/**
 * FourLook - Main Stylesheet
 * Google-style light color palette: blue, white, soft gray
 */

/* CSS Variables - Google-style Color Palette */
:root {
    /* Primary Colors */
    --color-forest-dark: #174ea6;
    --color-forest: #1a73e8;
    --color-forest-light: #4285f4;
    --color-bark: #5f6368;
    --color-bark-dark: #3c4043;
    --color-cream: #f8fafd;
    --color-cream-dark: #eef3fb;
    
    /* Neutral Colors */
    --color-white: #ffffff;
    --color-gray-100: #f8fafd;
    --color-gray-200: #e8eaed;
    --color-gray-300: #dadce0;
    --color-gray-600: #5f6368;
    --color-gray-800: #202124;
    --color-black: #000000;
    
    /* Status Colors */
    --color-success: #188038;
    --color-success-bg: #e6f4ea;
    --color-warning: #ffc107;
    --color-warning-bg: #fff3cd;
    --color-error: #d93025;
    --color-error-bg: #fce8e6;
    --color-info: #1a73e8;
    --color-info-bg: #e8f0fe;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;
    --font-size-3xl: 32px;
    
    /* Layout */
    --sidebar-width: 250px;
    --navbar-height: 60px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(60, 64, 67, 0.08);
    --shadow-md: 0 1px 3px rgba(60, 64, 67, 0.16);
    --shadow-lg: 0 4px 12px rgba(60, 64, 67, 0.16);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;
}

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

html {
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    background: #f8fafd;
    min-height: 100vh;
}

/* Links */
a {
    color: var(--color-forest);
    text-decoration: none;
    transition: color 0.2s;
}

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

/* Headings */
h1, h2, h3, h4, h5, h6 {
    color: var(--color-forest);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }
h5 { font-size: var(--font-size-base); }
h6 { font-size: var(--font-size-sm); }

/* Forms */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 20px;
    align-items: start;
}

.form-grid .full-width {
    grid-column: 1 / -1;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 0;
}

.form-label {
    color: var(--color-bark-dark);
    font-size: var(--font-size-sm);
    font-weight: 700;
}

.form-control {
    width: 100%;
    min-height: 42px;
    padding: 10px 12px;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    background: var(--color-white);
    color: var(--color-gray-800);
    font: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
    border-color: var(--color-forest);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.12);
    outline: none;
}

textarea.form-control {
    min-height: 108px;
    resize: vertical;
}

.checkbox-label {
    display: inline-flex;
    flex-direction: row;
    align-items: center;
    gap: 10px;
    width: fit-content;
    padding: 10px 12px;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    background: var(--color-gray-100);
}

.settings-form .card-header + .card-body {
    padding-top: var(--spacing-lg);
}

.settings-section-header {
    border-top: 1px solid var(--color-gray-200);
    background: var(--color-gray-100);
}

.settings-form .settings-section-header:first-of-type {
    border-top: 0;
}

.settings-form .card-subtitle {
    margin: 4px 0 0;
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
}

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

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--color-white);
    color: var(--color-gray-800);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
    box-shadow: none;
    border-right: 1px solid var(--color-gray-200);
    z-index: 100;
    /* Firefox scrollbar styling */
    scrollbar-color: #dadce0 var(--color-white);
    scrollbar-width: thin;
}

/* Custom scrollbar styling for Chrome, Safari, Edge */
.sidebar::-webkit-scrollbar {
    width: 8px;
}

.sidebar::-webkit-scrollbar-track {
    background: var(--color-white);
    border-radius: 4px;
}

.sidebar::-webkit-scrollbar-thumb {
    background: #dadce0;
    border-radius: 4px;
    border: 1px solid #f1f3f4;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: #bdc1c6;
}

.sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-gray-200);
    text-align: center;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    color: var(--color-gray-800);
    font-size: var(--font-size-2xl);
    font-weight: 700;
}

.fourlook-text-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-blue-600);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1;
}

.sidebar-logo-icon {
    font-size: 40px;
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-md) 0;
}

.sidebar-nav-section {
    margin-bottom: var(--spacing-lg);
}

.sidebar-nav-title {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-600);
}

.sidebar-nav-list {
    list-style: none;
}

.sidebar-nav-item {
    margin-bottom: 2px;
}

.sidebar-nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--color-gray-800);
    transition: background 0.2s, color 0.2s;
    border-left: 3px solid transparent;
}

.sidebar-nav-link:hover {
    background: #f1f3f4;
    color: var(--color-forest);
}

.sidebar-nav-link.active {
    background: #e8f0fe;
    border-left-color: var(--color-forest);
    color: var(--color-forest);
    font-weight: 500;
}

.sidebar-nav-icon {
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 18px;
    line-height: 1;
}

.sidebar-nav-dropdown details {
    display: block;
}

.sidebar-nav-dropdown summary {
    cursor: pointer;
    list-style: none;
}

.sidebar-nav-dropdown summary::-webkit-details-marker {
    display: none;
}

.sidebar-nav-caret {
    margin-left: auto;
    color: var(--color-gray-600);
    font-size: 12px;
    transition: transform 0.2s;
}

.sidebar-nav-dropdown details[open] .sidebar-nav-caret {
    transform: rotate(180deg);
}

.sidebar-subnav-list {
    list-style: none;
    margin: 2px 0 6px 0;
    padding: 0;
}

.sidebar-subnav-link {
    display: block;
    padding: 7px var(--spacing-lg) 7px 56px;
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: background 0.2s, color 0.2s;
}

.sidebar-subnav-link:hover,
.sidebar-subnav-link.active {
    background: #f1f3f4;
    color: var(--color-forest);
}

.sidebar-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-200);
    font-size: var(--font-size-xs);
    color: var(--color-gray-600);
    text-align: center;
}

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

/* Navbar */
.navbar {
    height: var(--navbar-height);
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-xl);
    box-shadow: none;
    position: sticky;
    top: 0;
    z-index: 90;
}

.navbar-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.navbar-title {
    font-size: var(--font-size-xl);
    color: var(--color-forest);
    font-weight: 600;
}

.navbar-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.navbar-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-gray-800);
}

.navbar-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--color-forest);
    color: var(--color-cream);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

/* Content Container */
.content-container {
    flex: 1;
    padding: var(--spacing-xl);
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

/* Page Header */
.page-header {
    margin-bottom: var(--spacing-xl);
}

.page-title {
    font-size: var(--font-size-3xl);
    color: var(--color-forest);
    margin-bottom: var(--spacing-sm);
}

.page-description {
    color: var(--color-gray-600);
    font-size: var(--font-size-base);
}

/* Cards */
.card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-gray-200);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-200);
}

.card-title {
    font-size: var(--font-size-xl);
    color: var(--color-forest);
    margin: 0;
}

.card-body {
    color: var(--color-gray-800);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 500;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

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

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

.btn-secondary {
    background: var(--color-white);
    color: var(--color-forest);
    border: 1px solid var(--color-gray-300);
}

.btn-secondary:hover {
    background: #f1f3f4;
}

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

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

/* Tables */
.table-wrapper {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-white);
}

.table thead {
    background: #f8fafd;
    color: var(--color-gray-800);
}

.table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-200);
}

.table tbody tr:hover {
    background: #f8fafd;
}

/* Status Badges */
.badge {
    display: inline-block;
    padding: 4px 12px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.badge-warning {
    background: var(--color-warning-bg);
    color: #856404;
}

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

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

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .navbar {
        padding: 0 var(--spacing-md);
    }
    
    .content-container {
        padding: var(--spacing-md);
    }

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


/* Trust-focused theme layer */
:root {
    color-scheme: light;
    --trust-bg: #f5f8fc;
    --trust-surface: #ffffff;
    --trust-surface-raised: #ffffff;
    --trust-ink: #111827;
    --trust-muted: #64748b;
    --trust-line: #dbe4ef;
    --trust-primary: #1d4ed8;
    --trust-primary-strong: #173ea5;
    --trust-primary-soft: #eaf1ff;
    --trust-success: #0f8a4b;
    --trust-danger: #c2410c;
    --trust-shadow: 0 16px 42px rgba(15, 23, 42, 0.08);
    --trust-shadow-soft: 0 8px 24px rgba(15, 23, 42, 0.06);
    --color-forest-dark: var(--trust-primary-strong);
    --color-forest: var(--trust-primary);
    --color-forest-light: #4f7df3;
    --color-bark: var(--trust-muted);
    --color-bark-dark: var(--trust-ink);
    --color-cream: var(--trust-bg);
    --color-cream-dark: #e8eef7;
    --color-white: var(--trust-surface);
    --color-gray-100: #f8fafc;
    --color-gray-200: var(--trust-line);
    --color-gray-300: #cbd5e1;
    --color-gray-600: var(--trust-muted);
    --color-gray-800: var(--trust-ink);
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow-md: var(--trust-shadow-soft);
    --shadow-lg: var(--trust-shadow);
    --radius-md: 12px;
    --radius-lg: 18px;
}

:root[data-theme="dark"] {
    color-scheme: dark;
    --trust-bg: #0b1220;
    --trust-surface: #111a2b;
    --trust-surface-raised: #162238;
    --trust-ink: #eef4ff;
    --trust-muted: #9fb0c8;
    --trust-line: #26344d;
    --trust-primary: #7aa2ff;
    --trust-primary-strong: #a9c1ff;
    --trust-primary-soft: rgba(122, 162, 255, 0.14);
    --trust-success: #57d68d;
    --trust-danger: #ff9f7a;
    --trust-shadow: 0 16px 42px rgba(0, 0, 0, 0.32);
    --trust-shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.24);
    --color-gray-100: #0f1728;
    --color-gray-200: var(--trust-line);
    --color-gray-300: #3a4a64;
    --color-success-bg: rgba(87, 214, 141, 0.14);
    --color-warning-bg: rgba(251, 188, 4, 0.14);
    --color-error-bg: rgba(255, 159, 122, 0.14);
    --color-info-bg: var(--trust-primary-soft);
}

body {
    color: var(--trust-ink);
    background:
        radial-gradient(circle at top left, rgba(29, 78, 216, 0.08), transparent 32rem),
        var(--trust-bg);
}

:root[data-theme="dark"] body {
    background:
        radial-gradient(circle at top left, rgba(122, 162, 255, 0.14), transparent 34rem),
        var(--trust-bg);
}

.sidebar,
.navbar,
.card,
.table,
.footer,
.form-control,
.checkbox-label,
.settings-section-header {
    background: var(--trust-surface);
    color: var(--trust-ink);
    border-color: var(--trust-line);
}

.sidebar {
    box-shadow: 12px 0 34px rgba(15, 23, 42, 0.04);
}

:root[data-theme="dark"] .sidebar {
    box-shadow: 12px 0 34px rgba(0, 0, 0, 0.22);
}

.navbar {
    backdrop-filter: blur(18px);
    background: color-mix(in srgb, var(--trust-surface) 88%, transparent);
}

.card {
    border-radius: var(--radius-lg);
    box-shadow: var(--trust-shadow-soft);
}

.card-header,
.sidebar-header,
.sidebar-footer,
.table td {
    border-color: var(--trust-line);
}

.card-title,
.page-title,
.navbar-title,
h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--trust-ink);
    letter-spacing: -0.02em;
}

.page-description,
.card-subtitle,
.sidebar-nav-title,
.sidebar-subnav-link,
.navbar-breadcrumb,
.sidebar-footer,
.form-label {
    color: var(--trust-muted);
}

.fourlook-text-mark,
a,
.sidebar-nav-link:hover,
.sidebar-nav-link.active,
.sidebar-subnav-link:hover,
.sidebar-subnav-link.active {
    color: var(--trust-primary);
}

.sidebar-nav-link,
.navbar-user {
    color: var(--trust-ink);
}

.sidebar-nav-link:hover,
.sidebar-subnav-link:hover,
.table tbody tr:hover {
    background: var(--trust-primary-soft);
}

.sidebar-nav-link.active,
.sidebar-subnav-link.active {
    background: var(--trust-primary-soft);
    border-left-color: var(--trust-primary);
}

.btn {
    border-radius: 999px;
    font-weight: 700;
    min-height: 40px;
    box-shadow: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--trust-primary), var(--trust-primary-strong));
    color: #ffffff;
}

.btn-primary:hover {
    filter: brightness(0.96);
    transform: translateY(-1px);
}

.btn-secondary,
.btn-outline {
    background: var(--trust-surface-raised);
    color: var(--trust-primary);
    border: 1px solid var(--trust-line);
}

.btn-secondary:hover,
.btn-outline:hover {
    background: var(--trust-primary-soft);
    color: var(--trust-primary-strong);
}

.form-control {
    background: var(--trust-surface-raised);
    color: var(--trust-ink);
    border-color: var(--trust-line);
}

.form-control:focus {
    border-color: var(--trust-primary);
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--trust-primary) 16%, transparent);
}

.table thead {
    background: color-mix(in srgb, var(--trust-primary-soft) 60%, var(--trust-surface));
    color: var(--trust-ink);
}

.badge-success { color: var(--trust-success); }
.badge-error { color: var(--trust-danger); }

.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 38px;
    padding: 8px 12px;
    border: 1px solid var(--trust-line);
    border-radius: 999px;
    background: var(--trust-surface-raised);
    color: var(--trust-ink);
    cursor: pointer;
    font: inherit;
    font-size: 13px;
    font-weight: 700;
}

.theme-toggle:hover {
    background: var(--trust-primary-soft);
}

.theme-toggle-icon {
    width: 18px;
    height: 18px;
    display: inline-grid;
    place-items: center;
}

.logout-link {
    margin-left: 12px;
    padding: 8px 14px;
    background: var(--trust-primary);
    color: #ffffff !important;
    border-radius: 999px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 700;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.48);
    backdrop-filter: blur(3px);
    z-index: 95;
}

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

.card,
.table-wrapper,
.content-container,
.main-content {
    min-width: 0;
}

img,
svg,
canvas,
iframe {
    max-width: 100%;
}

@media (max-width: 1024px) {
    .content-container {
        padding: 20px;
    }

    .navbar-right {
        gap: 10px;
    }
}

@media (max-width: 768px) {
    .navbar {
        min-height: var(--navbar-height);
        height: auto;
        padding: 10px var(--spacing-md);
    }

    .navbar-left,
    .navbar-right,
    .navbar-user {
        gap: 10px;
    }

    .navbar-title {
        font-size: 18px;
    }

    .navbar-user > span {
        display: none;
    }

    .theme-toggle-label {
        display: none;
    }

    .content-container {
        padding: 16px;
    }

    .card {
        padding: 18px;
        border-radius: 16px;
    }

    .sidebar {
        width: min(88vw, 310px);
        box-shadow: 20px 0 44px rgba(0, 0, 0, 0.25);
    }

    .table-wrapper,
    .card-body {
        max-width: 100%;
        overflow-x: auto;
    }

    .table {
        min-width: 720px;
    }
}