/* MAU platform — DESIGN v2 (elevation pass, his direction 2026-10-31):
   "The website is the academy's first face — not plain, not like the earlier
   sites; advanced and future-ready." Deep academic navy + warm gold, serif
   display type, layered hero, cards that lift, reveal-on-scroll. Deliberately
   NOT the MAHASONA brand kit — the academy stands alone, no oni/devil marks. */
:root{
  --navy:#0b1626; --navy2:#14273f; --navy3:#1d3560;
  --gold:#c9a227; --gold2:#e6c65a; --paper:#f7f3ea; --paper2:#efe8d8;
  --ink:#1c2733; --muted:#5b6a78; --card:#ffffff; --line:#e4ddcb;
  --shadow:0 10px 30px rgba(11,22,38,.12); --radius:16px;
  --serif:"Playfair Display",Georgia,"Times New Roman","Noto Serif JP","Noto Serif Sinhala",serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
::selection{background:var(--gold);color:var(--navy)}
body{margin:0;font-family:system-ui,"Segoe UI",Roboto,"Noto Sans Sinhala","Noto Sans JP",sans-serif;background:var(--paper);color:var(--ink);line-height:1.55}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--gold2);outline-offset:2px}

/* ---------- top bar ---------- */
.topbar{position:sticky;top:0;display:flex;align-items:center;gap:1rem;flex-wrap:wrap;
  background:rgba(11,22,38,.92);backdrop-filter:blur(10px);color:#fff;padding:.7rem 1.1rem;z-index:20;
  border-bottom:1px solid rgba(201,162,39,.35)}
.brand{font-family:var(--serif);font-weight:800;font-size:1.35rem;letter-spacing:.05em}
.crest{height:30px;width:auto;vertical-align:-9px;margin-right:.45rem}
.topbar nav{display:flex;gap:1.1rem;flex:1;flex-wrap:wrap}
.topbar nav a{color:#dbe4ee;text-decoration:none;font-size:.95rem;position:relative;padding:.15rem 0}
.topbar nav a::after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:var(--gold);transition:width .25s}
.topbar nav a:hover{color:var(--gold2)} .topbar nav a:hover::after{width:100%}
.lang-switch button{background:transparent;border:1px solid #47617e;color:#dbe4ee;border-radius:999px;padding:.25rem .7rem;margin-left:.3rem;cursor:pointer;transition:all .2s}
.lang-switch button:hover{border-color:var(--gold2);color:var(--gold2)}
.lang-switch button.active{background:var(--gold);border-color:var(--gold);color:var(--navy);font-weight:700}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;color:#fff;text-align:center;padding:5.2rem 1.2rem 4rem;
  background:
    radial-gradient(900px 420px at 15% -10%,rgba(201,162,39,.22),transparent 60%),
    radial-gradient(800px 400px at 90% 0%,rgba(64,110,180,.25),transparent 55%),
    linear-gradient(165deg,var(--navy) 0%,var(--navy2) 72%)}
.hero::before{content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;mask-image:radial-gradient(ellipse at 50% 30%,#000 30%,transparent 75%)}
.hero>*{position:relative}
.eyebrow{letter-spacing:.32em;font-size:.72rem;color:var(--gold2);text-transform:uppercase;margin:0 0 .9rem}
.hero h1{font-family:var(--serif);font-weight:700;font-size:clamp(2rem,5.2vw,3.4rem);margin:.2rem auto 1.1rem;max-width:24ch;line-height:1.22}
.hero-sub{max-width:64ch;margin:0 auto;color:#c9d5e2;font-size:1.06rem;line-height:1.7}
.status-line{display:inline-block;margin-top:1.5rem;border:1px solid var(--gold);color:var(--gold2);border-radius:999px;padding:.32rem .95rem;font-size:.85rem;letter-spacing:.03em;background:rgba(201,162,39,.08)}
.hero-ctas{margin-top:1.8rem;display:flex;gap:.7rem;justify-content:center;flex-wrap:wrap}
.btn-primary,.btn-ghost{display:inline-block;border-radius:999px;padding:.72rem 1.6rem;font-weight:700;text-decoration:none;transition:transform .18s,box-shadow .18s}
.btn-primary{background:linear-gradient(180deg,var(--gold2),var(--gold));color:var(--navy);box-shadow:0 6px 18px rgba(201,162,39,.35)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{border:1px solid #7d94ad;color:#e6eef6}
.btn-ghost:hover{border-color:var(--gold2);color:var(--gold2)}
.stats{display:flex;gap:2.2rem;justify-content:center;flex-wrap:wrap;margin-top:2.6rem}
.stat{text-align:center}
.stat b{display:block;font-family:var(--serif);font-size:1.7rem;color:#fff}
.stat span{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:#9db2c6}

/* ---------- sections & cards ---------- */
section{max-width:1080px;margin:0 auto;padding:3rem 1.2rem .6rem}
h2{font-family:var(--serif);font-size:1.7rem;border-bottom:3px solid var(--gold);display:inline-block;padding-bottom:.25rem;margin-top:0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(235px,1fr));gap:1.1rem;margin-top:1.4rem}
.card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.2rem 1.2rem 1.1rem;box-shadow:0 2px 10px rgba(20,30,45,.05);overflow:hidden;
  transition:transform .22s,box-shadow .22s}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold),transparent);opacity:0;transition:opacity .22s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card:hover::before{opacity:1}
.card h3{margin:.2rem 0 .5rem;font-size:1.1rem}
.card p{color:var(--muted);line-height:1.6;margin:.2rem 0}
.chip{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;
  background:linear-gradient(160deg,var(--navy2),var(--navy));font-size:1.25rem;margin-bottom:.6rem;box-shadow:inset 0 0 0 1px rgba(201,162,39,.4)}
.prof{padding:0 0 1rem}
.prof img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:top;display:block;background:var(--navy2)}
.prof h3,.prof p{padding:0 1.15rem}
.note{color:var(--muted);line-height:1.65}
.steps{line-height:2;padding-left:1.3rem}
.steps li::marker{color:var(--gold);font-weight:800}

/* ---------- trust band ---------- */
.trust-band{max-width:1080px;margin:2.6rem auto 0;padding:0 1.2rem}
.trust-inner{background:linear-gradient(160deg,var(--navy),var(--navy2));color:#dbe4ee;border-radius:var(--radius);
  padding:1.8rem 1.6rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.2rem;box-shadow:var(--shadow)}
.trust-inner h3{color:#fff;font-family:var(--serif);margin:.2rem 0 .4rem;font-size:1.05rem}
.trust-inner p{color:#a9bfd4;line-height:1.6;margin:0;font-size:.95rem}

/* ---------- verify ---------- */
#verifyForm{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:.8rem}
#verifyForm input{flex:1;min-width:220px;padding:.75rem .95rem;border:1px solid var(--line);border-radius:10px;font-size:1rem;background:#fff}
#verifyForm button{background:var(--navy);color:#fff;border:none;border-radius:10px;padding:.75rem 1.5rem;font-size:1rem;cursor:pointer;transition:background .2s}
#verifyForm button:hover{background:var(--navy2)}

/* ---------- footer ---------- */
footer{margin-top:3.2rem;background:var(--navy);color:#c9d5e2;text-align:center;padding:2.2rem 1.2rem;line-height:1.7;border-top:3px solid var(--gold)}
footer .note{color:#8fa3b8;max-width:66ch;margin:.4rem auto 0}

/* ---------- reveal on scroll (JS adds .rv; no-JS keeps content visible) ---------- */
.rv{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none} html{scroll-behavior:auto}}

/* ---------- page hero (inner pages) + shared controls ---------- */
.page-hero{background:linear-gradient(150deg,var(--navy) 0%,var(--navy2) 75%);color:#fff;border-radius:0 0 var(--radius) var(--radius);
  padding:2rem 1.4rem 1.7rem;margin:0 -1.2rem 1.6rem;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;opacity:.45;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:44px 44px;mask-image:radial-gradient(ellipse at 20% 0%,#000 20%,transparent 70%)}
.page-hero h2{position:relative;border-bottom-color:var(--gold);color:#fff;font-size:1.9rem}
.page-hero .note{position:relative;color:#a9bfd4}
.btn{display:inline-block;background:var(--navy);color:#fff;text-decoration:none;border:none;border-radius:10px;
  padding:.65rem 1.25rem;cursor:pointer;font-size:1rem;transition:background .2s,transform .15s}
.btn:hover{background:var(--navy2);transform:translateY(-1px)}
.btn.gold,.btn.exam{background:linear-gradient(180deg,var(--gold2),var(--gold));color:var(--navy);font-weight:700}
input[type=email],input[type=password],input[type=text]{transition:border-color .2s,box-shadow .2s}
input[type=email]:focus,input[type=password]:focus,input[type=text]:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,162,39,.18);outline:none}

/* ---------- DESIGN v3 — the VIDUGAKU signatures (2026-10-31, his ask:
   "UI එක තව ටිකක් යුනික් උනා නම් මරු"). The academy's own marks, used
   nowhere else: the mixed-script විදු学 wordmark, giant outlined glyphs,
   the crest's bridge as a section divider, a gold marquee ribbon. */
.hero::after{content:"学";position:absolute;right:-3%;top:-9%;font-family:var(--serif);
  font-size:clamp(16rem,34vw,27rem);line-height:1;color:transparent;
  -webkit-text-stroke:1.5px rgba(201,162,39,.16);pointer-events:none}
.hero-glyph{position:absolute;left:-1%;bottom:-4%;font-family:var(--serif);
  font-size:clamp(7rem,15vw,11rem);line-height:1;color:transparent;
  -webkit-text-stroke:1.5px rgba(201,162,39,.13);pointer-events:none}
.hero-crest{display:block;height:118px;width:auto;margin:0 auto 1.3rem;
  filter:drop-shadow(0 0 26px rgba(201,162,39,.45))}
.marquee{background:var(--navy);border-top:1px solid rgba(201,162,39,.4);
  border-bottom:1px solid rgba(201,162,39,.4);overflow:hidden;padding:.55rem 0}
.marquee-track{display:inline-flex;gap:2.6rem;white-space:nowrap;color:var(--gold2);
  font-family:var(--serif);letter-spacing:.28em;font-size:.8rem;text-transform:uppercase;
  animation:mq 30s linear infinite;padding-left:1.3rem}
@keyframes mq{to{transform:translateX(-50%)}}
.bridge-divider{display:block;margin:2.2rem auto 0;max-width:520px;width:72%;opacity:.85}
.card-kanji{position:absolute;right:.4rem;top:-1.1rem;font-family:var(--serif);
  font-size:5.2rem;line-height:1;color:rgba(201,162,39,.10);pointer-events:none}
.faculty-no{font-family:var(--serif);font-size:.95rem;color:var(--gold);
  letter-spacing:.22em;display:block;margin-bottom:.35rem}
.prof{border-top:3px solid var(--gold)}
.footer-mark{font-family:var(--serif);font-size:2.6rem;color:var(--gold);
  letter-spacing:.06em;margin-bottom:.4rem}
.page-hero::after{content:"学";position:absolute;right:1.5%;top:-38%;font-family:var(--serif);
  font-size:9rem;line-height:1;color:transparent;
  -webkit-text-stroke:1px rgba(201,162,39,.14);pointer-events:none}
@media (prefers-reduced-motion:reduce){.marquee-track{animation:none}}

.studio-credit{font-size:.85rem;letter-spacing:.04em;opacity:.85}
.studio-credit a{color:var(--gold2);text-decoration:none;font-weight:600}
.studio-credit a:hover{text-decoration:underline}

/* ---------- DESIGN v4 — modern glass energy (2026-10-31): the depth,
   glow and richness of the reference mockup he shared, kept on VIDUGAKU's
   own navy + gold identity and crest. Stats and claims stay TRUE. */
.hero{background:
  radial-gradient(900px 420px at 15% -10%,rgba(201,162,39,.25),transparent 60%),
  radial-gradient(760px 420px at 88% 4%,rgba(109,84,255,.20),transparent 55%),
  radial-gradient(700px 500px at 50% 115%,rgba(64,110,180,.20),transparent 60%),
  linear-gradient(165deg,var(--navy) 0%,var(--navy2) 72%)}
.hero h1{font-size:clamp(2.3rem,6vw,3.9rem);letter-spacing:.01em}
.stats{background:rgba(255,255,255,.055);border:1px solid rgba(201,162,39,.30);
  border-radius:18px;padding:1.05rem 1.4rem;backdrop-filter:blur(8px);
  max-width:760px;margin-left:auto;margin-right:auto;
  box-shadow:0 18px 40px rgba(0,0,0,.28)}
.course-card{background:linear-gradient(165deg,var(--navy2),var(--navy));color:#eaf1f8;
  border:1px solid rgba(201,162,39,.28);box-shadow:0 12px 28px rgba(11,22,38,.20)}
.course-card h3{color:#fff;font-family:var(--serif);font-size:1.22rem}
.course-card p{color:#a9bfd4}
.course-card .chip{background:rgba(255,255,255,.08);box-shadow:inset 0 0 0 1px rgba(201,162,39,.5)}
.course-card .card-kanji{color:rgba(230,198,90,.13)}
.card-visual{height:88px;border-radius:12px;margin-bottom:.95rem;position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:2.6rem;color:rgba(255,255,255,.85);
  border:1px solid rgba(255,255,255,.14)}
.v1{background:radial-gradient(120% 160% at 15% 0%,#8a6d1f,#3a2f10 70%)}
.v2{background:radial-gradient(120% 160% at 15% 0%,#31507e,#131f36 70%)}
.v3{background:radial-gradient(120% 160% at 15% 0%,#5b4a9e,#1d1838 70%)}
.v4{background:radial-gradient(120% 160% at 15% 0%,#14635a,#0c2422 70%)}
.trust-inner{border:1px solid rgba(201,162,39,.30);
  background:linear-gradient(160deg,rgba(20,39,63,.96),rgba(11,22,38,.96))}
.btn-primary{background:linear-gradient(92deg,var(--gold2),var(--gold) 55%,#a9821d);
  box-shadow:0 10px 26px rgba(201,162,39,.40)}

/* ---------- DESIGN v5 — PURPLE TECH (2026-10-31, his pick): the site's
   colour direction moves to the purple-tech family of the mockup he
   shared. VIDUGAKU navy is now a deep violet-navy; gold remains only as
   a fine accent (crest, thin rules). */
:root{
  --navy:#150a26; --navy2:#221243; --navy3:#33205f;
  --violet:#7c5cff; --violet2:#a78bfa; --violet3:#5b8cff;
}
body{background:#f4f1fa}
.topbar{background:rgba(21,10,38,.93);border-bottom:1px solid rgba(124,92,255,.45)}
.topbar nav a:hover{color:var(--violet2)}
.topbar nav a::after{background:linear-gradient(90deg,var(--violet),var(--violet3))}
.lang-switch button.active{background:linear-gradient(92deg,var(--violet),var(--violet3));border-color:transparent;color:#fff}
.hero{background:
  radial-gradient(900px 430px at 12% -10%,rgba(124,92,255,.42),transparent 60%),
  radial-gradient(820px 430px at 90% 0%,rgba(91,140,255,.30),transparent 55%),
  radial-gradient(700px 520px at 50% 118%,rgba(167,139,250,.20),transparent 60%),
  linear-gradient(165deg,#150a26 0%,#241254 74%)}
.hero::after{-webkit-text-stroke-color:rgba(167,139,250,.20)}
.hero-glyph{-webkit-text-stroke-color:rgba(167,139,250,.16)}
.eyebrow{color:var(--violet2)}
.status-line{border-color:rgba(167,139,250,.65);color:#d9ccff;background:rgba(124,92,255,.12)}
.btn-primary{background:linear-gradient(92deg,var(--violet2),var(--violet) 55%,var(--violet3));
  color:#fff;box-shadow:0 10px 26px rgba(124,92,255,.45)}
.btn-ghost:hover{border-color:var(--violet2);color:var(--violet2)}
.stats{border-color:rgba(167,139,250,.40)}
.marquee{background:#150a26;border-top-color:rgba(124,92,255,.45);border-bottom-color:rgba(124,92,255,.45);color:#cdbffa}
.bridge-divider path{stroke:#7c5cff}
h2{border-bottom:3px solid transparent;border-image:linear-gradient(90deg,var(--violet),var(--violet3),transparent) 1}
.course-card{background:linear-gradient(165deg,#2a1760,#150a26);border-color:rgba(124,92,255,.40);
  box-shadow:0 12px 28px rgba(21,10,38,.28)}
.course-card .chip{box-shadow:inset 0 0 0 1px rgba(167,139,250,.55)}
.course-card .card-kanji{color:rgba(167,139,250,.16)}
.faculty-no{color:var(--violet2)}
.v1{background:radial-gradient(120% 160% at 15% 0%,#6d4bd8,#1d1038 70%)}
.v2{background:radial-gradient(120% 160% at 15% 0%,#31507e,#131f36 70%)}
.v3{background:radial-gradient(120% 160% at 15% 0%,#9333b8,#220f38 70%)}
.v4{background:radial-gradient(120% 160% at 15% 0%,#2b5fd9,#0e1c3d 70%)}
.trust-inner{background:linear-gradient(160deg,#241254,#150a26);border-color:rgba(124,92,255,.4)}
.page-hero{background:linear-gradient(150deg,#150a26 0%,#241254 78%)}
.page-hero::after{-webkit-text-stroke-color:rgba(167,139,250,.18)}
footer{background:#150a26;border-top:3px solid transparent;
  border-image:linear-gradient(90deg,var(--violet),var(--violet3),var(--gold)) 1}
.footer-mark{color:var(--violet2)}
.btn.gold,.btn.exam{background:linear-gradient(92deg,var(--violet2),var(--violet) 55%,var(--violet3));color:#fff}
#verifyForm button{background:#221243}
#verifyForm button:hover{background:#33205f}
input[type=email]:focus,input[type=password]:focus,input[type=text]:focus{
  border-color:var(--violet);box-shadow:0 0 0 3px rgba(124,92,255,.20)}
.studio-credit a{color:var(--violet2)}

/* 3D crest lockup as the hero centerpiece (bg removed 2026-10-31, his ask) */
.hero-crest{height:auto;width:min(350px,74vw);margin-bottom:1.5rem;
  filter:drop-shadow(0 14px 34px rgba(124,92,255,.45))}