/*
Theme Name: Table Saw Guide - AdSense Ready
Description: Professional WordPress child theme for Table Saw Guide - optimized for Google AdSense approval with 12 comprehensive tools, educational content, and family-safe design. Features include responsive layout, professional typography, and substantial original content for woodworking enthusiasts.
Author: Table Saw Guide Team
Template: oceanwp
Version: 1.0.0
License: GPL v2 or later
Text Domain: tablesawguide-com
Tags: woodworking, tools, calculator, responsive, adsense-ready, educational, family-friendly
*/

/* =========================
   PROFESSIONAL DESIGN SYSTEM
   ========================= */

:root {
    /* Brand Colors - Professional & Trustworthy */
    --primary-color: #8B4513;        /* Saddle Brown - represents wood */
    --secondary-color: #CD853F;      /* Peru - warm wood tone */
    --accent-color: #B8860B;         /* Dark Goldenrod - saw blade gold */
    --warning-color: #FF6347;        /* Tomato - safety warnings */
    --success-color: #228B22;        /* Forest Green - success states */
    
    /* Content Colors */
    --text-primary: #2F4F4F;         /* Dark Slate Gray - main text */
    --text-secondary: #696969;       /* Dim Gray - secondary text */
    --text-muted: #A9A9A9;           /* Dark Gray - muted text */
    
    /* Backgrounds */
    --bg-white: #FFFFFF;
    --bg-light: #FFF8DC;             /* Cornsilk - warm light bg */
    --bg-gray: #F5F5DC;              /* Beige - neutral background */
    --bg-dark: #2F4F4F;              /* Dark Slate Gray */
    
    /* Borders and Shadows */
    --border-color: #DEB887;         /* Burlywood - soft borders */
    --shadow-sm: 0 2px 4px rgba(139, 69, 19, 0.1);
    --shadow-md: 0 4px 8px rgba(139, 69, 19, 0.15);
    --shadow-lg: 0 8px 16px rgba(139, 69, 19, 0.2);
    
    /* Professional Spacing & Typography */
    --spacing-unit: 8px;
    --border-radius: 8px;
    --transition: all 0.3s ease;
    
    /* Typography Scale */
    --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 Weights */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Line Heights */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
}

/* =========================
   BASE STYLES & TYPOGRAPHY
   ========================= */

* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--text-primary);
    background-color: var(--bg-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Professional Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--primary-color);
    margin: 0 0 1rem 0;
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin: 0 0 1rem 0;
    line-height: var(--line-height-relaxed);
}

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

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

/* =========================
   CONTAINER & LAYOUT SYSTEM
   ========================= */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 calc(var(--spacing-unit) * 2);
}

.container-fluid {
    max-width: 100%;
    padding: 0 calc(var(--spacing-unit) * 2);
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 calc(var(--spacing-unit) * -1);
}

.col {
    flex: 1;
    padding: 0 var(--spacing-unit);
}

.col-12 { width: 100%; }
.col-6 { width: 50%; }
.col-4 { width: 33.333%; }
.col-3 { width: 25%; }

@media (max-width: 768px) {
    .col-6, .col-4, .col-3 {
        width: 100%;
    }
}

/* =========================
   PROFESSIONAL COMPONENTS
   ========================= */

/* Cards */
.card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 3);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.card-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: calc(var(--spacing-unit) * 2);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

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

.card-description {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin: calc(var(--spacing-unit) / 2) 0 0 0;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: calc(var(--spacing-unit) * 1.5) calc(var(--spacing-unit) * 3);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    text-align: center;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    line-height: 1;
}

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

.btn-primary:hover {
    background: var(--secondary-color);
    color: var(--bg-white);
    text-decoration: none;
    transform: translateY(-1px);
}

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

.btn-secondary:hover {
    background: var(--accent-color);
    color: var(--bg-white);
    text-decoration: none;
}

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

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--bg-white);
    text-decoration: none;
}

.btn-large {
    padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 4);
    font-size: var(--font-size-lg);
}

/* =========================
   HEADER STYLES
   ========================= */

.site-header {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: calc(var(--spacing-unit) * 2) 0;
}

.site-logo {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 1.5);
}

.site-logo:hover {
    color: var(--secondary-color);
    text-decoration: none;
}

.logo-icon {
    font-size: var(--font-size-3xl);
}

/* =========================
   BREADCRUMB NAVIGATION
   ========================= */

.breadcrumb-navigation {
    background: var(--bg-light);
    padding: calc(var(--spacing-unit) * 1) 0;
    border-bottom: 1px solid var(--border-color);
    font-size: var(--font-size-sm);
}

.breadcrumbs {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
}

.breadcrumb-item a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb-item a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.breadcrumb-item .current {
    color: var(--text-primary);
    font-weight: var(--font-weight-medium);
}

.breadcrumb-separator {
    margin: 0 calc(var(--spacing-unit) / 2);
    color: var(--text-muted);
    font-weight: var(--font-weight-normal);
}

@media (max-width: 768px) {
    .breadcrumb-navigation {
        font-size: var(--font-size-xs);
        padding: calc(var(--spacing-unit) / 2) 0;
    }
    
    .breadcrumb-separator {
        margin: 0 calc(var(--spacing-unit) / 4);
    }
    
    .breadcrumbs {
        gap: calc(var(--spacing-unit) / 4);
    }
    
    .breadcrumb-item {
        font-size: inherit;
    }
}

/* =========================
   NAVIGATION STYLES
   ========================= */

.main-navigation {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 4);
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: calc(var(--spacing-unit) * 3);
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    color: var(--text-primary);
    font-weight: var(--font-weight-medium);
    padding: calc(var(--spacing-unit) * 1) calc(var(--spacing-unit) * 1.5);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a:focus {
    background: var(--bg-light);
    color: var(--primary-color);
    text-decoration: none;
}

/* Mobile Navigation */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
    cursor: pointer;
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .main-navigation {
        display: none;
    }
    
    .main-navigation.mobile-active {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-white);
        border-top: 1px solid var(--border-color);
        flex-direction: column;
        padding: calc(var(--spacing-unit) * 2);
        box-shadow: var(--shadow-md);
    }
    
    .nav-menu {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }
    
    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-menu a {
        display: block;
        width: 100%;
        padding: calc(var(--spacing-unit) * 2);
    }
}

/* =========================
   HERO SECTION STYLES
   ========================= */

.hero-section {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-gray) 100%);
    padding: calc(var(--spacing-unit) * 8) 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(139, 69, 19, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(205, 133, 63, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    margin-bottom: calc(var(--spacing-unit) * 3);
    line-height: var(--line-height-tight);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: calc(var(--spacing-unit) * 4);
    line-height: var(--line-height-relaxed);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 4);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
}

@media (max-width: 768px) {
    .hero-section {
        padding: calc(var(--spacing-unit) * 6) 0;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .hero-stats {
        flex-direction: column;
        gap: calc(var(--spacing-unit) * 2);
    }
}

/* =========================
   TOOL INTERFACE STYLES
   ========================= */

.tool-interface {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 4);
    margin: calc(var(--spacing-unit) * 4) 0;
    box-shadow: var(--shadow-md);
}

.tool-form {
    display: grid;
    gap: calc(var(--spacing-unit) * 3);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-label {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: calc(var(--spacing-unit) / 2);
}

.form-input,
.form-select {
    padding: calc(var(--spacing-unit) * 1.5);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: var(--transition);
    background: var(--bg-white);
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(139, 69, 19, 0.1);
}

.tool-results {
    background: var(--bg-light);
    border: 2px solid var(--success-color);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 3);
    margin-top: calc(var(--spacing-unit) * 3);
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: calc(var(--spacing-unit) * 1) 0;
    border-bottom: 1px solid var(--border-color);
}

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

.result-label {
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}

.result-value {
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    font-size: var(--font-size-lg);
}

/* =========================
   CONTENT SECTIONS
   ========================= */

.content-section {
    margin: calc(var(--spacing-unit) * 6) 0;
}

.content-section h2 {
    border-bottom: 3px solid var(--primary-color);
    padding-bottom: calc(var(--spacing-unit) * 1);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: calc(var(--spacing-unit) * 3);
}

.benefit-card,
.feature-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 3);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.benefit-card:hover,
.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: calc(var(--spacing-unit) * 2);
    display: block;
}

/* =========================
   TOOLS GRID LAYOUT
   ========================= */

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    margin: calc(var(--spacing-unit) * 4) 0;
}

.tool-card {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 4);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
}

.tool-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.tool-icon {
    font-size: 4rem;
    margin-bottom: calc(var(--spacing-unit) * 2);
    display: block;
    color: var(--primary-color);
}

.tool-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.tool-description {
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

/* =========================
   FAQ SECTION
   ========================= */

.faq-section {
    margin: calc(var(--spacing-unit) * 6) 0;
}

.faq-item {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: calc(var(--spacing-unit) * 2);
    overflow: hidden;
}

.faq-question {
    background: var(--bg-light);
    padding: calc(var(--spacing-unit) * 3);
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
}

.faq-question:hover {
    background: var(--bg-gray);
}

.faq-answer {
    padding: calc(var(--spacing-unit) * 3);
    line-height: var(--line-height-relaxed);
    color: var(--text-primary);
}

/* =========================
   FOOTER STYLES
   ========================= */

.site-footer {
    background: var(--primary-color);
    color: var(--bg-white);
    padding: calc(var(--spacing-unit) * 6) 0 calc(var(--spacing-unit) * 3) 0;
    margin-top: calc(var(--spacing-unit) * 8);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    margin-bottom: calc(var(--spacing-unit) * 4);
}

.footer-section h3 {
    color: var(--bg-white);
    font-size: var(--font-size-lg);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.footer-section a {
    color: var(--bg-light);
}

.footer-section a:hover {
    color: var(--bg-white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: calc(var(--spacing-unit) * 3);
    text-align: center;
    color: var(--bg-light);
}

/* =========================
   RESPONSIVE UTILITIES
   ========================= */

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-unit); }
.mb-2 { margin-bottom: calc(var(--spacing-unit) * 2); }
.mb-3 { margin-bottom: calc(var(--spacing-unit) * 3); }
.mb-4 { margin-bottom: calc(var(--spacing-unit) * 4); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-unit); }
.mt-2 { margin-top: calc(var(--spacing-unit) * 2); }
.mt-3 { margin-top: calc(var(--spacing-unit) * 3); }
.mt-4 { margin-top: calc(var(--spacing-unit) * 4); }

/* Hide elements visually but keep accessible */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* =========================
   ADSENSE PLACEMENT AREAS
   ========================= */

.ad-container {
    margin: calc(var(--spacing-unit) * 4) 0;
    text-align: center;
}

.ad-container::before {
    content: 'Advertisement';
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-bottom: var(--spacing-unit);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ad-header {
    min-height: 90px;
    background: var(--bg-light);
    border: 1px dashed var(--border-color);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-sidebar {
    min-height: 250px;
    background: var(--bg-light);
    border: 1px dashed var(--border-color);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-content {
    min-height: 250px;
    background: var(--bg-light);
    border: 1px dashed var(--border-color);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: calc(var(--spacing-unit) * 4) 0;
}

/* =========================
   PRINT STYLES
   ========================= */

@media print {
    .site-header,
    .site-footer,
    .ad-container {
        display: none;
    }
    
    .tool-interface {
        border: 1px solid #ccc;
    }
    
    * {
        color: #000 !important;
        background: #fff !important;
    }
}

/* =========================
   ACCESSIBILITY IMPROVEMENTS
   ========================= */

/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #000000;
        --secondary-color: #0066cc;
        --text-primary: #000000;
        --bg-white: #ffffff;
        --border-color: #666666;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-white: #1a1a1a;
        --bg-light: #2a2a2a;
        --bg-gray: #3a3a3a;
        --text-primary: #e0e0e0;
        --text-secondary: #b0b0b0;
        --border-color: #4a4a4a;
    }
}