/* ================================================================
   ToolsTruck - Premium Online Tools Platform
   Professional SaaS-Style Design
   ================================================================ */

:root {
    /* Color Palette - Professional SaaS Theme */
    --primary-dark: #0F172A;        /* Deep Slate */
    --primary-light: #1E293B;       /* Lighter Slate */
    --secondary-green: #10B981;     /* Emerald Green */
    --secondary-orange: #F59E0B;    /* Amber Orange */
    --accent-blue: #3B82F6;         /* Brand Blue */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.2);
    
    /* Gradients */
    --grad-primary: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    --grad-vibrant: linear-gradient(135deg, #3B82F6 0%, #8B5CF6 100%);
    --grad-orange: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
    
    /* Backgrounds */
    --bg-white: #FFFFFF;
    --bg-light: #F8FAFC;
    --bg-lighter: #F1F5F9;
    --bg-dark: #0F172A;
    
    /* Text Colors */
    --text-dark: #0F172A;
    --text-muted: #475569;
    --text-light: #64748B;
    
    /* Borders & Shadows */
    --border-color: #E2E8F0;
    --border-dark: #CBD5E1;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ================================================================
   Global Styles
   ================================================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', 'Roboto', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

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

a:hover {
    color: var(--secondary-orange);
}

/* ================================================================
   Header Component (Sticky Navigation)
   ================================================================ */

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

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-2xl);
}

/* Logo Section */
.logo-section {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary-dark);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.25rem;
    transition: transform var(--transition-fast);
}

.logo:hover {
    transform: translateY(-2px);
}

.logo i {
    font-size: 1.5rem;
    color: var(--secondary-orange);
}

.logo-text h1 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
}

.logo-text p {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin: 0;
    font-weight: 400;
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-2xl);
    align-items: center;
    margin: 0;
    flex: 1;
    justify-content: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
    padding: var(--spacing-sm) 0;
    border-bottom: 2px solid transparent;
}

.nav-link:hover,
.nav-link.active {
    color: var(--secondary-orange);
    border-bottom-color: var(--secondary-orange);
}

/* Dropdown Menu */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-md) 0;
    margin-top: var(--spacing-sm);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    display: none;
}

.nav-item:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    display: block;
}

.dropdown-menu a {
    display: block;
    padding: var(--spacing-md) var(--spacing-xl);
    color: var(--text-dark);
    transition: all var(--transition-fast);
    font-size: 0.9rem;
}

.dropdown-menu a:hover {
    background-color: var(--bg-light);
    color: var(--secondary-orange);
    padding-left: var(--spacing-2xl);
}

.dropdown-menu i {
    margin-right: var(--spacing-sm);
    color: var(--secondary-orange);
}

/* Header Actions (Buttons) */
.header-actions {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-shrink: 0;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--text-dark);
}

/* ================================================================
   Button Styles
   ================================================================ */

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--secondary-orange);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background-color: #EA580C;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
    border-color: var(--secondary-orange);
    color: var(--secondary-orange);
    background-color: rgba(249, 115, 22, 0.05);
}

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

.btn-secondary:hover {
    background-color: #16A34A;
    transform: translateY(-2px);
}

.btn-large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
    display: block;
}

/* ================================================================
   Hero Section
   ================================================================ */

.hero-section {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
    color: white;
    padding: var(--spacing-4xl) var(--spacing-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: rgba(249, 115, 22, 0.1);
    border-radius: 50%;
    z-index: 0;
}

.hero-container {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-container h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.hero-container p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-2xl);
    opacity: 0.95;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-actions .btn {
    font-size: 1rem;
    padding: var(--spacing-md) var(--spacing-2xl);
}

/* ================================================================
   Stats Section
   ================================================================ */

.stats-section {
    background-color: var(--bg-light);
    padding: var(--spacing-4xl) var(--spacing-xl);
    margin: var(--spacing-4xl) 0;
}

.stats-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    text-align: center;
}

.stat-card {
    padding: var(--spacing-2xl);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--secondary-orange);
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: 1.1rem;
    color: var(--text-muted);
    font-weight: 600;
}

/* ================================================================
   Section Styles
   ================================================================ */

.section {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-4xl) var(--spacing-xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

/* ================================================================
   Grid & Card Styles
   ================================================================ */

.grid {
    display: grid;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Card Component */
.card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.card:hover {
    border-color: var(--secondary-orange);
    box-shadow: var(--shadow-xl);
    transform: translateY(-5px);
}

.card-icon {
    font-size: 3rem;
    color: var(--secondary-orange);
    margin-bottom: var(--spacing-lg);
}

.card-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.card-text {
    color: var(--text-muted);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Tool Card */
.tool-card {
    display: block;
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
    transition: all var(--transition-normal);
    color: var(--text-dark);
    text-decoration: none;
}

.tool-card:hover {
    border-color: var(--secondary-orange);
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
}

.tool-card-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    color: var(--secondary-orange);
}

.tool-card-name {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-dark);
}

.tool-card-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Category Card */
.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.05) 0%, rgba(249, 115, 22, 0.05) 100%);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
    text-decoration: none;
    color: var(--text-dark);
    transition: all var(--transition-normal);
    min-height: 200px;
}

.category-card:hover {
    border-color: var(--secondary-orange);
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.1) 0%, rgba(249, 115, 22, 0.1) 100%);
    transform: scale(1.05);
}

.category-icon {
    font-size: 2.5rem;
    color: var(--secondary-orange);
}

.category-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.category-count {
    font-size: 0.9rem;
    color: var(--text-light);
    background: rgba(249, 115, 22, 0.1);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 600;
}

/* ================================================================
   Footer Component
   ================================================================ */

.main-footer {
    background-color: var(--primary-dark);
    color: white;
    padding: var(--spacing-4xl) var(--spacing-xl) var(--spacing-lg);
    margin-top: var(--spacing-4xl);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
}

.footer-section h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: white;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
}

.footer-brand i {
    font-size: 1.5rem;
    color: var(--secondary-orange);
}

.footer-tagline {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--secondary-orange);
    color: white;
    transform: translateY(-3px);
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: var(--spacing-md);
}

.footer-section ul a {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-fast);
}

.footer-section ul a:hover {
    color: var(--secondary-orange);
}

.footer-divider {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-xl);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    text-align: center;
}

.copyright {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

/* ================================================================
   Form Styles
   ================================================================ */

.form-group {
    margin-bottom: var(--spacing-xl);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--secondary-orange);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-3xl);
    max-width: 450px;
    margin: var(--spacing-3xl) auto;
    box-shadow: var(--shadow-md);
}

.form-card-title {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-dark);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.form-card-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: var(--spacing-2xl);
}

.form-footer {
    text-align: center;
    margin-top: var(--spacing-xl);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.form-footer a {
    color: var(--secondary-orange);
    font-weight: 600;
}

/* ================================================================
   Features Section
   ================================================================ */

.features-section {
    background-color: var(--bg-light);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
}

.feature-box {
    text-align: center;
    padding: var(--spacing-2xl);
}

.feature-icon {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-lg);
    color: var(--secondary-orange);
}

.feature-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--primary-dark);
}

.feature-text {
    color: var(--text-muted);
    line-height: 1.7;
}

/* ================================================================
   CTA Section
   ================================================================ */

.cta-section {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
    color: white;
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    border-radius: var(--radius-2xl);
    margin: var(--spacing-4xl) var(--spacing-xl);
}

.cta-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
}

.cta-text {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-2xl);
    opacity: 0.95;
}

/* ================================================================
   Responsive Design
   ================================================================ */

@media (max-width: 1024px) {
    .section {
        padding: var(--spacing-3xl) var(--spacing-lg);
    }
    
    .hero-container h1 {
        font-size: 2.5rem;
    }
    
    .nav-menu {
        gap: var(--spacing-lg);
    }
    
    .header-container {
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--bg-white);
        border-bottom: 1px solid var(--border-color);
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        justify-content: flex-start;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .header-container {
        flex-wrap: wrap;
    }
    
    .hero-container h1 {
        font-size: 2rem;
    }
    
    .hero-container p {
        font-size: 1rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .form-card {
        padding: var(--spacing-2xl);
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-section {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }
    
    .hero-container h1 {
        font-size: 1.5rem;
    }
    
    .section {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 0.9rem;
    }
    
    .stats-container {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}

/* ================================================================
   Utility Classes
   ================================================================ */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

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

.text-muted {
    color: var(--text-muted);
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.hidden {
    display: none;
}

.visible {
    display: block;
}

/* Ad Container Safety */
.ad-container {
    display: block;
    width: 100%;
    max-width: 100%;
    min-height: 100px;
    margin: var(--spacing-xl) auto;
    overflow: hidden;
    background: #f1f5f9;
    border-radius: var(--radius-lg);
    position: relative;
    text-align: center;
}

.ad-container ins.adsbygoogle {
    display: block !important;
    width: 100% !important;
    margin: 0 auto;
}

.ad-container::before {
    content: 'Advertisement Section';
    font-size: 0.75rem;
    color: var(--text-light);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.5;
}

.ad-container ins.adsbygoogle[data-ad-status="unfilled"] {
    display: none !important;
}

/* Ensure scrolling is never permanently locked */
body {
    overflow-y: auto !important;
}