/**
 * Social Award 2026 - Main Stylesheet
 * มหาวิทยาลัยราชภัฏนครปฐม
 * 
 * Theme: Modern Matte Pastel (Pink & Red)
 */

/* ==================== CSS Variables ==================== */
:root {
    /* Primary Colors - Pink Red Theme */
    --primary: #E85D75;
    --primary-hover: #D14D65;
    --primary-light: #FFE4E8;
    --primary-dark: #C94C5C;

    /* Secondary - Light Pink */
    --secondary: #FFB5C2;
    --secondary-hover: #FFA3B3;
    --secondary-light: #FFE8EC;

    /* Accent Colors */
    --accent: #C94C5C;
    --accent-hover: #B34050;

    /* Status Colors - Matte */
    --success: #6BBF8A;
    --success-light: #E8F5ED;
    --warning: #F5C469;
    --warning-light: #FFF8E8;
    --danger: #DC6B6B;
    --danger-light: #FFEAEA;
    --info: #6BA3C7;
    --info-light: #E8F4FA;

    /* Neutral Colors */
    --white: #FFFFFF;
    --light: #FFF5F5;
    --light-gray: #F8F4F4;
    --gray: #9A9A9A;
    --dark-gray: #6A6A6A;
    --dark: #4A4A4A;
    --black: #2A2A2A;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);

    /* Border Radius */
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Transitions */
    --transition: all 0.3s ease;
}

/* ==================== Base Styles ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans Thai', 'Segoe UI', sans-serif;
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
    min-height: 100vh;
}

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

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

/* ==================== Typography ==================== */
h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

h1 {
    font-size: 2rem;
}

h2 {
    font-size: 1.75rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

h5 {
    font-size: 1.1rem;
}

h6 {
    font-size: 1rem;
}

.text-primary {
    color: var(--primary) !important;
}

.text-muted {
    color: var(--gray) !important;
}

/* ==================== Buttons ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

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

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

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

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

.btn-outline-primary {
    background-color: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

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

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

.btn-success:hover {
    background-color: #5BAF7A;
    color: var(--white);
}

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

.btn-danger:hover {
    background-color: #CC5B5B;
    color: var(--white);
}

.btn-light {
    background-color: var(--white);
    color: var(--dark);
    border: 1px solid var(--light-gray);
}

.btn-light:hover {
    background-color: var(--light-gray);
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 0.375rem 0.875rem;
    font-size: 0.85rem;
}

/* ==================== Cards ==================== */
.card {
    background: var(--white);
    border-radius: var(--radius);
    border: none;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.card-header {
    background: var(--white);
    border-bottom: 1px solid var(--light-gray);
    padding: 1rem 1.25rem;
    font-weight: 600;
}

.card-body {
    padding: 1.25rem;
}

.card-footer {
    background: var(--light);
    border-top: 1px solid var(--light-gray);
    padding: 1rem 1.25rem;
}

/* Stat Cards */
.stat-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.stat-card .stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.stat-card .stat-icon.primary {
    background-color: var(--primary-light);
    color: var(--primary);
}

.stat-card .stat-icon.success {
    background-color: var(--success-light);
    color: var(--success);
}

.stat-card .stat-icon.warning {
    background-color: var(--warning-light);
    color: var(--warning);
}

.stat-card .stat-icon.info {
    background-color: var(--info-light);
    color: var(--info);
}

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark);
    line-height: 1.2;
}

.stat-card .stat-label {
    color: var(--gray);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

/* ==================== Forms ==================== */
.form-control,
.form-select {
    padding: 0.75rem 1rem;
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
    outline: none;
}

.form-label {
    font-weight: 500;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.form-text {
    color: var(--gray);
    font-size: 0.85rem;
}

.form-check-input:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}

/* ==================== Tables ==================== */
.table {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
}

.table thead th {
    background-color: var(--light);
    color: var(--dark);
    font-weight: 600;
    border-bottom: 2px solid var(--light-gray);
    padding: 1rem;
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--light-gray);
}

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

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

/* ==================== Badges ==================== */
.badge {
    padding: 0.375rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: 50px;
}

.bg-primary {
    background-color: var(--primary) !important;
}

.bg-secondary {
    background-color: var(--secondary) !important;
    color: var(--dark) !important;
}

.bg-success {
    background-color: var(--success) !important;
}

.bg-warning {
    background-color: var(--warning) !important;
    color: var(--dark) !important;
}

.bg-danger {
    background-color: var(--danger) !important;
}

.bg-info {
    background-color: var(--info) !important;
}

.bg-purple {
    background-color: #9B6BB0 !important;
}

/* ==================== Navbar ==================== */
.navbar {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 0;
}

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

.navbar-brand:hover {
    color: var(--primary-hover);
}

.nav-link {
    color: var(--dark-gray);
    padding: 0.5rem 1rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

/* ==================== Sidebar ==================== */
/* Main layout row - ensure columns stretch */
.container-fluid>.row {
    min-height: calc(100vh - 60px);
}

/* Sidebar wrapper - makes sidebar column stretch to content height */
.col-lg-3.p-0,
.col-xl-2.p-0 {
    display: flex;
    flex-direction: column;
}

.sidebar {
    background: var(--white);
    min-height: 100%;
    flex: 1;
    box-shadow: var(--shadow-sm);
    padding: 1.5rem 0;
}

.sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.5rem;
    color: var(--dark-gray);
    border-left: 3px solid transparent;
    transition: var(--transition);
}

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

.sidebar .nav-link.active {
    background-color: var(--primary-light);
    color: var(--primary);
    border-left-color: var(--primary);
    font-weight: 600;
}

.sidebar .nav-link i {
    width: 20px;
    text-align: center;
}

.sidebar-section {
    padding: 0.5rem 1.5rem;
    color: var(--gray);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 1rem;
}

/* ==================== Alerts ==================== */
.alert {
    border: none;
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.alert-success {
    background-color: var(--success-light);
    color: #2D6A4F;
}

.alert-danger {
    background-color: var(--danger-light);
    color: #B83131;
}

.alert-warning {
    background-color: var(--warning-light);
    color: #8B6D1F;
}

.alert-info {
    background-color: var(--info-light);
    color: #2D5F7A;
}

/* ==================== Login Page ==================== */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--light);
    padding: 2rem;
}

.login-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 420px;
    width: 100%;
    padding: 2.5rem;
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo img {
    height: 80px;
    margin-bottom: 1rem;
}

.login-logo h1 {
    font-size: 1.5rem;
    color: var(--primary);
}

.login-logo p {
    color: var(--gray);
    font-size: 0.9rem;
}

/* ==================== Dashboard ==================== */
.main-content {
    padding: 2rem;
    background: var(--light);
    min-height: calc(100vh - 60px);
}

.page-header {
    margin-bottom: 2rem;
}

.page-header h1 {
    font-size: 1.75rem;
    margin-bottom: 0.25rem;
}

.page-header p {
    color: var(--gray);
}

/* ==================== Platform Icons ==================== */
.platform-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--white);
}

.platform-tiktok {
    background-color: #000000;
}

.platform-facebook {
    background-color: #1877F2;
}

.platform-youtube {
    background-color: #FF0000;
}

.platform-instagram {
    background-color: #E4405F;
}

/* ==================== Submission Card ==================== */
.submission-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: var(--transition);
}

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

.submission-card .card-img-top {
    height: 180px;
    object-fit: cover;
    background: var(--light-gray);
}

.submission-card .card-body {
    padding: 1.25rem;
}

.submission-card .submission-title {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.submission-card .submission-meta {
    color: var(--gray);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.submission-card .score-display {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1rem;
    background: var(--light);
    border-top: 1px solid var(--light-gray);
}

.submission-card .score-item {
    text-align: center;
}

.submission-card .score-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.submission-card .score-label {
    font-size: 0.75rem;
    color: var(--gray);
}

/* ==================== Empty State ==================== */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--gray);
}

.empty-state i {
    font-size: 4rem;
    color: var(--light-gray);
    margin-bottom: 1rem;
}

.empty-state h3 {
    color: var(--dark-gray);
    margin-bottom: 0.5rem;
}

/* ==================== Modal ==================== */
.modal-content {
    border: none;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--light-gray);
    padding: 1.25rem 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid var(--light-gray);
    padding: 1rem 1.5rem;
}

/* ==================== Utilities ==================== */
.rounded-lg {
    border-radius: var(--radius-lg);
}

.shadow {
    box-shadow: var(--shadow);
}

.shadow-lg {
    box-shadow: var(--shadow-lg);
}

.gap-1 {
    gap: 0.25rem;
}

.gap-2 {
    gap: 0.5rem;
}

.gap-3 {
    gap: 1rem;
}

.gap-4 {
    gap: 1.5rem;
}

/* ==================== Responsive ==================== */

/* Mobile Bottom Navigation */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 0.5rem 0;
    padding-bottom: calc(0.5rem + env(safe-area-inset-bottom));
}

.mobile-bottom-nav .nav {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.mobile-bottom-nav .nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 1rem;
    min-width: 70px;
    color: var(--gray);
    font-size: 0.7rem;
    text-align: center;
}

.mobile-bottom-nav .nav-link i {
    font-size: 1.25rem;
}

.mobile-bottom-nav .nav-link.active {
    color: var(--primary);
}

.mobile-bottom-nav .nav-link:hover {
    color: var(--primary);
}

/* Tablet Breakpoint */
@media (max-width: 991px) {
    .sidebar {
        display: none;
    }

    .main-content {
        padding: 1.5rem;
    }

    .page-header h1 {
        font-size: 1.5rem;
    }
}

/* Mobile Breakpoint */
@media (max-width: 768px) {

    /* Show mobile navigation */
    .mobile-bottom-nav {
        display: block;
    }

    /* Adjust main content */
    .main-content {
        padding: 1rem;
        padding-bottom: 2rem;
    }

    /* Page Header */
    .page-header {
        margin-bottom: 1rem;
    }

    .page-header h1 {
        font-size: 1.25rem;
    }

    .page-header p {
        font-size: 0.85rem;
    }

    .page-header.d-flex {
        flex-direction: column;
        align-items: flex-start !important;
        gap: 1rem;
    }

    /* Stat Cards */
    .stat-card {
        padding: 1rem;
    }

    .stat-card .stat-icon {
        width: 44px;
        height: 44px;
        font-size: 1.25rem;
        margin-bottom: 0.75rem;
    }

    .stat-card .stat-value {
        font-size: 1.5rem;
    }

    .stat-card .stat-label {
        font-size: 0.8rem;
    }

    /* Cards */
    .card-header {
        padding: 0.875rem 1rem;
    }

    .card-body {
        padding: 1rem;
    }

    /* Tables */
    .table thead th {
        padding: 0.75rem 0.5rem;
        font-size: 0.8rem;
    }

    .table tbody td {
        padding: 0.75rem 0.5rem;
        font-size: 0.85rem;
    }

    .table-responsive {
        margin: 0 -1rem;
        padding: 0 1rem;
    }

    /* Buttons */
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }

    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }

    .d-flex.justify-content-between {
        flex-direction: column;
        gap: 1rem;
    }

    .d-flex.justify-content-between .btn {
        width: 100%;
    }

    /* Submission Cards */
    .submission-card .score-display {
        flex-wrap: wrap;
        gap: 1rem;
        justify-content: center;
    }

    .submission-card .score-item {
        flex: 0 0 auto;
    }

    /* Forms */
    .form-control,
    .form-select {
        padding: 0.625rem 0.875rem;
        font-size: 16px;
        /* Prevent iOS zoom */
    }

    /* Modals */
    .modal-dialog {
        margin: 0.5rem;
    }

    .modal-body {
        padding: 1rem;
    }

    /* Navbar */
    .navbar {
        padding: 0.5rem 0;
    }

    .navbar-brand {
        font-size: 1rem;
    }

    .navbar-brand span {
        max-width: 180px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    /* Login */
    .login-wrapper {
        padding: 1rem;
    }

    .login-card {
        padding: 1.5rem;
    }

    /* Alerts */
    .alert {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }

    /* Typography */
    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.35rem;
    }

    h3 {
        font-size: 1.2rem;
    }

    h4 {
        font-size: 1.1rem;
    }

    h5 {
        font-size: 1rem;
    }

    /* Badges */
    .badge {
        padding: 0.25rem 0.5rem;
        font-size: 0.7rem;
    }

    /* Category Cards in Submit Form */
    .category-option .category-card {
        padding: 1rem;
    }

    .category-option .category-card h5 {
        font-size: 0.9rem;
    }

    .category-icon {
        width: 48px !important;
        height: 48px !important;
        font-size: 1.25rem !important;
    }

    /* Platform Inputs */
    .platform-input .form-label {
        font-size: 0.9rem;
    }

    /* Empty State */
    .empty-state {
        padding: 2rem 1rem;
    }

    .empty-state i {
        font-size: 3rem;
    }

    .empty-state h3 {
        font-size: 1.1rem;
    }
}

/* Small Mobile */
@media (max-width: 375px) {
    .main-content {
        padding: 0.75rem;
    }

    .stat-card .stat-value {
        font-size: 1.25rem;
    }

    .navbar-brand span {
        max-width: 140px;
    }

    .mobile-bottom-nav .nav-link {
        padding: 0.5rem 0.5rem;
        min-width: 60px;
        font-size: 0.65rem;
    }

    .mobile-bottom-nav .nav-link i {
        font-size: 1.1rem;
    }
}

/* ==================== Animation ==================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.3s ease-out;
}