/* =========================================================
   Sainik School Tamil Nadu — Design tokens
   Palette: deep peacock teal + vermillion + temple gold
   Type: Prata (stone-carved serif) / Rubik / PT Mono
   Signature: stepped gopuram-tower divider/badges, tapering
              tier-step admission list, contact form
   ========================================================= */
:root{
  --peacock:#0E4A4A;
  --peacock-deep:#093333;
  --vermillion:#9C2B2B;
  --vermillion-deep:#7A1F1F;
  --gold:#C9962C;
  --gold-light:#E0B65A;
  --paper:#EDEEE6;
  --panel:#DEE1D6;
  --ink:#1C221F;
  --ink-soft:#4A5450;
  --line:rgba(28,34,31,0.15);
  --white:#FBFCF9;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:'Rubik',sans-serif;font-size:16px;line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
h1,h2,h3,h4{font-family:'Prata',serif;color:var(--peacock-deep);margin:0 0 .5em;line-height:1.2;font-weight:400;}
.mono{font-family:'PT Mono',monospace;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px;}

.eyebrow{
  font-family:'PT Mono',monospace;text-transform:uppercase;letter-spacing:.12em;
  font-size:12px;color:var(--vermillion-deep);font-weight:700;
  display:flex;align-items:center;gap:10px;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--vermillion-deep);display:inline-block;}
.eyebrow-light{color:var(--gold);}
.eyebrow-light::before{background:var(--gold);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:15px 30px;font-family:'PT Mono',monospace;font-size:13px;font-weight:700;
  letter-spacing:.02em;text-transform:uppercase;border-radius:2px;border:2px solid transparent;
  cursor:pointer;transition:transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn-primary{background:var(--vermillion);color:var(--white);}
.btn-primary:hover{background:var(--vermillion-deep);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--paper);border-color:rgba(237,238,230,.5);}
.btn-ghost:hover{border-color:var(--paper);transform:translateY(-2px);}
.btn-outline{background:transparent;color:var(--peacock-deep);border-color:var(--peacock-deep);}
.btn-outline:hover{background:var(--peacock-deep);color:var(--white);}

/* ===================== HEADER ===================== */
header{position:sticky;top:0;z-index:60;background:rgba(9,51,51,.97);backdrop-filter:blur(6px);}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;gap:16px;}
.brand{display:flex;align-items:center;gap:11px;color:var(--paper);}
.brand-mark{width:36px;height:36px;flex:none;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text .name{font-family:'Prata',serif;font-size:15.5px;color:var(--paper);}
.brand-text .loc{font-family:'PT Mono',monospace;font-size:10px;letter-spacing:.08em;color:var(--gold);text-transform:uppercase;}
nav.links{display:flex;gap:24px;align-items:center;}
nav.links a{color:var(--paper);font-size:14px;font-weight:500;padding:6px 2px;border-bottom:2px solid transparent;transition:border-color .2s,color .2s;}
nav.links a:hover{border-color:var(--gold);color:var(--gold);}
.nav-cta{display:flex;align-items:center;gap:14px;}
.nav-phone{display:flex;align-items:center;gap:7px;color:var(--gold);font-family:'PT Mono',monospace;font-size:12.5px;}
.mobile-only{display:none;}
.menu-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;width:30px;height:26px;flex-direction:column;justify-content:space-between;}
.menu-toggle span{display:block;height:2px;width:100%;background:var(--paper);transition:transform .25s ease, opacity .2s ease;}
.menu-toggle.active span:nth-child(1){transform:translateY(10px) rotate(45deg);}
.menu-toggle.active span:nth-child(2){opacity:0;}
.menu-toggle.active span:nth-child(3){transform:translateY(-10px) rotate(-45deg);}

/* ===================== HERO ===================== */
.hero{position:relative;min-height:90vh;display:flex;align-items:center;background:var(--peacock-deep);overflow:hidden;padding:120px 0 90px;}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.36;}
.hero-overlay{position:absolute;inset:0;z-index:1;background:linear-gradient(180deg, rgba(9,51,51,.55) 0%, rgba(9,51,51,.93) 88%);}
.hero-content{position:relative;z-index:2;max-width:760px;}
.hero h1{color:var(--white);font-size:clamp(28px,4.4vw,50px);margin-bottom:20px;}
.hero h1 .hl{color:var(--gold);}
.hero p.lead{color:rgba(237,238,230,.85);font-size:17px;max-width:56ch;margin-bottom:30px;font-family:'Rubik',sans-serif;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;}
.hero-strip{display:flex;gap:2px;margin-top:44px;flex-wrap:wrap;}
.hero-strip .chip{background:rgba(237,238,230,.08);border:1px solid rgba(237,238,230,.2);padding:10px 16px;font-family:'PT Mono',monospace;font-size:11.5px;color:var(--gold-light);text-transform:uppercase;letter-spacing:.05em;}
.gopuram-divider{position:absolute;left:0;right:0;bottom:-1px;width:100%;height:44px;z-index:2;}
.gopuram-divider path{fill:var(--paper);}

/* ===================== STATS BAND ===================== */
.stats-band{background:var(--peacock);}
.stats-grid{display:grid;grid-template-columns:repeat(5,1fr);}
.stat-cell{padding:26px 18px;text-align:center;border-left:1px solid rgba(237,238,230,.2);display:flex;flex-direction:column;gap:6px;}
.stat-cell:first-child{border-left:none;}
.stat-cell .num{font-family:'PT Mono',monospace;color:var(--gold);font-size:clamp(22px,2.4vw,30px);font-weight:700;}
.stat-cell .label{font-family:'PT Mono',monospace;color:rgba(237,238,230,.92);font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;}

section{padding:92px 0;}
.section-tight{padding:66px 0;}
.section-alt{background:var(--panel);}
.mb{margin-bottom:30px;}
.sub{color:var(--ink-soft);max-width:70ch;margin-top:14px;font-size:15px;}

/* ===================== ABOUT ===================== */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.about-img-wrap img{height:480px;object-fit:cover;width:100%;}
.about-copy p{color:var(--ink-soft);margin-bottom:15px;font-size:15.5px;}
.tower-badge{display:flex;align-items:center;gap:14px;margin-top:24px;padding:16px 18px;background:var(--white);border-left:4px solid var(--vermillion);}
.tower-badge svg{width:38px;height:38px;flex:none;color:var(--vermillion);}
.tower-badge .t1{display:block;font-family:'PT Mono',monospace;font-size:10.5px;letter-spacing:.07em;text-transform:uppercase;color:var(--vermillion-deep);font-weight:700;}
.tower-badge .t2{display:block;font-size:13px;color:var(--ink-soft);margin-top:3px;}

/* ===================== WHY GRID ===================== */
.why-head{max-width:640px;margin-bottom:46px;}
.grid-6{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--line);border:1px solid var(--line);}
.why-card{background:var(--white);padding:34px 28px;}
.why-card .ic-wrap{width:48px;height:48px;background:var(--peacock);display:flex;align-items:center;justify-content:center;margin-bottom:18px;}
.why-card .ic{width:22px;height:22px;color:var(--gold);}
.why-card h3{font-size:17px;margin-bottom:9px;color:var(--peacock-deep);font-family:'Prata',serif;font-weight:400;}
.why-card p{color:var(--ink-soft);font-size:14px;margin:0;font-family:'Rubik',sans-serif;}

/* ===================== ACADEMICS ===================== */
.academics{background:var(--peacock-deep);color:var(--paper);}
.academics h2{color:var(--white);}
.academics-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:start;}
.academics-copy p{color:rgba(237,238,230,.78);margin-bottom:15px;font-size:15px;font-family:'Rubik',sans-serif;}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px;}
.tag{font-family:'PT Mono',monospace;font-size:11px;letter-spacing:.04em;padding:8px 14px;border:1px solid rgba(237,238,230,.3);color:rgba(237,238,230,.9);text-transform:uppercase;}
.stream-list{display:flex;flex-direction:column;gap:2px;background:rgba(237,238,230,.1);}
.stream-list .row{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:17px 20px;background:var(--peacock-deep);border-left:3px solid var(--gold);}
.stream-list .row .s{font-size:14.5px;color:var(--white);}
.stream-list .row .n{font-family:'PT Mono',monospace;color:var(--gold);font-size:11.5px;text-align:right;}

/* ===================== ADMISSION TIER STEPS (tapering gopuram) ===================== */
.tier-steps{display:flex;flex-direction:column;align-items:center;gap:10px;margin-top:24px;}
.tier-step{
  width:var(--w,100%);max-width:100%;display:flex;align-items:center;gap:22px;
  background:var(--white);padding:18px 26px;border-bottom:3px solid var(--gold);
}
.tier-idx{font-family:'PT Mono',monospace;font-size:26px;font-weight:700;color:var(--vermillion);flex:none;width:48px;}
.tier-body h4{font-size:15.5px;margin-bottom:5px;font-family:'Prata',serif;font-weight:400;}
.tier-body p{font-size:13.5px;color:var(--ink-soft);margin:0;font-family:'Rubik',sans-serif;}
.center-btn{text-align:center;margin-top:40px;}

/* ===================== FEES ===================== */
.fees-wrap{overflow-x:auto;border:1px solid var(--line);}
table.fees{width:100%;border-collapse:collapse;background:var(--white);min-width:620px;}
table.fees th,table.fees td{padding:15px 20px;text-align:left;font-size:14px;border-bottom:1px solid var(--line);}
table.fees th{font-family:'PT Mono',monospace;text-transform:uppercase;font-size:11px;letter-spacing:.05em;background:var(--peacock-deep);color:var(--gold);border-bottom:none;}
table.fees tr:last-child td{border-bottom:none;}
table.fees td.amt{font-family:'PT Mono',monospace;color:var(--peacock-deep);font-weight:700;}
.fees-note{margin-top:15px;font-size:13px;color:var(--ink-soft);}

/* ===================== HOSTEL GALLERY ===================== */
.infra-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;grid-template-rows:210px 210px;gap:12px;}
.infra-grid .g1{grid-row:1/3;}
.infra-grid img{width:100%;height:100%;object-fit:cover;}
.infra-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 36px;margin-top:36px;}
.infra-list .item{display:flex;gap:11px;align-items:flex-start;padding:13px 0;border-top:1px solid var(--line);}
.infra-list .item svg{width:19px;height:19px;color:var(--vermillion);flex:none;margin-top:2px;}
.infra-list .item span{font-size:14px;color:var(--ink-soft);}

/* ===================== GALLERY ===================== */
.gallery-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;}
.gallery-strip a{overflow:hidden;display:block;position:relative;}
.gallery-strip a::after{content:"";position:absolute;inset:0;border:2px solid transparent;transition:border-color .2s;}
.gallery-strip a:hover::after{border-color:var(--gold);}
.gallery-strip img{width:100%;height:220px;object-fit:cover;transition:transform .4s ease;}
.gallery-strip a:hover img{transform:scale(1.06);}

/* ===================== TESTIMONIALS ===================== */
.testimonials{background:var(--panel);}
.test-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.test-card{background:var(--white);padding:30px 26px;border-top:4px solid var(--peacock);}
.test-card p.quote{font-family:'Prata',serif;font-size:16px;color:var(--ink);margin-bottom:18px;line-height:1.5;}
.test-card .who{display:flex;align-items:center;gap:12px;}
.test-card .who img{width:42px;height:42px;border-radius:50%;object-fit:cover;}
.test-card .who .n{display:block;font-size:13.5px;font-weight:700;color:var(--peacock-deep);}
.test-card .who .r{display:block;font-size:12px;color:var(--ink-soft);}

/* ===================== FAQ ===================== */
.faq-wrap{max-width:860px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:18px;
  padding:20px 2px;cursor:pointer;font-size:16.5px;font-weight:400;color:var(--peacock-deep);
  font-family:'Prata',serif;background:none;border:none;text-align:left;
}
.faq-q .plus{font-family:'PT Mono',monospace;font-size:19px;color:var(--vermillion);transition:transform .25s ease;flex:none;}
.faq-item.open .plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 2px 20px;color:var(--ink-soft);font-size:14px;max-width:70ch;}

/* ===================== CONTACT FORM ===================== */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:flex-start;}
.contact-copy .sub{margin-bottom:26px;}
.contact-quick{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px;}
.contact-quick li{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--ink-soft);}
.contact-quick svg{width:18px;height:18px;flex:none;color:var(--vermillion);margin-top:2px;}
.contact-form-wrap{background:var(--white);border:1px solid var(--line);padding:34px 32px;}
.contact-form .form-row{margin-bottom:18px;}
.contact-form .form-row-split{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.contact-form label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:7px;font-family:'Rubik',sans-serif;}
.contact-form label span{color:var(--vermillion);}
.contact-form input,.contact-form select,.contact-form textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:3px;
  font-family:'Rubik',sans-serif;font-size:14.5px;color:var(--ink);background:var(--paper);
  transition:border-color .2s, background .2s;
}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{
  outline:none;border-color:var(--peacock);background:var(--white);
}
.contact-form input.invalid,.contact-form select.invalid,.contact-form textarea.invalid{border-color:var(--vermillion);}
.contact-form textarea{resize:vertical;min-height:100px;}
.field-error{display:block;font-size:12px;color:var(--vermillion);margin-top:5px;min-height:14px;font-family:'PT Mono',monospace;}
.form-submit{width:100%;margin-top:6px;}
.form-status{margin-top:14px;font-size:13.5px;text-align:center;min-height:18px;font-family:'Rubik',sans-serif;}
.form-status.success{color:var(--peacock);font-weight:700;}
.form-status.error{color:var(--vermillion);font-weight:700;}

/* ===================== CTA ===================== */
.cta-banner{background:var(--vermillion);color:var(--white);text-align:center;padding:76px 24px;}
.cta-banner h2{color:var(--white);font-size:clamp(24px,3.2vw,38px);max-width:20ch;margin:0 auto 14px;}
.cta-banner p{color:rgba(251,252,249,.9);max-width:50ch;margin:0 auto 28px;font-size:15.5px;font-family:'Rubik',sans-serif;}
.cta-banner .btn-primary{background:var(--gold);color:var(--peacock-deep);}
.cta-banner .btn-primary:hover{background:var(--gold-light);}

/* ===================== FOOTER ===================== */
footer{background:var(--peacock-deep);color:rgba(237,238,230,.8);padding:64px 0 24px;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:44px;border-bottom:1px solid rgba(237,238,230,.14);}
.foot-brand .brand{color:var(--white);margin-bottom:14px;}
.foot-brand p{font-size:13px;color:rgba(237,238,230,.62);max-width:32ch;}
.social-row{display:flex;gap:11px;margin-top:20px;}
.social-row a{width:36px;height:36px;border:1px solid rgba(237,238,230,.3);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .2s,border-color .2s;}
.social-row a:hover{background:var(--gold);border-color:var(--gold);}
.social-row svg{width:16px;height:16px;color:var(--paper);}
footer h5{font-family:'PT Mono',monospace;text-transform:uppercase;letter-spacing:.07em;font-size:11.5px;color:var(--gold);margin:0 0 16px;}
footer ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;}
footer ul a{font-size:13.5px;color:rgba(237,238,230,.72);transition:color .2s;}
footer ul a:hover{color:var(--white);}
.foot-contact li{display:flex;gap:9px;align-items:flex-start;font-size:13px;color:rgba(237,238,230,.72);}
.foot-contact svg{width:15px;height:15px;flex:none;margin-top:3px;color:var(--gold);}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:22px;font-size:12px;color:rgba(237,238,230,.5);flex-wrap:wrap;gap:10px;}
.foot-bottom a{color:rgba(237,238,230,.65);}

/* ===================== RESPONSIVE ===================== */
@media (max-width:1024px){
  .about-grid,.academics-grid,.contact-grid{grid-template-columns:1fr;gap:34px;}
  .about-img-wrap img{height:340px;}
  .grid-6{grid-template-columns:repeat(2,1fr);}
  .infra-grid{grid-template-columns:1fr 1fr;grid-template-rows:180px 180px 180px;}
  .infra-grid .g1{grid-row:auto;grid-column:1/3;}
  .infra-list{grid-template-columns:1fr;}
  .gallery-strip{grid-template-columns:repeat(2,1fr);}
  .test-grid{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .stats-grid{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:860px){
  nav.links{
    display:none;position:fixed;top:70px;left:0;right:0;bottom:0;
    background:var(--peacock-deep);flex-direction:column;align-items:flex-start;
    padding:24px;gap:4px;overflow-y:auto;z-index:55;
  }
  nav.links.show{display:flex;}
  nav.links a{width:100%;padding:14px 4px;border-bottom:1px solid rgba(237,238,230,.12);}
  .mobile-only{display:flex;margin-top:16px;}
  .desktop-only{display:none;}
  .menu-toggle{display:flex;}
  .contact-form-wrap{padding:28px 22px;}
  .form-row-split{grid-template-columns:1fr;}
  .tier-step{width:100% !important;}
}
@media (max-width:640px){
  section{padding:56px 0;}
  .hero{padding:104px 0 70px;min-height:auto;}
  .hero h1{font-size:26px;}
  .grid-6{grid-template-columns:1fr;}
  .tier-step{flex-direction:column;align-items:flex-start;gap:8px;}
  .fees-wrap table.fees{min-width:560px;}
  .gallery-strip{grid-template-columns:1fr 1fr;}
  .gallery-strip img{height:160px;}
  .foot-grid{grid-template-columns:1fr;gap:30px;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .cta-banner{padding:56px 20px;}
}
@media (max-width:400px){
  .wrap{padding:0 18px;}
  .stats-grid{grid-template-columns:1fr;}
  .stat-cell{border-left:none;border-top:1px solid rgba(237,238,230,.2);}
  .stat-cell:first-child{border-top:none;}
}