/* ═══════════════════════════════════════════════════════════════
   HoboDocs — Stylesheet
   Theme-aware CSS using Hobo CSS variable conventions.
   ═══════════════════════════════════════════════════════════════ */

:root {
    --bg-primary:   #1a1a22;
    --bg-secondary: #222230;
    --bg-tertiary:  #2a2a38;
    --bg-card:      #22222c;
    --bg-hover:     #2f2f3d;
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b8;
    --text-muted:   #707080;
    --accent:       #c0965c;
    --accent-light: #dbb077;
    --accent-dark:  #a07840;
    --border:       #333340;
    --shadow-sm:    0 2px 8px rgba(0,0,0,.3);
    --shadow-md:    0 4px 16px rgba(0,0,0,.4);
    --shadow-lg:    0 8px 32px rgba(0,0,0,.5);
    --radius-sm:    6px;
    --radius-md:    10px;
    --radius-lg:    16px;
    --success:      #2ecc71;
    --danger:       #e74c3c;
    --info:         #3498db;
}

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

body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

#app {
    flex: 1;
    max-width: 900px;
    width: 100%;
    margin: 0 auto;
    padding: 0 20px 40px;
}

/* ── Hero ───────────────────────────────────────────────────── */
.hero {
    text-align: center;
    padding: 48px 0 24px;
}
.hero-icon {
    font-size: 48px;
    color: var(--accent);
    margin-bottom: 12px;
}
.hero h1 {
    font-size: 36px;
    font-weight: 800;
    letter-spacing: -.5px;
    margin-bottom: 6px;
}
.hero-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    font-weight: 400;
}

/* ── Tool Tabs ──────────────────────────────────────────────── */
.tool-tabs {
    display: flex;
    gap: 6px;
    justify-content: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.tool-tab {
    padding: 10px 20px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all .15s;
    display: flex;
    align-items: center;
    gap: 6px;
}
.tool-tab:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--accent-dark);
}
.tool-tab.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

/* ── Upload Zone ────────────────────────────────────────────── */
.upload-zone { margin-bottom: 24px; }

.upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    padding: 48px 24px;
    text-align: center;
    cursor: pointer;
    transition: all .2s;
    background: var(--bg-secondary);
}
.upload-area:hover, .upload-area.dragover {
    border-color: var(--accent);
    background: var(--bg-hover);
}
.upload-icon {
    font-size: 48px;
    color: var(--accent);
    margin-bottom: 16px;
}
.upload-text {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}
.upload-hint {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.upload-info {
    display: none;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
}

/* Multi-file list */
.file-list {
    list-style: none;
    margin-bottom: 12px;
}
.file-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 4px;
    font-size: 13px;
}
.file-list li .fname {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.file-list li .fsize {
    color: var(--text-muted);
    margin-left: 12px;
    white-space: nowrap;
}
.file-list li .remove-file {
    color: var(--danger);
    cursor: pointer;
    margin-left: 8px;
    padding: 2px 6px;
    border: none;
    background: none;
    font-size: 14px;
}
.file-list li .remove-file:hover {
    color: #fff;
    background: var(--danger);
    border-radius: var(--radius-sm);
}

/* ── File Preview ───────────────────────────────────────────── */
.file-preview {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--accent);
    flex-shrink: 0;
}
.file-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.file-details {
    flex: 1;
    min-width: 0;
}
.file-details .fname {
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.file-details .fmeta {
    font-size: 13px;
    color: var(--text-muted);
}

/* ── Options Panel ──────────────────────────────────────────── */
.options-panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
}
.option-group { margin-bottom: 16px; }
.option-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: .5px;
}
.option-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.select-input, .text-input, .num-input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 14px;
    transition: border-color .15s;
}
.select-input:focus, .text-input:focus, .num-input:focus {
    outline: none;
    border-color: var(--accent);
}
.num-input-sm { width: 120px; }

.slider {
    width: 100%;
    -webkit-appearance: none;
    height: 6px;
    border-radius: 3px;
    background: var(--bg-tertiary);
    outline: none;
}
.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--accent);
    cursor: pointer;
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all .15s;
    text-decoration: none;
}
.btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.btn-primary:hover:not(:disabled) {
    background: var(--accent-light);
}
.btn-primary:disabled {
    opacity: .5;
    cursor: not-allowed;
}
.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border);
}
.btn-secondary:hover {
    background: var(--bg-hover);
    border-color: var(--accent-dark);
}
.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border);
}
.btn-ghost:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}
.btn-lg {
    padding: 14px 28px;
    font-size: 16px;
}
.btn-lg i { font-size: 18px; }

/* ── Processing / Spinner ───────────────────────────────────── */
.processing {
    text-align: center;
    padding: 48px 0;
}
.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin .8s linear infinite;
    margin: 0 auto 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Result Panel ───────────────────────────────────────────── */
.result-panel {
    text-align: center;
    padding: 32px 0;
}
.result-panel h2 {
    font-size: 24px;
    color: var(--success);
    margin-bottom: 16px;
}
.result-panel h2 i { margin-right: 8px; }
.result-info {
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--text-secondary);
}
.result-info strong { color: var(--text-primary); }
.result-info .savings {
    color: var(--success);
    font-weight: 600;
}
.result-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ── Subdomains Grid ────────────────────────────────────────── */
.subdomains {
    margin-top: 48px;
}
.subdomains h2 {
    text-align: center;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
}
.subdomain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 10px;
}
.subdomain-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-primary);
    transition: all .15s;
}
.subdomain-card:hover {
    background: var(--bg-hover);
    border-color: var(--accent-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}
.sd-icon {
    font-size: 20px;
    color: var(--accent);
    width: 32px;
    text-align: center;
}
.sd-info { display: flex; flex-direction: column; }
.sd-name { font-weight: 600; font-size: 14px; }
.sd-desc { font-size: 12px; color: var(--text-muted); }

/* ── Page Number Input Grid ─────────────────────────────────── */
.page-inputs {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: flex-end;
}
.page-inputs .dim-field { flex: 1; min-width: 120px; }

/* ── Footer ─────────────────────────────────────────────────── */
.site-footer {
    padding: 24px 20px;
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
}
.site-footer a {
    color: var(--accent);
    text-decoration: none;
}
.site-footer a:hover { text-decoration: underline; }
.footer-inner {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}
.footer-links {
    display: flex;
    gap: 16px;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 600px) {
    .hero { padding: 32px 0 16px; }
    .hero h1 { font-size: 28px; }
    .upload-area { padding: 32px 16px; }
    .subdomain-grid { grid-template-columns: 1fr; }
    .footer-inner { flex-direction: column; text-align: center; }
    .footer-links { justify-content: center; }
}