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

:root {
    --primary: #c9a227;
    --primary-dark: #a68520;
    --primary-light: #e8d78a;
    --bg: #f5f5f5;
    --bg-dark: #1a1a1a;
    --card-bg: #ffffff;
    --text: #333333;
    --text-light: #666666;
    --text-muted: #999999;
    --border: #e0e0e0;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --radius: 8px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100vh;
}

/* Login Page */
.login-page {
    background: linear-gradient(135deg, var(--bg-dark) 0%, #2d2d2d 100%);
}

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-box {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 12px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo h1 {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 4px;
}

.login-logo p {
    color: var(--text-light);
    font-size: 14px;
    margin-top: 4px;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 14px;
    color: var(--text-light);
}

.login-footer a {
    color: var(--primary);
    text-decoration: none;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.15);
}

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-check-input {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

.form-check-label {
    font-size: 14px;
    color: var(--text-light);
}

.text-danger {
    color: var(--danger);
    font-size: 13px;
    margin-top: 4px;
    display: block;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    font-size: 14px;
}

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

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    gap: 8px;
}

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

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

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

.btn-outline:hover {
    background: var(--bg);
}

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-back {
    background: none;
    border: none;
    color: var(--text-light);
    padding: 0;
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
}

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

/* Header */
.header {
    background: var(--bg-dark);
    color: #fff;
    padding: 0 24px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 3px;
    text-decoration: none;
}

.header-nav {
    display: flex;
    gap: 8px;
}

.nav-link {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}

.nav-link:hover {
    color: #fff;
    background: rgba(255,255,255,0.1);
}

.nav-link.active {
    color: var(--primary);
    background: rgba(201, 162, 39, 0.15);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-user {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
}

.logout-form {
    display: inline;
}

.header .btn-outline {
    border-color: rgba(255,255,255,0.3);
    color: #fff;
}

.header .btn-outline:hover {
    background: rgba(255,255,255,0.1);
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    gap: 4px;
    margin-right: 8px;
}

.lang-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 28px;
    font-size: 11px;
    font-weight: 600;
    color: rgba(255,255,255,0.6);
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.2s;
}

.lang-btn:hover {
    background: rgba(255,255,255,0.2);
    color: #fff;
}

.lang-btn.active {
    background: var(--primary);
    color: #1a1a1a;
}

.mobile-lang-switcher {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
}

.mobile-lang-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 36px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-light);
    background: var(--bg);
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.2s;
}

.mobile-lang-btn:hover {
    background: var(--border);
}

.mobile-lang-btn.active {
    background: var(--primary);
    color: #1a1a1a;
}

/* Kur Ticker Band */
.kur-ticker {
    background: linear-gradient(90deg, #1a1a1a 0%, #2d2d2d 100%);
    overflow: hidden;
    white-space: nowrap;
    padding: 8px 0;
    position: sticky;
    top: 60px;
    z-index: 99;
    border-bottom: 1px solid #444;
}

.kur-ticker-content {
    display: inline-flex;
    gap: 16px;
    animation: ticker 30s linear infinite;
    padding-left: 100%;
}

.kur-ticker:hover .kur-ticker-content {
    animation-play-state: paused;
}

@keyframes ticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-100%); }
}

.kur-ticker .kur-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #fff;
    font-size: 13px;
    font-weight: 500;
}

.kur-ticker .kur-label {
    color: var(--primary);
    font-weight: 600;
}

.kur-ticker .kur-separator {
    color: #555;
    padding: 0 8px;
}

.kur-ticker .kur-update {
    color: #888;
    font-size: 12px;
}

/* Main Content */
.main-content {
    padding: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.main-content.no-header {
    padding: 0;
    max-width: none;
}

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.page-header h1 {
    font-size: 24px;
    font-weight: 600;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--card-bg);
    padding: 24px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-light);
}

/* Cards */
.card {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 24px;
    overflow: hidden;
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.card-body {
    padding: 20px;
}

.link {
    color: var(--primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.link:hover {
    text-decoration: underline;
}

/* Filters */
.filters {
    margin-bottom: 24px;
}

.filter-form {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    gap: 8px;
}

.filter-group select,
.filter-group input {
    padding: 10px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    font-family: inherit;
    background: var(--card-bg);
    min-width: 180px;
}

.filter-group select:focus,
.filter-group input:focus {
    outline: none;
    border-color: var(--primary);
}

/* Orders List */
.orders-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.order-card {
    display: block;
    background: var(--card-bg);
    border-radius: 12px;
    padding: 16px 20px;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.2s;
    border: 2px solid transparent;
    text-decoration: none;
    color: inherit;
}

.order-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}

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

.order-ref {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
}

.order-status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

/* ERP Siparis/Kalem Durumlari */
.status-entering {
    background: #e3f2fd;
    color: #1565c0;
}

.status-production {
    background: #fff3e0;
    color: #e65100;
}

.status-planning {
    background: #f3e5f5;
    color: #7b1fa2;
}

.status-produced {
    background: #e8f5e9;
    color: #2e7d32;
}

.status-shipped {
    background: #c8e6c9;
    color: #1b5e20;
}

.status-cancelled {
    background: #ffebee;
    color: #c62828;
}

.status-stock {
    background: #eceff1;
    color: #546e7a;
}

.status-waiting {
    background: #fff8e1;
    color: #f57f17;
}

.status-approval {
    background: #e1f5fe;
    color: #0277bd;
}

.order-info {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 14px;
    color: var(--text-light);
}

/* Order Detail */
.order-detail-header {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.order-detail-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.order-detail-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.detail-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-value {
    font-size: 14px;
    font-weight: 500;
}

.order-note {
    margin-top: 16px;
    color: var(--text-light);
    font-size: 14px;
}

.section-subtitle {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
}

/* Order Items */
.order-items {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.order-item {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    gap: 16px;
    box-shadow: var(--shadow);
}

.item-image {
    width: 80px;
    height: 80px;
    border-radius: var(--radius);
    object-fit: cover;
    background: var(--bg);
}

.item-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.item-code {
    font-size: 16px;
    font-weight: 600;
}

.item-details {
    font-size: 13px;
    color: var(--text-light);
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.item-status {
    margin-top: auto;
}

/* Info Rows */
.info-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.info-row:last-child {
    border-bottom: none;
}

.info-label {
    color: var(--text-light);
    font-size: 14px;
}

.info-value {
    font-weight: 500;
    font-size: 14px;
}

/* Empty States */
.empty-state,
.empty-message {
    text-align: center;
    padding: 40px;
    color: var(--text-light);
}

/* Load More */
.load-more {
    text-align: center;
    padding: 20px;
}

/* Mobile Menu Button (Hamburger) */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: all 0.3s;
}

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

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

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

/* Mobile Menu Dropdown */
.mobile-menu {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--bg-dark);
    padding: 16px;
    z-index: 200;
    flex-direction: column;
    gap: 4px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    max-height: calc(100vh - 60px);
    overflow-y: auto;
}

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

.mobile-nav-link {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 500;
    transition: all 0.2s;
}

.mobile-nav-link:hover,
.mobile-nav-link:active {
    color: #fff;
    background: rgba(255,255,255,0.1);
}

.mobile-menu-divider {
    height: 1px;
    background: rgba(255,255,255,0.2);
    margin: 8px 0;
}

.mobile-logout-form {
    margin: 0;
}

.mobile-logout-btn {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    color: #ff6b6b !important;
}

.mobile-logout-btn:hover {
    background: rgba(255,107,107,0.15) !important;
}

/* Responsive */
@media (max-width: 768px) {
    /* Header */
    .header {
        padding: 0 12px;
        height: 56px;
    }

    .header-logo {
        font-size: 14px;
        letter-spacing: 1px;
        max-width: 180px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .header-nav {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
        order: 1;
    }

    .header-left {
        flex: 1;
    }

    .header-user {
        display: none;
    }

    .header-right {
        gap: 8px;
    }

    .header-right .logout-form {
        display: none;
    }

    /* Kur Ticker */
    .kur-ticker {
        top: 56px;
        padding: 6px 0;
    }

    .kur-ticker .kur-item {
        font-size: 11px;
    }

    .kur-ticker .kur-separator {
        padding: 0 4px;
    }

    /* Main Content */
    .main-content {
        padding: 12px;
    }

    /* Page Header */
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        margin-bottom: 16px;
    }

    .page-header h1 {
        font-size: 18px;
    }

    /* Cards */
    .card {
        border-radius: 8px;
        margin-bottom: 16px;
    }

    .card-header {
        padding: 12px 16px;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .card-header h3 {
        font-size: 15px;
    }

    .card-body {
        padding: 16px;
    }

    /* Stats Grid */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
        margin-bottom: 16px;
    }

    .stat-card {
        padding: 12px;
        border-radius: 8px;
    }

    .stat-value {
        font-size: 20px;
    }

    .stat-label {
        font-size: 12px;
    }

    /* Forms */
    .form-group {
        margin-bottom: 16px;
    }

    .form-group label {
        font-size: 13px;
        margin-bottom: 6px;
    }

    .form-control {
        padding: 10px 12px;
        font-size: 16px; /* Prevents zoom on iOS */
    }

    select.form-control {
        font-size: 16px;
    }

    /* Buttons */
    .btn {
        padding: 10px 16px;
        font-size: 14px;
        width: 100%;
        justify-content: center;
    }

    .btn-sm {
        padding: 8px 12px;
        font-size: 13px;
        width: auto;
    }

    /* Filter Form */
    .filter-form {
        flex-direction: column;
        gap: 10px;
    }

    .filter-group {
        width: 100%;
        flex-direction: column;
    }

    .filter-group select,
    .filter-group input {
        flex: 1;
        min-width: auto;
        width: 100%;
        font-size: 16px;
    }

    /* Order Cards */
    .order-card {
        padding: 12px;
        border-radius: 8px;
    }

    .order-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        margin-bottom: 10px;
    }

    .order-ref {
        font-size: 14px;
    }

    .order-status {
        font-size: 11px;
        padding: 3px 10px;
    }

    .order-info {
        flex-direction: column;
        gap: 4px;
        font-size: 13px;
    }

    /* Order Items */
    .order-item {
        flex-direction: column;
        padding: 12px;
    }

    .item-image {
        width: 100%;
        height: 140px;
    }

    .item-code {
        font-size: 14px;
    }

    .item-details {
        font-size: 12px;
        gap: 8px;
    }

    /* Order Detail */
    .order-detail-header {
        padding: 16px;
        border-radius: 8px;
        margin-bottom: 16px;
    }

    .order-detail-title {
        font-size: 16px;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .order-detail-info {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .detail-label {
        font-size: 11px;
    }

    .detail-value {
        font-size: 13px;
    }

    /* Info Rows */
    .info-row {
        flex-direction: column;
        gap: 4px;
        padding: 10px 0;
    }

    .info-label,
    .info-value {
        font-size: 13px;
    }

    /* Alerts */
    .alert {
        padding: 10px 12px;
        font-size: 13px;
        margin-bottom: 12px;
    }

    /* Empty States */
    .empty-state,
    .empty-message {
        padding: 24px 16px;
        font-size: 14px;
    }

    /* Login Box */
    .login-box {
        padding: 24px 20px;
    }

    .login-logo h1 {
        font-size: 24px;
    }

    /* Mobile Menu position fix */
    .mobile-menu {
        top: 56px;
    }
}

/* Extra small devices */
@media (max-width: 480px) {
    .header-logo {
        font-size: 12px;
        max-width: 140px;
    }

    .main-content {
        padding: 10px;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .stat-card {
        padding: 10px;
    }

    .stat-value {
        font-size: 18px;
    }

    .stat-label {
        font-size: 11px;
    }

    .card-body {
        padding: 12px;
    }

    .order-detail-info {
        grid-template-columns: 1fr;
    }

    .btn {
        padding: 12px 16px;
    }
}

/* Landscape orientation on mobile */
@media (max-width: 768px) and (orientation: landscape) {
    .mobile-menu {
        max-height: calc(100vh - 56px);
    }

    .kur-ticker {
        display: none; /* Hide ticker in landscape to save space */
    }
}

/* Touch-friendly improvements */
@media (hover: none) and (pointer: coarse) {
    .btn, .nav-link, .mobile-nav-link, .order-card {
        min-height: 44px; /* Apple's recommended touch target */
    }

    .form-control, select {
        min-height: 44px;
    }

    /* Remove hover effects on touch devices */
    .order-card:hover {
        transform: none;
    }

    .btn:hover {
        transform: none;
    }
}