/* ============================================
   VARIABLES & RESET (Light Theme)
   ============================================ */
:root {
    --primary: #0d9488;
    --primary-dark: #0f766e;
    --secondary: #ea6a47;
    --accent: #d97706;
    --bg-body: #f0fdf4;
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(255, 255, 255, 0.25);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 12px;
}

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

html, body {
    min-height: 100vh;
}

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #f0fdf4 0%, #fef3c7 100%);
    background-attachment: fixed;
    color: var(--text-dark);
    line-height: 1.7;
    padding: 30px;
    position: relative;
    overflow-x: hidden;
}

/* ===== DECORATIVE BACKGROUND ELEMENTS ===== */
body::before,
body::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    z-index: 0;
    pointer-events: none;
}
body::before {
    width: 600px;
    height: 600px;
    background: var(--primary);
    top: -200px;
    right: -100px;
    animation: floatBlob 20s ease-in-out infinite alternate;
}
body::after {
    width: 500px;
    height: 500px;
    background: var(--secondary);
    bottom: -150px;
    left: -100px;
    animation: floatBlob 25s ease-in-out infinite alternate-reverse;
}

@keyframes floatBlob {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(80px, 60px) scale(1.2); }
}

/* ===== GLASS CONTAINER ===== */
.container {
    max-width: 1350px;
    margin: 0 auto;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
    padding: 35px 45px 40px;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

/* ===== HEADER ===== */
.header-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 35px;
    padding-bottom: 20px;
    border-bottom: 2px solid rgba(13, 148, 136, 0.15);
}

.header-main .brand h1 {
    font-weight: 700;
    font-size: 30px;
    letter-spacing: -0.5px;
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    gap: 12px;
}
.header-main .brand h1 i {
    color: var(--secondary);
    font-size: 34px;
}
.header-main .brand .sub {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 400;
    letter-spacing: 0.3px;
    margin-top: 2px;
}
.header-main .brand .sub i {
    color: var(--accent);
    margin-right: 6px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 500;
    font-size: 14px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    font-family: 'Poppins', sans-serif;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}
.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 28px rgba(13, 148, 136, 0.3);
}

.btn-secondary {
    background: var(--secondary);
    color: #fff;
}
.btn-secondary:hover {
    background: #d45c3a;
    transform: translateY(-3px);
    box-shadow: 0 10px 28px rgba(234, 106, 71, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}
.btn-outline:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-3px);
}

.btn-sm {
    padding: 6px 16px;
    font-size: 12px;
    border-radius: 30px;
}

/* ===== STATS CARDS ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-md);
    padding: 20px 22px;
    display: flex;
    align-items: center;
    gap: 18px;
    transition: all 0.35s ease;
    cursor: default;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}
.stat-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
    border-color: var(--primary);
}
.stat-card .icon {
    font-size: 34px;
    opacity: 0.8;
}
.stat-card .icon i {
    color: var(--primary);
}
.stat-card .icon.orange i { color: var(--secondary); }
.stat-card .icon.amber i { color: var(--accent); }

.stat-card .info .label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 400;
}
.stat-card .info .value {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-dark);
}

/* ===== ALERT ===== */
.alert {
    padding: 14px 22px;
    border-radius: var(--radius-sm);
    background: rgba(13, 148, 136, 0.08);
    border: 1px solid rgba(13, 148, 136, 0.2);
    color: var(--primary-dark);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 14px;
    font-weight: 400;
}
.alert i { font-size: 20px; color: var(--primary); }
.alert-error {
    background: rgba(234, 106, 71, 0.08);
    border-color: rgba(234, 106, 71, 0.2);
    color: #b4532c;
}
.alert-error i { color: var(--secondary); }

/* ===== TABLE ===== */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 0, 0, 0.05);
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(4px);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    min-width: 700px;
}

table thead {
    background: rgba(13, 148, 136, 0.04);
    border-bottom: 2px solid rgba(13, 148, 136, 0.1);
}
table th {
    padding: 16px 16px;
    font-weight: 600;
    color: var(--text-dark);
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.8px;
    text-align: left;
}
table th i {
    margin-right: 6px;
    color: var(--primary);
    opacity: 0.6;
}
table td {
    padding: 14px 16px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    vertical-align: middle;
    color: var(--text-dark);
}
table tbody tr:hover {
    background: rgba(13, 148, 136, 0.04);
}
table tbody tr:last-child td {
    border-bottom: none;
}

/* ===== ACTION BUTTONS IN TABLE ===== */
.actions {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.actions .btn-edit {
    background: rgba(13, 148, 136, 0.08);
    color: var(--primary-dark);
    border: 1px solid rgba(13, 148, 136, 0.1);
}
.actions .btn-edit:hover {
    background: rgba(13, 148, 136, 0.2);
    transform: scale(1.05);
}
.actions .btn-delete {
    background: rgba(234, 106, 71, 0.08);
    color: #b4532c;
    border: 1px solid rgba(234, 106, 71, 0.1);
}
.actions .btn-delete:hover {
    background: rgba(234, 106, 71, 0.2);
    transform: scale(1.05);
}

.empty-row td {
    text-align: center;
    padding: 50px 0;
    color: var(--text-light);
    font-style: italic;
}

/* ===== FORM ===== */
.form-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    margin-top: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
}

.form-group {
    margin-bottom: 22px;
}
.form-group label {
    display: block;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 6px;
    font-size: 14px;
}
.form-group label i {
    margin-right: 8px;
    color: var(--primary);
}
.form-group input,
.form-group select {
    width: 100%;
    padding: 13px 18px;
    background: rgba(255, 255, 255, 0.9);
    border: 1.5px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius-sm);
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    color: var(--text-dark);
    transition: all 0.3s ease;
}
.form-group input::placeholder {
    color: var(--text-light);
}
.form-group input:focus,
.form-group select:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.1);
}
.form-group input[type="date"] {
    color-scheme: light;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}
@media (max-width: 600px) {
    .form-row { grid-template-columns: 1fr; }
    .container { padding: 20px; }
    .header-main { flex-direction: column; align-items: flex-start; gap: 15px; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    body { padding: 15px; }
}

.btn-block {
    width: 100%;
    padding: 14px;
    justify-content: center;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 25px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: 0.3s;
}
.back-link:hover {
    color: var(--primary-dark);
    transform: translateX(-6px);
}

/* ============================================
   FOOTER (Konsisten dengan Judul)
   ============================================ */
.footer {
    margin-top: 45px;
    padding-top: 22px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    text-align: center;
    font-size: 15px;
    font-weight: 600;
    color: #0f766e;
    letter-spacing: 0.3px;
}