:root {
    --primary: #D4A574;
    --primary-dark: #B8824F;
    --brown: #5d4037;
    --text: #333;
    --text-light: #666;
    --white: #fff;
    --bg: #f5f5f5;
    --border: #ddd;
    --danger: #c62828;
}

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

body {
    font-family: 'Sora', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

.gq-page { overflow-x: hidden; }

.gq-container {
    max-width: min(1100px, 96vw);
    margin: 0 auto;
    padding: 0 16px 48px;
    padding-left: max(16px, env(safe-area-inset-left, 0px));
    padding-right: max(16px, env(safe-area-inset-right, 0px));
}

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

/* Header */
.gq-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 20px 16px;
    margin: 0 -16px 24px;
}
.header-content {
    max-width: min(1100px, 96vw);
    margin: 0 auto;
}
.gq-header h1 {
    font-size: 1.45rem;
    display: flex;
    align-items: center;
    gap: 10px;
}
.gq-header-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
}
.gq-header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
}

.gq-nav-menu { position: relative; }
.gq-nav-menu > summary { list-style: none; cursor: pointer; }
.gq-nav-menu > summary::-webkit-details-marker { display: none; }
.gq-nav-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    background: rgba(255, 255, 255, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 8px;
}
.gq-nav-toggle:hover { background: rgba(255, 255, 255, 0.28); }
.gq-nav-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    z-index: 300;
    min-width: 220px;
    padding: 8px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.18);
    border: 1px solid #e8e8e8;
}
.gq-nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    color: #333;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-radius: 8px;
}
.gq-nav-link:hover { background: #f5f0eb; color: #4e342e; }
.gq-nav-link i { width: 18px; color: #8d6e63; text-align: center; }

/* Filters */
.filters-section {
    background: var(--white);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}
.filters-section h2 {
    font-size: 1.1rem;
    color: var(--brown);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.mode-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
    margin: 16px 0;
}
.mode-card {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 14px;
    border: 2px solid var(--border);
    border-radius: 10px;
    cursor: pointer;
    background: #fafafa;
    font-size: 13px;
    font-weight: 600;
    color: var(--brown);
    transition: border-color 0.15s, background 0.15s;
}
.mode-card input { accent-color: var(--primary-dark); }
.mode-card:has(input:checked) {
    border-color: var(--primary-dark);
    background: #f8f1ea;
}
.mode-card span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.mode-card i { color: var(--primary-dark); }

.filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
    margin-bottom: 16px;
}
.filter-group label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--brown);
    margin-bottom: 6px;
}
.filter-group input,
.filter-group select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 14px;
    background: #fff;
}
.filter-group input:focus,
.filter-group select:focus {
    outline: none;
    border-color: var(--primary-dark);
    box-shadow: 0 0 0 3px rgba(184, 130, 79, 0.15);
}
.input-uppercase { text-transform: uppercase; }

.filters-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 16px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
}
.btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}
.btn-primary {
    background: var(--primary-dark);
    color: #fff;
}
.btn-primary:hover:not(:disabled) { background: #a06f3f; }
.btn-pdf {
    background: var(--danger);
    color: #fff;
}
.btn-pdf:hover:not(:disabled) { background: #b71c1c; }
.btn-muted {
    background: #eee;
    color: #555;
}
.btn-muted:hover { background: #e0e0e0; }
.btn-cancel {
    background: #6d4c41;
    color: #fff;
}
.btn-cancel:hover:not(:disabled) { background: #5d4037; }

/* Loading / summary / preview */
.loading-indicator {
    text-align: center;
    padding: 28px;
    color: var(--brown);
    background: #fff;
    border-radius: 12px;
    margin-bottom: 20px;
}
.loading-indicator i { font-size: 1.6rem; margin-bottom: 8px; }

.summary-section {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}
.summary-card {
    background: #fff;
    border-radius: 12px;
    padding: 16px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}
.summary-card strong {
    display: block;
    font-size: 1.6rem;
    color: var(--brown);
    line-height: 1.2;
}
.summary-card span {
    font-size: 12px;
    color: var(--text-light);
}

.preview-section {
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}
.preview-section h2 {
    font-size: 1.1rem;
    color: var(--brown);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.preview-hint {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 14px;
}
.preview-wrap {
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    background: #ececec;
    min-height: 520px;
}
.preview-wrap iframe {
    width: 100%;
    height: min(78vh, 900px);
    border: 0;
    background: #525659;
}
.empty-state {
    text-align: center;
    padding: 40px 16px;
    color: var(--text-light);
}
.empty-state i {
    font-size: 2rem;
    color: #c4a484;
    margin-bottom: 10px;
}

@media (max-width: 900px) {
    .mode-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .summary-section { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
    .gq-header h1 { font-size: 1.2rem; }
    .gq-nav-toggle-txt { display: none; }
    .mode-grid { grid-template-columns: 1fr; }
    .filters-actions .btn { width: 100%; justify-content: center; }
    .preview-wrap iframe { height: 70vh; }
}