/* ==========================================
   AntalyaCar - Design System (Light Theme)
   Clean, minimal, Airbnb/Trendyol style
   ========================================== */

:root {
    /* Colors - Orange/Green Vibrant */
    --color-primary: #ff6b00;
    --color-primary-light: #ff8534;
    --color-primary-dark: #e55d00;
    --color-primary-50: rgba(255, 107, 0, 0.06);
    --color-primary-100: rgba(255, 107, 0, 0.12);

    --color-secondary: #00b67a;
    --color-secondary-light: #34c759;
    --color-secondary-dark: #009963;
    --color-secondary-50: rgba(0, 182, 122, 0.06);

    --color-success: #00b67a;
    --color-success-bg: rgba(0, 182, 122, 0.08);
    --color-warning: #f5a623;
    --color-warning-bg: rgba(245, 166, 35, 0.08);
    --color-danger: #e53e3e;
    --color-danger-bg: rgba(229, 62, 62, 0.08);
    --color-info: #3182ce;
    --color-info-bg: rgba(49, 130, 206, 0.08);

    /* Light Theme */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fb;
    --bg-tertiary: #f1f3f7;
    --bg-card: #ffffff;
    --bg-card-hover: #fafbfc;
    --bg-input: #f8f9fb;
    --bg-hero: linear-gradient(135deg, #fff7f0 0%, #ffffff 50%, #f0faf5 100%);

    --text-primary: #1a1a2e;
    --text-secondary: #5a6073;
    --text-muted: #9ca3b0;
    --text-accent: var(--color-primary);

    --border-color: #e8eaef;
    --border-color-hover: #d0d4dc;
    --border-input: #dde0e7;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.1);
    --shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 2px 8px rgba(0,0,0,0.03);
    --shadow-card-hover: 0 4px 16px rgba(0, 0, 0, 0.08);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.25rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-2xl: 28px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 350ms ease;

    /* Z-index */
    --z-dropdown: 100;
    --z-header: 200;
    --z-modal: 300;
    --z-toast: 400;
    --z-loading: 500;

    /* Layout */
    --header-height: 68px;
    --container-max: 1240px;
    --sidebar-width: 260px;
}

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

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

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: color var(--transition-fast); }
button { cursor: pointer; border: none; background: none; font-family: inherit; font-size: inherit; color: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; color: var(--text-primary); outline: none; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: #ccc; border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: #aaa; }

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.hidden { display: none !important; }

/* Icon Box */
.icon-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.icon-box svg { display: block; }

/* Loading Screen */
.loading-screen {
    position: fixed;
    inset: 0;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-loading);
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.loading-screen.fade-out { opacity: 0; visibility: hidden; }

.loader { text-align: center; }

.loader-car {
    width: 48px;
    height: 48px;
    border: 3px solid var(--bg-tertiary);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto var(--space-4);
}

.loader-road { display: none; }

.loader-text {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-primary);
}

.loader-text-accent { color: var(--color-primary); }

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

/* ==========================================
   HEADER
   ========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    z-index: var(--z-header);
    transition: box-shadow var(--transition-base);
}

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

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

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    text-decoration: none;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.logo-icon svg { width: 20px; height: 20px; }

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

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

/* Navigation */
.nav { display: flex; align-items: center; gap: var(--space-1); }

.nav-link {
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.nav-link:hover { color: var(--text-primary); background: var(--bg-secondary); }
.nav-link.active { color: var(--color-primary); background: var(--color-primary-50); font-weight: 600; }

/* Header Actions */
.header-actions { display: flex; align-items: center; gap: var(--space-3); }
.auth-buttons { display: flex; gap: var(--space-2); }

/* User Menu */
.user-menu { position: relative; }

.user-menu-btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: 6px 12px 6px 6px;
    border-radius: var(--radius-full);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.user-menu-btn:hover { border-color: var(--border-color-hover); box-shadow: var(--shadow-sm); }

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-sm);
    color: white;
}

#user-name-display {
    font-weight: 500;
    font-size: var(--font-size-sm);
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chevron-down { transition: transform var(--transition-fast); }

.user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 200px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2);
    z-index: var(--z-dropdown);
}

.user-dropdown a {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.user-dropdown a:hover { color: var(--text-primary); background: var(--bg-secondary); }

.user-dropdown hr { border: none; border-top: 1px solid var(--border-color); margin: var(--space-2) 0; }

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
}

.mobile-menu-btn span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.mobile-menu {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: white;
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-4) var(--space-6);
    box-shadow: var(--shadow-lg);
}

.mobile-menu a {
    display: block;
    padding: var(--space-3) 0;
    color: var(--text-secondary);
    font-weight: 500;
}

.mobile-menu a:hover { color: var(--color-primary); }
.mobile-menu hr { border: none; border-top: 1px solid var(--border-color); margin: var(--space-2) 0; }

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
    white-space: nowrap;
    border: none;
    cursor: pointer;
}

.btn svg { flex-shrink: 0; }

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

.btn-primary:hover { background: var(--color-primary-dark); box-shadow: var(--shadow-md); transform: translateY(-1px); }

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

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

.btn-ghost {
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    background: white;
}

.btn-ghost:hover { color: var(--text-primary); border-color: var(--border-color-hover); background: var(--bg-secondary); }

.btn-danger { background: var(--color-danger); color: white; }
.btn-danger:hover { opacity: 0.9; }

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

.btn-text { color: var(--color-primary); background: none; padding: var(--space-2); }
.btn-text:hover { background: var(--color-primary-50); }

.btn-sm { padding: 6px 14px; font-size: var(--font-size-xs); }
.btn-lg { padding: 14px 28px; font-size: var(--font-size-base); border-radius: var(--radius-lg); }
.btn-icon { padding: 8px; border-radius: var(--radius-md); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* ==========================================
   FORM ELEMENTS
   ========================================== */
.form-group { margin-bottom: var(--space-5); }

.form-label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.form-input {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
}

.form-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-50);
    background: white;
}

.form-input::placeholder { color: var(--text-muted); }

.password-wrapper {
    position: relative;
    display: block;
}

.password-wrapper .form-input {
    padding-right: 40px;
}

.password-toggle-btn {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    cursor: pointer;
    font-size: 1.15rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
}

.password-toggle-btn:hover {
    color: var(--text-primary);
}

.form-select {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: all var(--transition-fast);
    appearance: none;
    font-size: var(--font-size-sm);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239ca3b0' stroke-width='2'%3E%3Cpolyline points='6,9 12,15 18,9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

.form-select:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-50); }

.form-textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    resize: vertical;
    min-height: 100px;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.form-textarea:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-50); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }

.form-hint { font-size: var(--font-size-xs); color: var(--text-muted); margin-top: 4px; }
.form-error { color: var(--color-danger); font-size: var(--font-size-xs); margin-top: 4px; }

/* File Upload */
.file-upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-8) var(--space-6);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    background: var(--bg-secondary);
}

.file-upload-area:hover { border-color: var(--color-primary); background: var(--color-primary-50); }
.file-upload-area.dragover { border-color: var(--color-primary); background: var(--color-primary-50); }

.file-upload-icon { color: var(--text-muted); margin-bottom: var(--space-3); }
.file-upload-text { font-size: var(--font-size-sm); color: var(--text-secondary); }
.file-upload-text strong { color: var(--color-primary); }
.file-upload-hint { font-size: var(--font-size-xs); color: var(--text-muted); margin-top: var(--space-2); }

/* ==========================================
   CARDS
   ========================================== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-card-hover);
    border-color: var(--border-color-hover);
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.badge svg { width: 12px; height: 12px; }

.badge-primary { background: var(--color-primary-50); color: var(--color-primary); }
.badge-secondary { background: var(--color-secondary-50); color: var(--color-secondary); }
.badge-success { background: var(--color-success-bg); color: var(--color-success); }
.badge-danger { background: var(--color-danger-bg); color: var(--color-danger); }
.badge-warning { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-info { background: var(--color-info-bg); color: var(--color-info); }
.badge-neutral { background: var(--bg-tertiary); color: var(--text-secondary); }

/* Stat Card */
.stat-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    transition: all var(--transition-base);
}

.stat-card:hover { box-shadow: var(--shadow-md); border-color: var(--border-color-hover); }

.stat-icon { margin-bottom: var(--space-3); }
.stat-value { font-size: var(--font-size-3xl); font-weight: 800; color: var(--text-primary); line-height: 1.2; }
.stat-label { color: var(--text-muted); font-size: var(--font-size-sm); margin-top: 2px; }

/* ==========================================
   TABLE
   ========================================== */
.table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: white;
}

.table { width: 100%; border-collapse: collapse; }

.table th {
    padding: 12px 16px;
    background: var(--bg-secondary);
    text-align: left;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
}

.table td {
    padding: 12px 16px;
    font-size: var(--font-size-sm);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: var(--bg-secondary); }

/* ==========================================
   TABS
   ========================================== */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--space-6);
    overflow-x: auto;
}

.tab {
    padding: var(--space-3) var(--space-5);
    color: var(--text-muted);
    font-weight: 500;
    font-size: var(--font-size-sm);
    border-bottom: 2px solid transparent;
    transition: all var(--transition-fast);
    white-space: nowrap;
    cursor: pointer;
    margin-bottom: -1px;
}

.tab:hover { color: var(--text-primary); }
.tab.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--space-16) 0 var(--space-8);
    margin-top: var(--space-20);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-10);
    margin-bottom: var(--space-10);
}

.footer-desc {
    color: var(--text-secondary);
    margin-top: var(--space-4);
    font-size: var(--font-size-sm);
    line-height: 1.7;
    max-width: 280px;
}

.footer-links h4 {
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.footer-links a, .footer-links p {
    display: block;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-3);
}

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

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: var(--space-8);
    text-align: center;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* ==========================================
   TOAST
   ========================================== */
.toast-container {
    position: fixed;
    top: calc(var(--header-height) + 16px);
    right: var(--space-6);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.toast {
    padding: 12px 20px;
    border-radius: var(--radius-md);
    background: white;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    min-width: 280px;
    max-width: 400px;
    animation: toast-in 0.3s ease forwards;
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.toast.toast-out { animation: toast-out 0.3s ease forwards; }

.toast-success { border-left: 3px solid var(--color-success); }
.toast-error { border-left: 3px solid var(--color-danger); }
.toast-info { border-left: 3px solid var(--color-info); }
.toast-warning { border-left: 3px solid var(--color-warning); }

@keyframes toast-in { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes toast-out { from { transform: translateX(0); opacity: 1; } to { transform: translateX(100%); opacity: 0; } }

/* ==========================================
   MODAL
   ========================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--space-6);
    animation: fade-in 0.2s ease;
}

.modal {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 520px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    animation: modal-in 0.25s ease;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 { font-size: var(--font-size-lg); font-weight: 700; }
.modal-body { padding: var(--space-6); }

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes modal-in { from { transform: scale(0.96) translateY(8px); opacity: 0; } to { transform: scale(1) translateY(0); opacity: 1; } }

/* ==========================================
   ANIMATIONS
   ========================================== */
@keyframes slide-up {
    from { transform: translateY(24px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.animate-slide-up { animation: slide-up 0.5s ease forwards; }
.animate-delay-1 { animation-delay: 0.1s; opacity: 0; }
.animate-delay-2 { animation-delay: 0.2s; opacity: 0; }
.animate-delay-3 { animation-delay: 0.3s; opacity: 0; }
.animate-delay-4 { animation-delay: 0.4s; opacity: 0; }

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
}

@media (max-width: 768px) {
    :root {
        --header-height: 60px;
        --font-size-5xl: 2.25rem;
    }
    .nav { display: none; }
    .auth-buttons { display: none; }
    .mobile-menu-btn { display: flex; }
    .footer-grid { grid-template-columns: 1fr; gap: var(--space-6); }
    .form-row { grid-template-columns: 1fr; }
    .container { padding: 0 var(--space-4); }
    #user-name-display { display: none; }
}

@media (max-width: 480px) {
    :root {
        --font-size-5xl: 1.875rem;
        --font-size-4xl: 1.625rem;
    }
}