/* ==========================================================================
   Quixko Professional Documentation Styles
   ========================================================================== */

/* CSS Custom Properties (Design Tokens) */
:root {
    /* Color Palette */
    --color-primary: #2563eb;
    --color-primary-dark: #1e40af;
    --color-primary-light: #3b82f6;
    --color-accent: #8b5cf6;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;

    /* Semantic Colors */
    --color-text-primary: #111827;
    --color-text-secondary: #4b5563;
    --color-text-tertiary: #9ca3af;
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #f9fafb;
    --color-border: #e5e7eb;

    /* Neutral Colors */
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'Fira Code', 'Consolas', 'Monaco', monospace;

    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

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

    /* Legacy spacing (for compatibility) */
    --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: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-full: 9999px;

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

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;

    /* Layout */
    --header-height: 64px;
    --sidebar-width: 280px;
    --toc-width: 240px;
    --content-max-width: 800px;

    /* Z-index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-tooltip: 1050;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scroll-padding-top: 52px; /* breadcrumb is fixed at top:64px, content-wrapper has 48px margin-top to clear it */
}

body {
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-gray-900);
    background-color: var(--color-gray-50);
    overflow-x: hidden;
}

/* Skip Link (Accessibility) */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: white;
    padding: var(--space-2) var(--space-4);
    text-decoration: none;
    z-index: 9999;
}

.skip-link:focus {
    top: 0;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-gray-900);
    margin-top: var(--space-8);
    margin-bottom: var(--space-4);
}

h1 {
    font-size: var(--font-size-4xl);
    border-bottom: 2px solid var(--color-gray-200);
    padding-bottom: var(--space-4);
    margin-top: 0;
}

h2 {
    font-size: var(--font-size-3xl);
    margin-top: var(--space-12);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

p {
    margin-bottom: var(--space-4);
    color: var(--color-gray-700);
}

p.lead {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    line-height: var(--line-height-relaxed);
}

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

a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    background: var(--color-gray-100);
    padding: 0.2em 0.4em;
    border-radius: var(--radius-sm);
    color: var(--color-primary-dark);
}

pre code {
    background: transparent;
    padding: 0;
    color: inherit;
}

ul,
ol {
    margin-bottom: var(--space-4);
    padding-left: var(--space-6);
}

li {
    margin-bottom: var(--space-2);
    color: var(--color-gray-700);
}

/* Table wrapper for overflow control */
.content-section>table {
    display: block;
    width: 100%;
    overflow-x: auto;
    margin: var(--spacing-6, var(--space-6)) 0;
    -webkit-overflow-scrolling: touch;
    /* Smooth scrolling on iOS */
}

table {
    width: 100%;
    min-width: 100%;
    /* Remove fixed min-width */
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

thead {
    background: var(--color-gray-100);
}

th {
    padding: var(--spacing-3, var(--space-3)) var(--spacing-4, var(--space-4));
    text-align: left;
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    border-bottom: 2px solid var(--color-gray-200);
    white-space: normal;
    /* Allow wrapping */
    word-wrap: break-word;
}

td {
    padding: var(--spacing-3, var(--space-3)) var(--spacing-4, var(--space-4));
    border-bottom: 1px solid var(--color-gray-200);
    color: var(--color-gray-700);
    white-space: normal;
    /* Allow wrapping */
    word-wrap: break-word;
}

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

tbody tr:hover {
    background: var(--color-gray-50);
}

/* Mobile table optimization */
@media (max-width: 768px) {

    th,
    td {
        padding: var(--spacing-2, var(--space-2)) var(--spacing-3, var(--space-3));
        font-size: var(--font-size-sm);
    }

    /* Stack table on very small screens if needed */
    @media (max-width: 480px) {

        table,
        thead,
        tbody,
        th,
        td,
        tr {
            display: block;
        }

        thead tr {
            position: absolute;
            top: -9999px;
            left: -9999px;
        }

        tr {
            margin-bottom: var(--space-4);
            border: 1px solid var(--color-gray-200);
            border-radius: var(--radius-md);
        }

        td {
            border: none;
            position: relative;
            padding-left: 50%;
            text-align: right;
        }

        td:before {
            content: attr(data-label);
            position: absolute;
            left: var(--space-3);
            width: 45%;
            padding-right: var(--space-2);
            white-space: nowrap;
            text-align: left;
            font-weight: var(--font-weight-semibold);
            color: var(--color-gray-900);
        }
    }
}

/* Layout Structure */
body {
    display: grid;
    grid-template-areas:
        "header header"
        "sidebar content";
    grid-template-columns: var(--sidebar-width) 1fr;
    grid-template-rows: var(--header-height) 1fr;
    min-height: 100vh;
}

/* Header */
.doc-header {
    grid-area: header;
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-6);
    background: white;
    border-bottom: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-sm);
}

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

.logo {
    height: 32px;
    width: auto;
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    line-height: 1;
}

.brand-subtitle {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

.version-badge {
    padding: var(--space-1) var(--space-3);
    background: var(--color-primary);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-full);
}

/* Header CTA Buttons */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin: 0 var(--space-6);
    flex-shrink: 0;
}

.header-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-lg);
    text-decoration: none;
    white-space: nowrap;
    transition: all var(--transition-fast);
    line-height: 1.4;
}

.header-btn i {
    font-size: 1rem;
    flex-shrink: 0;
}

.header-btn-primary {
    background: var(--color-primary);
    color: #fff;
    border: 1.5px solid var(--color-primary);
}

.header-btn-primary:hover {
    background: var(--color-primary-dark, #1d4ed8);
    border-color: var(--color-primary-dark, #1d4ed8);
    color: #fff;
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.header-btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 1.5px solid var(--color-primary);
}

.header-btn-secondary:hover {
    background: var(--color-primary);
    color: #fff;
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

/* Responsive — tablet: hide button text, show icon only */
@media (max-width: 900px) {
    .header-actions {
        margin: 0 var(--space-3);
        gap: var(--space-2);
    }

    .header-btn span {
        display: none;
    }

    .header-btn {
        padding: var(--space-2) var(--space-3);
    }

    .header-btn i {
        font-size: 1.1rem;
    }
}

/* Responsive — mobile: stack buttons, full icon+text again */
@media (max-width: 480px) {
    .header-actions {
        margin: 0 var(--space-2);
        gap: var(--space-1);
    }

    .header-btn {
        padding: 6px 10px;
        font-size: var(--font-size-xs);
    }

    .header-btn span {
        display: none;
    }
}

.header-nav {
    display: flex;
    gap: var(--space-4);
}

.header-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.header-link:hover {
    background: var(--color-gray-100);
    color: var(--color-primary);
    text-decoration: none;
}

/* Sidebar */
.doc-sidebar {
    grid-area: sidebar;
    position: sticky;
    top: var(--header-height);
    height: calc(100vh - var(--header-height));
    overflow-y: auto;
    background: white;
    border-right: 1px solid var(--color-gray-200);
    padding: var(--space-6) 0;
    /* FIX: Ensure sidebar stays above content */
    z-index: var(--z-sticky);
}

.sidebar-toggle {
    display: none;
    position: fixed;
    top: var(--space-4);
    left: var(--space-4);
    z-index: var(--z-fixed);
    padding: var(--space-2);
    background: white;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    cursor: pointer;
    box-shadow: var(--shadow-md);
}

.sidebar-toggle i {
    font-size: var(--font-size-xl);
    color: var(--color-gray-700);
}

.sidebar-nav {
    padding: 0 var(--space-4);
}

.nav-section {
    margin-bottom: var(--space-8);
}

.nav-section-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-500);
    margin-bottom: var(--space-3);
    padding: 0 var(--space-3);
}

.nav-section-title.collapsible {
    cursor: pointer;
    user-select: none;
    transition: color var(--transition-fast);
}

.nav-section-title.collapsible:hover {
    color: var(--color-primary);
}

.toggle-icon {
    font-size: var(--font-size-sm);
    transition: transform var(--transition-base);
}

.nav-section-title[data-collapsed="true"] .toggle-icon {
    transform: rotate(-90deg);
}

.nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-section-title[data-collapsed="true"]+.nav-list {
    display: none;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link i {
    font-size: var(--font-size-lg);
    color: var(--color-gray-400);
}

.nav-link:hover {
    background: var(--color-gray-100);
    color: var(--color-primary);
    text-decoration: none;
}

.nav-link:hover i {
    color: var(--color-primary);
}

.nav-link.active {
    background: var(--color-primary);
    color: white;
}

.nav-link.active i {
    color: white;
}

/* Scroll offset — clears the fixed breadcrumb bar (header is sticky in grid, not overlapping) */
.content-section {
    scroll-margin-top: 52px;
}

.content-section h2,
.content-section h3 {
    scroll-margin-top: 52px;
}

/* Main Content */
.doc-content {
    grid-area: content;
    padding: 0;
    background: var(--color-gray-50);
    min-width: 0;
    /* Critical for preventing overflow */
    overflow-x: visible;
    /* Allow sticky to work */
    width: 100%;
}

.content-wrapper {
    max-width: 100%;
    margin: 0;
    width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
}

.content-section {
    margin-bottom: var(--space-16);
    box-sizing: border-box;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

/* Ensure all direct children respect boundaries */
.content-section>* {
    box-sizing: border-box;
    max-width: 100%;
}

/* Specific overflow fixes for code blocks only */
.content-section .code-block {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.breadcrumb {
    position: fixed;
    top: var(--header-height);
    left: var(--sidebar-width);
    right: 0;
    z-index: 1010;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    margin: 0;
    padding: var(--space-3) var(--space-4);
    background: white;
    border-bottom: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-sm);
}

.content-wrapper {
    padding: 0 var(--space-4) var(--space-4);
    margin-top: calc(var(--header-height) - var(--header-height) + 48px);
}

.breadcrumb a {
    color: var(--color-primary);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb .separator {
    color: var(--color-gray-400);
}

.breadcrumb .current {
    color: var(--color-gray-900);
    font-weight: var(--font-weight-medium);
}

.content-wrapper {
    max-width: 100%;
    margin: 0;
}

.content-section {
    background: white;
    padding: var(--space-8);
    margin-bottom: var(--space-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-200);
}

/* Table of Contents */
.doc-toc {
    display: none;
    grid-area: toc;
    position: sticky;
    top: var(--header-height);
    height: calc(100vh - var(--header-height));
    overflow-y: auto;
    padding: var(--space-6) var(--space-4);
    background: white;
    border-left: 1px solid var(--color-gray-200);
}

.toc-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-4);
}

.toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
    border-left: 2px solid var(--color-gray-200);
}

.toc-list a {
    display: block;
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    text-decoration: none;
    border-left: 2px solid transparent;
    margin-left: -2px;
    transition: all var(--transition-fast);
}

.toc-list a:hover {
    color: var(--color-primary);
    border-left-color: var(--color-primary-light);
}

.toc-list a.active {
    color: var(--color-primary);
    border-left-color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

/* Components */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    margin: var(--space-6) 0;
    border-left: 4px solid;
}

.alert i {
    font-size: var(--font-size-2xl);
    flex-shrink: 0;
}

.alert h4 {
    margin-top: 0;
    margin-bottom: var(--space-2);
    font-size: var(--font-size-base);
}

.alert p {
    margin-bottom: 0;
    font-size: var(--font-size-sm);
}

.alert-info {
    background: #dbeafe;
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
}

.alert-warning {
    background: #fef3c7;
    border-color: var(--color-warning);
    color: #92400e;
}

.alert-success {
    background: #d1fae5;
    border-color: var(--color-success);
    color: #065f46;
}

.alert-danger {
    background: #fee2e2;
    border-color: var(--color-danger);
    color: #991b1b;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-fast);
}

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

.btn:hover {
    text-decoration: none;
}

/* Code Blocks - FIXED FOR DESKTOP OVERFLOW */
.code-block {
    margin: var(--space-6) 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-gray-900);
    box-shadow: var(--shadow-md);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    /* CRITICAL: Contain all content */
    contain: layout;
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    background: var(--color-gray-800);
    border-bottom: 1px solid var(--color-gray-700);
    box-sizing: border-box;
}

.code-language {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-400);
    text-transform: uppercase;
}

.code-copy {
    padding: var(--space-2);
    background: transparent;
    border: none;
    color: var(--color-gray-400);
    cursor: pointer;
    transition: color var(--transition-fast);
    font-size: var(--font-size-lg);
}

.code-copy:hover {
    color: white;
}

.code-copy.copied {
    color: var(--color-success);
}

/* CRITICAL FIX: Force pre to stay within bounds */
.code-block pre {
    margin: 0;
    padding: var(--space-4);
    overflow-x: auto;
    font-size: var(--font-size-sm);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

/* CRITICAL FIX: Ensure code content doesn't escape */
.code-block pre code {
    display: block;
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-normal);
    color: #d4d4d4;
    white-space: pre;
    word-wrap: normal;
    overflow-wrap: normal;
    /* Force code to be contained */
    max-width: 100%;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-4);
    margin: var(--space-6) 0;
}

.feature-card {
    padding: var(--space-6);
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary-light);
}

.feature-card i {
    font-size: var(--font-size-4xl);
    color: var(--color-primary);
    margin-bottom: var(--space-3);
}

.feature-card h3 {
    margin-top: 0;
    margin-bottom: var(--space-2);
    font-size: var(--font-size-lg);
}

.feature-card p {
    margin-bottom: 0;
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

/* Feature List */
.feature-list {
    list-style: none;
    padding: 0;
    margin: var(--space-6) 0;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.feature-list i {
    font-size: var(--font-size-xl);
    color: var(--color-success);
    flex-shrink: 0;
    margin-top: var(--space-1);
}

.feature-list strong {
    display: block;
    color: var(--color-gray-900);
    margin-bottom: var(--space-1);
}

/* Steps */
.step {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: white;
    font-weight: var(--font-weight-bold);
    border-radius: var(--radius-full);
}

.step-content h3 {
    margin-top: 0;
}

/* Search Results */
.search-results {
    position: absolute;
    top: calc(100% + var(--space-2));
    left: 0;
    right: 0;
    max-height: 500px;
    overflow-y: auto;
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-dropdown);
}

.search-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-gray-200);
}

.result-count {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.search-close {
    padding: var(--space-1);
    background: transparent;
    border: none;
    color: var(--color-gray-400);
    cursor: pointer;
    font-size: var(--font-size-lg);
}

.result-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.result-list li {
    border-bottom: 1px solid var(--color-gray-100);
}

.result-list li:last-child {
    border-bottom: none;
}

.result-list a {
    display: block;
    padding: var(--space-4);
    text-decoration: none;
    transition: background var(--transition-fast);
}

.result-list a:hover {
    background: var(--color-gray-50);
}

/* Sidebar Overlay */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.sidebar-overlay.active {
    opacity: 1;
}

/* Responsive Design */
@media (max-width: 1200px) {
    body {
        grid-template-areas:
            "header header"
            "sidebar content";
        grid-template-columns: var(--sidebar-width) 1fr;
    }

    .doc-toc {
        display: none;
    }
}

@media (max-width: 992px) {
    body {
        grid-template-areas:
            "header"
            "content";
        grid-template-columns: 1fr;
    }

    .doc-sidebar {
        position: fixed;
        left: -100%;
        top: var(--header-height);
        width: var(--sidebar-width);
        height: calc(100vh - var(--header-height));
        transition: left var(--transition-base);
        z-index: var(--z-fixed);
        box-shadow: var(--shadow-xl);
    }

    .doc-sidebar.open {
        left: 0;
    }

    .sidebar-toggle {
        display: block;
    }

    .sidebar-overlay {
        display: block;
    }

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

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

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

@media (max-width: 768px) {
    h1 {
        font-size: var(--font-size-3xl);
    }

    h2 {
        font-size: var(--font-size-2xl);
    }

    .header-nav {
        display: none;
    }
}


/* Step Components */
.step {
    display: flex;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
    padding: var(--spacing-4);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-primary);
}

.step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    font-weight: 600;
    font-size: 1.125rem;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-2);
    color: var(--color-text-primary);
}

.step-content p {
    margin-bottom: var(--spacing-3);
}

/* Order Flow */
.order-flow {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-6) 0;
    overflow-x: auto;
}

.flow-step {
    flex-shrink: 0;
    text-align: center;
    padding: var(--spacing-4);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    min-width: 150px;
}

.flow-arrow {
    flex-shrink: 0;
    font-size: 1.5rem;
    color: var(--color-text-tertiary);
}

.step-badge {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-3);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    font-weight: 700;
    font-size: 1.25rem;
}

.flow-step h3 {
    margin: 0 0 var(--spacing-2);
    font-size: 1rem;
    color: var(--color-text-primary);
}

.flow-step p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* Quick Start Grid */
.quick-start-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-4);
    margin: var(--spacing-6) 0;
}

.quick-start-card {
    padding: var(--spacing-5);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: all 0.2s ease;
}

.quick-start-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.quick-start-card i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-3);
}

.quick-start-card h3 {
    margin: 0 0 var(--spacing-2);
    font-size: 1.125rem;
    color: var(--color-text-primary);
}

.quick-start-card p {
    margin: 0 0 var(--spacing-4);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.quick-start-card .btn {
    display: inline-block;
    padding: var(--spacing-2) var(--spacing-4);
    background: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: background 0.2s ease;
}

.quick-start-card .btn:hover {
    background: var(--color-primary-dark);
}

/* Service Requirements */
.service-requirements {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-5);
    margin: var(--spacing-6) 0;
}

.service-card {
    padding: var(--spacing-5);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.service-card i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-3);
}

.service-card h3 {
    margin: 0 0 var(--spacing-2);
    color: var(--color-text-primary);
}

.service-card p {
    margin: 0 0 var(--spacing-3);
    color: var(--color-text-secondary);
}

.service-card ul {
    margin: 0;
    padding-left: var(--spacing-5);
}

.service-card li {
    margin-bottom: var(--spacing-2);
    color: var(--color-text-secondary);
}

/* Tech Stack */
.tech-stack {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-5);
    margin: var(--spacing-6) 0;
}

.tech-category {
    padding: var(--spacing-5);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.tech-category h3 {
    margin: 0 0 var(--spacing-4);
    color: var(--color-text-primary);
    padding-bottom: var(--spacing-3);
    border-bottom: 2px solid var(--color-primary);
}

.tech-category ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.tech-category li {
    margin-bottom: var(--spacing-3);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.tech-category strong {
    color: var(--color-text-primary);
}

/* Requirements Table */
.requirements-table {
    margin: var(--spacing-6) 0;
}

.requirements-table h3 {
    margin-bottom: var(--spacing-4);
    color: var(--color-text-primary);
}

/* Checklist */
.checklist {
    margin: var(--spacing-6) 0;
    padding: var(--spacing-5);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.checklist h3 {
    margin: 0 0 var(--spacing-4);
    color: var(--color-text-primary);
}

.checklist ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.checklist li {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-3);
    color: var(--color-text-secondary);
}

.checklist input[type="checkbox"] {
    flex-shrink: 0;
}

/* Support Grid */
.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-4);
    margin: var(--spacing-6) 0;
}

.support-card {
    padding: var(--spacing-5);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: all 0.2s ease;
}

.support-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.support-card i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-3);
}

.support-card h3 {
    margin: 0 0 var(--spacing-2);
    font-size: 1.125rem;
    color: var(--color-text-primary);
}

.support-card p {
    margin: 0 0 var(--spacing-4);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.support-card .btn {
    display: inline-block;
    padding: var(--spacing-2) var(--spacing-4);
    background: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: background 0.2s ease;
}

.support-card .btn:hover {
    background: var(--color-primary-dark);
}

/* Documentation Images */
.doc-image {
    margin: var(--spacing-6) 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
}

.doc-image img {
    width: 100%;
    height: auto;
    display: block;
}

.doc-image-caption {
    padding: var(--spacing-3) var(--spacing-4);
    background: var(--color-bg-secondary);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    text-align: center;
    font-style: italic;
}

/* Image placeholder for screenshots */
.screenshot-placeholder {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-tertiary);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

/* FAQ Items */
.faq-item {
    margin-bottom: var(--spacing-6);
    padding-bottom: var(--spacing-6);
    border-bottom: 1px solid var(--color-border);
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-item h3 {
    margin: 0 0 var(--spacing-3);
    color: var(--color-text-primary);
    font-size: 1.125rem;
}

.faq-item p {
    margin: 0;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* Changelog */
.changelog-entry {
    margin-bottom: var(--spacing-8);
    padding: var(--spacing-6);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.version-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-4);
    padding-bottom: var(--spacing-4);
    border-bottom: 2px solid var(--color-primary);
}

.version-header h2 {
    margin: 0;
    color: var(--color-text-primary);
}

.release-date {
    padding: var(--spacing-2) var(--spacing-3);
    background: var(--color-primary);
    color: white;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
}

.changelog-entry h3 {
    margin: var(--spacing-4) 0 var(--spacing-3);
    color: var(--color-text-primary);
}

.changelog-entry h4 {
    margin: var(--spacing-4) 0 var(--spacing-3);
    color: var(--color-text-secondary);
    font-size: 1rem;
}

.changelog-entry ul {
    margin: 0 0 var(--spacing-4);
    padding-left: var(--spacing-5);
}

.changelog-entry li {
    margin-bottom: var(--spacing-2);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: var(--spacing-3) var(--spacing-5);
    background: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-sm {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: 0.875rem;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .order-flow {
        flex-direction: column;
        align-items: stretch;
    }

    .flow-arrow {
        transform: rotate(90deg);
        align-self: center;
    }

    .flow-step {
        min-width: auto;
    }

    .quick-start-grid,
    .service-requirements,
    .tech-stack,
    .support-grid {
        grid-template-columns: 1fr;
    }
}


/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
    padding: var(--space-3) var(--space-4);
    background: white;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    box-shadow: var(--shadow-sm);
}

.breadcrumb a {
    color: var(--color-primary);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb .separator {
    color: var(--color-gray-400);
    font-size: var(--font-size-xs);
}

.breadcrumb .current {
    color: var(--color-gray-700);
    font-weight: var(--font-weight-medium);
}

/* Alerts */
.alert {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-4);
    margin: var(--space-6) 0;
    border-radius: var(--radius-lg);
    border-left: 4px solid;
    background: white;
    box-shadow: var(--shadow-sm);
}

.alert i {
    flex-shrink: 0;
    font-size: var(--font-size-xl);
}

.alert>div {
    flex: 1;
}

.alert h4 {
    margin: 0 0 var(--space-2);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
}

.alert p {
    margin: 0;
    font-size: var(--font-size-sm);
}

.alert-info {
    border-left-color: var(--color-primary);
    background: #eff6ff;
}

.alert-info i {
    color: var(--color-primary);
}

.alert-info h4 {
    color: var(--color-primary-dark);
}

.alert-success {
    border-left-color: var(--color-success);
    background: #f0fdf4;
}

.alert-success i {
    color: var(--color-success);
}

.alert-success h4 {
    color: #166534;
}

.alert-warning {
    border-left-color: var(--color-warning);
    background: #fffbeb;
}

.alert-warning i {
    color: var(--color-warning);
}

.alert-warning h4 {
    color: #92400e;
}

.alert-danger {
    border-left-color: var(--color-danger);
    background: #fef2f2;
}

.alert-danger i {
    color: var(--color-danger);
}

.alert-danger h4 {
    color: #991b1b;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-4);
    margin: var(--space-6) 0;
}

.feature-card {
    padding: var(--space-5);
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.feature-card i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--space-3);
}

.feature-card h3 {
    margin: 0 0 var(--space-2);
    font-size: var(--font-size-lg);
    color: var(--color-gray-900);
}

.feature-card p {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

/* Feature List */
.feature-list {
    list-style: none;
    padding: 0;
    margin: var(--space-6) 0;
}

.feature-list li {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    padding: var(--space-3);
    background: white;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-200);
}

.feature-list i {
    flex-shrink: 0;
    font-size: var(--font-size-xl);
    color: var(--color-success);
    margin-top: var(--space-1);
}

.feature-list div {
    flex: 1;
}

.feature-list strong {
    display: block;
    margin-bottom: var(--space-1);
    color: var(--color-gray-900);
}

/* Table of Contents */
.doc-toc {
    grid-area: toc;
    position: sticky;
    top: var(--header-height);
    height: calc(100vh - var(--header-height));
    overflow-y: auto;
    padding: var(--space-6) var(--space-4);
    background: white;
    border-left: 1px solid var(--color-gray-200);
}

.toc-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-4);
}

.toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.toc-list li {
    margin-bottom: var(--space-2);
}

.toc-list a {
    display: block;
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    text-decoration: none;
    border-left: 2px solid transparent;
    transition: all var(--transition-fast);
}

.toc-list a:hover {
    color: var(--color-primary);
    border-left-color: var(--color-primary);
    background: var(--color-gray-50);
}

.toc-list a.active {
    color: var(--color-primary);
    border-left-color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

/* Search Results */
.search-results {
    position: absolute;
    top: calc(100% + var(--space-2));
    left: 0;
    right: 0;
    max-height: 400px;
    overflow-y: auto;
    background: white;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-dropdown);
}

.search-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-gray-200);
}

.result-count {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.search-close {
    padding: var(--space-1);
    background: transparent;
    border: none;
    color: var(--color-gray-500);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.search-close:hover {
    background: var(--color-gray-100);
    color: var(--color-gray-900);
}

.result-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.result-list li {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-gray-100);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.result-list li:hover {
    background: var(--color-gray-50);
}

.result-list li:last-child {
    border-bottom: none;
}

/* Sidebar Overlay (Mobile) */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-fixed) - 1);
}

/* Responsive Design */
@media (max-width: 1200px) {
    body {
        grid-template-columns: var(--sidebar-width) 1fr;
        grid-template-areas:
            "header header"
            "sidebar content";
    }

    .doc-toc {
        display: none;
    }
}

@media (max-width: 992px) {
    :root {
        --sidebar-width: 260px;
    }
}

@media (max-width: 768px) {
    body {
        grid-template-columns: 1fr;
        grid-template-areas:
            "header"
            "content";
    }

    .doc-sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 280px;
        height: 100vh;
        z-index: var(--z-fixed);
        transition: left var(--transition-base);
        box-shadow: var(--shadow-xl);
    }

    .doc-sidebar.active {
        left: 0;
    }

    .sidebar-toggle {
        display: block;
    }

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

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

    .header-nav {
        gap: var(--space-2);
    }

    .header-link span {
        display: none;
    }

    /* Fix code blocks on mobile */
    .code-block {
        margin-left: calc(-1 * var(--space-4));
        margin-right: calc(-1 * var(--space-4));
        border-radius: 0;
    }

    .code-block pre {
        padding: var(--space-3);
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .header-brand .brand-text {
        display: none;
    }

    .version-badge {
        display: none;
    }

}

/* Print Styles */
@media print {

    .doc-header,
    .doc-sidebar,
    .doc-toc,
    .sidebar-toggle,
    .code-copy {
        display: none !important;
    }

    body {
        grid-template-columns: 1fr;
        grid-template-areas: "content";
    }

    .doc-content {
        padding: 0;
    }
}

/* Scrollbar Styling */
.doc-sidebar::-webkit-scrollbar,
.doc-toc::-webkit-scrollbar,
.search-results::-webkit-scrollbar {
    width: 6px;
}

.doc-sidebar::-webkit-scrollbar-track,
.doc-toc::-webkit-scrollbar-track,
.search-results::-webkit-scrollbar-track {
    background: transparent;
}

.doc-sidebar::-webkit-scrollbar-thumb,
.doc-toc::-webkit-scrollbar-thumb,
.search-results::-webkit-scrollbar-thumb {
    background: var(--color-gray-300);
    border-radius: var(--radius-full);
}

.doc-sidebar::-webkit-scrollbar-thumb:hover,
.doc-toc::-webkit-scrollbar-thumb:hover,
.search-results::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-400);
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mt-0 {
    margin-top: 0 !important;
}

.mb-0 {
    margin-bottom: 0 !important;
}

.mt-4 {
    margin-top: var(--space-4);
}

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

.mt-8 {
    margin-top: var(--space-8);
}

.mb-8 {
    margin-bottom: var(--space-8);
}


/* CRITICAL FIX: Prevent code blocks from overflowing on desktop */
@media (min-width: 769px) {
    .doc-content {
        max-width: 100%;
        overflow-x: hidden;
    }

    .content-wrapper {
        max-width: 100%;
        width: 100%;
        padding: 0;
        margin: 0;
    }

    .content-section {
        width: 100%;
        max-width: 100%;
        overflow: visible;
    }

    /* Force code blocks to respect container width */
    .code-block,
    .content-section .code-block,
    article .code-block {
        width: 100%;
        max-width: 100%;
        margin-left: 0;
        margin-right: 0;
        overflow: hidden;
    }

    .code-block pre {
        width: 100%;
        max-width: 100%;
        overflow-x: auto;
    }

    .code-block pre code {
        display: block;
        width: max-content;
        min-width: 100%;
    }
}

/* Additional safety for all screen sizes */
* {
    box-sizing: border-box;
}

.doc-content,
.content-wrapper,
.content-section,
article {
    box-sizing: border-box;
    overflow-wrap: break-word;
}


/* ==========================================================================
   Professional Order Flow Timeline
   ========================================================================== */

.order-flow {
    display: flex;
    align-items: stretch;
    gap: 0;
    margin: var(--spacing-8) 0;
    padding: var(--spacing-6);
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: var(--radius-xl);
    overflow-x: auto;
    overflow-y: visible;
    /* Ensure scrollbar is visible and smooth */
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--color-gray-400) transparent;
}

/* Add padding to the right to prevent last card from being cut off */
.order-flow::after {
    content: '';
    flex-shrink: 0;
    width: 1px;
}

.flow-step {
    flex: 0 0 auto;
    width: 160px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--spacing-5);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: all var(--transition-base);
    position: relative;
}

.flow-step:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
}

.step-badge {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: white;
    margin-bottom: var(--spacing-4);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    position: relative;
}

.step-badge::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: var(--radius-full);
    background: inherit;
    opacity: 0.2;
    z-index: -1;
}

.flow-step h3 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-2) 0;
    line-height: var(--line-height-tight);
}

.flow-step p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin: 0;
    line-height: var(--line-height-normal);
}

.flow-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-400);
    font-size: var(--font-size-2xl);
    padding: 0 var(--spacing-3);
    flex-shrink: 0;
}

/* Status-specific colors */
.flow-step[data-status="pending"] .step-badge {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.flow-step[data-status="confirmed"] .step-badge {
    background: linear-gradient(135deg, #a855f7 0%, #9333ea 100%);
}

.flow-step[data-status="preparing"] .step-badge {
    background: linear-gradient(135deg, #fb923c 0%, #f97316 100%);
}

.flow-step[data-status="delivery"] .step-badge {
    background: linear-gradient(135deg, #4ade80 0%, #22c55e 100%);
}

.flow-step[data-status="delivered"] .step-badge {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

/* Custom scrollbar for order flow */
.order-flow::-webkit-scrollbar {
    height: 8px;
}

.order-flow::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
    border-radius: var(--radius-full);
}

.order-flow::-webkit-scrollbar-thumb {
    background: var(--color-gray-400);
    border-radius: var(--radius-full);
}

.order-flow::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-500);
}

/* Mobile responsive */
@media (max-width: 768px) {
    .order-flow {
        flex-direction: column;
        gap: var(--spacing-4);
        padding: var(--spacing-4);
        overflow-x: visible;
    }

    .order-flow::after {
        display: none;
    }

    .flow-step {
        width: 100%;
    }

    .flow-arrow {
        transform: rotate(90deg);
        padding: var(--spacing-2) 0;
    }
}

@media (max-width: 480px) {
    .flow-step {
        padding: var(--spacing-4);
    }

    .step-badge {
        width: 48px;
        height: 48px;
        font-size: var(--font-size-lg);
    }

    .flow-step h3 {
        font-size: var(--font-size-sm);
    }

    .flow-step p {
        font-size: var(--font-size-xs);
    }
}

/* =========================================================================
   Lightbox
   ========================================================================= */

/* Zoom cursor & hover effect — mobile only */
@media (max-width: 768px) {
    .doc-image img {
        cursor: zoom-in;
        transition: opacity 0.2s ease, transform 0.2s ease;
    }

    .doc-image img:hover,
    .doc-image img:active {
        opacity: 0.88;
        transform: scale(1.01);
    }
}

.lightbox-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.88);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    animation: lightboxFadeIn 0.22s ease;
}

.lightbox-overlay.active {
    display: flex;
}

@keyframes lightboxFadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.lightbox-container {
    position: relative;
    max-width: min(92vw, 1200px);
    max-height: 92vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: lightboxSlideUp 0.25s ease;
}

@keyframes lightboxSlideUp {
    from { transform: translateY(24px) scale(0.97); opacity: 0; }
    to   { transform: translateY(0) scale(1);       opacity: 1; }
}

.lightbox-img {
    display: block;
    max-width: 100%;
    max-height: calc(92vh - 60px);
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.7);
    user-select: none;
}

.lightbox-caption {
    margin-top: 12px;
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.85rem;
    text-align: center;
    max-width: 680px;
    line-height: 1.5;
    font-style: italic;
}

.lightbox-close {
    position: fixed;
    top: 16px;
    right: 20px;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    font-size: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.18s ease, transform 0.18s ease;
    z-index: 2001;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.1);
}

.lightbox-close:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 2px;
}

/* Step number badge — make steps stand out on smaller screens */
@media (max-width: 640px) {
    .lightbox-close {
        top: 10px;
        right: 12px;
        width: 36px;
        height: 36px;
    }
    .lightbox-caption {
        font-size: 0.78rem;
    }
}