/* ===========================================
   NOVA Feedback - Common Styles
   =========================================== */

/* CSS Variables */
:root {
    --primary-color: #007AFF;
    --primary-hover: #0056CC;
    --secondary-color: #5856D6;
    --success-color: #34C759;
    --warning-color: #FF9500;
    --error-color: #FF3B30;
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #EEEEEE;
    --gray-300: #E0E0E0;
    --gray-400: #BDBDBD;
    --gray-500: #9E9E9E;
    --gray-600: #757575;
    --gray-700: #424242;
    --gray-800: #212121;
    --gray-900: #1A1A1A;
    --text-primary: #1D1D1F;
    --text-secondary: #86868B;
    --background: #f5f5f7;
    --surface: #FBFBFD;
    --border: #D2D2D7;
    --shadow: rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --radius-small: 8px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    background: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===========================================
   Layout
   =========================================== */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 24px;
    min-height: 100vh;
}

/* ===========================================
   Page Header - Unified Style
   =========================================== */
header {
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

/* Navigation in header */
header nav {
    margin-bottom: 16px;
}

/* Page title - Always bold with gradient */
header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Subtitle - Consistent style */
.subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 400;
    margin: 0;
}

/* Page header with actions (flex layout) */
.page-header,
.main-header,
.dashboard-header,
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

/* Header content area (left side) */
.header-content,
.user-welcome {
    flex: 1;
    min-width: 200px;
}

.header-content h1,
.user-welcome h1 {
    margin-bottom: 4px;
}

/* Header actions area (right side) */
.header-actions,
.header-user {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* Welcome text in header */
.welcome {
    color: var(--text-secondary);
    font-weight: 500;
}

/* ===========================================
   Back Button
   =========================================== */
.back-btn {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-small);
    border: 1px solid var(--border);
    background: var(--surface);
    transition: all 0.2s ease;
}

.back-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateX(-2px);
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--shadow);
}

.btn-secondary {
    background: var(--surface);
    color: var(--text-secondary);
    padding: 12px 24px;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 500;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-secondary:hover {
    background: var(--gray-100);
    border-color: var(--gray-300);
    color: var(--text-primary);
}

.btn-danger {
    background-color: var(--error-color);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.2;
    box-sizing: border-box;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-danger:hover {
    background-color: #E62E25;
    transform: translateY(-1px);
}

.btn-danger:focus {
    outline: 0;
    box-shadow: 0 0 0 3px rgba(255, 59, 48, 0.25);
}

/* Small header buttons */
.btn-header {
    background: var(--surface);
    color: var(--text-secondary);
    padding: 8px 14px;
    border-radius: var(--radius-small);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}

.btn-header:hover {
    background: var(--gray-100);
    border-color: var(--gray-300);
    color: var(--text-primary);
}

/* Edit buttons */
.btn-edit {
    background: var(--secondary-color);
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.2;
    box-sizing: border-box;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
}

.btn-edit:hover {
    background: #4745B5;
    transform: translateY(-1px);
}

.btn-edit-small {
    background: transparent;
    color: var(--secondary-color);
    padding: 4px 8px;
    border-radius: var(--radius-small);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-left: 8px;
}

.btn-edit-small:hover {
    background: var(--gray-100);
    color: #4745B5;
}

.btn-delete-small {
    background: transparent;
    color: var(--error-color);
    padding: 4px 8px;
    border: none;
    border-radius: var(--radius-small);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-left: 4px;
}

.btn-delete-small:hover {
    background: rgba(255, 59, 48, 0.1);
    color: #E62E25;
}

/* ===========================================
   Action Bar
   =========================================== */
.action-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    gap: 20px;
}

.stats-count {
    color: var(--text-secondary);
    font-weight: 500;
}

/* ===========================================
   Feedback List
   =========================================== */
.feedback-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feedback-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.feedback-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow);
    border-color: var(--primary-color);
}

.feedback-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.feedback-title {
    margin: 0;
    flex: 1;
    font-weight: 600;
}

.feedback-meta-inline {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.feedback-reference {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.category {
    background: var(--gray-100);
    color: var(--text-secondary);
    padding: 4px 12px;
    border-radius: var(--radius-small);
    font-size: 0.85rem;
    font-weight: 500;
}

.message {
    color: var(--text-secondary);
    margin-bottom: 12px;
    line-height: 1.5;
}

.timestamp {
    color: var(--gray-500);
    font-size: 0.85rem;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* ===========================================
   Status Badges
   =========================================== */
.status-badge {
    padding: 4px 10px;
    border-radius: var(--radius-small);
    font-size: 0.8rem;
    font-weight: 600;
    margin-left: 8px;
}

.status-badge.new {
    background-color: #e3f2fd;
    color: #1976d2;
}

.status-badge.inProgress {
    background-color: #fff3e0;
    color: #f57c00;
}

.status-badge.closed {
    background-color: #e8f5e9;
    color: #388e3c;
}

/* ===========================================
   Feedback Detail
   =========================================== */
.feedback-detail {
    margin: 0 auto;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 30px;
    box-shadow: 0 2px 8px var(--shadow);
    transition: box-shadow 0.3s ease;
}

.feedback-detail:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.message-content {
    margin-bottom: 20px;
}

.message-content h3 {
    color: var(--text-primary);
    margin-bottom: 16px;
    font-size: 1.2rem;
    font-weight: 600;
}

.message-content p {
    line-height: 1.7;
    color: var(--text-primary);
    margin-bottom: 16px;
    font-size: 1rem;
}

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

.feedback-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.feedback-info .date-author {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.feedback-actions {
    margin-left: auto;
    flex-shrink: 0;
    display: flex;
    gap: 8px;
    align-items: center;
}

.category-badge {
    background-color: rgba(0, 122, 255, 0.12);
    color: var(--primary-color);
    padding: 4px 10px;
    border-radius: var(--radius-small);
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.delete-btn {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ===========================================
   Forms
   =========================================== */
.form-container {
    max-width: 500px;
    margin: 0 auto;
}

.feedback-form {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
}

input[type="text"],
input[type="email"],
select,
textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-small);
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.2s ease;
    background: var(--background);
    color: var(--text-primary);
}

input[type="text"]:focus,
input[type="email"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

.form-actions {
    display: flex;
    gap: 16px;
    margin-top: 10px;
}

.form-actions .btn-primary {
    margin-left: auto
}

/* User display in forms */
.user-display {
    background: var(--gray-50);
    border: 1px solid var(--border);
    border-radius: var(--radius-small);
    padding: 20px;
    margin-bottom: 24px;
}

.user-info-display,
.email-display {
    margin-bottom: 8px;
}

.user-info-display:last-child,
.email-display:last-child {
    margin-bottom: 0;
}

/* ===========================================
   Error Pages
   =========================================== */
.error-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
}

.error-card {
    background: var(--surface);
    border: 1px solid var(--error-color);
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    max-width: 400px;
    width: 100%;
}

.error-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.error-message {
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.error-description {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 0.9rem;
}

.error-actions {
    display: flex;
    gap: 16px;
    flex-direction: column;
}

/* ===========================================
   Dashboard Cards
   =========================================== */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.dashboard-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
    text-align: center;
    transition: all 0.2s ease;
}

.dashboard-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow);
    border-color: var(--primary-color);
}

.dashboard-card h3 {
    margin-bottom: 12px;
    color: var(--text-primary);
    font-weight: 600;
}

.dashboard-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.user-info-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
}

.user-info-card h3 {
    margin-bottom: 20px;
    color: var(--text-primary);
    font-weight: 600;
}

.user-details p {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

/* ===========================================
   Responsive
   =========================================== */
@media (max-width: 768px) {
    .container {
        padding: 16px;
    }

    header h1 {
        font-size: 1.75rem;
    }

    .page-header,
    .main-header,
    .dashboard-header,
    .admin-header {
        flex-direction: column;
        text-align: center;
        align-items: stretch;
    }

    .header-content,
    .user-welcome {
        text-align: center;
    }

    .header-actions,
    .header-user {
        justify-content: center;
    }

    .action-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .feedback-meta {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }

    .feedback-detail {
        padding: 16px;
    }

    .feedback-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .feedback-actions {
        margin-left: 0;
        align-self: flex-end;
    }

    .form-actions {
        flex-direction: column;
    }

    .feedback-form {
        padding: 24px;
    }

    .error-actions {
        flex-direction: row;
    }
}

/* ===========================================
   Dark Mode
   =========================================== */
@media (prefers-color-scheme: dark) {
    :root {
        --primary-color: #0A84FF;
        --primary-hover: #409CFF;
        --secondary-color: #7D7AFF;
        --success-color: #30D158;
        --warning-color: #FF9F0A;
        --error-color: #FF453A;
        --gray-50: #1C1C1E;
        --gray-100: #2C2C2E;
        --gray-200: #3A3A3C;
        --gray-300: #48484A;
        --gray-400: #636366;
        --gray-500: #8E8E93;
        --gray-600: #AEAEB2;
        --gray-700: #C7C7CC;
        --gray-800: #D1D1D6;
        --gray-900: #E5E5EA;
        --text-primary: #F5F5F7;
        --text-secondary: #98989D;
        --background: #000000;
        --surface: #1C1C1E;
        --border: #38383A;
        --shadow: rgba(0, 0, 0, 0.4);
    }

    /* Fix input/select/textarea backgrounds */
    input[type="text"],
    input[type="email"],
    select,
    textarea {
        background: var(--gray-100);
        color: var(--text-primary);
        border-color: var(--border);
    }

    select option {
        background: var(--gray-100);
        color: var(--text-primary);
    }

    /* Fix placeholder colors */
    ::placeholder {
        color: var(--gray-500);
        opacity: 1;
    }

    /* Fix btn-secondary hover */
    .btn-secondary:hover {
        background: var(--gray-200);
        border-color: var(--gray-400);
    }

    /* Fix btn-edit-small hover */
    .btn-edit-small:hover {
        background: var(--gray-200);
    }

    /* Fix btn-delete-small hover */
    .btn-delete-small:hover {
        background: rgba(255, 69, 58, 0.2);
    }

    /* Status badges dark mode */
    .status-badge.new {
        background-color: rgba(10, 132, 255, 0.2);
        color: #64B5F6;
    }

    .status-badge.inProgress {
        background-color: rgba(255, 159, 10, 0.2);
        color: #FFB74D;
    }

    .status-badge.closed {
        background-color: rgba(48, 209, 88, 0.2);
        color: #81C784;
    }

    /* Category badge dark mode */
    .category-badge {
        background-color: rgba(10, 132, 255, 0.2);
    }

    /* Feedback detail hover shadow */
    .feedback-detail:hover {
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    }
}