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

/* === CSS VARIABLES - SOFT & MODERN THEME === */
:root {
    --primary-color: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary-color: #64748b;
    --dark-color: #1e293b;
    --light-color: #e2e8f0;
    --background-color: #f8fafc;
    --white-color: #ffffff;
    --gray-color: #cbd5e1;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --border-radius: 16px;
    --border-radius-sm: 12px;
    --border-radius-lg: 24px;
    --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    --box-shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --card-bg: #ffffff;
}

/* === DARK MODE THEME === */
body.dark-mode {
    --primary-color: #818cf8;
    --primary-light: #a5b4fc;
    --primary-dark: #6366f1;
    --secondary-color: #94a3b8;
    --dark-color: #f1f5f9;
    --light-color: #334155;
    --background-color: #0f172a;
    --white-color: #1e293b;
    --gray-color: #475569;
    --card-bg: #1e293b;
    --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    --box-shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.3);
}

body.dark-mode .ad-placeholder { color: #64748b; border-color: #334155; background-color: #1e293b; }
body.dark-mode .diff-result-view { background: #0f172a; border-color: #334155; }
body.dark-mode .diff-result-view ins { background-color: rgba(16, 185, 129, 0.15); color: #34d399; }
body.dark-mode .diff-result-view del { background-color: rgba(239, 68, 68, 0.15); color: #f87171; }

/* === BASE STYLES === */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    background-color: var(--background-color);
    color: var(--dark-color);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

main {
    flex-grow: 1;
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

h1, h2, h3, h4 {
    color: var(--dark-color);
    font-weight: 700;
}

/* === MODERN HEADER / NAVBAR === */
header {
    background: var(--white-color);
    backdrop-filter: blur(20px);
    padding: 0;
    border-bottom: 1px solid var(--light-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    flex-shrink: 0;
}

.header-brand .logo {
    width: 42px;
    height: 42px;
    border-radius: var(--border-radius-sm);
    object-fit: contain;
}

.header-brand .logo-emoji {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
}

.header-brand h1 {
    font-size: 1.25rem;
    margin: 0;
    font-weight: 700;
    color: var(--dark-color);
}

/* === CATEGORY NAVIGATION === */
.nav-categories {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex: 1;
    justify-content: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 1rem;
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: 500;
    font-size: 0.9rem;
    border-radius: 50px;
    transition: var(--transition);
    white-space: nowrap;
}

.nav-link:hover {
    background: var(--background-color);
    color: var(--dark-color);
}

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

.nav-link .nav-icon {
    font-size: 1rem;
}

.nav-link .nav-arrow {
    font-size: 0.7rem;
    transition: transform 0.2s;
}

.nav-item:hover .nav-arrow {
    transform: rotate(180deg);
}

/* Dropdown Menu */
.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 280px;
    background: var(--white-color);
    border: 1px solid var(--light-color);
    border-radius: var(--border-radius);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    padding: 0.75rem;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 1000;
    margin-top: 0.5rem;
}

.nav-item:hover .nav-dropdown {
    opacity: 1;
    visibility: visible;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    text-decoration: none;
    color: var(--dark-color);
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.dropdown-item:hover {
    background: var(--background-color);
    color: var(--primary-color);
}

.dropdown-item .dropdown-icon {
    font-size: 1.25rem;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--background-color);
    border-radius: 8px;
}

.dropdown-item:hover .dropdown-icon {
    background: rgba(99, 102, 241, 0.1);
}

.dropdown-item-text {
    flex: 1;
}

.dropdown-item-text strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
}

.dropdown-item-text span {
    font-size: 0.8rem;
    color: var(--secondary-color);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    background: var(--background-color);
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 1.5rem;
    cursor: pointer;
    align-items: center;
    justify-content: center;
}

/* Mobile Navigation */
.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white-color);
    z-index: 2000;
    flex-direction: column;
    overflow-y: auto;
}

.mobile-nav.active {
    display: flex;
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--light-color);
}

.mobile-nav-close {
    width: 40px;
    height: 40px;
    background: var(--background-color);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
}

.mobile-nav-body {
    flex: 1;
    padding: 1rem;
    overflow-y: auto;
}

.mobile-nav-category {
    margin-bottom: 1.5rem;
}

.mobile-nav-category-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--secondary-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.5rem 1rem;
    margin-bottom: 0.5rem;
}

.mobile-nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    text-decoration: none;
    color: var(--dark-color);
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.mobile-nav-item:hover, .mobile-nav-item:active {
    background: var(--background-color);
}

.mobile-nav-item .nav-icon {
    font-size: 1.25rem;
}

/* Hero Search Bar */
.hero-search {
    max-width: 500px;
    margin: 2rem auto 0;
    position: relative;
}

.hero-search-input {
    width: 100%;
    padding: 1rem 1.5rem;
    border: 2px solid var(--light-color);
    border-radius: 50px;
    background: var(--white-color);
    font-size: 1rem;
    color: var(--dark-color);
    transition: var(--transition);
    box-shadow: var(--box-shadow);
    text-align: center;
}

.hero-search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
    text-align: left;
}


body.dark-mode .hero-search-input {
    background: var(--card-bg);
    border-color: var(--gray-color);
}

/* Header Controls */
.header-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

/* Language Switcher - Modern Pills */
.lang-switcher {
    display: flex;
    gap: 2px;
    background: var(--background-color);
    border-radius: 50px;
    padding: 4px;
}

.lang-switcher button {
    background: transparent;
    border: none;
    padding: 0.5rem 1rem;
    cursor: pointer;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--secondary-color);
    transition: var(--transition);
}

.lang-switcher button.active {
    background: var(--primary-color);
    color: white;
}

.lang-switcher button:hover:not(.active) {
    background: var(--light-color);
}

/* Theme Switcher */
#theme-switcher {
    width: 44px;
    height: 44px;
    background: var(--background-color);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

#theme-switcher:hover {
    background: var(--light-color);
    transform: rotate(20deg);
}

/* Back to Home */
.back-to-home {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    transition: var(--transition);
}

.back-to-home:hover {
    color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
}

/* === HERO SECTION (Index Page) === */
.hero-section {
    text-align: center;
    padding: 3rem 1rem;
    margin-bottom: 2rem;
}

.hero-section h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin: 0 0 0.75rem 0;
    background: linear-gradient(135deg, var(--dark-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-section p {
    font-size: 1.1rem;
    color: var(--secondary-color);
    margin: 0;
    max-width: 600px;
    margin: 0 auto;
}

/* Tool Count Badge */
.tool-count {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 1.5rem;
}

/* === CATEGORY SECTIONS (Index Page) === */
.category-section {
    margin-bottom: 3rem;
    scroll-margin-top: 100px;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--light-color);
}

.category-icon {
    font-size: 1.75rem;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(79, 70, 229, 0.1) 100%);
    border-radius: var(--border-radius-sm);
}

.category-header h2 {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 700;
}

.category-header span {
    font-size: 0.85rem;
    color: var(--secondary-color);
    background: var(--background-color);
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    margin-left: auto;
}

/* === TOOL GRID (Index Page) === */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.25rem;
}

.tool-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    border: 1px solid var(--light-color);
    text-decoration: none;
    color: var(--dark-color);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--box-shadow-hover);
    border-color: var(--primary-light);
}

.tool-card.hidden {
    display: none;
}

.card-icon {
    font-size: 1.75rem;
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(79, 70, 229, 0.1) 100%);
    border-radius: var(--border-radius-sm);
    flex-shrink: 0;
}

.tool-card h3 {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.3;
}

.tool-card p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--secondary-color);
    line-height: 1.5;
}

/* No Results Message */
.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--secondary-color);
}

.no-results-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.no-results h3 {
    margin: 0 0 0.5rem 0;
    color: var(--dark-color);
}

.no-results p {
    margin: 0;
}

/* === TOOL PAGE LAYOUT === */
main.tool-page-main {
    display: flex;
    justify-content: center;
    gap: 2rem;
    align-items: flex-start;
    padding: 1.5rem;
}

.tool-container {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid var(--light-color);
    width: 100%;
    max-width: 700px;
}

.tool-container > h1 {
    font-size: 1.5rem;
    margin-top: 0;
}

.sidebar {
    width: 300px;
    flex-shrink: 0;
}

.ad-placeholder {
    width: 100%;
    height: 600px;
    background: var(--background-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary-color);
    border: 2px dashed var(--light-color);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
}

/* === FOOTER === */
footer {
    text-align: center;
    padding: 2rem;
    background: var(--white-color);
    border-top: 1px solid var(--light-color);
    color: var(--secondary-color);
    font-size: 0.9rem;
}

footer p {
    margin: 0;
}

/* === FORM ELEMENTS === */
.input-group {
    margin-bottom: 1.5rem;
}

.input-group:last-child {
    margin-bottom: 0;
}

.input-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

input[type="text"],
input[type="number"],
input[type="password"],
input[type="email"],
input[type="tel"],
input[type="date"],
input[type="time"],
select,
textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border-radius: var(--border-radius-sm);
    border: 2px solid var(--light-color);
    background: var(--white-color);
    font-size: 1rem;
    font-family: inherit;
    color: var(--dark-color);
    transition: var(--transition);
    box-sizing: border-box;
}

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

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

body.dark-mode input[type="text"],
body.dark-mode input[type="number"],
body.dark-mode input[type="password"],
body.dark-mode input[type="email"],
body.dark-mode input[type="tel"],
body.dark-mode input[type="date"],
body.dark-mode input[type="time"],
body.dark-mode select,
body.dark-mode textarea {
    background: var(--light-color);
    border-color: var(--gray-color);
}

/* Custom Select */
select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

body.dark-mode select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
}

/* Range Input */
input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 8px;
    background: var(--light-color);
    border-radius: 10px;
    outline: none;
    padding: 0;
    margin: 0;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 22px;
    height: 22px;
    background: var(--primary-color);
    cursor: pointer;
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
    transition: var(--transition);
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

input[type="range"]::-moz-range-thumb {
    width: 22px;
    height: 22px;
    background: var(--primary-color);
    cursor: pointer;
    border-radius: 50%;
    border: none;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

input[type="checkbox"], input[type="radio"] {
    accent-color: var(--primary-color);
    transform: scale(1.15);
}

/* Buttons */
.button-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition);
    margin-top: 1.5rem;
}

.button-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.35);
}

.button-primary:active {
    transform: translateY(0);
}

/* === RESULTS BOX === */
.results {
    display: flex;
    justify-content: space-around;
    margin-top: 1.5rem;
    text-align: center;
}

.result-box h3 {
    margin: 0 0 0.5rem 0;
    font-size: 0.9rem;
    color: var(--secondary-color);
    font-weight: 500;
}

.result-box span {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* === PASSWORD GENERATOR === */
.password-display-container { display: flex; margin-top: 1rem; }
.password-display-container input { margin-top: 0; border-top-right-radius: 0; border-bottom-right-radius: 0; background: var(--background-color); font-weight: 600; font-size: 1.1rem; }
.password-display-container button { border: 2px solid var(--light-color); border-left: none; background: var(--background-color); padding: 0 1rem; cursor: pointer; border-top-right-radius: var(--border-radius-sm); border-bottom-right-radius: var(--border-radius-sm); font-size: 1.2rem; transition: var(--transition); }
.password-display-container button:hover { background: var(--light-color); }
.options-container { margin-top: 2rem; display: grid; gap: 0.75rem; }
.option { display: flex; justify-content: space-between; align-items: center; padding: 1rem; background: var(--background-color); border-radius: var(--border-radius-sm); border: 1px solid var(--light-color); }
.option label { font-weight: 500; margin: 0; }
.length-control { display: flex; align-items: center; gap: 10px; }
.length-control span { font-weight: 700; color: var(--primary-color); min-width: 25px; text-align: center; }
body.dark-mode .password-display-container button { background: var(--light-color); border-color: var(--gray-color); }
body.dark-mode .option { background: var(--light-color); border-color: var(--gray-color); }

/* === SEO CONTENT SECTION (indexable text for search engines) === */
.seo-content {
    max-width: 800px;
    margin: 2rem auto 0;
    padding: 1.5rem 1rem 2rem;
    border-top: 1px solid var(--gray-color);
}
.seo-content-inner h2 {
    font-size: 1.25rem;
    color: var(--dark-color);
    margin: 0 0 1rem 0;
    font-weight: 600;
}
.seo-content-inner p {
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--secondary-color);
    margin: 0 0 1rem 0;
}
.seo-content-inner p:last-child {
    margin-bottom: 0;
}
body.dark-mode .seo-content { border-top-color: var(--gray-color); }
body.dark-mode .seo-content-inner h2 { color: var(--dark-color); }
body.dark-mode .seo-content-inner p { color: var(--secondary-color); }

/* === MOBILE RESPONSIVE === */
@media (max-width: 1024px) {
    main {
        padding: 1.5rem;
    }
    
    main.tool-page-main {
        flex-direction: column-reverse;
        align-items: center;
    }
    
    .sidebar {
        width: 100%;
        max-width: 700px;
    }
    
    .ad-placeholder {
        height: 100px;
    }
    
    .tool-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 1024px) {
    .nav-categories {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
}

@media (max-width: 768px) {
    /* Header Mobile */
    .header-inner {
        padding: 0.75rem 1rem;
        gap: 0.75rem;
    }
    
    .header-brand h1 {
        display: none;
    }
    
    .header-brand .logo {
        width: 36px;
        height: 36px;
    }
    
    .header-controls {
        margin-left: auto;
    }
    
    .lang-switcher button {
        padding: 0.4rem 0.75rem;
        font-size: 0.8rem;
    }
    
    #theme-switcher {
        width: 40px;
        height: 40px;
    }
    
    .mobile-menu-toggle {
        width: 40px;
        height: 40px;
    }
    
    .back-to-home {
        padding: 0.5rem 0.75rem;
        background: var(--background-color);
        border-radius: 50px;
    }
    
    .back-to-home .back-text {
        display: none;
    }
    
    /* Hero Mobile */
    .hero-section {
        padding: 2rem 0.5rem;
    }
    
    .hero-section h2 {
        font-size: 1.75rem;
    }
    
    .hero-section p {
        font-size: 1rem;
    }
    
    /* Tool Grid Mobile */
    .tool-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .tool-card {
        padding: 1.25rem;
        flex-direction: row;
        align-items: center;
    }
    
    .card-icon {
        width: 48px;
        height: 48px;
        font-size: 1.5rem;
    }
    
    .tool-card-content {
        flex: 1;
    }
    
    .tool-card h3 {
        font-size: 1rem;
    }
    
    .tool-card p {
        font-size: 0.85rem;
    }
    
    /* Tool Page Mobile */
    main.tool-page-main {
        padding: 1rem;
    }
    
    .tool-container {
        padding: 1.25rem;
        border-radius: var(--border-radius-sm);
    }
    
    /* Form Elements Mobile */
    input[type="text"],
    input[type="number"],
    input[type="password"],
    select,
    textarea {
        padding: 0.75rem 1rem;
        font-size: 16px; /* Prevent zoom on iOS */
    }
    
    .button-primary {
        padding: 0.875rem 1.25rem;
    }
    
    /* Footer Mobile */
    footer {
        padding: 1.5rem 1rem;
    }
}

@media (max-width: 480px) {
    .header-inner {
        padding: 0.75rem;
    }
    
    .header-brand .logo {
        width: 38px;
        height: 38px;
    }
    
    .search-input {
        padding: 0.75rem 1rem 0.75rem 2.5rem;
        font-size: 0.9rem;
    }
    
    .tool-card {
        padding: 1rem;
    }
    
    .card-icon {
        width: 44px;
        height: 44px;
        font-size: 1.35rem;
    }
    
    .hero-section h2 {
        font-size: 1.5rem;
    }
    
    .tool-count {
        font-size: 0.85rem;
        padding: 0.4rem 1rem;
    }
}

/* === EXISTING TOOL-SPECIFIC STYLES === */
/* Hash Generator */
.hash-outputs { display: grid; gap: 1rem; margin-top: 2rem; }
.hash-output-item { display: flex; align-items: center; flex-wrap: wrap; gap: 0.5rem; }
.hash-output-item label { font-weight: 600; color: var(--secondary-color); width: 80px; }
.hash-output-item input { flex: 1; min-width: 200px; font-family: 'Courier New', monospace; background: var(--background-color); border-top-right-radius: 0; border-bottom-right-radius: 0; }
.hash-output-item button { padding: 0.875rem 1rem; border: 2px solid var(--light-color); border-left: none; background: var(--background-color); cursor: pointer; border-top-right-radius: var(--border-radius-sm); border-bottom-right-radius: var(--border-radius-sm); transition: var(--transition); }
.hash-output-item button:hover { background: var(--light-color); }

/* UUID Generator */
.uuid-options { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.uuid-output-container { margin-top: 2rem; }
.uuid-output-container textarea { height: 250px; font-family: 'Courier New', monospace; background: var(--background-color); }

/* Minifier */
.minify-options { display: flex; align-items: center; gap: 2rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.minify-stats { margin-top: 1rem; padding: 1rem; border-radius: var(--border-radius-sm); font-weight: 600; background: var(--background-color); border: 1px solid var(--light-color); text-align: center; }

/* Timezone */
.timezone-add-form { display: flex; gap: 1rem; margin-bottom: 2rem; flex-wrap: wrap; }
.timezone-add-form input { margin-top: 0; flex: 1; min-width: 200px; }
.timezone-add-form button { margin-top: 0; width: auto; padding: 0.875rem 1.5rem; white-space: nowrap; }
.timezone-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1rem; }
.timezone-card { background: var(--background-color); border: 1px solid var(--light-color); border-radius: var(--border-radius-sm); padding: 1.25rem; position: relative; }
.timezone-card h3 { margin: 0; font-size: 1.1rem; }
.timezone-card .date { font-size: 0.85rem; color: var(--secondary-color); }
.timezone-card .time { font-size: 2.25rem; font-weight: 700; margin: 0.5rem 0; color: var(--primary-color); }
.timezone-card .offset { font-size: 0.85rem; color: var(--secondary-color); }
.timezone-card .remove-btn { position: absolute; top: 10px; right: 10px; background: none; border: none; font-size: 1.2rem; cursor: pointer; color: var(--gray-color); transition: var(--transition); }
.timezone-card .remove-btn:hover { color: var(--danger-color); }

/* Random Picker */
.name-tags-container { display: flex; flex-wrap: wrap; gap: 0.75rem; padding: 1rem; margin-top: 1.5rem; border: 2px solid var(--light-color); border-radius: var(--border-radius-sm); min-height: 100px; background: var(--background-color); }
.name-tag { background: var(--primary-color); color: white; padding: 0.5rem 1rem; border-radius: 50px; display: flex; align-items: center; gap: 0.5rem; font-weight: 500; transition: var(--transition); }
.name-tag.highlight { transform: scale(1.1); background: var(--success-color); }
.name-tag .remove-tag { cursor: pointer; font-weight: bold; opacity: 0.7; }
.name-tag .remove-tag:hover { opacity: 1; }
.winner-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.8); display: flex; align-items: center; justify-content: center; z-index: 1000; opacity: 0; visibility: hidden; transition: var(--transition); }
.winner-overlay.show { opacity: 1; visibility: visible; }
.winner-box { background: var(--white-color); padding: 3rem; border-radius: var(--border-radius); text-align: center; transform: scale(0.8); transition: var(--transition); }
.winner-overlay.show .winner-box { transform: scale(1); }
.winner-name { font-size: 2.5rem; font-weight: 700; color: var(--primary-color); margin: 1rem 0; }

/* Date Inputs */
.date-inputs { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-bottom: 2rem; }
.date-results-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1.5rem; }

/* Meme Generator */
.meme-editor { display: grid; grid-template-columns: 1fr 300px; gap: 2rem; margin-top: 2rem; }
.meme-canvas-container { background: var(--background-color); border: 2px solid var(--light-color); border-radius: var(--border-radius-sm); padding: 1rem; display: flex; align-items: center; justify-content: center; }
.meme-canvas-container canvas { max-width: 100%; height: auto; }
.meme-controls { display: flex; flex-direction: column; gap: 1.5rem; }

/* IP Display */
.ip-display-main { text-align: center; padding: 2rem; background: var(--background-color); border: 1px solid var(--light-color); border-radius: var(--border-radius-sm); margin-bottom: 1.5rem; }
.ip-display-main h3 { margin: 0 0 0.5rem 0; }
.ip-display-main span { font-size: 2.5rem; font-weight: 700; color: var(--primary-color); }
.ip-details-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* Markdown Preview */
.markdown-preview { padding: 1rem; height: 100%; overflow-y: auto; line-height: 1.6; }
.markdown-preview h1, .markdown-preview h2 { border-bottom: 1px solid var(--light-color); padding-bottom: 0.5rem; }
.markdown-preview pre { background: var(--background-color); padding: 1rem; border-radius: var(--border-radius-sm); overflow-x: auto; }
.markdown-preview code { font-family: 'Courier New', monospace; }
.markdown-preview blockquote { border-left: 4px solid var(--primary-color); padding-left: 1rem; margin-left: 0; color: var(--secondary-color); }
.markdown-preview table { border-collapse: collapse; width: 100%; }
.markdown-preview th, .markdown-preview td { border: 1px solid var(--light-color); padding: 0.75rem; }
.markdown-preview th { background: var(--background-color); }

/* Color Picker */
.cp-layout { display: grid; grid-template-columns: 1fr 300px; gap: 2rem; margin-top: 2rem; }
.cp-canvas-container { background: var(--background-color); border: 2px solid var(--light-color); border-radius: var(--border-radius-sm); padding: 1rem; display: flex; align-items: center; justify-content: center; }
.cp-canvas-container canvas { max-width: 100%; height: auto; cursor: crosshair; }
.cp-info-boxes { display: flex; flex-direction: column; gap: 1.5rem; }
.cp-color-box { border: 1px solid var(--light-color); border-radius: var(--border-radius-sm); padding: 1rem; }
.cp-color-preview { width: 100%; height: 60px; border-radius: var(--border-radius-sm); margin-bottom: 1rem; border: 1px solid var(--light-color); }
.cp-palette-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0.5rem; }
.cp-palette-swatch { width: 100%; padding-bottom: 100%; border-radius: 8px; cursor: pointer; border: 1px solid rgba(0,0,0,0.1); transition: var(--transition); }
.cp-palette-swatch:hover { transform: scale(1.1); }

/* Text to Speech */
.tts-controls { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 1.5rem; }
.tts-action-buttons { display: flex; gap: 1rem; margin-top: 1.5rem; }
.tts-action-buttons button { flex: 1; margin-top: 0; }

/* Quiz */
.quiz-selection-container { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.quiz-card { background: var(--background-color); border: 2px solid var(--light-color); border-radius: var(--border-radius-sm); padding: 1.5rem; text-align: center; cursor: pointer; transition: var(--transition); }
.quiz-card:hover { transform: translateY(-4px); border-color: var(--primary-color); box-shadow: var(--box-shadow-hover); }
.quiz-progress-bar { width: 100%; height: 8px; background: var(--light-color); border-radius: 10px; overflow: hidden; margin: 1rem 0; }
.quiz-progress-bar-inner { width: 0%; height: 100%; background: linear-gradient(90deg, var(--primary-color), var(--primary-dark)); transition: width 0.3s; }
.quiz-question { font-size: 1.5rem; font-weight: 600; margin: 2rem 0; }
.quiz-answers { display: grid; gap: 1rem; }
.quiz-answer-btn { display: block; width: 100%; padding: 1rem; font-size: 1rem; text-align: left; border-radius: var(--border-radius-sm); }
.quiz-result-score { font-size: 4rem; font-weight: 700; color: var(--primary-color); margin: 1rem 0; }

/* Resolution Grid */
.resolution-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 2rem; }

/* Favicon Previews */
.favicon-previews { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 1.5rem; margin-top: 2rem; }
.favicon-preview-item { background: var(--background-color); border: 1px solid var(--light-color); border-radius: var(--border-radius-sm); padding: 1rem; text-align: center; }
.favicon-preview-item h4 { margin: 0 0 1rem 0; font-size: 0.9rem; font-weight: 500; }

/* Mobile overrides for tool-specific layouts */
@media (max-width: 768px) {
    .date-inputs { grid-template-columns: 1fr; }
    .date-results-grid { grid-template-columns: 1fr; }
    .meme-editor { grid-template-columns: 1fr; }
    .cp-layout { grid-template-columns: 1fr; }
    .tts-controls { grid-template-columns: 1fr; }
    .quiz-selection-container { grid-template-columns: 1fr; }
    .resolution-grid { grid-template-columns: 1fr; }
    .ip-details-grid { grid-template-columns: 1fr; }
    .hash-output-item { flex-direction: column; align-items: stretch; }
    .hash-output-item label { width: auto; }
    .hash-output-item input { border-radius: var(--border-radius-sm); }
    .hash-output-item button { border-radius: var(--border-radius-sm); border: 2px solid var(--light-color); margin-top: 0.5rem; }
    .timezone-add-form { flex-direction: column; }
    .minify-options { flex-direction: column; align-items: flex-start; }
}