/**
 * DoughPoint2 - Main Stylesheet
 * Features: 005-complete-ui-elements, 009-navigation-branding
 *
 * Shared styles using BEM naming convention
 * Organization: Colors → Typography → Layout → Components
 */

/* ============================================================================
   COLOR PALETTE
   Enhanced for modern visual design (Feature 009)
   ============================================================================ */

:root {
    /* Primary colors - DoughPoint brand blue */
    --color-primary: #0066cc;
    --color-primary-dark: #004c99;
    --color-primary-light: #3385d6;
    --color-primary-lighter: #e6f0fa;

    /* Semantic colors - warm-tinted backgrounds */
    --color-success: #28a745;
    --color-success-bg: #d6edda;
    --color-success-text: #1a5c2a;

    --color-danger: #dc3545;
    --color-danger-bg: #f9d8da;
    --color-danger-text: #762029;

    --color-warning: #e6a817;
    --color-warning-bg: #fdf3cd;
    --color-warning-text: #7a5a08;

    --color-info: #17a2b8;
    --color-info-bg: #d1ecf1;
    --color-info-text: #0c5460;

    /* Neutral colors - warm parchment palette */
    --color-canvas: #faf8f5;
    --color-surface: #fefdfb;
    --color-light: #f7f5f2;
    --color-light-hover: #f0ede9;
    --color-dark: #2c2420;
    --color-dark-secondary: #3d3530;
    --color-muted: #7a716a;
    --color-white: #ffffff;
    --color-black: #000000;

    /* Border and shadow - warm-tinted for soft depth */
    --color-border: rgba(60, 42, 30, 0.12);
    --color-border-dark: rgba(60, 42, 30, 0.20);
    --shadow-xs: 0 1px 2px rgba(44, 36, 32, 0.06);
    --shadow: 0 2px 4px rgba(44, 36, 32, 0.08);
    --shadow-md: 0 4px 8px rgba(44, 36, 32, 0.10);
    --shadow-lg: 0 8px 16px rgba(44, 36, 32, 0.12);

    /* Dashboard accent colors — warm, grounded tones for KPI card left borders */
    --color-accent-muted: #7a716a;   /* Orders — warm gray */
    --color-accent-clay: #b07d4f;    /* Items Sold — terracotta */
    --color-accent-sage: #5a7a5e;    /* Labor — muted sage */
    --color-accent-plum: #6a5a7a;    /* Top Sellers — dusty plum */

    /* Brand colors (Feature 009) */
    --color-brand-text: #2c2420;
}

/* ============================================================================
   TYPOGRAPHY
   ============================================================================ */

:root {
    /* Font sizes */
    --font-size-xs: 0.75rem;   /* 12px */
    --font-size-sm: 0.875rem;  /* 14px */
    --font-size-base: 1rem;    /* 16px */
    --font-size-lg: 1.125rem;  /* 18px */
    --font-size-xl: 1.25rem;   /* 20px */

    /* Font weights */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 700;

    /* Line heights */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-dark);
    background-color: var(--color-canvas);
}

h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

/* ============================================================================
   SPACING SCALE
   ============================================================================ */

:root {
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-12: 48px;
}

/* ============================================================================
   LAYOUT
   ============================================================================ */

.container {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-4);
    padding-right: var(--space-4);
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.page-header__title {
    margin: 0;
    font-size: 1.75rem;
}

.page-header__actions {
    display: flex;
    gap: var(--space-3);
}

/* ============================================================================
   BUTTONS
   ============================================================================ */

.btn {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-normal);
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    border: 1px solid transparent;
    border-radius: 4px;
    transition: all 0.15s ease-in-out;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn--primary:hover:not(:disabled) {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

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

.btn--secondary:hover:not(:disabled) {
    background-color: var(--color-light-hover);
    border-color: var(--color-border-dark);
}

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

.btn--danger:hover:not(:disabled) {
    background-color: #c82333;
    border-color: #bd2130;
}

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

.btn--outline:hover:not(:disabled) {
    color: var(--color-white);
    background-color: var(--color-primary);
}

.btn--sm {
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-sm);
}

.btn--icon {
    padding: var(--space-1);
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    line-height: 1;
    border-radius: 4px;
}

.btn--lg {
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-lg);
}

/* ============================================================================
   FORMS
   ============================================================================ */

.form-field {
    margin-bottom: var(--space-4);
}

.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-weight: var(--font-weight-medium);
    color: var(--color-dark);
}

.form-label--required::after {
    content: " *";
    color: var(--color-danger);
}

.form-input,
.form-select,
.form-textarea {
    display: block;
    width: 100%;
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-dark);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--color-primary);
    outline: 0;
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.25);
}

.form-input[aria-invalid="true"],
.form-select[aria-invalid="true"],
.form-textarea[aria-invalid="true"] {
    border-color: var(--color-danger);
}

.form-input[aria-invalid="true"]:focus,
.form-select[aria-invalid="true"]:focus,
.form-textarea[aria-invalid="true"]:focus {
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.25);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-help {
    display: block;
    margin-top: var(--space-1);
    font-size: var(--font-size-sm);
    color: var(--color-muted);
}

.error-message {
    display: block;
    margin-top: var(--space-1);
    font-size: var(--font-size-sm);
    color: var(--color-danger-text);
}

.form-checkbox,
.form-radio {
    margin-right: var(--space-2);
}

fieldset {
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: 4px;
}

legend {
    padding: 0 var(--space-2);
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
}

/* ============================================================================
   BADGES
   ============================================================================ */

.badge {
    display: inline-block;
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 3px;
}

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

.badge--success {
    color: var(--color-success-text);
    background-color: var(--color-success-bg);
}

.badge--danger {
    color: var(--color-danger-text);
    background-color: var(--color-danger-bg);
}

.badge--warning {
    color: var(--color-warning-text);
    background-color: var(--color-warning-bg);
}

.badge--info {
    color: var(--color-info-text);
    background-color: var(--color-info-bg);
}

.badge--muted {
    color: var(--color-white);
    background-color: var(--color-muted);
}

/* Status badges for user states (WCAG 1.4.3: 4.5:1 contrast ratio) */
.badge--active {
    color: #166534; /* 7:1 ratio on #dcfce7 */
    background-color: #dcfce7;
}

.badge--inactive {
    color: #374151; /* 7:1 ratio on #e5e7eb */
    background-color: #e5e7eb;
}

.badge--pending {
    color: #854d0e; /* 5.7:1 ratio on #fef3c7 */
    background-color: #fef3c7;
}

.badge--expired {
    color: #7c2d12; /* 6.2:1 ratio on #fee2e2 */
    background-color: #fee2e2;
}

.badge--revoked {
    color: #44403c; /* 7.1:1 ratio on #f5f5f4 */
    background-color: #f5f5f4;
}

.badge--accepted {
    color: #065f46; /* 6.4:1 ratio on #d1fae5 */
    background-color: #d1fae5;
}

/* Employee sync status badges (Feature 019) */
.badge--synced {
    color: #166534; /* 7:1 ratio on #dcfce7 - same as active */
    background-color: #dcfce7;
}

.badge--error {
    color: #991b1b; /* 6.8:1 ratio on #fef2f2 */
    background-color: #fef2f2;
}

.badge--conflict {
    color: #9a3412; /* 5.5:1 ratio on #fff7ed */
    background-color: #fff7ed;
}

.badge--owner {
    color: #4338ca; /* 5.8:1 ratio on #eef2ff */
    background-color: #eef2ff;
}

/* ============================================================================
   TABLES
   ============================================================================ */

.data-table {
    width: 100%;
    margin-bottom: var(--space-4);
    border-collapse: collapse;
}

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

.data-table th,
.data-table td {
    padding: var(--space-3);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.data-table th {
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
}

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

.data-table--striped tbody tr:nth-child(odd) {
    background-color: var(--color-light);
}

/* Responsive tables - card layout on mobile */
@media (max-width: 768px) {
    .data-table thead {
        display: none;
    }

    .data-table tbody tr {
        display: block;
        margin-bottom: var(--space-5);
        border: 1px solid var(--color-border);
        border-radius: 8px;
        padding: var(--space-4);
        background-color: var(--color-surface);
    }

    .data-table tbody td {
        display: block;
        text-align: right;
        padding: var(--space-2) 0;
        border: none;
    }

    .data-table tbody td::before {
        content: attr(data-label);
        float: left;
        font-weight: var(--font-weight-bold);
        color: var(--color-dark);
    }
}

/* ============================================================================
   MODALS
   ============================================================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1050;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
    outline: 0;
}

.modal[hidden] {
    display: none;
}

.modal__overlay {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1040;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal__content {
    position: relative;
    z-index: 1050;
    width: 90%;
    max-width: 600px;
    margin: var(--space-12) auto;
    background-color: var(--color-surface);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
}

.modal__title {
    padding: var(--space-4);
    margin: 0;
    border-bottom: 1px solid var(--color-border);
}

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

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

@media (max-width: 768px) {
    .modal__content {
        width: 100%;
        margin: 0;
        border-radius: 0;
        min-height: 100vh;
    }
}

/* ============================================================================
   FOCUS INDICATORS (WCAG 2.4.7)
   ============================================================================ */

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

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ============================================================================
   LOADING STATES
   ============================================================================ */

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top-color: var(--color-primary);
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading--lg {
    width: 40px;
    height: 40px;
    border-width: 4px;
}

/* ============================================================================
   USER DETAIL - ROLE CARDS
   ============================================================================ */

.tenant-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-4);
    margin-bottom: var(--space-4);
}

.tenant-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-3);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border);
}

.tenant-name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
}

.tenant-id {
    font-size: var(--font-size-xs);
    color: var(--color-muted);
    font-family: monospace;
}

.roles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--space-3);
}

.role-card {
    background: var(--color-light);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: var(--space-3);
}

.role-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-2);
}

.role-name {
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
}

.role-meta {
    font-size: var(--font-size-xs);
    color: var(--color-muted);
}

.role-meta div {
    margin-bottom: 4px;
}

/* User info cards */
.user-info {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.info-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: var(--space-3);
}

.info-label {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-muted);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.info-value {
    font-size: var(--font-size-base);
    color: var(--color-dark);
}

.section-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-2);
    border-bottom: 2px solid var(--color-primary);
}

/* ============================================================================
   RESPONSIVE BREAKPOINTS
   ============================================================================ */

@media (max-width: 1024px) {
    .container {
        padding-left: var(--space-3);
        padding-right: var(--space-3);
    }
}

@media (max-width: 768px) {
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
    }

    .page-header__actions {
        width: 100%;
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    body {
        font-size: var(--font-size-sm);
    }

    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1.125rem; }
}