/* ===================================================
   WILLIAMS & SONS — Complete Overhaul v4
   Tactical dark theme matching image backgrounds
   Split sidebar layout
   =================================================== */

:root {
  /* Base color sampled directly from image corners */
  --bg:       #000D1E;
  --bg-mid:   #000F24;
  --bg-card:  rgba(0, 12, 28, 0.88);
  --side-w:   290px;
  --nav-h:    54px;
  --gold:     #C8A028;
  --gold-lt:  #E8C060;
  --white:    #EEF3FB;
  --muted:    #B0C2D8;
  --gray:     #4E6278;
  --gray-lt:  #7A90A8;
  --border:   rgba(255,255,255,0.06);
  --bord-gd:  rgba(200,160,40,0.22);
  --red:      #AA1E1E;
  --tr:       0.18s ease;
  --r:        4px;
  --rlg:      8px;
  --max-w:    860px;
}

/* ── RESET ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; }
body {
  min-height: 100%;
  color: var(--muted);
  font-family: 'Roboto', Arial, sans-serif;
  font-size: 15px;
  line-height: 1.65;
  overflow-x: hidden;

  /* ── TACTICAL BACKGROUND ─────────────────────── */
  /* Base: dark navy matching image backgrounds     */
  background-color: var(--bg);

  /* Layer 1: halftone dot grid (matches image texture) */
  /* Layer 2: diagonal geometric facets */
  /* Layer 3: subtle diagonal glow streak */
  background-image:
    /* Halftone dots — same as in the source images */
    radial-gradient(
      circle,
      rgba(0, 70, 180, 0.13) 1px,
      transparent 1px
    ),
    /* Diagonal geometric panel bands */
    repeating-linear-gradient(
      -52deg,
      transparent        0px,
      transparent        58px,
      rgba(0,45,110,0.07) 58px,
      rgba(0,45,110,0.07) 116px,
      rgba(0,25,70, 0.04) 116px,
      rgba(0,25,70, 0.04) 174px
    ),
    /* Ambient diagonal blue-cyan glow (like in images) */
    linear-gradient(
      -38deg,
      transparent          0%,
      rgba(0,80,200,0.025) 35%,
      rgba(0,140,255,0.05) 50%,
      rgba(0,80,200,0.025) 65%,
      transparent          100%
    );

  background-size:
    22px 22px,  /* dots */
    auto,       /* diagonal bands */
    auto;       /* glow */
}

a { color: var(--gold-lt); text-decoration: none; transition: color var(--tr); }
a:hover { color: var(--white); }
img { display: block; max-width: 100%; }

/* ══════════════════════════════════════════════════
   VIDEO FLAG — fixed, behind everything
   ══════════════════════════════════════════════════ */
#flagVideo {
  position: fixed;
  top: 0;
  left: var(--side-w);
  width: calc(100% - var(--side-w));
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.16;
  z-index: 0;
  pointer-events: none;
}

/* ══════════════════════════════════════════════════
   SIDEBAR — fixed left panel
   ══════════════════════════════════════════════════ */
#sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--side-w);
  height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  border-right: 1px solid var(--bord-gd);
  z-index: 200;
  overflow: hidden;
}

/* Logo panel at top of sidebar */
#sidebarLogo {
  flex-shrink: 0;
  border-bottom: 1px solid var(--bord-gd);
}
#sidebarLogo a { display: block; }
#sidebarLogo img {
  width: 100%;
  height: auto;
  display: block;
}

/* Flag-Seal image fills rest of sidebar */
#sidebarFlag {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  position: relative;
  /* Tactical fill — matches page background seamlessly */
  background-color: var(--bg);
  background-image:
    radial-gradient(circle, rgba(0,70,180,0.13) 1px, transparent 1px),
    repeating-linear-gradient(
      -52deg,
      transparent        0px,
      transparent        58px,
      rgba(0,45,110,0.08) 58px,
      rgba(0,45,110,0.08) 116px,
      rgba(0,25,70, 0.05) 116px,
      rgba(0,25,70, 0.05) 174px
    );
  background-size: 22px 22px, auto;
}
#sidebarFlag img {
  width: 100%;
  height: auto;
  display: block;
}
/* Sidebar info block */
#sidebarInfo {
  padding: 20px 16px;
  flex-shrink: 0;
}
.sb-label {
  font-family: 'Oswald', sans-serif;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
  padding-bottom: 7px;
  border-bottom: 1px solid var(--bord-gd);
}
.sb-item {
  font-size: 0.75rem;
  color: var(--gray-lt);
  padding: 4px 0;
  letter-spacing: 0.03em;
}
.sb-item:hover { color: var(--white); cursor: default; }
.sb-divider {
  height: 1px;
  background: var(--bord-gd);
  margin: 10px 0;
}

/* Seamless fade at bottom into page background */
#sidebarFlag::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 25%;
  background: linear-gradient(to bottom, transparent, var(--bg));
  pointer-events: none;
}

/* ══════════════════════════════════════════════════
   MAIN WRAP — right of sidebar
   ══════════════════════════════════════════════════ */
#mainWrap {
  margin-left: var(--side-w);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 10;
}

/* Dim overlay on main area video */
#mainWrap::before {
  content: '';
  position: fixed;
  top: 0;
  left: var(--side-w);
  width: calc(100% - var(--side-w));
  height: 100%;
  background: linear-gradient(
    to right,
    rgba(0,13,30,0.88) 0%,
    rgba(0,13,30,0.55) 50%,
    rgba(0,13,30,0.35) 100%
  );
  z-index: 1;
  pointer-events: none;
}

/* ══════════════════════════════════════════════════
   NAV BAR — links only, sticky
   ══════════════════════════════════════════════════ */
#topnav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(0, 10, 22, 0.97);
  border-bottom: 1px solid var(--bord-gd);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 6px;
  box-shadow: 0 2px 20px rgba(0,0,0,0.7);
}
#topnav::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%, var(--gold) 25%,
    var(--gold) 75%, transparent 100%);
  opacity: 0.35;
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0;
  flex: 1;
  flex-wrap: nowrap;
}
.nav-link {
  font-family: 'Oswald', sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--gray-lt);
  padding: 5px 8px;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  display: block;
  cursor: pointer;
  transition: color var(--tr), border-color var(--tr);
  border-radius: 3px;
}
.nav-link:hover  { color: var(--white); border-bottom-color: var(--gold); }
.nav-link.active { color: var(--gold-lt); border-bottom-color: var(--gold); }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  flex-shrink: 0;
}
.nav-hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--muted); border-radius: 2px;
  transition: all var(--tr);
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ══════════════════════════════════════════════════
   CONTENT
   ══════════════════════════════════════════════════ */
#content {
  position: relative;
  z-index: 5;
  flex: 1;
  padding: 30px 26px 54px;
  max-width: var(--max-w);
  width: 100%;
}

/* ── TYPOGRAPHY ─────────────────────────────────── */
.page-title {
  font-family: 'Oswald', sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 22px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--bord-gd);
}
.section-title {
  font-family: 'Oswald', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-lt);
  margin: 24px 0 12px;
}
p { margin-bottom: 12px; }

/* ── CARDS ──────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--rlg);
  padding: 22px 24px;
  box-shadow: 0 4px 18px rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin: 20px 0;
}

/* ── ALERTS ─────────────────────────────────────── */
.alert {
  background: rgba(170,30,30,0.10);
  border: 1px solid rgba(170,30,30,0.35);
  border-left: 4px solid var(--red);
  border-radius: var(--r);
  padding: 11px 16px;
  color: #FF9A9A;
  margin: 16px 0;
}
.alert-gold {
  background: rgba(200,160,40,0.07);
  border-color: var(--bord-gd);
  border-left-color: var(--gold);
  color: var(--white);
}
.alert-gold strong { color: var(--gold-lt); }

/* ── CLASSES WIDGET ─────────────────────────────── */
.classes-widget {
  background: var(--bg-card);
  border: 1px solid var(--bord-gd);
  border-radius: var(--rlg);
  overflow: hidden;
  margin: 20px 0;
  backdrop-filter: blur(4px);
}
.classes-header {
  background: rgba(200,160,40,0.06);
  padding: 11px 18px;
  font-family: 'Oswald', sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  border-bottom: 1px solid var(--bord-gd);
}
.class-item {
  padding: 13px 16px;
  margin: 10px 12px;
  background: rgba(255,255,255,0.035);
  border: 1px solid var(--border);
  border-left: 4px solid var(--gray);
  border-radius: var(--r);
  transition: background var(--tr), border-color var(--tr);
}
.class-item:last-child { border-bottom: 1px solid var(--border); }
.class-item:hover { background: rgba(255,255,255,0.06); }
.class-item.basic   { border-left-color: #4CAF50; }
.class-item.renewal { border-left-color: #E69020; }
.class-type-label { font-family: 'Oswald', sans-serif; font-size: 1.02rem; font-weight: 700; letter-spacing: 0.02em; color: var(--gold-lt); }
.class-id { color: var(--muted); font-size: 0.82rem; margin-top: 2px; }
.class-instructor { color: var(--muted); font-size: 0.84rem; margin-top: 3px; }
.class-dates { color: var(--white); font-size: 0.92rem; margin-top: 6px; font-weight: 600; }
.classes-empty, .classes-loading { padding: 26px 18px; text-align: center; color: var(--gray); font-style: italic; }

/* ── BUTTONS ────────────────────────────────────── */
.btn {
  display: inline-block;
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 9px 20px;
  border-radius: var(--r);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--tr);
}
.btn-primary { background: var(--gold); color: var(--bg); border-color: var(--gold); }
.btn-primary:hover { background: var(--gold-lt); }
.btn-gold { background: transparent; color: var(--gold-lt); border-color: var(--bord-gd); }
.btn-gold:hover { background: rgba(200,160,40,0.1); color: var(--white); }
.btn-outline { background: transparent; color: var(--muted); border-color: var(--border); }
.btn-outline:hover { background: rgba(255,255,255,0.05); color: var(--white); }

/* ── TABLE ──────────────────────────────────────── */
.tac-table { width: 100%; border-collapse: separate; border-spacing: 0; border: 1px solid var(--border); border-radius: var(--rlg); overflow: hidden; margin: 14px 0; }
.tac-table th { background: rgba(200,160,40,0.06); color: var(--gold-lt); font-family: 'Oswald', sans-serif; font-weight: 600; font-size: 0.76rem; letter-spacing: 0.1em; text-transform: uppercase; padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--bord-gd); }
.tac-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); color: var(--muted); font-size: 0.92rem; background: var(--bg-card); }
.tac-table tr:last-child td { border-bottom: none; }
.tac-table tr:hover td { background: rgba(255,255,255,0.02); }
.tac-table .qty { color: #FF9A9A; font-weight: 700; text-align: center; }
.tac-table .qty-center { text-align: center; }

/* ── LISTS ──────────────────────────────────────── */
.tac-list { list-style: none; padding: 0; margin: 6px 0 14px; }
.tac-list li { padding: 7px 0 7px 16px; border-bottom: 1px solid var(--border); position: relative; color: var(--muted); font-size: 0.93rem; }
.tac-list li::before { content: '▸'; position: absolute; left: 0; color: var(--gold); font-size: 0.8rem; line-height: 1.75; }
.tac-list li:last-child { border-bottom: none; }
.tac-list a { color: var(--white); }
.tac-list a:hover { color: var(--gold-lt); }
.tac-list ul { margin: 6px 0 0 12px; list-style: none; }

/* ── STAFF ──────────────────────────────────────── */
.staff-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; margin-top: 20px; }
.staff-card { background: var(--bg-card); border: 1px solid var(--border); border-top: 2px solid var(--gold); border-radius: var(--rlg); padding: 18px; transition: box-shadow var(--tr); backdrop-filter: blur(4px); }
.staff-card:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.5); }
.staff-name { font-family: 'Oswald', sans-serif; font-size: 1rem; font-weight: 700; color: var(--white); margin-bottom: 5px; }
.staff-role { color: var(--gold-lt); font-size: 0.82rem; line-height: 1.4; margin-bottom: 10px; }
.staff-email { font-size: 0.8rem; }

/* ── CONTACT ────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 20px; }
.contact-info-row { display: flex; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--border); align-items: flex-start; }
.contact-info-row:last-child { border-bottom: none; }
.contact-label { font-family: 'Oswald', sans-serif; font-size: 0.72rem; font-weight: 600; text-transform: uppercase; color: var(--gold-lt); min-width: 68px; letter-spacing: 0.07em; padding-top: 1px; }
.map-wrap iframe { width: 100%; height: 300px; border-radius: var(--rlg); border: 1px solid var(--border); display: block; }

/* ── TIMELINE ───────────────────────────────────── */
.timeline { margin: 22px 0; position: relative; padding-left: 26px; }
.timeline::before { content: ''; position: absolute; left: 7px; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, var(--gold), transparent); }
.tl-item { position: relative; margin-bottom: 20px; }
.tl-item::before { content: ''; position: absolute; left: -22px; top: 5px; width: 10px; height: 10px; background: var(--gold); border-radius: 50%; border: 2px solid var(--bg); }
.tl-year { font-family: 'Oswald', sans-serif; font-size: 0.78rem; font-weight: 700; color: var(--gold); letter-spacing: 0.1em; margin-bottom: 3px; text-transform: uppercase; }
.tl-text { color: var(--muted); font-size: 0.93rem; }

/* ── PRICING ────────────────────────────────────── */
.price-card { background: var(--bg-card); border: 1px solid var(--bord-gd); border-radius: var(--rlg); padding: 20px 22px; margin-bottom: 16px; backdrop-filter: blur(4px); }
.price-title { font-family: 'Oswald', sans-serif; font-size: 0.95rem; font-weight: 700; color: var(--gold-lt); margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.07em; border-bottom: 1px solid var(--bord-gd); padding-bottom: 7px; }
.price-row { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 0.93rem; }
.price-row:last-child { border-bottom: none; }
.price-amount { font-family: 'Oswald', sans-serif; font-size: 1.05rem; font-weight: 600; color: var(--gold-lt); }

/* ── CALENDAR ───────────────────────────────────── */
.cal-page-wrap { width: 100%; }
.cal-header-bar { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.cal-month-title { font-family: 'Oswald', sans-serif; font-size: 1.2rem; font-weight: 700; color: var(--white); letter-spacing: 0.05em; text-transform: uppercase; }
.cal-nav-btn { background: transparent; border: 1px solid var(--bord-gd); color: var(--gold-lt); padding: 6px 14px; border-radius: var(--r); cursor: pointer; font-family: 'Oswald', sans-serif; font-size: 0.76rem; font-weight: 600; letter-spacing: 0.07em; text-transform: uppercase; transition: all var(--tr); }
.cal-nav-btn:hover { background: rgba(200,160,40,0.1); color: var(--white); }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); border: 1px solid var(--border); border-radius: var(--rlg); overflow: hidden; }
.cal-dow { padding: 9px 4px; text-align: center; background: rgba(200,160,40,0.05); color: var(--gold-lt); font-family: 'Oswald', sans-serif; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; border-bottom: 1px solid var(--bord-gd); }
.cal-cell { min-height: 100px; border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 5px; position: relative; background: var(--bg-card); }
.cal-cell:nth-child(7n) { border-right: none; }
.cal-daynum { position: absolute; top: 5px; right: 6px; font-size: 11px; color: var(--gray); font-family: 'Oswald', sans-serif; }
.cal-event { margin-top: 18px; border: 1px solid var(--border); border-left-width: 3px; border-radius: 3px; padding: 3px 6px; font-size: 11px; line-height: 1.3; margin-bottom: 2px; }
.cal-event.basic   { border-left-color: #4CAF50; background: rgba(76,175,80,0.07); }
.cal-event.renewal { border-left-color: #E69020; background: rgba(230,144,32,0.07); }
.cal-event.general { border-left-color: var(--red); background: rgba(170,30,30,0.08); }
.cal-event .t { font-weight: 700; display: block; color: var(--gold-lt); }
.cal-event .sub { color: var(--gray-lt); display: block; margin-top: 1px; }
.cal-legend { display: flex; gap: 12px; margin-top: 10px; color: var(--gray); font-size: 11px; align-items: center; flex-wrap: wrap; }
.cal-badge { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 4px; vertical-align: middle; }
.cb-basic { background: #4CAF50; } .cb-renewal { background: #E69020; } .cb-general { background: var(--red); }

/* ── GALLERY ────────────────────────────────────── */
.gallery-frame { width: 100%; height: 560px; border: 1px solid var(--border); border-radius: var(--rlg); overflow: hidden; }
.gallery-frame iframe { width: 100%; height: 100%; border: none; display: block; }

/* ── LOADING ────────────────────────────────────── */
.loading-indicator { text-align: center; padding: 70px 20px; color: var(--gray-lt); font-family: 'Oswald', sans-serif; font-size: 0.88rem; letter-spacing: 0.18em; text-transform: uppercase; }

/* ── FOOTER ─────────────────────────────────────── */
#sitefooter {
  position: relative;
  z-index: 5;
  background: rgba(0,8,18,0.98);
  border-top: 1px solid var(--bord-gd);
  margin-top: auto;
}
.footer-inner { padding: 30px 26px; display: grid; grid-template-columns: repeat(3,1fr); gap: 26px; max-width: var(--max-w); }
.footer-brand { font-family: 'Oswald', sans-serif; font-size: 1.05rem; font-weight: 700; color: var(--white); letter-spacing: 0.07em; margin-bottom: 3px; }
.footer-tagline { font-size: 0.66rem; color: var(--gold); letter-spacing: 0.16em; text-transform: uppercase; margin-bottom: 8px; }
.footer-addr { color: var(--gray); font-size: 0.84rem; }
.footer-heading { font-family: 'Oswald', sans-serif; font-size: 0.76rem; font-weight: 600; color: var(--gold-lt); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 8px; padding-bottom: 5px; border-bottom: 1px solid var(--bord-gd); }
.footer-col { color: var(--gray-lt); font-size: 0.84rem; line-height: 1.8; }
.footer-col a { color: var(--gold-lt); }
.footer-col a:hover { color: var(--white); }
.footer-bottom { text-align: center; padding: 12px 24px; background: rgba(0,0,0,0.35); color: var(--gray); font-size: 0.74rem; border-top: 1px solid var(--border); }

/* ══════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════ */
@media (max-width: 960px) {
  :root { --side-w: 230px; }
  .nav-link { font-size: 0.68rem; padding: 5px 6px; }
}

@media (max-width: 700px) {
  :root { --side-w: 0px; --nav-h: 60px; }
  #sidebar { display: none; }
  #flagVideo { left: 0; width: 100%; }
  #mainWrap { margin-left: 0; }
  #mainWrap::before { left: 0; width: 100%; }
  #topnav {
    justify-content: space-between;
    padding: 0 16px;
  }
  #topnav::before {
    content: '';
    display: block;
    width: 110px;
    height: 48px;
    background: url('/images/Logo_New.png') left center / contain no-repeat;
    flex-shrink: 0;
  }
  .nav-hamburger { display: flex; }
  .nav-links {
    display: none; position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    flex-direction: column;
    background: rgba(0,8,18,0.99);
    border-bottom: 1px solid var(--bord-gd);
    padding: 6px 0; z-index: 300;
    box-shadow: 0 8px 28px rgba(0,0,0,0.9);
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-link { padding: 13px 22px; border-radius: 0; border-bottom: 1px solid var(--border); font-size: 0.88rem; }
  #content { padding: 20px 14px 40px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 20px; }
  .gallery-frame { height: 360px; }
  .cal-cell { min-height: 70px; }
}