/* ================================
   SantaRosa – Signup Styles (final, an Login/auth.css angeglichen)
   Datei: signup.css
   Ziel:
   - gleiche Rhythmik/Optik wie auth.css (Login)
   - kein horizontaler Overflow
   - sauberes Mobile-Verhalten
   - Signup-spezifisch: Passwort-Stärke + Checkbox-Blocks
   ================================ */

/* ===== Theme (Signup Tokens) ===== */
:root {
  --signup-card-bg: color-mix(in oklab, var(--surface) 96%, #ffffff 4%);
  --signup-text: var(--text);
  --signup-muted: var(--muted);

  --signup-primary: var(--brand);
  --signup-primary-600: var(--brand-600);
  --signup-primary-700: color-mix(in oklab, var(--brand-600) 88%, #000 12%);

  --signup-success: #22c55e;
  --signup-warn: var(--warn);
  --signup-error: #f97316;

  --signup-card-border: var(--border);
  --signup-input-bg: rgba(255, 255, 255, 0.03);
  --signup-input-border: rgba(255, 255, 255, 0.16);
  --signup-input-border-focus: color-mix(in oklab, var(--brand) 70%, transparent);

  --signup-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.25);
  --signup-shadow-md: var(--shadow);

  --signup-radius: var(--radius);
  --signup-radius-sm: 10px;

  /* Google Button Tokens (neutral) */
  --signup-google-bg: color-mix(in oklab, var(--surface) 82%, transparent);
  --signup-google-bg-hover: color-mix(in oklab, var(--surface) 90%, transparent);
  --signup-google-border: color-mix(in oklab, var(--border) 85%, #fff 15%);
}

@media (prefers-color-scheme: light) {
  :root {
    --signup-card-bg: #ffffff;

    --signup-input-bg: #ffffff;
    --signup-input-border: rgba(0, 0, 0, 0.12);
    --signup-input-border-focus: color-mix(in oklab, var(--brand) 65%, transparent);

    --signup-google-bg: #ffffff;
    --signup-google-bg-hover: color-mix(in oklab, #ffffff 92%, var(--bg) 8%);
    --signup-google-border: rgba(0, 0, 0, 0.10);
  }
}

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

.u-center { text-align: center; }

.link {
  color: var(--signup-primary);
  text-decoration: none;
  font-weight: 600;
}
.link:hover { text-decoration: underline; }

/* ================================
   AUTH PAGE LAYOUT (wie auth.css)
   ================================ */

/* Wichtig: keine Doppel-Paddings, wenn <section class="page page--auth"> */
.page.page--auth {
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0;
}

/* Auth-Seite zentriert + robustes Padding */
.page--auth {
  width: 100%;
  max-width: 100%;
  margin: 0;

  min-height: 100dvh;
  display: grid;
  justify-items: center;
  align-items: center;

  padding-inline: clamp(12px, 4vw, 32px);
  padding-block: clamp(16px, 4vw, 40px);

  color: var(--signup-text);
}

/* Falls Auth-Section direkt in einem .container liegt: kein doppeltes Padding */
.container > .page--auth {
  padding-inline: 0;
}

/* Optionaler Inner-Wrapper (falls vorhanden) */
.page--auth__inner {
  width: 100%;
  max-width: 520px;
  margin-inline: auto;
  display: grid;
  justify-items: center;
}

/* ===== Card ===== */
.page--auth .card {
  width: 100%;
  max-width: 460px;

  margin-inline: auto !important;
  justify-self: center !important;

  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02)),
    var(--signup-card-bg);

  border: 1px solid var(--signup-card-border);
  border-radius: var(--signup-radius);
  box-shadow: var(--signup-shadow-md);
  overflow: hidden;
  backdrop-filter: blur(6px);

  min-width: 0;
}

.card__header { padding: 28px 28px 8px; }

.card__title {
  margin: 0 0 6px;
  font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--signup-text);
}

.card__subtitle {
  margin: 0;
  color: var(--signup-muted);
}

.card__body {
  padding: 24px 28px;
  min-width: 0;
}

/* ===== Alerts ===== */
.alert {
  padding: 12px 14px;
  border-radius: var(--signup-radius-sm);
  margin-bottom: 16px;
  border: 1px solid var(--signup-card-border);
  background: var(--signup-input-bg);
  font-size: 0.95rem;
  color: var(--signup-text);
}

.alert--error {
  border-color: color-mix(in oklab, var(--signup-error) 65%, transparent);
  background: color-mix(in oklab, var(--signup-error) 12%, var(--bg) 88%);
  color: color-mix(in oklab, #fee2e2 82%, var(--signup-error) 18%);
}

@media (prefers-color-scheme: light) {
  .alert--error {
    background: color-mix(in oklab, #fee2e2 92%, #ffffff 8%);
    color: #7f1d1d;
  }
}

/* ===== Form ===== */
.form {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.form__row {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.form__label {
  font-size: 0.95rem;
  color: var(--signup-muted);
  font-weight: 600;
}

.form__hint {
  font-size: 0.85rem;
  color: var(--signup-muted);
  margin-top: 4px;
  overflow-wrap: anywhere;
}

.form__error {
  font-size: 0.85rem;
  font-weight: 600;
  color: color-mix(in oklab, var(--signup-error) 85%, #fff 15%);
  margin-top: 6px;
  overflow-wrap: anywhere;
}

/* ===== Inputs ===== */
.input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--signup-input-border);
  background: var(--signup-input-bg);
  color: var(--signup-text);
  outline: none;

  box-shadow: var(--signup-shadow-sm) inset;

  transition:
    border-color 0.18s,
    box-shadow 0.18s,
    background 0.18s,
    transform 0.02s;

  min-width: 0;
}

.input::placeholder {
  color: color-mix(in oklab, var(--signup-muted) 70%, transparent);
}

.input:focus {
  border-color: var(--signup-input-border-focus);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--signup-primary) 20%, transparent);
}

.input.is-invalid {
  border-color: var(--signup-error);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--signup-error) 24%, transparent);
}

/* ================================
   Input group (field + icon)
   ================================ */
.input-group {
  display: grid;
  grid-template-columns: 1fr 44px;
  align-items: stretch;

  width: 100%;
  min-width: 0;

  border: 1px solid var(--signup-input-border);
  border-radius: 12px;
  background: var(--signup-input-bg);
}

.input-group:focus-within {
  border-color: var(--signup-input-border-focus);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--signup-primary) 20%, transparent);
}

.input-group .input {
  border: 0;
  border-radius: 12px 0 0 12px;
  background: transparent;
  box-shadow: none;
  height: 100%;
  min-width: 0;
}

.input-group .input.is-invalid {
  box-shadow: none;
}

/* invalid wrapper (modern browsers) */
.input-group:has(.input.is-invalid) {
  border-color: var(--signup-error);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--signup-error) 24%, transparent);
}

.btn--icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  width: 44px;
  min-width: 44px;
  height: 100%;

  border: 0;
  background: transparent;
  color: var(--signup-muted);

  cursor: pointer;

  border-left: 1px solid var(--signup-input-border);
  border-radius: 0 12px 12px 0;

  transition: background 0.15s ease, color 0.15s ease;
}

.btn--icon:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--signup-text);
}

.btn--icon[aria-pressed="true"] {
  color: var(--signup-text);
}

/* ================================
   Password strength (signup only)
   ================================ */
.pwd-strength {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  min-width: 0;
}

.pwd-strength[aria-hidden="true"] { display: none; }

.pwd-strength .bar {
  flex: 1 1 0;
  min-width: 0;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid var(--signup-card-border);
  transition: background 0.18s ease, border-color 0.18s ease;
}

.pwd-strength .bar.on:nth-child(1) {
  background: color-mix(in oklab, var(--signup-error) 70%, transparent);
  border-color: color-mix(in oklab, var(--signup-error) 55%, transparent);
}
.pwd-strength .bar.on:nth-child(2) {
  background: color-mix(in oklab, var(--signup-warn) 70%, transparent);
  border-color: color-mix(in oklab, var(--signup-warn) 55%, transparent);
}
.pwd-strength .bar.on:nth-child(3) {
  background: color-mix(in oklab, var(--signup-success) 70%, transparent);
  border-color: color-mix(in oklab, var(--signup-success) 55%, transparent);
}

.pwd-strength__label {
  color: var(--signup-muted);
  font-size: 0.8rem;
  white-space: nowrap;
}

/* ===== Buttons ===== */
.btn--block { width: 100%; }

/* ===== Auth links ===== */
.auth-links {
  margin-top: 12px;
  text-align: center;
  color: var(--signup-muted);
  overflow-wrap: anywhere;
}

/* ================================
   Checkbox sections (AGB + Newsletter)
   ================================ */
.form__row--checkbox { margin-top: 10px; }

.checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;

  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--signup-text);

  min-width: 0;
}

.checkbox input[type="checkbox"] {
  margin-top: 3px;
  accent-color: var(--signup-primary);
  transform: scale(1.15);
  cursor: pointer;
  flex: 0 0 auto;
}

.checkbox__text {
  display: inline;
  min-width: 0;
  overflow-wrap: anywhere;
  word-break: normal;
}

.link-agb {
  color: var(--signup-primary);
  font-weight: 600;
  text-decoration: underline;

  display: inline-flex;
  align-items: center;
  gap: 4px;

  max-width: 100%;
  flex-wrap: wrap;
}

.link-agb:hover {
  color: var(--signup-primary-600);
  text-decoration: none;
}

.agb-error {
  display: none;
  margin-top: 6px;
  color: var(--signup-error);
  font-size: 0.85rem;
  font-weight: 600;
  overflow-wrap: anywhere;
}

/* ================================
   Divider + Google Button (wie Login)
   ================================ */
.auth-divider {
  position: relative;
  display: grid;
  place-items: center;
  margin: 18px 0 14px;
}

.auth-divider::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: color-mix(in oklab, var(--signup-card-border) 75%, transparent);
}

.auth-divider span {
  position: relative;
  padding: 0 12px;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--signup-muted);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.02), transparent),
    var(--signup-card-bg);
  border-radius: 999px;
}

/* Google Button als neutral ghost */
.btn--google {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;

  width: 100%;
  min-height: 44px;

  padding: 0.65rem 0.95rem;
  border-radius: 12px;

  border: 1px solid var(--signup-google-border);
  background: var(--signup-google-bg);
  color: var(--signup-text);

  font-weight: 800;
  font-size: 0.95rem;
  line-height: 1.2;

  text-decoration: none;
  user-select: none;

  box-shadow: 0 8px 22px rgba(0,0,0,0.10);

  transition:
    transform .06s ease,
    background .18s ease,
    border-color .18s ease,
    box-shadow .18s ease,
    filter .18s ease;
}

.btn--google:hover {
  background: var(--signup-google-bg-hover);
  border-color: color-mix(in oklab, var(--signup-primary) 38%, var(--signup-google-border));
  box-shadow: 0 10px 26px rgba(0,0,0,0.16);
}

.btn--google:active {
  transform: translateY(1px);
}

.btn--google:focus-visible {
  outline: 3px solid color-mix(in oklab, var(--signup-primary) 45%, transparent);
  outline-offset: 3px;
}

.google-icon {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

/* ================================
   A11y Focus (wie auth.css)
   ================================ */
:where(.link, .input, .btn, .btn--google, .btn--icon):focus-visible {
  outline: 3px solid color-mix(in oklab, var(--signup-primary) 45%, transparent);
  outline-offset: 3px;
  border-radius: 14px;
}

/* ================================
   Responsive (wie Login)
   ================================ */
@media (max-width: 540px) {
  .card__body,
  .card__header {
    padding-left: 18px;
    padding-right: 18px;
  }
}

@media (max-width: 420px) {
  .card__body,
  .card__header {
    padding-left: 18px;
    padding-right: 18px;
  }

  .card__title { font-size: 1.35rem; }

  .btn--google {
    font-size: 0.92rem;
    padding: 0.6rem 0.85rem;
  }

  .pwd-strength__label { white-space: normal; }
}

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}