/* ==========================================================================
   Shaheed Smarak Agra — base stylesheet
   No external dependencies. Mobile-first. Breakpoints: 768px, 1024px.
   ========================================================================== */

:root {
  --color-maroon: #7a1f1f;
  --color-maroon-dark: #591414;
  --color-saffron: #ff9933;
  --color-green: #138808;
  --color-navy: #000080;
  --color-cream: #fdf8ee;
  --color-cream-dark: #f3e9d4;
  --color-ink: #2a201c;
  --color-ink-soft: #55483f;
  --color-border: #e2d2b3;

  --font-heading: Georgia, "Times New Roman", "Noto Serif Devanagari", serif;
  --font-body: -apple-system, "Segoe UI", Roboto, "Noto Sans Devanagari", Arial, sans-serif;

  --header-height: 64px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-cream);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  color: var(--color-maroon-dark);
  margin: 0 0 0.5em;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-maroon);
  color: var(--color-cream);
  padding: 10px 16px;
  z-index: 1000;
}

.skip-link:focus {
  left: 8px;
  top: 8px;
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-cream);
  border-bottom: 3px solid var(--color-saffron);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

.site-header__bar {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: var(--header-height);
  padding: 8px 20px;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-width: 0;
}

.site-header__logo {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
}

/* Hindi name/address block — desktop & tablet only */
.site-header__image {
  display: none;
  flex-direction: column;
  justify-content: center;
  line-height: 1.25;
}

.site-header__image-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--color-maroon-dark);
  font-weight: bold;
}

.site-header__image-address {
  font-size: 0.75rem;
  color: var(--color-ink-soft);
}

/* English fallback — mobile only */
.site-header__text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  line-height: 1.2;
  min-width: 0;
}

.site-header__text-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: bold;
  color: var(--color-maroon-dark);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-header__text-sub {
  font-size: 0.7rem;
  color: var(--color-ink-soft);
}

.site-header__spacer {
  flex: 1 1 auto;
}

/* Nav */
.site-nav {
  display: none;
}

.site-nav__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__list a {
  display: block;
  padding: 10px 12px;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-ink);
  border-radius: 4px;
  white-space: nowrap;
}

.site-nav__list a:hover,
.site-nav__list a:focus-visible {
  background: var(--color-cream-dark);
  color: var(--color-maroon);
}

.site-nav__list a[aria-current="page"] {
  color: var(--color-maroon);
  border-bottom: 2px solid var(--color-saffron);
}

/* Hamburger */
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-cream);
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle__icon,
.nav-toggle__icon::before,
.nav-toggle__icon::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-maroon-dark);
  position: relative;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle__icon::before,
.nav-toggle__icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle__icon::before {
  top: -7px;
}

.nav-toggle__icon::after {
  top: 7px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon::after {
  top: 0;
  transform: rotate(-45deg);
}

/* Mobile dropdown nav panel */
.site-nav--mobile {
  display: none;
  border-top: 1px solid var(--color-border);
  background: var(--color-cream);
}

.site-nav--mobile.is-open {
  display: block;
}

.site-nav--mobile .site-nav__list {
  flex-direction: column;
  justify-content: flex-start;
  padding: 8px 20px 16px;
}

.site-nav--mobile .site-nav__list a {
  padding: 12px 8px;
  border-bottom: 1px solid var(--color-border);
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  background:
    linear-gradient(rgba(122, 31, 31, 0.82), rgba(122, 31, 31, 0.82)),
    repeating-linear-gradient(135deg, #8a2828 0 18px, #7a1f1f 18px 36px);
  color: var(--color-cream);
  padding: 56px 0;
  text-align: center;
}

.hero h1 {
  color: var(--color-cream);
  font-size: 1.9rem;
  margin-bottom: 0.4em;
}

.hero p {
  max-width: 640px;
  margin: 0 auto;
  color: var(--color-cream-dark);
  font-size: 1.05rem;
}

.hero__tricolor {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-bottom: 20px;
}

.hero__tricolor span {
  width: 36px;
  height: 6px;
  border-radius: 3px;
}

.hero__tricolor span:nth-child(1) { background: var(--color-saffron); }
.hero__tricolor span:nth-child(2) { background: var(--color-cream); }
.hero__tricolor span:nth-child(3) { background: var(--color-green); }

/* ==========================================================================
   Page hero (interior pages)
   ========================================================================== */

.page-hero {
  background:
    linear-gradient(rgba(122, 31, 31, 0.82), rgba(122, 31, 31, 0.82)),
    repeating-linear-gradient(135deg, #8a2828 0 18px, #7a1f1f 18px 36px);
  color: var(--color-cream);
  padding: 36px 0;
  text-align: center;
}

.page-hero h1 {
  color: var(--color-cream);
  font-size: 1.6rem;
  margin-bottom: 0.2em;
}

.page-hero p {
  margin: 0;
  color: var(--color-cream-dark);
}

.page-hero .hero__tricolor {
  margin-bottom: 14px;
}

/* ==========================================================================
   Sections
   ========================================================================== */

.section {
  padding: 48px 0;
}

.section--alt {
  background: var(--color-cream-dark);
}

.section__heading {
  text-align: center;
  margin-bottom: 8px;
  font-size: 1.6rem;
}

.section__subheading {
  text-align: center;
  color: var(--color-ink-soft);
  max-width: 640px;
  margin: 0 auto 32px;
}

/* Objectives grid */
.objectives-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.objective-card {
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-saffron);
  border-radius: 8px;
  padding: 22px 20px;
}

.objective-card__icon {
  width: 40px;
  height: 40px;
  margin-bottom: 12px;
  color: var(--color-maroon);
}

.objective-card h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
}

.objective-card p {
  margin: 0;
  color: var(--color-ink-soft);
  font-size: 0.95rem;
}

/* Explore/pages grid */
.explore-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.explore-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 18px;
  text-decoration: none;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.explore-card:hover,
.explore-card:focus-visible {
  box-shadow: 0 4px 14px rgba(122, 31, 31, 0.15);
  transform: translateY(-2px);
}

.explore-card__title {
  font-family: var(--font-heading);
  font-weight: bold;
  color: var(--color-maroon-dark);
}

.explore-card__desc {
  font-size: 0.88rem;
  color: var(--color-ink-soft);
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.contact-block h3 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.contact-list dt {
  font-weight: 700;
  color: var(--color-maroon-dark);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.contact-list dd {
  margin: 2px 0 0;
  color: var(--color-ink-soft);
}

.contact-map-note {
  background: var(--color-cream);
  border: 1px dashed var(--color-border);
  border-radius: 8px;
  padding: 20px;
  color: var(--color-ink-soft);
  font-size: 0.9rem;
  text-align: center;
}

.contact-map-note p {
  margin: 0 0 4px;
}

.contact-map-note p:last-child {
  margin-bottom: 0;
}

.contact-block p {
  margin: 0 0 4px;
}

/* Secondary (English) line under a Hindi value/label */
.field-en {
  display: block;
  margin-top: 2px;
  font-size: 0.85rem;
  font-style: italic;
  color: var(--color-ink-soft);
}

p.field-en {
  margin-top: 0;
}

/* ==========================================================================
   Calendar of Martyrs
   ========================================================================== */

.lang-toggle {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin: -4px 0 28px;
}

.lang-toggle__btn {
  padding: 8px 20px;
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  color: var(--color-ink-soft);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
}

.lang-toggle__btn:hover,
.lang-toggle__btn:focus-visible {
  border-color: var(--color-maroon);
  color: var(--color-maroon);
}

.lang-toggle__btn[aria-pressed="true"] {
  background: var(--color-maroon);
  border-color: var(--color-maroon);
  color: var(--color-cream);
}

.calendar-entry__desc--en {
  display: none;
}

.calendar-grid--lang-en .calendar-entry__desc--hi {
  display: none;
}

.calendar-grid--lang-en .calendar-entry__desc--en {
  display: inline;
}

.calendar-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.calendar-month {
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-saffron);
  border-radius: 8px;
  padding: 18px 20px 8px;
}

.calendar-month__title {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 1.1rem;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.calendar-month__title-en {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.calendar-month__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.calendar-entry {
  display: flex;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

.calendar-entry:last-child {
  border-bottom: none;
}

.calendar-entry__date {
  flex-shrink: 0;
  width: 2.4em;
  font-family: var(--font-heading);
  font-weight: bold;
  color: var(--color-maroon);
  font-size: 1.15rem;
  line-height: 1.3;
}

.calendar-entry__body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.calendar-entry__desc {
  color: var(--color-ink);
  font-size: 0.92rem;
}

.calendar-entry__year {
  font-size: 0.78rem;
  color: var(--color-ink-soft);
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 26px;
  background: var(--color-maroon);
  color: var(--color-cream);
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
  border: 2px solid var(--color-maroon);
}

.btn:hover,
.btn:focus-visible {
  background: var(--color-maroon-dark);
  border-color: var(--color-maroon-dark);
}

.btn--outline {
  background: transparent;
  color: var(--color-cream);
  border-color: var(--color-cream);
}

.btn--outline:hover,
.btn--outline:focus-visible {
  background: rgba(253, 248, 238, 0.15);
  border-color: var(--color-cream);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 24px;
}

/* ==========================================================================
   Image Gallery
   ========================================================================== */

/* CSS-columns masonry: naturally fits both portrait and landscape images
   without cropping or forcing a fixed aspect ratio. */
.gallery-grid {
  column-count: 1;
  column-gap: 20px;
}

.gallery-item {
  display: block;
  width: 100%;
  break-inside: avoid;
  margin: 0 0 20px;
  padding: 0;
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  text-align: left;
  font: inherit;
  color: inherit;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.gallery-item:hover,
.gallery-item:focus-visible {
  box-shadow: 0 4px 14px rgba(122, 31, 31, 0.18);
  transform: translateY(-2px);
}

.gallery-item img {
  width: 100%;
  height: auto;
}

.gallery-item__caption {
  display: block;
  padding: 12px 14px;
  font-size: 0.88rem;
  color: var(--color-ink);
}

.gallery-item__caption .field-en {
  margin-top: 3px;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(42, 32, 28, 0.92);
}

.lightbox[hidden] {
  display: none;
}

.lightbox__figure {
  max-width: min(90vw, 900px);
  max-height: 90vh;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.lightbox__img {
  max-width: 100%;
  max-height: 78vh;
  width: auto;
  height: auto;
  margin: 0 auto;
  border-radius: 6px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.lightbox__caption {
  text-align: center;
  color: var(--color-cream-dark);
  font-size: 0.9rem;
}

.lightbox__close {
  position: absolute;
  top: 16px;
  right: 20px;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(253, 248, 238, 0.15);
  color: var(--color-cream);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
}

.lightbox__close:hover,
.lightbox__close:focus-visible {
  background: rgba(253, 248, 238, 0.3);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--color-maroon-dark);
  color: var(--color-cream-dark);
  padding: 32px 0 20px;
  font-size: 0.88rem;
}

.site-footer a {
  color: var(--color-cream);
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 20px;
}

.site-footer h4 {
  margin: 0 0 10px;
  color: var(--color-cream);
  font-family: var(--font-heading);
  font-size: 1rem;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.site-footer__bottom {
  border-top: 1px solid rgba(253, 248, 238, 0.2);
  padding-top: 16px;
  text-align: center;
  color: rgba(253, 248, 238, 0.7);
}

/* ==========================================================================
   Breakpoint: tablet (>= 768px)
   ========================================================================== */

@media (min-width: 768px) {
  .site-header__text {
    display: none;
  }

  .site-header__image {
    display: flex;
    height: 44px;
  }

  .objectives-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .explore-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-grid {
    grid-template-columns: 1.1fr 1fr;
  }

  .calendar-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-grid {
    column-count: 2;
  }

  .site-footer__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero h1 {
    font-size: 2.3rem;
  }

  .page-hero h1 {
    font-size: 2rem;
  }
}

/* ==========================================================================
   Breakpoint: desktop (>= 1024px)
   ========================================================================== */

@media (min-width: 1024px) {
  .nav-toggle,
  .site-nav--mobile {
    display: none;
  }

  .site-nav {
    display: block;
  }

  .objectives-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .explore-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .calendar-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .gallery-grid {
    column-count: 3;
  }

  .hero {
    padding: 76px 0;
  }

  .hero h1 {
    font-size: 2.7rem;
  }
}