/* ===================================================================
   RITS Computer College — stylesheet
   Mobile-first, institutional, bilingual (Latin + Devanagari)
   =================================================================== */

:root{
  --navy:#16335A;
  --blue:#2E6FB5;
  --terracotta:#C2410C;
  --sky:#EAF1F8;
  --sand:#FFF4E0;
  --grey:#5B6470;
  --ink:#1d2733;
  --white:#ffffff;
  --line:#dfe7f0;
  --radius:14px;
  --shadow:0 8px 28px rgba(22,51,90,.10);
  --shadow-sm:0 3px 12px rgba(22,51,90,.08);
  --maxw:1120px;
  --font-head:'Poppins','Mukta',sans-serif;
  --font-body:'Inter','Mukta',sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--white);
  line-height:1.6;
  font-size:17px;
}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-head);color:var(--navy);line-height:1.2;font-weight:700}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 18px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.4em;
  font-family:var(--font-head);font-weight:600;font-size:1rem;
  padding:.85em 1.4em;border-radius:999px;border:2px solid transparent;
  cursor:pointer;transition:transform .12s ease,box-shadow .12s ease,background .12s ease;
  text-align:center;line-height:1.2;
}
.btn:active{transform:translateY(1px)}
.btn--accent{background:var(--terracotta);color:#fff;box-shadow:0 6px 16px rgba(194,65,12,.28)}
.btn--accent:hover{background:#a8380b}
.btn--outline{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.8)}
.btn--outline:hover{background:#fff;color:var(--navy)}
.btn--small{padding:.55em 1.1em;font-size:.92rem;background:var(--blue);color:#fff}
.btn--small:hover{background:var(--navy)}
.btn--block{display:flex;width:100%}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:64px}
.brand{display:flex;align-items:center;gap:11px;color:var(--navy)}
.brand-logo{height:48px;width:auto;flex:0 0 auto}
.brand-mark{
  font-family:var(--font-head);font-weight:800;letter-spacing:.5px;
  background:var(--navy);color:#fff;border-radius:9px;padding:7px 10px;font-size:1.05rem;line-height:1;
}
.brand-mark--light{background:#fff;color:var(--navy);display:inline-block}
.footer-logo{
  display:inline-flex;align-items:center;justify-content:center;
  background:#fff;border-radius:12px;padding:8px;box-shadow:var(--shadow-sm);
}
.footer-logo img{height:64px;width:auto;display:block}
.brand-text{display:flex;flex-direction:column}
.brand-text strong{font-family:var(--font-head);font-size:.98rem;color:var(--navy);line-height:1.1}
.brand-text small{font-size:.72rem;color:var(--grey)}

.main-nav{display:flex;align-items:center;gap:6px}
.main-nav a{
  color:var(--navy);font-weight:500;font-size:.95rem;padding:.5em .7em;border-radius:8px;
}
.main-nav a:hover{background:var(--sky);color:var(--blue)}
.main-nav .nav-call{background:var(--blue);color:#fff;font-weight:600}
.main-nav .nav-call:hover{background:var(--navy);color:#fff}

.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:8px;cursor:pointer}
.nav-toggle span{width:24px;height:2.5px;background:var(--navy);border-radius:2px;transition:.2s}

/* ---------- Seal / Affiliation badge motif ---------- */
.seal{
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;border-radius:50%;
  background:radial-gradient(circle at 50% 35%,#fff 0%,#f3f7fc 70%);
  border:3px double var(--blue);color:var(--navy);
  font-family:var(--font-head);box-shadow:var(--shadow-sm);
}
.seal--hero{width:104px;height:104px;margin-bottom:18px}
.seal--hero .seal-top{font-size:.5rem;letter-spacing:.5px;text-transform:uppercase;font-weight:600;color:var(--blue);max-width:80px;line-height:1.15}
.seal--hero .seal-mid{font-size:1.25rem;font-weight:800;color:var(--navy);margin:2px 0}
.seal--hero .seal-bot{font-size:.62rem;letter-spacing:2px;text-transform:uppercase;color:var(--terracotta);font-weight:600}

/* ---------- Hero ---------- */
.hero{position:relative;color:#fff;overflow:hidden}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:center 30%}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,25,46,.62) 0%,rgba(11,25,46,.78) 55%,rgba(11,25,46,.92) 100%),
             linear-gradient(90deg,rgba(22,51,90,.55),rgba(22,51,90,.25));
}
.hero-inner{position:relative;z-index:1;padding:46px 18px 56px;max-width:760px}
.hero-eyebrow{
  font-family:var(--font-head);font-weight:600;color:#ffd9a8;font-size:1.02rem;margin-bottom:10px;
}
.hero h1{color:#fff;font-size:2.15rem;font-weight:800;letter-spacing:-.3px}
.hero-lead{margin-top:16px;font-size:1.08rem;color:#eef3f9;max-width:640px}
.hero-lead strong{color:#fff}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-note{margin-top:22px;font-size:.92rem;color:#cdd9e8}

/* ---------- Trust strip ---------- */
.trust-strip{background:var(--blue);color:#fff}
.trust-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;text-align:center}
.trust-item{padding:16px 10px;display:flex;flex-direction:column}
.trust-item strong{font-family:var(--font-head);font-size:1.15rem;font-weight:700}
.trust-item span{font-size:.8rem;color:#d7e6f6}

/* ---------- Generic section ---------- */
.section{padding:58px 0}
.section--sky{background:var(--sky)}
.section--sand{background:var(--sand)}
.section--navy{background:var(--navy);color:#fff}
.kicker{
  display:inline-block;font-family:var(--font-head);font-weight:600;font-size:.82rem;
  letter-spacing:.6px;text-transform:uppercase;color:var(--blue);margin-bottom:10px;
}
.section--navy .kicker{color:#9ec3ec}
.section-head{max-width:680px;margin-bottom:34px}
.section-head h2{font-size:1.85rem}
.section--navy h2{color:#fff}
.section-sub{color:var(--grey);font-size:1.05rem;margin-top:8px}
.section--navy .section-sub{color:#cdd9e8}
.section-head--light h2{color:#fff}

/* ---------- About ---------- */
.about-grid{display:grid;gap:34px}
.about-copy h2{font-size:1.85rem}
.about-copy p{margin-top:14px;color:#37424f}
.callout{
  background:var(--sand);border-left:4px solid var(--terracotta);
  border-radius:10px;padding:18px 20px;margin:22px 0;
}
.callout h3{font-size:1.05rem;margin-bottom:6px}
.callout p{margin-top:0;color:#4a3b29}
.text-link{font-weight:600;color:var(--terracotta)}
.text-link:hover{text-decoration:underline}

.about-figure{display:grid;gap:16px}
.director-feature{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);
}
.director-feature img{
  width:100%;height:360px;object-fit:cover;object-position:center 22%;display:block;
}
.director-feature figcaption{
  display:flex;flex-direction:column;gap:3px;padding:16px 20px;
  border-top:3px solid var(--terracotta);
}
.director-feature strong{font-family:var(--font-head);color:var(--navy);font-size:1.3rem;line-height:1.2}
.director-feature span{font-size:.98rem;color:var(--blue);font-weight:600}
.director-feature em{font-size:.88rem;color:var(--grey);font-style:normal;margin-top:2px}
.about-secondary{border-radius:var(--radius);box-shadow:var(--shadow-sm);width:100%;height:200px;object-fit:cover}

/* ---------- Course cards ---------- */
.course-grid{display:grid;grid-template-columns:1fr;gap:18px}
.course-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;box-shadow:var(--shadow-sm);transition:transform .14s ease,box-shadow .14s ease;
}
.course-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.course-card h3{font-size:1.5rem;color:var(--navy)}
.course-full{color:var(--grey);font-size:.92rem;margin-top:2px;min-height:2.4em}
.course-meta{list-style:none;margin:14px 0 18px;display:grid;gap:7px}
.course-meta li{display:flex;justify-content:space-between;gap:10px;font-size:.92rem;border-bottom:1px dashed var(--line);padding-bottom:6px}
.course-meta li span{color:var(--grey);font-weight:500}
.fineprint{margin-top:22px;font-size:.9rem;color:var(--grey)}
.fineprint a{font-weight:600}

/* ---------- Skill cards ---------- */
.skill-grid{display:grid;grid-template-columns:1fr;gap:14px}
.skill-card{
  background:var(--sky);border:1px solid var(--line);border-radius:12px;padding:18px 18px;
  border-left:4px solid var(--blue);
}
.skill-card h3{font-size:1.15rem}
.skill-card p{font-size:.92rem;color:var(--grey);margin-top:5px}
.skill-card--featured{
  position:relative;background:var(--sand);border-left-color:var(--terracotta);
  box-shadow:var(--shadow-sm);
}
.skill-card--featured p{color:#4a3b29}
.skill-card--featured strong{color:var(--navy)}
.skill-tag{
  display:inline-block;background:var(--terracotta);color:#fff;font-family:var(--font-head);
  font-weight:600;font-size:.68rem;letter-spacing:.5px;text-transform:uppercase;
  padding:.25em .7em;border-radius:999px;margin-bottom:8px;
}

/* ---------- Why RITS ---------- */
.why-grid{display:grid;grid-template-columns:1fr;gap:16px}
.why-item{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);padding:20px;
}
.why-ico{font-size:1.7rem;margin-bottom:8px}
.why-item h3{color:#fff;font-size:1.12rem}
.why-item p{color:#cdd9e8;font-size:.94rem;margin-top:6px}

.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:34px}
.gallery img{width:100%;height:130px;object-fit:cover;border-radius:10px;border:2px solid rgba(255,255,255,.15)}

/* ---------- Admissions ---------- */
.admissions-grid{display:grid;gap:30px}
.badge-open{
  display:inline-block;background:#fff;color:var(--terracotta);border:1px solid #f1c9b0;
  font-family:var(--font-head);font-weight:600;font-size:.82rem;padding:.35em .9em;border-radius:999px;margin-bottom:14px;
}
.badge-open::before{margin-right:.3em}
.steps{list-style:none;counter-reset:step;display:grid;gap:16px;margin-top:8px}
.steps li{position:relative;padding-left:52px;display:flex;flex-direction:column;gap:2px}
.steps li::before{
  counter-increment:step;content:counter(step);
  position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;
  background:var(--blue);color:#fff;font-family:var(--font-head);font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.steps li strong{font-family:var(--font-head);color:var(--navy);font-size:1.05rem}
.steps li span{color:#4a3b29}
.admissions-aside{
  background:#fff;border:1px solid #f0e2c4;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);
}
.admissions-aside h3{font-size:1.15rem;margin-bottom:12px}
.doc-list{list-style:none;display:grid;gap:8px;margin-bottom:16px}
.doc-list li{padding-left:26px;position:relative;color:#37424f}
.doc-list li::before{content:"✓";position:absolute;left:0;color:var(--blue);font-weight:700}
.aside-note{font-size:.9rem;color:var(--grey);margin-bottom:16px}

/* ---------- Contact ---------- */
.contact-grid{display:grid;gap:34px}
.contact-list{list-style:none;display:grid;gap:16px;margin:22px 0}
.contact-list li{display:flex;gap:14px;align-items:flex-start}
.ci-ico{font-size:1.3rem;flex:0 0 auto;width:42px;height:42px;background:var(--sky);border-radius:10px;display:flex;align-items:center;justify-content:center}
.contact-list small{display:block;font-size:.74rem;text-transform:uppercase;letter-spacing:.5px;color:var(--grey)}
.contact-list a{font-weight:600;font-size:1.05rem}
.contact-list span{color:#37424f}
.map-embed{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.map-embed iframe{display:block}

.enquiry-form{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow);align-self:start;
}
.enquiry-form h3{font-size:1.25rem;margin-bottom:16px}
.field{margin-bottom:14px;display:flex;flex-direction:column;gap:6px}
.field label{font-weight:600;font-size:.9rem;color:var(--navy)}
.field .opt{color:var(--grey);font-weight:400}
.field input,.field select,.field textarea{
  font-family:var(--font-body);font-size:1rem;padding:.7em .8em;border:1.5px solid var(--line);
  border-radius:10px;background:#fcfdff;color:var(--ink);width:100%;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(46,111,181,.15);
}
.form-alt{text-align:center;margin-top:12px;font-size:.92rem;color:var(--grey)}
.form-alt a{font-weight:600}
.form-status{margin-top:12px;font-size:.95rem;font-weight:600;text-align:center;min-height:1.2em}
.form-status.ok{color:#15803d}
.form-status.err{color:var(--terracotta)}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#cdd9e8;padding-top:46px}
.footer-grid{display:grid;gap:30px;padding-bottom:34px}
.footer-brand p{margin-top:10px;color:#cdd9e8}
.footer-brand strong{color:#fff;font-family:var(--font-head)}
.footer-affil{font-size:.86rem;color:#9ec3ec !important;margin-top:8px}
.footer-links,.footer-contact{display:flex;flex-direction:column;gap:8px}
.footer-links h4,.footer-contact h4{color:#fff;font-size:1rem;margin-bottom:6px}
.footer-links a,.footer-contact a{color:#cdd9e8}
.footer-links a:hover,.footer-contact a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0}
.footer-bottom .container{display:flex;flex-direction:column;gap:4px}
.footer-bottom p{font-size:.84rem;color:#9fb2c9}
.footer-fine{color:#7e93ad !important}

/* ---------- Sticky mobile CTA ---------- */
.mobile-cta{
  position:fixed;bottom:0;left:0;right:0;z-index:60;display:none;
  background:#fff;border-top:1px solid var(--line);box-shadow:0 -4px 16px rgba(0,0,0,.08);
}
.mcta{flex:1;text-align:center;padding:14px 6px;font-family:var(--font-head);font-weight:600;font-size:1rem}
.mcta--call{background:var(--terracotta);color:#fff}
.mcta--wa{background:#25D366;color:#fff}

/* ===================================================================
   Responsive — scale up from mobile
   =================================================================== */
@media(min-width:600px){
  .trust-grid{grid-template-columns:repeat(4,1fr)}
  .course-grid{grid-template-columns:repeat(2,1fr)}
  .skill-grid{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:repeat(3,1fr)}
  .gallery img{height:150px}
}

@media(min-width:880px){
  body{font-size:17px}
  .hero h1{font-size:2.9rem}
  .hero-inner{padding:72px 18px 84px}
  .section{padding:74px 0}
  .section-head h2,.about-copy h2{font-size:2.2rem}
  .about-grid{grid-template-columns:1.1fr .9fr;align-items:start}
  .director-feature img{height:420px}
  .course-grid{grid-template-columns:repeat(4,1fr)}
  .skill-grid{grid-template-columns:repeat(3,1fr)}
  .why-grid{grid-template-columns:repeat(3,1fr)}
  .admissions-grid{grid-template-columns:1.3fr .7fr;align-items:start}
  .contact-grid{grid-template-columns:1.05fr .95fr;align-items:start}
  .footer-grid{grid-template-columns:1.4fr 1fr 1.2fr}
  .footer-bottom .container{flex-direction:row;justify-content:space-between}
}

/* Mobile nav + sticky CTA toggling */
@media(max-width:879px){
  .main-nav{
    position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;gap:0;padding:8px 12px 16px;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow);transform:translateY(-12px);opacity:0;pointer-events:none;transition:.18s;
  }
  .main-nav.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .main-nav a{padding:.85em .6em;border-radius:8px}
  .nav-toggle{display:flex}
  .mobile-cta{display:flex}
  body{padding-bottom:54px}
}

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