/* ============================================================
   Exposé-Tool – Public-Frontend
   Brand: #111111 (schwarz), #acabab (grau), #79211c (rot)
   ============================================================ */

:root {
    --color-primary:        #79211c;
    --color-primary-hover:  #5e1a16;
    --color-primary-active: #491411;
    --color-primary-soft:   rgba(121, 33, 28, 0.08);
    --color-primary-ring:   rgba(121, 33, 28, 0.25);

    --color-black:          #111111;
    --color-ink:            #1a1a1a;
    --color-ink-muted:      #4a4a4a;
    --color-text-muted:     #6f6e6e;

    --color-gray:           #acabab;
    --color-gray-line:      #e2e1e1;
    --color-gray-soft:      #f4f3f3;
    --color-gray-softer:    #fafaf9;
    --color-white:          #ffffff;

    --color-success-bg:     #ecf6ee;
    --color-success-text:   #1f5a2c;
    --color-success-border: #2d7a3e;
    --color-danger-bg:      #fcecec;
    --color-danger-text:    #8a1c1c;
    --color-danger-border:  #b91c1c;
    --color-info-bg:        #eef1f5;
    --color-info-text:      #2c3a52;
    --color-info-border:    #4a5a78;

    --radius-sm:  6px;
    --radius-md:  10px;
    --radius-lg:  14px;
    --radius-xl:  20px;

    --shadow-sm: 0 1px 2px rgba(17, 17, 17, 0.04), 0 1px 1px rgba(17, 17, 17, 0.03);
    --shadow-md: 0 4px 12px -2px rgba(17, 17, 17, 0.06), 0 2px 4px -2px rgba(17, 17, 17, 0.04);
    --shadow-lg: 0 18px 35px -8px rgba(17, 17, 17, 0.12), 0 6px 12px -4px rgba(17, 17, 17, 0.06);
    --shadow-focus: 0 0 0 4px var(--color-primary-ring);

    --transition: 160ms ease;
    --transition-slow: 240ms cubic-bezier(0.22, 1, 0.36, 1);

    --font-sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto,
                 "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.55;
    color: var(--color-ink);
    background: var(--color-gray-softer);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
main.container { flex: 1; }

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-hover); text-decoration: underline; }

h1, h2, h3 { color: var(--color-black); font-weight: 700; letter-spacing: -0.01em; }
h1 { font-size: 28px; line-height: 1.2; margin: 0 0 12px; }
h2 { font-size: 20px; line-height: 1.3; margin: 0 0 10px; }
h3 { font-size: 17px; margin: 0 0 8px; }
p  { margin: 0 0 12px; }

.muted { color: var(--color-text-muted); }
.hint  { color: var(--color-text-muted); font-size: 14px; }

/* ---------- Layout ---------- */
.container {
    max-width: 760px;
    margin: 0 auto;
    padding: 32px 24px;
}

/* ---------- Header ---------- */
.site-header {
    background: var(--color-black);
    color: var(--color-white);
    border-bottom: 3px solid var(--color-primary);
    position: sticky;
    top: 0;
    z-index: 10;
}
.site-header .container {
    padding: 18px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 17px;
    letter-spacing: -0.01em;
    color: var(--color-white);
    text-decoration: none;
}
.brand:hover { color: var(--color-white); text-decoration: none; }
.brand-mark {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--color-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0;
}
.site-header .meta {
    color: var(--color-gray);
    font-size: 13px;
}

/* ---------- Hero ---------- */
.hero {
    padding: 8px 0 8px;
    margin-bottom: 24px;
}
.hero .eyebrow {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-primary);
    background: var(--color-primary-soft);
    padding: 4px 10px;
    border-radius: 999px;
    margin-bottom: 12px;
}
.hero h1 { font-size: 32px; }
.hero .lead {
    font-size: 17px;
    color: var(--color-ink-muted);
    margin-top: 4px;
}

/* ---------- Card ---------- */
.card {
    background: var(--color-white);
    border: 1px solid var(--color-gray-line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 28px;
    margin-bottom: 20px;
}
.card + .card { margin-top: 0; }
.card h2 { font-size: 18px; margin-bottom: 16px; }

/* ---------- Form ---------- */
form .field { margin-bottom: 18px; }
form .field:last-of-type { margin-bottom: 0; }

label { display: block; font-weight: 600; color: var(--color-ink); margin-bottom: 6px; font-size: 14px; }
.req { color: var(--color-primary); margin-left: 2px; }

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="password"],
input[type="date"],
input[type="number"],
textarea,
select {
    width: 100%;
    padding: 11px 14px;
    background: var(--color-white);
    border: 1.5px solid var(--color-gray-line);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 15px;
    color: var(--color-ink);
    transition: border-color var(--transition), box-shadow var(--transition);
    -webkit-appearance: none;
    appearance: none;
}
input:hover, textarea:hover, select:hover { border-color: var(--color-gray); }
input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-focus);
}
input::placeholder { color: var(--color-text-muted); }

/* ---------- Consents (Checkboxes) ---------- */
fieldset.consents {
    border: 1px solid var(--color-gray-line);
    border-radius: var(--radius-lg);
    padding: 18px 22px;
    margin: 0;
    background: var(--color-gray-softer);
}
fieldset.consents legend {
    padding: 0 8px;
    font-weight: 700;
    font-size: 14px;
    color: var(--color-black);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
fieldset.consents.optional {
    background: var(--color-white);
    border-style: dashed;
    border-color: var(--color-gray);
    margin-top: 14px;
}
fieldset.consents.optional legend {
    color: var(--color-text-muted);
    font-weight: 600;
}
label.check {
    display: grid;
    grid-template-columns: 22px 1fr;
    gap: 10px;
    align-items: start;
    padding: 10px 0;
    cursor: pointer;
    font-weight: 400;
    color: var(--color-ink);
    font-size: 15px;
    line-height: 1.5;
    border-bottom: 1px solid var(--color-gray-line);
}
label.check:last-child { border-bottom: none; }
label.check input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    margin: 1px 0 0;
    border: 1.5px solid var(--color-gray);
    border-radius: 5px;
    background: var(--color-white);
    cursor: pointer;
    position: relative;
    transition: all var(--transition);
    flex-shrink: 0;
}
label.check input[type="checkbox"]:hover { border-color: var(--color-primary); }
label.check input[type="checkbox"]:focus-visible {
    outline: none;
    box-shadow: var(--shadow-focus);
}
label.check input[type="checkbox"]:checked {
    background: var(--color-primary);
    border-color: var(--color-primary);
}
label.check input[type="checkbox"]:checked::after {
    content: "";
    position: absolute;
    left: 6px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid var(--color-white);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* ---------- Provisionspanel (freundliches Grün, Erfolgshonorar) ---------- */
.provision-panel {
    background: #ecf6ee;
    color: #1f3a26;
    border: 1px solid #c5e2cf;
    border-radius: var(--radius-lg);
    padding: 22px 24px 20px;
    margin: 24px 0 18px;
    position: relative;
    overflow: hidden;
}
.provision-panel::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: #2d7a3e;
}
.provision-panel p { margin: 6px 0; }
.provision-panel .intro {
    font-size: 12px;
    color: #2d7a3e;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
    margin-bottom: 10px;
}
.provision-panel .provision {
    font-size: 16px;
    font-weight: 500;
    line-height: 1.55;
    color: #1f3a26;
}
.provision-panel .provision strong { color: #14532d; font-weight: 700; }
.provision-panel .hint-row {
    color: #4a614f;
    font-size: 13px;
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid #c5e2cf;
}

/* ---------- Widerruf-Bestätigung (erneute Namenseingabe) ---------- */
.widerruf-confirm {
    margin-top: 18px;
    padding: 18px 20px;
    background: var(--color-gray-softer);
    border: 1.5px solid var(--color-gray-line);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius-md);
}
.widerruf-confirm-text {
    margin: 0 0 14px;
    font-size: 14px;
    color: var(--color-ink);
    line-height: 1.55;
}
.widerruf-confirm .field { margin: 0; }
.widerruf-confirm .match-feedback {
    display: block;
    margin-top: 6px;
    font-size: 13px;
    font-weight: 600;
}
.widerruf-confirm .match-feedback.match-ok    { color: #2d7a3e; }
.widerruf-confirm .match-feedback.match-fail  { color: var(--color-primary); }
.widerruf-confirm input.match-ok    { border-color: #2d7a3e; }
.widerruf-confirm input.match-fail  { border-color: var(--color-primary); }

/* ---------- Submit Button (CTA) ---------- */
button[type="submit"],
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 24px;
    background: var(--color-primary);
    color: var(--color-white);
    border: 0;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
    box-shadow: var(--shadow-sm);
    line-height: 1.2;
}
button[type="submit"] { width: 100%; padding: 16px 24px; font-size: 17px; }
button[type="submit"]:hover:not(:disabled),
.btn:hover { background: var(--color-primary-hover); color: var(--color-white); text-decoration: none; transform: translateY(-1px); box-shadow: var(--shadow-md); }
button[type="submit"]:active:not(:disabled),
.btn:active  { background: var(--color-primary-active); transform: translateY(0); }
button[type="submit"]:focus-visible,
.btn:focus-visible { outline: none; box-shadow: var(--shadow-focus); }
button[type="submit"]:disabled {
    background: var(--color-gray);
    cursor: not-allowed;
    opacity: 0.7;
    transform: none;
    box-shadow: none;
}
.btn-secondary {
    background: var(--color-white);
    color: var(--color-black);
    border: 1.5px solid var(--color-gray-line);
}
.btn-secondary:hover { background: var(--color-gray-soft); color: var(--color-black); border-color: var(--color-gray); }

/* ---------- Flash messages ---------- */
.flash {
    padding: 12px 16px;
    border-radius: var(--radius-md);
    margin: 0 0 18px;
    font-size: 14px;
    border-left: 4px solid;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}
.flash-success { background: var(--color-success-bg); color: var(--color-success-text); border-color: var(--color-success-border); }
.flash-error   { background: var(--color-danger-bg);  color: var(--color-danger-text);  border-color: var(--color-danger-border); }
.flash-info    { background: var(--color-info-bg);    color: var(--color-info-text);    border-color: var(--color-info-border); }

.error {
    color: var(--color-danger-text);
    font-size: 13px;
    margin-top: 6px;
    display: block;
}

/* ---------- Confirmation / Pending Pages ---------- */
.center-card {
    text-align: center;
    padding: 40px 32px;
}
.center-card .icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    background: var(--color-primary-soft);
    color: var(--color-primary);
}
.center-card h1 { font-size: 26px; }
.center-card p { color: var(--color-ink-muted); max-width: 520px; margin-left: auto; margin-right: auto; }
.center-card .btn { margin-top: 12px; }

/* ---------- Modal ---------- */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(17, 17, 17, 0.55);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    z-index: 1000;
    animation: fadeIn var(--transition);
}
.modal[hidden] { display: none; }
.modal-inner {
    background: var(--color-white);
    max-width: 720px;
    width: 100%;
    max-height: 82vh;
    overflow-y: auto;
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    position: relative;
    box-shadow: var(--shadow-lg);
    animation: slideUp var(--transition-slow);
}
.modal-close {
    position: absolute;
    top: 12px;
    right: 14px;
    width: 36px;
    height: 36px;
    font-size: 22px;
    line-height: 1;
    background: var(--color-gray-soft);
    border: 0;
    border-radius: 50%;
    cursor: pointer;
    color: var(--color-ink);
    transition: background var(--transition), color var(--transition);
}
.modal-close:hover { background: var(--color-primary); color: var(--color-white); }
.modal-body h2 { font-size: 20px; margin-bottom: 14px; padding-right: 40px; }
.modal-body { font-size: 15px; color: var(--color-ink-muted); }
.modal-body p { margin-bottom: 12px; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- Footer ---------- */
.site-footer {
    border-top: 1px solid var(--color-gray-line);
    background: var(--color-white);
    margin-top: 48px;
    padding: 24px 0;
    color: var(--color-text-muted);
    font-size: 13px;
}
.site-footer .container {
    padding: 0 24px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.site-footer a { color: var(--color-text-muted); }
.site-footer a:hover { color: var(--color-primary); }
.site-footer .links { display: flex; gap: 18px; }

/* ---------- Responsive ---------- */
@media (max-width: 600px) {
    .container { padding: 24px 16px; }
    .card { padding: 22px 18px; }
    .hero h1 { font-size: 26px; }
    h1 { font-size: 24px; }
    .provision-panel { padding: 18px 18px; }
    .provision-panel .provision { font-size: 19px; }
    button[type="submit"] { padding: 14px 18px; font-size: 16px; }
    .site-header .container { padding: 14px 16px; }
}

/* Reduzierte Bewegung respektieren */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition: none !important; animation: none !important; }
}