@font-face { font-family:'Inter'; font-weight:400; font-style:normal; font-display:swap;
  src:url('vendor/fonts/inter-400-cyrillic.woff2') format('woff2');
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family:'Inter'; font-weight:400; font-style:normal; font-display:swap;
  src:url('vendor/fonts/inter-400-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family:'Inter'; font-weight:600; font-style:normal; font-display:swap;
  src:url('vendor/fonts/inter-600-cyrillic.woff2') format('woff2');
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family:'Inter'; font-weight:600; font-style:normal; font-display:swap;
  src:url('vendor/fonts/inter-600-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family:'Manrope'; font-weight:700; font-style:normal; font-display:swap;
  src:url('vendor/fonts/manrope-700-cyrillic.woff2') format('woff2');
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family:'Manrope'; font-weight:700; font-style:normal; font-display:swap;
  src:url('vendor/fonts/manrope-700-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family:'Manrope'; font-weight:800; font-style:normal; font-display:swap;
  src:url('vendor/fonts/manrope-800-cyrillic.woff2') format('woff2');
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family:'Manrope'; font-weight:800; font-style:normal; font-display:swap;
  src:url('vendor/fonts/manrope-800-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family:'JetBrains Mono'; font-weight:500; font-style:normal; font-display:swap;
  src:url('vendor/fonts/jbm-500-cyrillic.woff2') format('woff2');
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family:'JetBrains Mono'; font-weight:500; font-style:normal; font-display:swap;
  src:url('vendor/fonts/jbm-500-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }

:root {
  --bg: #ffffff;
  --ink: #1c2530;
  --muted: #757a7f;
  --accent: #0081ff;
  --card-r: 14px;
}
body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding-bottom: 5rem;
}
.container, .container-fluid { max-width: 1712px; }
h1, h2, h3, h4, h5, h6, .stat-card .v {
  font-family: 'Manrope', 'Inter', system-ui, sans-serif;
}
.brand, .eyebrow, .hero .sub, .stat-card .l {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}

/* hero — LaunchKit-style light wash */
.hero {
  position: relative;
  background: linear-gradient(180deg, rgba(0,129,255,.10) 0%, rgba(0,129,255,.03) 55%, rgba(0,129,255,0) 100%);
  border-bottom: 1px solid rgba(153,163,174,.16);
  padding: 1.4rem 0 6rem;
  margin-bottom: -2.8rem;
}
body > .container-fluid { position: relative; z-index: 2; }
.hero .brand { font-size: .85rem; color: var(--muted); }
.hero-body { padding: 3.4rem 0 1rem; }
.hero .eyebrow {
  display: inline-block;
  font-size: .72rem; letter-spacing: .4px;
  color: var(--accent);
  border: 1px solid rgba(0,129,255,.35);
  background: rgba(0,129,255,.08);
  padding: .35rem .9rem; border-radius: 999px;
  margin-bottom: 1.4rem;
}
.hero h1 {
  font-size: clamp(2.3rem, 5vw, 3.6rem);
  font-weight: 800; letter-spacing: -1.5px; line-height: 1.08;
  color: var(--ink); text-wrap: balance;
}
.hero .abstract {
  color: var(--muted); font-size: 1.05rem; line-height: 1.55;
  max-width: 46rem; margin-top: 1.2rem;
}
.hero .sub { color: #a7acb2; font-size: .78rem; margin-top: 1.6rem; }



/* nav buttons */
.lang-switch { display: flex; gap: .4rem; align-items: center; }
.lang-btn {
  display: inline-flex; align-items: center; gap: .35rem;
  border: 1px solid rgba(153,163,174,.4); background: #fff;
  color: var(--muted); font-size: .72rem; font-weight: 600;
  padding: .3rem .8rem; border-radius: 8px; cursor: pointer;
  text-decoration: none; line-height: 1.4;
}
.lang-btn:hover { color: var(--ink); border-color: rgba(153,163,174,.8); }
.lang-btn.active { background: var(--ink); color: #fff; border-color: var(--ink); }

/* stat cards */
.stat-card {
  background: #fff;
  border: 1px solid rgba(153,163,174,.25);
  border-radius: var(--card-r);
  box-shadow: 0 8px 24px rgba(28,37,48,.08);
  padding: 1.3rem 1.5rem;
}
.stat-card .v { font-size: 1.7rem; font-weight: 800; letter-spacing: -.5px; }
.stat-card .l { font-size: .68rem; text-transform: uppercase; letter-spacing: .8px; color: var(--muted); margin-top: .15rem; }

/* cards */
.card {
  border: 1px solid rgba(153,163,174,.25);
  border-radius: var(--card-r);
  box-shadow: 0 4px 14px rgba(28,37,48,.05);
}
.card > .card-body { padding: 1.5rem 1.6rem; }
.card h6 { font-weight: 700; color: var(--ink); letter-spacing: .1px; margin-bottom: 1rem; }
.chart-hint { font-weight: 500; color: #a7acb2; font-size: .72rem; }

/* pill tabs */
.nav-pills-main { gap: .4rem; }
.nav-pills-main .nav-link {
  color: var(--muted); font-weight: 600; font-size: .92rem;
  border-radius: 999px; padding: .55rem 1.3rem; cursor: pointer;
}
.nav-pills-main .nav-link:hover { background: #eef3f9; color: var(--ink); }
.nav-pills-main .nav-link.active { background: var(--accent); color: #fff; }
.nav-pills-main .nav-oracle { opacity: .5; cursor: not-allowed; }
.nav-pills-main .nav-oracle:hover { background: none; color: var(--muted); }

/* method flow diagram */
.ex-q { color: var(--muted); font-size: .95rem; }
.ex-q a { color: var(--ink); }
.method-tag {
  font-family: 'JetBrains Mono', monospace; font-weight: 600;
  font-size: .72rem; text-transform: uppercase; letter-spacing: .8px;
  color: var(--accent); margin-bottom: .5rem;
}
.oracle-tag { color: var(--muted); }
.fstep {
  border: 1px solid rgba(153,163,174,.3); border-radius: 10px;
  background: #f8fafd; padding: .55rem .8rem; font-size: .88rem;
}
.farrow { text-align: center; color: #b8bec6; line-height: 1.2; }
.oracle-flow .fstep { border-style: dashed; background: #fff; color: var(--muted); }
.oracle-flow .farrow { opacity: .5; }

.qline { font-size: .85rem; padding: .3rem 0; border-bottom: 1px solid #f0f3f7; cursor: pointer; }
.qline:hover { color: var(--accent); }
.qline:last-child { border-bottom: 0; }

/* vendor filter */
.vf-label { font-size: .8rem; color: var(--muted); font-weight: 600; margin-right: .3rem; }
.vbtn {
  display: inline-flex; align-items: center; gap: .4rem;
  border: 1px solid rgba(153,163,174,.4); background: #fff;
  color: var(--muted); font-size: .76rem; font-weight: 600;
  padding: .3rem .85rem; border-radius: 999px; cursor: pointer;
}
.vdot { width: 8px; height: 8px; border-radius: 50%; flex: none; display: inline-block; }
.vbtn { transition: transform .15s; }
.vbtn:hover { color: var(--ink); border-color: rgba(153,163,174,.8); transform: rotate(-1.5deg); }
.vbtn:nth-of-type(even):hover { transform: rotate(1.5deg); }
.vbtn.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* datatables polish — tables stay inside their card, scroll instead of overflowing */
.card-body { min-width: 0; }
.dataTables_wrapper { max-width: 100%; overflow-x: auto; }
table.dataTable { width: 100% !important; }
table.dataTable td { overflow-wrap: anywhere; }
div.dataTables_wrapper .dt-search input { max-width: 100%; }
div.dataTables_wrapper .dt-search input, div.dataTables_wrapper .dt-length select {
  border-radius: 8px; border: 1px solid #d5dce6; padding: .35rem .7rem;
}
div.dataTables_wrapper .dt-layout-row { padding: .4rem 0; }
table.dataTable thead th {
  background: #f6f8fb; color: var(--muted);
  font-size: .72rem; text-transform: uppercase; letter-spacing: .5px;
  border-bottom: 1px solid #e5eaf1 !important;
}
table.dataTable td { padding: .55rem .6rem; }
table.dataTable tbody tr:hover > * { background: #f2f7fd; }
table.dataTable tbody tr { cursor: pointer; }
.dt-paging .page-item.active .page-link {
  background: var(--accent); border-color: var(--accent);
}

/* form controls */
.form-select, .form-control { border-radius: 8px; border-color: #d5dce6; }
.form-label { color: var(--muted); font-weight: 600; }
.btn-primary { background: var(--accent); border-color: var(--accent); }
.btn-primary:hover { background: #0073e6; border-color: #0073e6; }

/* modal / answer markdown */
.answer-text { white-space: pre-wrap; }
#dmAnswer { white-space: normal; }
#dmAnswer > :first-child { margin-top: 0; }
#dmAnswer > :last-child { margin-bottom: 0; }
#dmAnswer p { margin-bottom: .45rem; }
#dmAnswer h1, #dmAnswer h2, #dmAnswer h3, #dmAnswer h4,
#dmAnswer h5, #dmAnswer h6 { font-size: 1rem; font-weight: 700; margin: .6rem 0 .3rem; }
#dmAnswer ul, #dmAnswer ol { margin-bottom: .45rem; padding-left: 1.3rem; }
#dmAnswer li { margin-bottom: .15rem; }
#dmAnswer blockquote {
  margin: .4rem 0; padding-left: .8rem;
  border-left: 3px solid #d5dce6; color: var(--muted);
}
#dmAnswer code { background: #f2f4f8; padding: .1em .35em; border-radius: 4px; font-family: 'JetBrains Mono', monospace; font-size: .85em; }
#dmAnswer pre { background: #f2f4f8; padding: .6rem; border-radius: 8px; }
.site-footer {
  margin-top: 2.5rem; padding-top: 1.2rem;
  border-top: 1px solid rgba(153,163,174,.25);
  color: #a7acb2; font-size: .78rem; line-height: 1.5;
}
.site-footer a { color: var(--muted); }
.modal-content { border: 0; border-radius: var(--card-r); }
.modal-header { border-bottom: 1px solid #eef1f6; }
.modal-body { padding: 1.5rem; overflow-x: auto; }
.badge { font-weight: 600; }

/* score tier label */
.score-tier { font-size: .68rem; color: var(--muted); font-family: 'JetBrains Mono', monospace; }

/* podium */
.podium { display: flex; justify-content: center; align-items: flex-end; gap: 1.4rem; flex-wrap: wrap; padding: 1rem 0 .4rem; }
.podium-spot {
  background: #fff; border: 1px solid rgba(153,163,174,.25); border-radius: var(--card-r);
  box-shadow: 0 4px 14px rgba(28,37,48,.05); padding: 1.5rem 2rem; text-align: center; min-width: 230px;
}
.podium-r1 { order: 2; }
.podium-r2 { order: 1; }
.podium-r3 { order: 3; }
.podium-first { border-color: rgba(0,129,255,.5); box-shadow: 0 10px 26px rgba(0,129,255,.14); transform: translateY(-6px); }
.podium-medal { font-size: 1.5rem; }
.podium-model { font-weight: 700; font-size: .88rem; display: flex; align-items: center; justify-content: center; gap: .4rem; margin: .35rem 0 .1rem; }
.podium-score { font-family: 'Manrope', sans-serif; font-weight: 800; font-size: 1.3rem; }

/* leaderboard awards */
.award-chip {
  display: inline-block; background: #fff8e6; border: 1px solid #f0e2b0;
  border-radius: 999px; font-size: .68rem; font-weight: 600;
  padding: .15rem .55rem; margin: .1rem .12rem .1rem 0; white-space: nowrap;
}

/* uniform chart slots */
.ch-wrap { position: relative; }

/* chat bubbles in the answer modal */
.chat-msg { display: flex; flex-direction: column; max-width: 86%; }
.chat-user { margin-left: auto; align-items: flex-end; margin-bottom: 1rem; }
.chat-model { align-items: flex-start; margin-bottom: 1.2rem; max-width: 95%; }
.chat-label {
  font-family: 'JetBrains Mono', monospace; font-size: .66rem; text-transform: uppercase;
  letter-spacing: .7px; color: var(--muted); margin: 0 .5rem .3rem;
}
.chat-bubble { padding: .7rem 1rem; border-radius: 16px; font-size: .92rem; }
.chat-user .chat-bubble {
  background: #e6f2ff; border: 1px solid #cfe5fb; border-bottom-right-radius: 4px;
  white-space: pre-wrap;
}
.chat-model .chat-bubble {
  background: #f6f8fb; border: 1px solid #e5eaf1; border-bottom-left-radius: 4px; width: 100%;
}

/* ---------- dark theme ---------- */
[data-bs-theme="dark"] {
  --bg: #12161c;
  --ink: #e6eaef;
  --muted: #9aa3ad;
  color-scheme: dark;
}
[data-bs-theme="dark"] .hero {
  background: linear-gradient(180deg, rgba(0,129,255,.16) 0%, rgba(0,129,255,.05) 55%, rgba(0,129,255,0) 100%);
  border-bottom-color: rgba(255,255,255,.08);
}
[data-bs-theme="dark"] .hero .sub,
[data-bs-theme="dark"] .chart-hint,
[data-bs-theme="dark"] .site-footer { color: #6d757e; }
[data-bs-theme="dark"] .lang-btn,
[data-bs-theme="dark"] .vbtn { background: #1c232b; border-color: rgba(255,255,255,.18); }
[data-bs-theme="dark"] .lang-btn:hover,
[data-bs-theme="dark"] .vbtn:hover { border-color: rgba(255,255,255,.45); }
[data-bs-theme="dark"] .lang-btn.active { color: #12161c; }
[data-bs-theme="dark"] .vbtn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
[data-bs-theme="dark"] .stat-card,
[data-bs-theme="dark"] .podium-spot { background: #1c232b; border-color: rgba(255,255,255,.12); box-shadow: none; }
[data-bs-theme="dark"] .podium-first { box-shadow: 0 10px 26px rgba(0,129,255,.22); }
[data-bs-theme="dark"] .card { border-color: rgba(255,255,255,.12); box-shadow: none; }
[data-bs-theme="dark"] .nav-pills-main .nav-link:hover { background: #242c36; }
[data-bs-theme="dark"] .fstep { background: #1c232b; border-color: rgba(255,255,255,.14); }
[data-bs-theme="dark"] .oracle-flow .fstep { background: #1c232b; }
[data-bs-theme="dark"] .farrow { color: #4a525b; }
[data-bs-theme="dark"] .qline { border-bottom-color: rgba(255,255,255,.08); }
[data-bs-theme="dark"] div.dataTables_wrapper .dt-search input,
[data-bs-theme="dark"] div.dataTables_wrapper .dt-length select {
  background: #12161c; color: var(--ink); border-color: #39424c;
}
[data-bs-theme="dark"] table.dataTable thead th {
  background: #1c232b; border-bottom-color: rgba(255,255,255,.12) !important;
}
[data-bs-theme="dark"] table.dataTable tbody tr:hover > * { background: #22303f; }
[data-bs-theme="dark"] .form-select,
[data-bs-theme="dark"] .form-control { border-color: #39424c; }
[data-bs-theme="dark"] #dmAnswer code,
[data-bs-theme="dark"] #dmAnswer pre { background: #242c36; }
[data-bs-theme="dark"] #dmAnswer blockquote { border-left-color: #39424c; }
[data-bs-theme="dark"] .modal-header { border-bottom-color: rgba(255,255,255,.1); }
[data-bs-theme="dark"] .site-footer { border-top-color: rgba(255,255,255,.12); }
[data-bs-theme="dark"] .award-chip { background: #332d1a; border-color: #5c4d20; }
[data-bs-theme="dark"] .chat-user .chat-bubble { background: #14324f; border-color: #1d4a72; }
[data-bs-theme="dark"] .chat-model .chat-bubble { background: #1c232b; border-color: rgba(255,255,255,.12); }