/**
 * Syllables World — kids learning design system (site-wide)
 * Tokens from internal style guide: Baloo 2 + Nunito Sans, cream/cool bg, sky primary.
 * Maps legacy layout.css variables so existing templates keep working.
 */
:root {
  --sw-bg: #fffaf4;
  --sw-surface: #ffffff;
  --sw-surface-soft: #f7fbff;
  --sw-surface-accent: #eef9f3;
  --sw-text: #223049;
  --sw-text-soft: #5b6780;
  --sw-primary: #37a8ff;
  --sw-primary-hover: #2196f3;
  --sw-primary-light: #eef8ff;
  --sw-secondary: #7c5cff;
  --sw-accent-yellow: #ffd84d;
  --sw-accent-green: #34c38f;
  --sw-accent-coral: #ff7a7a;
  --sw-accent-orange: #ff9f43;
  --sw-border: #dce8f5;
  --sw-shadow: 0 10px 30px rgba(55, 110, 180, 0.12);
  --sw-shadow-hover: 0 14px 36px rgba(55, 110, 180, 0.18);
  --sw-radius-sm: 12px;
  --sw-radius-md: 18px;
  --sw-radius-lg: 26px;
  --sw-radius-xl: 36px;
  --sw-container: 1120px;
  --sw-font-display: "Baloo 2", "Fredoka", system-ui, sans-serif;
  --sw-font-body: "Nunito Sans", "Nunito", system-ui, sans-serif;

  /* Legacy names used throughout layout.html embedded styles */
  --font-family: var(--sw-font-body);
  --font-family-heading: var(--sw-font-display);
  --font-weight-strong: 600;
  --primary-color: var(--sw-primary);
  --primary-color-light: #eef8ff;
  --primary-color-dark: var(--sw-primary-hover);
  --secondary-color: var(--sw-accent-green);
  --secondary-color-hover: #2ca578;
  --secondary-color-pressed: #248f6a;
  --accent-color: var(--sw-primary);
  --text-color: var(--sw-text);
  --text-color-light: var(--sw-text-soft);
  --heading-color: var(--sw-text);
  --background-color: var(--sw-surface);
  --background-color-alt: var(--sw-surface-soft);
  --background-light: var(--sw-surface-soft);
  --background-dark: var(--sw-border);
  --background-positive-light: #e8faf3;
  --background-positive-dark: #1a5c45;
  --border-color: rgba(34, 48, 73, 0.12);
  --border-radius: var(--sw-radius-sm);
  --box-shadow: var(--sw-shadow);
  --transition-speed: 0.3s;

  --ds-font-weight-strong: 600;
  --ds-button-primary-background-color: var(--sw-accent-green);
  --ds-button-primary-background-color-hover: #2ca578;
  --ds-button-primary-background-color-pressed: #248f6a;
  --ds-button-primary-text-color: #ffffff;
  --ds-button-primary-link-color: var(--sw-primary);
  --ds-link-primary-color: var(--sw-primary);
  --ds-link-primary-color-hover: var(--sw-primary-hover);
  --ds-notification-indicator-background-color: var(--sw-accent-yellow);
  --ds-notification-indicator-text-color: #223049;
  --ds-radio-checked-color-default: var(--sw-primary);
  --ds-radio-checked-color-interactive: var(--sw-primary);
  --ds-checkbox-checked-color: var(--sw-primary);
  --ds-checkbox-checked-color-hover: var(--sw-primary-hover);
  --ds-checkbox-checked-color-active: var(--sw-primary-hover);
  --ds-ratings-star-primary-fill-color: var(--sw-accent-yellow);
  --ds-ratings-star-secondary-fill-color: #fff8e6;
  --header-bottom-position-px: 55px;
  --accordion-active-border-color: 1px solid var(--sw-border);
  --ds-eyebrow-banner-light-positive-background-color: var(--sw-surface-accent);
  --ds-eyebrow-banner-dark-positive-background-color: #1a5c45;
  --ds-color-context-text-default: var(--sw-text);
  --ds-color-context-heading-default: var(--sw-text);
  --ds-color-context-text-secondary: var(--sw-text-soft);

  /* Text on light/cream/white surfaces (never use button “on green” white here) */
  --ds-text-on-surface: var(--sw-text);
  /* Slightly stronger for mint-tint strips and nav hovers */
  --ds-text-on-mint-wash: #153d35;
}

html {
  scroll-behavior: smooth;
}

/* Mobile nav drawer: prevent page scroll behind overlay */
body.nav-drawer-open {
  overflow: hidden;
}

@media (min-width: 1024px) {
  body.nav-drawer-open {
    overflow: visible;
  }
}

body {
  font-family: var(--sw-font-body);
  color: var(--sw-text);
  line-height: 1.5;
  font-size: 1.05rem;
  background: linear-gradient(180deg, var(--sw-bg) 0%, #f0f7fc 100%);
  scroll-behavior: smooth;
  /* Reserve space so fixed/anchor ads (e.g. AdSense) do not cover CTAs on mobile */
  padding-bottom: env(safe-area-inset-bottom, 0);
}

@media (max-width: 900px) {
  body {
    padding-bottom: calc(5.5rem + env(safe-area-inset-bottom, 0));
  }
}

/* Syllable word list cards: avoid equal-height columns creating huge empty areas */
.home-words-by-syllable .columns.is-multiline {
  align-items: flex-start;
}

.home-words-by-syllable .box {
  overflow: visible;
}

/* Home — interactive tools CTAs: full-width stack on phone, no overlap */
.home-tool-cta-row {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
  max-width: 22rem;
  margin-left: auto;
  margin-right: auto;
}

.home-tool-cta-row .home-tool-cta-btn {
  width: 100%;
  margin: 0 !important;
  white-space: normal;
  line-height: 1.35;
  min-height: 3rem;
}

@media (min-width: 769px) {
  .home-tool-cta-row {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    max-width: none;
    gap: 1rem;
  }

  .home-tool-cta-row .home-tool-cta-btn {
    width: auto;
    white-space: nowrap;
  }
}

h1,
h2,
h3,
h4,
h5,
h6,
.title {
  font-family: var(--sw-font-display);
  color: var(--sw-text);
  letter-spacing: 0.01em;
  line-height: 1.15;
}

.content a:not(.button):not(.navbar-item):not(.nav-panel-link):not(.nav-grade-pill):not(.site-logo) {
  color: var(--sw-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.content a:not(.button):not(.navbar-item):not(.nav-panel-link):not(.nav-grade-pill):not(.site-logo):hover {
  color: var(--sw-primary-hover);
}

/* Primary Bulma buttons — sky CTA (guide) */
.button.is-primary {
  background: var(--sw-primary);
  border-color: transparent;
  color: #fff;
  font-weight: 800;
  border-radius: 999px;
  min-height: 48px;
  box-shadow: var(--sw-shadow);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.button.is-primary:hover,
.button.is-primary:focus {
  background: var(--sw-primary-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--sw-shadow-hover);
}

.button.is-primary:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(55, 168, 255, 0.35);
}

.button.is-link {
  color: var(--sw-primary);
  font-weight: 700;
}

/* Cards / boxes — softer kids-learning feel */
.box {
  border-radius: var(--sw-radius-md);
  border: 2px solid var(--sw-border);
  box-shadow: var(--sw-shadow);
  background: var(--sw-surface);
  color: var(--sw-text);
}

/* Style text links in cards — never override real buttons (Bulma or button-enhanced) */
main .section .container .box a:not(.button):not(.button-enhanced):not(.nav-panel-link):not(.nav-grade-pill) {
  color: var(--sw-primary);
  font-weight: 600;
}

main .section .container .box a:not(.button):not(.button-enhanced):not(.nav-panel-link):not(.nav-grade-pill):hover {
  color: var(--sw-primary-hover);
}

/* Motion utilities (opt-in) */
@keyframes sw-floaty {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

@keyframes sw-pop-in {
  0% {
    transform: scale(0.92);
    opacity: 0;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.sw-floaty {
  animation: sw-floaty 3.6s ease-in-out infinite;
}

.sw-pop-in {
  animation: sw-pop-in 320ms ease-out;
}

/* Main site hero — sky + violet (guide primary / secondary) */
.hero-section {
  background: linear-gradient(135deg, var(--sw-primary) 0%, var(--sw-secondary) 100%) !important;
  color: #fff !important;
}

.hero-title,
.hero-subtitle {
  color: #fff !important;
}

.section-title {
  color: var(--sw-text) !important;
  border-bottom-color: var(--sw-primary) !important;
}

.section-title::after {
  background-color: var(--sw-accent-green) !important;
}

/* Worksheet print pages — align with design tokens (screen) */
body.worksheet-page {
  background: linear-gradient(180deg, var(--sw-bg) 0%, #f6fbff 100%) !important;
}

body.worksheet-page .ws-toolbar {
  background: var(--sw-surface);
  border-bottom: 2px solid var(--sw-border);
}

body.worksheet-page .ws-sheet {
  border-radius: var(--sw-radius-md);
  border: 2px solid var(--sw-border);
  box-shadow: var(--sw-shadow);
  font-family: var(--sw-font-body), "Nunito", Arial, sans-serif;
}

body.worksheet-page .ws-header-left h1 {
  font-family: var(--sw-font-display), var(--sw-font-body), sans-serif;
}

/* Form focus — large touch targets already in worksheet-base; reinforce ring */
.input:focus-visible,
.textarea:focus-visible,
.select:focus-visible {
  border-color: var(--sw-primary);
  box-shadow: 0 0 0 4px rgba(55, 168, 255, 0.2);
}

.button.is-link:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(55, 168, 255, 0.35);
  border-radius: 6px;
}

@media print {
  body.worksheet-page {
    background: #fff !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .button.is-primary:hover,
  .button.is-primary:focus {
    transform: none;
  }

  .sw-floaty,
  .sw-pop-in {
    animation: none !important;
  }
}