/* 
===================================================================
   MALTICALCULATERE - PREMIUM GLOBAL STYLESHEET
   Futuristic Glassmorphism SaaS Design System
===================================================================
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    /* Color Tokens - Dark Mode (Default) */
    --bg-primary: #040612;
    --bg-secondary: #080c24;
    --bg-card: rgba(10, 16, 44, 0.55);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(0, 136, 255, 0.4);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --accent-blue: #007cf0;
    --accent-cyan: #00dfd8;
    --accent-purple: #7928ca;
    
    --gradient-blue: linear-gradient(135deg, #007cf0 0%, #00dfd8 100%);
    --gradient-hero: radial-gradient(circle at 50% 50%, #101c4c 0%, var(--bg-primary) 70%);
    --gradient-card-glow: radial-gradient(circle at top right, rgba(0, 124, 240, 0.15), transparent 60%);
    
    --shadow-soft: 0 10px 30px -10px rgba(0, 0, 0, 0.7);
    --shadow-glow: 0 0 25px rgba(0, 124, 240, 0.3);
    
    --glass-blur: blur(14px);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
}

/* Color Tokens - Light Mode Overrides */
[data-theme="light"] {
    --bg-primary: #f4f6fc;
    --bg-secondary: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.75);
    --border-color: rgba(0, 0, 0, 0.08);
    --border-hover: rgba(0, 124, 240, 0.5);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --gradient-hero: radial-gradient(circle at 50% 50%, #e2e8f0 0%, var(--bg-primary) 100%);
    --gradient-card-glow: radial-gradient(circle at top right, rgba(0, 124, 240, 0.06), transparent 60%);
    --shadow-soft: 0 10px 30px -10px rgba(0, 0, 0, 0.08);
    --shadow-glow: 0 10px 20px rgba(0, 124, 240, 0.1);
}

/* ===================================================================
   BASE & RESET
   =================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.4s ease, color 0.4s ease;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--bg-secondary);
    border: 2px solid var(--bg-primary);
    border-radius: var(--border-radius-sm);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-blue);
}

.container {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ===================================================================
   STICKY HEADER & NAVIGATION
   =================================================================== */
.header-wrapper {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(4, 6, 18, 0.7);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}
[data-theme="light"] .header-wrapper {
    background: rgba(255, 255, 255, 0.75);
}

.header-scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-soft);
    background: rgba(4, 6, 18, 0.9);
}
[data-theme="light"] .header-scrolled {
    background: rgba(255, 255, 255, 0.92);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    transition: var(--transition-smooth);
}
.header-scrolled .header-container {
    height: 65px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    cursor: pointer;
}

.logo svg {
    fill: url(#logo-grad);
    width: 32px;
    height: 32px;
    transition: transform 0.5s ease;
}
.logo:hover svg {
    transform: rotate(180deg);
}

/* Nav Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-blue);
    transition: var(--transition-smooth);
    border-radius: 2px;
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

/* Mega Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.dropdown-toggle svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
    transition: var(--transition-smooth);
}

.dropdown:hover .dropdown-toggle svg {
    transform: rotate(180deg);
}

.mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    width: 800px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
    z-index: 1001;
    backdrop-filter: var(--glass-blur);
}

.dropdown:hover .mega-menu {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(-50%) translateY(10px);
}

.mega-column h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent-blue);
    margin-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.25rem;
}

.mega-column ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mega-column a {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.mega-column a:hover {
    color: var(--text-primary);
    padding-left: 5px;
}

/* Header Utilities */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

/* Search Bar (Header) */
.header-search {
    position: relative;
    width: 200px;
    transition: var(--transition-smooth);
}

.header-search:focus-within {
    width: 280px;
}

.header-search input {
    width: 100%;
    padding: 0.5rem 1rem 0.5rem 2.5rem;
    border-radius: var(--border-radius-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.85rem;
    transition: var(--transition-smooth);
    outline: none;
}

.header-search input:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 10px rgba(0, 124, 240, 0.2);
}

.header-search svg {
    position: absolute;
    left: 0.9rem;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    fill: var(--text-secondary);
}

/* Dark Mode Toggle */
.theme-toggle-btn {
    background: none;
    border: 1px solid var(--border-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
    outline: none;
}

.theme-toggle-btn:hover {
    color: var(--text-primary);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-glow);
}

.theme-toggle-btn svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.theme-toggle-btn .sun-icon {
    display: none;
}

[data-theme="light"] .theme-toggle-btn .sun-icon {
    display: block;
}
[data-theme="light"] .theme-toggle-btn .moon-icon {
    display: none;
}

/* Mobile Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1002;
    outline: none;
}

.hamburger span {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-smooth);
}

.hamburger.open span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
    opacity: 0;
}

.hamburger.open span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* ===================================================================
   HERO SECTION
   =================================================================== */
.hero-section {
    position: relative;
    background: var(--gradient-hero);
    padding: 8rem 0 6rem 0;
    overflow: hidden;
    border-bottom: 1px solid var(--border-color);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.hero-left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.badge {
    background: rgba(0, 124, 240, 0.1);
    color: var(--accent-cyan);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-lg);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(0, 124, 240, 0.2);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.badge-glow {
    width: 8px;
    height: 8px;
    background: var(--accent-cyan);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-cyan);
    animation: pulse 1.5s infinite;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 1.5rem;
}

.hero-title span {
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1.25rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.85rem 2rem;
    border-radius: var(--border-radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    outline: none;
}

.btn-primary {
    background: var(--gradient-blue);
    color: #ffffff;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 35px rgba(0, 124, 240, 0.5);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    backdrop-filter: var(--glass-blur);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-blue);
    transform: translateY(-3px);
}

/* Floating 3D Icons Scene */
.hero-right {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    height: 400px;
}

.scene3d {
    width: 320px;
    height: 320px;
    position: relative;
    perspective: 1000px;
}

.icons-container {
    width: 100%;
    height: 100%;
    position: absolute;
    transform-style: preserve-3d;
    animation: rotate3dScene 25s infinite linear;
}

.icon3d {
    position: absolute;
    width: 100px;
    height: 100px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    box-shadow: var(--shadow-soft);
    color: var(--text-primary);
    transition: var(--transition-smooth);
}

.icon3d svg {
    width: 40px;
    height: 40px;
    margin-bottom: 0.35rem;
}

.icon3d span {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Position icons in 3D circle */
.icon-pdf {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotateY(0deg) translateZ(130px);
    color: #ef4444;
}

.icon-jpg {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotateY(120deg) translateZ(130px);
    color: #10b981;
}

.icon-conv {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotateY(240deg) translateZ(130px);
    color: #3b82f6;
}

.glow-core {
    position: absolute;
    width: 140px;
    height: 140px;
    background: radial-gradient(circle, rgba(0, 124, 240, 0.4) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    filter: blur(20px);
    pointer-events: none;
    animation: glowPulse 4s infinite alternate;
}

/* ===================================================================
   MAIN DIRECTORY / FILTERING
   =================================================================== */
.directory-section {
    padding: 5rem 0;
}

.directory-controls {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3.5rem;
}

/* Large Search Bar */
.search-container {
    position: relative;
    max-width: 750px;
    width: 100%;
    margin: 0 auto;
}

.search-container input {
    width: 100%;
    padding: 1.25rem 2rem 1.25rem 3.5rem;
    border-radius: var(--border-radius-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 1.1rem;
    outline: none;
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

.search-container input:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 25px rgba(0, 124, 240, 0.25);
    background: rgba(10, 16, 44, 0.7);
}

.search-container svg {
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    fill: var(--text-secondary);
}

/* Category Slider Tabs */
.category-tabs {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.tab-btn {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.65rem 1.35rem;
    border-radius: var(--border-radius-lg);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-smooth);
    backdrop-filter: var(--glass-blur);
}

.tab-btn:hover, .tab-btn.active {
    color: #ffffff;
    border-color: var(--accent-blue);
    background: var(--gradient-blue);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

/* Results Count */
.results-info {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Responsive Grid of Cards */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.75rem;
}

.tool-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 250px;
    transition: var(--transition-smooth);
    cursor: pointer;
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-card-glow);
    opacity: 0.5;
    pointer-events: none;
    z-index: 1;
}

.tool-card:hover {
    transform: translateY(-7px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-soft), var(--shadow-glow);
}

.card-top {
    z-index: 2;
}

.tool-icon {
    width: 48px;
    height: 48px;
    background: rgba(0, 124, 240, 0.1);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue);
    margin-bottom: 1.25rem;
    border: 1px solid rgba(0, 124, 240, 0.15);
    transition: var(--transition-smooth);
}

.tool-card:hover .tool-icon {
    background: var(--gradient-blue);
    color: #ffffff;
    transform: scale(1.1);
}

.tool-icon svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

.tool-card h3 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.tool-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1.5rem;
    z-index: 2;
}

.tool-category-badge {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent-cyan);
}

.tool-action-link {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-blue);
}

.tool-action-link svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
    transition: var(--transition-smooth);
}

.tool-card:hover .tool-action-link svg {
    transform: translateX(4px);
}

/* ===================================================================
   STANDALONE CUSTOM PAGES (Über uns, Kontakt, Legal)
   =================================================================== */
.page-section {
    padding: 6rem 0;
}

.page-container {
    max-width: 900px;
    margin: 0 auto;
}

.page-header {
    text-align: center;
    margin-bottom: 4rem;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.page-header p {
    font-size: 1.15rem;
    color: var(--text-secondary);
}

.page-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 3rem;
    backdrop-filter: var(--glass-blur);
}

.page-content h2 {
    font-size: 1.75rem;
    margin: 2rem 0 1rem 0;
}

.page-content p {
    margin-bottom: 1.25rem;
    color: var(--text-secondary);
}

.page-content ul, .page-content ol {
    margin: 1rem 0 1.5rem 2rem;
    color: var(--text-secondary);
}

.page-content li {
    margin-bottom: 0.5rem;
}

/* Contact Page Styles */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-info-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    backdrop-filter: var(--glass-blur);
}

.contact-card-item {
    display: flex;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(0, 124, 240, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue);
    border: 1px solid rgba(0, 124, 240, 0.15);
}

.contact-icon svg {
    width: 22px;
    height: 22px;
    fill: currentColor;
}

.contact-details h3 {
    font-size: 1.1rem;
    margin-bottom: 0.35rem;
}

.contact-details p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Contact Form */
.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    backdrop-filter: var(--glass-blur);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-input, .form-textarea {
    width: 100%;
    padding: 0.85rem 1.25rem;
    border-radius: var(--border-radius-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition-smooth);
}

.form-input:focus, .form-textarea:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 10px rgba(0, 124, 240, 0.2);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.form-btn {
    width: 100%;
}

.form-success-msg {
    display: none;
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: #10b981;
    border-radius: var(--border-radius-md);
    text-align: center;
    font-size: 0.95rem;
    font-weight: 500;
}

/* ===================================================================
   TOOL PAGE LAYOUT & FUNCTIONAL UIs
   =================================================================== */
.tool-header-section {
    background: var(--gradient-hero);
    padding: 4rem 0 3rem 0;
    border-bottom: 1px solid var(--border-color);
}

.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.breadcrumb-nav a:hover {
    color: var(--accent-blue);
}

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

.tool-header-content {
    max-width: 850px;
}

.tool-header-content h1 {
    font-size: 2.75rem;
    margin-bottom: 1rem;
}

.tool-header-content p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Tool Main Workspace */
.tool-workspace-section {
    padding: 4rem 0;
}

.tool-grid-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

/* Tool Interface Box */
.tool-interface-box {
    background: var(--bg-card);
    border: 2px solid var(--accent-blue);
    border-radius: var(--border-radius-lg);
    padding: 3rem;
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--shadow-glow);
}

/* Tool Content/SEO Details */
.tool-content-box {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.info-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    backdrop-filter: var(--glass-blur);
}

.info-card h2 {
    font-size: 1.75rem;
    margin-bottom: 1.25rem;
    border-left: 4px solid var(--accent-blue);
    padding-left: 1rem;
}

.info-card p {
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.feature-item {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
}

.feature-icon {
    width: 20px;
    height: 20px;
    color: var(--accent-cyan);
    flex-shrink: 0;
}

.feature-item p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0;
}

/* Guide Steps */
.guide-steps {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.guide-step {
    display: flex;
    gap: 1.25rem;
}

.step-num {
    width: 32px;
    height: 32px;
    background: var(--gradient-blue);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.guide-step p {
    color: var(--text-secondary);
    margin: 0;
    padding-top: 0.25rem;
}

/* Related Tools Grid */
.related-tools-section {
    padding: 4rem 0;
    background: rgba(10, 16, 44, 0.3);
    border-top: 1px solid var(--border-color);
}

.related-tools-section h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
}

/* Dynamic FAQ System */
.faq-accordion {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

.faq-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    transition: var(--transition-smooth);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    font-weight: 600;
    user-select: none;
}

.faq-question svg {
    width: 18px;
    height: 18px;
    fill: var(--text-secondary);
    transition: var(--transition-smooth);
}

.faq-item.open .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
    color: var(--text-secondary);
    font-size: 0.95rem;
    border-top: 1px solid transparent;
}

.faq-item.open .faq-answer {
    max-height: 500px;
    padding: 1.25rem 1.5rem;
    border-top-color: var(--border-color);
}

/* ===================================================================
   GENERIC WORKSPACE TOOL STYLES
   =================================================================== */

/* Dropzone drag and drop */
.dropzone {
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-smooth);
    background: rgba(0, 0, 0, 0.2);
}

.dropzone:hover, .dropzone.dragover {
    border-color: var(--accent-blue);
    background: rgba(0, 124, 240, 0.05);
}

.dropzone-icon {
    width: 60px;
    height: 60px;
    color: var(--accent-blue);
    margin: 0 auto 1rem auto;
}

.dropzone-icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.dropzone p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.dropzone-input {
    display: none;
}

/* Custom Interactive Sliders & Forms */
.tool-slider-group {
    margin-bottom: 2rem;
}

.tool-slider-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.tool-slider-val {
    color: var(--accent-cyan);
    font-weight: 700;
}

.tool-range-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--bg-secondary);
    outline: none;
}

.tool-range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-blue);
    cursor: pointer;
    box-shadow: var(--shadow-glow);
    transition: var(--transition-smooth);
}

.tool-range-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* Calculator specific styles */
.calc-inputs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.calc-input-wrapper {
    display: flex;
    flex-direction: column;
}

.calc-input-wrapper label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.calc-input-wrapper input, .calc-input-wrapper select {
    padding: 0.8rem 1rem;
    border-radius: var(--border-radius-sm);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    outline: none;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.calc-input-wrapper input:focus, .calc-input-wrapper select:focus {
    border-color: var(--accent-blue);
}

/* Display Widget Result */
.result-widget {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    text-align: center;
    margin-top: 2rem;
}

.result-val {
    font-family: 'Outfit', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent-cyan);
    margin: 0.5rem 0;
    line-height: 1;
}

/* Canvas workspace for Image editor tools */
.canvas-container {
    width: 100%;
    overflow: auto;
    background: #000;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    max-height: 500px;
    margin-bottom: 1.5rem;
}

.canvas-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

/* ===================================================================
   CTA SECTION & NEWSLETTER
   =================================================================== */
.cta-section {
    padding: 5rem 0;
    position: relative;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.cta-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    box-shadow: var(--shadow-glow);
}

.cta-box h2 {
    font-size: 2.75rem;
    margin-bottom: 1rem;
}

.cta-box p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 2.5rem auto;
}

/* ===================================================================
   FOOTER SECTION
   =================================================================== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 5rem 0 2rem 0;
    font-size: 0.9rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

.footer-logo svg {
    fill: url(#footer-logo-grad);
    width: 32px;
    height: 32px;
}

.footer-desc {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    max-width: 300px;
}

/* Social Icons */
.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
}

.social-icon svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

/* Dynamic Brand Social Hovers */
.social-facebook:hover {
    color: #1877f2 !important;
    border-color: #1877f2 !important;
    box-shadow: 0 0 12px rgba(24, 119, 242, 0.4);
    transform: scale(1.1);
}

.social-instagram:hover {
    color: #e4405f !important;
    border-color: #e4405f !important;
    box-shadow: 0 0 12px rgba(228, 64, 95, 0.4);
    transform: scale(1.1);
}

.social-twitter:hover {
    color: #ffffff !important;
    border-color: #ffffff !important;
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.4);
    transform: scale(1.1);
}

.social-youtube:hover {
    color: #ff0000 !important;
    border-color: #ff0000 !important;
    box-shadow: 0 0 12px rgba(255, 0, 0, 0.4);
    transform: scale(1.1);
}

/* Footer columns content */
.footer-column h4 {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.footer-column ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-column a {
    color: var(--text-secondary);
}

.footer-column a:hover {
    color: var(--accent-blue);
    padding-left: 4px;
}

/* Contact Info Column */
.footer-contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    color: var(--text-secondary);
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-contact-item svg {
    width: 16px;
    height: 16px;
    fill: var(--accent-blue);
}

/* Copyright Bar */
.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
}

.footer-bottom-links a:hover {
    color: var(--text-primary);
}

/* ===================================================================
   SCROLL TO TOP BUTTON
   =================================================================== */
.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    cursor: pointer;
    box-shadow: var(--shadow-soft);
    z-index: 99;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
    backdrop-filter: var(--glass-blur);
    outline: none;
}

.scroll-top-btn.visible {
    opacity: 1;
    pointer-events: auto;
}

.scroll-top-btn:hover {
    color: #ffffff;
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
}

.scroll-top-btn svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
    transition: var(--transition-smooth);
}

/* ===================================================================
   ANIMATIONS
   =================================================================== */
@keyframes pulse {
    0% { transform: scale(0.95); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.5; }
}

@keyframes glowPulse {
    0% { filter: blur(20px); opacity: 0.6; }
    100% { filter: blur(35px); opacity: 1; }
}

@keyframes rotate3dScene {
    0% { transform: rotateY(0deg) rotateX(8deg); }
    100% { transform: rotateY(360deg) rotateX(8deg); }
}

/* ===================================================================
   RESPONSIVE DESIGN (BREAKPOINTS)
   =================================================================== */

@media (max-width: 1200px) {
    .mega-menu {
        width: 700px;
        grid-template-columns: repeat(3, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

@media (max-width: 992px) {
    .nav-menu {
        display: none; /* Toggle handled by mobile menu */
    }
    .hamburger {
        display: flex;
    }
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    .hero-left {
        align-items: center;
    }
    .hero-desc {
        margin: 0 auto 2.5rem auto;
    }
    .hero-right {
        height: 300px;
    }
    .scene3d {
        width: 250px;
        height: 250px;
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* Mobile Nav Drawer Styles */
.mobile-nav {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100vh - 80px);
    background: var(--bg-primary);
    z-index: 999;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-top: 1px solid var(--border-color);
}

.mobile-nav.open {
    transform: translateX(0);
}

.mobile-nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.mobile-nav-link {
    font-size: 1.25rem;
    font-weight: 600;
}

.mobile-nav-search {
    width: 100%;
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.25rem;
    }
    .hero-title {
        font-size: 2.5rem;
    }
    .page-content {
        padding: 1.75rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    .tool-interface-box {
        padding: 1.5rem;
    }
    .tool-header-content h1 {
        font-size: 2rem;
    }
}

/* ===================================================================
   AUTOCOMPLETE DROPDOWN SEARCH RESULTS (HEADER)
   =================================================================== */
.header-search-results {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    border-radius: var(--border-radius-md);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    transition: var(--transition-smooth);
    z-index: 1100;
    max-height: 300px;
    overflow-y: auto;
    padding: 0.5rem;
}

.header-search-results.active {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    box-shadow: var(--shadow-glow);
}

.header-search-result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition-smooth);
    font-size: 0.85rem;
    color: var(--text-primary);
}

.header-search-result-item:hover {
    background: rgba(255, 255, 255, 0.05);
}
[data-theme="light"] .header-search-result-item:hover {
    background: rgba(0, 0, 0, 0.03);
}

.header-search-result-item .result-name {
    font-weight: 500;
}

.header-search-result-item .result-cat {
    font-size: 0.7rem;
    color: var(--accent-cyan);
    background: rgba(0, 223, 216, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
    font-weight: 600;
    text-transform: uppercase;
}