/* Cooper River Partners — landing page.
   Palette and type system are locked (see design spec). Most layout styles are
   inline in index.html, faithful to the Claude Design export; this file carries
   tokens, states (hover/focus), keyframes, and media queries. */

:root {
  --ground: #F4F2EC;
  --ink: #1A1A17;
  --ink-soft: #5A574E;
  --anchor: #101D28;
  --brass: #907A4E;
  --brass-lift: #B49A66;
  --hair: rgba(26,26,23,.14);
  --ground-soft: rgba(244,242,236,.70);
  --anchor-hair: rgba(244,242,236,.13);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--ground); -webkit-font-smoothing: antialiased; }
a { color: var(--brass); }
a:hover { color: var(--ink); }
::selection { background: var(--brass-lift); color: var(--anchor); }
:focus-visible { outline: 2px solid var(--brass-lift); outline-offset: 3px; }

/* Entry motion */
@keyframes cr-rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes cr-rise-sm { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.cr-in { animation: cr-rise .62s cubic-bezier(.22,1,.36,1) both; }
.cr-in-sm { animation: cr-rise-sm .5s cubic-bezier(.22,1,.36,1) both; }

/* Investor rail */
@keyframes cr-rail { from { transform: translate3d(0,0,0); } to { transform: translate3d(-50%,0,0); } }
[data-rail]:hover [data-rail-track], [data-rail]:focus-within [data-rail-track] { animation-play-state: paused; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .cr-in, .cr-in-sm { animation: none; }
  [data-rail-track] { animation: none; }
  [data-rail] { overflow-x: auto; }
}

/* Skip link */
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 300;
  background: var(--ground); color: var(--anchor); padding: 14px 22px;
  font-family: 'IBM Plex Mono', monospace; font-size: 12px; letter-spacing: .13em;
  text-transform: uppercase; text-decoration: none;
}
.skip-link:focus { left: 16px; top: 16px; }

/* Navigation */
.nav-link {
  font-family: 'IBM Plex Mono', monospace; font-size: 11.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--ground-soft); text-decoration: none;
  padding: 8px 0; white-space: nowrap; border-bottom: 1px solid transparent;
  transition: color .3s ease, border-color .3s ease;
}
.nav-link:hover { color: var(--brass-lift); }

.foot-link {
  font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--ink-soft); text-decoration: none;
}
.foot-link:hover { color: var(--brass); }

/* For Owners */
.owner-title { font-family: 'Newsreader', Georgia, serif; font-weight: 400; font-size: clamp(20px,2.2vw,26px); line-height: 1.2; color: var(--ink); margin: 0 0 10px; }
.owner-body { font-family: 'Inter', system-ui, sans-serif; font-size: 14.5px; line-height: 1.6; color: var(--ink-soft); margin: 0; }

/* Criteria */
.criteria-grid { display: grid; grid-template-columns: minmax(0,1.55fr) minmax(240px,.85fr); gap: clamp(32px,5vw,72px); align-items: start; }
@media (max-width: 719px) { .criteria-grid { grid-template-columns: 1fr; } }

.criteria-row {
  position: relative; display: grid; grid-template-columns: 64px minmax(0,1fr);
  gap: 8px 12px; border-top: 1px solid var(--hair); padding: 24px 0 26px; outline-offset: 6px;
}
.criteria-row [data-rule] { position: absolute; top: -1px; left: 0; height: 1px; width: 0; background: var(--brass); transition: width .38s cubic-bezier(.22,1,.36,1); }
.criteria-num { font-family: 'IBM Plex Mono', monospace; font-size: 13px; letter-spacing: .14em; color: var(--brass); transition: transform .32s cubic-bezier(.22,1,.36,1), color .32s ease; display: inline-block; }
.criteria-title { font-family: 'IBM Plex Mono', monospace; font-weight: 500; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink); margin: 0; }
.criteria-body { grid-column: 2; font-family: 'Inter', system-ui, sans-serif; font-size: 15px; line-height: 1.6; color: var(--ink-soft); margin: 0; max-width: 56ch; transition: color .32s ease; }

.provisional-pill {
  flex: none; border: 1px solid var(--brass); border-radius: 999px; padding: 4px 12px;
  font-family: 'IBM Plex Mono', monospace; font-size: 10px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--brass);
}
.provisional-note { font-family: 'IBM Plex Mono', monospace; font-size: 11.5px; letter-spacing: .06em; line-height: 1.6; color: var(--ink-soft); margin: 0 0 22px; }

.notfit-line { display: flex; gap: 12px; font-family: 'Inter', system-ui, sans-serif; font-size: 14.5px; line-height: 1.55; color: var(--ink-soft); }

/* Process */
.process-grid { display: grid; grid-template-columns: 1fr; gap: clamp(28px,3.5vw,44px); }
@media (min-width: 620px) { .process-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) { .process-grid { grid-template-columns: repeat(4, 1fr); } }

.process-step { position: relative; border-top: 1px solid var(--hair); padding-top: 20px; outline-offset: 6px; }
.process-step [data-line] { position: absolute; top: -1px; left: 0; height: 1px; width: 0; background: var(--brass); transition: width .46s cubic-bezier(.22,1,.36,1); }
.process-step [data-tick] { position: absolute; top: -1px; right: -6px; width: 1px; height: 0; background: var(--brass); transition: height .46s cubic-bezier(.22,1,.36,1); }
.process-num { font-family: 'IBM Plex Mono', monospace; font-size: 13px; letter-spacing: .14em; color: var(--brass); margin-bottom: 14px; transition: color .3s ease; }
.process-title { font-family: 'IBM Plex Mono', monospace; font-weight: 400; font-size: 12.5px; letter-spacing: .14em; text-transform: uppercase; line-height: 1.5; color: var(--ink); margin: 0; }

/* Partners */
.partner-name { font-family: 'Newsreader', Georgia, serif; font-weight: 400; font-size: clamp(24px,2.8vw,32px); line-height: 1.1; color: var(--ink); margin: 0 0 12px; }
.partner-role { font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: .15em; text-transform: uppercase; color: var(--brass); margin-bottom: 22px; }
.partner-mail { position: relative; display: inline-flex; align-items: baseline; gap: 8px; padding-bottom: 6px; outline-offset: 6px; text-decoration: none; }
.partner-mail [data-line] { position: absolute; left: 0; bottom: 0; height: 1px; width: 0; background: var(--brass); transition: width .38s cubic-bezier(.22,1,.36,1); }
.partner-mail [data-datum] { position: absolute; left: -20px; bottom: 0; height: 1px; width: 0; background: var(--brass); opacity: .55; transition: width .5s cubic-bezier(.22,1,.36,1); }
.mail-arrow { font-family: 'IBM Plex Mono', monospace; font-size: 12px; color: var(--brass); opacity: 0; transform: translateX(-4px); transition: opacity .3s ease, transform .3s cubic-bezier(.22,1,.36,1); }

/* Investor rail slots (markup generated by script.js) */
.inv-slot { flex: none; display: flex; align-items: baseline; gap: 14px; padding: 0 clamp(28px,4vw,54px); border-left: 1px solid var(--hair); }
.inv-num { font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: .12em; color: var(--brass); flex: none; }
.inv-name { display: block; font-family: 'Newsreader', Georgia, serif; font-weight: 400; font-size: clamp(17px,1.9vw,22px); line-height: 1.2; color: var(--ink); white-space: nowrap; }
.inv-note { display: block; margin-top: 5px; font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; letter-spacing: .13em; text-transform: uppercase; color: var(--ink-soft); white-space: nowrap; }

/* Contact */
.contact-card { position: relative; display: block; border-top: 1px solid var(--anchor-hair); padding-top: 20px; outline-offset: 6px; text-decoration: none; }
.contact-card [data-line] { position: absolute; top: -1px; left: 0; height: 1px; width: 0; background: var(--brass-lift); transition: width .38s cubic-bezier(.22,1,.36,1); }
.contact-name { font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: .15em; text-transform: uppercase; color: var(--brass-lift); margin-bottom: 12px; }
.contact-addr { font-family: 'IBM Plex Mono', monospace; font-size: 12.5px; letter-spacing: .08em; color: var(--ground-soft); }