/* custom.css - SEO & design refresh overrides */

/* Calendar Section Styles (clean, balanced cards) */
.calendar-section {
    padding: 4.5rem 0 3rem;
    background: linear-gradient(180deg, #fbfdff 0%, #f3f7fb 100%);
    position: relative;
    overflow: hidden;
}

.calendar-section h2 {
    color: var(--dark-color);
    margin-bottom: 1.75rem;
    text-align: center;
    font-weight: 700;
}

.calendar-section .row {
    justify-content: center;
}

.calendar-section .col-lg-4 {
    flex: 0 0 auto;
    width: 33.333333%;
    max-width: 320px;
    padding: 12px;
}

.calendar-card {
    width: 100%;
    max-width: 240px;
    aspect-ratio: 1 / 1;
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid rgba(16,24,39,0.04);
    box-shadow: 0 8px 28px rgba(16,24,39,0.06);
    overflow: hidden;
    margin: 0 auto;
    text-decoration: none;
    color: var(--dark-color);
    transition: transform 0.22s ease, box-shadow 0.22s ease;
    display: block;
    position: relative;
    padding-bottom: 10px;
}

.calendar-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 44px rgba(16,24,39,0.09);
}

.calendar-accent {
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 48%;
    height: 4px;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--primary-color), #ff9a65);
    box-shadow: 0 6px 18px rgba(255,127,80,0.08);
}

.calendar-month {
    margin-top: 40px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
    color: var(--primary-color);
}

.calendar-day {
    font-size: 48px;
    font-weight: 800;
    line-height: 1;
    margin: 6px 0 0;
    color: var(--dark-color);
    /* use tabular numbers so single- and double-digit numbers occupy consistent width */
    font-variant-numeric: tabular-nums;
    -webkit-font-feature-settings: "tnum" 1;
    font-feature-settings: "tnum" 1;
    /* ensure exact centering */
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.calendar-content {
    padding: 10px 14px 14px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    height: calc(100% - 140px);
    background: transparent;
}

.calendar-time {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 0.95rem;
    line-height: 1.05;
    padding: 5px 10px;
    border-radius: 999px;
    background: rgba(255,127,80,0.06);
}

.calendar-description {
    font-size: 0.95rem;
    line-height: 1.25;
    color: var(--muted-color);
    max-width: 92%;
    margin: 0 auto;
}

@media (max-width: 991px) {
    .calendar-section .col-lg-4 {
        width: 50%;
    }
}

@media (max-width: 767px) {
    .calendar-section .col-lg-4 {
        width: 100%;
        max-width: 360px;
        padding: 10px;
    }
}

:root{
    --base-font-size:16px;
    --heading-font-weight:700;
    --body-font-family: "Inter", "Helvetica Neue", Arial, sans-serif;
    --primary-color: #ff7f50; /* coral/orange used across calendar accents */
    --dark-color: #0b1220; /* primary dark text color */
    --muted-color: #475569; /* soft muted text */
}

/* Improve base typography */
body{
  font-family: var(--body-font-family);
  font-size: 16px;
  line-height: 1.6;
  color: #222;
}

/* Hero tweaks */
.slick-title{
  font-size: clamp(28px, 4vw, 48px);
  font-weight: var(--heading-font-weight);
  letter-spacing: 0.5px;
}

/* Lead paragraph */
.lead{
  font-size: 1.05rem;
  max-width: 46ch;
}

/* Buttons polish */
.btn{
  border-radius: 12px;
  padding: 0.6rem 1.1rem;
  transition: transform .18s ease, box-shadow .18s ease;
}
.btn:hover{ transform: translateY(-3px); box-shadow: 0 8px 20px rgba(0,0,0,0.08);}

/* Card spacing and images */
.card img{ max-width:100%; height:auto; display:block; border-radius:8px;}

/* Footer*/
footer{ font-size:0.95rem; padding:2rem 0; background:#0f1720; color:#d1d5db;}

/* Mobile improvements */
@media (max-width: 767px){
  .navbar { padding: .6rem 1rem; }
  .slick-title{ font-size: 28px; }
  .lead{ font-size: 1rem; }
  .container{ padding-left: 1rem; padding-right:1rem; }
  .slick-bottom{ padding-bottom: 2rem; }
}

/* Accessibility-friendly focus outlines */
a:focus, button:focus { outline: 3px solid rgba(59,130,246,0.25); outline-offset: 3px; }
.navbar-toggler:focus { outline: 3px solid rgba(59,130,246,0.25); outline-offset: 2px; }

/* Language switcher: align with brand palette */
.language-switcher .btn-group .btn{
  border-radius: 999px !important;
  border-color: var(--primary-color);
  color: var(--primary-color);
  background-color: #fff;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  line-height: 1.2;
  min-width: 64px;
}
.language-switcher .btn-group .btn + .btn{
  margin-left: 8px;
}
.language-switcher .btn-group .btn:hover,
.language-switcher .btn-group .btn:focus{
  color: #fff;
  background-color: var(--primary-color);
  box-shadow: 0 6px 16px rgba(255, 127, 80, 0.2);
}
.language-switcher .btn-group .btn.active,
.language-switcher .btn-group .btn[aria-pressed="true"]{
  color: #fff;
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  box-shadow: 0 6px 18px rgba(255, 127, 80, 0.28);
}
.language-switcher .small.text-muted{
  color: #64748b !important;
  font-weight: 600;
}

/* Chinese font stack for better legibility */
html[lang^="zh"], body[lang^="zh"], :lang(zh){
  font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", "Heiti SC", "Source Han Sans SC", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
  font-weight: 400;
}

/* Tone down letter spacing and tighten leading for dense Chinese copy */
html[lang^="zh"] .slick-title,
html[lang^="zh"] h1,
html[lang^="zh"] h2,
html[lang^="zh"] h3,
html[lang^="zh"] h4 {
  letter-spacing: 0;
  line-height: 1.25;
}

html[lang^="zh"] .lead,
html[lang^="zh"] p,
html[lang^="zh"] li {
  line-height: 1.7;
}

/* Keep hero CTA and chips balanced with wider Chinese text */
html[lang^="zh"] .btn.custom-btn,
html[lang^="zh"] .feature-chip {
  white-space: nowrap;
}

/* Prevent navbar/hero text wrap for Chinese */
@media (min-width: 768px){
  html[lang^="zh"] .navbar-brand span,
  html[lang^="zh"] .navbar .nav-link {
    letter-spacing: 0;
  }
}

/* Keep brand lockup styling consistent across languages */
html[lang^="zh"] .navbar-brand,
html[lang^="zh"] .navbar-brand * {
  font-family: "Inter", "Helvetica Neue", Arial, sans-serif !important;
  letter-spacing: 0.5px;
  font-weight: 700;
}
/* Ensure the strong tag stays bold in both locales */
.navbar-brand strong { font-weight: 700; }

/* Mobile: align switcher inside navbar dropdown */
@media (max-width: 991px){
  .navbar .language-switcher{
    width: 100%;
    padding: 0.4rem 0.25rem 0.1rem;
    justify-content: flex-start;
  }
  .navbar .language-switcher .btn-group{
    width: 100%;
  }
  .navbar .language-switcher .btn-group .btn{
    flex: 1 1 0;
    text-align: center;
  }
}

/* Shared component styles (consolidated from inline <style> blocks) */
.card-elevate {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card-elevate:hover,
.card-elevate:focus-within {
  transform: translateY(-4px);
  box-shadow: 0 0.75rem 1.5rem rgba(0, 0, 0, 0.06);
}
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  pointer-events: none;
}
.reveal-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bs-light);
  color: var(--bs-primary);
}
.feature-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--bs-border-color);
  border-radius: 999px;
  font-size: 0.95rem;
  background-color: #fff;
}
.card-hover {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.card-hover:hover,
.card-hover:focus-within {
  transform: translateY(-4px);
  box-shadow: 0 0.75rem 1.5rem rgba(0, 0, 0, 0.08);
}
.fade-up {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.fade-up.revealed {
  opacity: 1;
  transform: none;
}
.action-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: #fff;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.action-card:hover,
.action-card:focus {
  transform: translateY(-3px);
  box-shadow: 0 0.75rem 1.25rem rgba(0, 0, 0, 0.06);
  border-color: rgba(0, 0, 0, 0.15);
  outline: 3px solid rgba(59,130,246,0.25);
  outline-offset: 3px;
}
.badge-soft {
  background-color: #f8f9fa;
  color: #212529;
  border: 1px solid rgba(0, 0, 0, 0.08);
  font-weight: 500;
}
.nav-pills .nav-link {
  border-radius: 999px;
}
@media (min-width: 992px) {
  .sticky-card {
    position: sticky;
    top: 6rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  .card-elevate,
  .reveal,
  .card-hover,
  .fade-up,
  .action-card {
    transition: none !important;
    transform: none !important;
  }
}