/* === MAHNUNG-GENERATOR — STYLES === */

:root {
    --primary: #d97a1f;
    --primary-hover: #c06a14;
    --bg: #fafafa;
    --text: #1a1a1a;
    --dark: #333;
    --gray: #666;
    --gray-light: #999;
    --border: #e5e5e5;
    --white: #fff;
    --header-bg: #1a1a1a;
    --danger: #c00;
    --success: #48bb78;
    --warning: #d97a1f;
    --ochre-light: #fff6ed;
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'DM Serif Display', Georgia, 'Times New Roman', serif;
}

* { box-sizing: border-box; }

main#main-content { background: var(--bg); padding: 0; }

/* ─── ADMIN BANNER ─────────────────────────────────────────── */
.admin-banner {
    background: #fef2f2;
    border-bottom: 3px solid var(--danger);
    color: #7f1d1d;
    padding: 14px 24px;
    font-size: 14px;
    line-height: 1.5;
    text-align: center;
}
.admin-banner code {
    background: var(--white);
    padding: 1px 6px;
    border-radius: 2px;
    font-size: 12px;
}
.admin-banner a { color: var(--danger); font-weight: 600; }

/* ─── LAYOUT ───────────────────────────────────────────────── */
.container {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 0;
    align-items: start;
    max-width: 1600px;
    margin: 0 auto;
}
@media (max-width: 900px) { .container { grid-template-columns: 1fr; } }

.panel {
    background: var(--white);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}
.input-panel { border-right: none; position: sticky; top: 0; max-height: 100vh; overflow-y: auto; }
.output-panel { overflow: visible; }
.panel-scroll { padding: 24px; flex: 1; }

/* ─── HEADINGS ─────────────────────────────────────────────── */
.input-panel h1 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--text);
    margin: 0 0 18px;
    line-height: 1.2;
}
.landing-intro h1 {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--text);
    margin: 0 0 14px;
    line-height: 1.15;
}
.landing-intro h2 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--text);
    margin: 28px 0 10px;
}
.landing-intro p { color: var(--dark); line-height: 1.65; margin-bottom: 12px; }
.landing-intro ul, .landing-intro ol { margin-left: 22px; }
.landing-intro li { margin-bottom: 6px; line-height: 1.6; color: var(--dark); }

/* ─── API KEY ──────────────────────────────────────────────── */
.api-key-section {
    background: #fffbeb;
    border: 1px solid #fde68a;
    padding: 14px;
    border-radius: 4px;
}
.api-key-section label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 4px;
}

/* ─── COLLAPSIBLES ─────────────────────────────────────────── */
.collapsible {
    border: 1px solid var(--border);
    margin-bottom: 12px;
    border-radius: 3px;
    background: var(--white);
}
.c-head {
    padding: 10px 14px;
    background: #f7f7f7;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: var(--dark);
    user-select: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.c-head:hover { background: #f0f0f0; }
.c-head span { font-size: 11px; color: var(--gray); }
.c-body { display: none; padding: 14px; }
.c-body.active { display: block; }

/* ─── FORM ─────────────────────────────────────────────────── */
.form-group { margin-bottom: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.form-group label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--dark);
    margin-bottom: 4px;
}
.form-group label.required::after { content: ' *'; color: var(--danger); }
.form-group label.checkbox-row {
    display: flex !important;
    align-items: flex-start;
    gap: 8px;
    text-transform: none !important;
    letter-spacing: 0 !important;
    font-size: 12px !important;
    font-weight: 500 !important;
    line-height: 1.45;
}
.form-group label.checkbox-row input { margin-top: 2px; }

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="number"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: 3px;
    font-family: var(--font-body);
    font-size: 13px;
    background: var(--white);
    color: var(--text);
    transition: border-color 0.15s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}
.form-group textarea { resize: vertical; min-height: 60px; line-height: 1.5; }

/* ─── GENERATE BUTTON ──────────────────────────────────────── */
.btn-gen {
    width: 100%;
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 14px;
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    cursor: pointer;
    border-radius: 3px;
    transition: background 0.15s;
    margin-top: 6px;
}
.btn-gen:hover:not(:disabled) { background: var(--primary-hover); }
.btn-gen:disabled { background: var(--gray-light); cursor: not-allowed; }

/* ─── TABS ─────────────────────────────────────────────────── */
.out-head {
    display: flex;
    gap: 0;
    background: #f7f7f7;
    border-bottom: 1px solid var(--border);
}
.tab-btn {
    background: transparent;
    border: none;
    padding: 11px 18px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    color: var(--gray);
    transition: all 0.15s;
    border-bottom: 2px solid transparent;
    font-family: var(--font-body);
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active {
    color: var(--text);
    border-bottom-color: var(--primary);
    background: var(--white);
}
.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* ─── LANDING ──────────────────────────────────────────────── */
.landing-intro {
    background: var(--ochre-light);
    border: 1px solid var(--border);
    padding: 28px;
    border-radius: 4px;
    margin: 6px 0;
}
.cta-intro {
    margin-top: 20px;
    padding: 12px 16px;
    background: var(--white);
    border: 1px dashed var(--primary);
    text-align: center;
    color: var(--primary);
    font-weight: 600;
    font-size: 13px;
}

/* ─── LOADER ───────────────────────────────────────────────── */
.loader-container {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
}
.loader-content { max-width: 420px; }
.loader-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--ochre-light);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 22px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loader-status { font-size: 15px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.loader-substatus { font-size: 12px; color: var(--gray); margin-bottom: 18px; }
.loader-progress-bar {
    width: 100%;
    height: 4px;
    background: var(--ochre-light);
    border-radius: 2px;
    overflow: hidden;
}
.loader-progress-fill {
    height: 100%;
    background: var(--primary);
    width: 0%;
    transition: width 0.6s ease;
}

/* ─── LETTER PAGE ──────────────────────────────────────────── */
.letter-page {
    background: var(--white);
    border: 1px solid var(--border);
    padding: 50px 60px;
    margin-bottom: 18px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    font-family: 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text);
}
.letter-sender {
    font-size: 11px;
    color: var(--gray);
    border-bottom: 1px solid var(--border);
    padding-bottom: 8px;
    margin-bottom: 50px;
}
.letter-sender div { display: inline; }
.letter-sender div::before { content: ' · '; }
.letter-sender div:first-of-type::before { content: ''; }
.letter-recipient { margin-bottom: 40px; }
.letter-recipient div { line-height: 1.45; }
.letter-date {
    text-align: right;
    margin-bottom: 30px;
    font-size: 13px;
    color: var(--dark);
}
.letter-subject {
    margin-bottom: 26px;
    font-size: 15px;
    color: var(--text);
}
.letter-body p { margin: 0 0 14px; }
.letter-bank {
    margin-top: 32px;
    padding: 14px 16px;
    background: var(--ochre-light);
    border-left: 3px solid var(--primary);
    font-size: 13px;
    line-height: 1.55;
}
.letter-bank strong { color: var(--text); }

/* ─── MAHNBESCHEID BOX ─────────────────────────────────────── */
.mahnbescheid-box {
    margin-top: 32px;
    padding: 18px 20px;
    border: 1px dashed var(--primary);
    background: #fffbeb;
    border-radius: 3px;
}
.mahnbescheid-box h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin: 0 0 8px;
    color: var(--text);
}
.mahnbescheid-text {
    background: var(--white);
    border: 1px solid var(--border);
    padding: 12px 14px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.55;
    white-space: pre-wrap;
    margin: 8px 0 14px;
    border-radius: 3px;
}
.mahnbescheid-meta { font-size: 12px; color: var(--dark); }
.mahnbescheid-meta p { margin: 4px 0; }

/* ─── NEXT STEP ────────────────────────────────────────────── */
.next-step-note {
    background: #f0f9ff;
    border-left: 3px solid #0284c7;
    padding: 12px 16px;
    margin: 16px 0;
    font-size: 13px;
    line-height: 1.55;
    color: #075985;
    border-radius: 3px;
}

/* ─── DISCLAIMER ───────────────────────────────────────────── */
.data-disclaimer {
    margin-top: 18px;
    padding: 14px 16px;
    background: #f7f7f7;
    border: 1px solid var(--border);
    border-radius: 3px;
    font-size: 11px;
    color: var(--gray);
    line-height: 1.6;
}
.data-disclaimer p { margin: 0 0 6px 0; }
.data-disclaimer p:last-child { margin-bottom: 0; }
.data-disclaimer strong { color: var(--text); }

/* ─── CALC TABLES ──────────────────────────────────────────── */
.calc-box {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 22px;
}
.calc-box h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    margin: 0 0 12px;
    color: var(--text);
}
.calc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    margin-bottom: 4px;
}
.calc-table th {
    background: #f7f7f7;
    font-weight: 600;
    text-align: left;
    padding: 8px 10px;
    border-bottom: 2px solid var(--border);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--dark);
}
.calc-table td {
    padding: 8px 10px;
    border-bottom: 1px solid var(--border);
    color: var(--dark);
}
.calc-table tr.total-row td {
    border-top: 2px solid var(--primary);
    border-bottom: none;
    padding-top: 12px;
    font-size: 14px;
}
.calc-note {
    font-size: 11px;
    color: var(--gray);
    margin-top: 12px;
    line-height: 1.55;
}
.calc-note a { color: var(--primary); }

/* ─── ACTION BUTTONS / JSON ────────────────────────────────── */
.action-btns {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 12px;
    flex-wrap: wrap;
}
.action-btn {
    background: var(--white);
    border: 1px solid var(--border);
    padding: 7px 14px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    border-radius: 3px;
    color: var(--dark);
    transition: all 0.15s;
    font-family: var(--font-body);
}
.action-btn:hover { background: var(--ochre-light); border-color: var(--primary); }
.copy-success {
    color: var(--success);
    font-weight: 600;
    font-size: 12px;
    opacity: 0;
    transition: opacity 0.2s;
}
.copy-success.show { opacity: 1; }
.code-box {
    background: #1a1a1a;
    color: #e2e8f0;
    padding: 16px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.55;
    overflow-x: auto;
    white-space: pre;
}

/* ─── PRINT ────────────────────────────────────────────────── */
@media print {
    body * { visibility: hidden; }
    .letter-page, .letter-page * { visibility: visible; }
    .letter-page {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        border: none;
        box-shadow: none;
        padding: 30px 40px;
    }
    .next-step-note, .data-disclaimer, .action-btns, .out-head, .input-panel, .admin-banner { display: none !important; }
}

/* ─── MOBILE ───────────────────────────────────────────────── */
@media (max-width: 700px) {
    .form-row { grid-template-columns: 1fr; }
    .letter-page { padding: 28px 22px; }
}