/* Smart Investor Arena 2026 — design system
   Business Standard brand: intelligent, classy, contemporary, minimal, understated.
   Burgundy primary · pastel pink/blue/green backgrounds · Arena coral accent (bs-bfsi.com/arena)
   Rounded corners, sentence case, restrained bolds. Max ~3 colours per surface. */
:root {
  --ink: #0D0D14;          /* midnight — dark surfaces (bs-bfsi.com --midnight) */
  --ink-2: #17171F;
  --ink-3: #22222C;
  --burgundy: #B01117;     /* BS primary (CMYK 0/100/100/30) */
  --burgundy-2: #8E0D12;
  --coral: #FE836B;        /* Arena accent (bs-bfsi.com --coral) */
  --coral-2: #F06A50;
  --peach: #FFE6DF;        /* pastel pink, light (CMYK 0/10/12.5/0) — preferred background */
  --peach-2: #FFCCBF;      /* pastel pink, darker (CMYK 0/20/25/0) */
  --blue: #D4EEFB;         /* pastel blue, light (CMYK 20/0/0/0) */
  --blue-2: #A6DBF5;
  --green: #E4EFCB;        /* pastel green, light (CMYK 15/0/35/0) */
  --green-2: #C7DE93;
  --white: #FFFFFF;
  --text: #0D0D14;
  --text-2: #2B2B2B;
  --muted: #7A7A7A;
  --on-dark: #FFFFFF;
  --on-dark-2: rgba(255, 255, 255, 0.72);
  --line: rgba(13, 13, 20, 0.1);
  --line-dark: rgba(255, 255, 255, 0.14);
  --radius: 24px;
  --radius-sm: 14px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.12), 0 12px 32px rgba(13, 13, 20, 0.12);
  --serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --sans: 'DM Sans', 'Helvetica Neue', Helvetica, Arial, system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--white); color: var(--text); font-family: var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden; line-height: 1.5; }
a { color: inherit; }
img, svg { max-width: 100%; }
button { font: inherit; cursor: pointer; }
h1, h2, h3 { font-family: var(--serif); font-weight: 700; letter-spacing: -0.01em; margin: 0; line-height: 1.1; }
.em { color: var(--burgundy); }
.on-dark .em, .em-coral { color: var(--coral); }
.muted { color: var(--muted); }
.wrap { width: min(1180px, 100% - 32px); margin: 0 auto; }

/* ── Logos */
.logo-arena { display: inline-block; color: var(--white); line-height: 0; }
.logo-arena svg { width: 100%; height: auto; display: block; }
.logo-bs { display: inline-flex; flex-direction: column; align-items: flex-end; gap: 2px; color: var(--burgundy); text-decoration: none; line-height: 1; }
.logo-bs svg { width: 150px; height: auto; display: block; }
.logo-bs small { font-family: var(--sans); font-size: 12px; color: var(--text); letter-spacing: 0.02em; }
.on-dark .logo-bs, .logo-bs.rev { color: var(--white); }
.on-dark .logo-bs small, .logo-bs.rev small { color: var(--white); }

/* ── Top bar (logo top-right, per BS guideline) */
.topbar { background: var(--ink); color: var(--white); }
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 0; }
.topnav { display: flex; gap: 6px; align-items: center; }
.topnav a { text-decoration: none; color: var(--on-dark-2); font-weight: 500; padding: 8px 14px; border-radius: 100px; font-size: 15px; }
.topnav a:hover { color: var(--white); background: rgba(255, 255, 255, 0.08); }
@media (max-width: 760px) { .topnav a.hide-sm { display: none; } }

/* ── Buttons: rounded pills, sentence case */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; border: 0; border-radius: 100px; padding: 16px 30px; font-family: var(--sans); font-weight: 700; font-size: 17px; text-decoration: none; transition: transform 0.15s, background 0.2s, box-shadow 0.2s; position: relative; }
.btn:active { transform: scale(0.98); }
.btn-coral { background: var(--coral); color: var(--ink); box-shadow: 0 8px 24px rgba(254, 131, 107, 0.35); }
.btn-coral:hover { background: #FF9580; }
.btn-ink { background: var(--ink); color: var(--white); }
.btn-ink:hover { background: #26262f; }
.btn-white { background: var(--white); color: var(--ink); }
.btn-outline { background: transparent; color: inherit; box-shadow: inset 0 0 0 1.5px currentColor; }
.btn-burgundy { background: var(--burgundy); color: var(--white); }
.btn.lg { padding: 20px 38px; font-size: 19px; }
.btn.sm { padding: 10px 18px; font-size: 14px; }
.btn.block { width: 100%; }
.btn[disabled] { opacity: 0.6; pointer-events: none; }
.breathe { animation: breathe 2.4s ease-in-out infinite; }
@keyframes breathe { 0%, 100% { box-shadow: 0 8px 24px rgba(254, 131, 107, 0.35), 0 0 0 0 rgba(254, 131, 107, 0.45); } 50% { box-shadow: 0 8px 24px rgba(254, 131, 107, 0.35), 0 0 0 14px rgba(254, 131, 107, 0); } }

/* ── Surfaces */
.on-dark { background: var(--ink); color: var(--on-dark); }
.card { background: var(--white); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.card.peach { background: var(--peach); box-shadow: none; }
.card.blue { background: var(--blue); box-shadow: none; }
.card.green { background: var(--green); box-shadow: none; }
.card.coral { background: var(--coral); box-shadow: none; }
.card.dark { background: var(--ink-2); color: var(--white); box-shadow: none; border: 1px solid var(--line-dark); }
/* Guideline: white rounded border outside, pastel inside */
.framed { background: var(--white); padding: 10px; border-radius: calc(var(--radius) + 10px); }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px; border-radius: 100px; font-weight: 500; font-size: 14px; background: var(--peach); color: var(--text); }
.on-dark .pill { background: rgba(255, 255, 255, 0.08); color: var(--on-dark); }
.pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 0 rgba(254, 131, 107, 0.6); animation: live 1.8s infinite; }
@keyframes live { 70% { box-shadow: 0 0 0 9px rgba(254, 131, 107, 0); } 100% { box-shadow: 0 0 0 0 rgba(254, 131, 107, 0); } }
.datebox { display: inline-flex; align-items: center; gap: 18px; padding: 12px 22px; border: 1px solid rgba(255, 255, 255, 0.5); border-radius: 6px; font-weight: 500; }
.datebox i { width: 1px; height: 18px; background: rgba(255, 255, 255, 0.5); }
.eyebrow { font-size: 14px; font-weight: 500; color: var(--burgundy); letter-spacing: 0.02em; margin-bottom: 10px; display: block; }
.on-dark .eyebrow { color: var(--coral); }

/* ── Hero */
.hero { position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: 0; background:
  radial-gradient(700px 420px at 85% 20%, rgba(254, 131, 107, 0.22), transparent 60%),
  radial-gradient(600px 400px at 10% 100%, rgba(176, 17, 23, 0.28), transparent 60%); pointer-events: none; }
.hero .wrap { position: relative; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; padding: 56px 0 40px; }
.hero .logo-arena { width: 220px; margin-bottom: 28px; }
.hero h1 { font-size: clamp(42px, 5.6vw, 72px); margin: 0 0 18px; }
.hero p.lead { font-size: 20px; color: var(--on-dark-2); max-width: 520px; margin: 0 0 32px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.hero-meta { display: flex; gap: 32px; margin-top: 36px; flex-wrap: wrap; }
.hero-meta b { display: block; font-family: var(--serif); font-size: 30px; font-weight: 700; }
.hero-meta span { color: var(--on-dark-2); font-size: 14px; }
@media (max-width: 900px) { .hero .wrap { grid-template-columns: 1fr; padding-top: 32px; gap: 40px; } }

/* preview card in hero */
.preview { background: var(--peach); color: var(--text); border-radius: 28px; padding: 26px; box-shadow: 0 30px 60px rgba(0, 0, 0, 0.35); position: relative; }
.preview .pq { font-family: var(--serif); font-size: 22px; font-weight: 700; margin: 14px 0 18px; line-height: 1.25; }
.preview .po { padding: 13px 16px; border-radius: 14px; background: var(--white); margin-bottom: 10px; font-weight: 500; display: flex; gap: 12px; align-items: center; }
.preview .po b { width: 28px; height: 28px; border-radius: 50%; background: var(--peach); display: grid; place-items: center; font-size: 13px; font-weight: 700; flex: none; }
.preview .po.sel { background: var(--coral); }
.preview .po.sel b { background: var(--ink); color: var(--white); }
.preview .step { display: flex; justify-content: space-between; align-items: center; font-size: 14px; font-weight: 500; }
.preview .dots { letter-spacing: 5px; color: var(--burgundy); }
.score-badge { position: absolute; right: -14px; bottom: -22px; background: var(--ink); color: var(--white); border-radius: 20px; padding: 14px 20px; transform: rotate(-4deg); box-shadow: 0 16px 36px rgba(0, 0, 0, 0.35); }
.score-badge small { display: block; font-size: 12px; color: var(--on-dark-2); }
.score-badge span { font-family: var(--serif); font-size: 36px; font-weight: 700; color: var(--coral); }

/* ── Sections */
.section { padding: 80px 0; }
.section h2 { font-size: clamp(32px, 4vw, 46px); margin-bottom: 12px; }
.section .sub { font-size: 18px; color: var(--muted); max-width: 640px; margin: 0; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
@media (max-width: 900px) { .grid-4 { grid-template-columns: 1fr 1fr; } .grid-2 { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .grid-4 { grid-template-columns: 1fr; } }
.feature .ico { font-size: 28px; width: 56px; height: 56px; display: grid; place-items: center; border-radius: 50%; background: var(--white); margin-bottom: 18px; }
.feature h3 { font-size: 22px; margin: 6px 0 8px; }
.feature p { color: var(--text-2); margin: 0; }
.num { font-weight: 500; color: var(--burgundy); font-size: 14px; }

/* leaderboard */
.board { list-style: none; margin: 0; padding: 0; }
.board li { display: flex; align-items: center; gap: 14px; padding: 12px 14px; border-radius: 14px; margin-bottom: 8px; background: var(--white); }
.board li .rk { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; background: var(--peach); flex: none; }
.board li:nth-child(1) .rk { background: var(--burgundy); color: var(--white); }
.board li:nth-child(2) .rk { background: var(--coral); }
.board li:nth-child(3) .rk { background: var(--peach-2); }
.board li .nm { flex: 1; font-weight: 500; }
.board li .sc { font-family: var(--serif); font-weight: 700; font-size: 22px; }
.board li.you { box-shadow: inset 0 0 0 2px var(--coral); }
.board .empty { color: var(--muted); justify-content: center; }
.on-dark .board li { background: var(--ink-3); }

.ticker { overflow: hidden; white-space: nowrap; background: var(--ink-2); color: var(--on-dark-2); padding: 14px 0; font-size: 15px; }
.ticker-track { display: inline-flex; gap: 48px; animation: tick 45s linear infinite; padding-left: 100%; }
.ticker-track b { color: var(--white); font-weight: 500; }
.ticker-track em { color: var(--coral); font-style: normal; font-weight: 700; }
@keyframes tick { to { transform: translateX(-100%); } }

.price { font-family: var(--serif); font-weight: 700; font-size: 60px; line-height: 1; }
.price s { font-family: var(--sans); font-size: 22px; color: rgba(13, 13, 20, 0.55); margin-left: 10px; font-weight: 400; }
details.faq { border-bottom: 1px solid var(--line); padding: 20px 0; }
details.faq summary { cursor: pointer; font-weight: 500; font-size: 18px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: '+'; color: var(--burgundy); font-size: 24px; line-height: 1; }
details.faq[open] summary::after { content: '–'; }
details.faq p { color: var(--text-2); margin: 12px 0 0; }
footer.site { background: #161616; color: var(--on-dark-2); padding: 48px 0 40px; text-align: center; font-size: 14px; }
footer.site .logo-bs { align-items: center; margin-bottom: 8px; }
footer.site .logo-bs svg { width: 220px; }
footer.site p { margin: 6px 0; }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.7s, transform 0.7s; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } .reveal { opacity: 1; transform: none; } }
.logo-bs img { width: 150px; height: auto; display: block; }
footer.site .logo-bs img { width: 220px; }
.logo-arena { height: auto; display: block; }
/* Playfair's old-style figures read oddly for scores/prices — use lining figures */
h1, h2, h3, .price, .board li .sc, .hero-meta b, .score-badge span { font-variant-numeric: lining-nums; }
.card.coral .pill, .offer-card .pill, .framed .pill { color: var(--ink); }
.board li .rk { color: var(--ink); }
.board li:nth-child(1) .rk { color: var(--white); }