/* ========================================
   Aniimax - Minimalist Production Optimizer
   ======================================== */

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

:root {
    --bg: #0a0a0a;
    --text: #f5f5f5;
    --text-muted: #999999;
    --border: #333333;
    --success: #66bb6a;
    --error: #ef5350;
    --warning: #ffb74d;
}

.light {
    --bg: #fdfcf8;
    --text: #000000;
    --text-muted: #666666;
    --border: #e0e0e0;
    --success: #2e7d32;
    --error: #c62828;
    --warning: #f57c00;
}

body {
    font-family: "Courier New", Courier, monospace;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    max-width: 800px;
    margin: 3rem auto;
    padding: 0 1.5rem;
    transition: background-color 0.3s, color 0.3s;
}

a {
    color: inherit;
    text-decoration: underline;
}

a:hover {
    color: inherit;
}

/* Header */
header {
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}

header h1 {
    font-size: 2rem;
    font-weight: normal;
}

.toggle-button {
    cursor: pointer;
    background: none;
    border: none;
    color: inherit;
    font-family: inherit;
    font-size: 0.9rem;
    text-decoration: underline;
}

.toggle-button:hover {
    opacity: 0.7;
}

.subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.disclaimer {
    color: var(--text-muted);
    font-size: 0.8rem;
    font-style: italic;
    margin-bottom: 2rem;
    padding: 0.75rem;
    border: 1px solid var(--border);
    background: transparent;
}

/* Typography */
h2 {
    font-size: 1.2rem;
    font-weight: normal;
    margin-top: 2rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.5rem;
}

h3 {
    font-size: 1rem;
    font-weight: normal;
    margin-bottom: 0.75rem;
}

h4 {
    font-size: 0.9rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

p {
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.hint {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-bottom: 1rem;
}

.hint.small {
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

/* Sections */
.config-section,
.results-section {
    margin-bottom: 2rem;
}

/* Input Fields */
.config-group {
    margin-bottom: 1.5rem;
}

.input-row {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.input-field {
    flex: 1;
}

.input-field label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.input-field input,
.input-field select {
    width: 100%;
    padding: 0.5rem;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: inherit;
    font-size: 0.9rem;
    transition: border-color 0.2s;
}

.input-field input:focus,
.input-field select:focus {
    outline: none;
    border-color: var(--text);
}

.input-field input[type="number"] {
    -moz-appearance: textfield;
}

.input-field input[type="number"]::-webkit-outer-spin-button,
.input-field input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.input-field select {
    cursor: pointer;
}

/* Checkbox Field */
.checkbox-field {
    display: flex;
    align-items: center;
}

.checkbox-field label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
}

.checkbox-field input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    cursor: pointer;
}

/* Facilities Grid */
.facilities-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.facility-card {
    border: 1px solid var(--border);
    padding: 1rem;
}

.facility-card h4 {
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
}

/* Info icon and tooltip styles */
.info-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1rem;
    height: 1rem;
    font-size: 0.65rem;
    font-weight: bold;
    border: 1px solid var(--text-muted);
    border-radius: 50%;
    color: var(--text-muted);
    cursor: help;
    margin-left: 0.25rem;
    vertical-align: middle;
    position: relative;
}

.info-icon:hover {
    border-color: var(--text);
    color: var(--text);
}

[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--text);
    color: var(--bg);
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
    font-weight: normal;
    white-space: pre-line;
    border: 1px solid var(--border);
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
    pointer-events: none;
    margin-bottom: 0.5rem;
    min-width: 180px;
    max-width: 280px;
    text-align: left;
    line-height: 1.4;
}

[data-tooltip]:hover::after {
    opacity: 1;
    visibility: visible;
}

.facility-inputs {
    display: flex;
    gap: 0.75rem;
}

.facility-inputs .input-field {
    flex: 1;
}

.facility-inputs .input-field label {
    font-size: 0.7rem;
}

.facility-inputs input {
    padding: 0.4rem;
    font-size: 0.85rem;
}

/* Modules Grid */
.modules-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.module-card {
    border: 1px solid var(--border);
    padding: 1rem;
}

.module-card h4 {
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.module-card .input-field {
    max-width: 100px;
}

.module-card .input-field label {
    font-size: 0.7rem;
}

.module-card input {
    padding: 0.4rem;
    font-size: 0.85rem;
}

/* Optimize Button */
.optimize-btn {
    width: 100%;
    padding: 0.75rem 1.5rem;
    background: var(--text);
    color: var(--bg);
    border: 1px solid var(--text);
    font-family: inherit;
    font-size: 0.9rem;
    cursor: pointer;
    transition: opacity 0.2s;
}

.optimize-btn:hover {
    opacity: 0.8;
}

.optimize-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Error Message */
.error-message {
    border: 1px solid var(--error);
    color: var(--error);
    padding: 1rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

/* Results Summary */
.result-summary {
    margin-bottom: 1.5rem;
}

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

.summary-item {
    border: 1px solid var(--border);
    padding: 1rem;
    text-align: center;
}

.summary-label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.summary-value {
    display: block;
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--success);
}

/* Production Steps */
.production-steps {
    margin-bottom: 1.5rem;
}

.steps-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.energy-info {
    border: 1px solid var(--success);
    padding: 1rem;
    margin-bottom: 1rem;
    color: var(--success);
    font-size: 0.85rem;
}

.energy-info strong {
    display: block;
    margin-bottom: 0.25rem;
}

.step-item {
    border: 1px solid var(--border);
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.step-number {
    width: 1.75rem;
    height: 1.75rem;
    border: 1px solid var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.step-number.energy-step {
    border-color: var(--warning);
    color: var(--warning);
}

.step-number.profit-step {
    border-color: var(--success);
    color: var(--success);
}

.step-details {
    flex: 1;
}

.step-name {
    font-size: 0.9rem;
}

.step-facility {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.step-meta {
    text-align: right;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Options Table */
.all-options {
    margin-bottom: 1rem;
}

.table-wrapper {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

th, td {
    padding: 0.5rem 0.75rem;
    text-align: left;
    border: 1px solid var(--border);
}

th {
    background: var(--bg);
    font-weight: bold;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

tbody tr:first-child {
    background: transparent;
}

tbody tr:first-child td {
    color: var(--success);
    font-weight: bold;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem 0;
    color: var(--text-muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--border);
    margin-top: 2rem;
}

/* Loading State */
.loading {
    opacity: 0.5;
    pointer-events: none;
}

/* Responsive */
@media (max-width: 600px) {
    body {
        margin: 2rem auto;
        padding: 0 1rem;
    }

    header {
        flex-direction: column;
        gap: 0.5rem;
    }

    header h1 {
        font-size: 1.6rem;
    }

    .toggle-button {
        align-self: flex-end;
    }

    .input-row {
        flex-direction: column;
        gap: 1rem;
    }

    .facilities-grid {
        grid-template-columns: 1fr;
    }

    .modules-grid {
        grid-template-columns: 1fr;
    }

    .summary-grid {
        grid-template-columns: 1fr 1fr;
    }

    .step-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .step-meta {
        text-align: left;
    }

    th, td {
        padding: 0.4rem 0.5rem;
        font-size: 0.8rem;
    }
}