/* ═══════════════════════════════════════════════
   Briefing Form — Page-specific Styles
   Depends on: site.css (global base)
   ═══════════════════════════════════════════════ */

/* ── Intro ── */

.intro {
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--gray-lt);
    padding-bottom: 1.5rem;
}

.intro .mono-label {
    font-size: 0.55rem;
    margin-bottom: 0.4rem;
}

.intro h1 {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 400;
    line-height: 1.3;
    margin-bottom: 0.5rem;
}

.intro p {
    font-size: 0.92rem;
    color: var(--gray-dk);
    line-height: 1.6;
    max-width: 520px;
}

/* Trust indicators */
.intro-trust {
    display: flex;
    gap: 1.5rem;
    margin-top: 1.25rem;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.06em;
    color: var(--gray-md);
}

.trust-item svg { color: var(--gray-md); flex-shrink: 0; }

/* ── Step Transitions ── */

.step {
    animation: stepFadeIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes stepFadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Mouse Spotlight (dark backgrounds only) ── */

.mouse-spotlight {
    position: fixed;
    top: -250px;
    left: -250px;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.02) 40%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    will-change: transform;
    display: none;
}

/* Only show on dark backgrounds */
.dark-bg .mouse-spotlight,
body.dark-mode .mouse-spotlight {
    display: block;
}

/* ── Scroll Reveal ── */

[data-reveal] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ── Staggered Card Entrance ── */

.card-enter {
    animation: cardSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@keyframes cardSlideIn {
    from { opacity: 0; transform: translateY(16px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ── Reduced Motion ── */

@media (prefers-reduced-motion: reduce) {
    .step,
    [data-reveal],
    .card-enter,
    .mouse-spotlight { animation: none !important; transition: none !important; }
    .mouse-spotlight { display: none; }
}

/* ── Progress Bar ── */

.progress-bar-wrap { margin-bottom: 2.5rem; }

.progress-steps {
    display: flex;
    gap: 0;
    margin-bottom: 0.5rem;
}

.progress-step {
    flex: 1;
    height: 3px;
    background: var(--gray-lt);
    transition: background 0.4s ease;
}

.progress-step.active { background: var(--accent); }
.progress-step + .progress-step { margin-left: 3px; }

.progress-labels {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-md);
}

.progress-labels span {
    position: relative;
    cursor: pointer;
    padding: 0.3rem 0.2rem 1rem;
    overflow: hidden;
    user-select: none;
}

.progress-labels span:hover { color: var(--black); }
.progress-labels span.active { color: var(--accent); font-weight: 500; }

.progress-labels span .step-num {
    position: absolute;
    bottom: -0.15rem;
    right: 0.1rem;
    font-size: 1.7rem;
    font-weight: 700;
    color: rgba(0,0,0,0.04);
    font-family: var(--font-serif);
    line-height: 1;
    pointer-events: none;
    letter-spacing: 0;
    text-transform: none;
}

.progress-labels span.active .step-num { color: rgba(0,0,0,0.07); }

/* ── Step Panels ── */

.step { display: none; }
.step.active { display: block; }

.step-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 0.3rem;
}

.step-subtitle {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-md);
    margin-bottom: 2rem;
}

/* ── Checkbox / Radio Groups ── */

.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.6rem;
    margin-bottom: 1.25rem;
}

.checkbox-card { position: relative; }

.checkbox-card input[type="checkbox"],
.checkbox-card input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.checkbox-card label {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.8rem 1rem;
    background: var(--white);
    border: 1px solid var(--gray-lt);
    border-radius: var(--radius);
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s, transform 0.15s;
    font-weight: 500;
    font-size: 0.85rem;
    line-height: 1.3;
}

.checkbox-card label:hover {
    border-color: var(--gray-md);
    box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.checkbox-card label::before {
    content: '';
    width: 16px;
    height: 16px;
    min-width: 16px;
    border: 1.5px solid var(--gray-md);
    border-radius: 3px;
    margin-top: 1px;
    transition: background 0.2s, border-color 0.2s;
}

.checkbox-card.radio-card label::before { border-radius: 50%; }

.checkbox-card input:checked + label {
    border-color: var(--gold);
    background: rgba(136, 97, 23, 0.05);
    box-shadow: 0 2px 10px rgba(136, 97, 23, 0.12);
}

.checkbox-card input:checked + label::before {
    background: var(--black);
    border-color: var(--black);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='8' viewBox='0 0 10 8'%3E%3Cpath d='M1 4l3 3 5-6' stroke='white' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
}

.checkbox-card.radio-card input:checked + label::before {
    background-image: none;
    box-shadow: inset 0 0 0 3px white;
}

/* Icon cards checked */
.checkbox-card.has-icon input:checked + label .card-icon {
    color: var(--black);
}

.checkbox-card label .card-sub {
    display: block;
    font-weight: 300;
    font-size: 0.7rem;
    color: var(--gray-dk);
    margin-top: 0.15rem;
    letter-spacing: 0;
}

/* Icon cards (Leistungsbereiche) */
.checkbox-card.has-icon label {
    gap: 0.75rem;
    padding: 1rem 1.1rem;
}

.checkbox-card.has-icon label::before { display: none; }

.card-icon {
    flex-shrink: 0;
    color: var(--gray-md);
    transition: color 0.2s;
    margin-top: 1px;
}

.checkbox-card.has-icon input:checked + label .card-icon {
    color: var(--black);
}

/* ── Conditional Sections ── */

.conditional-section {
    display: none;
    background: #fafaf8;
    border: 1px solid var(--gray-lt);
    border-radius: var(--radius);
    padding: 1.25rem 1.25rem 0.75rem;
    margin-bottom: 1rem;
}

.conditional-section.visible { display: block; }

.conditional-title {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gray-md);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.conditional-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--gray-lt);
}

/* ── Design Style Cards ── */

.style-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.style-card { position: relative; }

.style-card input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.style-card label {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    border: 1.5px solid var(--gray-lt);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
    font-weight: 400;
}

.style-card label:hover {
    border-color: var(--gray-md);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    transform: translateY(-1px);
}

.style-card input:checked + label {
    border-color: var(--gold);
    box-shadow: 0 2px 12px rgba(136, 97, 23, 0.12);
    transform: translateY(-2px);
}

.style-card label .preview {
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 1.1rem;
    overflow: hidden;
}

.style-card label .preview-text {
    padding: 0.65rem 0.75rem;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--black);
    border-top: 1px solid var(--gray-lt);
}

.style-card label .preview-text .preview-sub {
    font-weight: 300;
    font-size: 0.7rem;
    color: var(--gray-dk);
    margin-top: 0.1rem;
}

/* Design style previews */
.prev-minimal { background: #fff; }
.prev-minimal::before {
    content: '';
    display: block;
    width: 60px; height: 1px;
    background: #1d1d1d;
    box-shadow: 0 8px 0 #e8e8e8, 0 16px 0 #e8e8e8, 0 -8px 0 #e8e8e8;
}
.prev-bold {
    background: #1d1d1d;
    color: #fff;
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    font-family: 'IBM Plex Sans Condensed', sans-serif;
}
.prev-klassisch {
    background: #f5f0e8;
    color: #2c2416;
    font-family: 'Playfair Display', serif;
    font-size: 1rem;
    letter-spacing: 0.04em;
}
.prev-modern {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: rgba(255,255,255,0.9);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}
.prev-verspielt {
    background: #fff9f0;
    position: relative;
}
.prev-verspielt::before {
    content: '';
    position: absolute;
    width: 50px; height: 50px;
    border-radius: 50%;
    background: #f4a261;
    opacity: 0.5;
    top: 15px; left: 20px;
}
.prev-verspielt::after {
    content: '';
    position: absolute;
    width: 35px; height: 35px;
    border-radius: 50%;
    background: #e76f51;
    opacity: 0.4;
    top: 30px; left: 50px;
}
.prev-offen {
    background: repeating-linear-gradient(
        45deg,
        #f6f6f4,
        #f6f6f4 8px,
        #e8e8e8 8px,
        #e8e8e8 9px
    );
}

/* ── Paket Cards ── */

.paket-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 0.6rem;
    margin-bottom: 0.5rem;
}

.paket-card { position: relative; }

.paket-card input[type="radio"],
.paket-card input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.paket-card label {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    padding: 0.85rem 1rem;
    background: var(--white);
    border: 1px solid var(--gray-lt);
    border-radius: var(--radius);
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s, transform 0.15s;
}

.paket-card label:hover {
    border-color: var(--gray-md);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    transform: translateY(-1px);
}

.paket-card input:checked + label {
    border-color: var(--gold);
    background: rgba(136, 97, 23, 0.05);
    box-shadow: 0 2px 12px rgba(136, 97, 23, 0.12);
    transform: translateY(-2px);
}

.paket-card input:checked + label .paket-price {
    color: var(--gold);
}

.paket-card label .paket-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--black);
}

.paket-card label .paket-price {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--black);
    margin-top: 0.2rem;
}

.paket-card label .paket-desc {
    font-size: 0.72rem;
    color: var(--gray-dk);
    margin-top: 0.1rem;
    font-weight: 400;
}

/* Popular badge */
.paket-card.popular { position: relative; }

.paket-card.popular label::after {
    content: 'Beliebt';
    position: absolute;
    top: -1px;
    right: 12px;
    font-family: var(--font-mono);
    font-size: 0.5rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--white);
    background: var(--accent);
    padding: 0.2rem 0.5rem;
    border-radius: 0 0 3px 3px;
}

.paket-card.paket-anfrage label { border-style: dashed; }
.paket-card.paket-anfrage label .paket-price { color: var(--gray-md); }

.paket-custom-text { display: none; margin-top: 0.5rem; }
.paket-custom-text.visible { display: block; }

.paket-custom-text textarea {
    width: 100%;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--black);
    border-radius: var(--radius);
    background: var(--white);
    resize: vertical;
    min-height: 60px;
}

/* ── File Upload ── */

.file-upload-area {
    border: 1.5px dashed var(--gray-lt);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    background: var(--white);
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
    position: relative;
}

.file-upload-area:hover,
.file-upload-area.dragover {
    border-color: var(--black);
    background: #fafaf8;
}

.file-upload-area input[type="file"] {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.upload-icon {
    width: 32px;
    height: 32px;
    margin: 0 auto 0.75rem;
    opacity: 0.4;
}

.file-upload-area .upload-title {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.file-upload-area .upload-hint {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.06em;
    color: var(--gray-md);
}

.file-list {
    margin-top: 0.75rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.file-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    background: var(--bg);
    border: 1px solid var(--gray-lt);
    border-radius: 2px;
    padding: 0.2rem 0.5rem;
}

.file-tag .remove {
    cursor: pointer;
    color: var(--gray-md);
    font-size: 0.8rem;
    line-height: 1;
}

.file-tag .remove:hover { color: var(--black); }

/* ── Privacy Checkbox ── */

.privacy-row {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--white);
    border: 1px solid var(--gray-lt);
    border-radius: var(--radius);
    margin-bottom: 1.25rem;
}

.privacy-row input[type="checkbox"] {
    width: 18px;
    min-width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--black);
    cursor: pointer;
}

.privacy-row label {
    font-size: 0.78rem;
    font-weight: 400;
    color: var(--gray-dk);
    cursor: pointer;
}

.privacy-row a { color: var(--black); }

/* ── Honeypot ── */

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

/* ── Step Navigation ── */

.step-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-lt);
}

/* ── Error Messages ── */

.field-error {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.04em;
    color: var(--error);
    margin-top: 0.2rem;
}

input.invalid, select.invalid, textarea.invalid {
    border-color: var(--error);
}

.step-error {
    display: none;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.04em;
    color: var(--error);
    margin-bottom: 0.75rem;
    padding: 0.6rem 0.85rem;
    background: rgba(192,57,43,0.06);
    border-radius: var(--radius);
    border-left: 2px solid var(--error);
}

.step-error.visible { display: block; }

/* ── Success / Error States ── */

#form-success,
#form-error {
    display: none;
    text-align: center;
    padding: 3rem 2rem;
}

#form-success.visible,
#form-error.visible {
    display: block;
}

.result-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 1.5rem;
    background: var(--black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.result-icon svg { stroke: white; }
.result-icon--success { background: var(--success); }
#form-error .result-icon { background: var(--error); }

/* Success timeline */
.success-timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin: 2rem auto 0;
    max-width: 280px;
    text-align: left;
}

.timeline-step {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding-bottom: 1.25rem;
    position: relative;
}

.timeline-step:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 7px;
    top: 18px;
    bottom: 0;
    width: 1px;
    background: var(--gray-lt);
}

.timeline-dot {
    width: 15px;
    height: 15px;
    min-width: 15px;
    border-radius: 50%;
    border: 2px solid var(--gray-lt);
    background: var(--white);
    margin-top: 2px;
    position: relative;
    z-index: 1;
}

.timeline-step.done .timeline-dot {
    background: var(--success);
    border-color: var(--success);
}

.timeline-content strong {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--black);
}

.timeline-content span {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    letter-spacing: 0.04em;
    color: var(--gray-md);
}

.timeline-step.done .timeline-content strong { color: var(--success); }

/* Social links */
.success-social {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.success-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gray-lt);
    color: var(--gray-dk);
    text-decoration: none;
    transition: background 0.2s, color 0.2s, transform 0.15s;
}

.success-social a:hover {
    background: var(--accent);
    color: var(--white);
    transform: translateY(-2px);
}

.result-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 400;
    margin-bottom: 0.75rem;
}

.result-sub {
    color: var(--gray-dk);
    font-size: 0.9rem;
    line-height: 1.6;
    max-width: 420px;
    margin: 0 auto;
}

/* ── Loading Spinner ── */

.spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin-right: 0.5rem;
    vertical-align: middle;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Turnstile ── */

.cf-turnstile { margin-bottom: 1.25rem; }

/* ── Responsive ── */

/* ── Mobile Sticky CTA ── */

@media (max-width: 768px) {
    .step-nav {
        position: sticky;
        bottom: 0;
        background: var(--bg);
        margin: 0 -1.5rem;
        padding: 1rem 1.5rem;
        border-top: 1px solid var(--gray-lt);
        box-shadow: 0 -2px 12px rgba(0,0,0,0.06);
        z-index: 10;
    }
}

@media (max-width: 580px) {
    .checkbox-group { grid-template-columns: 1fr; }
    .style-grid { grid-template-columns: repeat(2, 1fr); }
    .intro h1 { font-size: 1.35rem; }
}