/* ============================================================
   Piramalaikallar Coordinator Center — theme
   Dark maroon + gold, traditional Tamil feel, modern UI
   ============================================================ */

:root{
  --maroon-900:#3b0a12;
  --maroon-800:#4d0f19;
  --maroon-700:#621320;
  --maroon-600:#7a1828;
  --maroon-500:#8f1d30;
  --gold-500:#c8a02c;
  --gold-400:#d9b64a;
  --gold-300:#e7cd7d;
  --gold-100:#f6ecc9;
  --cream:#fdf9f0;
  --ink:#241014;
  --ink-soft:#5c4a4d;
  --line:rgba(200,160,44,.28);
  --shadow-sm:0 2px 10px rgba(59,10,18,.08);
  --shadow-md:0 10px 30px rgba(59,10,18,.13);
  --shadow-lg:0 22px 50px rgba(59,10,18,.20);
  --radius:14px;
  --radius-lg:22px;
  --ff-ta:"Noto Sans Tamil","Latha",sans-serif;
  --ff-en:"Poppins","Segoe UI",system-ui,sans-serif;
  --ff-display:"Playfair Display",Georgia,serif;
  --header-h:74px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 12px)}
body{
  margin:0;background:var(--cream);color:var(--ink);
  font-family:var(--ff-en);font-size:16px;line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body.lang-ta{font-family:var(--ff-ta);line-height:1.85}
body.lang-ta h1,body.lang-ta h2,body.lang-ta h3,body.lang-ta .display{font-family:var(--ff-ta)}
img{max-width:100%;height:auto}
a{color:var(--maroon-600);text-decoration:none;transition:color .2s}
a:hover{color:var(--gold-500)}
h1,h2,h3{font-family:var(--ff-display);font-weight:700;color:var(--maroon-800);letter-spacing:.2px}
.text-gold{color:var(--gold-500)!important}
.text-maroon{color:var(--maroon-700)!important}
.bg-maroon{background:var(--maroon-800)!important}

/* ---------- accessibility ---------- */
.skip-link{position:absolute;left:-9999px;top:0;z-index:2000;background:var(--gold-500);color:var(--maroon-900);padding:10px 18px;border-radius:0 0 10px 0;font-weight:600}
.skip-link:focus{left:0}
:focus-visible{outline:3px solid var(--gold-500);outline-offset:2px}

/* ---------- ornaments ---------- */
.kolam-band{
  height:8px;
  background:
    repeating-linear-gradient(90deg,var(--gold-500) 0 14px,transparent 14px 28px),
    linear-gradient(90deg,var(--maroon-700),var(--maroon-500));
  opacity:.95;
}
.section-title{position:relative;display:inline-block;margin-bottom:.35rem}
.section-title::after{
  content:"";display:block;height:3px;width:64px;margin:.55rem auto 0;
  background:linear-gradient(90deg,var(--gold-500),transparent);border-radius:3px;
}
.text-center .section-title::after{margin-left:auto;margin-right:auto}
.section-sub{color:var(--ink-soft);max-width:640px;margin:0 auto 2.4rem}
.section{padding:84px 0}
.section-alt{background:linear-gradient(180deg,#fffdf7,#f8f0e0)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:rgba(61,10,20,.97);
  backdrop-filter:blur(10px);border-bottom:1px solid rgba(200,160,44,.3);
}
.site-header .navbar{min-height:var(--header-h)}
.brand-wrap{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand-mark{
  width:46px;height:46px;flex:0 0 46px;border-radius:50%;
  background:radial-gradient(circle at 32% 28%,var(--gold-300),var(--gold-500) 60%,var(--maroon-700));
  color:var(--maroon-900);display:grid;place-items:center;
  font-family:var(--ff-display);font-weight:700;font-size:1.15rem;
  box-shadow:0 0 0 3px rgba(200,160,44,.22);
}
.brand-text{line-height:1.15}
.brand-title{color:var(--gold-300);font-weight:700;font-size:1.02rem;display:block;max-width:15ch}
.brand-sub{color:rgba(246,236,201,.72);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase}
.navbar-nav .nav-link{
  color:rgba(246,236,201,.9)!important;font-weight:500;padding:.55rem .95rem!important;
  border-radius:8px;position:relative;
}
.navbar-nav .nav-link:hover,.navbar-nav .nav-link.active{color:var(--gold-300)!important;background:rgba(200,160,44,.12)}
.navbar-toggler{border-color:rgba(200,160,44,.5);padding:.35rem .6rem}
.navbar-toggler:focus{box-shadow:0 0 0 .2rem rgba(200,160,44,.35)}
.navbar-toggler-icon{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='%23e7cd7d' stroke-width='2.4' stroke-linecap='round' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E")}

.lang-toggle{
  border:1px solid var(--gold-500);color:var(--gold-300);background:transparent;
  border-radius:999px;padding:.34rem .9rem;font-size:.86rem;font-weight:600;white-space:nowrap;
  transition:all .22s;
}
.lang-toggle:hover{background:var(--gold-500);color:var(--maroon-900)}

/* ---------- buttons ---------- */
.btn{border-radius:999px;font-weight:600;padding:.72rem 1.6rem;transition:all .25s;border-width:2px}
.btn-gold{background:linear-gradient(135deg,var(--gold-400),var(--gold-500));color:var(--maroon-900);border:none;box-shadow:0 8px 22px rgba(200,160,44,.32)}
.btn-gold:hover{color:var(--maroon-900);transform:translateY(-2px);box-shadow:0 12px 28px rgba(200,160,44,.45)}
.btn-outline-gold{border:2px solid var(--gold-500);color:var(--gold-300);background:transparent}
.btn-outline-gold:hover{background:var(--gold-500);color:var(--maroon-900)}
.btn-maroon{background:var(--maroon-700);color:#fff;border:none}
.btn-maroon:hover{background:var(--maroon-800);color:#fff;transform:translateY(-2px)}
.btn-outline-maroon{border:2px solid var(--maroon-600);color:var(--maroon-700);background:transparent}
.btn-outline-maroon:hover{background:var(--maroon-700);color:#fff}
.btn-wa{background:#25d366;color:#fff;border:none}
.btn-wa:hover{background:#1da851;color:#fff;transform:translateY(-2px)}

/* ---------- hero ---------- */
.hero{
  position:relative;min-height:clamp(560px,86vh,780px);display:flex;align-items:center;
  color:var(--gold-100);overflow:hidden;
  background:
    radial-gradient(1000px 520px at 78% 12%,rgba(200,160,44,.20),transparent 62%),
    linear-gradient(140deg,var(--maroon-900) 0%,var(--maroon-800) 45%,var(--maroon-600) 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;opacity:.10;pointer-events:none;
  background-image:
    radial-gradient(circle at 12% 22%,var(--gold-300) 1.6px,transparent 1.6px),
    radial-gradient(circle at 62% 72%,var(--gold-300) 1.6px,transparent 1.6px);
  background-size:56px 56px,72px 72px;
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:70px;
  background:linear-gradient(180deg,transparent,var(--cream));pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding:80px 0}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(200,160,44,.55);
  border-radius:999px;padding:.35rem 1rem;font-size:.82rem;letter-spacing:.06em;
  color:var(--gold-300);background:rgba(0,0,0,.18);margin-bottom:1.15rem;
}
.hero h1{
  color:var(--gold-100);font-size:clamp(1.9rem,4.6vw,3.5rem);line-height:1.22;margin-bottom:.4rem;
  text-shadow:0 4px 24px rgba(0,0,0,.4);
}
.hero .hero-alt{display:block;font-size:clamp(1rem,2vw,1.35rem);color:var(--gold-400);font-weight:500;margin-top:.5rem;font-family:var(--ff-ta)}
.hero p.mission{font-size:clamp(1rem,1.6vw,1.16rem);color:rgba(246,236,201,.92);max-width:56ch;margin:1.3rem 0 2rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:.85rem}

.hero-card{
  background:rgba(255,255,255,.07);border:1px solid rgba(200,160,44,.35);
  border-radius:var(--radius-lg);padding:1.6rem;backdrop-filter:blur(6px);
}
.stat{text-align:center;padding:.6rem .2rem}
.stat .num{font-family:var(--ff-display);font-size:1.85rem;font-weight:700;color:var(--gold-300);display:block;line-height:1.1}
.stat .lbl{font-size:.8rem;color:rgba(246,236,201,.8)}

/* ---------- cards ---------- */
.card-soft{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s;height:100%;
}
.card-soft:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.card-soft .card-body{padding:1.6rem}
.icon-badge{
  width:56px;height:56px;border-radius:16px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--maroon-700),var(--maroon-500));
  color:var(--gold-300);font-size:1.4rem;margin-bottom:1rem;box-shadow:var(--shadow-sm);
}
.obj-list{list-style:none;padding:0;margin:0}
.obj-list li{position:relative;padding-left:2rem;margin-bottom:.85rem;color:var(--ink-soft)}
.obj-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:11px;height:11px;transform:rotate(45deg);
  background:linear-gradient(135deg,var(--gold-400),var(--maroon-600));border-radius:2px;
}

/* ---------- gallery ---------- */
.gal-filters{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center;margin-bottom:2rem}
.gal-filter{
  border:1.5px solid var(--line);background:#fff;color:var(--maroon-700);
  border-radius:999px;padding:.42rem 1.15rem;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s;
}
.gal-filter:hover{border-color:var(--gold-500)}
.gal-filter.active{background:var(--maroon-700);color:var(--gold-300);border-color:var(--maroon-700)}
.gal-item{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);background:#000;aspect-ratio:4/3;display:block}
.gal-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;display:block}
.gal-item:hover img{transform:scale(1.07)}
.gal-cap{
  position:absolute;left:0;right:0;bottom:0;padding:1.6rem .9rem .8rem;color:#fff;font-size:.92rem;
  background:linear-gradient(180deg,transparent,rgba(59,10,18,.88));
}
.gal-play{
  position:absolute;inset:0;display:grid;place-items:center;color:#fff;font-size:2.6rem;
  background:rgba(59,10,18,.35);transition:background .3s;
}
.gal-item:hover .gal-play{background:rgba(59,10,18,.15)}

/* ---------- news ---------- */
.news-card{border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:#fff;height:100%;box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.news-thumb{height:200px;object-fit:cover;width:100%;background:linear-gradient(135deg,var(--maroon-700),var(--maroon-500))}
.news-thumb-ph{height:200px;display:grid;place-items:center;color:var(--gold-300);font-size:2.4rem;background:linear-gradient(135deg,var(--maroon-800),var(--maroon-600))}
.news-body{padding:1.35rem;display:flex;flex-direction:column;flex:1}
.news-date{font-size:.8rem;color:var(--gold-500);font-weight:600;letter-spacing:.04em;text-transform:uppercase}
.news-card h3{font-size:1.16rem;margin:.4rem 0 .55rem}
.ann-item{
  border-left:4px solid var(--gold-500);background:#fff;border-radius:0 var(--radius) var(--radius) 0;
  padding:1.15rem 1.3rem;margin-bottom:1rem;box-shadow:var(--shadow-sm);
}
.ann-item h4{font-size:1.05rem;margin:0 0 .35rem;color:var(--maroon-800)}
.badge-pin{background:var(--gold-500);color:var(--maroon-900);font-size:.68rem;padding:.2rem .55rem;border-radius:999px;font-weight:700;vertical-align:middle}

/* ---------- forms ---------- */
.form-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:2rem}
.form-label{font-weight:600;color:var(--maroon-800);font-size:.92rem;margin-bottom:.35rem}
.form-label .req{color:#b3261e}
.form-control,.form-select{
  border:1.5px solid #e5d9c4;border-radius:11px;padding:.72rem .95rem;font-size:.98rem;background:#fffdf8;transition:all .2s;
}
.form-control:focus,.form-select:focus{border-color:var(--gold-500);box-shadow:0 0 0 .2rem rgba(200,160,44,.18);background:#fff}
.hp-field{position:absolute!important;left:-9999px!important;opacity:0;height:0;width:0}
.alert-ok{background:#e8f6ec;border:1px solid #b6e0c2;color:#14532d;border-radius:var(--radius)}
.alert-err{background:#fdeced;border:1px solid #f3c3c6;color:#7f1d1d;border-radius:var(--radius)}

/* ---------- contact ---------- */
.contact-tile{display:flex;gap:1rem;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.15rem;margin-bottom:1rem;box-shadow:var(--shadow-sm)}
.contact-tile .ic{width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--maroon-700),var(--maroon-500));color:var(--gold-300)}
.contact-tile h5{font-size:.82rem;text-transform:uppercase;letter-spacing:.09em;color:var(--gold-600,#a8861f);margin:0 0 .2rem;font-family:var(--ff-en)}
.map-frame{border:0;width:100%;height:380px;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);filter:saturate(.95)}

/* ---------- footer ---------- */
.site-footer{background:linear-gradient(160deg,var(--maroon-900),var(--maroon-700));color:rgba(246,236,201,.82);padding:64px 0 0;margin-top:auto}
.site-footer h5{color:var(--gold-300);font-family:var(--ff-display);font-size:1.05rem;margin-bottom:1rem}
.site-footer a{color:rgba(246,236,201,.82)}
.site-footer a:hover{color:var(--gold-300)}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:.55rem}
.footer-bottom{border-top:1px solid rgba(200,160,44,.25);margin-top:2.5rem;padding:1.15rem 0;font-size:.86rem;text-align:center}
.soc-ic{width:38px;height:38px;border-radius:50%;display:inline-grid;place-items:center;border:1px solid rgba(200,160,44,.45);margin-right:.5rem;transition:all .25s}
.soc-ic:hover{background:var(--gold-500);color:var(--maroon-900)!important;border-color:var(--gold-500)}

/* ---------- floating buttons ---------- */
.float-stack{position:fixed;right:18px;bottom:18px;z-index:1055;display:flex;flex-direction:column;gap:12px;align-items:flex-end}
.fab{
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;color:#fff;
  font-size:1.5rem;border:none;cursor:pointer;box-shadow:var(--shadow-md);transition:transform .25s,box-shadow .25s;
}
.fab:hover{transform:scale(1.08);color:#fff}
.fab-wa{background:#25d366}
.fab-wa::after{
  content:"";position:absolute;width:56px;height:56px;border-radius:50%;
  border:2px solid #25d366;animation:pulse 2.2s infinite;pointer-events:none;
}
.fab-chat{background:linear-gradient(135deg,var(--maroon-700),var(--maroon-500));color:var(--gold-300);position:relative}
.fab-top{width:44px;height:44px;font-size:1.1rem;background:rgba(59,10,18,.82)}
@keyframes pulse{0%{transform:scale(1);opacity:.75}70%{transform:scale(1.5);opacity:0}100%{opacity:0}}

/* ---------- chatbot ---------- */
.chat-panel{
  position:fixed;right:18px;bottom:88px;width:min(370px,calc(100vw - 36px));max-height:min(560px,calc(100vh - 130px));
  background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);display:none;flex-direction:column;
  overflow:hidden;z-index:1060;border:1px solid var(--line);
}
.chat-panel.open{display:flex;animation:chatIn .28s ease}
@keyframes chatIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.chat-head{background:linear-gradient(135deg,var(--maroon-800),var(--maroon-600));color:var(--gold-100);padding:.9rem 1rem;display:flex;align-items:center;gap:.75rem}
.chat-head .avatar{width:38px;height:38px;border-radius:50%;background:var(--gold-500);color:var(--maroon-900);display:grid;place-items:center;font-weight:700}
.chat-head .ttl{font-weight:600;font-size:.98rem;line-height:1.2}
.chat-head .sub{font-size:.72rem;opacity:.8}
.chat-close{margin-left:auto;background:none;border:none;color:var(--gold-200,#f0dfae);font-size:1.3rem;line-height:1;cursor:pointer}
.chat-body{flex:1;overflow-y:auto;padding:1rem;background:#fffdf8;display:flex;flex-direction:column;gap:.6rem}
.msg{max-width:84%;padding:.62rem .9rem;border-radius:14px;font-size:.92rem;line-height:1.6;white-space:pre-wrap;word-break:break-word}
.msg.bot{background:#fff;border:1px solid var(--line);border-bottom-left-radius:4px;align-self:flex-start}
.msg.user{background:linear-gradient(135deg,var(--maroon-700),var(--maroon-500));color:#fff;border-bottom-right-radius:4px;align-self:flex-end}
.chat-chips{display:flex;flex-wrap:wrap;gap:.4rem;padding:0 1rem .6rem;background:#fffdf8}
.chip{border:1px solid var(--line);background:#fff;color:var(--maroon-700);border-radius:999px;padding:.3rem .75rem;font-size:.8rem;cursor:pointer;transition:all .2s}
.chip:hover{background:var(--maroon-700);color:var(--gold-300);border-color:var(--maroon-700)}
.chat-foot{display:flex;gap:.5rem;padding:.7rem;border-top:1px solid var(--line);background:#fff}
.chat-foot input{flex:1;border:1.5px solid #e5d9c4;border-radius:999px;padding:.55rem .95rem;font-size:.92rem;outline:none}
.chat-foot input:focus{border-color:var(--gold-500)}
.chat-foot button{background:var(--maroon-700);color:var(--gold-300);border:none;border-radius:50%;width:40px;height:40px;flex:0 0 40px;cursor:pointer}
.typing span{display:inline-block;width:6px;height:6px;margin-right:3px;border-radius:50%;background:var(--maroon-500);animation:blink 1.2s infinite}
.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,60%,100%{opacity:.2}30%{opacity:1}}

/* ---------- animations ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* ---------- responsive ---------- */
@media (max-width:991.98px){
  .section{padding:60px 0}
  .navbar-collapse{background:rgba(61,10,20,.98);border:1px solid rgba(200,160,44,.25);border-radius:14px;padding:1rem;margin-top:.75rem}
  .brand-title{font-size:.92rem;max-width:13ch}
}
@media (max-width:575.98px){
  body{font-size:15px}
  .hero{min-height:auto;padding:26px 0 10px}
  .hero-actions .btn{flex:1 1 100%;text-align:center}
  .float-stack{right:12px;bottom:12px}
  .fab{width:52px;height:52px}
  .form-panel{padding:1.25rem}
  .map-frame{height:300px}
}

/* ---------- print ---------- */
@media print{
  .site-header,.site-footer,.float-stack,.chat-panel,.gal-filters{display:none!important}
  body{background:#fff}
}