/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
    --color-bg:           #F4F4F0;
    --color-surface:      #FFFFFF;
    --color-border:       #E2E2DC;
    --color-text:         #0F0F1A;
    --color-text-muted:   #6B7280;
    --color-accent:       #1E3A5F;
    --color-accent-light: #2D5188;
    --color-success:      #166534;
    --color-success-bg:   #DCFCE7;
    --color-error:        #991B1B;
    --color-error-bg:     #FEE2E2;

    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

    --weight-light:  300;
    --weight-normal: 400;
    --weight-medium: 500;
    --weight-semi:   600;

    --radius-sm:  4px;
    --radius-md:  8px;
    --radius-lg:  16px;
    --radius-tab: 7px;

    --shadow-card: 0 4px 6px -1px rgb(0 0 0 / 0.05), 0 20px 60px -10px rgb(0 0 0 / 0.12);
    --shadow-sm:   0 1px 3px 0 rgb(0 0 0 / 0.1);
    --tab-h:       36px;

    --transition: 150ms ease;
    --card-ease:  cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-weight: var(--weight-normal);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--color-accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--color-accent-light); }
address { font-style: normal; }

.sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border-width: 0;
}

/* ============================================================
   ACCESSIBILITY
   ============================================================ */
.skip-link {
    position: absolute;
    top: -100%; left: 1rem;
    padding: 0.5rem 1rem;
    background: var(--color-accent); color: #fff;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    font-size: 0.875rem; font-weight: var(--weight-medium);
    z-index: 9999; text-decoration: none;
    transition: top var(--transition);
}
.skip-link:focus { top: 0; }

:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

/* ============================================================
   CARD STAGE
   ============================================================ */
.card-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 4rem 1.5rem 4rem;
    gap: 1rem;
}

/* ============================================================
   CARD FRAME – max-width wrapper
   ============================================================ */
.card-frame {
    position: relative;
    width: 100%;
    max-width: 760px;
}

/* ============================================================
   TAB – hangs downward from the blue stripe, accent-filled
   ============================================================ */
.card-tab {
    position: absolute;
    top: 3px; /* directly below the 3px blue stripe */
    right: 1.25rem;
    z-index: 10;
    height: 28px;
    min-width: 34px;
    padding: 0 0.5625rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-light);
    color: #fff;
    border: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md); /* flat top, rounded bottom */
    cursor: pointer;
    transition: background var(--transition);
}

.card-tab:hover { background: var(--color-accent); }

.card-tab__icon { display: flex; width: 14px; height: 14px; }
.card-tab__icon svg { width: 14px; height: 14px; }
.card-tab__label { display: none; }

.card-tab__icon--close { display: none; }
.business-card--contact-open .card-tab__icon--mail { display: none; }
.business-card--contact-open .card-tab__icon--close { display: flex; }

/* ============================================================
   BUSINESS CARD
   ============================================================ */
.business-card {
    width: 100%;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-top: none; /* ::before pseudo-element is the visual top border */
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    position: relative;
    transition: height 400ms var(--card-ease);
}

/* Blue accent stripe at the top */
.business-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
    z-index: 1;
    pointer-events: none;
}

/* ============================================================
   CARD MAIN (two-column flex layout)
   ============================================================ */
.card-main {
    display: flex;
    align-items: stretch;
    min-height: 360px;
}

.business-card__left {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2.5rem 2rem;
    flex: 0 0 auto;
    min-width: 210px;
}

.business-card__monogram {
    width: 150px; height: 150px;
    display: flex; align-items: center; justify-content: center;
    background: var(--color-accent);
    color: #fff;
    font-size: 2rem;
    font-weight: var(--weight-light);
    letter-spacing: 0.1em;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    flex-shrink: 0;
    overflow: hidden;
}

.business-card__photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
    display: block;
}

.business-card__name {
    font-size: 1.75rem;
    font-weight: var(--weight-light);
    letter-spacing: -0.02em;
    line-height: 1.2;
    color: var(--color-text);
    margin-bottom: 0.375rem;
}

.business-card__location {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: var(--weight-medium);
}

.business-card__divider {
    width: 1px;
    background: var(--color-border);
    align-self: stretch;
    margin: 2.5rem 0;
    flex-shrink: 0;
}

.business-card__right {
    flex: 1;
    position: relative;
    min-width: 0;
}

/* ============================================================
   RIGHT PANELS (info + contact)
   ============================================================ */
.card-panel {
    padding: 3rem 3.5rem 3rem 3rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    height: 100%;
}

/* hidden panels collapse visually but still render for height measurement */
.card-panel[hidden] {
    display: none;
}

/* CONTACT INFO */
.business-card__contact {
    display: flex; flex-direction: column; gap: 0.875rem;
}

.business-card__contact-item {
    display: flex; align-items: flex-start; gap: 0.75rem;
    font-size: 0.9rem; color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition);
    line-height: 1.5;
}

a.business-card__contact-item:hover { color: var(--color-accent); }

.business-card__icon {
    width: 18px; height: 18px;
    flex-shrink: 0; color: var(--color-text-muted); margin-top: 2px;
}

a.business-card__contact-item:hover .business-card__icon { color: var(--color-accent); }
.business-card__icon svg { width: 18px; height: 18px; }
.business-card__contact-item--address { cursor: default; }

/* SECTION LABEL (used for "Kontaktinformationen" and "Soziale Netzwerke") */
.business-card__section-label {
    font-size: 0.8125rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    font-weight: var(--weight-medium);
}

.business-card__info-section {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* SOCIAL */
.business-card__social-section {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
    border-top: 1px solid var(--color-border);
    padding-top: 0.625rem;
}

.business-card__social {
    display: flex; gap: 1rem; align-items: center;
}

.business-card__social-link {
    display: flex; align-items: center; justify-content: center;
    width: 32px; height: 32px;
    color: var(--color-text-muted);
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
    text-decoration: none;
}

.business-card__social-link:hover { color: var(--color-accent); background: var(--color-bg); }
.business-card__social-link svg { width: 17px; height: 17px; }

/* ============================================================
   INLINE CONTACT FORM
   ============================================================ */
.card-form__intro {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.65;
}

.card-form__heading {
    font-size: 0.8125rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    font-weight: var(--weight-medium);
    margin-bottom: -0.5rem;
}

.card-form { display: flex; flex-direction: column; gap: 0.625rem; }

.card-form__field { display: flex; flex-direction: column; gap: 0.25rem; }

.card-form__input {
    width: 100%;
    padding: 0.5625rem 0.75rem;
    font-size: 0.875rem; font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition), box-shadow var(--transition);
    appearance: none;
}

.card-form__input::placeholder { color: var(--color-text-muted); opacity: 1; }

.card-form__input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgb(30 58 95 / 0.1);
    background: var(--color-surface);
}

.card-form__textarea { resize: none; line-height: 1.55; }

.card-form__error { font-size: 0.75rem; color: var(--color-error); }
.card-form__error--global { margin-top: 0.125rem; }

.card-form__submit {
    display: inline-flex; align-items: center; gap: 0.4375rem;
    padding: 0.5625rem 1.125rem;
    font-size: 0.875rem; font-family: var(--font-sans);
    font-weight: var(--weight-medium);
    color: #fff; background: var(--color-accent);
    border: none; border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition), transform var(--transition);
    align-self: flex-start; letter-spacing: 0.01em;
}

.card-form__submit svg { width: 15px; height: 15px; }
.card-form__submit:hover { background: var(--color-accent-light); }
.card-form__submit:active { transform: translateY(1px); }
.card-form__submit:disabled { opacity: 0.65; cursor: not-allowed; transform: none; }

.card-form-success {
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 0.75rem; text-align: center; padding: 1.5rem 0;
    color: var(--color-success);
}

.card-form-success[hidden] { display: none; }

.card-form-success svg { width: 36px; height: 36px; }
.card-form-success p { font-size: 0.9375rem; line-height: 1.6; color: var(--color-text-muted); }

/* ============================================================
   LEGAL PANELS (full-width, inside the card)
   ============================================================ */
.card-legal {
    padding: 3px 0 0; /* clear the 3px blue stripe */
}

.card-legal[hidden] { display: none; }

.card-legal__header {
    display: flex;
    align-items: center;
    padding: 1.375rem 2.5rem;
    border-bottom: 1px solid var(--color-border);
}

.card-legal__back {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.3125rem 0.625rem;
    font-size: 0.8125rem;
    font-weight: var(--weight-medium);
    color: var(--color-accent);
    background: none;
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: color var(--transition), border-color var(--transition), background var(--transition);
    white-space: nowrap;
    flex-shrink: 0;
}

.card-legal__back svg { width: 14px; height: 14px; }
.card-legal__back:hover { color: #fff; border-color: var(--color-accent); background: var(--color-accent); }

.card-legal__page-title {
    font-size: 1.1875rem;
    font-weight: var(--weight-light);
    letter-spacing: -0.02em;
    color: var(--color-text);
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 0.25rem;
}

.card-legal__body {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 2rem 2.5rem;
}

.card-legal__group { display: flex; flex-direction: column; gap: 0.4375rem; }

/* Styles for WYSIWYG-generated content inside legal panels */
.card-legal__body h2 { font-size: 1rem; font-weight: var(--weight-semi); color: var(--color-text); }
.card-legal__body h3 { font-size: 0.875rem; font-weight: var(--weight-semi); color: var(--color-text); }
.card-legal__body ul, .card-legal__body ol { padding-left: 1.25rem; font-size: 0.875rem; color: var(--color-text-muted); line-height: 1.7; }
.card-legal__body li + li { margin-top: 0.25rem; }
.card-legal__body strong { font-weight: var(--weight-semi); }

.card-legal__sub {
    font-size: 0.8125rem;
    font-weight: var(--weight-semi);
    color: var(--color-text);
    letter-spacing: 0.01em;
}

.card-legal__body p,
.card-legal__body address {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.card-legal__body p + p { margin-top: 0.375rem; }
.card-legal__body a { color: var(--color-accent); }

.card-legal__copy {
    padding: 1.25rem 2.5rem;
    border-top: 1px solid var(--color-border);
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    text-align: right;
}

/* ============================================================
   LINKS BELOW CARD
   ============================================================ */
.card-links {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-link-btn {
    background: none;
    border: none;
    padding: 0.25rem 0;
    font-size: 0.8125rem;
    font-family: var(--font-sans);
    color: var(--color-text-muted);
    cursor: pointer;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    transition: color var(--transition);
}

.card-link-btn:hover { color: var(--color-text); }

.card-links__dot {
    color: var(--color-border);
    font-size: 1rem;
    line-height: 1;
}

/* ============================================================
   CONTACT PAGE (contact.php – standalone)
   ============================================================ */
.page-wrapper { max-width: 720px; margin: 0 auto; padding: 3.5rem 1.5rem 5rem; }
.page-header { margin-bottom: 3rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--color-border); }
.page-title { font-size: 2rem; font-weight: var(--weight-light); letter-spacing: -0.03em; color: var(--color-text); margin-bottom: 0.5rem; }
.page-subtitle { font-size: 0.9375rem; color: var(--color-text-muted); line-height: 1.6; }

.alert { display: flex; align-items: flex-start; gap: 0.75rem; padding: 0.875rem 1.125rem; border-radius: var(--radius-md); font-size: 0.9rem; margin-bottom: 1.5rem; line-height: 1.5; }
.alert svg { width: 20px; height: 20px; flex-shrink: 0; margin-top: 1px; }
.alert--success { background: var(--color-success-bg); color: var(--color-success); border: 1px solid #BBF7D0; }
.alert--error { background: var(--color-error-bg); color: var(--color-error); border: 1px solid #FECACA; }

.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-row { display: grid; gap: 1.25rem; }
.form-row--two { grid-template-columns: repeat(2, 1fr); }
.form-group { display: flex; flex-direction: column; gap: 0.375rem; }
.form-label { font-size: 0.875rem; font-weight: var(--weight-medium); color: var(--color-text); letter-spacing: 0.01em; }
.form-required { color: var(--color-error); margin-left: 2px; }
.form-input { width: 100%; padding: 0.6875rem 0.9375rem; font-size: 0.9375rem; font-family: var(--font-sans); color: var(--color-text); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); transition: border-color var(--transition), box-shadow var(--transition); appearance: none; }
.form-input:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px rgb(30 58 95 / 0.12); }
.form-input--error { border-color: var(--color-error); }
.form-input--error:focus { box-shadow: 0 0 0 3px rgb(153 27 27 / 0.12); }
.form-textarea { resize: vertical; min-height: 140px; line-height: 1.6; }
.form-error { font-size: 0.8125rem; color: var(--color-error); margin-top: 0.125rem; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 0.75rem 1.75rem; font-size: 0.9375rem; font-family: var(--font-sans); font-weight: var(--weight-medium); border: none; border-radius: var(--radius-md); cursor: pointer; text-decoration: none; transition: background var(--transition), box-shadow var(--transition), transform var(--transition); letter-spacing: 0.01em; align-self: flex-start; }
.btn svg { width: 18px; height: 18px; }
.btn--primary { background: var(--color-accent); color: #fff; }
.btn--primary:hover { background: var(--color-accent-light); box-shadow: var(--shadow-sm); }
.btn--primary:active { transform: translateY(1px); }

/* ============================================================
   RESPONSIVE – TABLET (≤ 700 px)
   ============================================================ */
@media (max-width: 700px) {
    .card-stage { padding: 3rem 1.25rem 3rem; }

    /* Card stacks vertically */
    .business-card { border-radius: var(--radius-lg); }

    .card-main { flex-direction: column; min-height: unset; }

    .business-card__left { padding: 2.5rem 2rem 1.5rem; min-width: unset; }
    .business-card__monogram { margin-bottom: 1.25rem; }

    .business-card__divider { width: auto; height: 1px; margin: 0 2rem; }

    .business-card__right { min-height: 280px; }

    .card-panel { padding: 1.5rem 2rem 2rem; height: auto; }

    .card-legal__body { grid-template-columns: 1fr; gap: 1.25rem; }

    .form-row--two { grid-template-columns: 1fr; }
}

/* ============================================================
   RESPONSIVE – MOBILE (≤ 480 px)
   ============================================================ */
@media (max-width: 480px) {
    .business-card__left { padding: 2rem 1.5rem 1.25rem; }
    .business-card__name { font-size: 1.5rem; }
    .business-card__divider { margin: 0 1.5rem; }
    .card-panel { padding: 1.25rem 1.5rem 1.75rem; }
    .card-legal__header { padding: 1.25rem 1.5rem; }
    .card-legal__body { padding: 1.5rem 1.5rem; }
    .card-legal__copy { padding: 1rem 1.5rem; text-align: center; }
    .page-wrapper { padding: 2rem 1.25rem 3.5rem; }
    .page-title { font-size: 1.625rem; }
    .btn { width: 100%; }
    .card-form__submit { width: 100%; justify-content: center; }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}