/* Khairokom MVP — app layer on top of the Khairukum design system (ds.css). */
:root {
  color-scheme: light;
  --gold-700: #ac8434; --gold-500: #c9a24c; --gold-300: #e4c464;
  --bg-accent: #c9a24c; --bg-accent-tint: #c9a24c1f; --text-on-accent: #093465; --icon-accent: #ac8434;
  --bg-header-start: #055ab9; --bg-header-end: #093465; --shadow-header: 0 1px 4px 0 #0000003d;
  --gradient-header: linear-gradient(180deg, #055ab9 0%, #093465 82%);
  --container: 1200px; --container-narrow: 760px; --header-height: 68px;
  --space-5: 20px; --space-12: 48px; --space-16: 64px;
  --success-ink: #0a7a13; --success-tint: #00b6091a;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg-subtle); }
body { font-family: var(--font-sans); color: var(--text-secondary); font-size: 14px; line-height: 22px; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
button { font-family: inherit; }
h1, h2, h3, p { margin: 0; }
:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; }
.num { font-family: var(--font-latin); direction: ltr; unicode-bidi: isolate; font-variant-numeric: tabular-nums; }

.wrap { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--space-6); }
.wrap--narrow { max-width: var(--container-narrow); }
main { padding-block: var(--space-8) var(--space-16); min-height: calc(100vh - 220px); }
.stack { display: flex; flex-direction: column; gap: var(--space-4); }
.stack--sm { gap: var(--space-2); } .stack--lg { gap: var(--space-6); } .stack--xl { gap: var(--space-8); }
.row { display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap; }
.row--between { justify-content: space-between; }
.row--top { align-items: flex-start; }
.grow { flex: 1 1 auto; min-width: 0; }
.grid { display: grid; gap: var(--space-4); }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.split { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: var(--space-6); align-items: start; }
.split--wide-side { grid-template-columns: 320px minmax(0, 1fr); }
@media (max-width: 1000px) { .split, .split--wide-side { grid-template-columns: minmax(0, 1fr); } .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .g3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .wrap { padding-inline: var(--space-4); } .g2, .g3, .g4 { grid-template-columns: minmax(0, 1fr); } main { padding-block: var(--space-6) var(--space-12); } }

.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-4); flex-wrap: wrap; margin-block-end: var(--space-6); }
.page-head .t-page { font-size: 30px; line-height: 42px; text-wrap: balance; }
.t-page { font: 700 30px/42px var(--font-sans); color: var(--text-primary); }
.t-section { font: 700 20px/30px var(--font-sans); color: var(--text-primary); }
.t-title { font: 600 18px/26px var(--font-sans); color: var(--text-primary); }
.t-strong { font: 600 14px/22px var(--font-sans); color: var(--text-primary); }
.t-caption { font: 400 12px/20px var(--font-sans); color: var(--text-secondary); }
.t-muted { color: var(--text-muted); }
.t-danger { color: var(--text-danger); font-weight: 600; }
.eyebrow { font: 600 12px/20px var(--font-sans); color: var(--icon-accent); letter-spacing: .02em; }

/* header */
.kx-header { top: env(safe-area-inset-top, 0px); }
.kx-header__inner { max-width: var(--container); }
.kx-header--admin .kx-header__inner { max-width: 1440px; }
.brand-mark { font: 700 22px/1 var(--font-sans); letter-spacing: 0; }
.brand-tag { font: 600 11px/18px var(--font-sans); padding: 2px 8px; border-radius: var(--radius-sm); background: var(--bg-brand); color: var(--text-inverse); }
.kx-header .icon-btn { color: var(--text-inverse); }
.kx-header--light .icon-btn { color: var(--text-primary); }
.icon-btn--dark { color: var(--text-primary); }
.icon-btn:hover { background: #ffffff1f; }
.icon-btn--dark:hover, .kx-header--light .icon-btn:hover { background: var(--bg-brand-tint); }
.me-btn { display: inline-flex; align-items: center; gap: var(--space-2); padding: 4px 4px 4px 12px; border: 0; border-radius: 999px; background: transparent; color: var(--text-inverse); font: 600 14px/22px var(--font-sans); cursor: pointer; }
.me-btn:hover { background: #ffffff1f; }
.kx-header--light .me-btn { color: var(--text-primary); }
.me-btn .avatar { width: 34px; height: 34px; font-size: 15px; background: var(--white); }
.kx-header--light .me-btn .avatar { background: var(--bg-brand-tint); }
.mobile-nav { display: none; }
@media (max-width: 959px) {
  .kx-header__actions { display: flex !important; }
  .kx-header__actions .hide-sm { display: none; }
  .kx-header__menu { margin-inline-start: 0; }
  .mobile-nav.is-open { display: flex; flex-direction: column; padding: var(--space-2) var(--space-4) var(--space-4); gap: 2px; }
  .mobile-nav a { padding: 10px 12px; border-radius: var(--radius-md); color: var(--text-inverse); text-decoration: none; font-weight: 500; }
  .kx-header--light .mobile-nav a { color: var(--text-primary); }
  .mobile-nav a[aria-current="page"] { background: #ffffff26; font-weight: 700; }
}

/* popovers */
.pop { position: absolute; top: calc(100% + 8px); inset-inline-end: 0; width: 340px; max-width: calc(100vw - 32px); background: var(--bg-canvas); border-radius: var(--radius-lg); box-shadow: var(--shadow-card), var(--shadow-overlay); padding: var(--space-2); z-index: 30; color: var(--text-secondary); }
.pop__item { display: flex; gap: var(--space-2); padding: var(--space-3); border-radius: var(--radius-md); text-decoration: none; font: 400 13px/21px var(--font-sans); }
.pop__item:hover { background: var(--bg-muted); }
.pop__item.is-unread { background: var(--bg-brand-tint); color: var(--text-primary); }
.pop__head { padding: var(--space-2) var(--space-3); display: flex; justify-content: space-between; align-items: center; }
.rel { position: relative; }

/* panels & cards */
.panel { background: var(--bg-canvas); border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); padding: var(--space-6); }
.panel--tight { padding: var(--space-4); }
.panel--wash { background: linear-gradient(180deg, #055ab926 0%, #479eff2e 100%); border-color: transparent; }
.panel--raised { border-color: transparent; box-shadow: var(--shadow-card); }
.panel--sunken { background: var(--bg-sunken); border-color: transparent; }
.panel__head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-block-end: var(--space-4); flex-wrap: wrap; }
@media (max-width: 640px) { .panel { padding: var(--space-4); } }

.chip-ok { background: var(--success-tint); color: var(--success-ink); font-weight: 600; }
.kx-chip--accent { background: var(--bg-accent-tint); color: #7a5a1c; font-weight: 600; }
.kx-chip { white-space: nowrap; }
.kx-btn { font-family: var(--font-sans); }
.kx-btn.btn-danger { background: transparent; border-color: var(--text-danger); color: var(--text-danger); }
.kx-btn.btn-danger:hover { background: var(--bg-danger-tint); }
.kx-btn.btn-accent { background: var(--bg-accent); color: var(--text-on-accent); }
.kx-btn.btn-accent:hover { background: var(--gold-300); }
.kx-btn.btn-white { background: var(--white); color: var(--text-primary); }
.kx-btn.btn-white:hover { background: var(--brand-100); }
.kx-btn:disabled, .kx-btn[aria-disabled="true"] { opacity: .5; cursor: not-allowed; }
.kx-btn--primary:disabled { background: var(--bg-brand); }
.link { color: var(--text-primary); text-decoration: underline; font-weight: 600; cursor: pointer; background: none; border: 0; padding: 0; font-family: inherit; font-size: inherit; }

/* forms */
.field { display: flex; flex-direction: column; gap: var(--space-1); min-width: 0; }
.field > label, .field > .lbl { font: 500 12px/20px var(--font-sans); color: var(--text-secondary); }
.field .req { color: var(--text-danger); }
.input, .select, .textarea { width: 100%; min-height: 44px; padding: 10px 12px; border: 1px solid var(--border-control); border-radius: var(--radius-lg); background: var(--bg-canvas); font: 400 14px/22px var(--font-sans); color: var(--text-primary); }
.input:focus, .select:focus, .textarea:focus { outline: 2px solid var(--focus-ring); outline-offset: 0; border-color: var(--border-brand); }
.input.is-err { border-color: var(--text-danger); }
.help { font: 400 12px/20px var(--font-sans); color: var(--text-tertiary); }
.help.err { color: var(--text-danger); font-weight: 600; }
.textarea { min-height: 96px; resize: vertical; }
.checks { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.pill-check { position: relative; }
.pill-check input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.pill-check span { display: inline-flex; align-items: center; min-height: 36px; padding: 6px 14px; border: 1px solid var(--border-control); border-radius: 999px; font: 500 13px/20px var(--font-sans); color: var(--text-secondary); background: var(--bg-canvas); }
.pill-check input:checked + span { background: var(--bg-brand); border-color: var(--bg-brand); color: var(--text-inverse); }
.pill-check input:focus-visible + span { outline: 2px solid var(--focus-ring); outline-offset: 2px; }
.check { display: flex; align-items: flex-start; gap: var(--space-2); cursor: pointer; }
.check input { margin-top: 3px; }
fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
legend { padding: 0; }

/* tables */
.imp-bar { align-items: center; border-radius: 0; flex-wrap: wrap; }
.tbl-pager { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-top: 12px; }
.tbl-pager--compact { justify-content: center; }
.pg-box { min-width: 0; }
.pop .tbl-pager { margin: 0; padding: var(--space-2) var(--space-3) var(--space-1); border-top: 1px solid var(--border-subtle); }
.pop__list { max-height: min(60vh, 520px); overflow-y: auto; }
@media (max-width: 640px) { .kx-header__actions .pop:not(.pop--menu) { position: fixed; top: 68px; inset-inline: 16px; width: auto; max-width: none; } }
.chat__list .tbl-pager { position: sticky; bottom: 0; margin: 0; padding: var(--space-2); background: var(--bg-canvas); border-top: 1px solid var(--border-subtle); }
.tbl-wrap { overflow-x: auto; border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); background: var(--bg-canvas); }
table.tbl { width: 100%; border-collapse: collapse; font: 400 14px/22px var(--font-sans); }
.tbl th { text-align: start; background: var(--bg-muted); font: 600 12px/20px var(--font-sans); color: var(--text-primary); padding: 10px 16px; white-space: nowrap; }
.tbl td { padding: 12px 16px; border-top: 1px solid var(--border-subtle); vertical-align: middle; color: var(--text-secondary); }
.tbl tr.is-click { cursor: pointer; }
.tbl tr.is-click:hover td { background: var(--bg-subtle); }
.tbl .t-strong { white-space: nowrap; }
.empty { padding: var(--space-8) var(--space-4); text-align: center; color: var(--text-muted); }

/* stats */
.stat { display: flex; flex-direction: column; gap: 2px; padding: var(--space-4); border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); background: var(--bg-canvas); }
.stat__label { font: 500 12px/20px var(--font-sans); color: var(--text-secondary); }
.stat__value { font: 700 26px/34px var(--font-latin); color: var(--text-primary); font-variant-numeric: tabular-nums; }
.stat__sub { font: 400 12px/18px var(--font-sans); color: var(--text-muted); }

.progress { height: 6px; border-radius: 2px; background: var(--bg-sunken); overflow: hidden; }
.progress > span { display: block; height: 100%; background: var(--bg-brand); }

/* tabs & segmented */
.tabs { display: flex; gap: var(--space-1); border-block-end: 1px solid var(--border-subtle); overflow-x: auto; }
.tab { padding: var(--space-3) var(--space-4); border: 0; border-block-end: 2px solid transparent; background: transparent; font: 500 14px/22px var(--font-sans); color: var(--text-secondary); cursor: pointer; white-space: nowrap; text-decoration: none; }
.tab.is-on { color: var(--text-primary); font-weight: 700; border-block-end-color: var(--border-brand); }
.tab .count { font: 600 11px/16px var(--font-latin); padding: 1px 6px; border-radius: 999px; background: var(--bg-sunken); margin-inline-start: 6px; }
.seg { display: inline-flex; gap: 2px; padding: 3px; border: 1px solid var(--border-control); border-radius: var(--radius-lg); background: var(--bg-canvas); flex-wrap: wrap; }
.seg__btn { min-height: 38px; padding-inline: var(--space-4); border: 0; border-radius: var(--radius-md); background: transparent; font: 500 14px/22px var(--font-sans); color: var(--text-secondary); cursor: pointer; }
.seg__btn.is-on { background: var(--bg-brand); color: var(--text-inverse); font-weight: 600; }

/* stepper */
.stepper { display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap; }
.step { display: inline-flex; align-items: center; gap: var(--space-2); font: 500 14px/22px var(--font-sans); color: var(--text-secondary); }
.step__n { width: 28px; height: 28px; border-radius: 999px; border: 1px solid var(--border-control); display: inline-flex; align-items: center; justify-content: center; font: 600 13px/1 var(--font-sans); background: var(--bg-canvas); }
.step.is-done .step__n { background: var(--bg-brand-tint); border-color: transparent; color: var(--icon-brand); }
.step.is-on { color: var(--text-primary); font-weight: 700; }
.step.is-on .step__n { background: var(--bg-brand); border-color: var(--bg-brand); color: var(--text-inverse); }
.step__line { width: 40px; height: 1px; background: var(--border-default); }

/* calendar slot picker */
.cal-scroll { overflow-x: auto; }
.cal { display: grid; grid-template-columns: 76px repeat(7, minmax(92px, 1fr)); gap: 6px; min-width: 760px; }
.cal__h { font: 600 12px/20px var(--font-sans); color: var(--text-primary); text-align: center; padding-block: 4px; }
.cal__wk { font: 600 12px/18px var(--font-sans); color: var(--text-primary); padding-top: 8px; }
.cal__wk small { display: block; font: 500 12px/18px var(--font-latin); color: var(--text-muted); }
.cal__wk.is-full small { color: var(--icon-brand); font-weight: 700; }
.day { min-height: 110px; padding: 6px; border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); background: var(--bg-canvas); display: flex; flex-direction: column; gap: 4px; }
.day--off { background: var(--bg-sunken); border-color: transparent; }
.day__d { font: 700 12px/18px var(--font-sans); color: var(--text-primary); }
.day--off .day__d { color: var(--text-muted); font-weight: 500; }
.slot { width: 100%; min-height: 32px; padding: 0 6px; border: 1px solid var(--border-control); border-radius: var(--radius-md); background: var(--bg-canvas); font: 500 13px/1 var(--font-latin); color: var(--text-primary); cursor: pointer; }
.slot:hover:not(:disabled) { background: var(--bg-brand-tint); }
.slot.is-on { background: var(--bg-brand); border-color: var(--bg-brand); color: var(--text-inverse); }
.slot:disabled { opacity: .35; cursor: not-allowed; }

/* choices */
.choice { display: flex; align-items: center; gap: var(--space-3); width: 100%; padding: var(--space-4); border: 1px solid var(--border-default); border-radius: var(--radius-lg); background: var(--bg-canvas); font-family: var(--font-sans); text-align: start; cursor: pointer; color: var(--text-secondary); }
.choice.is-on { border-color: var(--border-brand); box-shadow: var(--shadow-brand-glow); background: #2e86ea0d; }
.radio { flex: none; width: 20px; height: 20px; border-radius: 999px; border: 1.5px solid var(--border-control); display: inline-flex; align-items: center; justify-content: center; }
.choice.is-on .radio { border-color: var(--border-brand); }
.choice.is-on .radio::after { content: ""; width: 10px; height: 10px; border-radius: 999px; background: var(--bg-brand); }

.notice { display: flex; gap: var(--space-2); align-items: flex-start; padding: var(--space-3) var(--space-4); border-radius: var(--radius-lg); background: var(--bg-brand-tint); color: var(--text-primary); font: 400 14px/22px var(--font-sans); }
.notice--danger { background: var(--bg-danger-tint); }
.notice--accent { background: var(--bg-accent-tint); }
.notice--muted { background: var(--bg-sunken); color: var(--text-secondary); }
.notice--ok { background: var(--success-tint); color: var(--success-ink); }

/* avatars */
.avatar { flex: none; width: 56px; height: 56px; border-radius: 999px; background: var(--bg-brand-tint); color: var(--text-primary); display: inline-flex; align-items: center; justify-content: center; font: 700 20px/1 var(--font-sans); }
.avatar--sm { width: 40px; height: 40px; font-size: 16px; }
.avatar--xs { width: 32px; height: 32px; font-size: 14px; }
.avatar--lg { width: 96px; height: 96px; font-size: 36px; }
.avatar--default { background: var(--bg-sunken); color: var(--icon-default); }

/* hero & footer */
.hero { background: var(--gradient-hero); color: var(--text-inverse); }
.footer { background: var(--gradient-header); color: var(--text-inverse); padding-block: var(--space-8); }
.footer a { color: var(--text-inverse); opacity: .9; text-decoration: none; }
.footer a:hover { opacity: 1; text-decoration: underline; }

/* chat */
.chat { display: grid; grid-template-columns: 300px minmax(0, 1fr); height: min(640px, calc(100vh - 200px)); min-height: 460px; border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); background: var(--bg-canvas); overflow: hidden; }
.chat__list { border-inline-end: 1px solid var(--border-subtle); overflow-y: auto; }
.chat__item { display: flex; gap: var(--space-3); align-items: center; width: 100%; padding: var(--space-3) var(--space-4); border: 0; border-bottom: 1px solid var(--border-subtle); background: transparent; text-align: start; cursor: pointer; }
.chat__item.is-on { background: var(--bg-brand-tint); }
.chat__pane { display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.chat__head { padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--border-subtle); display: flex; align-items: center; gap: var(--space-3); }
.chat__msgs { flex: 1; min-height: 0; overflow-y: auto; padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-2); background: var(--bg-subtle); }
.chat__compose { display: flex; gap: var(--space-2); padding: var(--space-3); border-top: 1px solid var(--border-subtle); }
.bubble { max-width: min(520px, 85%); padding: var(--space-2) var(--space-3); border-radius: 14px; font: 400 14px/22px var(--font-sans); }
.bubble small { display: block; font: 400 11px/16px var(--font-latin); opacity: .75; margin-top: 2px; }
.bubble--me { align-self: flex-start; background: var(--bg-brand); color: var(--text-inverse); border-start-start-radius: 4px; }
.bubble--them { align-self: flex-end; background: var(--bg-canvas); color: var(--text-primary); border: 1px solid var(--border-subtle); border-start-end-radius: 4px; }
.bubble--guardian { align-self: flex-start; background: var(--brand-600); color: var(--text-inverse); }
.dot-count { position: absolute; top: 0; inset-inline-end: 0; min-width: 18px; height: 18px; padding-inline: 4px; border-radius: 999px; background: var(--red-500); color: var(--white); font: 600 11px/18px var(--font-latin); text-align: center; }
@media (max-width: 760px) { .chat { grid-template-columns: minmax(0, 1fr); height: auto; } .chat__list { max-height: 200px; border-inline-end: 0; border-bottom: 1px solid var(--border-subtle); } .chat__msgs { min-height: 320px; max-height: 60vh; } }

/* modal & toast */
.modal-bg { position: fixed; inset: 0; background: var(--bg-overlay); z-index: 50; display: flex; align-items: center; justify-content: center; padding: var(--space-4); }
.modal { width: 100%; max-width: 520px; max-height: calc(100vh - 32px); overflow: auto; background: var(--bg-canvas); border-radius: var(--radius-3xl); box-shadow: var(--shadow-overlay); }
.modal--wide { max-width: 760px; }
.modal__head { display: flex; align-items: center; justify-content: space-between; padding: var(--space-4) var(--space-6); border-bottom: 1px solid var(--border-subtle); }
.modal__body { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-4); }
.modal__foot { display: flex; gap: var(--space-2); justify-content: flex-start; padding: var(--space-4) var(--space-6); border-top: 1px solid var(--border-subtle); flex-wrap: wrap; }
.toasts { position: fixed; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); inset-inline-start: 24px; z-index: 60; display: flex; flex-direction: column; gap: 8px; }
.toast { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-radius: var(--radius-lg); background: var(--brand-900); color: var(--white); box-shadow: var(--shadow-overlay); font: 500 14px/22px var(--font-sans); transition: opacity .3s, transform .3s; max-width: 420px; }
.toast .kx-icon { color: #7ee38a; }
.toast--err { background: #8f1d1d; } .toast--err .kx-icon { color: #ffb0b0; }
.toast.out { opacity: 0; transform: translateY(8px); }

/* star input */
.star-btn { width: 48px; height: 48px; border: 0; border-radius: var(--radius-md); background: transparent; color: var(--rating-off); cursor: pointer; display: inline-flex; align-items: center; justify-content: center; }
.star-btn.is-on { color: var(--rating-on); }
.star-btn .kx-icon { color: currentColor; }
.kx-rating__stars [data-on="true"] .kx-icon { color: var(--rating-on); }
.kx-rating__stars [data-on="false"] .kx-icon { color: var(--rating-off); }

.file { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-3) var(--space-4); border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); background: var(--bg-canvas); }
.file--flag { border-color: var(--text-danger); background: var(--bg-danger-tint); }
.file--ok .kx-icon.st { color: var(--success-ink); }
.drop { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-4); border: 1.5px dashed var(--border-control); border-radius: var(--radius-lg); background: var(--bg-canvas); cursor: pointer; }
.drop:hover { background: var(--bg-brand-tint); }

.kv { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: var(--space-2) var(--space-4); font: 400 14px/22px var(--font-sans); }
.kv dt { color: var(--text-muted); } .kv dd { margin: 0; color: var(--text-primary); }
@media (max-width: 640px) { .kv { grid-template-columns: minmax(0, 1fr); gap: 0; } .kv dd { margin-bottom: var(--space-2); } }

.list-row { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-3) 0; border-bottom: 1px solid var(--border-subtle); }
.list-row:last-child { border-bottom: 0; }
.live { white-space: nowrap; display: inline-flex; align-items: center; gap: 6px; padding: 2px 8px; border-radius: 999px; background: var(--bg-danger-tint); color: var(--text-danger); font: 600 11px/18px var(--font-sans); }
.live::before { content: ""; width: 6px; height: 6px; border-radius: 999px; background: var(--red-500); animation: pulse 1.4s infinite; }
@keyframes pulse { 50% { opacity: .3; } }
@media (prefers-reduced-motion: reduce) { .live::before { animation: none; } .toast { transition: none; } }
.seal { display: inline-flex; align-items: center; justify-content: center; width: 88px; height: 88px; border-radius: 999px; background: var(--gradient-success); color: var(--white); }
.seal .kx-icon { color: var(--white); }
.demo-bar { background: var(--brand-900); color: #c8d9ee; font: 500 12px/20px var(--font-sans); }
.demo-bar .wrap { display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap; min-height: 34px; padding-block: 4px; }
.demo-bar button, .demo-bar select { font: 600 12px/18px var(--font-sans); background: #ffffff1a; color: var(--white); border: 1px solid #ffffff33; border-radius: 6px; padding: 3px 8px; cursor: pointer; }
.demo-bar select option { color: #093465; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
label.seg__btn { display: inline-flex; align-items: center; gap: 6px; }
label.seg__btn input { accent-color: var(--brand-700); margin: 0; }
label.seg__btn:has(input:checked) { background: var(--bg-brand-tint); color: var(--text-primary); font-weight: 600; }
.crumbs { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
@media print { .demo-bar, .kx-header, .footer, main { display: none !important; } .modal-bg { position: static; background: none; } .modal__foot, .modal__head button { display: none; } }

/* admin layout */
.admin { display: grid; grid-template-columns: 248px minmax(0, 1fr); max-width: 1440px; margin-inline: auto; min-height: calc(100vh - 102px); }
.side { position: sticky; top: 68px; align-self: start; display: flex; flex-direction: column; gap: 2px; padding: var(--space-6) var(--space-3); max-height: calc(100vh - 68px); overflow-y: auto; }
.side__link { display: flex; align-items: center; gap: var(--space-3); padding: 10px 12px; border-radius: var(--radius-md); color: var(--text-secondary); text-decoration: none; font: 500 14px/22px var(--font-sans); }
.side__link:hover { background: var(--bg-muted); }
.side__link.is-on { background: var(--bg-brand-tint); color: var(--text-primary); font-weight: 700; }
.side__link.is-on .kx-icon { color: var(--icon-brand); }
.side__count { min-width: 22px; padding: 0 6px; border-radius: 999px; background: var(--red-500); color: var(--white); font: 600 11px/20px var(--font-latin); text-align: center; }
.admin__main { padding: var(--space-6) var(--space-6) var(--space-16); min-width: 0; }
.kx-header--admin .kx-header__inner { padding-inline: var(--space-6); }
@media (max-width: 959px) {
  .admin { grid-template-columns: minmax(0, 1fr); }
  .side { display: none; position: static; max-height: none; padding: var(--space-2) var(--space-4); border-bottom: 1px solid var(--border-subtle); background: var(--bg-canvas); }
  .side.is-open { display: flex; }
  .admin__main { padding: var(--space-4) var(--space-4) var(--space-12); }
}

/* brand logo */
.kx-header__brand { gap: 10px; }
.logo-tile { display: inline-flex; align-items: center; justify-content: center; width: 46px; height: 46px; flex: none; border-radius: 12px; background: var(--white); box-shadow: 0 1px 3px #0000002e; }
.logo-full { display: block; max-width: 100%; height: auto; }
.hero-plaque { justify-self: center; display: flex; align-items: center; justify-content: center; width: min(100%, 360px); padding: 36px 40px 32px; background: var(--white); border-radius: 180px 180px 24px 24px; box-shadow: 0 18px 48px #0934654d, 0 0 0 6px #ffffff2e; }
@media (max-width: 640px) { .hero-plaque { width: min(100%, 280px); padding: 28px 28px 24px; } .hero-plaque .logo-full { width: 180px; } .kx-header .brand-mark { display: none; } }

/* session number */
.code-chip { display: inline-flex; align-items: center; gap: 4px; padding: 1px 8px; border: 1px solid var(--border-default); border-radius: var(--radius-sm); background: var(--bg-sunken); color: var(--text-primary); font: 600 12px/20px var(--font-latin); letter-spacing: .04em; cursor: pointer; white-space: nowrap; }
.code-chip:hover { border-color: var(--border-brand); background: var(--bg-brand-tint); }
.code-chip .kx-icon { color: var(--icon-default); }
.code-chip--lg { padding: 4px 10px; font-size: 14px; }
.admin-search { display: flex; align-items: center; gap: 6px; flex: 0 1 340px; min-width: 0; margin-inline-start: var(--space-6); padding: 0 6px 0 12px; border: 1px solid var(--border-control); border-radius: var(--radius-lg); background: var(--bg-canvas); }
.admin-search:focus-within { outline: 2px solid var(--focus-ring); outline-offset: 0; }
.admin-search input { flex: 1; min-width: 0; min-height: 40px; border: 0; background: transparent; font: 500 14px/22px var(--font-sans); color: var(--text-primary); }
.admin-search input:focus { outline: none; }
@media (max-width: 959px) { .admin-search { display: none; } }
.search-pop { top: calc(100% + 6px); inset-inline-start: 0; inset-inline-end: auto; width: 100%; min-width: 320px; max-height: 420px; overflow-y: auto; }
.search-pop .pop__item { width: 100%; border: 0; background: transparent; text-align: start; cursor: pointer; align-items: center; }
.search-pop .pop__item:hover, .search-pop .pop__item:focus-visible { background: var(--bg-brand-tint); }

/* tutor photo */
.avatar--photo { overflow: hidden; background: var(--bg-sunken); }
.avatar--photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.photo-up { display: flex; gap: var(--space-6); align-items: center; flex-wrap: wrap; }
.photo-frame { flex: none; width: 132px; height: 132px; border-radius: 999px; border: 2px dashed var(--border-control); background: var(--bg-sunken); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; color: var(--icon-default); overflow: hidden; text-align: center; font: 500 12px/18px var(--font-sans); }
.photo-frame img { width: 100%; height: 100%; object-fit: cover; }
.photo-frame.has-photo { border: 3px solid var(--border-brand); }
.photo-frame.is-flag { border-color: var(--text-danger); }
.bundle-info { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3); }
.bundle-info__card { padding: var(--space-4); border: 1px solid var(--border-default); border-radius: var(--radius-lg); background: var(--bg-canvas); display: flex; flex-direction: column; gap: 6px; }
.bundle-info__card.is-b2 { background: linear-gradient(180deg, #055ab914 0%, #479eff1f 100%); }
.bundle-info__card ul { margin: 0; padding-inline-start: 18px; font: 400 13px/21px var(--font-sans); color: var(--text-secondary); }
.bundle-info__net { font: 500 12px/18px var(--font-sans); color: var(--success-ink); }
@media (max-width: 640px) { .bundle-info { grid-template-columns: minmax(0, 1fr); } }
.bundle-info--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 900px) { .bundle-info--3 { grid-template-columns: minmax(0, 1fr); } }
.kv dd { overflow-wrap: anywhere; }

/* country flags: Windows has no flag emoji, so a flags-only font is fetched on first use */
@font-face { font-family: 'Twemoji Country Flags'; unicode-range: U+1F1E6-1F1FF, U+1F3F4, U+E0062-E007F; src: url('https://cdn.jsdelivr.net/npm/country-flag-emoji-polyfill@0.1/dist/TwemojiCountryFlags.woff2') format('woff2'); font-display: swap; }
.flag-font, .phone-field__cc, .phone-label { font-family: 'Twemoji Country Flags', var(--font-sans); }

/* phone input: country code + number (always LTR) */
.phone-field { display: flex; gap: var(--space-2); }
.phone-field__cc { flex: 0 1 auto; width: auto; max-width: 52%; min-width: 0; }
.phone-field__num { flex: 1 1 120px; min-width: 110px; }
.phone-label { direction: ltr; unicode-bidi: isolate; }

/* profile menu (header) */
.pop--menu { width: 260px; padding: var(--space-2); }
.pop--menu .pop__item { width: 100%; border: 0; background: transparent; cursor: pointer; align-items: center; text-align: start; color: var(--text-primary); }
.pop--menu .pop__item:hover, .pop--menu .pop__item:focus-visible { background: var(--bg-brand-tint); }
.pop--menu .pop__item--danger { color: var(--text-danger); }
.pop--menu hr { margin: var(--space-1) 0; }
.me-btn[aria-expanded="true"] { background: #ffffff1f; }

/* account page */
.acct-photo { display: flex; gap: var(--space-4); align-items: center; flex-wrap: wrap; }
.acct-row { display: flex; gap: var(--space-3); align-items: center; padding: var(--space-3) 0; border-bottom: 1px solid var(--border-subtle); flex-wrap: wrap; }
.acct-row:last-child { border-bottom: 0; }

/* FAQ */
.faq { border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); background: var(--bg-canvas); }
.faq + .faq { margin-top: var(--space-2); }
.faq summary { list-style: none; cursor: pointer; padding: var(--space-4); display: flex; gap: var(--space-3); align-items: center; font: 600 15px/24px var(--font-sans); color: var(--text-primary); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; margin-inline-start: auto; font: 500 20px/1 var(--font-sans); color: var(--icon-default); }
.faq[open] summary::after { content: '−'; }
.faq summary:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; border-radius: var(--radius-lg); }
.faq__a { padding: 0 var(--space-4) var(--space-4); font: 400 14px/24px var(--font-sans); color: var(--text-secondary); }

/* WhatsApp contact */
.wa-fab { position: fixed; bottom: calc(20px + env(safe-area-inset-bottom, 0px)); inset-inline-end: 20px; z-index: 40; width: 56px; height: 56px; border-radius: 999px; background: #25d366; color: #fff; display: inline-flex; align-items: center; justify-content: center; box-shadow: 0 6px 20px #0000003d; text-decoration: none; }
.wa-fab:hover { background: #1ebe5b; }
.wa-fab:focus-visible { outline: 3px solid var(--focus-ring); outline-offset: 3px; }
.btn-wa { background: #25d366; border-color: #25d366; color: #fff; }
.btn-wa:hover { background: #1ebe5b; border-color: #1ebe5b; color: #fff; }
@media print { .wa-fab { display: none; } }