/* ============================================================
   Přihlášení — specifické styly
   ============================================================ */

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.auth-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--barva-bg);
  padding: 2rem var(--p);
}

.auth-karta {
  background: #fff;
  border: 1px solid var(--barva-border);
  border-radius: 20px;
  padding: 2rem 2.5rem;
  width: 100%;
  max-width: 520px;
  box-shadow: 0 4px 32px rgba(0,135,255,0.07);
}

.auth-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.auth-nadpis {
  font-family: var(--font-nadpis);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--barva-primary);
  text-align: center;
  margin-bottom: 0.5rem;
  letter-spacing: -0.3px;
}

.auth-podtext {
  font-size: 0.9rem;
  color: var(--barva-text-sek);
  text-align: center;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.form-skupina {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--barva-text);
}

.form-label-radek {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.form-input {
  width: 100%;
  padding: 0.6rem 1rem;
  font-family: var(--font-telo);
  font-size: 0.95rem;
  color: var(--barva-text);
  background: var(--barva-bg);
  border: 1.5px solid var(--barva-border);
  border-radius: 10px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
}

.form-input:focus {
  border-color: var(--barva-primary);
  box-shadow: 0 0 0 3px rgba(0,135,255,0.12);
}

.form-input::placeholder {
  color: var(--barva-border);
}

.form-input.chyba {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220,38,38,0.1);
}

.form-odkaz-maly {
  font-size: 0.8rem;
  color: var(--barva-primary);
  font-weight: 500;
  transition: opacity 0.2s;
}

.form-odkaz-maly:hover {
  opacity: 0.75;
}

.auth-btn {
  width: 100%;
  padding: 0.9rem;
  margin-top: 0.5rem;
  font-size: 1rem;
}

.auth-prepinac {
  font-size: 0.875rem;
  color: var(--barva-text-sek);
  text-align: center;
  margin-top: 1.5rem;
}

.form-odkaz {
  color: var(--barva-primary);
  font-weight: 500;
  transition: opacity 0.2s;
}

.form-odkaz:hover {
  opacity: 0.75;
}

/* Hlášky */
.form-hlaska {
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-top: 0.5rem;
}

.form-hlaska--chyba {
  color: #dc2626;
  background: #fef2f2;
  border: 1px solid #fecaca;
}

.form-hlaska--uspech {
  color: #16a34a;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
}

/* Nepovinný label */
.form-volitelne {
  font-size: 0.775rem;
  font-weight: 400;
  color: var(--barva-text-sek);
}

/* Select */
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

/* Dvousloupcový řádek (jméno + příjmení) */
.auth-form-radek {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* Checkbox souhlas */
.form-souhlas {
  margin-top: 0.25rem;
}

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--barva-text-sek);
  line-height: 1.5;
  cursor: pointer;
}

.form-checkbox-label input[type="checkbox"] {
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--barva-primary);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

@media (max-width: 480px) {
  .auth-form-radek {
    grid-template-columns: 1fr;
  }
}

/* Ikona pro zapomenuté heslo */
.reset-ikona {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: rgba(0,135,255,0.1);
  color: var(--barva-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
}

/* Footer */
.auth-footer {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding: 1.5rem;
  font-size: 0.8rem;
  color: var(--barva-text-sek);
  border-top: 1px solid var(--barva-border);
}

.auth-footer a {
  color: var(--barva-text-sek);
  transition: color 0.2s;
}

.auth-footer a:hover {
  color: var(--barva-primary);
}

@media (max-width: 600px) {
  .auth-karta {
    padding: 2rem var(--p);
    border-radius: 16px;
  }
}