@tailwind base;
@tailwind components;
@tailwind utilities;

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

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

:root {
    --color-blue-50: #eff6ff;
    --color-blue-100: #dbeafe;
    --color-blue-200: #bfdbfe;
    --color-blue-300: #93c5fd;
    --color-blue-400: #60a5fa;
    --color-blue-500: #3b82f6;
    --color-blue-600: #2563eb;
    --color-blue-700: #1d4ed8;
    --color-blue-800: #1e40af;
    --color-blue-900: #1e3a8a;
    
    --color-purple-50: #faf5ff;
    --color-purple-100: #f3e8ff;
    --color-purple-200: #e9d5ff;
    --color-purple-300: #d8b4fe;
    --color-purple-400: #c084fc;
    --color-purple-500: #a855f7;
    --color-purple-600: #9333ea;
    --color-purple-700: #7c3aed;
    --color-purple-800: #6b21a8;
    --color-purple-900: #581c87;
    
    --color-slate-50: #f8fafc;
    --color-slate-100: #f1f5f9;
    --color-slate-200: #e2e8f0;
    --color-slate-300: #cbd5e1;
    --color-slate-400: #94a3b8;
    --color-slate-500: #64748b;
    --color-slate-600: #475569;
    --color-slate-700: #334155;
    --color-slate-800: #1e293b;
    --color-slate-900: #0f172a;
    --color-slate-950: #020617;
}

.min-h-screen {
    min-height: 100vh;
}

.bg-gradient-to-br {
    background-image: linear-gradient(to bottom right, var(--tw-gradient-stops));
}

.from-slate-50 {
    --tw-gradient-from: var(--color-slate-50);
    --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, transparent);
}

.via-white {
    --tw-gradient-to: transparent;
    --tw-gradient-stops: var(--tw-gradient-from), #fff, var(--tw-gradient-to);
}

.to-blue-50 {
    --tw-gradient-to: var(--color-blue-50);
}

.dark .dark\:from-slate-950 {
    --tw-gradient-from: var(--color-slate-950);
}

.dark .dark\:via-slate-900 {
    --tw-gradient-to: transparent;
    --tw-gradient-stops: var(--tw-gradient-from), var(--color-slate-900), var(--tw-gradient-to);
}

.dark .dark\:to-slate-950 {
    --tw-gradient-to: var(--color-slate-950);
}

.fixed {
    position: fixed;
}

.top-0 {
    top: 0;
}

.left-0 {
    left: 0;
}

.right-0 {
    right: 0;
}

.z-50 {
    z-index: 50;
}

.transition-all {
    transition-property: all;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    transition-duration: 300ms;
}

.duration-300 {
    transition-duration: 300ms;
}

.bg-white\/80 {
    background-color: rgba(255, 255, 255, 0.8);
}

.dark .dark\:bg-slate-900\/80 {
    background-color: rgba(15, 23, 42, 0.8);
}

.backdrop-blur-md {
    backdrop-filter: blur(12px);
}

.border-b {
    border-bottom-width: 1px;
}

.border-slate-200 {
    border-color: var(--color-slate-200);
}

.dark .dark\:border-slate-800 {
    border-color: var(--color-slate-800);
}

.max-w-7xl {
    max-width: 80rem;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.px-4 {
    padding-left: 1rem;
    padding-right: 1rem;
}

.sm\:px-6 {
    @media (min-width: 640px) {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

.lg\:px-8 {
    @media (min-width: 1024px) {
        padding-left: 2rem;
        padding-right: 2rem;
    }
}

.flex {
    display: flex;
}

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

.justify-between {
    justify-content: space-between;
}

.h-16 {
    height: 4rem;
}

.gap-3 {
    gap: 0.75rem;
}

.group {
    position: relative;
}

.w-10 {
    width: 2.5rem;
}

.h-10 {
    height: 2.5rem;
}

.rounded-xl {
    border-radius: 0.75rem;
}

.bg-gradient-to-br {
    background-image: linear-gradient(to bottom right, var(--tw-gradient-stops));
}

.from-blue-500 {
    --tw-gradient-from: var(--color-blue-500);
}

.to-purple-600 {
    --tw-gradient-to: var(--color-purple-600);
}

.shadow-lg {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.group:hover .group-hover\:shadow-xl {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.w-6 {
    width: 1.5rem;
}

.h-6 {
    height: 1.5rem;
}

.text-white {
    color: #fff;
}

.text-xl {
    font-size: 1.25rem;
    line-height: 1.75rem;
}

.font-bold {
    font-weight: 700;
}

.bg-gradient-to-r {
    background-image: linear-gradient(to right, var(--tw-gradient-stops));
}

.bg-clip-text {
    -webkit-background-clip: text;
    background-clip: text;
}

.text-transparent {
    color: transparent;
}

.hidden {
    display: none;
}

.md\:flex {
    @media (min-width: 768px) {
        display: flex;
    }
}

.gap-6 {
    gap: 1.5rem;
}

.text-slate-600 {
    color: var(--color-slate-600);
}

.hover\:text-blue-600:hover {
    color: var(--color-blue-600);
}

.dark .dark\:text-slate-300 {
    color: var(--color-slate-300);
}

.dark .dark\:hover\:text-blue-400:hover {
    color: var(--color-blue-400);
}

.transition-colors {
    transition-property: color, background-color, border-color;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    transition-duration: 150ms;
}

.font-medium {
    font-weight: 500;
}

.gap-4 {
    gap: 1rem;
}

.p-2 {
    padding: 0.5rem;
}

.rounded-lg {
    border-radius: 0.5rem;
}

.bg-slate-100 {
    background-color: var(--color-slate-100);
}

.dark .dark\:bg-slate-800 {
    background-color: var(--color-slate-800);
}

.hover\:bg-slate-200:hover {
    background-color: var(--color-slate-200);
}

.dark .dark\:hover\:bg-slate-700:hover {
    background-color: var(--color-slate-700);
}

.w-5 {
    width: 1.25rem;
}

.h-5 {
    height: 1.25rem;
}

.dark .dark\:block {
    display: block;
}

.dark .dark\:hidden {
    display: none;
}

.md\:hidden {
    @media (min-width: 768px) {
        display: none;
    }
}

.pt-16 {
    padding-top: 4rem;
}

.hero-section {
    padding: 5rem 0;
    text-align: center;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, var(--color-blue-600), var(--color-purple-600));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

@media (min-width: 640px) {
    .hero-title {
        font-size: 3.5rem;
    }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-slate-600);
    max-width: 42rem;
    margin: 0 auto 2rem;
}

.dark .hero-subtitle {
    color: var(--color-slate-300);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
}

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

.stat-number {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--color-blue-600);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-slate-500);
}

.section {
    padding: 4rem 0;
}

.section-title {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--color-slate-900);
}

.dark .section-title {
    color: white;
}

.section-subtitle {
    color: var(--color-slate-500);
    margin-bottom: 2rem;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

@media (min-width: 640px) {
    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .categories-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.category-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background: white;
    border-radius: 0.75rem;
    border: 1px solid var(--color-slate-200);
    transition: all 0.2s;
    text-decoration: none;
    color: inherit;
}

.dark .category-card {
    background: var(--color-slate-800);
    border-color: var(--color-slate-700);
}

.category-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

.category-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-icon.blue {
    background: linear-gradient(135deg, var(--color-blue-500), var(--color-blue-600));
}

.category-icon.purple {
    background: linear-gradient(135deg, var(--color-purple-500), var(--color-purple-600));
}

.category-icon.red {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.category-icon.green {
    background: linear-gradient(135deg, #22c55e, #16a34a);
}

.category-icon.orange {
    background: linear-gradient(135deg, #f97316, #ea580c);
}

.category-icon.pink {
    background: linear-gradient(135deg, #ec4899, #db2777);
}

.category-icon.cyan {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.category-icon.indigo {
    background: linear-gradient(135deg, #6366f1, #4f46e5);
}

.category-name {
    font-weight: 600;
    color: var(--color-slate-700);
}

.dark .category-name {
    color: var(--color-slate-200);
}

.category-count {
    font-size: 0.75rem;
    color: var(--color-slate-400);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .tools-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1280px) {
    .tools-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.tool-card {
    background: white;
    border-radius: 1rem;
    border: 1px solid var(--color-slate-200);
    padding: 1.5rem;
    transition: all 0.3s;
    text-decoration: none;
    color: inherit;
    display: block;
}

.dark .tool-card {
    background: var(--color-slate-800);
    border-color: var(--color-slate-700);
}

.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
    border-color: var(--color-blue-300);
}

.dark .tool-card:hover {
    border-color: var(--color-blue-500);
}

.tool-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.tool-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    object-fit: cover;
    background: var(--color-slate-100);
}

.dark .tool-icon {
    background: var(--color-slate-700);
}

.tool-name {
    font-weight: 600;
    font-size: 1.125rem;
    color: var(--color-slate-800);
}

.dark .tool-name {
    color: white;
}

.tool-description {
    font-size: 0.875rem;
    color: var(--color-slate-500);
    line-height: 1.5;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.tool-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tool-tag {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    background: var(--color-slate-100);
    color: var(--color-slate-600);
}

.dark .tool-tag {
    background: var(--color-slate-700);
    color: var(--color-slate-300);
}

.featured-badge {
    position: absolute;
    top: -0.5rem;
    right: -0.5rem;
    background: linear-gradient(135deg, var(--color-blue-500), var(--color-purple-500));
    color: white;
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 9999px;
}

.tool-detail-page {
    padding: 3rem 0;
}

.tool-detail-header {
    text-align: center;
    margin-bottom: 2rem;
}

.tool-detail-icon {
    width: 6rem;
    height: 6rem;
    border-radius: 1rem;
    object-fit: cover;
    margin-bottom: 1.5rem;
    background: var(--color-slate-100);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

.dark .tool-detail-icon {
    background: var(--color-slate-700);
}

.tool-detail-name {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-slate-800);
}

.dark .tool-detail-name {
    color: white;
}

.tool-detail-category {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
    background: var(--color-slate-100);
    color: var(--color-slate-600);
}

.dark .tool-detail-category {
    background: var(--color-slate-700);
    color: var(--color-slate-300);
}

.tool-detail-content {
    max-width: 48rem;
    margin: 0 auto;
}

.tool-detail-section {
    background: white;
    border-radius: 1rem;
    border: 1px solid var(--color-slate-200);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.dark .tool-detail-section {
    background: var(--color-slate-800);
    border-color: var(--color-slate-700);
}

.tool-detail-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-slate-500);
    margin-bottom: 0.5rem;
}

.tool-detail-text {
    color: var(--color-slate-700);
    line-height: 1.75;
}

.dark .tool-detail-text {
    color: var(--color-slate-300);
}

.visit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    background: linear-gradient(135deg, var(--color-blue-500), var(--color-purple-600));
    color: white;
    font-weight: 600;
    border-radius: 0.5rem;
    text-decoration: none;
    transition: all 0.2s;
}

.visit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(59, 130, 246, 0.5);
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-slate-100);
    color: var(--color-slate-600);
    border-radius: 0.5rem;
    text-decoration: none;
    transition: all 0.2s;
    margin-bottom: 2rem;
}

.dark .back-btn {
    background: var(--color-slate-800);
    color: var(--color-slate-300);
}

.back-btn:hover {
    background: var(--color-slate-200);
}

.dark .back-btn:hover {
    background: var(--color-slate-700);
}

.animate-fade-in {
    animation: fadeIn 0.5s ease-out;
}

.animate-slide-up {
    animation: slideUp 0.5s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.search-box {
    max-width: 32rem;
    margin: 0 auto 2rem;
    position: relative;
}

.search-input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border-radius: 9999px;
    border: 2px solid var(--color-slate-200);
    font-size: 1rem;
    transition: all 0.2s;
    background: white;
}

.dark .search-input {
    background: var(--color-slate-800);
    border-color: var(--color-slate-700);
    color: white;
}

.search-input:focus {
    outline: none;
    border-color: var(--color-blue-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-slate-400);
}