/*
 * UI polish layer
 *
 * Kept separate from the legacy stylesheet so layout fixes remain easy to
 * review and do not get lost among the page's generated styles.
 */

:root {
  --ui-content-width: 1180px;
  --ui-header-height: 72px;
  --ui-shadow: 0 18px 45px rgba(15, 23, 42, 0.1);
}

html {
  overflow-x: hidden;
}

body {
  color: var(--color-text);
  background-color: var(--color-background);
}

button,
a {
  font: inherit;
}

button {
  border: 0;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

.header {
  min-height: var(--ui-header-height);
  background: color-mix(in srgb, var(--color-background) 88%, transparent);
  box-shadow: 0 1px 0 var(--color-border);
}

.header > nav {
  width: min(100% - 2rem, var(--ui-content-width));
  min-height: var(--ui-header-height);
  margin-inline: auto;
  padding-block: 0;
}

.imagelogo {
  flex: 0 0 auto;
}

.logo {
  flex: 0 0 auto;
  white-space: nowrap;
  font-size: 1.05rem;
}

.nav-links {
  align-items: center;
  min-width: 0;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  font-size: 0.84rem;
  white-space: nowrap;
}

.hero {
  width: 100%;
  min-height: 100svh;
  padding-inline: 1rem;
  padding-bottom: 4rem;
}

.hero h1 {
  max-width: 100%;
  text-wrap: balance;
}

.hero h2 {
  max-width: min(100%, 44rem);
}

.hero-actions {
  max-width: 44rem;
  margin-inline: auto;
}

.hero-actions .btn {
  min-height: 44px;
  white-space: nowrap;
}

.is-disabled {
  cursor: not-allowed;
  opacity: 0.6;
  pointer-events: none;
}

main > section:not(.hero) {
  width: min(100% - 2rem, var(--ui-content-width));
  margin-inline: auto;
  scroll-margin-top: calc(var(--ui-header-height) + 1rem);
}

.section-title {
  text-wrap: balance;
}

.card,
.project-card,
.achievement-card,
.instructor-card,
.hobby-card {
  box-shadow: var(--ui-shadow);
}

img {
  height: auto;
}

.sidebar,
.sidebar2 {
  z-index: 900;
}

#color-palette-container {
  bottom: 5.25rem !important;
}

#palette-toggle-btn {
  width: 3rem !important;
  height: 3rem !important;
}

.chatbot-float {
  right: 1rem;
  bottom: 1rem;
}

@media (max-width: 1100px) and (min-width: 769px) {
  .header > nav {
    width: calc(100% - 1.5rem);
    gap: 0.5rem;
  }

  .nav-link {
    padding-inline: 0.45rem;
    font-size: 0.78rem;
  }
}

@media (max-width: 768px) {
  :root {
    --ui-header-height: 64px;
  }

  .header > nav {
    width: calc(100% - 1rem);
    gap: 0.5rem;
  }

  .mobile-menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    flex: 0 0 auto;
  }

  .header .logo {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .header .btn--sm {
    min-width: 2.5rem;
    min-height: 2.5rem;
  }

  .hero {
    padding-top: calc(var(--ui-header-height) + 2rem);
  }

  main > section:not(.hero) {
    width: min(100% - 1.25rem, var(--ui-content-width));
  }

  .section-title {
    font-size: clamp(1.5rem, 7vw, 2rem);
  }

  .sidebar,
  .sidebar2 {
    display: none;
  }

  #color-palette-container {
    right: 0.75rem !important;
    bottom: 4.75rem !important;
  }

  .chatbot-float {
    right: 0.75rem;
    bottom: 0.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}