/* ==========================================================================
   Vizuální styl formuláře Aula FF UPOL (inspirováno https://ff.upol.cz)
   ========================================================================== */

:root {
  --upol-blue: #002B49;
  --upol-blue-dark: #001f35;
  --upol-blue-light: #004b87;
  --ff-cyan: #3AB0E1;
  --ff-cyan-hover: #2196cc;
  --ff-cyan-light: #e8f7fd;
  --text-color: #2b303a;
  --text-muted: #64748b;
  --bg-color: #f1f5f9;
  --card-bg: #ffffff;
  --border-color: #cbd5e1;
  --border-radius: 8px;
  --focus-ring: 0 0 0 3px rgba(58, 176, 225, 0.35);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  font-size: 16px;
  min-height: 100vh;
  padding: 24px 16px 48px;
}

.container {
  max-width: 900px;
  margin: 0 auto;
}

/* Header a branding */
.page-header {
  background: linear-gradient(135deg, var(--upol-blue) 0%, var(--upol-blue-light) 100%);
  color: #ffffff;
  border-radius: var(--border-radius);
  padding: 32px 28px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-lg);
  border-top: 5px solid var(--ff-cyan);
}

.page-header__faculty {
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ff-cyan);
  margin-bottom: 6px;
}


.page-header__title {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 8px;
}

.page-header__subtitle {
  font-size: 1.05rem;
  opacity: 0.9;
  font-weight: 300;
}

/* Sekce formuláře */
.form-card {
  background: var(--card-bg);
  border-radius: var(--border-radius);
  padding: 28px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
}

.section-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--upol-blue);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--ff-cyan);
  display: flex;
  align-items: center;
  gap: 10px;
}

.subsection-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--upol-blue);
  margin: 20px 0 12px;
}

/* Formulářové mřížky */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

label.label-main {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-color);
  font-size: 0.95rem;
}

.required-star {
  color: #e11d48;
  font-weight: bold;
}

/* Vstupní pole */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
input[type="time"],
input[type="datetime-local"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 10px 14px;
  font-size: 1rem;
  font-family: inherit;
  color: var(--text-color);
  background-color: #ffffff;
  border: 1.5px solid var(--border-color);
  border-radius: 6px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
input[type="date"]:focus,
input[type="time"]:focus,
input[type="datetime-local"]:focus,
input[type="number"]:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--ff-cyan);
  box-shadow: var(--focus-ring);
}

.datetime-section {
  background-color: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 16px 20px;
  margin-top: 4px;
}

.datetime-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}

.datetime-block {
  margin-bottom: 0;
}

.datetime-inline-group {
  display: flex;
  gap: 12px;
  align-items: center;
}

.datetime-inline-group input[type="date"] {
  flex: 1 1 60%;
  min-width: 130px;
}

.datetime-inline-group select {
  flex: 0 0 115px;
  min-width: 105px;
}

textarea {
  resize: vertical;
  min-height: 90px;
}

.input-hint {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Výběrové možnosti (radio a checkboxy) */
.options-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.option-item {
  display: flex;
  align-items: flex-start;
  padding: 10px 14px;
  border: 1.5px solid var(--border-color);
  border-radius: 6px;
  background-color: #fafbfc;
  transition: all 0.2s ease;
  cursor: pointer;
  user-select: none;
}

.option-item:hover {
  background-color: var(--ff-cyan-light);
  border-color: var(--ff-cyan);
}

.option-item.selected {
  background-color: var(--ff-cyan-light);
  border-color: var(--ff-cyan);
}

.option-item.disabled {
  opacity: 0.55;
  cursor: not-allowed;
  background-color: #f1f5f9;
  border-color: #e2e8f0;
}

.option-item input[type="radio"],
.option-item input[type="checkbox"] {
  appearance: auto;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  margin-right: 12px;
  cursor: pointer;
  flex-shrink: 0;
  accent-color: var(--upol-blue);
}

.option-item.disabled input {
  cursor: not-allowed;
}

.option-content {
  flex-grow: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.option-label {
  font-weight: 500;
  font-size: 0.98rem;
  color: var(--text-color);
}

.option-extra {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.option-extra label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.option-extra select,
.option-extra input[type="number"] {
  width: 85px;
  padding: 4px 8px;
  font-size: 0.9rem;
  height: 34px;
}

/* Zvýrazněná položka "Nepožaduji" */
.option-item.highlight-none {
  border-left: 4px solid var(--upol-blue);
  background-color: #f8fafc;
}

/* Blok podmínek */
.terms-box {
  background-color: #f8fafc;
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--upol-blue);
  padding: 16px;
  border-radius: 6px;
  margin-bottom: 20px;
  font-size: 0.92rem;
  color: #475569;
}

.terms-box h4 {
  color: var(--upol-blue);
  margin-bottom: 8px;
  font-size: 1rem;
}

.terms-box ul {
  padding-left: 20px;
  margin-top: 6px;
}

.terms-agreement {
  padding: 14px;
  background-color: #f0fdf4;
  border: 1.5px solid #86efac;
  border-radius: 6px;
  margin-bottom: 24px;
}

.terms-agreement .option-label {
  font-weight: 600;
  color: #166534;
}

/* Tlačítka */
.form-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 1.05rem;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--upol-blue);
  color: #ffffff;
  border: 2px solid var(--upol-blue);
}

.btn-primary:hover {
  background-color: var(--upol-blue-light);
  border-color: var(--upol-blue-light);
  box-shadow: 0 4px 12px rgba(0, 43, 73, 0.25);
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--upol-blue);
  border: 2px solid var(--upol-blue);
}

.btn-secondary:hover {
  background-color: var(--ff-cyan-light);
  border-color: var(--ff-cyan);
  color: var(--upol-blue);
}

.btn-cyan {
  background-color: var(--ff-cyan);
  color: #ffffff;
}

.btn-cyan:hover {
  background-color: var(--ff-cyan-hover);
}

/* Notifikace a stavy */
.alert {
  padding: 16px 20px;
  border-radius: var(--border-radius);
  margin-bottom: 24px;
  font-size: 0.98rem;
  line-height: 1.5;
}

.alert-danger {
  background-color: #fef2f2;
  border: 1.5px solid #fecaca;
  color: #991b1b;
}

.alert-danger ul {
  padding-left: 20px;
  margin-top: 8px;
}

.alert-success {
  background-color: #f0fdf4;
  border: 1.5px solid #bbf7d0;
  color: #166534;
}

.alert-success h3 {
  color: #14532d;
  margin-bottom: 8px;
}

/* Honeypot skryté pole */
.antispam-field {
  position: absolute !important;
  left: -9999px !important;
  top: -9999px !important;
  opacity: 0 !important;
  height: 0 !important;
  width: 0 !important;
}

/* Shrnutí po odeslání (Summary view) */
.summary-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}

.summary-table th,
.summary-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  text-align: left;
}

.summary-table th {
  background-color: #f8fafc;
  color: var(--upol-blue);
  font-weight: 600;
  width: 35%;
}

.summary-table tr:hover td {
  background-color: #f8fafc;
}

/* Zápatí stránky */
.page-footer {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 32px;
}

/* Responzivní pravidla pro mobilní zobrazení */
@media (max-width: 600px) {
  .datetime-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .datetime-inline-group {
    flex-wrap: wrap;
  }
  
  .datetime-inline-group input[type="date"] {
    flex: 1 1 100%;
  }
  
  .datetime-inline-group select {
    flex: 1 1 100%;
  }
}

/* ==========================================================================
   Tiskové styly (@media print)
   ========================================================================== */
@media print {
  body {
    background: #ffffff;
    color: #000000;
    font-size: 12pt;
    padding: 0;
    margin: 0;
  }

  .container {
    max-width: 100%;
    margin: 0;
    padding: 0;
  }

  .page-header {
    background: none !important;
    color: #000000 !important;
    border: none !important;
    border-bottom: 2pt solid #002B49 !important;
    padding: 10px 0 !important;
    margin-bottom: 15px !important;
    box-shadow: none !important;
  }

  .page-header__faculty {
    color: #002B49 !important;
    font-size: 11pt;
  }

  .page-header__title {
    color: #000000 !important;
    font-size: 18pt;
  }

  .form-card {
    border: 1px solid #ccc !important;
    box-shadow: none !important;
    padding: 15px 0 !important;
    margin-bottom: 15px !important;
    page-break-inside: avoid;
  }

  .section-title {
    color: #002B49 !important;
    border-bottom: 1.5pt solid #002B49 !important;
    font-size: 13pt;
    padding-bottom: 4px;
    margin-bottom: 10px;
  }

  .form-actions,
  .terms-box,
  .btn,
  .page-footer,
  .no-print {
    display: none !important;
  }

  .option-item {
    border: none !important;
    background: none !important;
    padding: 4px 0 !important;
  }

  input, select, textarea {
    border: 1px solid #999 !important;
    box-shadow: none !important;
  }
}