/* ============================================
   KONTAKT.HTML — Multi-step Form + Alt-Kontakt-Cards
   ============================================ */

/* ========== PROGRESS INDICATOR (num + label) ========== */
.kontakt-form-progress {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 0.75rem;
    max-width: 720px;
    margin: 0 auto 2.5rem;
}

.kontakt-step-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    cursor: default;
    transition: opacity 0.4s var(--ease);
    opacity: 0.5;
    flex-shrink: 0;
}

.kontakt-step-indicator.active,
.kontakt-step-indicator.completed {
    opacity: 1;
}

.kontakt-step-indicator.completed {
    cursor: pointer;
}

.kontakt-step-num {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--border);
    border-radius: 50%;
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    background: var(--bg-surface);
    transition: background 0.4s var(--ease),
                border-color 0.4s var(--ease),
                color 0.4s var(--ease);
}

.kontakt-step-indicator.active .kontakt-step-num {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    box-shadow: 0 0 20px var(--accent-40);
}

.kontakt-step-indicator.completed .kontakt-step-num {
    background: var(--bg-surface);
    border-color: var(--accent-60);
    color: var(--accent-light);
}

.kontakt-step-label {
    font-family: var(--font-sans);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
    transition: color 0.4s var(--ease);
}

.kontakt-step-indicator.active .kontakt-step-label {
    color: var(--text);
}

.kontakt-step-line {
    flex: 1;
    height: 1px;
    background: var(--border);
    margin-top: 20px;   /* vertikal auf Höhe des num-Kreises zentriert */
    position: relative;
    overflow: hidden;
}

.kontakt-step-line::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 0.5s var(--ease);
}

.kontakt-step-line.active::after {
    transform: scaleX(1);
}

/* ========== FORM WRAPPER (centered card) ========== */
.kontakt-form-wrapper {
    max-width: 720px;
    margin: 0 auto;
    padding: clamp(2rem, 4vw, 3.5rem);
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--depth-rest);
    overflow: hidden;
    position: relative;
    transition: height 0.8s var(--ease);
}

/* ========== STEP ========== */
.kontakt-step { display: none; }
.kontakt-step.active { display: block; }

.kontakt-step-title {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 2.8vw, 2.2rem);
    font-weight: 300;
    line-height: 1.15;
    text-align: center;
    color: var(--text);
    margin-bottom: 0.75rem;
}

.kontakt-step-subtitle {
    font-size: 13.5px;
    color: var(--text-body);
    text-align: center;
    max-width: 440px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

/* ========== TYPE-BUTTONS (Step 0 + 1) ========== */
.kontakt-type-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

@media (min-width: 640px) {
    .kontakt-type-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .kontakt-type-grid-2 {
        grid-template-columns: repeat(2, 1fr);
        max-width: 560px;
        margin-inline: auto;
    }
}

.kontakt-type-btn {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.45rem;
    padding: 1.5rem 1.25rem;
    background: linear-gradient(to bottom,
                    rgba(240, 232, 217, 0.03),
                    rgba(240, 232, 217, 0.01));
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    text-align: left;
    cursor: pointer;
    transition: background 0.4s var(--ease),
                border-color 0.4s var(--ease),
                transform 0.4s var(--ease);
}

.kontakt-type-btn:hover {
    background: linear-gradient(to bottom,
                    rgba(240, 232, 217, 0.06),
                    rgba(240, 232, 217, 0.02));
    border-color: var(--accent-40);
    transform: translateY(-1px);
}

.kontakt-type-btn.selected {
    background: linear-gradient(to bottom, var(--accent-25), var(--accent-12));
    border-color: var(--accent-60);
    box-shadow: 0 8px 24px var(--accent-18),
                inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.kontakt-type-title {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--text);
    line-height: 1.2;
}

.kontakt-type-desc {
    font-size: 12px;
    color: var(--text-body);
    line-height: 1.5;
}

/* ========== CHIPS (Step 2) ========== */
.kontakt-chip-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
    min-height: 100px;
    justify-content: center;
}

/* Kritisch: [hidden] muss display:none erzwingen (sonst überschreibt display:flex) */
.kontakt-chip-grid[hidden] { display: none !important; }

.kontakt-chip {
    display: inline-flex;
    align-items: center;
    padding: 0.7rem 1.25rem;
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-body);
    background: linear-gradient(to bottom,
                    rgba(240, 232, 217, 0.04),
                    rgba(240, 232, 217, 0.01));
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: inset 0 1px 0 rgba(240, 232, 217, 0.04),
                0 2px 6px var(--shadow-sm);
    cursor: pointer;
    transition: background 0.4s var(--ease),
                border-color 0.4s var(--ease),
                color 0.4s var(--ease),
                transform 0.4s var(--ease);
}

.kontakt-chip:hover {
    border-color: var(--accent-40);
    color: var(--text);
    transform: translateY(-1px);
}

.kontakt-chip.selected {
    background: linear-gradient(to bottom, var(--accent-25), var(--accent-12));
    border-color: var(--accent-60);
    color: var(--text);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1),
                0 3px 10px var(--accent-18);
}

/* ========== FIELDS (Step 3) ========== */
.kontakt-field-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
    .kontakt-field-grid { grid-template-columns: 1fr 1fr; }
}

.kontakt-field {
    margin-bottom: 1.5rem;
}

.kontakt-field label {
    display: block;
    font-family: var(--font-sans);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.kontakt-field-optional {
    font-size: 9px;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    opacity: 0.6;
}

.kontakt-field input,
.kontakt-field textarea {
    width: 100%;
    padding: 0.75rem 0;
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 300;
    color: var(--text);
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border);
    outline: none;
    transition: border-color 0.3s var(--ease);
}

.kontakt-field textarea {
    resize: vertical;
    min-height: 80px;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    line-height: 1.6;
}

.kontakt-field input::placeholder,
.kontakt-field textarea::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

.kontakt-field input:focus,
.kontakt-field textarea:focus {
    border-color: var(--accent);
}

.kontakt-field input:user-invalid,
.kontakt-field textarea:user-invalid {
    border-color: #c0392b;
}

/* Autofill-Override (siehe CLAUDE.md Form-Standards) */
.kontakt-field input:-webkit-autofill,
.kontakt-field input:-webkit-autofill:hover,
.kontakt-field input:-webkit-autofill:focus,
.kontakt-field input:-webkit-autofill:active,
.kontakt-field textarea:-webkit-autofill,
.kontakt-field textarea:-webkit-autofill:hover,
.kontakt-field textarea:-webkit-autofill:focus,
.kontakt-field textarea:-webkit-autofill:active {
    -webkit-box-shadow: 0 0 0 1000px var(--bg-surface) inset !important;
    -webkit-text-fill-color: var(--text) !important;
    caret-color: var(--text);
    transition: background-color 5000s ease-in-out 0s;
}

/* ========== SUMMARY (Step 3) ========== */
.kontakt-summary {
    margin-top: 1.5rem;
    padding: 1rem 1.25rem;
    background: linear-gradient(to bottom, var(--accent-12), var(--accent-05));
    border: 1px solid var(--accent-40);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.kontakt-summary-label {
    font-family: var(--font-sans);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
}

.kontakt-summary-text {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 15px;
    color: var(--text);
}

/* ========== NAV (Weiter/Zurück) ========== */
.kontakt-nav-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    gap: 1rem;
}

.kontakt-back {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-body);
    padding: 0.5rem 0;
    cursor: pointer;
    background: none;
    border: none;
    transition: color 0.3s var(--ease);
}

.kontakt-back:hover {
    color: var(--accent-light);
}

/* Disable Weiter wenn keine Auswahl (via :has) */
.kontakt-step[data-step="0"]:not(:has(.kontakt-type-btn.selected)) [data-next],
.kontakt-step[data-step="1"]:not(:has(.kontakt-type-btn.selected)) [data-next] {
    opacity: 0.35;
    pointer-events: none;
}

.kontakt-step[data-step="2"]:not(:has(.kontakt-chip.selected)) [data-next] {
    opacity: 0.35;
    pointer-events: none;
}

/* ========== LEGAL ========== */
.kontakt-legal {
    margin-top: 1.5rem;
    font-size: 11px;
    color: var(--text-muted);
    line-height: 1.6;
    text-align: center;
}

.kontakt-legal a {
    color: var(--accent-light);
    border-bottom: 1px solid var(--accent-25);
    transition: color 0.3s var(--ease),
                border-color 0.3s var(--ease);
}

.kontakt-legal a:hover {
    color: var(--text);
    border-color: var(--accent);
}

/* ========== SHAKE (Validation-Fail) ========== */
@keyframes kontakt-shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-6px); }
    40% { transform: translateX(6px); }
    60% { transform: translateX(-4px); }
    80% { transform: translateX(4px); }
}

.kontakt-shake { animation: kontakt-shake 0.4s ease; }

/* ========== SUCCESS STATE ========== */
.kontakt-success {
    display: none;
    text-align: center;
    padding: 2rem 0;
}

.kontakt-success.active {
    display: block;
}

.kontakt-success-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: #fff;
    box-shadow: 0 12px 40px var(--accent-40);
}

.kontakt-success-icon svg {
    width: 36px;
    height: 36px;
}

.kontakt-success h3 {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 400;
    color: var(--text);
    margin-bottom: 1rem;
}

.kontakt-success p {
    max-width: 480px;
    margin: 0 auto 0.75rem;
    color: var(--text-body);
    line-height: 1.7;
}

.kontakt-success-sub a {
    color: var(--accent-light);
    font-weight: 500;
}

/* ========== KONTAKT-ALT-SECTION (3-Card-Grid unten) ========== */
.kontakt-alt-section {
    position: relative;
}

.kontakt-alt-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

@media (min-width: 720px) {
    .kontakt-alt-grid { grid-template-columns: repeat(3, 1fr); }
}

.kontakt-alt-card {
    padding: clamp(1.75rem, 3vw, 2.5rem);
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--depth-rest);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: transform 0.5s var(--ease),
                border-color 0.5s var(--ease),
                box-shadow 0.5s var(--ease);
}

@media (hover: hover) and (min-width: 1025px) {
    .kontakt-alt-card:hover {
        transform: translateY(-3px);
        border-color: var(--accent-25);
        box-shadow: var(--depth-hover), var(--depth-glow);
    }
}

.kontakt-alt-card .label {
    margin-bottom: 0.25rem;
}

.kontakt-alt-card h3 {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 400;
    color: var(--text);
    letter-spacing: -0.01em;
}

.kontakt-alt-tel {
    font-family: var(--font-serif);
    font-size: clamp(1.4rem, 2vw, 1.8rem);
    font-weight: 400;
    color: var(--accent-light);
    margin: 0.25rem 0;
    word-break: break-word;
    transition: color 0.3s var(--ease);
}

a.kontakt-alt-tel:hover {
    color: var(--accent);
}

.kontakt-alt-address {
    font-size: 1.25rem;
    line-height: 1.4;
    font-style: normal;
}

.kontakt-alt-card p {
    font-size: 14px;
    color: var(--text-body);
    line-height: 1.65;
}