:root {
  --paper: #f4ead8;
  --ink: #1d2826;
  --pine: #23483e;
  --blue: #264a70;
  --clay: #a64f33;
  --gold: #bd862d;
  --line: rgba(29, 40, 38, .25);
  --serif: Iowan Old Style, Palatino Linotype, Book Antiqua, Palatino, Georgia, serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { min-height: 100%; background: var(--paper); }
body { min-height: 100%; margin: 0; color: var(--ink); font-family: var(--sans); }
a { color: inherit; }
a:focus-visible { outline: 3px solid var(--clay); outline-offset: 4px; }

.home-scene {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(320px, 43vw) minmax(380px, 1fr);
  grid-template-rows: auto 1fr auto;
  min-height: 100svh;
  overflow: hidden;
  background: #efe3ce;
}
.home-art { position: absolute; z-index: -3; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; pointer-events: none; }
.home-wash { position: absolute; z-index: -2; inset: 0; pointer-events: none; background: linear-gradient(90deg, rgba(248,242,229,.95) 0%, rgba(248,242,229,.86) 30%, rgba(248,242,229,.25) 55%, rgba(248,242,229,.03) 75%); -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 48%, rgba(0,0,0,.43) 75%, transparent 100%); mask-image: linear-gradient(180deg, #000 0%, #000 48%, rgba(0,0,0,.43) 75%, transparent 100%); }
.site-nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; width: min(100% - 80px, 1540px); margin: 0 auto; padding: 31px 0; }
.home-nav { grid-column: 1 / -1; }
.brand-lockup { display: flex; align-items: baseline; gap: .55rem; }
.wordmark { color: var(--pine); font-family: var(--serif); font-size: 1.2rem; font-weight: 800; letter-spacing: .12em; text-decoration: none; }
.brand-link { color: rgba(29, 40, 38, .67); font-size: .68rem; font-weight: 760; letter-spacing: .15em; text-decoration: none; text-transform: uppercase; }
.brand-link:hover { color: var(--clay); }
.nav-note, .home-footer { margin: 0; color: rgba(29, 40, 38, .65); font: italic .92rem/1.2 var(--serif); }
.home-copy { align-self: center; grid-column: 1; width: min(100% - 80px, 620px); margin: 0 auto; padding: 32px 0 42px; }
.eyebrow { margin: 0; color: var(--clay); font-size: .68rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.home-copy h1 { max-width: 7.1ch; margin: 14px 0 20px; color: #1a322c; font-family: var(--serif); font-size: clamp(4.3rem, 7.1vw, 8.5rem); font-weight: 400; letter-spacing: -.09em; line-height: .82; }
.home-copy h1 em { color: var(--clay); font-style: italic; }
.lede { max-width: 40ch; margin: 0; color: #33443d; font-size: clamp(1rem, 1.18vw, 1.18rem); line-height: 1.58; }
.lane-nav { align-self: end; grid-column: 1; display: grid; width: min(100% - 80px, 620px); margin: 0 auto 46px; border-top: 1px solid rgba(29, 40, 38, .42); }
.lane-nav a { position: relative; display: grid; grid-template-columns: 35px minmax(0, 1fr) 28px; column-gap: 12px; padding: 13px 0 14px; border-bottom: 1px solid rgba(29, 40, 38, .23); color: inherit; text-decoration: none; transition: padding .18s ease, color .18s ease; }
.lane-nav a:hover { padding-left: 10px; color: var(--clay); }
.lane-nav span { grid-row: 1 / 3; color: rgba(29, 40, 38, .61); font: .78rem/1.3 var(--serif); }
.lane-nav b { font-family: var(--serif); font-size: 1.2rem; font-weight: 500; letter-spacing: -.02em; }
.lane-nav small { grid-column: 2; color: rgba(29, 40, 38, .68); font-size: .75rem; line-height: 1.25; }
.lane-nav i { grid-column: 3; grid-row: 1 / 3; align-self: center; color: var(--clay); font-size: 1.25rem; font-style: normal; text-align: right; }
.home-footer { grid-column: 1 / -1; width: min(100% - 80px, 1540px); margin: 0 auto; padding: 0 0 26px; font-size: .8rem; }

@media (min-width: 861px) {
  .home-scene { display: block; }
  .home-nav { position: absolute; top: 0; right: 0; left: 0; z-index: 2; }
  .home-nav .nav-note { display: none; }
  .home-copy { position: absolute; top: clamp(88px, 16vh, 142px); left: max(40px, calc((100vw - 1540px) / 2)); width: min(43vw, 620px); margin: 0; padding: 12px 0 20px; }
  .lane-nav { position: absolute; z-index: 3; top: 32px; right: 4%; left: 35%; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); width: auto; margin: 0; border-top: 0; }
  .lane-nav a { grid-template-columns: minmax(0, 1fr) 18px; padding: 3px 12px; border-bottom: 0; border-left: 1px solid rgba(29, 40, 38, .24); text-shadow: 0 1px 0 rgba(248,242,229,.45); }
  .lane-nav a:first-child { border-left: 0; }
  .lane-nav a:hover { padding-left: 16px; }
  .lane-nav span, .lane-nav small { display: none; }
  .lane-nav b { align-self: center; font-size: .88rem; line-height: 1.1; }
  .lane-nav i { grid-column: 2; grid-row: 1; align-self: center; font-size: 1rem; }
  .home-footer { position: absolute; right: 0; bottom: 0; left: 0; width: min(100% - 80px, 1540px); padding-bottom: 20px; }
}

.lane-page { --scene: url('assets/field-guide/captain-variations/team_v10_schoolroom_chalkboard.png'); background: #e9dcc5; }
.lane-page--texas { --scene: url('assets/field-guide/captain-variations/team_v15_mountain_overlook.png'); }
.lane-page--money { --scene: url('assets/field-guide/captain-variations/team_v11_meadow_map_spread.png'); }
.lane-page--ai { --scene: url('assets/field-guide/captain-variations/team_v36_observation_cosmic.png'); }
.lane-page--about { --scene: url('assets/field-guide/captain-variations/team_v7_rooftop_moonrise.png'); }
.lane-scene { position: relative; isolation: isolate; min-height: 100svh; overflow: clip; }
.lane-scene::before { position: fixed; z-index: -3; inset: 0; background: #e9dcc5 var(--scene) center / cover no-repeat; content: ""; }
.lane-scene::after { position: fixed; z-index: -2; inset: 0; pointer-events: none; background: linear-gradient(90deg, rgba(246,239,224,.96) 0%, rgba(246,239,224,.84) 31%, rgba(246,239,224,.2) 62%, rgba(246,239,224,.06) 100%); content: ""; }
.lane-page--ai .lane-scene::after { background: linear-gradient(90deg, rgba(241,235,219,.97) 0%, rgba(241,235,219,.88) 37%, rgba(241,235,219,.24) 67%, rgba(241,235,219,.04) 100%); }
.lane-page--texas .lane-scene::after { background: linear-gradient(90deg, rgba(247,240,224,.97) 0%, rgba(247,240,224,.82) 34%, rgba(247,240,224,.23) 68%, rgba(247,240,224,.04) 100%); }
.lane-page--about .lane-scene::after { background: linear-gradient(90deg, rgba(246,239,224,.985) 0%, rgba(246,239,224,.95) 50%, rgba(246,239,224,.7) 64%, rgba(246,239,224,.16) 83%, rgba(246,239,224,.03) 100%); }
.lane-page .site-nav { position: relative; width: min(100% - 80px, 1540px); padding-bottom: 18px; }
.back-link { color: var(--pine); font-size: .72rem; font-weight: 780; letter-spacing: .11em; text-decoration: none; text-transform: uppercase; }
.back-link:hover { color: var(--clay); }
.lane-content { position: relative; display: grid; grid-template-columns: minmax(300px, 620px) minmax(280px, 1fr); gap: 8vw; width: min(100% - 80px, 1540px); margin: 0 auto; padding: clamp(32px, 8vh, 100px) 0 54px; }
.lane-intro { align-self: start; }
.lane-intro h1 { max-width: 8ch; margin: 13px 0 20px; color: #19332c; font-family: var(--serif); font-size: clamp(4rem, 6.7vw, 7.8rem); font-weight: 400; letter-spacing: -.085em; line-height: .83; }
.lane-intro h1 em { color: var(--clay); font-style: italic; }
.lane-intro .lede { max-width: 43ch; }
.lane-promise { max-width: 42ch; margin: 29px 0 0; padding-top: 15px; border-top: 1px solid var(--line); color: #37453e; font: italic .94rem/1.45 var(--serif); }
.course-panel { align-self: start; border: 1px solid rgba(29,40,38,.27); background: rgba(251,247,237,.73); box-shadow: 0 20px 70px rgba(61, 51, 33, .11); backdrop-filter: blur(12px); }
.course-panel__head { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; padding: 19px 20px 16px; border-bottom: 1px solid var(--line); }
.course-panel__head h2 { margin: 0; color: var(--pine); font: 400 1.48rem/1 var(--serif); letter-spacing: -.035em; }
.course-count { margin: 0; color: #59655d; font-size: .66rem; font-weight: 780; letter-spacing: .12em; text-align: right; text-transform: uppercase; }
.course-list { margin: 0; padding: 0; list-style: none; }
.course-row { border-bottom: 1px solid rgba(29,40,38,.18); }
.course-row:last-child { border-bottom: 0; }
.course-row a { display: grid; grid-template-columns: 29px minmax(0, 1fr) 20px; column-gap: 10px; padding: 15px 16px; color: inherit; text-decoration: none; transition: background .18s ease, color .18s ease; }
.course-row a:hover { background: rgba(166,79,51,.08); color: var(--clay); }
.course-number { color: #6e786f; font: .78rem/1.35 var(--serif); }
.course-name { font-family: var(--serif); font-size: 1.18rem; font-weight: 500; letter-spacing: -.025em; line-height: 1.1; }
.course-tagline { grid-column: 2; margin-top: 4px; color: #526058; font-size: .76rem; line-height: 1.35; }
.course-arrow { grid-column: 3; grid-row: 1 / 3; align-self: center; color: var(--clay); font-size: 1.13rem; text-align: right; }
.course-panel__foot { margin: 0; padding: 14px 18px 16px; border-top: 1px solid var(--line); color: #516057; font-size: .74rem; line-height: 1.4; }
.lane-footer { position: relative; width: min(100% - 80px, 1540px); margin: 0 auto; padding: 0 0 25px; color: #506057; font: italic .77rem/1.3 var(--serif); }
.about-content { position: relative; width: min(100% - 80px, 640px); margin: 0 0 0 max(40px, calc((100vw - 1540px) / 2)); padding: clamp(42px, 11vh, 130px) 0 68px; }
.about-intro h1 { max-width: 8.2ch; margin: 13px 0 20px; color: #19332c; font-family: var(--serif); font-size: clamp(3.8rem, 6.2vw, 7rem); font-weight: 400; letter-spacing: -.085em; line-height: .83; }
.about-intro h1 em { color: var(--clay); font-style: italic; }
.about-story { max-width: 590px; margin-top: 40px; padding: 7px 0 0 28px; border-left: 1px solid rgba(29,40,38,.42); }
.about-story blockquote { max-width: 18ch; margin: 0 0 28px; color: var(--pine); font: italic clamp(2rem, 3vw, 3.25rem)/.96 var(--serif); letter-spacing: -.055em; }
.about-story p { max-width: 57ch; margin: 0 0 17px; color: #33443d; font-size: clamp(.94rem, 1.08vw, 1.08rem); line-height: 1.6; }
.about-story .about-signoff { margin-top: 26px; color: var(--clay); font: italic 1rem/1.3 var(--serif); }

@media (max-width: 860px) {
  .home-scene { display: flex; flex-direction: column; min-height: 100svh; }
  .home-art { object-position: 57% center; }
  .home-wash { background: linear-gradient(180deg, rgba(248,242,229,.98) 0%, rgba(248,242,229,.91) 38%, rgba(248,242,229,.72) 70%, rgba(248,242,229,.76) 100%); -webkit-mask-image: none; mask-image: none; }
  .site-nav, .home-copy, .lane-nav, .home-footer, .lane-page .site-nav, .lane-content, .lane-footer { width: min(100% - 40px, 620px); }
  .site-nav { padding: 21px 0; }
  .home-copy { margin: 4vh auto 0; padding: 20px 0; }
  .home-copy h1 { max-width: 7.5ch; font-size: clamp(3.8rem, 16vw, 6.1rem); }
  .home-footer { display: none; }
  .lane-nav { margin: auto auto 20px; }
  .lane-content { display: block; padding: 52px 0 30px; }
  .lane-intro h1 { font-size: clamp(3.8rem, 15vw, 6rem); }
  .lane-intro .lede { font-size: .98rem; }
  .lane-promise { margin-bottom: 30px; }
  .lane-scene::before { background-position: 66% center; }
  .lane-scene::after, .lane-page--ai .lane-scene::after, .lane-page--texas .lane-scene::after { background: linear-gradient(180deg, rgba(247,240,224,.96) 0%, rgba(247,240,224,.85) 32%, rgba(247,240,224,.55) 62%, rgba(247,240,224,.28) 100%); }
  .course-panel { background: rgba(250,246,237,.82); }
}

@media (max-width: 450px) {
  .nav-note { display: none; }
  .home-copy h1 { font-size: clamp(3.7rem, 17vw, 5.2rem); }
  .lane-nav a { padding: 11px 0; }
  .lane-nav b { font-size: 1.08rem; }
  .course-panel__head { padding: 17px 15px 14px; }
  .course-row a { padding: 13px 14px; }
}

@media (max-width: 860px) {
  .about-content { width: min(100% - 40px, 620px); margin: 0 auto; padding: 66px 0 44px; }
  .about-intro h1 { font-size: clamp(3.8rem, 15vw, 6rem); }
  .about-story { margin-top: 36px; padding-left: 18px; }
  .about-story blockquote { font-size: clamp(2rem, 10vw, 3rem); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}