/* project-yoga — minimal shell styling. Keep it tight. Phase 8 will add a
   themable per-studio public-site stylesheet; this is the operator-facing
   chrome only. */

:root {
  --bg: #fafaf8;
  --fg: #1c1c1a;
  --muted: #6b6b66;
  --accent: #5a6f57;       /* sage */
  --accent-strong: #3f5240;
  --border: #e3e1dc;
  --card-bg: #ffffff;
  --error-bg: #fde7e3;
  --error-fg: #6b2113;
  --ok-bg: #e6f1e6;
  --ok-fg: #1d4a23;
  --phase-bg: #efece4;
  --phase-fg: #6e5e2b;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.06);
  --max: 1100px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.45;
}

a { color: var(--accent-strong); text-decoration: none; }
a:hover { text-decoration: underline; }

code { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 0.92em;
       background: var(--phase-bg); padding: 0 0.25em; border-radius: 3px; }

.muted { color: var(--muted); }
.small { font-size: 0.88em; }
.inline { display: inline; }

/* ─── Top bar ─────────────────────────────────────────────────────────── */

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1.25rem;
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
}

.topbar .brand a {
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--fg);
  letter-spacing: 0.01em;
}

.userbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.userbar .user { font-weight: 500; }
.userbar form { margin: 0; }
.userbar button.link {
  background: none; border: none; padding: 0; cursor: pointer;
  color: var(--accent-strong); font: inherit;
}
.userbar button.link:hover { text-decoration: underline; }

/* ─── Main + sections ─────────────────────────────────────────────────── */

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

h1 { font-size: 1.6rem; margin: 0 0 0.75rem; }
h2 { font-size: 1.15rem; margin: 1.2rem 0 0.5rem; }
p  { margin: 0.5rem 0; }
ul.plain { list-style: none; padding: 0; }

/* ─── Hero (splash page) ─────────────────────────────────────────────── */

.hero {
  text-align: center;
  padding: 3rem 1rem 2rem;
  max-width: 720px;
  margin: 0 auto;
}
.hero h1 { font-size: 2.2rem; margin-bottom: 0.5rem; }
.hero .lead { font-size: 1.1rem; color: var(--muted); margin: 0.5rem 0 1.5rem; }
.hero .cta { display: flex; gap: 0.75rem; justify-content: center; margin-bottom: 1rem; }

/* ─── Forms ───────────────────────────────────────────────────────────── */

.form-narrow {
  max-width: 480px;
  margin: 1rem auto;
  background: var(--card-bg);
  padding: 1.5rem 1.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

form.stacked { display: flex; flex-direction: column; gap: 0.85rem; }
form.stacked label { display: flex; flex-direction: column; gap: 0.3rem; font-weight: 500; }
form.stacked input, form.stacked select, form.stacked textarea {
  padding: 0.5rem 0.65rem;
  font: inherit;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--fg);
}
form.stacked input:focus, form.stacked select:focus, form.stacked textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  background: #fff;
}
fieldset {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
legend { font-weight: 600; padding: 0 0.4rem; color: var(--muted); }
.hint { color: var(--muted); font-size: 0.85em; font-weight: 400; }

/* ─── Buttons ─────────────────────────────────────────────────────────── */

.btn {
  display: inline-block;
  padding: 0.55rem 1rem;
  background: var(--card-bg);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  font: inherit;
  text-decoration: none;
}
.btn:hover { border-color: var(--accent); }
.btn.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn.primary:hover { background: var(--accent-strong); border-color: var(--accent-strong); text-decoration: none; }

/* ─── Flashes ─────────────────────────────────────────────────────────── */

.error, .flash {
  padding: 0.6rem 0.85rem;
  border-radius: 6px;
  margin-bottom: 1rem;
}
.error { background: var(--error-bg); color: var(--error-fg); }
.flash.ok { background: var(--ok-bg); color: var(--ok-fg); }

/* ─── Portal shell ────────────────────────────────────────────────────── */

.portal {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 1.5rem;
  align-items: start;
}
.portal-side {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 0.85rem 1rem;
  box-shadow: var(--shadow);
  position: sticky;
  top: 1rem;
}
.portal-side .studio-name { font-weight: 600; font-size: 1.05rem; }

.portal-nav {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  margin-top: 0.85rem;
}
.portal-nav .nav-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.4rem 0.6rem;
  border-radius: 5px;
  color: var(--fg);
}
.portal-nav .nav-item:hover { background: var(--phase-bg); text-decoration: none; }
.portal-nav .nav-item.active { background: var(--accent); color: #fff; }
.portal-nav .nav-item.active .phase-tag { background: rgba(255,255,255,0.25); color: #fff; }

.portal-main { min-width: 0; }

.phase-tag {
  display: inline-block;
  background: var(--phase-bg);
  color: var(--phase-fg);
  font-size: 0.72em;
  font-weight: 600;
  padding: 0.05em 0.45em;
  border-radius: 4px;
  margin-left: 0.4rem;
  vertical-align: middle;
}
.phase-tag.big {
  font-size: 0.85em;
  padding: 0.2em 0.6em;
  margin: 0 0 0.6rem;
}

.phase-stub {
  background: var(--card-bg);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 1.2rem 1.5rem;
  text-align: center;
  color: var(--muted);
}

/* ─── Cards (admin dashboard) ─────────────────────────────────────────── */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  box-shadow: var(--shadow);
}
.card h2 { margin-top: 0; font-size: 1.05rem; }
.card ul { padding-left: 1.1rem; }
.card .phase-list { padding-left: 1.2rem; line-height: 1.6; }

/* ─── Tables (admin rows) ─────────────────────────────────────────────── */

table.rows {
  width: 100%;
  border-collapse: collapse;
  margin: 0.5rem 0 1rem;
}
table.rows th, table.rows td {
  text-align: left;
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
table.rows th { font-weight: 600; color: var(--muted); font-size: 0.88em; }

.status {
  display: inline-block;
  font-size: 0.78em;
  font-weight: 600;
  padding: 0.15em 0.55em;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.status-pending { background: var(--phase-bg);  color: var(--phase-fg); }
.status-active  { background: var(--ok-bg);     color: var(--ok-fg); }
.status-failed  { background: var(--error-bg);  color: var(--error-fg); }

.inline-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
}
.inline-form input[type="text"] {
  flex: 1;
  padding: 0.5rem 0.65rem;
  font: inherit;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--fg);
}

button.link {
  background: none; border: none; padding: 0; cursor: pointer;
  color: var(--accent-strong); font: inherit;
}
button.link:hover { text-decoration: underline; }
button.link.danger { color: var(--error-fg); }

/* ─── Schedule (admin) ────────────────────────────────────────────────── */

.schedule-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1rem;
}
.schedule-grid > .card { min-width: 0; }

.day-block { margin-bottom: 0.85rem; }
.day-block h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--muted);
  margin: 0.4rem 0 0.3rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.15rem;
}

ul.sessions, ul.recurrences, ul.templates {
  list-style: none;
  padding: 0;
  margin: 0 0 0.5rem;
}
.session, .recurrence, .template {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.35rem 0.1rem;
  border-bottom: 1px dashed var(--border);
}
.session:last-child, .recurrence:last-child, .template:last-child { border-bottom: 0; }
.session .time { font-variant-numeric: tabular-nums; font-weight: 500; min-width: 5.5em; }
.session .name { font-weight: 500; }
.session .meta { flex: 1; }
.session.cancelled .name, .session.cancelled .time { text-decoration: line-through; opacity: 0.65; }
.recurrence.archived, .template.archived { opacity: 0.55; }

fieldset.weekdays { padding: 0.55rem 0.85rem 0.7rem; }
.weekday-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.85rem;
  margin-top: 0.15rem;
}
.weekday {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  flex-direction: row;
  font-weight: 500;
}

form.stacked.compact { gap: 0.6rem; padding-top: 0.65rem; }
form.stacked.compact label { font-size: 0.95em; }

details {
  margin-top: 0.5rem;
  padding-top: 0.35rem;
  border-top: 1px solid var(--border);
}
details summary {
  cursor: pointer;
  padding: 0.25rem 0;
  list-style: none;
}
details summary::-webkit-details-marker { display: none; }
details summary::before {
  content: "▸ ";
  display: inline-block;
  transition: transform 0.1s ease;
}
details[open] summary::before { content: "▾ "; }

.link.small { font-size: 0.85em; }

/* ─── Instructors (admin) ─────────────────────────────────────────────── */

.card.wide { grid-column: 1 / -1; }

ul.instructors { list-style: none; padding: 0; margin: 0 0 0.5rem; }
.instructor {
  padding: 0.65rem 0.5rem;
  border-bottom: 1px dashed var(--border);
}
.instructor:last-child { border-bottom: 0; }
.instructor.archived { opacity: 0.55; }
.instructor-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
}
.instructor-row strong { font-size: 1.02em; }
.instructor .bio {
  margin-top: 0.25rem;
  padding-left: 0.4rem;
  border-left: 2px solid var(--border);
}

.pay-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.5rem 0.75rem;
}
.pay-grid label { font-weight: 500; font-size: 0.92em; }

/* ─── Students (admin) + waiver UI ────────────────────────────────────── */

.filter-row {
  display: flex;
  gap: 0.65rem;
  align-items: flex-end;
  margin: 0.5rem 0 0.85rem;
  flex-wrap: wrap;
}
.filter-row label { display: flex; flex-direction: column; gap: 0.2rem; font-weight: 500; font-size: 0.9em; }
.filter-row input, .filter-row select {
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  font: inherit;
}

ul.students { list-style: none; padding: 0; margin: 0 0 0.5rem; }
.student {
  padding: 0.65rem 0.5rem;
  border-bottom: 1px dashed var(--border);
}
.student:last-child { border-bottom: 0; }
.student-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
}
.tags { margin: 0.2rem 0; }
.tag {
  display: inline-block;
  background: var(--phase-bg);
  color: var(--phase-fg);
  padding: 0.05em 0.5em;
  border-radius: 10px;
  font-size: 0.78em;
  font-weight: 500;
}
.intake-notes {
  margin: 0.4rem 0 0.5rem 0.4rem;
  padding: 0.4rem 0.6rem;
  background: var(--phase-bg);
  border-left: 3px solid var(--accent);
  border-radius: 4px;
  white-space: pre-wrap;
}

ul.kv { list-style: none; padding: 0; margin: 0.25rem 0; }
.kv li { display: flex; gap: 0.5rem; padding: 0.2rem 0; }
.kv .k { color: var(--muted); min-width: 8em; font-size: 0.92em; }
.kv .v { flex: 1; }

.waiver-doc {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  margin: 0.5rem 0 1rem;
  max-height: 60vh;
  overflow-y: auto;
}
.waiver-doc p { margin: 0.7em 0; }
.waiver-doc strong { font-weight: 600; }

.checkbox-row {
  flex-direction: row !important;
  align-items: center;
  gap: 0.5rem;
}
.checkbox-row input[type="checkbox"] { width: auto; }

ul.versions { list-style: none; padding: 0; margin: 0.5rem 0; }
.version {
  padding: 0.3rem 0.5rem;
  border-bottom: 1px dashed var(--border);
}
.version.active { background: var(--ok-bg); }

/* ─── Responsive ──────────────────────────────────────────────────────── */

@media (max-width: 900px) {
  .schedule-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .portal { grid-template-columns: 1fr; }
  .portal-side { position: static; }
}