/* Course page. Builds on styles.css tokens; the six week colours follow Vinoth's session table. */
.course-page{--w1:#FFE48A;--w1d:#b98d00;--w2:#CFE6F6;--w2d:#3b7fae;--w3:#D2EFD6;--w3d:#3f8a4e;--w4:#E4DBF6;--w4d:#6f55a8;--w5:#FAD7DA;--w5d:#b4505c;--w6:#CDEEF4;--w6d:#2f8796;background:var(--paper)}

.course-header .header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:14px}
.course-page .brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.course-page .brand small{display:block;font-size:12px;color:var(--text)}
.course-page a.language-option{text-decoration:none}
.course-page .language-option[aria-current="true"]{background:var(--ink);color:#fff;font-weight:800}
.ic{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}
.w1{--wc:var(--w1);--wd:var(--w1d)}.w2{--wc:var(--w2);--wd:var(--w2d)}.w3{--wc:var(--w3);--wd:var(--w3d)}
.w4{--wc:var(--w4);--wd:var(--w4d)}.w5{--wc:var(--w5);--wd:var(--w5d)}.w6{--wc:var(--w6);--wd:var(--w6d)}

/* Hero */
.c-hero{padding-block:36px 56px}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--ink);text-decoration:none;margin-bottom:28px;padding:8px 0}
.back-link:hover span{text-decoration:underline}
.c-hero h1{color:var(--ink);font-size:clamp(38px,5vw,66px);line-height:1.1;letter-spacing:-.03em;margin:0 0 18px;max-width:14ch;text-wrap:balance}
.c-lead{font-size:19px;max-width:60ch;margin:0 0 22px}
.c-facts{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:0 0 40px}
.c-facts li{display:inline-flex;align-items:center;gap:7px;padding:7px 14px;border:1px solid var(--line);border-radius:100px;background:#fffdf8;font-size:15px;font-weight:700;color:var(--ink)}
.c-facts .ic{width:15px;height:15px;color:#8a6d00}

/* The skill path: twelve rising candles, one per session */
.path{margin:0;padding:26px 26px 18px;border:1px solid var(--line);border-radius:22px;background:#fffdf8;box-shadow:0 1px 0 #fff inset,0 18px 50px -30px #6b5a2a55}
.path figcaption{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 16px;margin-bottom:18px;font-weight:800;color:var(--ink);font-size:17px}
.path figcaption small{font-weight:600;color:var(--text);font-size:14px}
.candles{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:10px;align-items:end;
  background:repeating-linear-gradient(to top,transparent 0 47px,#ece7dc 47px 48px)}
.candle{display:flex;flex-direction:column;align-items:center;gap:8px;text-decoration:none;color:var(--ink);border-radius:10px;padding:6px 2px 4px;outline-offset:3px}
.candle .wick{position:relative;display:block;width:2px;background:var(--wd);height:calc(70px + var(--i) * 16px);border-radius:2px;transform-origin:bottom;animation:rise .7s cubic-bezier(.2,.8,.2,1) backwards;animation-delay:calc(var(--i) * 55ms)}
.candle .body{position:absolute;left:50%;bottom:14%;width:clamp(16px,2.6vw,30px);height:62%;transform:translateX(-50%);background:var(--wc);border:2px solid var(--wd);border-radius:5px;transition:transform .18s,background-color .18s}
.candle .c-num{font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--wd)}
.candle .c-skill{font-size:12px;line-height:1.3;font-weight:700;text-align:center;min-height:3.9em;max-width:11ch}
.candle:hover .body,.candle:focus-visible .body,.candle.is-on .body{transform:translateX(-50%) scaleX(1.18);background:var(--wd)}
.candle:hover,.candle:focus-visible{background:#f6f1e4}
.path-readout{display:none}
@keyframes rise{from{transform:scaleY(0)}}

/* Week tabs, sticky while reading */
.weeknav{position:sticky;top:var(--hh,0px);z-index:20;background:rgba(246,243,238,.96);backdrop-filter:blur(8px);border-block:1px solid var(--line)}
.weeknav-in{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:6px;padding-block:8px}
.wk{display:flex;flex-direction:column;gap:1px;padding:8px 12px;border-radius:12px;text-decoration:none;color:var(--ink);border:1px solid transparent;min-width:0;transition:background-color .15s,border-color .15s}
.wk .dot{width:10px;height:10px;border-radius:50%;background:var(--wc);border:2px solid var(--wd);margin-bottom:4px}
.wk-n{font-size:12px;font-weight:800;color:var(--wd)}
.wk-name{font-size:14px;font-weight:700;line-height:1.3}
.wk:hover{background:#fffdf8;border-color:var(--line)}
.wk.is-on{background:var(--wc);border-color:var(--wd)}
.wk.is-on .wk-n{color:var(--ink)}

/* Weeks and sessions */
.weeks{padding-block:30px 20px}
.gloss-hint{font-size:15px;color:var(--text);margin:0 0 26px;display:flex;align-items:center;gap:8px}
.gloss-hint::before{content:"";width:28px;border-bottom:2px dotted var(--ink)}
.week{display:grid;grid-template-columns:250px minmax(0,1fr);gap:26px;padding-block:22px;scroll-margin-top:calc(var(--hh,0px) + 84px)}
.week+.week{border-top:1px solid var(--line)}
.week-card{position:sticky;top:calc(var(--hh,0px) + 96px);align-self:start;display:grid;padding:24px;border-radius:20px;background:var(--wc);border:1px solid color-mix(in srgb,var(--wd) 35%,transparent);overflow:hidden;min-height:190px}
.week-kicker{font-size:14px;font-weight:800;color:var(--ink)}
.week-big{position:absolute;right:-6px;bottom:-38px;font-size:150px;font-weight:800;line-height:1;color:var(--wd);opacity:.18;font-variant-numeric:tabular-nums}
.week-card h2{position:relative;font-size:26px;line-height:1.2;margin:6px 0 10px;color:var(--ink);max-width:none;letter-spacing:-.01em}
.week-range{position:relative;align-self:end;font-size:13px;font-weight:700;color:var(--ink);opacity:.75}
.week-sessions{display:grid;gap:16px;min-width:0}
.session{position:relative;padding:24px 26px 26px;border-radius:18px;background:#fffdf8;border:1px solid var(--line);scroll-margin-top:calc(var(--hh,0px) + 84px);transition:border-color .2s,box-shadow .2s}
.session::before{content:"";position:absolute;left:-1px;top:22px;bottom:22px;width:4px;border-radius:0 4px 4px 0;background:var(--wd)}
.session:target,.session.is-flash{border-color:var(--wd);box-shadow:0 0 0 4px color-mix(in srgb,var(--wc) 80%,transparent)}
.s-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.s-num{font-size:44px;font-weight:800;line-height:1;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.03em}
.s-icon{display:grid;place-items:center;width:52px;height:52px;border-radius:14px;background:var(--wc);color:var(--ink)}
.s-icon svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.s-label{margin:0;font-size:13px;font-weight:700;color:var(--wd)}
.session h3{font-size:25px;line-height:1.25;margin:2px 0 12px;color:var(--ink)}
.skill{display:inline-flex;align-items:center;gap:7px;margin:0 0 16px;padding:7px 14px;border-radius:100px;background:var(--yellow);color:var(--ink);font-size:15px;font-weight:800;border:1px solid #d6ad0b}
.skill .ic{width:15px;height:15px}
.s-out-label{margin:0 0 4px;font-size:13px;font-weight:800;color:#645b40}
.s-out{margin:0;font-size:17px;line-height:1.75;max-width:68ch}

/* Glossary words */
.term{font:inherit;color:var(--ink);font-weight:700;background:none;border:0;padding:0;border-bottom:2px dotted var(--ink);cursor:help;line-height:inherit;text-align:inherit}
.term:hover,.term[aria-expanded="true"]{background:#fff3be;border-bottom-style:solid}
.term:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:2px}
.term-pop{position:fixed;z-index:60;width:min(320px,calc(100vw - 32px));padding:16px 18px 14px;border-radius:14px;background:var(--ink);color:#fff;box-shadow:0 20px 50px -12px #0007}
.term-pop .tp-word{margin:0 0 4px;font-weight:800;color:var(--yellow);font-size:15px}
.term-pop .tp-text{margin:0 0 10px;font-size:15px;line-height:1.6}
.term-pop .tp-close{background:none;border:1px solid #ffffff55;color:#fff;border-radius:8px;padding:4px 12px;font-size:13px;font-weight:700}

/* Overall outcome and the next step */
.overall{padding-block:40px 20px}
.overall-in{position:relative;display:grid;grid-template-columns:auto minmax(0,1fr);gap:4px 28px;padding:36px 40px;border-radius:24px;background:var(--yellow);color:var(--ink);overflow:hidden}
.overall-icon{grid-row:span 2;display:grid;place-items:center;width:84px;height:84px;border-radius:50%;background:#fff6cc;border:2px solid var(--ink)}
.overall-icon svg{width:46px;height:46px;fill:none;stroke:var(--ink);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.overall h2{font-size:clamp(24px,2.6vw,32px);margin:0;max-width:none;color:var(--ink)}
.overall p{margin:6px 0 0;font-size:20px;line-height:1.6;font-weight:600;max-width:62ch}
.c-cta{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px 40px;padding-block:40px 64px}
.c-cta h2{font-size:clamp(26px,2.6vw,34px);margin:0 0 6px;color:var(--ink);max-width:none}
.c-cta p{margin:0;max-width:52ch;font-size:17px}
.c-cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.c-cta .button{min-height:54px}
.c-cta .wa-icon{width:22px;height:22px}
.course-page .site-footer .footer-bottom p{font-size:14px;max-width:90ch}

@media(max-width:930px){
  .week{grid-template-columns:minmax(0,1fr);gap:14px}
  .week-card{position:relative;top:auto;min-height:0;padding:20px 22px}
  .week-big{font-size:110px;bottom:-28px}
  .wk-name{display:none}
  .wk{align-items:center;padding:8px 4px}
  .wk .dot{margin-bottom:2px}
}
@media(max-width:700px){
  .course-page .wrap{width:auto;margin-inline:16px}
  .c-hero{padding-block:22px 36px}
  .c-lead{font-size:17px}
  .path{padding:18px 14px 16px}
  .candles{gap:4px;background:repeating-linear-gradient(to top,transparent 0 31px,#ece7dc 31px 32px)}
  .candle{gap:6px;padding-inline:0}
  .candle .wick{height:calc(36px + var(--i) * 9px)}
  .candle .body{width:clamp(11px,4vw,18px);border-radius:4px}
  .candle .c-skill{display:none}
  .candle .c-num{font-size:11px}
  .path-readout{display:flex;align-items:baseline;gap:10px;margin:14px 0 0;padding-top:12px;border-top:1px solid var(--line);font-weight:800;color:var(--ink)}
  .r-num{font-variant-numeric:tabular-nums;color:#806700}
  .weeknav-in{gap:2px;padding-block:6px}
  .session{padding:20px 18px 22px}
  .s-num{font-size:36px}
  .session h3{font-size:22px}
  .overall-in{grid-template-columns:minmax(0,1fr);padding:26px 22px}
  .overall-icon{grid-row:auto;width:64px;height:64px}
  .overall-icon svg{width:36px;height:36px}
  .overall p{font-size:18px}
  .c-cta-actions,.c-cta .button{width:100%}
  .term-pop{left:16px!important;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));top:auto!important;width:auto}
}
.lang-ta .c-hero h1{line-height:1.4;letter-spacing:normal;max-width:20ch}
.lang-ta .week-card h2,.lang-ta .session h3{line-height:1.55;letter-spacing:normal}
.lang-ta .candle .c-skill{font-size:11px;max-width:13ch;min-height:5.4em}
.lang-ta .wk-name{font-size:13px}
@media(prefers-reduced-motion:reduce){.candle .wick{animation:none}}
.r-num{flex:none;white-space:nowrap}
@media(max-width:930px){.wk .dot{display:none}.wk-word{display:none}.wk-n{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--wc);border:2px solid var(--wd);color:var(--ink);font-size:15px}.wk.is-on{background:transparent;border-color:transparent}.wk.is-on .wk-n{background:var(--wd);color:#fff}}