/* The Signup Sheet — mobile-first stylesheet. No build step; plain CSS with
   custom properties and a prefers-color-scheme dark theme. */

:root {
  --bg: #f6f8f8;
  --surface: #ffffff;
  --surface-2: #eef2f2;
  --text: #17242a;
  --muted: #5b6b72;
  --border: #d9e0e0;
  --primary: #155e63;
  --primary-ink: #ffffff;
  --primary-600: #0f4a4e;
  --accent: #e8a33d;
  --danger: #b3261e;
  --ok: #1f7a4d;
  --warn: #8a6d1a;
  --radius: 12px;
  --radius-sm: 8px;
  --wrap: 68rem;
  --shadow: 0 1px 2px rgba(16, 33, 38, .06), 0 4px 16px rgba(16, 33, 38, .06);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1120;
    --surface: #111a2b;
    --surface-2: #16223a;
    --text: #e8eef2;
    --muted: #9fb0bb;
    --border: #24334b;
    --primary: #3fb0b3;
    --primary-ink: #04222a;
    --primary-600: #57c2c4;
    --danger: #f2645a;
    --ok: #4cc38a;
    --warn: #e0b64b;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 6px 20px rgba(0, 0, 0, .35);
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(1.7rem, 4vw, 2.6rem); margin: 0 0 .5rem; }
h2 { font-size: clamp(1.3rem, 3vw, 1.7rem); }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
p { margin: 0 0 1rem; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 1.1rem; }
.narrow { max-width: 34rem; }
.muted { color: var(--muted); }
.small { font-size: .9rem; }

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--primary); color: var(--primary-ink); padding: .5rem .8rem; z-index: 100;
}
.skip-link:focus { left: .5rem; top: .5rem; }

/* Header / nav */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 20;
}
.header-inner { display: flex; align-items: center; gap: 1rem; min-height: 60px; }
.brand { display: inline-flex; align-items: center; gap: .5rem; font-weight: 800; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand-mark {
  display: inline-grid; place-items: center;
  width: 28px; height: 28px; border-radius: 8px;
  background: var(--primary); color: var(--primary-ink); font-size: 1rem; font-weight: 900;
}
.brand-name { font-size: 1.15rem; }

.nav-toggle { display: inline-flex; flex-direction: column; gap: 4px; margin-left: auto; cursor: pointer; padding: .5rem; }
.nav-toggle span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; }
.nav-toggle-cb:checked ~ .site-nav { display: flex; }

.site-nav { display: none; flex-direction: column; gap: .3rem; width: 100%; padding-bottom: .8rem; }
.site-nav a, .nav-logout { padding: .5rem 0; }
.site-nav a { color: var(--text); font-weight: 600; }
.site-nav a.active { color: var(--primary); }
.nav-strong { font-weight: 800 !important; }
.nav-cta {
  background: var(--primary); color: var(--primary-ink) !important;
  padding: .5rem .9rem !important; border-radius: var(--radius-sm); text-align: center;
}
.nav-cta:hover { background: var(--primary-600); text-decoration: none; }
.nav-logout { margin: 0; }
.linkbtn { background: none; border: 0; color: var(--primary); font: inherit; cursor: pointer; padding: 0; }
.linkbtn:hover { text-decoration: underline; }
.linkbtn-danger { color: var(--danger); }

@media (min-width: 720px) {
  .nav-toggle { display: none; }
  .site-nav {
    display: flex; flex-direction: row; align-items: center; gap: 1.1rem;
    width: auto; margin-left: auto; padding-bottom: 0;
  }
  .site-nav a, .nav-logout { padding: 0; }
}

/* Buttons */
.btn {
  display: inline-block; cursor: pointer; border: 1px solid transparent;
  border-radius: var(--radius-sm); font: inherit; font-weight: 700;
  padding: .55rem 1rem; text-align: center; transition: background .15s, border-color .15s;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--primary); color: var(--primary-ink); }
.btn-primary:hover { background: var(--primary-600); }
.btn-ghost { background: var(--surface); color: var(--text); border-color: var(--border); }
.btn-ghost:hover { background: var(--surface-2); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { filter: brightness(.94); }
.btn-lg { padding: .75rem 1.4rem; font-size: 1.05rem; }
.btn-sm { padding: .35rem .7rem; font-size: .9rem; }
.btn-block { display: block; width: 100%; }

/* Sections & prose */
.section { padding: 2.4rem 0; }
.section-title { text-align: center; margin-bottom: 1.6rem; }
.section-cta { text-align: center; margin-top: 2rem; }
.prose { padding: 2rem 1.1rem 3rem; }
.prose h2 { margin-top: 2rem; }
.lede { font-size: 1.15rem; color: var(--muted); }

/* Hero */
.hero { background: linear-gradient(180deg, var(--surface), var(--bg)); border-bottom: 1px solid var(--border); }
.hero-inner { padding: 3rem 1.1rem 2.6rem; text-align: center; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .7rem; justify-content: center; margin: 1.4rem 0 .6rem; }
.hero-note { color: var(--muted); font-size: .95rem; }

/* Steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
.step { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.3rem; box-shadow: var(--shadow); }
.step-num {
  display: inline-grid; place-items: center; width: 34px; height: 34px;
  border-radius: 50%; background: var(--primary); color: var(--primary-ink); font-weight: 800; margin-bottom: .6rem;
}
.step h3 { margin: .2rem 0 .3rem; }
.step p { margin: 0; color: var(--muted); }

/* Feature grid & cards */
.feature-grid, .card-grid { display: grid; gap: 1rem; }
.feature, .card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.3rem; box-shadow: var(--shadow); }
.feature h3, .card h2 { margin: 0 0 .4rem; }
.feature p, .card p { margin: 0; color: var(--muted); }

/* FAQ */
.faq { display: grid; gap: .6rem; max-width: 44rem; margin: 0 auto; }
.faq details { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .3rem 1rem; }
.faq summary { cursor: pointer; font-weight: 700; padding: .6rem 0; }
.faq details[open] summary { color: var(--primary); }
.faq p { margin: 0 0 .8rem; color: var(--muted); }

@media (min-width: 720px) {
  .steps { grid-template-columns: repeat(3, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Alerts */
.alert { border-radius: var(--radius-sm); padding: .8rem 1rem; margin: 0 0 1rem; border: 1px solid; }
.alert-error { background: color-mix(in srgb, var(--danger) 12%, var(--surface)); border-color: var(--danger); color: var(--danger); }
.alert-ok { background: color-mix(in srgb, var(--ok) 12%, var(--surface)); border-color: var(--ok); color: var(--ok); }
.alert-warn { background: color-mix(in srgb, var(--warn) 14%, var(--surface)); border-color: var(--warn); color: var(--warn); }

/* Forms */
.form { display: block; }
.auth { padding-top: 2rem; padding-bottom: 3rem; }
label { display: block; font-weight: 600; margin: 1rem 0 .3rem; }
input[type=text], input[type=email], input[type=password], input[type=number],
input[type=date], input[type=datetime-local], textarea, select {
  width: 100%; padding: .6rem .7rem; font: inherit; color: var(--text);
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm);
}
input:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: 1px; border-color: var(--primary); }
textarea { resize: vertical; }
.field-row { display: grid; gap: 0 1rem; }
.field { min-width: 0; }
.check { display: flex; align-items: center; gap: .5rem; font-weight: 600; margin-top: 1rem; }
.check input { width: auto; }
.form-actions { margin-top: 1.6rem; }
.form .btn-block { margin-top: 1.4rem; }
@media (min-width: 620px) {
  .field-row { grid-template-columns: 1fr 1fr; }
  .field-narrow { max-width: 12rem; }
  .field-row:has(.field-narrow) { grid-template-columns: auto 1fr; }
}

/* Sheet public view */
.sheet { padding: 1.8rem 1.1rem 3rem; }
.sheet-head { margin-bottom: 1.2rem; }
.sheet-meta { list-style: none; display: flex; flex-wrap: wrap; gap: .4rem 1rem; padding: 0; margin: .2rem 0 .6rem; color: var(--muted); }
.sheet-desc { max-width: 44rem; }
.slotlist { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; }
.slotlist-fs { border: 0; padding: 0; margin: 0 0 1.2rem; }
.slotlist-fs legend { font-weight: 700; font-size: 1.1rem; padding: 0; margin-bottom: .5rem; }
.slot {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: .8rem 1rem;
}
.slot-full { opacity: .7; }
.slot-choose { display: flex; align-items: flex-start; gap: .7rem; margin: 0; font-weight: 400; cursor: pointer; }
.slot-choose input { margin-top: .35rem; }
.slot-main { display: flex; flex-direction: column; }
.slot-title { font-weight: 700; }
.slot-time, .slot-note { color: var(--muted); font-size: .92rem; }
.slot-status { flex: none; }
.pill {
  display: inline-block; background: var(--surface-2); color: var(--muted);
  border-radius: 999px; padding: .15rem .6rem; font-size: .82rem; font-weight: 700; white-space: nowrap;
}
.pill-full { background: color-mix(in srgb, var(--danger) 16%, var(--surface)); color: var(--danger); }
.pill-ok { background: color-mix(in srgb, var(--ok) 16%, var(--surface)); color: var(--ok); }
.signup-form .btn { margin-top: .6rem; }

/* Signup success / cancel boxes */
.cancel-box { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.2rem; margin: 1.4rem 0; }
.cancel-box h2 { margin-top: 0; }
.cancel-url { word-break: break-all; }

/* Dashboard */
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.4rem; }
.page-head h1 { margin: 0; }
.page-head-actions { display: flex; flex-wrap: wrap; gap: .5rem; }
.sheet-cards { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
.sheet-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.1rem 1.2rem; box-shadow: var(--shadow);
  display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; justify-content: space-between;
}
.sheet-card h2 { margin: 0 0 .3rem; font-size: 1.2rem; }
.sheet-card-meta { display: flex; flex-wrap: wrap; gap: .4rem .9rem; align-items: center; margin: 0 0 .3rem; color: var(--muted); font-size: .92rem; }
.sheet-card-link { margin: 0; word-break: break-all; }
.sheet-card-actions { display: flex; flex-wrap: wrap; gap: .4rem; }
.empty { text-align: center; padding: 3rem 1rem; }
.empty p { color: var(--muted); }

/* Sheet form */
.sheet-form .form-subhead { margin-top: 2rem; }
.slot-rows { display: grid; gap: .6rem; margin: .6rem 0 1rem; }
.slot-row { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .6rem; }
.slot-row-grid { display: grid; gap: .5rem; grid-template-columns: 1fr; align-items: center; }
.slot-remove { justify-self: end; }
@media (min-width: 720px) {
  .slot-row-grid { grid-template-columns: 2fr 1.4fr .7fr .7fr 1.2fr auto; }
}

/* Manage */
.manage-controls { display: flex; flex-wrap: wrap; gap: 1rem; align-items: flex-start; margin: 1.2rem 0 2rem; }
.manage-controls form { margin: 0; }
.share-box { background: var(--surface-2); border-radius: var(--radius-sm); padding: .7rem 1rem; margin: 1rem 0; }
.share-url { word-break: break-all; }
.danger summary { cursor: pointer; color: var(--danger); font-weight: 700; }
.danger[open] { border: 1px solid var(--danger); border-radius: var(--radius-sm); padding: .6rem 1rem; }
.manage-slot { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem 1.1rem; margin-bottom: 1rem; box-shadow: var(--shadow); }
.manage-slot-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.manage-slot-head h2 { margin: 0; font-size: 1.15rem; }
.signup-table { width: 100%; border-collapse: collapse; margin-top: .6rem; font-size: .95rem; }
.signup-table th, .signup-table td { text-align: left; padding: .45rem .5rem; border-bottom: 1px solid var(--border); vertical-align: top; }
.signup-table th { color: var(--muted); font-size: .82rem; text-transform: uppercase; letter-spacing: .03em; }
.inline-form { margin: 0; }

.error-page { text-align: center; padding-top: 3rem; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); background: var(--surface); margin-top: 3rem; }
.footer-inner { padding: 1.6rem 1.1rem; text-align: center; }
.footer-links { display: flex; flex-wrap: wrap; gap: .3rem 1rem; justify-content: center; margin-bottom: .6rem; }
.footer-links a { color: var(--muted); font-weight: 600; }
.footer-meta { color: var(--muted); font-size: .9rem; margin: 0; }

.ezoicad { min-height: 0; margin: 1rem auto; text-align: center; }

/* --- v1.1 --- */

/* Branding themes: applied on the public sheet page via a body class. Each
   preset re-points the primary/accent custom properties, so headings, buttons,
   links, and pills pick up the theme with no per-element rules. "default" needs
   no override (it uses :root). */
body.theme-ocean   { --primary: #1461a8; --primary-600: #0f4c84; --accent: #38b2c4; }
body.theme-forest  { --primary: #2f7d4f; --primary-600: #24623d; --accent: #8bc34a; }
body.theme-plum    { --primary: #7b3f98; --primary-600: #632f7a; --accent: #d081c9; }
body.theme-sunset  { --primary: #c2562a; --primary-600: #9c4420; --accent: #f0a500; }
body.theme-slate   { --primary: #48566b; --primary-600: #384252; --accent: #7c8aa0; }

/* Waitlist pill + row highlight */
.pill-wait { background: color-mix(in srgb, var(--accent) 22%, var(--surface)); color: var(--text); }
.signup-table tr.row-wait td { background: color-mix(in srgb, var(--accent) 8%, transparent); }

/* Question editor rows (mirror the slot rows) */
.question-rows { display: grid; gap: .6rem; margin: .6rem 0 1rem; }
.question-row { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .6rem; }
.question-row-grid { display: grid; gap: .5rem; grid-template-columns: 1fr; align-items: center; }
.question-remove { justify-self: end; }
@media (min-width: 720px) {
  .question-row-grid { grid-template-columns: 3fr 1fr auto; }
}

/* Inline form actions row (add slot + weekly repeat) */
.form-inline-actions { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; }
.repeat-weekly { display: inline-flex; align-items: center; gap: .4rem; }
.repeat-weekly #repeat-count { width: 4rem; }

/* Signup form question + waiver fieldsets */
.questions-fs, .waiver-fs { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .8rem 1rem; margin: 1rem 0; }
.questions-fs legend, .waiver-fs legend { padding: 0 .4rem; font-weight: 700; }
.waiver-text { white-space: pre-wrap; color: var(--muted); margin: .2rem 0 .6rem; }
.req { color: var(--danger); }

/* Confirmation calendar links */
.cal-box { margin: 1.2rem 0; }
.cal-links { display: flex; flex-wrap: wrap; gap: .5rem; }

/* Manage: broadcast + hours + wide table scroll */
.broadcast summary { cursor: pointer; font-weight: 700; color: var(--primary); }
.broadcast[open] { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .8rem 1rem; margin: 1rem 0; }
.broadcast .form { margin-top: .6rem; }
.hours-summary { margin: 1.5rem 0; }
.hours-summary h2 { font-size: 1.15rem; }
.hours-summary .hours-total td { font-weight: 700; border-top: 2px solid var(--border); }
.table-scroll { overflow-x: auto; }

/* Clickable template cards */
.card-link { display: flex; flex-direction: column; color: var(--text); }
.card-link:hover { border-color: var(--primary); text-decoration: none; box-shadow: 0 2px 10px rgba(0,0,0,.08); }
.card-cta { margin-top: .8rem; color: var(--primary); font-weight: 700; }