/* coleggo.com: same "paper on a desk" look as the app. Square corners, ink on paper.
   Night mode (the app's charcoal-blue palette) is kept here but switched by <html data-theme="...">:
   "light" = always day (current), "auto" = follow the visitor's device, "dark" = always night. */
:root {
  --desk: #e7e4dc; --desk-grid: rgba(40, 35, 25, .05); --paper: #fbfaf6; --ink: #1b1b1a; --ink-soft: #55534e;
  --rule: #d9d5cb; --rule-strong: #1b1b1a; --accent: #1b1b1a; --accent-ink: #fbfaf6; --note: #f4e48c; --note-ink: #3a3410; --error: #b42318;
  --shadow: 0 1px 0 rgba(30, 25, 15, .06), 0 6px 18px -10px rgba(30, 25, 15, .25);
  --mono: "Courier Prime", "Courier New", monospace; --sans: "Libre Franklin", "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] {
    --desk: #1d2125; --desk-grid: rgba(166, 197, 226, .03); --paper: #22272b; --ink: #c7d1db; --ink-soft: #9fadbc;
    --rule: #38414a; --rule-strong: #596773; --accent: #579dff; --accent-ink: #1d2125; --note: #533f04; --note-ink: #f8e6a0; --error: #f87168;
    --shadow: 0 1px 1px rgba(3, 4, 4, .5), 0 0 1px rgba(3, 4, 4, .5);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --desk: #1d2125; --desk-grid: rgba(166, 197, 226, .03); --paper: #22272b; --ink: #c7d1db; --ink-soft: #9fadbc;
  --rule: #38414a; --rule-strong: #596773; --accent: #579dff; --accent-ink: #1d2125; --note: #533f04; --note-ink: #f8e6a0; --error: #f87168;
  --shadow: 0 1px 1px rgba(3, 4, 4, .5), 0 0 1px rgba(3, 4, 4, .5);
  color-scheme: dark;
}

* { box-sizing: border-box; border-radius: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
body {
  margin: 0; font: 16px/1.6 var(--sans); color: var(--ink); background-color: var(--desk);
  background-image: linear-gradient(var(--desk-grid) 1px, transparent 1px), linear-gradient(90deg, var(--desk-grid) 1px, transparent 1px);
  background-size: 28px 28px;
}
a { color: var(--ink); text-underline-offset: 3px; }
h1, h2, h3 { font-weight: 700; letter-spacing: -.015em; line-height: 1.15; margin: 0 0 1rem; }
h1 { font-size: clamp(2.4rem, 6vw, 4rem); }
h2 { font-size: 1.7rem; }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1rem; }
.label { font: .74rem var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-soft); margin: 0 0 .5rem; }
.muted { color: var(--ink-soft); }
.small { font-size: .85rem; }
.row { display: flex; gap: .8rem; flex-wrap: wrap; }

/* Top bar */
.topbar { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 2rem; padding: .9rem 1.5rem; background: var(--paper); border-bottom: 1px solid var(--rule-strong); }
.brand { font: 700 1rem var(--mono); letter-spacing: .2em; text-transform: uppercase; text-decoration: none; color: var(--ink); }
.topbar nav { margin-left: auto; display: flex; align-items: center; gap: 1.5rem; font: .78rem var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.topbar nav a { text-decoration: none; color: var(--ink-soft); }
.topbar nav a:hover { color: var(--ink); }
.topbar nav .nav-cta { color: var(--accent-ink); background: var(--accent); padding: .45rem .8rem; }
.topbar nav .nav-cta:hover { color: var(--accent-ink); filter: brightness(1.1); }

main { max-width: 1080px; margin: 0 auto; padding: 3rem 1.25rem 4rem; display: flex; flex-direction: column; gap: 2.5rem; }

/* Buttons */
.button, button { font: 600 .95rem var(--sans); cursor: pointer; display: inline-block; text-decoration: none; text-align: center;
  background: var(--accent); color: var(--accent-ink); border: 1px solid var(--accent); padding: .75rem 1.4rem; }
.button:hover, button:hover { filter: brightness(1.12); }
.button.secondary { background: transparent; color: var(--ink); border-color: var(--rule-strong); }
.button.secondary:hover { background: var(--paper); filter: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Sheets of paper */
.sheet { background: var(--paper); border: 1px solid var(--rule); box-shadow: var(--shadow); padding: 2.25rem; }
.narrow { max-width: 620px; width: 100%; margin: 0 auto; }

/* Hero */
.hero { display: grid; grid-template-columns: 1fr 1.25fr; gap: 3rem; align-items: center; padding: 1rem 0 1.5rem; }
.lead { font-size: 1.12rem; color: var(--ink-soft); max-width: 34rem; margin-bottom: 1.6rem; }

/* Screenshots: pinned to the desk */
.shot { position: relative; margin: 0; background: var(--paper); border: 1px solid var(--rule); box-shadow: var(--shadow); padding: .6rem; }
.shot img { display: block; width: 100%; height: auto; border: 1px solid var(--rule); }
.hero-shot { transform: rotate(.6deg); }
.clip { position: absolute; top: -16px; left: 28px; width: 18px; height: 36px; border: 2px solid var(--ink-soft); border-radius: 9px; transform: rotate(-8deg); }
.clip::after { content: ""; position: absolute; left: 3px; right: 3px; top: 5px; bottom: 9px; border: 2px solid var(--ink-soft); border-radius: 6px; border-bottom: 0; }

/* Folder tabs and slides */
.folder-tabs { display: flex; gap: .25rem; flex-wrap: wrap; margin: 1.5rem 0 0; border-bottom: 1px solid var(--rule-strong); padding-left: .4rem; }
.folder-tabs button {
  font: 500 .85rem var(--sans); color: var(--ink-soft); padding: .55rem .9rem; margin-bottom: -1px;
  background: color-mix(in srgb, var(--paper) 70%, var(--desk)); border: 1px solid var(--rule); border-bottom: 0; border-top: 3px solid var(--dept);
}
.folder-tabs button:hover { filter: none; color: var(--ink); background: var(--paper); }
.folder-tabs button[aria-selected="true"] { background: var(--paper); color: var(--ink); border-color: var(--rule-strong); border-top: 3px solid var(--dept); border-bottom: 1px solid var(--paper); position: relative; z-index: 1; }
.slides { padding-top: 1.75rem; }
.slide { display: grid; grid-template-columns: 1.6fr 1fr; gap: 2rem; align-items: center; }
.slide[hidden] { display: none; }
.slide-text p { color: var(--ink-soft); font-size: 1.05rem; }
.slide-nav { display: flex; gap: .5rem; justify-content: flex-end; margin-top: 1.25rem; }
.arrow { width: 42px; height: 42px; padding: 0; font: 400 1.5rem/1 var(--sans); background: transparent; color: var(--ink); border: 1px solid var(--rule-strong); }
.arrow:hover { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); filter: none; }

/* Pricing */
.plans { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin-top: 1.5rem; }
.plan { border: 1px solid var(--rule); padding: 1.5rem; background: var(--paper); }
.plan + .plan { border-top: 4px solid var(--accent); }
.price { font: 700 2.4rem var(--sans); margin: .2rem 0 .6rem; color: var(--ink); }
.price small { font: .8rem var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-soft); }
.calc { margin-top: 1.5rem; display: flex; align-items: flex-end; gap: 1.5rem; flex-wrap: wrap; }
.calc label { display: flex; flex-direction: column; gap: .3rem; font-size: .9rem; color: var(--ink-soft); }
.calc input { width: 10rem; }
.calc-result { margin: 0; font: 700 1.1rem var(--sans); }

/* Form */
.stack { display: flex; flex-direction: column; gap: 1.1rem; margin-top: 1.25rem; }
.stack label { display: flex; flex-direction: column; gap: .3rem; font-size: .9rem; color: var(--ink-soft); }
input, select { font: inherit; font-size: 1rem; color: var(--ink); background: transparent; border: 0; border-bottom: 1px solid var(--ink-soft); padding: .4rem 0; }
input:focus, select:focus { outline: none; border-color: var(--ink); box-shadow: 0 1px 0 var(--ink); }
select option { background: var(--paper); color: var(--ink); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.note { background: var(--note); color: var(--note-ink); padding: .7rem 1rem; font: .9rem var(--mono); transform: rotate(-.6deg); }
.error { color: var(--error); border-left: 3px solid var(--error); padding-left: .7rem; }

/* Footer */
.footer { display: flex; gap: 2rem; justify-content: center; flex-wrap: wrap; padding: 2rem 1.25rem 3rem; border-top: 1px solid var(--rule); font-size: .85rem; }

@media (max-width: 820px) {
  .hero, .slide, .plans { grid-template-columns: 1fr; }
  .hero { gap: 2rem; }
  .sheet { padding: 1.4rem; }
  .topbar { gap: 1rem; padding: .8rem 1rem; }
  .topbar nav { gap: .9rem; font-size: .7rem; }
  .topbar nav a:not(.nav-cta) { display: none; }
  .folder-tabs { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
  .folder-tabs button { flex: none; }
}
[hidden] { display: none !important; }

/* Owner page */
.inline { display: inline; margin: 0; }
button.link { background: none; border: 0; padding: 0; font: .78rem var(--mono); letter-spacing: .07em; text-transform: uppercase; color: var(--ink-soft); cursor: pointer; }
button.link:hover { color: var(--ink); filter: none; }
button.link.danger { color: var(--error); text-transform: none; letter-spacing: 0; font: inherit; }
.owner-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; }
.table-wrap { overflow-x: auto; margin-top: 1rem; }
.owner-table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.owner-table th { text-align: left; font: .7rem var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-soft); padding: .5rem .75rem .5rem 0; border-bottom: 1px solid var(--rule-strong); white-space: nowrap; }
.owner-table td { padding: .6rem .75rem .6rem 0; border-bottom: 1px solid var(--rule); white-space: nowrap; }
.mono { font-family: var(--mono); font-size: .85rem; }

/* Latin motto under the slogan */
.motto { font: italic 400 clamp(1.1rem, 2.2vw, 1.45rem) var(--sans); color: var(--ink-soft); margin: -.4rem 0 1.4rem; letter-spacing: .01em; }

/* Four plans */
.plans { grid-template-columns: repeat(4, 1fr); }
.plan + .plan { border-top: 1px solid var(--rule); }
.plan.featured { border-top: 4px solid var(--accent); }
.plans-note { margin: 1rem 0 0; font-size: .92rem; }
@media (max-width: 980px) { .plans { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .plans { grid-template-columns: 1fr; } }
.plan, .plan + .plan { border-top: 4px solid var(--rule); }
.plan.featured { border-top-color: var(--accent); }