/* Satisfactory Alternate Recipes Visualizer - CSS */

:root {
    --bg-main: #0c0f12;
    --bg-card: #14191f;
    --bg-header: #1b222a;
    --border-color: #242f3d;
    --accent-orange: #f28d35;
    --accent-orange-hover: #ff9f43;
    --text-main: #e2e8f0;
    --text-muted: #94a3b8;
    --tier-s: #f1c40f;
    --tier-a: #2ecc71;
    --tier-b: #3498db;
    --tier-c: #9b59b6;
    --tier-d: #e67e22;
    --tier-f: #e74c3c;
    --glow-shadow: 0 0 15px rgba(242, 141, 53, 0.15);
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.5;
    overflow-x: hidden;
}

/* Header Styles */
header {
    background-color: var(--bg-header);
    border-bottom: 3px solid var(--accent-orange);
    padding: 2rem 1.5rem;
    position: relative;
}

header::before {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-orange) 0%, #ff5252 50%, var(--accent-orange) 100%);
}

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

.logo-area h1 {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    background: linear-gradient(135deg, #fff 0%, #b2bec3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-top: 0.2rem;
}

.logo-area .subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 400;
}

.ficsit-badge {
    background-color: var(--accent-orange);
    color: #000;
    font-weight: 800;
    font-size: 0.75rem;
    padding: 0.1rem 0.5rem;
    border-radius: 3px;
    display: inline-block;
    letter-spacing: 0.1em;
}

.header-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--accent-orange);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 600;
    margin-top: 0.5rem;
    transition: all 0.2s ease;
    background-color: rgba(242, 141, 53, 0.08);
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    border: 1px solid rgba(242, 141, 53, 0.2);
}

.header-link:hover {
    color: var(--accent-orange-hover);
    background-color: rgba(242, 141, 53, 0.15);
    border-color: var(--accent-orange-hover);
    box-shadow: 0 0 10px rgba(242, 141, 53, 0.2);
}

.header-link svg {
    flex-shrink: 0;
}

.stats-overview {
    display: flex;
    gap: 1.5rem;
}

.stat-box {
    background-color: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    text-align: center;
    min-width: 120px;
}

.stat-val {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-orange);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Main Layout */
main {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 2rem;
}

@media (max-width: 1024px) {
    main {
        grid-template-columns: 1fr;
    }
    .filters-panel {
        position: relative !important;
        top: auto !important;
        margin-bottom: 1rem;
    }
}

/* Sidebar Filters */
.filters-panel {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    height: fit-content;
    position: sticky;
    top: 2rem;
}

.search-box {
    position: relative;
    margin-bottom: 1.5rem;
}

.search-box input {
    width: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 0.75rem 2.5rem 0.75rem 1rem;
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-orange);
}

.search-icon {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

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

.filter-group label {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.sort-options {
    display: flex;
    gap: 0.5rem;
}

.sort-btn {
    flex: 1;
    background-color: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s;
}

.sort-btn.active, .sort-btn:hover {
    background-color: var(--accent-orange);
    color: #000;
    border-color: var(--accent-orange);
}

.filter-scroll {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    max-height: 250px;
    overflow-y: auto;
    padding-right: 0.2rem;
}

/* Custom scrollbar for filter group */
.filter-scroll::-webkit-scrollbar {
    width: 4px;
}
.filter-scroll::-webkit-scrollbar-track {
    background: transparent;
}
.filter-scroll::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}

.filter-btn {
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 0.4rem 0.6rem;
    border-radius: 4px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.8rem;
    transition: all 0.2s;
    text-align: left;
}

.filter-btn:hover, .filter-btn.active {
    border-color: var(--accent-orange);
    background-color: rgba(242, 141, 53, 0.1);
}

.filter-btn.active {
    background-color: var(--accent-orange);
    color: #000;
}

/* Recipes List Container */
.recipes-container {
    min-height: 500px;
}

.recipes-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

/* Card Design */
.recipe-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.recipe-card:hover {
    transform: translateY(-2px);
    border-color: rgba(242, 141, 53, 0.4);
    box-shadow: var(--glow-shadow);
}

/* Card Header */
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
}

.recipe-title-area h2 {
    font-size: 1.35rem;
    font-weight: 700;
    color: #fff;
}

.recipe-meta {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    margin-top: 0.3rem;
}

.tier-badge {
    background-color: #2c3e50;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    text-transform: uppercase;
    color: #fff;
    border: 1px solid #34495e;
}

.score-badge {
    font-size: 1.15rem;
    font-weight: 800;
    padding: 0.2rem 0.75rem;
    border-radius: 6px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 65px;
    border: 1px solid transparent;
}

.score-badge .score-val {
    font-size: 1.25rem;
}

.score-badge .score-lbl {
    font-size: 0.6rem;
    text-transform: uppercase;
    font-weight: 600;
    opacity: 0.8;
}

/* Badge colors by rating class */
.score-badge.tier-s { background-color: rgba(241, 196, 15, 0.15); color: var(--tier-s); border-color: var(--tier-s); }
.score-badge.tier-a { background-color: rgba(46, 204, 113, 0.15); color: var(--tier-a); border-color: var(--tier-a); }
.score-badge.tier-b { background-color: rgba(52, 152, 219, 0.15); color: var(--tier-b); border-color: var(--tier-b); }
.score-badge.tier-c { background-color: rgba(155, 89, 182, 0.15); color: var(--tier-c); border-color: var(--tier-c); }
.score-badge.tier-d { background-color: rgba(230, 126, 34, 0.15); color: var(--tier-d); border-color: var(--tier-d); }
.score-badge.tier-f { background-color: rgba(231, 76, 60, 0.15); color: var(--tier-f); border-color: var(--tier-f); }

/* Card Content / Flow */
.recipe-flow {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1.5rem;
}

@media (max-width: 640px) {
    .recipe-flow {
        grid-template-columns: 1fr;
        gap: 1rem;
        text-align: center;
    }
}

.flow-column {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.flow-column.ingredients-col {
    align-items: flex-end;
}

@media (max-width: 640px) {
    .flow-column.ingredients-col {
        align-items: center;
    }
}

.flow-column.products-col {
    align-items: flex-start;
}

@media (max-width: 640px) {
    .flow-column.products-col {
        align-items: center;
    }
}

/* Flow middle: Building */
.flow-middle {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    position: relative;
    padding: 0 1rem;
}



.building-display {
    background-color: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    padding: 0.75rem;
    border-radius: 50%;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    transition: transform 0.2s;
}

.building-display:hover {
    transform: scale(1.1);
    border-color: var(--accent-orange);
}

.building-display img {
    max-width: 44px;
    max-height: 44px;
    object-fit: contain;
}

.building-info {
    text-align: center;
    z-index: 1;
}

.building-name {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
}

.crafting-time {
    font-size: 0.75rem;
    color: var(--accent-orange);
    font-weight: 500;
}

/* Item details inside flow columns */
.item-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    width: 100%;
    max-width: 320px;
}

.ingredients-col .item-row {
    flex-direction: row-reverse;
}

.item-img-container {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2px;
}

.item-img-container img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.item-text-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.ingredients-col .item-text-info {
    text-align: right;
}

.item-name-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
}

.item-rate-label {
    font-size: 0.75rem;
    color: #00cec9;
    font-weight: 700;
}

/* Card Footer */
.card-footer {
    border-top: 1px solid var(--border-color);
    padding-top: 0.75rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.unlock-path {
    font-style: italic;
}

/* Loading & Empty States */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 5rem 0;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(242, 141, 53, 0.1);
    border-top: 4px solid var(--accent-orange);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.no-results {
    text-align: center;
    padding: 5rem 2rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.no-results h3 {
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

/* Footer styling */
footer {
    text-align: center;
    padding: 3rem 1.5rem;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-header);
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 4rem;
}

footer p {
    margin-bottom: 0.5rem;
}

footer p:last-child {
    margin-bottom: 0;
}

footer a {
    color: var(--accent-orange);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

footer a:hover {
    color: var(--accent-orange-hover);
    text-decoration: underline;
}

/* Efficiency Badges inside Cards */
.efficiency-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    padding: 0.25rem 0;
}

.eff-badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    border: 1px solid transparent;
}

.eff-badge.power {
    background-color: rgba(26, 188, 156, 0.15);
    color: #1abc9c;
    border-color: rgba(26, 188, 156, 0.3);
}

.eff-badge.items {
    background-color: rgba(52, 152, 219, 0.15);
    color: #3498db;
    border-color: rgba(52, 152, 219, 0.3);
}

.eff-badge.buildings {
    background-color: rgba(155, 89, 182, 0.15);
    color: #9b59b6;
    border-color: rgba(155, 89, 182, 0.3);
}

.eff-badge.resources {
    background-color: rgba(241, 196, 15, 0.15);
    color: #f1c40f;
    border-color: rgba(241, 196, 15, 0.3);
}

.eff-badge.buildings-scaled {
    background-color: rgba(142, 68, 173, 0.15);
    color: #9b59b6;
    border: 1px dashed rgba(142, 68, 173, 0.5);
}

.eff-badge.resources-scaled {
    background-color: rgba(230, 126, 34, 0.15);
    color: #e67e22;
    border: 1px dashed rgba(230, 126, 34, 0.5);
}

.clear-filters-container {
    margin-bottom: 1.5rem;
}

.clear-all-btn {
    width: 100%;
    background-color: rgba(242, 141, 53, 0.08);
    border: 1px solid rgba(242, 141, 53, 0.3);
    color: var(--accent-orange);
    padding: 0.6rem;
    border-radius: 6px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    transition: all 0.2s ease;
}

.clear-all-btn:hover {
    background-color: rgba(242, 141, 53, 0.18);
    border-color: var(--accent-orange);
    color: var(--accent-orange-hover);
    box-shadow: 0 0 10px rgba(242, 141, 53, 0.15);
}

.clear-all-btn svg {
    flex-shrink: 0;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: var(--accent-orange);
    color: #000;
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 999;
    transition: transform 0.2s, background-color 0.2s;
}

.back-to-top:hover {
    background-color: var(--accent-orange-hover);
    transform: scale(1.1);
}

.back-to-top.show {
    display: flex;
}

@media (max-width: 640px) {
    .back-to-top {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
}