/* ============================================
   SPM CRKJ — Design System (Flowloop Tokens)
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@300;400;500;600;700&family=Ubuntu:wght@300;400;500;700&family=Ubuntu+Mono:wght@400;700&display=swap');

/* --- Design Tokens --- */
:root {
    /* Colors */
    --color-primary: #072C2C;
    --color-primary-light: #0a3f3f;
    --color-primary-dark: #041b1b;
    --color-secondary: #FF5F03;
    --color-secondary-light: #ff7a2e;
    --color-secondary-dark: #cc4c02;
    --color-success: #16A34A;
    --color-warning: #D97706;
    --color-danger: #DC2626;
    --color-surface: #EDEADE;
    --color-surface-light: #f5f3ea;
    --color-text: #111827;
    --color-text-light: #6B7280;
    --color-text-inverse: #FFFFFF;
    --color-border: #D1D5DB;
    --color-white: #FFFFFF;

    /* Typography */
    --font-primary: 'Ubuntu', sans-serif;
    --font-display: 'Oswald', sans-serif;
    --font-mono: 'Ubuntu Mono', monospace;

    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

    /* Layout */
    --sidebar-width: 260px;
    --topbar-height: 64px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-surface);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

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

a:hover {
    color: var(--color-secondary-dark);
}

/* --- Utilities --- */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--color-text-light); }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }

/* --- Auth Layout --- */
.auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, var(--color-primary) 100%);
    padding: var(--space-4);
}

.auth-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--space-10);
    width: 100%;
    max-width: 420px;
}

.auth-logo {
    text-align: center;
    margin-bottom: var(--space-8);
}

.auth-logo h1 {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    color: var(--color-primary);
    margin-bottom: var(--space-1);
}

.auth-logo p {
    font-size: var(--text-sm);
    color: var(--color-text-light);
}

/* --- Forms --- */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.form-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    color: var(--color-text);
    background-color: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-input:focus {
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(255, 95, 3, 0.15);
}

.form-input::placeholder {
    color: var(--color-text-light);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    font-weight: 500;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    line-height: 1.5;
}

.btn:focus-visible {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

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

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

.btn-block {
    width: 100%;
}

.btn-outline {
    background-color: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}

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

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
}

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

/* --- Alerts --- */
.alert {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    margin-bottom: var(--space-5);
    border: 1px solid transparent;
}

.alert-danger {
    background-color: #FEF2F2;
    color: var(--color-danger);
    border-color: #FECACA;
}

.alert-success {
    background-color: #F0FDF4;
    color: var(--color-success);
    border-color: #BBF7D0;
}

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

/* --- Sidebar --- */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    transition: transform var(--transition-base);
}

.sidebar-header {
    padding: var(--space-6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-header h1 {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    color: var(--color-secondary);
    letter-spacing: 0.05em;
}

.sidebar-header p {
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.5);
    margin-top: var(--space-1);
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-4) 0;
    overflow-y: auto;
}

.nav-section {
    padding: var(--space-2) var(--space-6);
    margin-top: var(--space-4);
}

.nav-section-title {
    font-family: var(--font-primary);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: var(--space-2);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-6);
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--text-sm);
    font-weight: 400;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.nav-item:hover {
    color: var(--color-white);
    background-color: rgba(255, 255, 255, 0.05);
}

.nav-item.active {
    color: var(--color-white);
    background-color: rgba(255, 255, 255, 0.1);
    border-left-color: var(--color-secondary);
}

.nav-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* --- Sidebar Submenu --- */
.nav-parent {
    position: relative;
}

.nav-toggle {
    width: 100%;
    background: none;
    border: none;
    font-family: var(--font-primary);
    cursor: pointer;
    text-align: left;
    position: relative;
}

.nav-chevron {
    width: 14px;
    height: 14px;
    position: absolute;
    right: var(--space-6);
    top: 50%;
    transform: translateY(-50%);
    transition: transform var(--transition-fast);
}

.nav-parent.open .nav-chevron {
    transform: translateY(-50%) rotate(90deg);
}

.nav-submenu {
    display: none;
    padding-left: var(--space-8);
}

.nav-parent.open .nav-submenu {
    display: block;
}

.nav-sub-item {
    font-size: var(--text-xs) !important;
    padding-left: var(--space-8) !important;
    border-left: none !important;
    position: relative;
}

.nav-sub-item::before {
    content: '';
    position: absolute;
    left: var(--space-6);
    top: 50%;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%);
}

.nav-sub-item.active::before {
    background: var(--color-secondary);
}

/* --- Main Content Area --- */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* --- Topbar --- */
.topbar {
    height: var(--topbar-height);
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-8);
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.topbar-title {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.topbar-user-info {
    text-align: right;
}

.topbar-user-name {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
}

.topbar-user-role {
    font-size: var(--text-xs);
    color: var(--color-text-light);
    text-transform: capitalize;
}

.topbar-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 500;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text);
    cursor: pointer;
    padding: var(--space-2);
}

.menu-toggle svg {
    width: 24px;
    height: 24px;
}

/* --- Page Content --- */
.page-content {
    flex: 1;
    padding: var(--space-8);
}

/* --- Stats Cards --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.stat-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: box-shadow var(--transition-fast);
}

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

.stat-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-3);
}

.stat-card-title {
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-light);
    text-transform: none;
    letter-spacing: 0;
}

.stat-card-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-card-icon svg {
    width: 20px;
    height: 20px;
}

.stat-card-icon.primary {
    background-color: rgba(7, 44, 44, 0.1);
    color: var(--color-primary);
}

.stat-card-icon.success {
    background-color: rgba(22, 163, 74, 0.1);
    color: var(--color-success);
}

.stat-card-icon.warning {
    background-color: rgba(217, 119, 6, 0.1);
    color: var(--color-warning);
}

.stat-card-icon.secondary {
    background-color: rgba(255, 95, 3, 0.1);
    color: var(--color-secondary);
}

.stat-card-value {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 600;
    color: var(--color-text);
    text-transform: none;
}

.stat-card-desc {
    font-size: var(--text-xs);
    color: var(--color-text-light);
    margin-top: var(--space-1);
}

/* --- Content Card --- */
.content-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.content-card-header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.content-card-header h3 {
    font-size: var(--text-base);
    text-transform: none;
    letter-spacing: 0;
}

.content-card-body {
    padding: var(--space-6);
}

/* --- Data Table --- */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-sm);
}

.data-table thead {
    background-color: var(--color-surface);
}

.data-table th {
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-light);
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border-bottom: 2px solid var(--color-border);
}

.data-table td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text);
    vertical-align: middle;
}

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

/* --- Badges --- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: 9999px;
    white-space: nowrap;
}

.badge-default {
    background-color: #F3F4F6;
    color: var(--color-text-light);
}

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

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

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

/* --- Form Grid --- */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4) var(--space-6);
}

@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}

/* --- Detail Grid --- */
.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--space-4) var(--space-6);
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.detail-label {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.detail-value {
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text);
}

@media (max-width: 768px) {
    .detail-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* --- Modal --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}

.modal-box {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
    font-size: var(--text-base);
    text-transform: none;
    letter-spacing: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--text-xl);
    cursor: pointer;
    color: var(--color-text-light);
    padding: var(--space-1);
    line-height: 1;
}

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

.modal-body {
    padding: var(--space-6);
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-border);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .menu-toggle {
        display: block;
    }

    .page-content {
        padding: var(--space-4);
    }

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

    .topbar-user-info {
        display: none;
    }
}

/* --- Sidebar Overlay (mobile) --- */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99;
}

.sidebar-overlay.active {
    display: block;
}