/* Operation Edvora UI Reset V1 — Edvora learning hub, blue system.
   Layered after legacy styles so existing study tools and their JS remain intact. */
:root {
  color-scheme:light;
  --bg:#F3F7FD; --surface:#FFFFFF; --surface-2:#EDF3FC; --surface-3:#E2EDFA;
  --text:#152640; --muted:#4B607E; --faint:#5E7290;
  --line:#CFDCED; --line-strong:#A7BED9;
  --accent:#265DBB; --accent-2:#1E4D9D; --accent-soft:#DEEAFE;
  --navy:#122642; --dark:#101F36; --dark-2:#172A45; --dark-3:#213653;
  --on-dark:#F3F7FF; --on-dark-muted:#B4C4DB;
  --focus:#265DBB; --selection:#CDDFFC;
  --shadow:0 18px 48px rgba(33,72,122,.08);
  --radius:22px; --max:1200px;
}
:root[data-theme=dark] {
  color-scheme:dark;
  --bg:#0B1526; --surface:#111F35; --surface-2:#172941; --surface-3:#213653;
  --text:#F3F7FF; --muted:#B4C4DB; --faint:#92A9C8;
  --line:#314968; --line-strong:#496689;
  --accent:#82B8FF; --accent-2:#A4CCFF; --accent-soft:#213E68;
  --navy:#0B1526; --dark:#091322; --dark-2:#111F35; --dark-3:#172941;
  --on-dark:#F3F7FF; --on-dark-muted:#B4C4DB;
  --focus:#A6D1FF; --selection:#213E68;
  --shadow:0 22px 74px rgba(1,9,24,.22)
}
html{scroll-padding-top:92px}
body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;letter-spacing:-.01em;background:var(--bg)}
.site-header{background:color-mix(in srgb,var(--surface),transparent 8%);border-bottom:1px solid var(--line);box-shadow:0 5px 22px #0000000c}
.nav-shell{height:78px;gap:20px}
.brand{font-size:18px;letter-spacing:-.04em}
.brand small{font-size:10px;letter-spacing:.12em;color:var(--faint)}
.desktop-nav{background:var(--surface-2);border:1px solid var(--line);border-radius:999px;padding:6px;gap:2px;margin-left:15px}
.desktop-nav a{font-size:12.5px;color:var(--muted);padding:9px 13px;border-radius:999px;transition:background .15s ease}
.desktop-nav a:hover{background:var(--surface-3);color:var(--text)}
.nav-actions{gap:8px}
.icon-button{width:42px;height:42px;border:1px solid transparent;border-radius:14px}
.icon-button:hover{border-color:var(--line)}
.button,.button-primary,.button-secondary{min-height:43px;border-radius:13px;font-size:13px}
.button-primary{background:var(--accent);border-color:var(--accent);color:#0C1D34}
:root:not([data-theme=dark]) .button-primary{color:#fff}
.button-primary:hover{background:var(--accent-2);border-color:var(--accent-2)}
.button-secondary{background:var(--surface-2);border-color:var(--line)}
.button.bellr-home-link,.button.bellr-home-link:hover{background:transparent;border:1px solid var(--line-strong);color:var(--text);padding-inline:16px;box-shadow:none}
.button.bellr-home-link:hover{background:var(--surface-2)}
.page-home .nav-chat{display:inline-flex}

/* Task-driven hero: shorter headline, real local planner/focus preview retained. */
.ev-home-hero{position:relative;overflow:hidden;isolation:isolate;background:radial-gradient(ellipse at 87% 18%,color-mix(in srgb,var(--accent),transparent 88%),transparent 58%),var(--bg)}
.ev-home-hero:after{content:"";position:absolute;inset:auto -7% -230px 20%;height:300px;border:1px solid color-mix(in srgb,var(--accent),transparent 88%);border-radius:50%;pointer-events:none;z-index:-1}
.ev-hero-inner{width:min(1240px,calc(100% - 48px));margin:auto;display:grid;grid-template-columns:minmax(0,1fr) minmax(460px,.95fr);gap:clamp(36px,5vw,75px);align-items:center;padding:92px 0 100px}
.ev-hero-copy{max-width:580px}
.ev-kicker{display:inline-flex;align-items:center;gap:9px;color:var(--accent);font-size:11px;font-weight:790;letter-spacing:.16em;text-transform:uppercase}
.ev-kicker:before{content:"";width:8px;height:8px;background:var(--accent);border-radius:50%;box-shadow:0 0 0 5px var(--accent-soft)}
.ev-hero-copy h1{font-size:clamp(3rem,4.8vw,4.85rem);font-weight:790;line-height:1.07;letter-spacing:-.069em;margin:26px 0 22px;max-width:570px}
.ev-hero-copy h1 span{color:var(--accent)}
.ev-hero-copy>p{font-size:16.5px;line-height:1.76;color:var(--muted);max-width:490px;margin:0}
.ev-hero-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:33px}
.ev-hero-actions .button{min-height:49px;padding-inline:20px;font-size:14px}
.ev-shortcuts{display:flex;align-items:center;gap:14px 20px;flex-wrap:wrap;margin-top:29px;padding-top:23px;border-top:1px solid var(--line)}
.ev-shortcuts a{display:inline-flex;gap:6px;align-items:center;font-size:12px;font-weight:670;color:var(--muted)}
.ev-shortcuts a:hover{color:var(--accent)}
.ev-shortcuts a:after{content:"↗";font-size:13px;color:var(--accent)}
.ev-study-board{background:var(--surface);border:1px solid var(--line);border-radius:30px;padding:22px;box-shadow:0 28px 85px rgba(18,50,93,.15);min-width:0;position:relative;overflow:hidden}
.ev-study-board:before{content:"";position:absolute;right:-70px;top:-100px;border:1px solid color-mix(in srgb,var(--accent),transparent 81%);border-radius:50%;width:260px;height:260px;pointer-events:none}
.ev-board-top{display:flex;justify-content:space-between;gap:10px;align-items:center;padding:4px 3px 18px;border-bottom:1px solid var(--line)}
.ev-board-mark{font-size:11px;font-weight:800;letter-spacing:.12em;color:var(--faint)}
.ev-board-now{font-size:11px;color:var(--accent);border:1px solid var(--line);background:var(--accent-soft);border-radius:999px;padding:5px 10px}
.ev-board-head{padding:22px 4px 18px}
.ev-board-head p{color:var(--accent);font-size:11px;letter-spacing:.12em;font-weight:770;text-transform:uppercase;margin:0 0 8px}
.ev-board-head h2{font-size:clamp(23px,2.5vw,30px);line-height:1.17;letter-spacing:-.048em;margin:0}
.ev-board-actions{display:grid;gap:9px}
.ev-board-action{display:flex;align-items:center;gap:14px;min-height:71px;background:var(--surface-2);border:1px solid var(--line);border-radius:16px;padding:12px 14px;transition:transform .15s,border-color .15s,background .15s}
.ev-board-action:hover{transform:translateX(2px);border-color:var(--line-strong);background:var(--surface-3)}
.ev-action-icon{width:39px;height:39px;flex:none;display:grid;place-items:center;border:1px solid var(--line-strong);border-radius:13px;color:var(--accent);background:var(--surface)}
.ev-board-action strong{font-size:13.5px;display:block}.ev-board-action small{display:block;color:var(--muted);font-size:11.5px;margin-top:2px;line-height:1.4}.ev-board-action>.icon:last-child{margin-left:auto;color:var(--faint);width:17px;height:17px}
.ev-board-lower{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:13px}
.ev-board-mini{border:1px solid var(--line);border-radius:16px;padding:14px;min-width:0;background:var(--surface)}
.ev-board-mini .ev-mini-label{font-size:10.5px;font-weight:770;letter-spacing:.11em;text-transform:uppercase;color:var(--faint);display:block;margin-bottom:6px}
.ev-board-mini strong{font-size:23px;line-height:1.4;letter-spacing:-.05em;display:block}
.ev-board-mini a{color:var(--accent);font-size:11px;font-weight:740}.ev-board-mini a:hover{text-decoration:underline}
.ev-board-mini .home-task-preview{font-size:12px;min-height:35px;overflow-wrap:anywhere}
.ev-board-mini .task-dot{background:var(--accent)}
.quick-search-section{margin:0 auto;padding:0 0 20px;width:min(900px,calc(100% - 48px))}
.quick-search{border:1px solid var(--line-strong);box-shadow:var(--shadow);border-radius:17px;background:var(--surface);padding:16px 20px}
.quick-search strong{font-size:14px}.quick-search small{color:var(--muted)}

/* Content sections and educational pathways */
.section{padding-block:86px}
.section-heading h2,.chatctm-copy h2,.resource-callout h2{font-weight:770;letter-spacing:-.055em}
.eyebrow,.micro-label{color:var(--accent);letter-spacing:.135em}
.subject-grid{gap:15px}
.subject-card{border-radius:22px;min-height:250px;padding:24px;background:var(--surface);border-color:var(--line)}
.subject-card:hover{border-color:var(--line-strong);box-shadow:var(--shadow)}
.subject-icon,.tool-glyph{background:var(--accent-soft)!important;color:var(--accent)!important}
.subject-arrow{color:var(--accent)}
.subject-card.mint,.subject-card.sand,.subject-card.lavender,.subject-card.blue{background:var(--surface)}
.section-soft{background:var(--surface-2)}
.chatctm-feature,.site-footer{background:var(--dark);color:var(--on-dark)}
.chatctm-feature .feature-list .icon{color:var(--accent)}
.stage-window,.plan-example,.chat-demo,.resource-callout,.search-palette,.timer-card,.tool-card,.reference-card{border-radius:22px}
.page-hero,.subject-hero{background:radial-gradient(ellipse at top right,color-mix(in srgb,var(--accent),transparent 91%),transparent 65%)}
.page-hero h1,.subject-hero h1{font-size:clamp(2.7rem,4.9vw,4.8rem);line-height:1.07;letter-spacing:-.055em}
.floating-chat{background:var(--accent);color:#0C1D34;border-radius:16px}
:root:not([data-theme=dark]) .floating-chat{color:#fff}

/* Clearly labeled empty sponsor slot, home/discovery page only. */
.ev-sponsor-section{padding:0 0 78px;background:var(--bg)}
.ev-sponsor-layout{width:min(var(--max),calc(100% - 42px));margin:auto;display:grid;grid-template-columns:1fr minmax(240px,390px);gap:28px;align-items:center;border-top:1px solid var(--line);padding-top:32px}
.ev-sponsor-description strong{display:block;font-size:16px;letter-spacing:-.025em}
.ev-sponsor-description p{color:var(--muted);font-size:13px;max-width:480px;margin:5px 0}
.ev-sponsor{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:17px 20px}
.ev-sponsor-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}
.ev-sponsor-tag{font-size:12px;font-weight:800;letter-spacing:.06em;color:var(--faint)}
.ev-sponsor-demo{font-size:11px;color:var(--muted)}
.ev-sponsor h3{margin:0 0 5px;font-size:16px;letter-spacing:-.025em}
.ev-sponsor p{font-size:12.5px;line-height:1.5;color:var(--muted);margin:0}
.ev-sponsor .ev-sponsor-disclosure{border-top:1px solid var(--line);padding-top:10px;margin-top:12px;color:var(--muted);font-size:12px}

:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
@media(max-width:1100px){.desktop-nav{display:none}.menu-toggle{display:grid}.ev-hero-inner{grid-template-columns:1fr;max-width:830px;padding-top:72px}.ev-hero-copy{max-width:700px}.ev-study-board{max-width:760px}.ev-sponsor-layout{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.nav-shell,.section-shell,.ev-sponsor-layout{width:calc(100% - 32px)}.nav-shell{min-height:66px;height:auto;gap:10px}.page-home .nav-shell{height:auto;min-height:66px;flex-wrap:nowrap;padding-block:9px}.page-home .nav-actions{width:auto;flex-wrap:nowrap;margin-left:auto;gap:2px}.page-home .nav-chat{display:none}.page-home .bellr-home-link{min-height:38px;font-size:12px;padding:7px 11px}.brand{font-size:17px}.brand small{display:none}.ev-hero-inner{width:calc(100% - 32px);padding:50px 0 48px;gap:32px}.ev-hero-copy h1{font-size:clamp(2.7rem,11vw,4rem);margin:19px 0}.ev-hero-copy>p{font-size:15px}.ev-hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:9px}.ev-hero-actions .button{min-height:46px;padding:10px 8px;font-size:12.5px}.ev-shortcuts{gap:10px 14px}.ev-study-board{padding:15px;border-radius:22px}.ev-board-action{min-height:62px;padding:10px}.ev-board-mini{padding:12px}.quick-search-section{width:calc(100% - 32px);padding:0 0 18px}.quick-search{padding:13px 14px}.ev-sponsor-section{padding-bottom:52px}.ev-sponsor-layout{grid-template-columns:1fr;gap:10px}.section{padding:60px 0}.subject-card{min-height:190px}.floating-chat{right:13px;bottom:13px}}
@media(max-width:380px){.nav-actions .search-trigger{display:none}.ev-board-action small{font-size:10px}.ev-board-lower{gap:7px}.ev-hero-actions{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){.ev-board-action,.button,.subject-card{transition:none;transform:none!important}}
@media(max-width:480px){.ev-board-now{display:none}.ev-board-mark{font-size:10px;letter-spacing:.09em}}