/* =============================================
   WEB ANGKATAN TRK - POLITEKNIK PERTANIAN NEGERI PAYAKUMBUH
   ============================================= */

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

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --dark: #1f2937;
    --gray: #6b7280;
    --light: #f3f4f6;
    --white: #ffffff;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* =============================================
   LANDING PAGE
   ============================================= */
.landing-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

.landing-header {
    padding: 20px 0;
    text-align: center;
}

.landing-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.landing-header p {
    font-size: 0.9rem;
    opacity: 0.9;
}

.landing-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

.landing-card {
    background: var(--white);
    color: var(--dark);
    border-radius: 16px;
    padding: 40px;
    max-width: 500px;
    width: 100%;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.landing-card h2 {
    font-size: 1.8rem;
    margin-bottom: 10px;
    color: var(--primary);
}

.landing-card .subtitle {
    color: var(--gray);
    margin-bottom: 30px;
    font-size: 0.95rem;
}

.login-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-align: center;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background: #059669;
    transform: translateY(-2px);
}

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

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

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

.btn-danger:hover {
    background: #dc2626;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.875rem;
}

.landing-footer {
    padding: 20px;
    text-align: center;
    font-size: 0.85rem;
    opacity: 0.8;
}

/* =============================================
   FORM LOGIN
   ============================================= */
.login-section {
    margin-top: 20px;
    padding: 20px;
    background: var(--light);
    border-radius: 8px;
    display: none;
}

.login-section.active {
    display: block;
}

.login-section h3 {
    margin-bottom: 15px;
    color: var(--dark);
}

.form-group {
    margin-bottom: 15px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--dark);
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* =============================================
   NAVBAR
   ============================================= */
.navbar {
    background: var(--white);
    box-shadow: var(--shadow);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.navbar-nav {
    display: flex;
    gap: 20px;
    list-style: none;
}

.navbar-nav a {
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s;
}

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

.navbar-user {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* =============================================
   DASHBOARD
   ============================================= */
.dashboard {
    padding: 30px 0;
}

.dashboard-header {
    margin-bottom: 30px;
}

.dashboard-header h1 {
    font-size: 1.75rem;
    margin-bottom: 5px;
}

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

.stat-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--white);
    padding: 25px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
}

.stat-card .stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-card .stat-label {
    color: var(--gray);
    margin-top: 5px;
}

/* =============================================
   CARD GRID
   ============================================= */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--light);
}

.card-body {
    padding: 20px;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.card-text {
    color: var(--gray);
    font-size: 0.9rem;
}

/* =============================================
   PROFIL
   ============================================= */
.profile-section {
    padding: 30px 0;
}

.profile-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
    max-width: 800px;
    margin: 0 auto;
}

.profile-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 40px;
    text-align: center;
}

.profile-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: var(--white);
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--primary);
    overflow: hidden;
}

.profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-info {
    padding: 30px;
}

.profile-info h2 {
    margin-bottom: 20px;
    color: var(--primary);
}

.info-row {
    display: flex;
    padding: 12px 0;
    border-bottom: 1px solid var(--light);
}

.info-row:last-child {
    border-bottom: none;
}

.info-label {
    width: 150px;
    font-weight: 600;
    color: var(--gray);
}

.info-value {
    flex: 1;
}

/* =============================================
   GALERI
   ============================================= */
.gallery-section {
    padding: 30px 0;
}

.gallery-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.album-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.album-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s;
}

.album-card:hover {
    transform: translateY(-5px);
}

.album-cover {
    width: 100%;
    height: 180px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 3rem;
}

.album-info {
    padding: 15px;
}

.album-info h3 {
    font-size: 1rem;
    margin-bottom: 5px;
}

.album-info p {
    color: var(--gray);
    font-size: 0.85rem;
}

/* Photo Grid */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.photo-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 1;
}

.photo-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.photo-item .photo-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    color: var(--white);
    padding: 10px;
    font-size: 0.8rem;
    opacity: 0;
    transition: opacity 0.3s;
}

.photo-item:hover .photo-overlay {
    opacity: 1;
}

/* =============================================
   MENFESS
   ============================================= */
.menfess-section {
    padding: 30px 0;
    max-width: 700px;
    margin: 0 auto;
}

.menfess-form {
    background: var(--white);
    padding: 20px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.menfess-form textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    resize: vertical;
    min-height: 100px;
    font-size: 1rem;
    font-family: inherit;
}

.menfess-form textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.menfess-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.menfess-item {
    background: var(--white);
    padding: 20px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    position: relative;
}

.menfess-item .menfess-time {
    font-size: 0.8rem;
    color: var(--gray);
    margin-top: 10px;
}

.menfess-item .menfess-pesan {
    font-size: 1rem;
    line-height: 1.6;
}

.menfess-item .btn-delete {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--danger);
    color: var(--white);
    border: none;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    cursor: pointer;
}

/* =============================================
   STRUKTUR ORGANISASI
   ============================================= */
.org-section {
    padding: 30px 0;
}

.org-card {
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.org-card h2 {
    color: var(--primary);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light);
}

.org-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.org-item {
    text-align: center;
    padding: 20px;
    background: var(--light);
    border-radius: 8px;
}

.org-item .org-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    margin: 0 auto 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.org-item .org-name {
    font-weight: 600;
    margin-bottom: 5px;
}

.org-item .org-position {
    color: var(--primary);
    font-size: 0.9rem;
}

/* =============================================
   ADMIN PANEL
   ============================================= */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 250px;
    background: var(--dark);
    color: var(--white);
    padding: 20px 0;
}

.admin-sidebar .sidebar-header {
    padding: 0 20px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 20px;
}

.admin-sidebar .sidebar-menu {
    list-style: none;
}

.admin-sidebar .sidebar-menu a {
    display: block;
    padding: 12px 20px;
    color: rgba(255,255,255,0.7);
    transition: all 0.3s;
}

.admin-sidebar .sidebar-menu a:hover,
.admin-sidebar .sidebar-menu a.active {
    background: rgba(255,255,255,0.1);
    color: var(--white);
}

.admin-content {
    flex: 1;
    padding: 30px;
    background: var(--light);
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

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

/* Table */
.table-container {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

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

.table th,
.table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--light);
}

.table th {
    background: var(--light);
    font-weight: 600;
    color: var(--gray);
}

.table tr:hover {
    background: rgba(37, 99, 235, 0.05);
}

.table-actions {
    display: flex;
    gap: 10px;
}

/* =============================================
   ALERTS
   ============================================= */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-warning {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
    .landing-card {
        padding: 30px 20px;
    }

    .navbar-nav {
        display: none;
    }

    .stat-cards {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .stat-card {
        padding: 15px;
    }

    .stat-card .stat-number {
        font-size: 1.8rem;
    }

    .card-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .card-body {
        padding: 12px;
    }

    .card-title {
        font-size: 0.95rem;
    }

    .card-text {
        font-size: 0.8rem;
    }

    .album-grid {
        grid-template-columns: 1fr;
    }

    .photo-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }

    .info-row {
        flex-direction: column;
    }

    .info-label {
        width: 100%;
        margin-bottom: 5px;
    }

    .gallery-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .org-list {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .org-item {
        padding: 15px 10px;
    }

    .org-item .org-avatar {
        width: 60px;
        height: 60px;
        font-size: 1.2rem;
    }

    .profile-avatar {
        width: 100px;
        height: 100px;
        font-size: 2.5rem;
    }

    .profile-header {
        padding: 25px 15px;
    }

    .profile-info {
        padding: 20px 15px;
    }

    .admin-sidebar {
        width: 100%;
        position: fixed;
        bottom: 0;
        left: 0;
        z-index: 100;
        padding: 10px 0;
    }

    .admin-sidebar .sidebar-menu {
        display: flex;
        justify-content: space-around;
        overflow-x: auto;
    }

    .admin-sidebar .sidebar-menu a {
        padding: 8px 12px;
        font-size: 0.75rem;
        text-align: center;
        white-space: nowrap;
    }

    .admin-sidebar .sidebar-header {
        display: none;
    }

    .admin-layout {
        flex-direction: column;
    }

    .admin-content {
        padding: 15px;
        padding-bottom: 80px;
    }

    .admin-header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .table-container {
        overflow-x: auto;
    }

    .table {
        min-width: 500px;
    }

    .table th,
    .table td {
        padding: 10px;
        font-size: 0.85rem;
    }

    .btn {
        padding: 10px 16px;
        font-size: 0.9rem;
    }

    .flex {
        flex-wrap: wrap;
    }

    .flex-between {
        flex-direction: column;
        gap: 10px;
    }

    .gap-1 {
        gap: 8px;
    }

    .container {
        padding: 0 15px;
    }

    .dashboard-header h1 {
        font-size: 1.3rem;
    }

    .menfess-section {
        padding: 15px;
    }

    .menfess-form {
        padding: 15px;
    }

    .menfess-item {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .card-grid {
        grid-template-columns: 1fr;
    }

    .stat-cards {
        grid-template-columns: 1fr;
    }

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

    .org-list {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        gap: 15px;
    }

    .hero-stat .number {
        font-size: 1.5rem;
    }
}

/* =============================================
   UTILITIES
   ============================================= */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-1 { gap: 10px; }
.gap-2 { gap: 20px; }