/* === CI tokens === */
:root {
  --color-primary:    #113353;
  --color-cta:        #ffd200;
  --color-cta-text:   #113353;
  --color-accent:     #6c87ab;
  --color-bg-soft:    #f6f6f6;
  --color-text:       #57575c;
  --color-muted:      #85888c;
  --color-border:     #c9cfd4;
  --color-success:    #9ed498;
  --color-error:      #d32d2e;
  --color-error-bg:   #fdecec;
  --color-success-bg: #eaf7e6;

  --font-heading: "sofia-pro", "Helvetica Neue", Arial, sans-serif;
  --font-body:    "museo-sans", "Helvetica Neue", Arial, sans-serif;

  --radius:    4px;
  --space-xs:  8px;
  --space-sm:  16px;
  --space-md:  24px;
  --space-lg:  48px;
  --space-xl:  96px;

  --container:      720px;
  --hero-container: 960px;

  --shadow-card: 0 4px 16px rgba(17, 51, 83, 0.08);
}

/* === Reset & base === */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--color-accent); }
a:hover { color: var(--color-primary); }

h1, h2, h3 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  line-height: 1.2;
  margin: 0 0 var(--space-sm) 0;
  font-weight: 700;
}
h1 { font-size: clamp(2rem, 4vw + 1rem, 3.5rem); }
h2 { font-size: clamp(1.5rem, 2vw + 0.5rem, 2.25rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 var(--space-sm) 0; }

/* === Skip link === */
.skip-to-content {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-xs) var(--space-sm);
  z-index: 100;
}
.skip-to-content:focus { left: 0; }

/* === Header === */
.site-header {
  padding: var(--space-md) var(--space-md);
  background: #fff;
}
.site-header__inner {
  max-width: var(--hero-container);
  margin: 0 auto;
}
.site-header__logo img { height: 40px; width: auto; }

/* === Hero === */
.hero {
  background: var(--color-bg-soft);
  padding: var(--space-lg) var(--space-md) 0;
}
.hero__inner {
  max-width: var(--hero-container);
  margin: 0 auto;
}
.hero__title {
  margin: 0 0 var(--space-md);
}
.hero__grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: var(--space-lg);
  align-items: center;
}
.hero__text { min-width: 0; }
.hero__image {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero__image img {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: 8px;
  box-shadow: var(--shadow-card);
}

/* Trust strip pod hero */
.hero__trust {
  margin-top: var(--space-lg);
  padding: var(--space-md) 0;
  border-top: 1px solid var(--color-border);
}
.hero__trust-inner {
  max-width: var(--hero-container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}
.hero__trust-partners {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
  flex: 1;
}
.hero__trust-label {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  font-weight: 600;
}
.hero__trust-logo {
  height: 44px;
  width: auto;
  object-fit: contain;
  opacity: 0.9;
  transition: opacity 0.15s ease;
}
.hero__trust-logo:hover { opacity: 1; }
.hero__trust-logo--cognito { height: 52px; }
.hero__meta {
  font-family: var(--font-heading);
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.875rem;
  margin-bottom: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hero__meta-loc {
  color: var(--color-muted);
  font-weight: 500;
}
.hero__perex { font-size: 1.125rem; max-width: 640px; }
.hero__program { margin-top: var(--space-md); }
.hero__program ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-xs);
}
.hero__program li {
  padding-left: 1.5em;
  position: relative;
}
.hero__program li::before {
  content: "▸";
  color: var(--color-cta);
  position: absolute;
  left: 0;
  font-weight: 700;
}

/* === Form section === */
.form-section {
  padding: var(--space-xl) var(--space-md);
  background: #fff;
}
.form-section__inner {
  max-width: var(--container);
  margin: 0 auto;
}

.form {
  display: grid;
  gap: var(--space-md);
}
.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}
.form__row--single { grid-template-columns: 1fr; }

.form__field { display: flex; flex-direction: column; gap: 6px; }
.form__label {
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.9375rem;
}
.form__label .required {
  color: var(--color-error);
  margin-left: 2px;
}

.form__input, .form__select {
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
  color: var(--color-text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  width: 100%;
}
.form__input:focus, .form__select:focus {
  outline: 3px solid transparent;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(108, 135, 171, 0.2);
}
.form__input[aria-invalid="true"], .form__select[aria-invalid="true"] {
  border-color: var(--color-error);
}
.form__input[aria-invalid="true"]:focus, .form__select[aria-invalid="true"]:focus {
  box-shadow: 0 0 0 3px rgba(211, 45, 46, 0.2);
}

.form__error {
  color: var(--color-error);
  font-size: 0.875rem;
  min-height: 1.25rem;
}

.form__radio-group {
  display: flex;
  gap: var(--space-md);
  border: none;
  padding: 0;
  margin: 0;
}
.form__radio-group legend {
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.9375rem;
  margin-bottom: 6px;
}
.form__radio-option {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}
.form__radio-option input[type="radio"] {
  width: 18px; height: 18px;
  accent-color: var(--color-primary);
}

.form__checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.form__checkbox-row input[type="checkbox"] {
  margin-top: 4px;
  width: 18px; height: 18px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
}
.form__checkbox-row label { font-size: 0.9375rem; }

/* honeypot — vizuálně skryto, ale pro screen readers */
.form__honeypot {
  position: absolute !important;
  left: -9999px !important;
  top: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

/* === Button === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 32px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  transition: filter 0.15s ease, transform 0.05s ease;
  min-height: 52px;
}
.btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: 0.6; cursor: not-allowed; }

.btn--primary {
  background: var(--color-cta);
  color: var(--color-cta-text);
}
.btn--primary:hover:not([disabled]) { filter: brightness(0.95); }

.btn--secondary {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}
.btn--secondary:hover { background: var(--color-bg-soft); }

.btn--full { width: 100%; }

.btn__spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(17, 51, 83, 0.3);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
.btn[aria-busy="true"] .btn__spinner { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* === Success / Error panely === */
.panel {
  padding: var(--space-md);
  border-radius: var(--radius);
  border: 1px solid;
  display: none;
}
.panel--shown { display: block; }
.panel--success {
  background: var(--color-success-bg);
  border-color: var(--color-success);
  color: #2c5e1f;
}
.panel--error {
  background: var(--color-error-bg);
  border-color: var(--color-error);
  color: #7a1818;
}
.panel h3 { margin-top: 0; color: inherit; }

/* === Děkovník === */
.thanks {
  padding: var(--space-xl) var(--space-md);
  text-align: center;
}
.thanks__inner {
  max-width: 600px;
  margin: 0 auto;
}
.thanks__check {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-success);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: var(--space-md);
}
.thanks__actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-md);
}

/* === Footer === */
.site-footer {
  padding: var(--space-md);
  background: var(--color-bg-soft);
  text-align: center;
  color: var(--color-text);
  font-size: 0.875rem;
}
.site-footer a {
  color: var(--color-muted);
  text-decoration: underline;
}
.site-footer a:hover { color: var(--color-primary); }

/* === Hero CTA === */
.hero__perex--lead {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
  font-family: var(--font-heading);
  line-height: 1.4;
}
.hero__cta {
  margin-top: var(--space-md);
}

/* === Takeaways === */
.takeaways {
  padding: var(--space-lg) var(--space-md);
  background: #fff;
}
.takeaways__inner {
  max-width: var(--hero-container);
  margin: 0 auto;
}
.takeaways__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm) var(--space-lg);
}
.takeaways__list li {
  padding-left: 1.75em;
  position: relative;
  font-size: 1rem;
}
.takeaways__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  width: 1.25em;
  height: 1.25em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-cta);
  color: var(--color-cta-text);
  font-weight: 700;
  border-radius: 50%;
  font-size: 0.75rem;
}

/* === Event content (program + speakers, 2 cols) === */
.event-content {
  padding: var(--space-lg) var(--space-md);
  background: var(--color-bg-soft);
}
.event-content__inner {
  max-width: var(--hero-container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}
.event-content__col h2 {
  margin-top: 0;
}

/* Program list */
.program {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-sm);
}
.program__item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: var(--space-sm);
  padding: var(--space-sm);
  background: #fff;
  border-radius: var(--radius);
  border-left: 3px solid var(--color-cta);
}
.program__time {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-accent);
  font-size: 0.9375rem;
  white-space: nowrap;
}
.program__title {
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 2px;
}
.program__speaker {
  font-size: 0.875rem;
  color: var(--color-muted);
  font-style: italic;
}

/* Speakers list */
.speakers {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-sm);
}
.speakers__item {
  padding: var(--space-sm);
  background: #fff;
  border-radius: var(--radius);
  border-top: 3px solid var(--color-accent);
}
.speakers__name {
  font-weight: 700;
  color: var(--color-primary);
  font-family: var(--font-heading);
}
.speakers__org {
  font-size: 0.875rem;
  color: var(--color-muted);
  margin-top: 2px;
}

/* === Partners section (před patičkou) === */
.partners {
  padding: var(--space-lg) var(--space-md);
  background: #fff;
  border-top: 1px solid var(--color-border);
}
.partners__inner {
  max-width: var(--hero-container);
  margin: 0 auto;
}
.partners__title {
  text-align: center;
  margin-bottom: var(--space-lg);
}
.partners__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-lg);
  align-items: start;
}
.partners__item {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.partners__logo {
  height: 100px;
  width: auto;
  max-width: 240px;
  object-fit: contain;
  margin-bottom: var(--space-xs);
}
.partners__logo--iso { height: 130px; }
.partners__role {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-cta);
  font-weight: 700;
}
.partners__name {
  font-size: 0.9375rem;
  color: var(--color-primary);
  font-weight: 600;
  line-height: 1.3;
}

/* Form section intro */
.form-section__intro {
  font-size: 1.0625rem;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

/* === Responsive === */
@media (max-width: 900px) {
  .event-content__inner { grid-template-columns: 1fr; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__image { order: -1; max-width: 480px; margin: 0 auto; }
  .partners__grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }
}
@media (max-width: 768px) {
  .form__row { grid-template-columns: 1fr; }
  .hero { padding: var(--space-md) var(--space-md) 0; }
  .form-section { padding: var(--space-lg) var(--space-md); }
  .btn--primary { width: 100%; }
  .takeaways__list { grid-template-columns: 1fr; }
  .program__item { grid-template-columns: 1fr; gap: 4px; }
  .program__time { font-size: 0.875rem; }
  .hero__trust-inner { flex-direction: column; align-items: flex-start; }
  .hero__trust-partners { width: 100%; justify-content: flex-start; }
  .hero__image { display: none; }
  .partners__logo { height: 64px; max-width: 160px; }
  .partners__logo--iso { height: 80px; }
}
@media (max-width: 480px) {
  body { font-size: 15px; }
  .hero__perex { font-size: 1rem; }
  .hero__perex--lead { font-size: 1.125rem; }
  .partners__grid { grid-template-columns: 1fr; }
  .partners__logo { height: 56px; }
  .partners__logo--iso { height: 72px; }
}