/**
 * BuildCalcWorld - Component Styles
 * Reusable UI components
 */

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 14px rgba(249, 115, 22, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.35);
    color: white;
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(249, 115, 22, 0.25);
}

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

.btn-secondary:hover {
    background: var(--glass-bg-strong);
    border-color: var(--primary-500);
    color: var(--text-primary);
}

.btn-secondary:active {
    transform: translateY(0);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background: var(--glass-bg);
    color: var(--text-primary);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
    border-radius: var(--radius-xl);
}

.btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
}

/* ============================================
   Cards
   ============================================ */
.card {
    background: var(--glass-bg);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    background: var(--glass-bg-strong);
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow);
}

.card:active {
    transform: translateY(0);
}

.card-body {
    padding: var(--space-6);
}

.card-header {
    padding: var(--space-6) var(--space-6) 0;
}

.card-footer {
    padding: 0 var(--space-6) var(--space-6);
}

.card-title {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.card-description {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

/* Calculator Card */
.calc-card {
    position: relative;
    background: var(--glass-bg);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.calc-card:hover {
    background: var(--glass-bg-strong);
    border-color: var(--border-accent);
    transform: translateY(-4px);
}

.calc-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.calc-card:hover::before {
    opacity: 1;
}

.calc-card:active {
    transform: translateY(0);
    transition: transform 0.1s ease;
}

.calc-card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: rgba(249, 115, 22, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    color: var(--primary-500);
}

.calc-card-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.calc-card-desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
}

.calc-card-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--primary-400);
}

.calc-card-link svg {
    transition: transform var(--transition-fast);
}

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

/* Plugin Card */
.plugin-card {
    background: var(--glass-bg);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.plugin-card:hover {
    background: var(--glass-bg-strong);
    border-color: var(--secondary-500);
    transform: translateY(-4px);
}

.plugin-card:active {
    transform: translateY(0);
}

.plugin-card-badge {
    display: inline-flex;
    padding: var(--space-1) var(--space-3);
    background: rgba(14, 165, 233, 0.1);
    color: var(--secondary-400);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-3);
}

.plugin-card-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.plugin-card-desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
}

/* Model Card */
.model-card {
    background: var(--glass-bg);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.model-card:hover {
    background: var(--glass-bg-strong);
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow);
}

.model-card-image {
    position: relative;
    width: 100%;
    height: 180px;
    background: var(--bg-tertiary);
    overflow: hidden;
}

.model-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.model-card:hover .model-card-image img {
    transform: scale(1.05);
}

.model-card-body {
    padding: var(--space-4);
}

.model-card-title {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.model-card-category {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
}

/* Blog Card */
.blog-card {
    background: var(--glass-bg);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.blog-card:hover {
    background: var(--glass-bg-strong);
    transform: translateY(-4px);
}

.blog-card-image {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-image img {
    transform: scale(1.05);
}

.blog-card-body {
    padding: var(--space-5);
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    margin-bottom: var(--space-3);
}

.blog-card-category {
    color: var(--primary-400);
    font-weight: 500;
}

.blog-card-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
    line-height: var(--leading-tight);
}

.blog-card-excerpt {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ============================================
   Section Styles
   ============================================ */
.section {
    padding: var(--space-20) 0;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--space-12);
}

.section-title {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
    .section-title {
        font-size: var(--text-4xl);
    }
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--text-secondary);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    padding: var(--space-24) 0 var(--space-20);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(249, 115, 22, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(249, 115, 22, 0.1);
    border: 1px solid rgba(249, 115, 22, 0.2);
    border-radius: var(--radius-full);
    color: var(--primary-400);
    font-size: var(--text-sm);
    font-weight: 500;
    margin-bottom: var(--space-6);
}

.hero-title {
    font-size: var(--text-4xl);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--space-6);
    line-height: 1.1;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: var(--text-6xl);
    }
}

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

.hero-subtitle {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    max-width: 600px;
}

@media (min-width: 768px) {
    .hero-subtitle {
        font-size: var(--text-xl);
    }
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: center;
}

/* ============================================
   Grid Layouts
   ============================================ */
.grid {
    display: grid;
    gap: var(--space-6);
}

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

.grid-3 {
    grid-template-columns: repeat(1, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 640px) {

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

    .grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ============================================
   Tags and Badges
   ============================================ */
.tag {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    background: var(--glass-bg);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--text-secondary);
}

.tag-primary {
    background: rgba(249, 115, 22, 0.1);
    color: var(--primary-400);
}

.tag-secondary {
    background: rgba(14, 165, 233, 0.1);
    color: var(--secondary-400);
}

.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 var(--space-2);
    background: var(--primary-500);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    color: white;
}

/* ============================================
   Comparison Table
   ============================================ */
.compare-card {
    background: var(--glass-bg);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.compare-card:hover {
    background: var(--glass-bg-strong);
    transform: translateY(-4px);
}

.compare-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.compare-item {
    text-align: center;
    flex: 1;
}

.compare-item-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.compare-vs {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-muted);
}

.compare-winner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-lg);
    color: var(--success);
    font-size: var(--text-sm);
    font-weight: 600;
}

/* ============================================
   Form Elements
   ============================================ */
.form-group {
    margin-bottom: var(--space-4);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.form-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--glass-bg);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: var(--text-base);
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

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

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M3 4.5L6 7.5L9 4.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-4) center;
    padding-right: var(--space-10);
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

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

.animate-slide-in {
    animation: slideIn 0.5s ease forwards;
}

[data-animate] {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animations */
[data-animate-delay="1"] {
    transition-delay: 0.1s;
}

[data-animate-delay="2"] {
    transition-delay: 0.2s;
}

[data-animate-delay="3"] {
    transition-delay: 0.3s;
}

[data-animate-delay="4"] {
    transition-delay: 0.4s;
}

[data-animate-delay="5"] {
    transition-delay: 0.5s;
}