/* Option Trident website: inner pages (5 Nov 2026). Builds on styles.css tokens.
   No one-sided accent borders: boxes get an even hairline, a tint or a lifted shadow. */

.skip { position: absolute; left: -9999px; top: 8px; z-index: 100; background: #fff; padding: 10px 16px; border-radius: 10px; }
.skip:focus { left: 16px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* nav: dropdowns and mobile menu */
.nav-links > li { position: relative; }
.nav-links a::after { display: none; }
.nav-links .has-menu > a::after { display: block; }
.nav-links .menu { position: absolute; left: -18px; top: 100%; min-width: 230px; list-style: none; margin: 0; padding: 18px 8px 8px; display: none; z-index: 70; }
.nav-links .menu::before { content: ""; position: absolute; inset: 10px 0 0; background: #fff; border-radius: 16px; box-shadow: var(--shadow-float), 0 0 0 1px rgba(11,42,79,.06); z-index: -1; }
.nav-links .has-menu:hover .menu, .nav-links .has-menu:focus-within .menu { display: block; }
.nav-links .menu a { display: block; padding: 10px 14px; border-radius: 10px; font-weight: 500; font-size: 15px; }
.nav-links .menu a:hover { background: #eef3fb; }
.menu-btn { display: none; width: 46px; height: 46px; border-radius: 50%; border: 1px solid rgba(11,42,79,.2); background: #fff; cursor: pointer; flex-direction: column; justify-content: center; align-items: center; gap: 5px; }
.menu-btn span { width: 18px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .25s; }
.menu-btn[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
.mobile-menu { margin-top: 10px; background: #fff; border-radius: 22px; padding: 14px 18px 18px; box-shadow: var(--shadow-float); display: grid; gap: 2px; max-height: calc(100vh - 120px); overflow: auto; }
.mobile-menu p { font: 700 12px var(--sans); text-transform: uppercase; letter-spacing: .08em; color: var(--ink-2); margin: 12px 0 4px; }
.mobile-menu a { padding: 10px 6px; text-decoration: none; font-weight: 600; font-size: 17px; border-radius: 10px; }
.mobile-menu a:hover { background: #eef3fb; }
.mobile-menu[hidden] { display: none; }
[hidden] { display: none !important; }
@media (min-width: 1101px) { .mobile-menu { display: none; } }
@media (max-width: 1100px) { .menu-btn { display: inline-flex; } }

/* home additions */
.h1-kicker { display: block; font: 700 15px/1.35 var(--sans); letter-spacing: .01em; color: var(--accent); margin-bottom: 16px; max-width: 520px; }
.op-link { font: 700 14px var(--sans); color: var(--accent); text-decoration: none; }
.op-link:hover { text-decoration: underline; }
.lib-teaser { padding: 90px 0 10px; }
.lt-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 50px; align-items: center; }
.lt-grid h2 { font-size: 48px; line-height: 1.02; letter-spacing: -.02em; }
.lt-grid .sub { color: var(--ink-2); font-size: 18px; line-height: 1.4; margin: 16px 0 26px; max-width: 480px; }
.lt-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.lt-chips a { background: #fff; border-radius: 999px; padding: 12px 18px; text-decoration: none; font-weight: 600; box-shadow: 0 10px 24px -16px rgba(11,42,79,.35), 0 0 0 1px rgba(11,42,79,.06); transition: transform .2s; }
.lt-chips a:hover { transform: translateY(-2px); }
.lt-chips a.more { background: var(--ink); color: #fff; }
.insights .head h2 { padding-bottom: 6px; }

/* page hero */
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 28px 0 0; font-size: 13px; color: var(--ink-2); }
.crumbs li + li::before { content: "/"; margin-right: 6px; opacity: .5; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }
.page-hero { padding: 46px 0 40px; }
.page-hero.slim { padding-bottom: 10px; }
.page-hero h1 { font-size: clamp(38px, 5vw, 60px); line-height: 1.05; letter-spacing: -.015em; max-width: 900px; }
.page-hero .lede { font-size: 19px; line-height: 1.45; color: var(--ink-2); max-width: 720px; margin-top: 18px; }
.page-hero .hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.page-hero .meta, .article .meta { margin-top: 14px; font-size: 14px; color: var(--ink-2); }
.narrow { max-width: 860px; }
.feature-hero .fh-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 50px; align-items: center; }
.feature-hero h1 { font-size: clamp(36px, 4.2vw, 54px); }
.guide-link { margin-top: 18px; font-size: 15px; }
.guide-link a { color: var(--accent); font-weight: 600; }

/* feature cards and rows */
.fcards { padding: 30px 0; }
.fcard-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.fcard-grid.two { grid-template-columns: repeat(2, 1fr); }
.fcard { background: #fff; border-radius: var(--r-card); padding: 28px; box-shadow: 0 1px 0 rgba(11,42,79,.05), 0 24px 50px -36px rgba(11,42,79,.4); }
.fcard h3 { font-size: 25px; line-height: 1.1; margin-bottom: 10px; }
.fcard p { color: var(--ink-2); line-height: 1.5; }
.ticks { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 8px; }
.ticks li { display: flex; gap: 10px; line-height: 1.35; }
.ticks li::before { content: "\2713"; color: var(--accent); font-weight: 700; }
.frows { padding: 50px 0 20px; }
.frow { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: center; padding: 34px 0; }
.frow.flip > div:first-child { order: 2; }
.frow h2 { font-size: 36px; line-height: 1.08; letter-spacing: -.012em; margin-bottom: 14px; }
.frow p { color: var(--ink-2); font-size: 17px; line-height: 1.55; }
.frow p + p { margin-top: 12px; }
.related { padding: 40px 0 10px; }
.related h2 { font-size: 34px; margin-bottom: 20px; }
.rel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.relcard { background: linear-gradient(160deg, #123d74, #0b2c58); color: #fff; border-radius: var(--r-card); padding: 26px; text-decoration: none; display: flex; flex-direction: column; gap: 10px; transition: transform .25s; }
.relcard:hover { transform: translateY(-3px); }
.relcard .label::before { background: #9cc3ff; }
.relcard h3 { font-size: 23px; line-height: 1.15; }
.relcard .read { margin-top: auto; font-weight: 700; font-size: 14px; color: #cfe2fb; }

/* FAQ */
.faq { padding: 40px 0 20px; }
.faq h2 { font-size: 34px; margin-bottom: 18px; }
.faq details { background: #fff; border-radius: 16px; margin-bottom: 10px; box-shadow: 0 0 0 1px rgba(11,42,79,.07); }
.faq summary { cursor: pointer; padding: 18px 22px; font-weight: 700; font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 14px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-weight: 400; font-size: 22px; line-height: 1; color: var(--accent); }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { padding: 0 22px 20px; color: var(--ink-2); line-height: 1.55; }
.faq details a { color: var(--accent); }

/* prose (guides, legal, about, strategy text) */
.prose { font-size: 17.5px; line-height: 1.65; color: #1d3557; padding-bottom: 30px; }
.prose > * + * { margin-top: 18px; }
.prose h2 { font-size: 32px; line-height: 1.12; color: var(--ink); margin-top: 44px; letter-spacing: -.01em; scroll-margin-top: 110px; }
.prose h3 { font-size: 23px; margin-top: 30px; color: var(--ink); }
.prose a { color: var(--accent); text-underline-offset: 3px; }
.prose ul, .prose ol { padding-left: 22px; }
.prose li + li { margin-top: 6px; }
.prose .lede { font-size: 20px; line-height: 1.5; color: var(--ink); }
.prose .note, .prose aside.note { background: #e3edfd; border-radius: 16px; padding: 18px 22px; box-shadow: inset 0 0 0 1px rgba(45,99,216,.18); }
.prose .toc { background: #fff; border-radius: 16px; padding: 18px 24px; box-shadow: 0 0 0 1px rgba(11,42,79,.07); font-size: 15px; }
.prose .toc ol { margin: 0; }
.prose .faq { padding: 10px 0 0; }
.prose .faq h2 { margin-top: 44px; }
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.prose table, .compare-table, table.figs { width: 100%; border-collapse: collapse; font-size: 15.5px; background: #fff; border-radius: 14px; overflow: hidden; box-shadow: 0 0 0 1px rgba(11,42,79,.08); }
.prose th, .prose td, .compare-table th, .compare-table td, table.figs th, table.figs td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--line); vertical-align: top; } /* design-lint: divider */
.prose thead th, .compare-table thead th { background: #eef3fb; font: 700 13px var(--sans); letter-spacing: .03em; color: var(--ink-2); }
.prose tr:last-child > *, .compare-table tr:last-child > *, table.figs tr:last-child > * { border-bottom: 0; }
.disclaimer { font-size: 14px !important; color: var(--ink-2); margin-top: 34px !important; }
.legal { padding-top: 10px; }
.legal section { scroll-margin-top: 110px; }

/* article */
.article-head { padding: 30px 0 30px; }
.article-head-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 48px; align-items: center; }
.article-head h1 { font-size: clamp(36px, 4.4vw, 56px); line-height: 1.05; letter-spacing: -.015em; }
.article-art { pointer-events: none; }
.article-art .art { aspect-ratio: 16 / 9; border-radius: var(--r-card); }
.article-grid { display: grid; grid-template-columns: 240px minmax(0, 760px); gap: 56px; justify-content: center; }
.toc-side { position: sticky; top: 120px; align-self: start; font-size: 14px; background: #fff; border-radius: 16px; padding: 18px 20px; box-shadow: 0 0 0 1px rgba(11,42,79,.07); }
.toc-side p { font-weight: 700; margin-bottom: 10px; }
.toc-side ol { margin: 0; padding-left: 18px; display: grid; gap: 8px; color: var(--ink-2); }
.toc-side a { text-decoration: none; }
.toc-side a:hover { color: var(--accent); }
.grid4 { grid-template-columns: repeat(4, 1fr); }
.grid4 .post .art { aspect-ratio: 16 / 10; }
.grid4 .post h3 { font-size: 19px; }
.grid4 .tk { inset: 10px 10px 40px; }
.related-guides { padding-top: 60px; }
.more-link { margin-top: 26px; font-weight: 700; }
.more-link a { color: var(--accent); text-decoration: none; }

/* strategies */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
.filters button { font: 600 14px var(--sans); border: 1px solid rgba(11,42,79,.2); background: #fff; color: var(--ink); border-radius: 999px; padding: 9px 16px; cursor: pointer; }
.filters button[aria-pressed="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }
.jump { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 18px; font-size: 14px; }
.jump a { color: var(--ink-2); }
.strat-group { padding: 30px 0 20px; scroll-margin-top: 100px; }
.strat-group[hidden] { display: none; }
.sg-head h2 { font-size: 32px; }
.sg-head h2 small { font: 600 14px var(--sans); color: var(--ink-2); margin-left: 8px; vertical-align: middle; }
.sg-head p { color: var(--ink-2); max-width: 780px; margin-top: 8px; line-height: 1.5; }
.strat-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; margin-top: 18px; }
.strat-card { background: #fff; border-radius: 18px; padding: 18px 18px 20px; text-decoration: none; display: flex; flex-direction: column; gap: 8px; box-shadow: 0 0 0 1px rgba(11,42,79,.06), 0 18px 40px -32px rgba(11,42,79,.5); transition: transform .2s, box-shadow .2s; }
.strat-card:hover { transform: translateY(-3px); box-shadow: 0 0 0 1px rgba(45,99,216,.25), 0 24px 46px -30px rgba(11,42,79,.55); }
.strat-card h3 { font-size: 21px; line-height: 1.15; }
.strat-card p { font-size: 14px; color: var(--ink-2); line-height: 1.45; }
.strat-card[hidden] { display: none; }
.spark-wrap { background: linear-gradient(160deg, #0d3266, #071c3b); border-radius: 12px; padding: 8px 10px; margin-bottom: 4px; }
.spark { width: 100%; height: 56px; display: block; }
.sp-zero { stroke: rgba(156,195,255,.45); stroke-width: 1; stroke-dasharray: 3 3; }
.sp-line { fill: none; stroke: #eaf2ff; stroke-width: 1.8; stroke-linejoin: round; }
.bias { align-self: flex-start; font: 700 11px var(--sans); letter-spacing: .05em; text-transform: uppercase; padding: 4px 9px; border-radius: 6px; background: #e6efff; color: var(--accent); }
.b-bullish { background: #e2f5ec; color: #0b7a53; }
.b-bearish { background: #fde8eb; color: #b02a40; }
.b-neutral { background: #e6efff; color: #2d63d8; }
.b-volatile { background: #efe9fd; color: #5b3fb8; }
.b-hedge { background: #fff3dc; color: #8a5a00; }
.b-arbitrage { background: #e9eef5; color: #44608a; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 18px; }
.chip-plain { font: 600 12px var(--sans); padding: 4px 10px; border-radius: 6px; background: #fff; box-shadow: 0 0 0 1px rgba(11,42,79,.1); }
.strat-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 28px; align-items: start; padding-bottom: 20px; }
.chart-card { background: #fff; border-radius: var(--r-card); padding: 20px 20px 16px; box-shadow: var(--shadow-window); }
.chart-head { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 14px; margin-bottom: 8px; }
.chart-head span { display: inline-flex; align-items: center; gap: 6px; color: var(--ink-2); }
.chart-head i { display: inline-block; width: 18px; height: 0; }
.k-exp { border-top: 2.5px solid var(--ink); } /* design-lint: divider */
.k-today { border-top: 2px dashed #2d63d8; margin-left: 10px; } /* design-lint: divider */
.payoff { width: 100%; height: auto; display: block; }
.pf-up { fill: rgba(15,148,102,.16); }
.pf-dn { fill: rgba(200,52,74,.13); }
.pf-zero { stroke: rgba(11,42,79,.45); stroke-width: 1; }
.pf-spot { stroke: rgba(45,99,216,.55); stroke-width: 1; stroke-dasharray: 3 4; }
.pf-tick { stroke: rgba(11,42,79,.5); stroke-width: 1.2; }
.pf-ax { font: 500 11px var(--sans); fill: #5a7196; }
.pf-line { fill: none; stroke: var(--ink); stroke-width: 2.4; stroke-linejoin: round; }
.pf-today { fill: none; stroke: #2d63d8; stroke-width: 1.6; stroke-dasharray: 5 4; }
.chart-foot { font-size: 13px; color: var(--ink-2); margin-top: 8px; line-height: 1.45; }
.strat-chart .note { margin-top: 14px; background: #e3edfd; border-radius: 16px; padding: 16px 20px; box-shadow: inset 0 0 0 1px rgba(45,99,216,.18); font-size: 15px; line-height: 1.5; }
.strat-figs h2 { font-size: 28px; margin-bottom: 14px; }
table.figs th { font-weight: 600; color: var(--ink-2); width: 46%; }
table.figs td { font-weight: 600; }
.strat-figs .btn { margin-top: 18px; width: 100%; }

/* pricing */
.tiers.two { grid-template-columns: repeat(2, 1fr); max-width: 820px; }
.compare-h { font-size: 36px; margin: 70px 0 18px; }
.compare-table td { text-align: center; }
.compare-table thead th:not(:first-child) { text-align: center; }

/* demo form */
.demo-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: start; }
.demo-grid .ticks { margin: 22px 0; font-size: 17px; }
.fine { font-size: 14px; color: var(--ink-2); line-height: 1.5; }
.fine a { color: var(--accent); }
.demo-form { background: #fff; border-radius: 26px; padding: 30px; box-shadow: var(--shadow-window); display: grid; gap: 16px; }
.demo-form label { display: grid; gap: 7px; font-weight: 600; font-size: 14px; }
.demo-form input, .demo-form select, .demo-form textarea { font: 16px var(--sans); color: var(--ink); background: #f4f7fc; border: 1px solid rgba(11,42,79,.15); border-radius: 12px; padding: 12px 14px; width: 100%; }
.demo-form input:focus, .demo-form select:focus, .demo-form textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; background: #fff; }
.demo-form .f2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.demo-form .check { display: flex; gap: 10px; align-items: flex-start; font-weight: 500; }
.demo-form .check input { width: 18px; height: 18px; margin-top: 1px; flex: none; }
.demo-form .btn { justify-self: start; }
.form-msg { font-size: 15px; font-weight: 600; min-height: 1.2em; }
.form-msg.err { color: var(--loss); }
.form-msg.ok { color: var(--profit); }
.news .form-msg { text-align: right; color: #cfe2fb; margin-top: 8px; font-size: 14px; }
.news label a { color: #cfe2fb; }

/* footer additions */
.foot-blurb { font-size: 13px; line-height: 1.45; color: var(--ink-2); margin-top: 12px; max-width: 220px; }
.foot-card .contact .mail { font-weight: 600; }
.risk { font-size: 12.5px; color: #93a8c9; margin-top: 18px; line-height: 1.5; max-width: 980px; }
.risk a { color: #cfe2fb; }

@media (max-width: 1100px) {
  .feature-hero .fh-grid, .article-head-grid, .demo-grid, .lt-grid, .strat-grid { grid-template-columns: 1fr; gap: 30px; }
  .article-grid { grid-template-columns: 1fr; }
  .toc-side { position: static; }
  .grid4 { grid-template-columns: repeat(2, 1fr); }
  .rel-grid, .fcard-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .fcard-grid, .fcard-grid.two, .rel-grid, .grid4, .tiers.two { grid-template-columns: 1fr; }
  .frow { grid-template-columns: 1fr; gap: 22px; }
  .frow.flip > div:first-child { order: 0; }
  .frow h2, .lt-grid h2 { font-size: 30px; }
  .demo-form .f2 { grid-template-columns: 1fr; }
  .demo-form { padding: 22px; }
  .page-hero { padding-top: 30px; }
  .page-hero .lede { font-size: 17px; }
  .prose { font-size: 16.5px; }
  .prose h2 { font-size: 27px; }
  .news label, .news .form-msg { text-align: left; }
  .compare-h { font-size: 28px; }
}

/* guide ticket art on narrow screens: full card width, taller card, tighter type */
@media (max-width: 900px) {
  .post .art:has(.guide-art), .grid3 .post .art:has(.guide-art), .grid4 .post .art:has(.guide-art) { aspect-ratio: 4 / 3; }
  .grid2 .tk, .grid4 .tk, .tk { inset: 12px 12px 44px; padding: 10px 12px; font-size: 11px; gap: 4px; }
  .tk-leg { grid-template-columns: 34px 26px 1fr 52px; gap: 4px; }
  .tk-figs { gap: 12px; font-size: 11px; }
  .tk-top { font-size: 10.5px; }
}