@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --sage-green: #8F9A8A;
    --sage-light: #EEF2F0;
    --dark-green: #3B5A5C;
    --darker-green: #2F4A4C;
    --bg-color: #F8FAF9;
    --text-main: #1E293B;
    --text-muted: #64748B;
    --white: #FFFFFF;
    --danger: #EF4444;
    --success: #10B981;
    --border-color: #E2E8F0;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    margin: 0;
    padding: 0;
    line-height: 1.5;
}

/* App Master Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Layout (Left) */
.app-sidebar {
    width: 260px;
    background: var(--white);
    border-right: 1px solid var(--border-color);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    z-index: 10;
}

.sidebar-brand {
    padding: 1.25rem 1.25rem;
    display: flex;
    align-items: center;
    border-bottom: 1px solid #F1F5F9;
}

.sidebar-logo {
    max-height: 42px;
    width: auto;
}

.sidebar-nav {
    padding: 1.5rem 0.85rem;
    flex-grow: 1;
    overflow-y: auto;
}

.nav-section-title {
    font-size: 0.68rem;
    font-weight: 700;
    color: #94A3B8;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0 0.75rem 0.5rem 0.75rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.75rem 1rem;
    color: var(--text-muted);
    border-radius: 10px;
    font-weight: 500;
    font-size: 0.95rem;
    text-decoration: none;
    margin-bottom: 0.35rem;
    transition: all 0.2s ease;
}

.nav-item:hover {
    background-color: #F1F5F9;
    color: var(--dark-green);
}

.nav-item.active {
    background-color: var(--sage-light);
    color: var(--dark-green);
    font-weight: 600;
}

.nav-icon {
    width: 20px;
    height: 20px;
}

.sidebar-user-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid #F1F5F9;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: auto;
    background-color: #FAFAFA;
}

.user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--dark-green);
    color: var(--white);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.user-info {
    flex-grow: 1;
    overflow: hidden;
}

.user-fullname {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}

.user-role-tag {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.logout-icon-btn {
    color: #94A3B8;
    border-radius: 8px;
    padding: 0.4rem;
    display: flex;
    align-items: center;
    transition: all 0.2s ease;
    text-decoration: none;
}

.logout-icon-btn:hover {
    color: var(--danger);
    background: #FEE2E2;
}

/* Main Application Wrapper */
.app-main-wrapper {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

/* Top Header Bar */
.app-header {
    padding: 1.25rem 2.5rem;
    background: var(--white);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.badge-engine {
    background: var(--sage-light);
    color: var(--dark-green);
    font-size: 0.68rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    letter-spacing: 0.06em;
    display: inline-block;
}

.header-page-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-main);
    margin: 0.25rem 0 0 0;
}

.system-status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    background: #F8FAFC;
    padding: 0.4rem 0.85rem;
    border-radius: 20px;
    border: 1px solid #E2E8F0;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

/* Body Content */
.app-content-body {
    padding: 2.5rem;
    flex-grow: 1;
}

/* Auth Screens */
.auth-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 1rem;
    background-color: var(--bg-color);
}

.auth-box {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.01);
    width: 100%;
    max-width: 420px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.auth-box h2 {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark-green);
}

/* Forms & Inputs */
input[type="text"],
input[type="email"],
input[type="password"],
select {
    width: 100%;
    padding: 0.875rem 1rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: #F8FAFC;
    color: var(--text-main);
    font-size: 0.95rem;
    transition: all 0.2s ease;
    box-sizing: border-box;
}

input:focus,
select:focus {
    outline: none;
    border-color: var(--sage-green);
    box-shadow: 0 0 0 3px rgba(143, 154, 138, 0.2);
    background-color: var(--white);
}

button {
    background-color: var(--dark-green);
    color: var(--white);
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

button:hover {
    background-color: var(--darker-green);
}

.auth-container button, .btn-block {
    width: 100%;
    padding: 0.875rem 1.5rem;
    font-weight: 600;
}

.auth-container button:hover, .btn-block:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.auth-link {
    display: inline-block;
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.auth-link:hover {
    color: var(--dark-green);
}

/* Cards & Tables */
.card {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02);
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
    overflow-x: auto;
}

.card h3 {
    margin-top: 0;
    margin-bottom: 1.5rem;
    color: var(--dark-green);
    font-weight: 600;
}

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    min-width: 800px;
}

th,
td {
    padding: 1rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: #F8FAFC;
}

th:first-child {
    border-top-left-radius: 8px;
    border-bottom-left-radius: 8px;
}

th:last-child {
    border-top-right-radius: 8px;
    border-bottom-right-radius: 8px;
}

td {
    font-size: 0.95rem;
    color: var(--text-main);
    vertical-align: middle;
}

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

/* Badges */
.badge {
    padding: 0.35rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-block;
}

.badge-success {
    background: #DCFCE7;
    color: #166534;
}

.badge-danger {
    background: #FEE2E2;
    color: #991B1B;
}

.badge-info {
    background: #E0F2FE;
    color: #075985;
}

.badge-warning {
    background: #FEF3C7;
    color: #92400E;
}

/* Status Update Select */
.status-select {
    width: auto;
    margin-bottom: 0;
    padding: 0.4rem 2rem 0.4rem 0.8rem;
    font-weight: 500;
    font-size: 0.85rem;
    border-radius: 6px;
}

/* Alerts */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-error {
    background-color: #FEF2F2;
    color: #991B1B;
    border: 1px solid #F87171;
}

.alert-success {
    background-color: #F0FDF4;
    color: #166534;
    border: 1px solid #4ADE80;
}

/* Radio Cards */
.radio-group {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.radio-group label {
    flex: 1;
    cursor: pointer;
}

.radio-group input[type="radio"] {
    display: none;
}

.radio-card {
    border: 1px solid var(--border-color);
    padding: 1rem;
    border-radius: 8px;
    display: block;
    text-align: center;
    font-weight: 500;
    color: var(--text-muted);
    transition: all 0.2s;
}

.radio-group input[type="radio"]:checked+.radio-card {
    border-color: var(--sage-green);
    background: var(--sage-light);
    color: var(--dark-green);
    box-shadow: inset 0 0 0 1px var(--sage-green);
}

/* Action Buttons & Icons */
.actions-cell {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.btn-action {
    background: transparent;
    border: 1px solid transparent;
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: 6px;
    cursor: pointer;
    color: var(--text-muted);
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-action:hover {
    background: var(--sage-light);
    color: var(--dark-green);
    border-color: transparent;
}

.btn-action.btn-delete:hover {
    background: #FEE2E2;
    color: #991B1B;
    border-color: transparent;
}

.btn-primary {
    background: var(--dark-green);
    color: white;
    padding: 0.6rem 1.25rem;
    border-radius: 8px;
    border: none;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    background: var(--darker-green);
}

.btn-secondary {
    background: var(--white);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 0.6rem 1.25rem;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: #F1F5F9;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-box {
    background: var(--white);
    border-radius: 12px;
    width: 100%;
    max-width: 500px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    overflow: hidden;
    transform: scale(0.95);
    transition: transform 0.2s ease;
}

.modal-overlay.active .modal-box {
    transform: scale(1);
}

.modal-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--text-main);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.modal-close:hover {
    color: var(--text-main);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    background: #F8FAFC;
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}