/* ==========================================================================
   سامانه قرعه‌کشی گالری اهورا - CSS سفارشی RTL
   Requirements: 12.1 (RTL), 12.5 (Responsive)
   Color Scheme: Teal (#0d9488) + Gold (#d4a017) + Light Gray (#f4f5f7)
   ========================================================================== */

/* ==========================================================================
   1. @font-face
   ========================================================================== */
@font-face {
    font-family: 'MainFont';
    src: url('/public/fonts/main.woff') format('woff'),
         url('/public/fonts/main.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

/* ==========================================================================
   2. CSS Reset / Normalize
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: 'MainFont', Tahoma, Arial, sans-serif;
    direction: rtl;
    text-align: right;
    line-height: 1.7;
    color: #1f2937;
    background-color: #f4f5f7;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s ease;
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    font-size: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    direction: rtl;
}

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

/* ==========================================================================
   3. CSS Variables
   ========================================================================== */
:root {
    --color-primary: #1a3a4a;
    --color-accent: #0d9488;
    --color-accent-hover: #0f766e;
    --color-accent-light: rgba(13, 148, 136, 0.08);
    --color-gold: #d4a017;
    --color-gold-light: rgba(212, 160, 23, 0.1);
    --color-white: #ffffff;
    --color-text: #1f2937;
    --color-text-light: #4b5563;
    --color-text-muted: #6b7280;
    --color-bg: #f4f5f7;
    --color-bg-light: #f9fafb;
    --color-border: #e0ecef;
    --color-error: #e74c3c;
    --color-success: #10b981;
    --color-warning: #f59e0b;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 50%;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.1);

    --nav-height: 64px;
    --container-max: 1200px;
    --container-padding: 16px;

    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;
}

/* ==========================================================================
   4. Navigation Styles
   ========================================================================== */
.main-nav {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 1000;
    background-color: var(--color-white);
    height: var(--nav-height);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-brand a {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--color-primary);
    letter-spacing: -0.5px;
}

.nav-brand a:hover {
    color: var(--color-accent);
}

/* Hamburger Toggle */
.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    padding: 4px;
}

.nav-toggle-bar {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-primary);
    border-radius: 2px;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

/* Nav Menu */
.nav-menu {
    position: fixed;
    top: var(--nav-height);
    right: 0;
    left: 0;
    background-color: var(--color-white);
    padding: 16px 0;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-normal), opacity var(--transition-normal), visibility var(--transition-normal);
    box-shadow: var(--shadow-lg);
    border-bottom: 1px solid var(--color-border);
}

.nav-menu--open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.nav-item {
    padding: 0 var(--container-padding);
}

.nav-link {
    display: block;
    padding: 10px 12px;
    color: var(--color-text);
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav-link:hover {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
}

.nav-link--active {
    color: var(--color-accent);
    background-color: var(--color-accent-light);
}

.nav-link--login {
    color: var(--color-white);
    background-color: var(--color-accent);
    text-align: center;
    margin-top: 8px;
}

.nav-link--login:hover {
    background-color: var(--color-accent-hover);
    color: var(--color-white);
}

.nav-link--logout {
    color: var(--color-text-muted);
}

.nav-link--logout:hover {
    color: var(--color-error);
}

/* ==========================================================================
   5. Main Content Area
   ========================================================================== */
.main-content {
    margin-top: var(--nav-height);
    min-height: calc(100vh - var(--nav-height) - 200px);
}

.content-wrapper {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 24px var(--container-padding);
}

/* ==========================================================================
   6. Card Styles
   ========================================================================== */
.card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card__image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card__body {
    padding: 16px;
}

.card__title {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.card__text {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: 12px;
}

.card__meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.card__price {
    font-size: 1rem;
    font-weight: bold;
    color: var(--color-gold);
}

.card__footer {
    padding: 12px 16px;
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Card Grid */
.card-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

/* ==========================================================================
   7. Form Styles
   ========================================================================== */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: bold;
    color: var(--color-text);
    margin-bottom: 6px;
}

.form-label--required::after {
    content: ' *';
    color: var(--color-error);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background-color: var(--color-white);
    color: var(--color-text);
    font-size: 0.95rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

.form-input--error,
.form-select--error,
.form-textarea--error {
    border-color: var(--color-error);
}

.form-input--error:focus {
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

.form-input:disabled,
.form-input--disabled {
    background-color: var(--color-bg-light);
    color: var(--color-text-muted);
    cursor: not-allowed;
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

.form-error {
    font-size: 0.8rem;
    color: var(--color-error);
    margin-top: 4px;
}

.form-hint {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* ==========================================================================
   8. Button Styles
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 0.95rem;
    font-weight: bold;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
    white-space: nowrap;
    text-align: center;
}

.btn:active {
    transform: scale(0.97);
}

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

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

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

.btn--dark:hover {
    background-color: #0f2a34;
}

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

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

.btn--ghost {
    background-color: transparent;
    color: var(--color-text-light);
}

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

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

.btn--danger:hover {
    background-color: #c0392b;
}

.btn--block {
    display: flex;
    width: 100%;
}

.btn--sm {
    padding: 6px 12px;
    font-size: 0.85rem;
}

.btn--lg {
    padding: 14px 28px;
    font-size: 1.05rem;
}

.btn:disabled,
.btn--disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ==========================================================================
   9. Footer Styles
   ========================================================================== */
.main-footer {
    background-color: var(--color-white);
    color: var(--color-text-light);
    padding: 40px 0 24px;
    margin-top: 60px;
    border-top: 1px solid var(--color-border);
}

.footer-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.footer-brand {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.footer-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.footer-contact a {
    color: var(--color-accent);
}

.footer-contact a:hover {
    color: var(--color-accent-hover);
}

.footer-copy {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 16px;
}

/* ==========================================================================
   10. Utility Classes
   ========================================================================== */

/* Text */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }
.text-accent { color: var(--color-accent); }
.text-muted { color: var(--color-text-muted); }
.text-error { color: var(--color-error); }
.text-success { color: var(--color-success); }
.text-sm { font-size: 0.85rem; }
.text-lg { font-size: 1.15rem; }
.text-bold { font-weight: bold; }

/* Spacing */
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.p-1 { padding: 8px; }
.p-2 { padding: 16px; }
.p-3 { padding: 24px; }
.p-4 { padding: 32px; }

/* Display */
.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }
.flex-center { align-items: center; justify-content: center; }
.flex-between { align-items: center; justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }

/* Width */
.w-full { width: 100%; }
.w-auto { width: auto; }

/* Background */
.bg-light { background-color: var(--color-bg-light); }
.bg-white { background-color: var(--color-white); }
.bg-primary { background-color: var(--color-primary); }

/* Border */
.rounded { border-radius: var(--radius-md); }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-lg { border-radius: var(--radius-lg); }
.border { border: 1px solid var(--color-border); }

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

/* ==========================================================================
   11. Page-Specific Styles
   ========================================================================== */

/* Page Header */
.page-header {
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border);
}

.page-title {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--color-primary);
}

.page-subtitle {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* Lottery Card Specific */
.lottery-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: box-shadow var(--transition-normal);
}

.lottery-card:hover {
    box-shadow: var(--shadow-md);
}

.lottery-card__image {
    width: 100%;
    height: 180px;
    object-fit: cover;
    background-color: var(--color-bg-light);
}

.lottery-card__body {
    padding: 16px;
}

.lottery-card__name {
    font-size: 1.05rem;
    font-weight: bold;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.lottery-card__date {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.lottery-card__fee {
    font-size: 1rem;
    font-weight: bold;
    color: var(--color-gold);
    margin-bottom: 12px;
}

.lottery-card__status {
    display: inline-block;
    padding: 3px 10px;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
    font-weight: bold;
}

.lottery-card__status--active {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--color-success);
}

.lottery-card__status--completed {
    background-color: rgba(153, 153, 153, 0.1);
    color: var(--color-text-muted);
}

/* Winner Card */
.winner-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    text-align: center;
    padding: 20px 16px;
}

.winner-card__photo {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    object-fit: cover;
    margin: 0 auto 12px;
    border: 3px solid var(--color-accent);
}

.winner-card__name {
    font-size: 1rem;
    font-weight: bold;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.winner-card__mobile {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    direction: ltr;
    margin-bottom: 8px;
}

.winner-card__car {
    font-size: 0.9rem;
    color: var(--color-accent);
    font-weight: bold;
}

/* Auth Pages */
.auth-container {
    max-width: 400px;
    margin: 40px auto;
    padding: 32px 24px;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.auth-title {
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: 24px;
}

.auth-logo {
    text-align: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
    color: var(--color-accent);
    font-weight: bold;
}

/* OTP Input */
.otp-input-group {
    display: flex;
    gap: 8px;
    direction: ltr;
    justify-content: center;
    margin: 16px 0;
}

.otp-input {
    width: 44px;
    height: 48px;
    text-align: center;
    font-size: 1.2rem;
    font-weight: bold;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    outline: none;
    transition: border-color var(--transition-fast);
}

.otp-input:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

/* ==========================================================================
   12. Table Styles
   ========================================================================== */
.table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.table th,
.table td {
    padding: 12px 16px;
    text-align: right;
    border-bottom: 1px solid var(--color-border);
}

.table th {
    background-color: var(--color-bg-light);
    font-weight: bold;
    color: var(--color-primary);
    font-size: 0.85rem;
}

.table tr:last-child td {
    border-bottom: none;
}

.table tr:hover td {
    background-color: var(--color-bg-light);
}

/* ==========================================================================
   13. Badge / Status Styles
   ========================================================================== */
.badge {
    display: inline-block;
    padding: 3px 10px;
    font-size: 0.75rem;
    font-weight: bold;
    border-radius: var(--radius-sm);
}

.badge--success {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--color-success);
}

.badge--error {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--color-error);
}

.badge--warning {
    background-color: rgba(243, 156, 18, 0.1);
    color: var(--color-warning);
}

.badge--info {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
}

/* ==========================================================================
   14. Alert / Message Styles
   ========================================================================== */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.alert--success {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--color-success);
    border: 1px solid rgba(39, 174, 96, 0.2);
}

.alert--error {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--color-error);
    border: 1px solid rgba(231, 76, 60, 0.2);
}

.alert--warning {
    background-color: rgba(243, 156, 18, 0.1);
    color: var(--color-warning);
    border: 1px solid rgba(243, 156, 18, 0.2);
}

.alert--info {
    background-color: var(--color-accent-light);
    color: var(--color-accent-hover);
    border: 1px solid rgba(201, 168, 76, 0.2);
}

/* ==========================================================================
   15. Receipt Styles
   ========================================================================== */
.receipt {
    max-width: 480px;
    margin: 0 auto;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.receipt__header {
    background-color: var(--color-accent);
    color: var(--color-white);
    padding: 20px;
    text-align: center;
}

.receipt__header-title {
    font-size: 1.1rem;
    color: var(--color-white);
    margin-bottom: 4px;
}

.receipt__body {
    padding: 20px;
}

.receipt__row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px dashed var(--color-border);
}

.receipt__row:last-child {
    border-bottom: none;
}

.receipt__label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.receipt__value {
    font-size: 0.95rem;
    font-weight: bold;
    color: var(--color-text);
}

.receipt__footer {
    padding: 16px 20px;
    background-color: var(--color-bg-light);
    text-align: center;
}

/* Rubika Share Button */
.btn--rubika {
    background-color: #6c5ce7;
    color: var(--color-white);
}

.btn--rubika:hover {
    background-color: #5a4bd1;
}

/* ==========================================================================
   16. Calendar Styles
   ========================================================================== */
.calendar {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.calendar__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background-color: var(--color-accent);
    color: var(--color-white);
}

.calendar__title {
    font-size: 1rem;
    font-weight: bold;
}

.calendar__nav-btn {
    color: var(--color-white);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
}

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

.calendar__weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    background-color: var(--color-bg-light);
    border-bottom: 1px solid var(--color-border);
}

.calendar__weekday {
    text-align: center;
    padding: 8px 4px;
    font-size: 0.8rem;
    font-weight: bold;
    color: var(--color-text-muted);
}

.calendar__days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    padding: 8px;
    gap: 4px;
}

.calendar__day {
    text-align: center;
    padding: 8px 4px;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.calendar__day:hover {
    background-color: var(--color-bg-light);
}

.calendar__day--today {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
    font-weight: bold;
}

.calendar__day--event {
    background-color: var(--color-accent);
    color: var(--color-primary);
    font-weight: bold;
}

.calendar__day--event:hover {
    background-color: var(--color-accent-hover);
}

.calendar__day--empty {
    cursor: default;
}

/* Tooltip */
.tooltip {
    position: relative;
}

.tooltip__content {
    position: absolute;
    bottom: 100%;
    right: 50%;
    transform: translateX(50%);
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-fast), visibility var(--transition-fast);
    z-index: 10;
}

.tooltip:hover .tooltip__content {
    opacity: 1;
    visibility: visible;
}

/* ==========================================================================
   17. Slider / Carousel Styles
   ========================================================================== */
.slider {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
}

.slider__track {
    display: flex;
    transition: transform var(--transition-slow);
}

.slider__slide {
    min-width: 100%;
    flex-shrink: 0;
}

.slider__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(13, 148, 136, 0.7);
    color: var(--color-white);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast);
}

.slider__nav:hover {
    background-color: rgba(13, 148, 136, 0.95);
}

.slider__nav--prev {
    right: 12px;
}

.slider__nav--next {
    left: 12px;
}

.slider__dots {
    display: flex;
    justify-content: center;
    gap: 6px;
    padding: 12px 0;
}

.slider__dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background-color: var(--color-border);
    transition: background-color var(--transition-fast);
}

.slider__dot--active {
    background-color: var(--color-accent);
}

/* ==========================================================================
   18. Panel / Dashboard Styles
   ========================================================================== */
.panel {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.panel__sidebar {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 16px;
}

.panel__sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.panel__sidebar-link {
    display: block;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--color-text);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.panel__sidebar-link:hover {
    background-color: var(--color-bg-light);
}

.panel__sidebar-link--active {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
    font-weight: bold;
}

.panel__content {
    min-width: 0;
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 16px;
    text-align: center;
}

.stat-card__value {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--color-gold);
    margin-bottom: 4px;
}

.stat-card__label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ==========================================================================
   19. Modal Styles
   ========================================================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 16px;
}

.modal {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

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

.modal__title {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--color-primary);
}

.modal__close {
    font-size: 1.5rem;
    color: var(--color-text-muted);
    line-height: 1;
}

.modal__close:hover {
    color: var(--color-text);
}

.modal__body {
    padding: 20px;
}

.modal__footer {
    padding: 16px 20px;
    border-top: 1px solid var(--color-border);
    display: flex;
    gap: 8px;
    justify-content: flex-start;
}

/* ==========================================================================
   20. Countdown Timer
   ========================================================================== */
.countdown {
    display: flex;
    gap: 12px;
    justify-content: center;
    direction: ltr;
}

.countdown__item {
    text-align: center;
}

.countdown__value {
    display: block;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--color-accent);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    min-width: 48px;
}

.countdown__label {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* ==========================================================================
   21. Responsive Breakpoints
   Mobile-first: default styles are mobile
   Tablet: 768px
   Desktop: 1024px
   ========================================================================== */

/* --- Tablet (768px and up) --- */
@media (min-width: 768px) {
    :root {
        --container-padding: 24px;
    }

    /* Navigation - horizontal menu on tablet+ */
    .nav-toggle {
        display: none;
    }

    .nav-menu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        display: flex;
        align-items: center;
        gap: 4px;
        padding: 0;
        background-color: transparent;
        box-shadow: none;
    }

    .nav-item {
        padding: 0;
    }

    .nav-link {
        padding: 8px 12px;
        font-size: 0.9rem;
    }

    .nav-link--login {
        margin-top: 0;
        margin-right: 8px;
    }

    /* Content */
    .content-wrapper {
        padding: 32px var(--container-padding);
    }

    /* Card Grid - 2 columns */
    .card-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Footer */
    .footer-container {
        grid-template-columns: 1fr 1fr;
    }

    .footer-copy {
        grid-column: 1 / -1;
    }

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

    /* Panel */
    .panel {
        grid-template-columns: 220px 1fr;
    }

    /* Auth */
    .auth-container {
        margin: 60px auto;
    }

    /* Page Title */
    .page-title {
        font-size: 1.6rem;
    }
}

/* --- Desktop (1024px and up) --- */
@media (min-width: 1024px) {
    :root {
        --container-padding: 32px;
    }

    /* Navigation */
    .nav-link {
        padding: 8px 16px;
    }

    /* Card Grid - 3 columns */
    .card-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Footer */
    .footer-container {
        grid-template-columns: 2fr 1fr 1fr;
    }

    .footer-copy {
        grid-column: 1 / -1;
    }

    /* Stats */
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    /* Panel */
    .panel {
        grid-template-columns: 250px 1fr;
        gap: 24px;
    }

    /* Lottery Card Image */
    .lottery-card__image {
        height: 220px;
    }

    /* Content */
    .content-wrapper {
        padding: 40px var(--container-padding);
    }
}

/* --- Large Desktop (1280px and up) --- */
@media (min-width: 1280px) {
    .card-grid--4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ==========================================================================
   22. Print Styles
   ========================================================================== */
@media print {
    .main-nav,
    .nav-toggle,
    .main-footer,
    .btn,
    .panel__sidebar {
        display: none;
    }

    .main-content {
        margin-top: 0;
    }

    body {
        color: #000;
        background: #fff;
    }

    .receipt {
        border: 1px solid #000;
        box-shadow: none;
    }
}

/* ==========================================================================
   23. Animations
   ========================================================================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn var(--transition-normal) ease forwards;
}

.animate-slide-up {
    animation: slideUp var(--transition-normal) ease forwards;
}

/* Content transition for Ajax loading */
#page-content {
    animation: fadeIn 0.2s ease;
}

/* ==========================================================================
   24. Home Page Styles
   Requirements: 8.1, 8.2, 8.3, 8.4
   ========================================================================== */

/* Section Title */
.section-title {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--color-primary);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--color-accent);
    display: inline-block;
}

.home-hero {
    text-align: center;
    padding: 32px 0 16px;
}

.home-section {
    margin-bottom: 40px;
}

/* Calendar Loading */
.calendar__loading {
    padding: 8px;
}

/* Winner Slide (inside slider) */
.winner-slide {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px 16px;
    text-align: center;
    background-color: var(--color-bg-light);
    border-radius: var(--radius-md);
    margin: 0 8px;
}

.winner-slide__image {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: 16px;
    border: 3px solid var(--color-accent);
}

.winner-slide__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.winner-slide__info {
    text-align: center;
}

.winner-slide__name {
    font-size: 1.05rem;
    font-weight: bold;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.winner-slide__car {
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.winner-slide__date {
    font-size: 0.85rem;
}

/* Responsive: Tablet+ */
@media (min-width: 768px) {
    .home-hero {
        padding: 48px 0 24px;
    }

    .section-title {
        font-size: 1.3rem;
    }

    .winner-slide {
        flex-direction: row;
        text-align: right;
        gap: 24px;
        padding: 32px;
    }

    .winner-slide__image {
        margin-bottom: 0;
        width: 140px;
        height: 140px;
    }

    .winner-slide__info {
        text-align: right;
    }
}

/* ==========================================================================
   25. Lottery Single Page Styles
   Requirements: 2.2 (Dedicated lottery page)
   ========================================================================== */

/* Gallery */
.lottery-gallery {
    margin-bottom: 24px;
}

.lottery-gallery__image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: var(--radius-md);
    background-color: var(--color-bg-light);
}

.lottery-gallery__thumbs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 4px 0;
}

.lottery-gallery__thumb {
    flex-shrink: 0;
    width: 64px;
    height: 48px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 2px solid var(--color-border);
    cursor: pointer;
    transition: border-color var(--transition-fast);
    padding: 0;
}

.lottery-gallery__thumb:hover {
    border-color: var(--color-accent);
}

.lottery-gallery__thumb--active {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px var(--color-accent-light);
}

.lottery-gallery__thumb-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Lottery Details */
.lottery-details {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 24px;
}

.lottery-details__title {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--color-primary);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-accent);
}

.lottery-details__countdown {
    background-color: var(--color-bg-light);
    border-radius: var(--radius-md);
    padding: 16px;
    text-align: center;
}

.lottery-details__info {
    margin-top: 16px;
}

.lottery-details__row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 12px 0;
    border-bottom: 1px dashed var(--color-border);
}

.lottery-details__row:last-child {
    border-bottom: none;
}

.lottery-details__label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    flex-shrink: 0;
    margin-left: 12px;
}

.lottery-details__value {
    font-size: 0.95rem;
    font-weight: bold;
    color: var(--color-text);
    text-align: left;
}

.lottery-details__value--accent {
    color: var(--color-gold);
    font-size: 1.1rem;
}

.lottery-details__action {
    margin-top: 24px;
}

/* Responsive: Tablet+ */
@media (min-width: 768px) {
    .lottery-gallery__image {
        height: 400px;
    }

    .lottery-gallery__thumb {
        width: 80px;
        height: 60px;
    }

    .lottery-details {
        padding: 32px;
    }

    .lottery-details__title {
        font-size: 1.6rem;
    }
}

/* Responsive: Desktop+ */
@media (min-width: 1024px) {
    .lottery-gallery__image {
        height: 480px;
    }

    .lottery-gallery__thumb {
        width: 96px;
        height: 72px;
    }
}