/* ==========================================================================
   RS PHYSICS ACADEMY — section layouts, one block per page pattern
   ========================================================================== */

/* HOME · hero -------------------------------------------------------------- */
.rsa-hero{position:relative;padding-block:var(--rsa-sp-2xl) var(--rsa-sp-xl);overflow:hidden}
.rsa-hero__grid{display:grid;grid-template-columns:1.15fr .85fr;gap:var(--rsa-sp-xl);align-items:center}
.rsa-hero__title{margin-bottom:20px}
.rsa-hero__title em{font-style:italic;color:var(--rsa-brand)}
.rsa-hero__lead{max-width:52ch;margin-bottom:28px}
.rsa-hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px}
.rsa-hero__proof{display:flex;gap:26px;flex-wrap:wrap;padding-top:24px;border-top:1px solid var(--rsa-line)}
.rsa-hero__proof div b{display:block;font-family:var(--rsa-fh);font-size:1.7rem;color:var(--rsa-t1);line-height:1}
.rsa-hero__proof div > span{font-size:.85rem;color:var(--rsa-t3);display:block;margin-top:4px}

/* the enquiry card that anchors the hero */
.rsa-enquiry{
  background:var(--rsa-surface);border:1px solid var(--rsa-line);border-radius:var(--rsa-r-lg);
  padding:26px;box-shadow:var(--rsa-shadow-lg);position:relative;
}
.rsa-enquiry::before{
  content:"";position:absolute;inset:-1px;border-radius:inherit;pointer-events:none;
  background:linear-gradient(140deg,var(--rsa-accent),transparent 42%);opacity:.16;
}
.rsa-enquiry__title{margin:0 0 4px}
.rsa-enquiry__sub{margin:0 0 18px;font-size:.92rem;color:var(--rsa-t3)}
.rsa-enquiry__form{display:grid;gap:13px;position:relative}
.rsa-enquiry__row{display:grid;grid-template-columns:1fr 1fr;gap:13px}

/* HOME · why us cards ------------------------------------------------------- */
.rsa-why__grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.rsa-why__num{
  font-family:var(--rsa-fm);font-size:.78rem;color:var(--rsa-accent);letter-spacing:.16em;margin-bottom:12px;display:block;
}

/* HOME · split about -------------------------------------------------------- */
.rsa-split{display:grid;grid-template-columns:.9fr 1.1fr;gap:var(--rsa-sp-xl);align-items:center}
.rsa-split--flip{grid-template-columns:1.1fr .9fr}
.rsa-split__list{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:12px}
.rsa-split__list li{display:flex;gap:11px;align-items:flex-start;color:var(--rsa-t2)}
.rsa-split__list i{color:var(--rsa-good);margin-top:4px}

/* HOME · counters ----------------------------------------------------------- */
.rsa-counters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.12);border-radius:var(--rsa-r-lg);overflow:hidden}
.rsa-counters__cell{background:var(--rsa-bg-deep);padding:30px 26px}
.rsa-counters__num{font-family:var(--rsa-fh);font-size:clamp(2rem,3.6vw,2.9rem);color:#fff;line-height:1}
.rsa-counters__label{font-size:.88rem;color:#93a1b5;margin-top:8px}

/* HOME · testimonial slider -------------------------------------------------- */
.rsa-quotes{position:relative}
.rsa-quotes__track{display:grid}
.rsa-quote{grid-area:1/1;opacity:0;visibility:hidden;transition:opacity .5s var(--rsa-ease)}
.rsa-quote.is-active{opacity:1;visibility:visible}
.rsa-quote__text{font-family:var(--rsa-fh);font-size:clamp(1.3rem,2.6vw,2rem);line-height:1.34;color:var(--rsa-t1);margin:0 0 22px}
.rsa-quote__who{display:flex;align-items:center;gap:13px}
.rsa-quote__avatar{width:46px;height:46px;border-radius:var(--rsa-r-full);background:var(--rsa-brand-soft);
  color:var(--rsa-brand);display:grid;place-items:center;font-weight:600}
.rsa-quotes__dots{display:flex;gap:8px;margin-top:30px}
.rsa-quotes__dots button{width:9px;height:9px;padding:0;border-radius:var(--rsa-r-full);border:none;
  background:var(--rsa-line-strong);transition:width var(--rsa-duration) var(--rsa-ease),background var(--rsa-duration) var(--rsa-ease)}
.rsa-quotes__dots button.is-active{width:26px;background:var(--rsa-accent)}

/* shared CTA band ------------------------------------------------------------ */
.rsa-cta{
  border-radius:var(--rsa-r-lg);padding:clamp(32px,5vw,64px);
  background:linear-gradient(135deg,var(--rsa-brand),#0b1e46 70%);color:#fff;
  display:grid;grid-template-columns:1.4fr .6fr;gap:var(--rsa-sp-lg);align-items:center;
}
.rsa-cta__title{color:#fff;margin:0 0 10px}
.rsa-cta__text{color:#c3cfe4;margin:0;max-width:52ch}
.rsa-cta__actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}

/* ABOUT · zigzag story ------------------------------------------------------- */
.rsa-story{display:grid;gap:var(--rsa-sp-xl)}
.rsa-story__row{display:grid;grid-template-columns:1fr 1fr;gap:var(--rsa-sp-xl);align-items:center}
.rsa-story__row:nth-child(even) .rsa-story__media{order:-1}
.rsa-story__step{font-family:var(--rsa-fm);color:var(--rsa-accent);font-size:.8rem;letter-spacing:.18em;margin-bottom:10px;display:block}

/* ABOUT · timeline ------------------------------------------------------------ */
.rsa-timeline{position:relative;padding-left:30px;display:grid;gap:30px}
.rsa-timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:var(--rsa-line)}
.rsa-timeline__item{position:relative}
.rsa-timeline__item::before{
  content:"";position:absolute;left:-30px;top:7px;width:16px;height:16px;border-radius:var(--rsa-r-full);
  background:var(--rsa-bg);border:3px solid var(--rsa-accent);
}
.rsa-timeline__year{font-family:var(--rsa-fm);font-size:.8rem;color:var(--rsa-accent);letter-spacing:.14em}

/* ABOUT · faculty ------------------------------------------------------------- */
.rsa-faculty{display:grid;grid-template-columns:320px 1fr;gap:var(--rsa-sp-xl);align-items:start}
.rsa-faculty__portrait{border-radius:var(--rsa-r-lg);overflow:hidden;position:relative}
.rsa-faculty__quote{border-left:3px solid var(--rsa-accent);padding-left:20px;margin:22px 0 0;
  font-family:var(--rsa-fh);font-size:1.18rem;color:var(--rsa-t1);line-height:1.44}

/* COURSES · programme cards ---------------------------------------------------- */
.rsa-course{display:grid;grid-template-columns:170px 1fr auto;gap:var(--rsa-sp-lg);align-items:center;
  border:1px solid var(--rsa-line);border-radius:var(--rsa-r-lg);padding:24px;background:var(--rsa-surface);
  transition:border-color var(--rsa-duration) var(--rsa-ease),box-shadow var(--rsa-duration) var(--rsa-ease)}
.rsa-course:hover{border-color:var(--rsa-brand);box-shadow:var(--rsa-shadow-md)}
.rsa-course__badge{
  border-radius:var(--rsa-r-md);background:var(--rsa-brand-soft);color:var(--rsa-brand);
  padding:18px;text-align:center;font-family:var(--rsa-fh);font-size:1.3rem;line-height:1.2;
}
.rsa-course__badge small{display:block;font-family:var(--rsa-fm);font-size:.66rem;letter-spacing:.16em;margin-top:6px;color:var(--rsa-t3)}
.rsa-course__meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}

/* COURSES · process steps ------------------------------------------------------ */
.rsa-steps{counter-reset:rsa;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--rsa-sp-lg)}
.rsa-steps__item{position:relative;padding-top:44px}
.rsa-steps__item::before{
  counter-increment:rsa;content:counter(rsa,decimal-leading-zero);position:absolute;top:0;left:0;
  font-family:var(--rsa-fh);font-size:1.5rem;color:var(--rsa-accent);
}
.rsa-steps__item::after{content:"";position:absolute;top:14px;left:44px;right:-14px;height:1px;background:var(--rsa-line)}
.rsa-steps__item:last-child::after{display:none}

/* COURSES · FAQ ----------------------------------------------------------------- */
.rsa-faq{display:grid;gap:12px}
.rsa-faq__item{border:1px solid var(--rsa-line);border-radius:var(--rsa-r-md);background:var(--rsa-surface);overflow:hidden}
.rsa-faq__q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:18px 20px;background:none;border:none;text-align:left;font-weight:600;color:var(--rsa-t1);font-size:1rem}
.rsa-faq__q i{transition:transform var(--rsa-duration) var(--rsa-ease);color:var(--rsa-accent)}
.rsa-faq__item.is-open .rsa-faq__q i{transform:rotate(45deg)}
.rsa-faq__a{max-height:0;overflow:hidden;transition:max-height .34s var(--rsa-ease)}
.rsa-faq__a p{margin:0;padding:0 20px 20px;color:var(--rsa-t3)}

/* TESTS · portal ----------------------------------------------------------------- */
.rsa-test{display:flex;flex-direction:column;gap:16px;border:1px solid var(--rsa-line);
  border-radius:var(--rsa-r-lg);padding:26px;background:var(--rsa-surface);position:relative;overflow:hidden;
  transition:transform var(--rsa-duration) var(--rsa-ease),box-shadow var(--rsa-duration) var(--rsa-ease)}
.rsa-test:hover{transform:translateY(-4px);box-shadow:var(--rsa-shadow-md)}
.rsa-test--live{border-color:var(--rsa-good)}
.rsa-test__top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.rsa-test__spec{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--rsa-line);
  border:1px solid var(--rsa-line);border-radius:var(--rsa-r-md);overflow:hidden;margin-top:4px}
.rsa-test__spec div{background:var(--rsa-surface);padding:12px 14px}
.rsa-test__spec b{display:block;font-family:var(--rsa-fh);font-size:1.2rem;color:var(--rsa-t1);line-height:1}
.rsa-test__spec div > span{font-size:.78rem;color:var(--rsa-t3)}
.rsa-test__rules{display:grid;gap:9px;list-style:none;margin:0;padding:0}
.rsa-test__rules li{display:flex;gap:10px;font-size:.94rem;color:var(--rsa-t2)}
.rsa-test__rules i{color:var(--rsa-brand);margin-top:4px}

/* RESULTS · toppers --------------------------------------------------------------- */
.rsa-topper{text-align:center;border:1px solid var(--rsa-line);border-radius:var(--rsa-r-lg);
  padding:26px 20px;background:var(--rsa-surface);transition:transform var(--rsa-duration) var(--rsa-ease)}
.rsa-topper:hover{transform:translateY(-5px)}
.rsa-topper__ph{width:96px;height:96px;border-radius:var(--rsa-r-full);margin:0 auto 16px;min-height:0}
.rsa-topper__score{font-family:var(--rsa-fh);font-size:2rem;color:var(--rsa-brand);line-height:1}
.rsa-topper__name{margin:10px 0 2px}
.rsa-scoreboard{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:1px;
  background:var(--rsa-line);border:1px solid var(--rsa-line);border-radius:var(--rsa-r-lg);overflow:hidden}
.rsa-scoreboard div{background:var(--rsa-surface);padding:24px}
.rsa-scoreboard b{display:block;font-family:var(--rsa-fh);font-size:2rem;color:var(--rsa-t1);line-height:1}
.rsa-scoreboard div > span{font-size:.88rem;color:var(--rsa-t3);display:block;margin-top:6px}

/* GALLERY · masonry ---------------------------------------------------------------- */
.rsa-gallery{columns:3;column-gap:var(--rsa-sp-md)}
.rsa-gallery__item{break-inside:avoid;margin-bottom:var(--rsa-sp-md);position:relative;border-radius:var(--rsa-r-md);overflow:hidden}
.rsa-gallery__item .rsa-ph{border-radius:var(--rsa-r-md)}
.rsa-gallery__item:nth-child(3n+1) .rsa-ph{min-height:250px}
.rsa-gallery__item:nth-child(3n+2) .rsa-ph{min-height:330px}
.rsa-gallery__item:nth-child(3n+3) .rsa-ph{min-height:200px}
.rsa-gallery__cap{
  position:absolute;inset:auto 0 0 0;padding:14px 16px;color:#fff;font-size:.9rem;
  background:linear-gradient(transparent,rgba(8,13,22,.82));transform:translateY(100%);
  transition:transform var(--rsa-duration) var(--rsa-ease);
}
.rsa-gallery__item:hover .rsa-gallery__cap{transform:none}

/* BLOG ------------------------------------------------------------------------------ */
.rsa-post{border:1px solid var(--rsa-line);border-radius:var(--rsa-r-lg);overflow:hidden;background:var(--rsa-surface);
  display:flex;flex-direction:column;transition:transform var(--rsa-duration) var(--rsa-ease),box-shadow var(--rsa-duration) var(--rsa-ease)}
.rsa-post:hover{transform:translateY(-4px);box-shadow:var(--rsa-shadow-md)}
.rsa-post .rsa-ph{border:none;border-radius:0;min-height:170px}
.rsa-post__body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rsa-post__meta{display:flex;gap:10px;font-size:.8rem;color:var(--rsa-t3);font-family:var(--rsa-fm)}
.rsa-post--featured{grid-column:span 2;flex-direction:row}
.rsa-post--featured .rsa-ph{min-height:100%;flex:0 0 44%}

/* CONTACT ---------------------------------------------------------------------------- */
.rsa-contact{display:grid;grid-template-columns:1.15fr .85fr;gap:var(--rsa-sp-xl);align-items:start}
.rsa-info{display:grid;gap:18px}
.rsa-info__item{display:flex;gap:14px;align-items:flex-start}
.rsa-info__item i{width:40px;height:40px;border-radius:var(--rsa-r-md);background:var(--rsa-brand-soft);
  color:var(--rsa-brand);display:grid;place-items:center;flex:none}
.rsa-info__item b{display:block;color:var(--rsa-t1)}
.rsa-map{border-radius:var(--rsa-r-lg);overflow:hidden;border:1px solid var(--rsa-line);min-height:320px}
.rsa-map iframe{width:100%;height:100%;min-height:320px;border:0;display:block}
.rsa-hours{display:grid;gap:1px;background:var(--rsa-line);border:1px solid var(--rsa-line);
  border-radius:var(--rsa-r-md);overflow:hidden}
.rsa-hours div{background:var(--rsa-surface);padding:13px 16px;display:flex;justify-content:space-between;gap:14px;font-size:.94rem}


/* refinements that came with the visual overhaul ----------------------------- */
.rsa-hero{padding-block:var(--rsa-sp-xl) var(--rsa-sp-2xl)}
.rsa-hero__grid{grid-template-columns:1.08fr .92fr;gap:var(--rsa-sp-2xl)}
.rsa-hero__exams{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}
.rsa-hero__proof div b{font-size:1.9rem;letter-spacing:-.02em}
.rsa-enquiry{padding:30px;border-radius:var(--rsa-r-lg)}
.rsa-enquiry::before{background:linear-gradient(150deg,var(--rsa-accent),transparent 46%);opacity:.13}
.rsa-enquiry__title{font-size:1.32rem}

/* the split section now carries real artwork */
.rsa-split .rsa-figure{max-width:460px}
.rsa-story__media{max-width:520px}

/* gallery captions are on the figure itself now */
.rsa-gallery__cap--legacy{display:none}
.rsa-gallery__item .rsa-figure{border-radius:var(--rsa-r-md)}
.rsa-gallery__item:nth-child(3n+1) .rsa-figure{aspect-ratio:4/3}
.rsa-gallery__item:nth-child(3n+2) .rsa-figure{aspect-ratio:3/4}
.rsa-gallery__item:nth-child(3n+3) .rsa-figure{aspect-ratio:1/1}

/* blog covers */
.rsa-post .rsa-figure{border:none;border-radius:0;aspect-ratio:16/9}
.rsa-post--featured .rsa-figure{flex:0 0 44%;aspect-ratio:auto}
.rsa-post--featured .rsa-shot{height:100%}

/* topper avatars */
.rsa-topper__ph{width:92px;margin:0 auto 16px;border:none}
.rsa-topper{padding:30px 22px}
.rsa-topper__score{font-size:2.3rem;color:var(--rsa-brand);letter-spacing:-.02em}

/* faculty portrait */
.rsa-faculty__portrait{box-shadow:var(--rsa-shadow-lg)}

/* course badge in gold on navy for weight */
.rsa-course__badge{background:var(--rsa-bg-deep);color:#fff}
.rsa-course__badge small{color:var(--rsa-accent);opacity:.9}

/* counters get a gold rule above each number */
.rsa-counters__cell{position:relative}
.rsa-counters__cell::before{content:"";position:absolute;top:0;left:26px;width:34px;height:3px;background:var(--rsa-accent)}
.rsa-counters__num{margin-top:14px}

/* section headers sit on a hairline */
.rsa-section-header{padding-bottom:22px;border-bottom:1px solid var(--rsa-line)}
.rsa-section-header--center{border-bottom:none;padding-bottom:0}