/* ============================================================
   HAPPY KIDS – Frontend Design System
   ============================================================ */

/* ── 0. Google Fonts ──────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Nunito:ital,wght@0,400;0,500;0,600;0,700;0,800;0,900;1,400&family=Baloo+2:wght@400;500;600;700;800&display=swap');

/* ── 1. Design Tokens ─────────────────────────────────────── */
:root {
  /* Brand colors */
  --clr-primary:      #FF6B35;   /* warm orange */
  --clr-primary-dk:  #e55a24;
  --clr-primary-lt:  #ffe6db;
  --clr-secondary:   #2EC4B6;   /* teal green */
  --clr-secondary-lt:#d2f4f1;
  --clr-accent:      #FFD166;   /* golden yellow */
  --clr-accent-lt:   #fff7df;
  --clr-purple:      #7B5EA7;
  --clr-purple-lt:   #f0eaf9;

  /* Neutral */
  --clr-text:        #1e1e2e;
  --clr-text-muted:  #6B7280;
  --clr-bg:          #FFFDF9;
  --clr-surface:     #ffffff;
  --clr-border:      #F0EBE3;

  /* Typography */
  --font-heading:    'Baloo 2', 'Nunito', sans-serif;
  --font-body:       'Nunito', sans-serif;

  /* Spacing */
  --space-xs:   .5rem;
  --space-sm:   1rem;
  --space-md:   1.5rem;
  --space-lg:   2.5rem;
  --space-xl:   4rem;
  --space-2xl:  6rem;

  /* Radius */
  --radius-sm:  .5rem;
  --radius-md:  1rem;
  --radius-lg:  1.5rem;
  --radius-xl:  2.5rem;
  --radius-full: 9999px;

  /* Shadow */
  --shadow-sm:  0 1px 4px rgba(0,0,0,.06);
  --shadow-md:  0 4px 20px rgba(0,0,0,.08);
  --shadow-lg:  0 8px 40px rgba(0,0,0,.12);

  /* Transition */
  --transition: all .25s cubic-bezier(.4,0,.2,1);
}

/* ── 2. Reset & Base ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--clr-text);
  background: var(--clr-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── 3. Typography ────────────────────────────────────────── */
h1,h2,h3,h4,h5 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--clr-text);
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.15rem; }
p  { margin-bottom: var(--space-sm); }

.text-primary   { color: var(--clr-primary); }
.text-secondary { color: var(--clr-secondary); }
.text-muted     { color: var(--clr-text-muted); }
.text-center    { text-align: center; }
.text-sm        { font-size: .875rem; }
.fw-600         { font-weight: 600; }
.fw-700         { font-weight: 700; }
.fw-800         { font-weight: 800; }

/* ── 4. Layout ────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1.25rem;
}
.container-wide { max-width: 1400px; }
.container-narrow { max-width: 860px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--space-md); }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: var(--space-md); }

@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-start  { display: flex; align-items: center; gap: var(--space-sm); }

.section { padding-block: var(--space-xl); }
.section-sm { padding-block: var(--space-lg); }
.section-header { text-align: center; margin-bottom: var(--space-lg); }
.section-header .label {
  display: inline-block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--clr-primary);
  background: var(--clr-primary-lt);
  padding: .25rem .85rem;
  border-radius: var(--radius-full);
  margin-bottom: .75rem;
}
.section-header h2 { margin-bottom: .5rem; }
.section-header p  { color: var(--clr-text-muted); max-width: 56ch; margin-inline: auto; margin-bottom: 0; }

/* ── 5. Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .75rem 1.6rem;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: .95rem;
  font-weight: 700;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--clr-primary);
  color: #fff;
  border-color: var(--clr-primary);
}
.btn-primary:hover {
  background: var(--clr-primary-dk);
  border-color: var(--clr-primary-dk);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255,107,53,.35);
}
.btn-outline {
  background: transparent;
  color: var(--clr-primary);
  border-color: var(--clr-primary);
}
.btn-outline:hover {
  background: var(--clr-primary);
  color: #fff;
  transform: translateY(-2px);
}
.btn-secondary {
  background: var(--clr-secondary);
  color: #fff;
  border-color: var(--clr-secondary);
}
.btn-secondary:hover {
  background: #25a99e;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(46,196,182,.35);
}
.btn-white {
  background: #fff;
  color: var(--clr-primary);
  border-color: #fff;
}
.btn-white:hover {
  background: var(--clr-primary-lt);
  transform: translateY(-2px);
}
.btn-sm { padding: .5rem 1.1rem; font-size: .85rem; }
.btn-lg { padding: 1rem 2.2rem; font-size: 1.05rem; }

/* ── 6. Cards ─────────────────────────────────────────────── */
.card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.card-img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.card-body { padding: var(--space-md); }
.card-meta {
  font-size: .8rem;
  font-weight: 600;
  color: var(--clr-primary);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: .3rem;
}
.card-title { font-size: 1.1rem; margin-bottom: .5rem; line-height: 1.4; }
.card-title a:hover { color: var(--clr-primary); }
.card-excerpt { font-size: .9rem; color: var(--clr-text-muted); margin-bottom: .75rem; }
.card-date { font-size: .78rem; color: var(--clr-text-muted); }

/* Category badge */
.badge {
  display: inline-block;
  padding: .2rem .7rem;
  border-radius: var(--radius-full);
  font-size: .78rem;
  font-weight: 700;
}
.badge-primary   { background: var(--clr-primary-lt);   color: var(--clr-primary); }
.badge-secondary { background: var(--clr-secondary-lt); color: var(--clr-secondary); }
.badge-accent    { background: var(--clr-accent-lt);    color: #b8860b; }
.badge-purple    { background: var(--clr-purple-lt);    color: var(--clr-purple); }

/* ── 7. Topbar ────────────────────────────────────────────── */
.topbar {
  background: var(--clr-text);
  color: rgba(255,255,255,.8);
  font-size: .82rem;
  padding: .45rem 0;
}
.topbar a { color: rgba(255,255,255,.85); }
.topbar a:hover { color: var(--clr-accent); }
.topbar__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm); }
.topbar__left, .topbar__right { display: flex; align-items: center; gap: 1.25rem; }
.topbar__item { display: flex; align-items: center; gap: .4rem; }
.topbar__item i { font-size: .85rem; color: var(--clr-accent); }

@media (max-width: 640px) {
  .topbar { display: none; }
}

/* ── 8. Navbar ────────────────────────────────────────────── */
.hk-navbar {
  background: #fff;
  box-shadow: 0 2px 16px rgba(0,0,0,.07);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.hk-navbar.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,.13); }
.hk-navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: .85rem;
  gap: var(--space-md);
}
.hk-navbar__logo { display: flex; align-items: center; gap: .65rem; }
.hk-navbar__logo img { height: 52px; width: auto; object-fit: contain; }
.hk-navbar__logo-text { font-family: var(--font-heading); font-size: 1.25rem; font-weight: 800; color: var(--clr-primary); line-height: 1.15; }
.hk-navbar__logo-sub  { font-size: .7rem; font-weight: 500; color: var(--clr-text-muted); display: block; }

.hk-nav { display: flex; align-items: center; gap: .1rem; }
.hk-nav__item { position: relative; }
.hk-nav__link {
  display: block;
  padding: .55rem .9rem;
  font-size: .9rem;
  font-weight: 650;
  color: var(--clr-text);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}
.hk-nav__link:hover, .hk-nav__link.active {
  color: var(--clr-primary);
  background: var(--clr-primary-lt);
}

/* Dropdown */
.hk-nav__dropdown {
  display: none;
  position: absolute;
  top: calc(100% + .5rem);
  left: 0;
  min-width: 210px;
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  z-index: 100;
  border: 1px solid var(--clr-border);
  animation: dropdownIn .2s ease;
}
@keyframes dropdownIn { from { opacity:0; transform:translateY(-8px); } to { opacity:1; transform:translateY(0); } }
.hk-nav__item:hover .hk-nav__dropdown { display: block; }
.hk-nav__dropdown a {
  display: block;
  padding: .65rem 1.1rem;
  font-size: .875rem;
  font-weight: 600;
  color: var(--clr-text);
  transition: var(--transition);
}
.hk-nav__dropdown a:hover { background: var(--clr-primary-lt); color: var(--clr-primary); }

.hk-navbar__cta { display: flex; align-items: center; gap: .65rem; }

/* Mobile toggle */
.hk-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: .3rem;
}
.hk-menu-toggle span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--clr-text);
  border-radius: 9px;
  transition: var(--transition);
}
.hk-menu-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hk-menu-toggle.open span:nth-child(2) { opacity: 0; }
.hk-menu-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* Mobile nav */
.hk-mobile-nav {
  display: none;
  border-top: 1px solid var(--clr-border);
  background: #fff;
  padding: var(--space-sm) 0 var(--space-md);
}
.hk-mobile-nav.active { display: block; }
.hk-mobile-nav a {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .65rem 1.25rem;
  font-weight: 650;
  font-size: .95rem;
  color: var(--clr-text);
  border-left: 3px solid transparent;
}
.hk-mobile-nav a:hover {
  color: var(--clr-primary);
  border-color: var(--clr-primary);
  background: var(--clr-primary-lt);
}
.hk-mobile-nav__sub a { padding-left: 2.5rem; font-size: .875rem; font-weight: 500; }

@media (max-width: 980px) {
  .hk-nav, .hk-navbar__cta { display: none; }
  .hk-menu-toggle { display: flex; }
}

/* ── 9. Hero Section ──────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #fff7f3 0%, #fff3e0 40%, #e8f8f5 100%);
  padding: var(--space-2xl) 0 var(--space-xl);
}
.hero::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,107,53,.12) 0%, transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -60px; left: -60px;
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(46,196,182,.1) 0%, transparent 70%);
  pointer-events: none;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--clr-primary-lt);
  color: var(--clr-primary);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .35rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-sm);
}
.hero__title { margin-bottom: var(--space-sm); }
.hero__title em { font-style: normal; color: var(--clr-primary); }
.hero__desc { color: var(--clr-text-muted); font-size: 1.05rem; margin-bottom: var(--space-md); }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.hero__stats { display: flex; gap: var(--space-lg); margin-top: var(--space-md); }
.hero__stat-num { display: block; font-family: var(--font-heading); font-size: 1.8rem; font-weight: 800; color: var(--clr-text); }
.hero__stat-label { font-size: .78rem; color: var(--clr-text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: .06em; }

.hero__image { position: relative; }
.hero__img-main {
  border-radius: var(--radius-xl);
  width: 100%;
  aspect-ratio: 4/3.5;
  object-fit: cover;
  box-shadow: var(--shadow-lg);
}
.hero__img-badge {
  position: absolute;
  bottom: -1rem;
  left: -1rem;
  background: #fff;
  border-radius: var(--radius-md);
  padding: .75rem 1rem;
  display: flex;
  align-items: center;
  gap: .65rem;
  box-shadow: var(--shadow-md);
}
.hero__img-badge-icon { font-size: 1.4rem; }
.hero__img-badge-title { font-size: .85rem; font-weight: 800; color: var(--clr-text); }
.hero__img-badge-sub   { font-size: .7rem; color: var(--clr-text-muted); }

.hero__slider-dots { display: flex; gap: .45rem; margin-top: var(--space-md); }
.hero__slider-dot {
  width: 8px; height: 8px;
  border-radius: var(--radius-full);
  background: var(--clr-border);
  border: none; cursor: pointer;
  transition: var(--transition);
}
.hero__slider-dot.active { background: var(--clr-primary); width: 24px; }

@media (max-width: 768px) {
  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__actions { justify-content: center; }
  .hero__stats  { justify-content: center; }
  .hero__image  { display: none; }
}

/* ── 10. Stats Strip ──────────────────────────────────────── */
.stats-strip {
  background: var(--clr-primary);
  color: #fff;
  padding: var(--space-lg) 0;
}
.stats-strip__grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: var(--space-md);
  text-align: center;
}
.stats-strip__num {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
}
.stats-strip__label { font-size: .85rem; opacity: .85; font-weight: 600; }
.stats-strip__divider { border-left: 1px solid rgba(255,255,255,.2); }
@media (max-width: 700px) { .stats-strip__grid { grid-template-columns: repeat(2,1fr); } .stats-strip__divider { border: none; } }

/* ── 11. About / Welcome strip ────────────────────────────── */
.about-section { background: #fff; }
.about-section__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}
.about-section__img {
  border-radius: var(--radius-xl);
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  box-shadow: var(--shadow-lg);
}
.about-section__points { display: flex; flex-direction: column; gap: .85rem; margin-top: var(--space-md); }
.about-section__point { display: flex; align-items: flex-start; gap: .85rem; }
.about-section__point-icon {
  flex-shrink: 0;
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  background: var(--clr-primary-lt);
  color: var(--clr-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
}
@media (max-width: 768px) { .about-section__inner { grid-template-columns: 1fr; } }

/* ── 12. Features / Program Cards ─────────────────────────── */
.features-section { background: var(--clr-accent-lt); }
.feature-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 2px solid transparent;
}
.feature-card:hover {
  border-color: var(--clr-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.feature-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}
.fi-orange { background: var(--clr-primary-lt); color: var(--clr-primary); }
.fi-teal   { background: var(--clr-secondary-lt); color: var(--clr-secondary); }
.fi-yellow { background: var(--clr-accent-lt); color: #c07d00; }
.fi-purple { background: var(--clr-purple-lt); color: var(--clr-purple); }
.feature-card h3 { font-size: 1.05rem; margin-bottom: .4rem; }
.feature-card p  { font-size: .875rem; color: var(--clr-text-muted); margin: 0; }

/* ── 13. Facilities Gallery ───────────────────────────────── */
.facilities-section { background: var(--clr-bg); }
.facility-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: .75rem;
}
.facility-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 1;
  cursor: pointer;
}
.facility-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.facility-item:hover img { transform: scale(1.07); }
.facility-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.65) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: .85rem;
  opacity: 0;
  transition: var(--transition);
}
.facility-item:hover .facility-item__overlay { opacity: 1; }
.facility-item__label {
  color: #fff;
  font-size: .85rem;
  font-weight: 700;
  line-height: 1.2;
}
@media (max-width: 768px) { .facility-grid { grid-template-columns: repeat(2,1fr); } }

/* ── 14. Post / News Cards ────────────────────────────────── */
.news-section { background: #fff; }
.news-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--space-md); }
@media (max-width: 900px) { .news-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 600px) { .news-grid { grid-template-columns: 1fr; } }

.post-card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  border: 1px solid var(--clr-border);
}
.post-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: transparent;
}
.post-card__img-wrap { overflow: hidden; }
.post-card__img { width: 100%; aspect-ratio: 16/9; object-fit: cover; transition: transform .4s ease; }
.post-card:hover .post-card__img { transform: scale(1.04); }
.post-card__body { padding: var(--space-sm) var(--space-md) var(--space-md); flex: 1; display: flex; flex-direction: column; }
.post-card__meta { display: flex; align-items: center; gap: .6rem; margin-bottom: .5rem; }
.post-card__title { font-size: 1rem; font-weight: 700; margin-bottom: .5rem; line-height: 1.4; flex: 1; }
.post-card__title a:hover { color: var(--clr-primary); }
.post-card__excerpt { font-size: .875rem; color: var(--clr-text-muted); margin-bottom: .75rem; }
.post-card__read-more {
  font-size: .85rem;
  font-weight: 700;
  color: var(--clr-primary);
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  margin-top: auto;
}
.post-card__read-more:hover { gap: .6rem; }

/* Post list (index page) */
.posts-index-hero {
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-primary-dk) 100%);
  color: #fff;
  padding: var(--space-xl) 0;
  text-align: center;
}
.posts-index-hero h1 { color: #fff; margin-bottom: .5rem; }
.posts-index-hero p  { color: rgba(255,255,255,.85); margin: 0; }

.posts-filter {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-block: var(--space-md);
}
.posts-filter__btn {
  padding: .45rem 1.1rem;
  border-radius: var(--radius-full);
  font-size: .875rem;
  font-weight: 700;
  background: var(--clr-border);
  color: var(--clr-text);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  display: inline-block;
}
.posts-filter__btn:hover,
.posts-filter__btn.active {
  background: var(--clr-primary);
  color: #fff;
}

/* Post detail page */
.post-detail { background: var(--clr-bg); padding-block: var(--space-xl); }
.post-detail__container { display: grid; grid-template-columns: 1fr 300px; gap: var(--space-lg); }
.post-detail__main {}
.post-detail__cover {
  width: 100%;
  aspect-ratio: 16/7;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
}
.post-detail__meta { display: flex; align-items: center; gap: .75rem; margin-bottom: var(--space-sm); }
.post-detail__title { margin-bottom: var(--space-sm); }
.post-detail__content {
  font-size: 1.02rem;
  line-height: 1.8;
  color: var(--clr-text);
}
.post-detail__content p { margin-bottom: 1.2rem; }
.post-detail__content img { border-radius: var(--radius-md); margin: var(--space-sm) 0; }
.post-detail__content h2,
.post-detail__content h3 { margin: var(--space-md) 0 var(--space-sm); color: var(--clr-text); }
.post-sidebar { }
.post-sidebar__box {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-sm);
}
.post-sidebar__title { font-size: 1rem; font-weight: 800; margin-bottom: var(--space-sm); color: var(--clr-text); }
.related-post { display: flex; gap: .75rem; margin-bottom: .85rem; }
.related-post__img { width: 72px; height: 56px; object-fit: cover; border-radius: var(--radius-sm); flex-shrink: 0; }
.related-post__title { font-size: .85rem; font-weight: 600; line-height: 1.3; }
.related-post__date  { font-size: .75rem; color: var(--clr-text-muted); margin-top: .2rem; }
@media (max-width: 860px) { .post-detail__container { grid-template-columns: 1fr; } .post-sidebar { display: none; } }

/* ── 15. CTA Banner ───────────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, var(--clr-secondary) 0%, #1a8f86 100%);
  color: #fff;
  padding: var(--space-xl) 0;
  text-align: center;
}
.cta-banner h2 { color: #fff; margin-bottom: .75rem; }
.cta-banner p  { color: rgba(255,255,255,.85); margin-bottom: var(--space-md); }
.cta-banner__actions { display: flex; flex-wrap: wrap; gap: var(--space-sm); justify-content: center; }

/* ── 16. Testimonials ─────────────────────────────────────── */
.testimonials-section { background: var(--clr-secondary-lt); }
.testimonial-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  position: relative;
}
.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: .75rem;
  right: 1.25rem;
  font-size: 4rem;
  color: var(--clr-secondary);
  opacity: .2;
  line-height: 1;
  font-family: serif;
}
.testimonial-stars { color: var(--clr-accent); font-size: .9rem; margin-bottom: .5rem; }
.testimonial-text { font-size: .925rem; color: var(--clr-text-muted); margin-bottom: var(--space-sm); font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: .65rem; }
.testimonial-avatar { width: 42px; height: 42px; border-radius: var(--radius-full); object-fit: cover; background: var(--clr-primary-lt); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
.testimonial-name  { font-size: .9rem; font-weight: 700; }
.testimonial-role  { font-size: .75rem; color: var(--clr-text-muted); }

/* ── 17. Contact Page ─────────────────────────────────────── */
.contact-hero {
  background: linear-gradient(135deg, var(--clr-purple) 0%, #5b3f8a 100%);
  color: #fff;
  padding: var(--space-xl) 0;
  text-align: center;
}
.contact-hero h1 { color: #fff; margin-bottom: .5rem; }
.contact-hero p  { color: rgba(255,255,255,.85); }
.contact-section { padding-block: var(--space-xl); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
.contact-info-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
}
.contact-info-item { display: flex; gap: var(--space-sm); margin-bottom: var(--space-md); }
.contact-info-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  background: var(--clr-primary-lt);
  color: var(--clr-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}
.contact-info-label { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--clr-text-muted); margin-bottom: .2rem; }
.contact-info-value { font-size: .975rem; font-weight: 600; }

/* Contact form */
.contact-form-box {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
}
.form-group { margin-bottom: var(--space-sm); }
.form-label { display: block; font-size: .875rem; font-weight: 700; margin-bottom: .35rem; color: var(--clr-text); }
.form-control {
  width: 100%;
  padding: .75rem 1rem;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: .95rem;
  color: var(--clr-text);
  background: var(--clr-bg);
  transition: var(--transition);
  outline: none;
}
.form-control:focus { border-color: var(--clr-primary); box-shadow: 0 0 0 3px var(--clr-primary-lt); }
.form-control.error { border-color: #ef4444; }
textarea.form-control { resize: vertical; min-height: 140px; }
@media (max-width: 768px) { .contact-grid { grid-template-columns: 1fr; } }

/* ── 18. Page Hero ────────────────────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, #1e1e2e 0%, var(--clr-text) 100%);
  color: #fff;
  padding: var(--space-xl) 0;
}
.page-hero h1 { color: #fff; margin-bottom: .5rem; }
.page-hero .breadcrumb { display: flex; align-items: center; gap: .5rem; font-size: .85rem; color: rgba(255,255,255,.65); margin-top: .5rem; }
.page-hero .breadcrumb a { color: rgba(255,255,255,.75); }
.page-hero .breadcrumb a:hover { color: var(--clr-accent); }

/* ── 19. Footer ───────────────────────────────────────────── */
.hk-footer {
  background: var(--clr-text);
  color: rgba(255,255,255,.8);
  padding-top: var(--space-xl);
}
.hk-footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: var(--space-lg);
}
.hk-footer__brand-logo { height: 48px; object-fit: contain; margin-bottom: var(--space-sm); }
.hk-footer__brand-name { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 800; color: #fff; margin-bottom: .35rem; }
.hk-footer__brand-desc { font-size: .875rem; line-height: 1.7; color: rgba(255,255,255,.65); margin-bottom: var(--space-sm); }
.hk-footer__social { display: flex; gap: .5rem; }
.hk-footer__social a {
  width: 36px; height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.8);
  font-size: .875rem;
  transition: var(--transition);
}
.hk-footer__social a:hover { background: var(--clr-primary); color: #fff; }

.hk-footer__col-title { font-size: 1rem; font-weight: 800; color: #fff; margin-bottom: var(--space-sm); }
.hk-footer__links { display: flex; flex-direction: column; gap: .45rem; }
.hk-footer__links a { font-size: .875rem; color: rgba(255,255,255,.65); transition: var(--transition); }
.hk-footer__links a:hover { color: var(--clr-accent); padding-left: .25rem; }

.hk-footer__contact-item { display: flex; align-items: flex-start; gap: .65rem; margin-bottom: .6rem; }
.hk-footer__contact-icon { color: var(--clr-accent); font-size: .925rem; flex-shrink: 0; margin-top: .15rem; }
.hk-footer__contact-text { font-size: .875rem; color: rgba(255,255,255,.65); }

.hk-footer__bar {
  border-top: 1px solid rgba(255,255,255,.1);
  margin-top: var(--space-lg);
  padding: var(--space-sm) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .8rem;
  color: rgba(255,255,255,.45);
  flex-wrap: wrap;
  gap: .5rem;
}
@media (max-width: 900px) { .hk-footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .hk-footer__grid { grid-template-columns: 1fr; } .hk-footer__bar { flex-direction: column; text-align: center; } }

/* ── 20. Floating Action Buttons ─────────────────────────── */
.hk-fab {
  position: fixed;
  bottom: 2rem;
  right: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .65rem;
  z-index: 990;
}
.hk-fab__btn {
  width: 52px; height: 52px;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  position: relative;
}
.hk-fab__btn::before {
  content: attr(data-tip);
  position: absolute;
  right: calc(100% + .65rem);
  background: var(--clr-text);
  color: #fff;
  font-size: .78rem;
  font-weight: 700;
  white-space: nowrap;
  padding: .3rem .75rem;
  border-radius: var(--radius-full);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}
.hk-fab__btn:hover::before { opacity: 1; }
.hk-fab__btn:hover { transform: scale(1.12); }
.hk-fab__phone { background: var(--clr-primary); color: #fff; }
.hk-fab__zalo  { background: #0068ff; color: #fff; }
.hk-fab__scroll { background: rgba(255,255,255,.95); color: var(--clr-text); border: 1px solid var(--clr-border); display: none; }
.hk-fab__scroll.show { display: flex; }

/* ── 21. Breadcrumb ───────────────────────────────────────── */
.hk-breadcrumb { display: flex; align-items: center; gap: .5rem; font-size: .85rem; padding-block: var(--space-sm); }
.hk-breadcrumb a { color: var(--clr-text-muted); }
.hk-breadcrumb a:hover { color: var(--clr-primary); }
.hk-breadcrumb__sep { color: var(--clr-border); }
.hk-breadcrumb__current { color: var(--clr-text); font-weight: 600; }

/* ── 22. Pagination ───────────────────────────────────────── */
.hk-pagination { display: flex; flex-wrap: wrap; gap: .4rem; justify-content: center; margin-top: var(--space-lg); }
.hk-pagination a, .hk-pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 40px; height: 40px;
  border-radius: var(--radius-md);
  font-size: .875rem;
  font-weight: 700;
  background: #fff;
  color: var(--clr-text);
  border: 1.5px solid var(--clr-border);
  transition: var(--transition);
  padding-inline: .5rem;
}
.hk-pagination a:hover { border-color: var(--clr-primary); color: var(--clr-primary); }
.hk-pagination .active { background: var(--clr-primary); border-color: var(--clr-primary); color: #fff; }

/* ── 23. Misc Utilities ───────────────────────────────────── */
.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }

.bg-white    { background: #fff; }
.bg-light    { background: var(--clr-bg); }
.bg-accent   { background: var(--clr-accent-lt); }
.bg-primary  { background: var(--clr-primary-lt); }

.divider { border: none; border-top: 1.5px solid var(--clr-border); margin-block: var(--space-md); }

.no-results { text-align: center; padding: var(--space-xl) 0; color: var(--clr-text-muted); }
.no-results__icon { font-size: 3rem; margin-bottom: var(--space-sm); }

/* Alert flash messages */
.alert {
  padding: .85rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: .925rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}
.alert-success { background: #ecfdf5; border: 1.5px solid #a7f3d0; color: #065f46; }
.alert-error   { background: #fef2f2; border: 1.5px solid #fecaca; color: #991b1b; }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Scroll-top */
.hk-scroll-top {
  position: fixed;
  bottom: 5.5rem;
  right: 1.5rem;
  width: 40px; height: 40px;
  background: #fff;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-full);
  display: none;
  align-items: center;
  justify-content: center;
  color: var(--clr-text);
  font-size: .85rem;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  z-index: 985;
  transition: var(--transition);
}
.hk-scroll-top.show { display: flex; }
.hk-scroll-top:hover { background: var(--clr-primary); color: #fff; border-color: var(--clr-primary); }

/* Image placeholder when image 404 */
.img-placeholder {
  background: linear-gradient(135deg, var(--clr-primary-lt) 0%, var(--clr-secondary-lt) 100%);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-text-muted);
  font-size: 2rem;
}

/* Helper for rich text content from admin */
.prose { line-height: 1.8; }
.prose p  { margin-bottom: 1.2rem; }
.prose h2 { font-size: 1.4rem; margin: var(--space-md) 0 var(--space-sm); }
.prose h3 { font-size: 1.15rem; margin: var(--space-sm) 0 .5rem; }
.prose ul  { list-style: disc; padding-left: 1.5rem; margin-bottom: 1rem; }
.prose ul li { margin-bottom: .35rem; }
.prose img { border-radius: var(--radius-md); margin: var(--space-sm) 0; }
.prose blockquote {
  border-left: 4px solid var(--clr-primary);
  padding: .75rem 1.25rem;
  background: var(--clr-primary-lt);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: var(--space-sm) 0;
  color: var(--clr-text-muted);
  font-style: italic;
}