/* =======================================================================
   LAYOUT UTILITIES
   =======================================================================
   Layout utilities, page structure, and common layout patterns.
   ======================================================================= */

/* ============================================
   SITE-WIDE LAYOUT SYSTEM
   ============================================ */
html {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    min-height: 100%; /* Changed from height: 100% to allow body to grow with content */
    margin: 0;
    padding: 0;
}

/* Default body layout for all pages except AI Assistant */
body:not(.ai-assistant-body) {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
}

/* Header stays at top */
body:not(.ai-assistant-body) header {
    flex: none;
}

/* Main content takes remaining space and flows naturally */
body:not(.ai-assistant-body):not(.blog-post-page) main {
    flex: 1 0 auto; /* Grow, don't shrink, auto basis - allows content to push footer down */
    display: flex;
    flex-direction: column;
    padding: 40px 20px;
    padding-top: calc(80px + 40px); /* Header height (80px) + original padding (40px) */
}

/* Blog post page main - handled by blog.css */
body.blog-post-page main {
    flex: 1 0 auto;
    display: block; /* Not flex - let content flow naturally */
    padding: 0;
    padding-top: 120px; /* Header height (80px) + spacing (40px) */
}

/* Content wrapper for consistent max-width */
body:not(.ai-assistant-body):not(.blog-post-page) main > * {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Blog post page specific overrides - handled by blog.css */
body.blog-post-page main > * {
    width: 100%;
    max-width: none;
    margin: 0;
}

/* Footer stays at bottom */
body:not(.ai-assistant-body) footer {
    flex: none;
    position: relative !important; /* Explicitly ensure footer flows naturally after main content */
}

/* Container utilities */
.content-container-wide {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
}

/* Special handling for pages that don't want default padding (like admin pages) */
body.no-center main {
    padding: 20px;
    padding-top: calc(80px + 20px); /* Header height + minimal padding */
    /* Keep flex layout but with reduced padding */
}

/* Admin settings specific override for padding */
body.no-center.admin-settings-body main {
    padding: 20px; /* Remove calculated top padding, just 20px all around */
}

/* Mobile adjustments for main content padding */
@media (max-width: 767px) {
    body:not(.ai-assistant-body):not(.blog-post-page) main {
        padding: 20px;
        padding-top: calc(80px + 20px); /* Header height + reduced padding */
    }
    
    body.blog-post-page main {
        padding-top: calc(80px + 20px); /* Reduced from 120px */
    }
}

/* ============================================
   MAIN PAGE LAYOUTS (Legacy - AI Assistant specific)
   ============================================ */
.ai-assistant-page {
    min-height: 100vh;
    background-color: var(--bg-primary);
    color: var(--text-color);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    padding-top: 80px; /* Header height compensation */
}

.ai-page-layout {
    display: flex;
    height: 100vh;
    max-height: 100vh;
    padding: var(--spacing-md);
    gap: var(--spacing-md);
    box-sizing: border-box;
    overflow: hidden;
}

/* ============================================
   FORM LAYOUTS
   ============================================ */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-color-light);
}

.form-group input, 
.form-group select, 
.form-group textarea {
    width: 100%;
    padding: 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--input-border);
    background-color: var(--bg-secondary);
    color: var(--text-color);
    font-size: 1em;
    box-sizing: border-box;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--brand-accent-orange);
    box-shadow: 0 0 0 2px var(--input-focus-shadow);
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: 20px;
    justify-content: flex-end;
    align-items: center;
}

/* ============================================
   FLEXBOX UTILITIES
   ============================================ */
.flex { display: flex; }
.inline-flex { display: inline-flex; }

/* Flex direction */
.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.flex-row-reverse { flex-direction: row-reverse; }
.flex-col-reverse { flex-direction: column-reverse; }

/* Flex wrap */
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }

/* Justify content */
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }

/* Align items */
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.items-stretch { align-items: stretch; }
.items-baseline { align-items: baseline; }

/* Align content */
.content-start { align-content: flex-start; }
.content-center { align-content: center; }
.content-end { align-content: flex-end; }
.content-between { align-content: space-between; }
.content-around { align-content: space-around; }
.content-evenly { align-content: space-evenly; }

/* Flex grow/shrink */
.flex-1 { flex: 1 1 0%; }
.flex-auto { flex: 1 1 auto; }
.flex-initial { flex: 0 1 auto; }
.flex-none { flex: none; }

.grow { flex-grow: 1; }
.grow-0 { flex-grow: 0; }
.shrink { flex-shrink: 1; }
.shrink-0 { flex-shrink: 0; }

/* ============================================
   GRID UTILITIES
   ============================================ */
.grid { display: grid; }
.inline-grid { display: inline-grid; }

/* Grid template columns */
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }

/* Grid column span */
.col-span-1 { grid-column: span 1 / span 1; }
.col-span-2 { grid-column: span 2 / span 2; }
.col-span-3 { grid-column: span 3 / span 3; }
.col-span-4 { grid-column: span 4 / span 4; }
.col-span-full { grid-column: 1 / -1; }

/* Grid gap */
.gap-0 { gap: 0; }
.gap-1 { gap: var(--spacing-xs); }
.gap-2 { gap: var(--spacing-sm); }
.gap-4 { gap: var(--spacing-md); }
.gap-6 { gap: var(--spacing-lg); }
.gap-8 { gap: var(--spacing-xl); }

/* ============================================
   SPACING UTILITIES
   ============================================ */
/* Margin utilities */
.m-0 { margin: 0; }
.m-1 { margin: var(--spacing-xs); }
.m-2 { margin: var(--spacing-sm); }
.m-4 { margin: var(--spacing-md); }
.m-6 { margin: var(--spacing-lg); }
.m-8 { margin: var(--spacing-xl); }
.m-auto { margin: auto; }

/* Margin top */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-4 { margin-top: var(--spacing-md); }
.mt-6 { margin-top: var(--spacing-lg); }
.mt-8 { margin-top: var(--spacing-xl); }

/* Margin bottom */
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-4 { margin-bottom: var(--spacing-md); }
.mb-6 { margin-bottom: var(--spacing-lg); }
.mb-8 { margin-bottom: var(--spacing-xl); }

/* Margin left/right */
.ml-0 { margin-left: 0; }
.ml-auto { margin-left: auto; }
.mr-0 { margin-right: 0; }
.mr-auto { margin-right: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Padding utilities */
.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-4 { padding: var(--spacing-md); }
.p-6 { padding: var(--spacing-lg); }
.p-8 { padding: var(--spacing-xl); }

/* Padding top */
.pt-0 { padding-top: 0; }
.pt-1 { padding-top: var(--spacing-xs); }
.pt-2 { padding-top: var(--spacing-sm); }
.pt-4 { padding-top: var(--spacing-md); }
.pt-6 { padding-top: var(--spacing-lg); }
.pt-8 { padding-top: var(--spacing-xl); }

/* Padding bottom */
.pb-0 { padding-bottom: 0; }
.pb-1 { padding-bottom: var(--spacing-xs); }
.pb-2 { padding-bottom: var(--spacing-sm); }
.pb-4 { padding-bottom: var(--spacing-md); }
.pb-6 { padding-bottom: var(--spacing-lg); }
.pb-8 { padding-bottom: var(--spacing-xl); }

/* ============================================
   SIZE UTILITIES
   ============================================ */
/* Width */
.w-auto { width: auto; }
.w-full { width: 100%; }
.w-screen { width: 100vw; }
.w-min { width: min-content; }
.w-max { width: max-content; }

/* Height */
.h-auto { height: auto; }
.h-full { height: 100%; }
.h-screen { height: 100vh; }
.h-min { height: min-content; }
.h-max { height: max-content; }

/* Min/Max width */
.min-w-0 { min-width: 0; }
.min-w-full { min-width: 100%; }
.max-w-none { max-width: none; }
.max-w-full { max-width: 100%; }
.max-w-screen { max-width: 100vw; }

/* Min/Max height */
.min-h-0 { min-height: 0; }
.min-h-full { min-height: 100%; }
.min-h-screen { min-height: 100vh; }
.max-h-full { max-height: 100%; }
.max-h-screen { max-height: 100vh; }

/* ============================================
   POSITION UTILITIES
   ============================================ */
.static { position: static; }
.fixed { position: fixed; }
.absolute { position: absolute; }
.relative { position: relative; }
.sticky { position: sticky; }

/* Top/Right/Bottom/Left */
.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

.inset-0 {
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
}

/* ============================================
   DISPLAY UTILITIES
   ============================================ */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.hidden { display: none; }

/* ============================================
   OVERFLOW UTILITIES
   ============================================ */
.overflow-auto { overflow: auto; }
.overflow-hidden { overflow: hidden; }
.overflow-visible { overflow: visible; }
.overflow-scroll { overflow: scroll; }

.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }
.overflow-x-hidden { overflow-x: hidden; }
.overflow-y-hidden { overflow-y: hidden; }

/* ============================================
   Z-INDEX UTILITIES
   ============================================ */
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }
.z-auto { z-index: auto; }

/* ============================================
   ACCESSIBILITY UTILITIES
   ============================================ */
.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.focus-visible:focus-visible {
    outline: 2px solid var(--brand-accent-orange);
    outline-offset: 2px;
}

.focus-within:focus-within {
    outline: 2px solid var(--brand-accent-orange);
    outline-offset: 2px;
}