/* ================================================================
   global.css — Chania High School
   Shared across all pages: tokens, reset, utilities, layout
   components (topbar, navbar, footer, preloader, back-to-top)
================================================================ */

/* ----------------------------------------------------------------
   1. DESIGN TOKENS
---------------------------------------------------------------- */
:root {
  /* Palette */
  --navy:          #0D1B2A;
  --navy-mid:      #1E3048;
  --crimson:       #8B1A1A;
  --crimson-hover: #a82020;
  --white:         #FFFFFF;
  --off-white:     #F7F8FA;
  --border:        #E2E8F0;
  --text-muted:    #718096;
  --text-body:     #4A5568;

  /* Typography */
  --font-display: 'Playfair Display', serif;
  --font-body:    'DM Sans', sans-serif;

  /* Misc */
  --radius:      6px;
  --transition:  0.25s ease;
  --shadow-sm:   0 2px 8px  rgba(13,27,42,.06);
  --shadow-md:   0 6px 24px rgba(13,27,42,.10);
  --container:   1140px;
  --gap:         1.5rem;
}

/* ----------------------------------------------------------------
   2. RESET & BASE
---------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; background-color:var(--navy); }

body {
  font-family: var(--font-body);
  color: var(--navy);
  background: var(--white);
  line-height: 1.6;
  /* body hidden until preloader finishes */
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a   { text-decoration: none; color: inherit; }
ul  { list-style: none; }

/* ----------------------------------------------------------------
   3. UTILITIES
---------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.section          { padding-block: 5rem; }
.section--alt     { background: var(--off-white); }

.section__header  { margin-bottom: 3rem; }

.section__eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--crimson);
  margin-bottom: 0.5rem;
}

.section__title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.section__subtitle {
  font-size: 0.9375rem;
  font-weight: 300;
  color: var(--text-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.625rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition:
    background  var(--transition),
    transform   var(--transition),
    box-shadow  var(--transition),
    border-color var(--transition),
    color       var(--transition);
}

.btn--primary {
  background: var(--crimson);
  color: var(--white);
}
.btn--primary:hover {
  background: var(--crimson-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(139,26,26,.3);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,.5);
}
.btn--outline:hover {
  border-color: var(--white);
  background: rgba(255,255,255,.08);
}

.btn--outline-dark {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--border);
}
.btn--outline-dark:hover {
  border-color: var(--crimson);
  color: var(--crimson);
}

.btn--white {
  background: var(--white);
  color: var(--crimson);
}
.btn--white:hover {
  background: var(--off-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,0,0,.15);
}

/* Shared accent left bar */
.accent-bar {
  position: absolute;
  inset-inline-start: 0;
  top: 16%;
  bottom: 16%;
  width: 3px;
  background: var(--crimson);
  border-radius: 0 2px 2px 0;
  transition: top var(--transition), bottom var(--transition);
}

/* Page hero banner (reused on inner pages) */
.page-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  color: var(--white);
  padding-block: 5rem 4rem;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 80% at 90% 50%, rgba(139,26,26,.15) 0%, transparent 70%),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.page-hero__inner { position: relative; }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 300;
  color: rgba(255,255,255,.55);
  margin-bottom: 1.25rem;
}
.breadcrumb a { color: rgba(255,255,255,.55); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb i { font-size: 0.625rem; }

.page-hero__title {
  font-family: var(--font-display);
  font-size: 2.75rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.page-hero__desc {
  font-size: 1rem;
  font-weight: 300;
  color: rgba(255,255,255,.75);
  max-width: 560px;
  line-height: 1.7;
}

/* ----------------------------------------------------------------
   4. PRELOADER
---------------------------------------------------------------- */
#preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--navy);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* Spinning ring */
.preloader__ring {
  position: relative;
  width: 7.5rem;
  height: 7.5rem;
}

.preloader__ring svg {
  width: 100%;
  height: 100%;
  animation: ringRotate 1.8s linear infinite;
  transform-origin: center;
}

@keyframes ringRotate {
  to { transform: rotate(360deg); }
}

/* The circular track */
.ring-track {
  fill: none;
  stroke: rgba(255,255,255,.08);
  stroke-width: 4;
}

/* The spinning arc */
.ring-arc {
  fill: none;
  stroke: var(--crimson);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-dasharray: 120 200;
  animation: arcDash 1.8s ease-in-out infinite;
}

@keyframes arcDash {
  0%   { stroke-dashoffset: 0;    stroke-dasharray: 20  200; }
  50%  { stroke-dashoffset: -80;  stroke-dasharray: 140 200; }
  100% { stroke-dashoffset: -220; stroke-dasharray: 20  200; }
}

/* School logo inside ring */
.preloader__crest {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.preloader__crest i {
  font-size: 2.5rem; /* Adjust size as needed */
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* "CHANERIANS" letter-by-letter reveal */
.preloader__word {
  display: flex;
  gap: 0.1em;
  overflow: hidden;
}

.preloader__word span {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.06em;
  opacity: 0;
  transform: translateY(1em) rotate(15deg);
  animation: letterReveal 0.5s cubic-bezier(.22,1,.36,1) forwards;
}

/* Stagger each letter (10 letters: C-H-A-N-E-R-I-A-N-S) */
.preloader__word span:nth-child(1)  { animation-delay: 0.3s; }
.preloader__word span:nth-child(2)  { animation-delay: 0.45s; }
.preloader__word span:nth-child(3)  { animation-delay: 0.6s; }
.preloader__word span:nth-child(4)  { animation-delay: 0.75s; }
.preloader__word span:nth-child(5)  { animation-delay: 0.9s; }
.preloader__word span:nth-child(6)  { animation-delay: 1.05s; }
.preloader__word span:nth-child(7)  { animation-delay: 1.2s; }
.preloader__word span:nth-child(8)  { animation-delay: 1.35s; }
.preloader__word span:nth-child(9)  { animation-delay: 1.5s; }
.preloader__word span:nth-child(10) { animation-delay: 1.65s; }

@keyframes letterReveal {
  to { opacity: 1; transform: translateY(0) rotate(0deg); }
}

.preloader__tagline {
  font-size: 0.75rem;
  font-weight: 300;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  opacity: 0;
  animation: fadeIn 0.5s ease 2.2s forwards;
}

@keyframes fadeIn {
  to { opacity: 1; }
}

/* ----------------------------------------------------------------
   5. TOPBAR
---------------------------------------------------------------- */
.topbar {
  background: var(--navy);
  color: rgba(255,255,255,.7);
  font-size: 0.8125rem;
  font-weight: 300;
  padding-block: 0.5rem;
}

.topbar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.topbar__info {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.topbar__info a,
.topbar__info span {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: rgba(255,255,255,.7);
  transition: color var(--transition);
}
.topbar__info a:hover { color: var(--white); }

.topbar__social { display: flex; gap: 1rem; }
.topbar__social a {
  color: rgba(255,255,255,.6);
  font-size: 0.875rem;
  transition: color var(--transition);
}
.topbar__social a:hover { color: var(--white); }

/* ----------------------------------------------------------------
   6. NAVBAR
---------------------------------------------------------------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
  gap: 1.5rem;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.logo__img {
  width: 4rem;
  height: 4rem;
  object-fit: contain;
  flex-shrink: 0;
  display: block;
}

.logo__text { display: flex; flex-direction: column; line-height: 1.2; }

.logo__name {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.01em;
}

.logo__tagline {
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--crimson);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Nav links */
.nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav__link {
  position: relative;
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-body);
  border-radius: 4px;
  transition: color var(--transition), background var(--transition);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 16px;
  height: 2px;
  background: var(--crimson);
  border-radius: 2px;
  transition: transform var(--transition);
}

.nav__link:hover,
.nav__link.active {
  color: var(--crimson);
}

.nav__link:hover::after,
.nav__link.active::after {
  transform: translateX(-50%) scaleX(1);
}

.nav__link.active {
  color: var(--crimson); 
}

.nav__link.active::after {
  transform: translateX(-50%) scaleX(1); 
  background: var(--crimson);
}
/* Hamburger */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--navy);
  font-size: 1.25rem;
}

/* ----------------------------------------------------------------
   ANNOUNCEMENTS STRIP - MARQUEE MODE
---------------------------------------------------------------- */
/* ----------------------------------------------------------------
   ANNOUNCEMENTS STRIP - FADE & RESPONSIVE
---------------------------------------------------------------- */
.announcements {
  background: var(--crimson, #a51c30);
  color: var(--white, #ffffff);
  width: 100%;
  overflow: hidden;
}

.announcements__inner {
  display: flex;
  align-items: center;
  width: 100%;
  position: relative;
  /* THE FADE EFFECT: Fades out at the right edge (and slightly at the left) */
  mask-image: linear-gradient(to right, 
    transparent 0%, 
    black 5%, 
    black 90%, 
    transparent 100%
  );
  -webkit-mask-image: linear-gradient(to right, 
    transparent 0%, 
    black 5%, 
    black 90%, 
    transparent 100%
  );
}

.announcements__label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  background: var(--crimson);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  white-space: nowrap;
  z-index: 2;
  border-right: 1px solid rgba(255, 255, 255, 0.3);
  flex-shrink: 0;
}

.ticker-wrapper {
  flex-grow: 1;
  overflow: hidden;
  padding: 0 1rem;
}

.announcements__ticker {
  display: flex;
  gap: 3rem;
  white-space: nowrap;
  width: max-content;
  animation: marquee 15s linear infinite;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.announcements__ticker:hover {
  animation-play-state: paused;
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
  .announcements__label {
    padding: 0.75rem 1rem;
    font-size: 0.65rem;
  }
}

/* ----------------------------------------------------------------
   8. CTA BAND
---------------------------------------------------------------- */
.cta {
  background: linear-gradient(135deg, var(--crimson) 0%, #6b1414 100%);
  color: var(--white);
  text-align: center;
  padding-block: 5rem;
}

.cta__title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.cta__desc {
  font-size: 1rem;
  font-weight: 300;
  color: rgba(255,255,255,.8);
  margin-bottom: 2rem;
  max-width: 560px;
  margin-inline: auto;
}

.cta__actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ----------------------------------------------------------------
   9. FOOTER
---------------------------------------------------------------- */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,.7);
  padding-top: 4rem;
  overflow: visible;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.footer__brand p {
  font-size: 0.875rem;
  font-weight: 300;
  line-height: 1.7;
  margin-top: 1rem;
  margin-bottom: 1.5rem;
}

.footer__social { display: flex; gap: 0.75rem; }

.footer__social a {
  width: 2.25rem;
  height: 2.25rem;
  background: rgba(255,255,255,.07);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.6);
  font-size: 0.875rem;
  transition: background var(--transition), color var(--transition);
}
.footer__social a:hover { background: var(--crimson); color: var(--white); }

.footer__col-title {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.footer__links { display: flex; flex-direction: column; gap: 0.625rem; }

.footer__links a {
  font-size: 0.875rem;
  font-weight: 300;
  color: rgba(255,255,255,.6);
  transition: color var(--transition);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.footer__links a:hover { color: var(--white); }

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.875rem;
  font-weight: 300;
  color: rgba(255,255,255,.6);
  margin-bottom: 0.75rem;
}
.footer__contact-item i {
  margin-top: 0.2rem;
  color: var(--crimson);
  font-size: 0.875rem;
  flex-shrink: 0;
}

.footer__bottom {
  padding-block: 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.8125rem;
  font-weight: 300;
  padding-bottom: 1.5rem;
}

/* ----------------------------------------------------------------
   10. BACK-TO-TOP BUTTON
---------------------------------------------------------------- */
#backToTop {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 500;
  width: 2.75rem;
  height: 2.75rem;
  background: var(--crimson);
  color: var(--white);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(139,26,26,.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(0.75rem);
  transition:
    opacity     var(--transition),
    visibility  var(--transition),
    transform   var(--transition),
    background-olor  var(--transition);
}

#backToTop.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#backToTop:hover {
  background: var(--crimson-hover);
  transform: translateY(-3px);
}

/* ----------------------------------------------------------------
   11. RESPONSIVE — shared elements
---------------------------------------------------------------- */
@media (max-width: 1024px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  html { font-size: 15px; }

  .topbar { display: none; }

  .nav__toggle { display: flex; }

  .nav__list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 1px solid var(--border);
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    box-shadow: var(--shadow-md);
    gap: 0.25rem;
  }
  .nav__list.open { display: flex; }
  .nav__link      { padding: 0.75rem 1rem; }
  .nav__list .btn { margin-top: 0.5rem; }

  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer__bottom { flex-direction: column; text-align: center; }

  .page-hero__title { font-size: 2rem; }
  .section { padding-block: 3.5rem; }

  #backToTop { bottom: 1.25rem; right: 1.25rem; }
}

@media (max-width: 480px) {
  .section__title { font-size: 1.625rem; }
  .cta__title     { font-size: 1.75rem; }
}