/* ============================================
   StayHelp Desk - CSS Styles
   ============================================ */

/* Variables */
:root {
    --color-primary: #64AECF;
    --color-primary-dark: #4A8BA8;
    --color-primary-light: #8EC8E3;
    --color-text: #333333;
    --color-text-muted: #757A7C;
    --color-background: #F5F7FA;
    --color-surface: #FFFFFF;
    --color-border: #E0E0E0;
    --color-success: #4CAF50;
    --color-warning: #FF9800;
    --color-danger: #F44336;
    --color-info: #2196F3;

    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);

    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

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

/* Base */
html {
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    color: var(--color-text);
    background-color: var(--color-background);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.25;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 1.75rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }

a {
    color: var(--color-primary-dark);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Navbar */
.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.navbar__brand a {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary-dark);
}

.navbar__menu {
    display: flex;
    gap: var(--spacing-lg);
}

.navbar__link {
    color: var(--color-text);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    transition: background-color 0.2s;
}

.navbar__link:hover {
    background-color: var(--color-background);
    text-decoration: none;
}

.navbar__user {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-text-muted);
}

.navbar__logout-form {
    display: inline;
}

.navbar__brand a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.navbar__logo {
    height: 32px;
    width: auto;
}

.navbar__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary-dark);
}

/* Login page */
.login-logo {
    max-width: 200px;
    height: auto;
    margin-bottom: var(--spacing-md);
}

/* Main content */
.main-content {
    flex: 1;
    padding: var(--spacing-xl);
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

/* Footer */
.footer {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    border-top: 1px solid var(--color-border);
    background: var(--color-surface);
}

/* Cards */
.card {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}

.card__title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 0.875rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

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

.btn--primary:hover {
    background: var(--color-primary-dark);
    text-decoration: none;
}

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

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

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

.btn--link {
    background: none;
    color: var(--color-primary-dark);
    padding: var(--spacing-xs);
}

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

/* Forms */
.form-group {
    margin-bottom: var(--spacing-lg);
}

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

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    transition: border-color 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(100, 174, 207, 0.2);
}

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

/* Status badges */
.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
}

.badge--new {
    background: #E3F2FD;
    color: #1976D2;
}

.badge--in-progress {
    background: #FFF3E0;
    color: #F57C00;
}

.badge--waiting {
    background: #F3E5F5;
    color: #7B1FA2;
}

.badge--resolved {
    background: #E8F5E9;
    color: #388E3C;
}

.badge--closed {
    background: #ECEFF1;
    color: #546E7A;
}

.badge--urgent {
    background: #FFEBEE;
    color: #C62828;
}

.badge--high {
    background: #FFF3E0;
    color: #E65100;
}

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

.table th,
.table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.table th {
    font-weight: 600;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
}

.table tbody tr:hover {
    background: var(--color-background);
}

/* Ticket list */
.ticket-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.ticket-item {
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    gap: var(--spacing-md);
    align-items: center;
    padding: var(--spacing-md);
    background: var(--color-surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: box-shadow 0.2s;
    text-decoration: none;
    color: inherit;
}

.ticket-item:hover {
    box-shadow: var(--shadow-md);
    text-decoration: none;
}

.ticket-item__room {
    font-weight: 600;
    background: var(--color-primary-light);
    color: var(--color-primary-dark);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    min-width: 60px;
    text-align: center;
}

.ticket-item__content {
    min-width: 0;
}

.ticket-item__subject {
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ticket-item__meta {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Urgent ticket highlighting */
.ticket-item--urgent {
    background: #FFF8E1;
    border-left: 4px solid #F57C00;
}

.ticket-item--urgent:hover {
    background: #FFECB3;
}

.ticket-item__time {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    white-space: nowrap;
}

/* Login page */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
}

.login-card {
    background: var(--color-surface);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    width: 100%;
    max-width: 400px;
}

.login-card__logo {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.login-card__logo h1 {
    color: var(--color-primary-dark);
}

.login-card__error {
    background: #FFEBEE;
    color: #C62828;
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-lg);
}

/* Dashboard stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--color-surface);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.stat-card__value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary-dark);
}

.stat-card__label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
}

/* Utilities */
.text-muted { color: var(--color-text-muted); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

.pagination__info {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: var(--spacing-xl);
}

/* Filter form */
.filter-form {
    padding: var(--spacing-md);
    background: var(--color-background);
    border-radius: var(--radius-md);
}

/* Alerts */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
}

.alert--success {
    background: #E8F5E9;
    color: #2E7D32;
}

.alert--danger {
    background: #FFEBEE;
    color: #C62828;
}

.alert--warning {
    background: #FFF3E0;
    color: #E65100;
}

.alert--info {
    background: #E3F2FD;
    color: #1565C0;
}

/* Quick replies */
.quick-replies {
    margin-bottom: var(--spacing-md);
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .navbar__menu {
        flex-wrap: wrap;
        justify-content: center;
    }

    .main-content {
        padding: var(--spacing-md);
    }

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

    .filter-form .d-flex {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }

    .filter-form .form-select,
    .filter-form .form-input {
        flex: 1 1 calc(50% - var(--spacing-sm));
        min-width: 120px;
        max-width: 100%;
    }

    .filter-form .btn {
        flex: 1 1 calc(50% - var(--spacing-sm));
    }

    .ticket-item {
        grid-template-columns: auto 1fr;
        grid-template-rows: auto auto;
    }

    .ticket-item__time {
        grid-column: 2;
    }
}

/* ============================================
   Attachments
   ============================================ */

.ticket-attachments {
    background: var(--color-background);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
}

.ticket-attachments h4 {
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.attachment-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--color-text);
    transition: all 0.2s ease;
    max-width: 120px;
}

.attachment-link:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.attachment-thumbnail {
    width: 100px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.attachment-icon {
    font-size: 2rem;
    line-height: 1;
}

.attachment-name {
    font-size: 0.75rem;
    text-align: center;
    word-break: break-word;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}