/* Mr Sea Sushi - Ana Stil Dosyası */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&family=Playfair+Display:wght@600;700;800&display=swap');

:root {
    --primary: #D32F2F;
    --primary-dark: #B71C1C;
    --primary-light: #EF5350;
    --accent: #FF6B6B;
    --white: #FFFFFF;
    --light: #FFF5F5;
    --light-gray: #F8F9FA;
    --gray: #6C757D;
    --dark: #2D2D2D;
    --shadow: 0 4px 20px rgba(211, 47, 47, 0.15);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --radius: 16px;
    --radius-sm: 10px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Poppins', sans-serif;
    background: var(--light);
    color: var(--dark);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ===== HEADER ===== */
.header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 30px rgba(211, 47, 47, 0.3);
}

.header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--white);
}

.logo-img {
    height: 45px;
    width: auto;
    max-width: 140px;
    object-fit: contain;
}

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

/* Hamburger butonu - sadece mobilde görünür */
.hamburger-btn {
    display: none;
    background: rgba(255,255,255,0.15);
    border: 2px solid rgba(255,255,255,0.3);
    color: var(--white);
    width: 42px;
    height: 42px;
    border-radius: 12px;
    font-size: 18px;
    cursor: pointer;
    transition: var(--transition);
    align-items: center;
    justify-content: center;
}

.hamburger-btn:active {
    background: rgba(255,255,255,0.25);
}

/* Mobil menü overlay */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
    backdrop-filter: blur(4px);
}

.mobile-menu-overlay.active { display: block; }

/* Mobil menü panel */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100vh;
    background: var(--white);
    z-index: 1000;
    transition: right 0.3s ease;
    overflow-y: auto;
    box-shadow: -5px 0 30px rgba(0,0,0,0.2);
}

.mobile-menu.active { right: 0; }

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.mobile-menu-close {
    background: rgba(255,255,255,0.2);
    border: none;
    color: var(--white);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-size: 22px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-user {
    padding: 20px;
    border-bottom: 1px solid #f0f0f0;
    text-align: center;
}

.mobile-menu-user .mobile-user-avatar {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin: 0 auto 10px;
}

.mobile-menu-user .mobile-user-name {
    font-weight: 700;
    font-size: 16px;
    color: var(--dark);
}

.mobile-menu-user .mobile-user-points {
    color: var(--primary);
    font-weight: 700;
    font-size: 18px;
    margin-top: 4px;
}

.mobile-menu-nav {
    padding: 12px 0;
}

.mobile-menu-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 24px;
    font-size: 15px;
    font-weight: 500;
    color: var(--dark);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    border: none;
    background: none;
    width: 100%;
    font-family: 'Poppins', sans-serif;
}

.mobile-menu-item:active {
    background: var(--light);
}

.mobile-menu-item i {
    width: 22px;
    text-align: center;
    font-size: 16px;
    color: var(--primary);
}

.mobile-menu-divider {
    height: 1px;
    background: #f0f0f0;
    margin: 8px 20px;
}

.mobile-menu-item.logout-btn {
    color: var(--primary);
}

.mobile-menu-item.login-btn {
    background: var(--primary);
    color: var(--white);
    margin: 12px 20px;
    border-radius: 12px;
    justify-content: center;
    padding: 14px;
    width: calc(100% - 40px);
}

.mobile-menu-item.login-btn i { color: var(--white); }

.btn {
    padding: 10px 24px;
    border: none;
    border-radius: 50px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

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

.btn-white:hover {
    background: #FFF5F5;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.5);
}

.btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--white);
}

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

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

.btn-danger {
    background: #c0392b;
    color: var(--white);
}

.btn-sm {
    padding: 6px 16px;
    font-size: 13px;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--white);
}

.user-points {
    background: rgba(255,255,255,0.15);
    padding: 8px 16px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    backdrop-filter: blur(10px);
}

.user-points i { color: #FFD54F; }

.user-avatar {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    cursor: pointer;
    border: 2px solid rgba(255,255,255,0.4);
    transition: var(--transition);
}

.user-avatar:hover {
    background: rgba(255,255,255,0.3);
    border-color: var(--white);
}

/* ===== NAV TABS ===== */
.nav-tabs {
    display: flex;
    gap: 0;
    background: rgba(0,0,0,0.15);
    overflow-x: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.3) transparent;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
    padding-bottom: 2px;
}

.nav-tabs::-webkit-scrollbar { height: 4px; }
.nav-tabs::-webkit-scrollbar-track { background: transparent; }
.nav-tabs::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.3); border-radius: 10px; }
.nav-tabs::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.5); }

.nav-tab {
    padding: 14px 28px;
    color: rgba(255,255,255,0.7);
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    white-space: nowrap;
    transition: var(--transition);
    border-bottom: 3px solid transparent;
    text-align: center;
    position: relative;
}

.nav-tab:hover {
    color: var(--white);
    background: rgba(255,255,255,0.05);
}

.nav-tab.active {
    color: var(--white);
    border-bottom-color: #FFD54F;
    background: rgba(255,255,255,0.1);
    font-weight: 600;
}

/* ===== CAMPAIGNS ===== */
.campaigns-section {
    max-width: 1400px;
    margin: 30px auto;
    padding: 0 20px;
}

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

.campaign-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    height: 280px;
    cursor: pointer;
    transition: var(--transition);
}

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

.campaign-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.campaign-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.3) 50%, rgba(0,0,0,0.15) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
}

.campaign-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--primary);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(211, 47, 47, 0.5); }
    50% { box-shadow: 0 0 0 10px rgba(211, 47, 47, 0); }
}

.campaign-title {
    color: var(--white);
    font-family: 'Playfair Display', serif;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.campaign-prices {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.campaign-old-price {
    color: rgba(255,255,255,0.5);
    text-decoration: line-through;
    font-size: 16px;
}

.campaign-new-price {
    color: #FFD54F;
    font-size: 24px;
    font-weight: 700;
}

.campaign-timer {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.8);
    font-size: 14px;
    font-weight: 500;
}

.campaign-timer i { color: #FFD54F; }

.timer-box {
    background: rgba(255,255,255,0.15);
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 700;
    backdrop-filter: blur(5px);
}

/* Kampanya placeholder */
.campaign-placeholder {
    background: linear-gradient(135deg, #f5f5f5 0%, #e0e0e0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 60px;
}

/* ===== MENU ===== */
.menu-section {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px 60px;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 32px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.section-subtitle {
    color: var(--gray);
    font-size: 15px;
    margin-bottom: 30px;
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.menu-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 2px 15px rgba(0,0,0,0.06);
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.04);
}

.menu-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(211, 47, 47, 0.15);
}

.menu-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(135deg, #FFE0E0, #FFF0F0);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 48px;
}

.menu-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.menu-card-body {
    padding: 20px;
}

.menu-card-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 6px;
}

.menu-card-desc {
    color: var(--gray);
    font-size: 13px;
    line-height: 1.5;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

.menu-card-price {
    color: var(--primary);
    font-size: 20px;
    font-weight: 700;
}

.menu-card-price span {
    font-size: 14px;
    font-weight: 400;
}

.menu-card-info {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--gray);
}

.menu-card-info span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ===== MODALS ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--white);
    border-radius: 20px;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(30px) scale(0.95);
    transition: var(--transition);
    box-shadow: 0 25px 60px rgba(0,0,0,0.3);
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal-lg { max-width: 700px; }

.modal-header {
    padding: 28px 30px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h2 {
    font-family: 'Playfair Display', serif;
    font-size: 26px;
    color: var(--dark);
}

.modal-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: var(--light-gray);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: var(--gray);
}

.modal-close:hover {
    background: #FEE;
    color: var(--primary);
}

.modal-body { padding: 24px 30px 30px; }

/* Auth Modal */
.auth-tabs {
    display: flex;
    background: var(--light-gray);
    border-radius: 12px;
    padding: 4px;
    margin-bottom: 24px;
}

.auth-tab {
    flex: 1;
    padding: 12px;
    text-align: center;
    border-radius: 10px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    color: var(--gray);
    border: none;
    background: none;
    font-family: 'Poppins', sans-serif;
}

.auth-tab.active {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(211, 47, 47, 0.3);
}

.auth-promo {
    background: linear-gradient(135deg, #FFF0F0, #FFE8E8);
    border-radius: 12px;
    padding: 16px 20px;
    text-align: center;
    margin-bottom: 24px;
    border: 1px dashed var(--primary-light);
}

.auth-promo h3 {
    color: var(--primary);
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
}

.auth-promo p {
    color: var(--gray);
    font-size: 13px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-weight: 600;
    font-size: 13px;
    color: var(--dark);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #E8E8E8;
    border-radius: 12px;
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    transition: var(--transition);
    background: var(--white);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(211, 47, 47, 0.1);
}

.form-input::placeholder { color: #B0B0B0; }

.btn-full {
    width: 100%;
    padding: 14px;
    font-size: 16px;
    justify-content: center;
}

.form-error {
    color: var(--primary);
    font-size: 13px;
    margin-top: 8px;
    display: none;
}

.form-error.show { display: block; }

/* Item Detail Modal */
.item-detail-img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 16px 16px 0 0;
    background: linear-gradient(135deg, #FFE0E0, #FFF0F0);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    color: var(--primary);
}

.item-detail-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 16px 16px 0 0;
}

.item-detail-name {
    font-family: 'Playfair Display', serif;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 6px;
}

.item-detail-price {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
}

.item-detail-section {
    margin-bottom: 16px;
}

.item-detail-section h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.item-detail-section p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.7;
}

.nutrition-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.nutrition-item {
    background: var(--light-gray);
    padding: 14px 10px;
    border-radius: 12px;
    text-align: center;
}

.nutrition-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

.nutrition-label {
    font-size: 11px;
    color: var(--gray);
    font-weight: 500;
    margin-top: 2px;
}

.allergen-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.allergen-tag {
    background: #FFF3E0;
    color: #E65100;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
}

/* ===== PROFILE MODAL ===== */
.profile-header {
    text-align: center;
    padding-bottom: 20px;
    border-bottom: 1px solid #f0f0f0;
    margin-bottom: 20px;
}

.profile-avatar-lg {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 700;
    color: var(--white);
    margin: 0 auto 12px;
}

.profile-code {
    background: var(--light);
    display: inline-block;
    padding: 6px 20px;
    border-radius: 50px;
    font-weight: 700;
    color: var(--primary);
    font-size: 18px;
    border: 2px dashed var(--primary-light);
}

.profile-points-lg {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary);
    margin-top: 8px;
}

.profile-points-lg span {
    font-size: 16px;
    font-weight: 500;
    color: var(--gray);
}

.points-history-list {
    max-height: 250px;
    overflow-y: auto;
}

.points-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #f5f5f5;
}

.points-item-info {
    font-size: 13px;
    color: var(--dark);
}

.points-item-date {
    font-size: 11px;
    color: var(--gray);
}

.points-item-amount {
    font-weight: 700;
    font-size: 15px;
}

.points-item-amount.earn { color: #2E7D32; }
.points-item-amount.spend { color: var(--primary); }

/* ===== MARKET ===== */
.market-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
}

.market-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 2px 15px rgba(0,0,0,0.06);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.04);
}

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

.market-card-img {
    height: 160px;
    background: linear-gradient(135deg, #FFE0E0, #FFF0F0);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}

.market-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.market-card-body {
    padding: 16px;
}

.market-card-name {
    font-weight: 700;
    font-size: 16px;
    margin-bottom: 4px;
}

.market-card-desc {
    font-size: 13px;
    color: var(--gray);
    margin-bottom: 12px;
}

.market-card-points {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.market-card-points i { color: #FFD54F; }

.btn-market {
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 10px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-market.can-buy {
    background: var(--primary);
    color: var(--white);
}

.btn-market.can-buy:hover {
    background: var(--primary-dark);
}

.btn-market.cannot-buy {
    background: #E0E0E0;
    color: #999;
    cursor: not-allowed;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    color: rgba(255,255,255,0.6);
    padding: 40px 20px;
    text-align: center;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-brand {
    font-family: 'Playfair Display', serif;
    font-size: 24px;
    color: var(--white);
    margin-bottom: 12px;
    font-weight: 700;
}

.footer-brand span { color: var(--primary); }

.footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin: 16px 0;
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    font-size: 13px;
    transition: var(--transition);
}

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

.footer-admin {
    color: rgba(255,255,255,0.15);
    text-decoration: none;
    font-size: 11px;
    transition: var(--transition);
    cursor: pointer;
}

.footer-admin:hover { color: rgba(255,255,255,0.3); }

/* ===== TOAST ===== */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--white);
    padding: 16px 24px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    animation: slideIn 0.3s ease;
    font-size: 14px;
    font-weight: 500;
}

.toast.success { border-left: 4px solid #2E7D32; }
.toast.error { border-left: 4px solid var(--primary); }
.toast.info { border-left: 4px solid #1565C0; }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ===== LOADING ===== */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(211, 47, 47, 0.2);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray);
}

.empty-state i {
    font-size: 64px;
    margin-bottom: 16px;
    color: #ddd;
}

.empty-state h3 { margin-bottom: 8px; color: var(--dark); }

/* ===== LEADERBOARD ===== */
.leaderboard-container {
    max-width: 800px;
    margin: 0 auto;
}

.leaderboard-header-card {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius);
    padding: 30px;
    color: var(--white);
    margin-bottom: 24px;
    box-shadow: 0 8px 30px rgba(211, 47, 47, 0.25);
}

.leaderboard-title-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
    gap: 16px;
}

.leaderboard-title-row .section-title {
    color: var(--white);
    font-size: 28px;
}

.leaderboard-title-row .section-subtitle {
    color: rgba(255,255,255,0.75);
    font-size: 14px;
}

.leaderboard-timer {
    background: rgba(0,0,0,0.25);
    padding: 12px 20px;
    border-radius: 12px;
    text-align: center;
    min-width: 160px;
    backdrop-filter: blur(5px);
}

.leaderboard-timer .timer-label {
    font-size: 11px;
    color: rgba(255,255,255,0.6);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.leaderboard-timer .timer-value {
    font-size: 22px;
    font-weight: 700;
    color: #FFD54F;
    font-variant-numeric: tabular-nums;
}

.leaderboard-prizes {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.prize-card {
    background: rgba(255,255,255,0.12);
    border-radius: 12px;
    padding: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255,255,255,0.1);
}

.prize-icon { font-size: 32px; }

.prize-info strong {
    display: block;
    font-size: 13px;
    margin-bottom: 2px;
}

.prize-info span {
    font-size: 12px;
    color: rgba(255,255,255,0.7);
}

.prize-gold { border-color: rgba(255,215,0,0.3); background: rgba(255,215,0,0.12); }
.prize-silver { border-color: rgba(192,192,192,0.3); background: rgba(192,192,192,0.1); }
.prize-bronze { border-color: rgba(205,127,50,0.3); background: rgba(205,127,50,0.1); }

/* Leaderboard List */
.leaderboard-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.lb-row {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--white);
    padding: 16px 20px;
    border-radius: 14px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.04);
    transition: var(--transition);
    border: 2px solid transparent;
}

.lb-row:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.lb-row.lb-me {
    border-color: var(--primary);
    background: #FFF5F5;
}

.lb-row.lb-top1 { border-color: #FFD700; background: linear-gradient(90deg, #FFFDE7, var(--white)); }
.lb-row.lb-top2 { border-color: #C0C0C0; background: linear-gradient(90deg, #FAFAFA, var(--white)); }
.lb-row.lb-top3 { border-color: #CD7F32; background: linear-gradient(90deg, #FFF3E0, var(--white)); }

.lb-rank {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 18px;
    flex-shrink: 0;
}

.lb-rank-1 { background: linear-gradient(135deg, #FFD700, #FFA000); color: #fff; font-size: 22px; box-shadow: 0 4px 15px rgba(255,215,0,0.4); }
.lb-rank-2 { background: linear-gradient(135deg, #C0C0C0, #9E9E9E); color: #fff; font-size: 22px; box-shadow: 0 4px 15px rgba(192,192,192,0.4); }
.lb-rank-3 { background: linear-gradient(135deg, #CD7F32, #A0522D); color: #fff; font-size: 22px; box-shadow: 0 4px 15px rgba(205,127,50,0.4); }
.lb-rank-other { background: var(--light-gray); color: var(--gray); }

.lb-avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 16px;
    flex-shrink: 0;
}

.lb-info {
    flex: 1;
    min-width: 0;
}

.lb-name {
    font-weight: 700;
    font-size: 15px;
    color: var(--dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.lb-code {
    font-size: 12px;
    color: var(--gray);
}

.lb-points {
    text-align: right;
    flex-shrink: 0;
}

.lb-points-value {
    font-size: 20px;
    font-weight: 800;
    color: var(--primary);
}

.lb-points-label {
    font-size: 11px;
    color: var(--gray);
}

.lb-badge {
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 700;
    flex-shrink: 0;
}

.lb-badge-gold { background: #FFF8E1; color: #F57F17; }
.lb-badge-silver { background: #F3E5F5; color: #7B1FA2; }
.lb-badge-bronze { background: #FFF3E0; color: #E65100; }

/* My Rank Card */
.leaderboard-my-rank {
    margin-top: 20px;
    background: linear-gradient(135deg, #FFF5F5, #FFE8E8);
    border: 2px dashed var(--primary-light);
    border-radius: 14px;
    padding: 20px;
    text-align: center;
}

.my-rank-title {
    font-size: 14px;
    color: var(--gray);
    margin-bottom: 6px;
}

.my-rank-value {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary);
}

.my-rank-points {
    font-size: 14px;
    color: var(--gray);
    margin-top: 4px;
}

/* Coupon display */
.coupon-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
}

.coupon-item {
    background: linear-gradient(135deg, #E8F5E9, #C8E6C9);
    border: 2px dashed #4CAF50;
    border-radius: 12px;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.coupon-item.used {
    background: linear-gradient(135deg, #F5F5F5, #EEEEEE);
    border-color: #BDBDBD;
    opacity: 0.6;
}

.coupon-discount {
    font-size: 24px;
    font-weight: 800;
    color: #2E7D32;
}

.coupon-item.used .coupon-discount { color: #999; }

.coupon-info {
    text-align: right;
    font-size: 12px;
    color: #555;
}

/* ===== RESPONSIVE ===== */

/* Tablet */
@media (max-width: 768px) {
    .header-top { padding: 10px 16px; }
    .logo-img { height: 38px; max-width: 110px; }

    /* Mobilde header butonları gizle, hamburger göster */
    .desktop-actions { display: none !important; }
    .hamburger-btn { display: flex; }
    .btn { padding: 8px 18px; font-size: 13px; }

    /* Nav tabs */
    .nav-tab { padding: 12px 18px; font-size: 13px; }

    /* Kampanyalar */
    .campaigns-grid { grid-template-columns: 1fr; }
    .campaign-card { height: 220px; }
    .campaign-overlay { padding: 20px; }
    .campaign-title { font-size: 20px; }
    .campaign-new-price { font-size: 20px; }
    .campaign-old-price { font-size: 14px; }
    .campaign-badge { padding: 5px 12px; font-size: 11px; top: 12px; left: 12px; }
    .campaign-timer { font-size: 13px; flex-wrap: wrap; }

    /* Menü */
    .menu-grid { grid-template-columns: 1fr; }
    .section-title { font-size: 24px; }
    .section-subtitle { font-size: 14px; }

    /* Market */
    .market-grid { grid-template-columns: repeat(2, 1fr); }

    /* Modallar - mobilde tam genişlik */
    .modal-overlay { padding: 12px; align-items: flex-end; }
    .modal {
        margin: 0;
        border-radius: 20px 20px 0 0;
        max-height: 92vh;
        width: 100%;
    }
    .modal-lg { max-width: 100%; }
    .modal-header { padding: 20px 20px 0; }
    .modal-header h2 { font-size: 22px; }
    .modal-body { padding: 16px 20px 24px; }

    /* Item detail modal */
    .item-detail-img { height: 220px; font-size: 60px; }
    .item-detail-name { font-size: 22px; }
    .item-detail-price { font-size: 20px; }
    .nutrition-grid { grid-template-columns: repeat(2, 1fr); }
    .nutrition-value { font-size: 18px; }

    /* Leaderboard */
    .leaderboard-title-row { flex-direction: column; }
    .leaderboard-timer { min-width: auto; width: 100%; }
    .leaderboard-prizes { grid-template-columns: 1fr; }
    .leaderboard-header-card { padding: 20px; }
    .leaderboard-title-row .section-title { font-size: 22px; }
    .lb-badge { display: none; }
    .lb-row { padding: 14px 16px; gap: 12px; }
    .lb-rank { width: 38px; height: 38px; font-size: 16px; }
    .lb-rank-1, .lb-rank-2, .lb-rank-3 { font-size: 20px; }
    .lb-avatar { width: 36px; height: 36px; font-size: 14px; }
    .lb-points-value { font-size: 17px; }
    .lb-name { font-size: 14px; }

    /* Toast - mobilde taşmayı önle */
    .toast-container { top: 10px; right: 10px; left: 10px; }
    .toast { min-width: auto; width: 100%; font-size: 13px; padding: 14px 16px; }

    /* Footer */
    .footer { padding: 30px 16px; }
    .footer-links { gap: 16px; }
    .footer-links a { font-size: 14px; padding: 4px 0; }

    /* Form inputs - mobilde daha kolay dokunma */
    .form-input { padding: 14px 16px; font-size: 16px; }
    .auth-tab { padding: 12px 8px; font-size: 13px; }

    /* Profile */
    .profile-avatar-lg { width: 64px; height: 64px; font-size: 28px; }
    .profile-points-lg { font-size: 30px; }
    .profile-code { font-size: 16px; padding: 5px 16px; }

    /* Coupon items */
    .coupon-item { padding: 10px 14px; }
    .coupon-discount { font-size: 20px; }
}

/* Küçük telefon */
@media (max-width: 480px) {
    .header-top { padding: 8px 12px; }
    .logo-img { height: 32px; max-width: 95px; }

    /* Header butonları daha da küçük */
    .header-actions { gap: 6px; max-width: 60%; }
    .header-actions .btn { padding: 5px 10px; font-size: 11px; gap: 4px; }
    .header-actions .btn i { font-size: 12px; }
    .user-points { padding: 5px 10px; font-size: 11px; }
    .user-avatar { width: 32px; height: 32px; font-size: 13px; }

    /* Kampanya */
    .campaigns-section { margin: 12px auto; padding: 0 12px; }
    .campaign-card { height: 200px; }
    .campaign-overlay { padding: 16px; }
    .campaign-title { font-size: 18px; }
    .campaign-new-price { font-size: 18px; }
    .campaign-prices { gap: 8px; margin-bottom: 8px; }
    .timer-box { padding: 3px 8px; font-size: 13px; }

    /* Menü */
    .menu-section { padding: 0 12px 40px; }
    .menu-card-body { padding: 16px; }
    .menu-card-name { font-size: 16px; }
    .menu-card-price { font-size: 18px; }
    .menu-card-img { height: 180px; }

    /* Market */
    .market-grid { grid-template-columns: 1fr; }
    .market-card-img { height: 140px; }

    /* Modal */
    .modal { max-height: 95vh; }
    .modal-header { padding: 16px 16px 0; }
    .modal-body { padding: 14px 16px 20px; }
    .item-detail-img { height: 200px; }

    /* Nav tab */
    .nav-tab { padding: 10px 14px; font-size: 12px; }

    /* Leaderboard */
    .leaderboard-header-card { padding: 16px; }
    .leaderboard-prizes { gap: 8px; }
    .prize-card { padding: 10px; gap: 10px; }
    .prize-icon { font-size: 24px; }
    .prize-info strong { font-size: 12px; }
    .prize-info span { font-size: 11px; }
    .leaderboard-timer .timer-value { font-size: 18px; }
    .lb-row { padding: 12px 14px; gap: 10px; border-radius: 12px; }
    .lb-rank { width: 34px; height: 34px; font-size: 14px; }
    .lb-rank-1, .lb-rank-2, .lb-rank-3 { font-size: 18px; }
    .lb-avatar { width: 32px; height: 32px; font-size: 13px; }
    .lb-points-value { font-size: 15px; }
    .lb-name { font-size: 13px; }
    .lb-code { font-size: 11px; }
    .my-rank-value { font-size: 28px; }

    /* Toast */
    .toast-container { top: 8px; right: 8px; left: 8px; }
    .toast { padding: 12px 14px; font-size: 12px; gap: 8px; border-radius: 10px; }

    /* Section titles */
    .section-title { font-size: 20px; }
    .section-subtitle { font-size: 13px; margin-bottom: 20px; }

    /* Footer */
    .footer { padding: 24px 12px; }
    .footer-brand { font-size: 20px; }
    .footer-links { gap: 12px; flex-direction: column; }
    .footer-links a { font-size: 14px; padding: 6px 0; }

    /* Auth modal */
    .auth-promo { padding: 12px 16px; }
    .auth-promo h3 { font-size: 14px; }
    .auth-promo p { font-size: 12px; }
    .form-group { margin-bottom: 14px; }
    .form-group label { font-size: 12px; }
    .btn-full { padding: 12px; font-size: 15px; }
}

/* Çok küçük ekranlar (SE, mini telefonlar) */
@media (max-width: 360px) {
    .header-top { padding: 6px 10px; }
    .logo-img { height: 28px; max-width: 80px; }
    .header-actions { max-width: 55%; gap: 4px; }
    .header-actions .btn { padding: 4px 8px; font-size: 10px; }
    .user-points { padding: 4px 8px; font-size: 10px; }
    .user-avatar { width: 28px; height: 28px; font-size: 12px; }
    .campaign-card { height: 180px; }
    .campaign-title { font-size: 16px; }
    .nav-tab { padding: 8px 12px; font-size: 11px; }
}

/* Safe area - çentikli telefonlar */
@supports (padding: env(safe-area-inset-top)) {
    .header { padding-top: env(safe-area-inset-top); }
    .footer { padding-bottom: calc(20px + env(safe-area-inset-bottom)); }
    .modal-overlay { padding-bottom: env(safe-area-inset-bottom); }
    .toast-container { top: calc(10px + env(safe-area-inset-top)); }
}

/* Touch cihazlarda hover efektlerini kaldır */
@media (hover: none) {
    .menu-card:hover { transform: none; box-shadow: 0 2px 15px rgba(0,0,0,0.06); }
    .campaign-card:hover { transform: none; }
    .market-card:hover { transform: none; }
    .lb-row:hover { transform: none; }
    .btn-white:hover { transform: none; }
    .btn-primary:hover { transform: none; }

    /* Aktif durumda hafif geri bildirim */
    .menu-card:active { transform: scale(0.98); }
    .campaign-card:active { transform: scale(0.98); }
    .market-card:active { transform: scale(0.98); }
    .btn:active { transform: scale(0.96); }
}

/* Yatay mod (landscape) düzeltmeleri */
@media (max-height: 500px) and (orientation: landscape) {
    .modal { max-height: 100vh; border-radius: 16px; }
    .modal-overlay { align-items: center; padding: 8px; }
    .item-detail-img { height: 150px; }
    .campaign-card { height: 160px; }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #ccc; border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: #aaa; }