/* =========================================================
   PARNASREE MILAN SANGHA — DESIGN SYSTEM
   Two moods, one brand: Club (institutional) / Diamond Jubilee (cinematic)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,600;0,700;0,800;1,500&family=Cormorant+Garamond:ital,wght@0,500;0,600;1,500&family=Inter:wght@400;500;600;700;800&family=Hind+Siliguri:wght@400;500;600;700&family=Baloo+Da+2:wght@500;600;700;800&display=swap');

:root{
  /* ---- Brand palette ---- */
  --maroon-950:#2b0d13;
  --maroon-900:#3d0f18;
  --maroon-800:#5a1420;
  --maroon-700:#7a1c2b;
  --maroon-600:#8f2233;
  --gold-500:#c79a3f;
  --gold-400:#d9b45e;
  --gold-300:#e8cd8c;
  --gold-050:#faf3e2;
  --ivory:#faf6ee;
  --ivory-dim:#f2ead9;
  --charcoal-900:#211c1a;
  --charcoal-700:#3a332f;
  --charcoal-500:#5f5650;
  --bengal-red:#a3272c;
  --white:#ffffff;
  --line-soft: rgba(33,28,26,0.10);
  --shadow-1: 0 6px 24px rgba(43,13,19,0.10);
  --shadow-2: 0 16px 48px rgba(43,13,19,0.18);

  /* ---- Club mode (default) ---- */
  --bg: var(--ivory);
  --bg-alt: var(--ivory-dim);
  --surface: var(--white);
  --text: var(--charcoal-900);
  --text-muted: var(--charcoal-500);
  --accent: var(--maroon-700);
  --accent-strong: var(--maroon-900);
  --accent-gold: var(--gold-500);
  --hairline: var(--line-soft);

  /* ---- Type ---- */
  --font-serif: 'Playfair Display', 'Cormorant Garamond', serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-bn-head: 'Baloo Da 2', 'Hind Siliguri', sans-serif;
  --font-bn-body: 'Hind Siliguri', sans-serif;

  --radius-s: 4px;
  --radius-m: 8px;
  --container: 1320px;
}

/* ---------- Diamond Jubilee mode ---------- */
body.dj-mode{
  --bg: var(--maroon-950);
  --bg-alt: #34090f;
  --surface: #3a0f16;
  --text: var(--gold-050);
  --text-muted: #d9bfaf;
  --accent: var(--gold-500);
  --accent-strong: var(--gold-400);
  --accent-gold: var(--gold-400);
  --hairline: rgba(216,180,94,0.22);
}

/* =============== RESET / BASE =============== */
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  transition:background .5s ease,color .5s ease;
}
html[lang="bn"] body, body.lang-bn{ font-family:var(--font-bn-body); }
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family:var(--font-serif); margin:0 0 .5em; font-weight:700; letter-spacing:.005em; }
html[lang="bn"] h1, html[lang="bn"] h2, html[lang="bn"] h3, html[lang="bn"] h4,
body.lang-bn h1, body.lang-bn h2, body.lang-bn h3, body.lang-bn h4{ font-family:var(--font-bn-head); font-weight:600; }
p{ margin:0 0 1em; }
.container{ max-width:var(--container); margin:0 auto; padding:0 24px; }
section{ position:relative; }
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size:12.5px; font-weight:700; letter-spacing:.14em; text-transform:uppercase;
  color:var(--accent); margin-bottom:14px;
}
.eyebrow::before{ content:""; width:26px; height:2px; background:var(--accent-gold); display:inline-block; }
.lede{ color:var(--text-muted); font-size:1.08rem; max-width:640px; }
.center{ text-align:center; margin-left:auto; margin-right:auto; }
::selection{ background:var(--gold-400); color:var(--maroon-950); }

/* =============== BUTTONS =============== */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:14px 28px; border-radius:2px; font-weight:700; font-size:14.5px;
  letter-spacing:.03em; cursor:pointer; border:1.5px solid transparent;
  transition:all .22s ease; white-space:nowrap;
}
.btn-primary{ background:var(--accent); color:var(--white); }
.btn-primary:hover{ background:var(--accent-strong); transform:translateY(-1px); }
body.dj-mode .btn-primary{ color:var(--maroon-950); }
.btn-ghost{ background:transparent; border-color:currentColor; color:var(--text); }
.btn-ghost:hover{ background:var(--text); color:var(--bg); }
.btn-gold{ background:var(--gold-500); color:var(--maroon-950); }
.btn-gold:hover{ background:var(--gold-400); transform:translateY(-1px); }
.btn-sm{ padding:10px 18px; font-size:13px; }
.btn-row{ display:flex; gap:14px; flex-wrap:wrap; }

/* =============== HEADER / NAV =============== */
.site-header{
  position:sticky; top:0; z-index:1000;
  background:rgba(250,246,238,0.92); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--hairline);
  transition:background .4s ease,border-color .4s ease;
}
body.dj-mode .site-header{ background:rgba(43,13,19,0.86); }
.nav-row{ display:flex; align-items:center; justify-content:space-between; height:78px; gap:14px; flex-wrap:nowrap; }
.brand{ display:flex; align-items:center; gap:10px; font-family:var(--font-serif); flex:none; white-space:nowrap; }
.brand-logo{ width:42px; height:42px; object-fit:contain; flex:none; }
.brand-text{ line-height:1.18; white-space:nowrap; }
.brand-text b{ display:block; font-size:15px; font-weight:700; color:var(--text); white-space:nowrap; }
.brand-text span{ display:block; font-family:var(--font-sans); font-size:10.5px; color:var(--text-muted); letter-spacing:.06em; text-transform:uppercase; white-space:nowrap; }

.main-nav{ display:flex; align-items:center; gap:0; flex-wrap:nowrap; }
.main-nav > li{ position:relative; }
.main-nav > li > a{
  display:flex; align-items:center; gap:4px; padding:10px 10px; font-size:13px; font-weight:600;
  color:var(--text); border-radius:3px; transition:color .2s ease; white-space:nowrap;
}
.main-nav > li > a:hover, .main-nav > li.active > a{ color:var(--accent); }
.main-nav > li > a svg{ width:10px; height:10px; opacity:.6; }
.nav-dj > a{
  color:var(--maroon-800) !important;
  background:linear-gradient(180deg, var(--gold-050), var(--gold-300));
  border:1px solid var(--gold-500); padding:9px 16px !important; border-radius:20px;
  font-weight:700;
}
body.dj-mode .nav-dj > a{ background:linear-gradient(180deg,#4a1420,#2b0d13); color:var(--gold-400) !important; }
.nav-dj > a:hover{ filter:brightness(1.08); }

.mega{
  position:absolute; top:100%; left:50%; transform:translateX(-50%) translateY(6px);
  min-width:230px; background:var(--surface); border:1px solid var(--hairline);
  border-radius:var(--radius-m); box-shadow:var(--shadow-2); padding:10px;
  opacity:0; visibility:hidden; pointer-events:none; transition:all .2s ease;
}
.main-nav > li:hover .mega{ opacity:1; visibility:visible; pointer-events:auto; transform:translateX(-50%) translateY(0); }
.mega a{ display:block; padding:9px 14px; font-size:13.5px; font-weight:500; border-radius:6px; color:var(--text); }
.mega a:hover{ background:var(--bg-alt); color:var(--accent); }

.nav-side{ display:flex; align-items:center; gap:14px; }
.lang-switch{ display:flex; border:1px solid var(--hairline); border-radius:20px; overflow:hidden; font-size:12.5px; font-weight:700; }
.lang-switch a{ padding:7px 13px; }
.lang-switch a.active{ background:var(--accent); color:var(--white); }
.search-ic{ width:18px; height:18px; opacity:.7; cursor:pointer; }
.burger{ display:none; width:26px; height:20px; position:relative; cursor:pointer; }
.burger span{ position:absolute; left:0; right:0; height:2px; background:var(--text); border-radius:2px; }
.burger span:nth-child(1){ top:0; } .burger span:nth-child(2){ top:9px; } .burger span:nth-child(3){ top:18px; }

@media (max-width: 1180px){
  .main-nav, .nav-side .lang-switch{ display:none; }
  .burger{ display:block; }
}
@media (min-width: 1181px) and (max-width: 1470px){
  .main-nav > li > a{ padding:10px 8px; font-size:12.5px; }
  .nav-dj > a{ padding:8px 13px !important; }
  .nav-side{ gap:10px; }
}

/* Mobile drawer */
.drawer{
  position:fixed; top:0;left:0;right:0;bottom:0; background:rgba(20,10,10,.5); z-index:1200;
  opacity:0; visibility:hidden; transition:opacity .25s ease;
}
.drawer.open{ opacity:1; visibility:visible; }
.drawer-panel{
  position:absolute; top:0; right:0; height:100%; width:82%; max-width:340px;
  background:var(--ivory); padding:26px 22px; overflow-y:auto;
  transform:translateX(100%); transition:transform .3s ease;
}
.drawer.open .drawer-panel{ transform:translateX(0); }
.drawer-panel a{ display:block; padding:13px 4px; font-weight:600; font-size:15px; border-bottom:1px solid var(--line-soft); color:var(--charcoal-900); }
.drawer-close{ float:right; font-size:22px; cursor:pointer; }
.drawer-lang{ display:flex; gap:10px; margin-top:20px; }
.drawer-lang a{ border:1px solid var(--line-soft); padding:8px 16px; border-radius:20px; font-weight:700; }

/* =============== HERO =============== */
.hero{
  position:relative; min-height:86vh; display:flex; align-items:center;
  overflow:hidden; color:var(--white);
}
.hero-bg{ position:absolute; top:0;left:0;right:0;bottom:0; background-size:cover; background-position:center; }
.hero-scrim{ position:absolute; top:0;left:0;right:0;bottom:0; background:linear-gradient(180deg, rgba(20,8,10,.55), rgba(20,8,10,.35) 40%, rgba(20,8,10,.85)); }
body.dj-mode .hero-scrim{ background:linear-gradient(180deg, rgba(43,13,19,.35), rgba(43,13,19,.55) 55%, rgba(43,13,19,.94)); }
.hero-content{ position:relative; z-index:2; padding:120px 0 90px; }
.hero-content .eyebrow{ color:var(--gold-300); }
.hero-content .eyebrow::before{ background:var(--gold-300); }
.hero h1{ color:var(--white); font-size:clamp(2.4rem, 5.4vw, 4.4rem); line-height:1.05; max-width:820px; }
.hero p.lede{ color:rgba(255,255,255,.86); font-size:1.18rem; max-width:600px; }
.hero-num{ font-family:var(--font-serif); font-size:clamp(6rem,18vw,11rem); font-weight:800; line-height:.8; color:var(--gold-400); text-shadow:0 8px 40px rgba(0,0,0,.4); }

/* =============== SECTIONS =============== */
.section{ padding:96px 0; }
.section-sm{ padding:64px 0; }
.section-alt{ background:var(--bg-alt); }
.section-head{ display:flex; justify-content:space-between; align-items:flex-end; gap:24px; margin-bottom:48px; flex-wrap:wrap; }
.section-head h2{ font-size:clamp(1.7rem,3.4vw,2.6rem); margin:0; max-width:640px; }

.grid{ display:grid; gap:28px; }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-4{ grid-template-columns:repeat(4,1fr); }
.grid-2{ grid-template-columns:repeat(2,1fr); }
@media (max-width:900px){ .grid-3,.grid-4{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:620px){ .grid-3,.grid-4,.grid-2{ grid-template-columns:1fr; } }

/* Cards */
.card{
  background:var(--surface); border:1px solid var(--hairline); border-radius:var(--radius-m);
  overflow:hidden; transition:transform .25s ease, box-shadow .25s ease;
}
.card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-1); }
.card img{ aspect-ratio:4/3; object-fit:cover; width:100%; }
.card-body{ padding:22px; }
.card-tag{ font-size:11px; font-weight:700; letter-spacing:.09em; text-transform:uppercase; color:var(--accent); }
.card h3{ font-size:1.2rem; margin:8px 0 8px; }
.card p{ color:var(--text-muted); font-size:14.5px; margin-bottom:0; }

/* Pillar / feature blocks */
.pillar{ display:flex; gap:20px; align-items:flex-start; }
.pillar-num{ font-family:var(--font-serif); font-size:2.2rem; color:var(--accent-gold); font-weight:700; line-height:1; }
.pillar h4{ font-size:1.05rem; margin-bottom:6px; }
.pillar p{ color:var(--text-muted); font-size:14px; margin:0; }

/* Split (image + text) */
.split{ display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center; }
.split.reverse{ direction:rtl; } .split.reverse > *{ direction:ltr; }
@media (max-width:900px){ .split{ grid-template-columns:1fr; gap:36px; } }
.split-media img{ border-radius:var(--radius-m); box-shadow:var(--shadow-1); }

/* Timeline */
.timeline{ position:relative; padding-left:36px; border-left:2px solid var(--hairline); }
.tl-item{ position:relative; padding-bottom:52px; }
.tl-item:last-child{ padding-bottom:0; }
.tl-dot{ position:absolute; left:-42px; top:2px; width:14px; height:14px; border-radius:50%; background:var(--accent-gold); border:3px solid var(--bg); box-shadow:0 0 0 2px var(--accent-gold); }
.tl-year{ font-family:var(--font-serif); font-size:1.9rem; color:var(--accent-gold); font-weight:700; }
.tl-item h4{ margin:2px 0 8px; font-size:1.15rem; }
.tl-item p{ color:var(--text-muted); max-width:560px; }

/* Story cards */
.story-card{ position:relative; border-radius:var(--radius-m); overflow:hidden; background:var(--surface); border:1px solid var(--hairline); }
.story-card img{ aspect-ratio:3/4; object-fit:cover; }
.story-meta{ position:absolute; top:14px; left:14px; background:rgba(20,8,10,.65); color:var(--gold-300); font-size:11px; font-weight:700; padding:5px 11px; border-radius:20px; letter-spacing:.05em; }
.story-body{ padding:18px; }
.story-body h4{ font-size:1.05rem; margin-bottom:6px; }
.story-body p{ font-size:13.5px; color:var(--text-muted); }

/* Stat row */
.stats{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:32px; }
.stat b{ display:block; font-family:var(--font-serif); font-size:2.6rem; color:var(--accent-gold); line-height:1; }
.stat span{ font-size:13px; color:var(--text-muted); text-transform:uppercase; letter-spacing:.06em; }

/* Countdown */
.countdown{ display:flex; gap:18px; flex-wrap:wrap; }
.cd-box{ background:rgba(255,255,255,.05); border:1px solid var(--hairline); border-radius:var(--radius-m); padding:18px 22px; min-width:96px; text-align:center; }
.cd-box b{ display:block; font-family:var(--font-serif); font-size:2.1rem; color:var(--gold-400); }
.cd-box span{ font-size:11px; letter-spacing:.08em; text-transform:uppercase; color:var(--text-muted); }

/* Quote */
.quote-block{ border-left:3px solid var(--accent-gold); padding-left:26px; font-family:var(--font-serif); font-style:italic; font-size:1.3rem; line-height:1.5; }

/* Tables (programme) */
.prog-list{ display:flex; flex-direction:column; }
.prog-row{ display:flex; gap:20px; padding:18px 0; border-bottom:1px solid var(--hairline); align-items:baseline; }
.prog-time{ font-family:var(--font-serif); font-size:1.15rem; color:var(--accent-gold); min-width:96px; }
.prog-title{ font-weight:700; }
.prog-tag{ font-size:11px; text-transform:uppercase; letter-spacing:.06em; color:var(--text-muted); }

/* Filters */
.filters{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:32px; }
.filters button{
  padding:8px 18px; border-radius:20px; border:1px solid var(--hairline); background:transparent;
  color:var(--text-muted); font-weight:600; font-size:13px; cursor:pointer; transition:all .2s ease;
}
.filters button.active, .filters button:hover{ background:var(--accent); color:var(--white); border-color:var(--accent); }

/* Gallery grid */
.gal-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:14px; }
.gal-grid img{ aspect-ratio:1/1; object-fit:cover; border-radius:6px; cursor:pointer; transition:transform .3s ease; }
.gal-grid img:hover{ transform:scale(1.03); }
@media (max-width:900px){ .gal-grid{ grid-template-columns:repeat(3,1fr); } }
@media (max-width:600px){ .gal-grid{ grid-template-columns:repeat(2,1fr); } }

/* Then & Now slider */
.compare{ position:relative; aspect-ratio:16/9; border-radius:var(--radius-m); overflow:hidden; box-shadow:var(--shadow-1); }
.compare img{ position:absolute; top:0;left:0;right:0;bottom:0; width:100%; height:100%; object-fit:cover; }
.compare .after{ clip-path:inset(0 0 0 50%); }
.compare-handle{ position:absolute; top:0; bottom:0; left:50%; width:3px; background:var(--gold-400); cursor:ew-resize; }
.compare-handle::after{ content:"⇔"; position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); width:38px; height:38px; background:var(--gold-400); color:var(--maroon-950); border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:15px; }

/* Forms */
.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
@media (max-width:640px){ .form-grid{ grid-template-columns:1fr; } }
.field{ display:flex; flex-direction:column; gap:7px; }
.field.full{ grid-column:1/-1; }
.field label{ font-size:13px; font-weight:600; color:var(--text-muted); }
.field input, .field select, .field textarea{
  padding:13px 14px; border:1px solid var(--hairline); border-radius:6px; background:var(--surface);
  font-family:var(--font-sans); font-size:14.5px; color:var(--text);
}
.field textarea{ resize:vertical; min-height:110px; }

/* Donation amounts */
.amt-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin:22px 0; }
.amt-pill{ padding:16px; text-align:center; border:1.5px solid var(--hairline); border-radius:8px; font-weight:700; cursor:pointer; }
.amt-pill.active, .amt-pill:hover{ border-color:var(--accent-gold); background:rgba(199,154,63,.1); }

/* Wall of gratitude */
.wall{ display:flex; flex-wrap:wrap; gap:10px; }
.wall span{ padding:8px 16px; border:1px solid var(--hairline); border-radius:20px; font-size:13.5px; }

/* Footer */
.site-footer{ background:var(--maroon-950); color:var(--gold-050); padding:72px 0 30px; }
.foot-grid{ display:grid; grid-template-columns:1.6fr repeat(4,1fr); gap:36px; margin-bottom:56px; }
@media (max-width:900px){ .foot-grid{ grid-template-columns:repeat(2,1fr); } }
.foot-brand b{ font-family:var(--font-serif); font-size:1.4rem; display:block; margin-bottom:6px; }
.foot-brand p{ color:#caa; font-size:13.5px; max-width:260px; }
.site-footer h5{ font-size:12.5px; text-transform:uppercase; letter-spacing:.09em; color:var(--gold-400); margin-bottom:16px; }
.site-footer li{ margin-bottom:11px; font-size:14px; color:#e8d9c8; }
.site-footer a:hover{ color:var(--gold-400); }
.foot-bottom{ border-top:1px solid rgba(255,255,255,.12); padding-top:24px; display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-size:12.5px; color:#b99; }

/* Sticky mobile action bar (DJ pages) */
.mobile-actionbar{
  position:fixed; bottom:0; left:0; right:0; z-index:900; display:none;
  background:var(--maroon-950); border-top:1px solid rgba(216,180,94,.3);
  padding:10px 6px; gap:4px;
}
.mobile-actionbar a{ flex:1; text-align:center; color:var(--gold-050); font-size:11px; font-weight:600; padding:8px 2px; }
.mobile-actionbar a b{ display:block; font-size:16px; margin-bottom:2px; }
@media (max-width:760px){ .mobile-actionbar{ display:flex; } body.dj-mode{ padding-bottom:64px; } }

/* Breadcrumb / page header (inner pages) */
.page-head{ padding:150px 0 56px; background:var(--bg-alt); border-bottom:1px solid var(--hairline); }
.page-head .eyebrow{ margin-bottom:10px; }
.page-head h1{ font-size:clamp(2rem,4vw,3rem); margin-bottom:12px; }

/* Utility */
.mt-0{ margin-top:0; } .mb-0{ margin-bottom:0; }
.tag-pill{ display:inline-block; padding:5px 13px; border:1px solid var(--hairline); border-radius:20px; font-size:12px; font-weight:600; color:var(--text-muted); margin:0 6px 6px 0; }
.divider-gold{ width:60px; height:3px; background:var(--gold-500); margin:18px 0 26px; }
.badge-club{ display:inline-block; background:var(--maroon-700); color:#fff; font-size:11px; font-weight:700; padding:4px 12px; border-radius:20px; letter-spacing:.05em; }
.badge-dj{ display:inline-block; background:var(--gold-500); color:var(--maroon-950); font-size:11px; font-weight:700; padding:4px 12px; border-radius:20px; letter-spacing:.05em; }

/* reduced motion */
@media (prefers-reduced-motion: reduce){ *{ animation:none !important; transition:none !important; scroll-behavior:auto !important; } }

/* reveal-on-scroll */
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .7s ease, transform .7s ease; }
.reveal.in{ opacity:1; transform:none; }