/* css/style.css - Beastborn Prompt Generator - Zed Dev theme (design.md) */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

:root {
    /* Tokens de design.md (tema "Zed Dev") */
    --color-primary: #E5E4DF;
    --color-secondary: #7B7A74;
    --color-tertiary: #5FB5D6;
    --color-neutral: #161614;
    --color-surface: #1D1D1B;
    --color-on-primary: #161614;

    --font-display: 'JetBrains Mono', monospace;
    --font-h1: 'JetBrains Mono', monospace;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-label: 'JetBrains Mono', monospace;

    --rounded-sm: 3px;
    --rounded-md: 6px;
    --rounded-lg: 10px;

    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 32px;

    /* Derivados para estados de UI (dentro del mismo sistema mono + cian) */
    --surface-raised: #232320;
    --border-color: #33332F;
    --border-color-hover: #454540;
    --focus-shadow: rgba(95, 181, 214, 0.25);
    --manual-border: #5FB5D6;
    --manual-bg: #1B2A2E;
    --placeholder-text: #7B7A74;
    --error-color: #E5735F;
    --warning-color: #D6A15F;
}

body {
    font-family: var(--font-body);
    font-size: 0.92rem;
    line-height: 1.55;
    background: var(--color-neutral);
    min-height: 100vh;
    padding: var(--space-lg);
    color: var(--color-primary);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: var(--color-surface);
    border-radius: var(--rounded-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.header {
    background: var(--color-neutral);
    border-bottom: 2px solid var(--color-tertiary);
    padding: var(--space-lg) var(--space-lg) var(--space-md);
    text-align: left;
}
.header h1 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}
.header p { color: var(--color-secondary); font-size: 1rem; }

.form-container { padding: var(--space-lg); }

.global-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.section-header {
    margin: var(--space-lg) 0 var(--space-md) 0;
    padding: var(--space-md);
    background: var(--surface-raised);
    border-radius: var(--rounded-md);
    border-left: 3px solid var(--color-tertiary);
}
.section-header:first-child { margin-top: 0; }
.section-header h2 {
    font-family: var(--font-h1);
    color: var(--color-primary);
    font-size: 1.15rem;
    font-weight: 500;
}

.variables-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    max-width: 100%;
}
.variables-grid .grid-span-all,
.variables-grid .variable-group.has-image-gallery { grid-column: 1 / -1; }
.variables-grid.two-columns-layout { grid-template-columns: repeat(2, 1fr); }
@media (min-width: 1100px) { .variables-grid:not(.two-columns-layout) { grid-template-columns: repeat(3, 1fr); } }

.variable-group {
    background: var(--surface-raised);
    padding: var(--space-md);
    border-radius: var(--rounded-md);
    border: 1px solid var(--border-color);
    transition: border-color 0.2s ease;
    display: flex;
    flex-direction: column;
    position: relative;
}
.variable-group:hover { border-color: var(--border-color-hover); }
.variable-group label {
    display: flex;
    align-items: center;
    font-family: var(--font-label);
    font-weight: 500;
    font-size: 0.72rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    margin-bottom: var(--space-sm);
    color: var(--color-tertiary);
}
.variable-group label .emoji { font-size: 1rem; margin-right: var(--space-sm); }

.field-description {
    font-size: 0.8rem;
    color: var(--color-secondary);
    margin-bottom: var(--space-sm);
    line-height: 1.4;
}

.variable-group select,
.variable-group input[type="text"]:not(.manual-input),
.variable-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--rounded-sm);
    font-size: 0.92rem;
    background: var(--color-neutral);
    font-family: var(--font-body);
    margin-bottom: 5px;
    color: var(--color-primary);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.variable-group select {
    appearance: none; -webkit-appearance: none; -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%235FB5D6' 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 12px center; background-size: 14px 10px; cursor: pointer;
}
.variable-group select:focus,
.variable-group input[type="text"]:not(.manual-input):focus,
.variable-group textarea:focus {
    outline: none; border-color: var(--color-tertiary); box-shadow: 0 0 0 3px var(--focus-shadow);
}
.variable-group select:hover,
.variable-group input[type="text"]:not(.manual-input):hover,
.variable-group textarea:hover { border-color: var(--border-color-hover); }
.variable-group input[type="text"]::placeholder,
.variable-group textarea::placeholder { color: var(--placeholder-text); }

.manual-input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--manual-border) !important;
    border-radius: var(--rounded-sm);
    font-size: 0.92rem;
    background: var(--manual-bg) !important;
    color: var(--color-primary);
    font-family: var(--font-body);
    margin-top: var(--space-sm);
    margin-bottom: 5px;
}
.manual-input:focus { outline: none; box-shadow: 0 0 0 3px var(--focus-shadow); }
.manual-input::placeholder { color: var(--color-tertiary); opacity: 0.7; }

.variable-group textarea { min-height: 80px; resize: vertical; }
.variable-group small { color: var(--color-secondary); font-size: 0.78rem; display: block; }
.variable-group small.warning { color: var(--warning-color); font-weight: 600; }
.variable-group small.error { color: var(--error-color); font-weight: 600; }

.descripcion-adicional-section {
    background: var(--surface-raised);
    padding: var(--space-md);
    border-radius: var(--rounded-md);
    border: 1px solid var(--border-color);
    margin-bottom: var(--space-lg);
}
.descripcion-adicional-section label {
    display: flex; align-items: center; font-family: var(--font-label);
    text-transform: uppercase; font-size: 0.72rem; margin-bottom: var(--space-sm); color: var(--color-tertiary);
}
.descripcion-adicional-section textarea {
    width: 100%; padding: 12px; border: 1px solid var(--border-color); border-radius: var(--rounded-sm);
    font-size: 0.92rem; background: var(--color-neutral); font-family: var(--font-body);
    min-height: 100px; resize: vertical; margin-bottom: 5px; color: var(--color-primary);
}
.descripcion-adicional-section textarea:focus { outline: none; border-color: var(--color-tertiary); box-shadow: 0 0 0 3px var(--focus-shadow); }

.actions { display: flex; gap: var(--space-sm); margin-bottom: var(--space-lg); flex-wrap: wrap; }
.btn {
    padding: 12px 20px;
    border: none;
    border-radius: var(--rounded-md);
    font-size: 0.9rem;
    font-weight: 500;
    font-family: var(--font-body);
    cursor: pointer;
    transition: opacity 0.15s ease, transform 0.1s ease;
    flex: 1;
    min-width: 160px;
}
.btn-primary { background: var(--color-tertiary); color: var(--color-on-primary); }
.btn-secondary { background: var(--surface-raised); color: var(--color-tertiary); border: 1px solid var(--color-tertiary); }
.btn-tertiary { background: transparent; color: var(--color-secondary); border: 1px solid var(--border-color); }
.btn:hover { opacity: 0.85; }
.btn:active { transform: translateY(1px); }
.btn-small { flex: none; min-width: auto; padding: 8px 14px; font-size: 0.8rem; margin-top: var(--space-sm); }

.result-area {
    background: var(--surface-raised);
    border: 1px solid var(--border-color);
    border-radius: var(--rounded-md);
    padding: var(--space-md);
    margin-top: var(--space-md);
}
.result-area h3 { font-family: var(--font-h1); color: var(--color-primary); margin-bottom: var(--space-sm); font-size: 1rem; }
.result-area textarea {
    width: 100%; min-height: 160px; border: 1px solid var(--border-color); border-radius: var(--rounded-sm);
    padding: 14px; font-size: 0.88rem; line-height: 1.6; background: var(--color-neutral); resize: vertical;
    font-family: var(--font-label); color: var(--color-primary);
}
.result-area textarea:focus { outline: none; border-color: var(--color-tertiary); box-shadow: 0 0 0 3px var(--focus-shadow); }
.result-area textarea::placeholder { color: var(--placeholder-text); }

.folder-name-row { display: flex; gap: var(--space-sm); align-items: center; margin-bottom: var(--space-sm); }
.folder-name-row input {
    flex: 1; padding: 10px 12px; border: 1px solid var(--border-color); border-radius: var(--rounded-sm);
    background: var(--color-neutral); color: var(--color-primary); font-family: var(--font-label);
}
.folder-name-hint { color: var(--warning-color); display: block; margin-bottom: var(--space-sm); font-size: 0.8rem; }

.copy-section { display: flex; justify-content: center; margin-top: var(--space-md); }
.btn-copy {
    background: var(--color-tertiary); color: var(--color-on-primary);
    padding: 12px 40px; font-size: 0.9rem; border: none; border-radius: var(--rounded-md);
    cursor: pointer; font-weight: 500; font-family: var(--font-body); transition: opacity 0.15s ease;
    min-width: 200px; text-align: center;
}
.btn-copy:hover { opacity: 0.85; }
.btn-copy:active { transform: translateY(1px); }

.notification {
    position: fixed; top: 20px; right: 20px; background: var(--color-tertiary); color: var(--color-on-primary);
    padding: 14px 20px; border-radius: var(--rounded-md); box-shadow: 0 8px 25px rgba(0,0,0,0.3);
    transform: translateX(calc(100% + 30px)); transition: transform 0.3s ease-in-out; z-index: 1000;
    font-weight: 600; min-width: 250px; font-family: var(--font-body);
}
.notification.show { transform: translateX(0); }
.notification #notificationText { display: block; }

.loading { text-align: center; padding: 40px 20px; font-size: 1rem; color: var(--color-secondary); }

.load-error {
    background: var(--manual-bg);
    border: 1px solid var(--error-color);
    color: var(--error-color);
    border-radius: var(--rounded-md);
    padding: var(--space-md);
    margin-bottom: var(--space-lg);
}
.load-error ul { margin: var(--space-sm) 0 0 var(--space-md); }

.hidden-field { display: none !important; }

/* Scrollbar (webkit) */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--color-neutral); }
::-webkit-scrollbar-thumb { background-color: var(--border-color-hover); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background-color: var(--color-tertiary); }
* { scrollbar-width: thin; scrollbar-color: var(--border-color-hover) var(--color-neutral); }

/* Galería de imágenes (preparada para migrar selects a galería más adelante) */
.image-gallery-selector {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); gap: var(--space-sm);
    padding: 40px var(--space-md) var(--space-md); margin-top: 5px; margin-bottom: 10px; max-height: 300px;
    overflow-y: auto; border: 1px solid var(--border-color); border-radius: var(--rounded-md); background: var(--color-neutral);
    position: relative;
}
.gallery-option-card {
    position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center;
    padding: 10px; border: 2px solid transparent; border-radius: var(--rounded-sm); background: var(--surface-raised);
    cursor: pointer; transition: border-color 0.15s ease; text-align: center; min-height: 100px;
}
.gallery-option-card:hover { border-color: var(--border-color-hover); z-index: 5; }
.gallery-option-card.selected { border-color: var(--color-tertiary); box-shadow: 0 0 0 3px var(--focus-shadow); }
.gallery-option-card img { width: 80px; height: 80px; object-fit: cover; border-radius: var(--rounded-sm); background-color: var(--border-color); }
.gallery-option-card .gallery-text-label {
    visibility: hidden; width: max-content; max-width: 200px; background-color: var(--color-primary); color: var(--color-on-primary);
    text-align: center; border-radius: var(--rounded-sm); padding: 6px 10px; position: absolute; z-index: 10;
    bottom: calc(100% + 5px); left: 50%; transform: translateX(-50%); opacity: 0;
    transition: opacity 0.15s ease-in-out; font-size: 0.8rem; line-height: 1.4; pointer-events: none;
}
.gallery-option-card:hover .gallery-text-label { visibility: visible; opacity: 1; }

@media (max-width: 768px) {
    body { padding: var(--space-md); }
    .variables-grid, .variables-grid.two-columns-layout, .global-controls { grid-template-columns: 1fr !important; }
    .header h1 { font-size: 1.5rem; } .header p { font-size: 0.9rem; } .form-container { padding: var(--space-md); }
    .section-header h2 { font-size: 1rem; }
    .actions { flex-direction: column; } .btn { flex: none; min-width: auto; }
    .notification { right: 10px; left: 10px; top: 10px; transform: translateY(-150%); }
    .notification.show { transform: translateY(0); }
    .image-gallery-selector { grid-template-columns: repeat(auto-fill, minmax(85px, 1fr)); padding-top: 30px; }
    .gallery-option-card img { width: 60px; height: 60px; }
}
.btn:focus, .btn-copy:focus { outline: 2px solid var(--color-tertiary); outline-offset: 2px; }