius: 8px;
    padding: 16px;
    text-align: center;
    font-size: 15px;
    margin-top: 12px;
}

/* === FOOTER === */
.footer {
    background: var(--bg);
    padding: 48px 0 24px;
    border-top: 1px solid var(--border);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 32px;
}

.footer-col h4 {
    font-size: 16px;
    margin-bottom: 16px;
    color: var(--text);
}

.footer-col a:not(.social-link),
.footer-col p {
    display: block;
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 8px;
}

.footer-col a:not(.social-link):hover {
    color: var(--link-color, var(--primary));
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}

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

.footer-social .social-links {
    justify-content: center;
}

.social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    border: 1px solid var(--border);
}

.social-link:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.social-link svg {
    width: 16px;
    height: 16px;
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-muted);
}

.footer-bottom a {
    color: var(--link-color, var(--primary));
    font-weight: 500;
}

/* === CHECKOUT PAGE === */
.checkout-section {
    padding: 60px 0 80px;
    background: var(--bg-light);
    min-height: 100vh;
}

.checkout-header {
    text-align: center;
    padding: 24px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    margin-bottom: 40px;
}

.checkout-product {
    display: flex;
    align-items: center;
    gap: 20px;
    max-width: 600px;
    margin: 0 auto 48px;
    padding: 24px;
    background: var(--bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.checkout-product-image {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--bg-light);
}

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

.checkout-product-info h2 {
    font-size: 22px;
    margin-bottom: 8px;
}

.checkout-product-info p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.5;
}

/* === PACKAGES === */
.packages-title {
    text-align: center;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 36px;
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.package-card {
    background: var(--bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-align: center;
    border: 2px solid var(--border);
    transition: var(--transition);
    position: relative;
}

.package-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.package-card.popular {
    border-color: var(--accent);
    box-shadow: 0 8px 30px rgba(232, 160, 26, 0.15);
}

.package-badge {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 6px 20px;
    border-radius: 0 0 12px 12px;
}

.package-header {
    padding: 32px 24px 16px;
    background: var(--bg-light);
    border-bottom: 1px solid var(--border);
}

.package-card.popular .package-header {
    background: linear-gradient(135deg, #fef9e7, #fdf2d1);
}

.package-header h3 {
    font-size: 20px;
    margin-bottom: 4px;
}

.package-header .quantity {
    color: var(--text-light);
    font-size: 14px;
}

.package-body {
    padding: 24px;
}

.package-price {
    margin-bottom: 20px;
}

.price-original {
    font-size: 16px;
    color: var(--text-muted);
    text-decoration: line-through;
    display: inline-block;
    margin-right: 8px;
}

.price-discount {
    display: inline-block;
    background: var(--text-muted);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
}

.package-card.popular .price-discount {
    background: var(--accent);
}

.price-current {
    display: block;
    font-size: 32px;
    font-weight: 700;
    color: var(--text);
    margin-top: 8px;
}

.package-btn {
    display: block;
    width: 100%;
    padding: 14px;
    border: 2px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font);
}

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

.package-card.popular .package-btn {
    background: var(--success);
    color: #fff;
    border-color: var(--success);
}

.package-card.popular .package-btn:hover {
    background: #218838;
    transform: translateY(-2px);
}

/* === LIGHTBOX === */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox img {
    max-width: 90%;
    max-height: 90vh;
    border-radius: var(--radius);
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 50%;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* === TEXT MODALS (Sözleşmeler vb.) === */
.text-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.text-modal.active {
    display: flex;
}

.text-modal-content {
    background: var(--bg);
    width: 100%;
    max-width: 600px;
    max-height: 80vh;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.text-modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.text-modal-header h3 {
    font-size: 18px;
    color: var(--text);
    margin: 0;
}

.text-modal-close {
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 4px;
    transition: var(--transition);
}

.text-modal-close:hover {
    color: var(--danger);
}

.text-modal-body {
    padding: 24px;
    overflow-y: auto;
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

.agreement-checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary);
}

/* === ALERT MESSAGES === */
.alert {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: minmax(0, 1fr) minmax(320px, 380px);
        gap: 18px;
    }

    .hero-image {
        min-height: 320px;
        max-height: none;
    }
    
    .product-title {
        font-size: 18px;
    }
    
    .product-price {
        font-size: 17px;
        padding: 6px 12px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 768px) {
    .hero-section {
        padding: 15px 0 25px;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .hero-right {
        position: static;
    }

    .hero-countdown {
        width: 100%;
        margin-top: 14px;
    }

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

    .page-content-right {
        display: none;
    }
    
    .product-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }
    
    .product-title {
        font-size: 18px;
    }
    
    .product-price {
        font-size: 18px;
        padding: 6px 12px;
    }
    
    .hero-image {
        padding: 8px;
        margin-bottom: 10px;
        min-height: 0;
        max-height: none;
        height: auto;
    }

    .hero-image img {
        height: auto;
    }
    
    .countdown-section {
        padding: 10px;
    }
    
    .purchase-form-card {
        padding: 15px;
    }
    
    .purchase-form-card h2 {
        font-size: 16px;
    }
    
    .mobile-toggle {
        display: block;
    }

    .navbar-menu {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: var(--bg);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 24px;
        z-index: 9999;
    }

    .navbar-menu.active {
        display: flex;
    }

    .navbar-menu .close-btn {
        position: absolute;
        top: 20px;
        right: 20px;
        width: 44px;
        height: 44px;
        background: none;
        border: 1px solid var(--border);
        border-radius: 50%;
        font-size: 24px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--text);
    }

    .hero-section .container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .hero-image {
        order: -1;
    }

    .features-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

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

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

    .testimonial-slide {
        min-width: 100%;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

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

    .checkout-product {
        flex-direction: column;
        text-align: center;
    }

    .section-title {
        font-size: 26px;
    }
}

@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
    }

    .purchase-form-card {
        padding: 24px;
    }

    .countdown-timer .digit {
        width: 30px;
        height: 38px;
        font-size: 16px;
    }
}



/* === PRODUCT GALLERY (NEW) === */
.product-gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 32px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.product-gallery-box {
    position: relative;
    width: 100%;
    padding-bottom: 100%;
    border-radius: 12px;
    overflow: hidden;
    background: #f8f9fa;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.product-gallery-box:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}

.product-gallery-box img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.product-gallery-box img:hover {
    transform: scale(1.05);
}

.product-gallery-empty {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
}

.product-gallery-empty svg {
    opacity: 0.3;
}

.product-lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.95);
    align-items: center;
    justify-content: center;
}

.product-lightbox.active {
    display: flex;
}

.product-lightbox img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 8px;
    box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}

.product-lightbox-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    box-shadow: 0 2px 12px rgba(0,0,0,0.3);
}

.product-lightbox-close:hover {
    transform: scale(1.1);
    background: #f0f0f0;
}

@media (max-width: 768px) {
    .product-gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        max-width: 100%;
    }
}

/* === DEMO MODE STYLES === */
.demo-site-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 14px 0;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    position: relative;
    z-index: 1000;
}

.demo-site-banner-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 14px;
    font-weight: 600;
}

.demo-site-banner-content svg {
    width: 20px;
    height: 20px;
}

@media (max-width: 768px) {
    .demo-site-banner {
        padding: 12px 0;
    }
    
    .demo-site-banner-content {
        font-size: 12px;
        gap: 8px;
    }
    
    .demo-site-banner-content svg {
        width: 16px;
        height: 16px;
    }
}