/* Header styles for Klubovni Prubeh */

.kp-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: linear-gradient(to bottom, rgba(5, 10, 7, 0.96), rgba(5, 10, 7, 0.88));
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--color-border-subtle);
}

.kp-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
  gap: var(--space-4);
}

/* Branding */
.kp-header__brand {
  display: flex;
  align-items: center;
  min-width: 0;
}

.kp-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.kp-header__logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background:
    radial-gradient(circle at 30% 20%, rgba(245, 199, 109, 0.35), transparent 55%),
    radial-gradient(circle at 70% 80%, rgba(34, 197, 94, 0.35), transparent 55%),
    linear-gradient(135deg, #052e16, #16a34a);
  box-shadow: var(--shadow-subtle);
  position: relative;
}

.kp-header__logo-mark::after {
  content: "KP";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray-50);
}

.kp-header__logo-text {
  display: flex;
  flex-direction: column;
  white-space: nowrap;
}

.kp-header__logo-primary {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.kp-header__logo-tagline {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}

/* Navigation */
.kp-header__nav {
  display: flex;
  align-items: center;
}

.kp-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

.kp-header__nav-item--cta {
  margin-left: var(--space-2);
}

.kp-header__nav-link {
  position: relative;
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding: 0.35rem 0;
}

.kp-header__nav-link:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring-color);
  outline-offset: 4px;
}

.kp-header__nav-link--cta {
  padding: 0.55rem 1.4rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(245, 199, 109, 0.6);
  background: radial-gradient(circle at top left, rgba(245, 199, 109, 0.24), transparent 55%),
              linear-gradient(135deg, rgba(15, 23, 42, 0.95), rgba(15, 23, 42, 0.9));
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  color: var(--color-accent-gold);
}

.kp-header__nav-link--cta:hover {
  color: var(--color-accent-gold);
  border-color: var(--color-accent-gold);
}

/* Mobile toggle */
.kp-header__toggle {
  display: none;
  align-items: center;
  gap: 0.55rem;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.55);
  color: var(--color-text-muted);
  background: rgba(15, 23, 42, 0.85);
  cursor: pointer;
}

.kp-header__toggle:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring-color);
  outline-offset: 3px;
}

.kp-header__toggle-icon {
  position: relative;
  width: 20px;
  height: 14px;
}

.kp-header__toggle-icon span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: var(--gray-100);
  transition: transform var(--transition-normal), opacity var(--transition-normal), top var(--transition-normal), bottom var(--transition-normal);
}

.kp-header__toggle-icon span:first-child {
  top: 2px;
}

.kp-header__toggle-icon span:last-child {
  bottom: 2px;
}

.kp-header__toggle-label {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

/* Toggle active state */
.kp-header--nav-open .kp-header__toggle-icon span:first-child {
  top: 6px;
  transform: rotate(45deg);
}

.kp-header--nav-open .kp-header__toggle-icon span:last-child {
  bottom: 6px;
  transform: rotate(-45deg);
}

.kp-header--nav-open .kp-header__toggle-label {
  color: var(--color-accent-gold);
}

/* Mobile layout */
@media (max-width: 960px) {
  .kp-header__inner {
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
  }

  .kp-header__toggle {
    display: inline-flex;
  }

  .kp-header__nav {
    position: fixed;
    inset: 64px 0 auto 0;
    max-height: calc(100vh - 64px);
    background: radial-gradient(circle at top, rgba(19, 46, 32, 0.98), rgba(5, 10, 7, 0.98));
    border-bottom: 1px solid var(--color-border-subtle);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-normal), opacity var(--transition-normal), visibility var(--transition-normal);
  }

  .kp-header--nav-open .kp-header__nav {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .kp-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-4) var(--container-gutter) var(--space-5);
    gap: var(--space-3);
  }

  .kp-header__nav-item--cta {
    margin-left: 0;
    margin-top: var(--space-2);
  }

  .kp-header__nav-link {
    font-size: 0.85rem;
  }
}

@media (max-width: 520px) {
  .kp-header__logo-tagline {
    display: none;
  }
}

@media (min-width: 961px) {
  .kp-header__nav {
    position: static;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    background: transparent;
    border-bottom: none;
  }
}