/* Klipio · sistema visual "violeta moderno" */
:root {
  --k-primary: #7B3BFF;
  --k-primary-600: #6A2BEF;
  --k-primary-050: #F1EAFF;
  --k-grad: linear-gradient(135deg, #5B2EFF 0%, #9B4DFF 100%);
  --k-ink: #2A145E;
  --k-muted: #7A6E95;
  --k-bg: #F7F4FF;
  --k-card: #FFFFFF;
  --k-border: #E4DDF5;
  --k-ok: #12A150;
  --k-ok-050: #E3F6EB;
  --k-warn: #E8A100;
  --k-warn-050: #FFF4D6;
  --k-err: #D93A4A;
  --k-err-050: #FDE7EA;
  --k-radius: 14px;
  --k-radius-sm: 10px;
  --k-shadow: 0 1px 2px rgba(42, 20, 94, .05), 0 8px 24px rgba(42, 20, 94, .06);
  --k-font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --k-side: 248px;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { font: 15px/1.55 var(--k-font); color: var(--k-ink); background: var(--k-bg); -webkit-font-smoothing: antialiased; }
a { color: var(--k-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .4em; letter-spacing: -.01em; }
h1 { font-size: 26px; font-weight: 800; }
h2 { font-size: 18px; font-weight: 700; }
h3 { font-size: 15px; font-weight: 700; }
.k-muted { color: var(--k-muted); }
.k-small { font-size: 13px; }
.k-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; }
.k-hidden { display: none !important; }

/* ---------- logo ---------- */
.k-logo { display: inline-flex; align-items: center; gap: 10px; color: var(--k-ink); text-decoration: none !important; }
.k-logo__word { font-weight: 800; font-size: 22px; letter-spacing: -.03em; }
.k-logo__word b { color: var(--k-primary); font-weight: 800; }
.k-logo--lg .k-logo__mark { width: 40px; height: 40px; }
.k-logo--lg .k-logo__word { font-size: 30px; }

/* ---------- botones e inputs ---------- */
.k-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 0; cursor: pointer;
  font: 600 14px var(--k-font); color: #fff; background: var(--k-primary); padding: 10px 20px; border-radius: 999px;
  box-shadow: 0 6px 16px rgba(123, 59, 255, .25); transition: background .15s, transform .05s; text-decoration: none !important;
  white-space: nowrap; }
.k-btn svg { width: 18px; height: 18px; flex: none; }
.k-btn:hover { background: var(--k-primary-600); }
.k-btn:active { transform: translateY(1px); }
.k-btn:disabled { background: #B9A6EC; box-shadow: none; cursor: default; }
.k-btn--ghost { background: transparent; color: var(--k-primary); box-shadow: inset 0 0 0 1.5px var(--k-border); }
.k-btn--ghost:hover { background: var(--k-primary-050); }
.k-btn--danger { background: var(--k-err); box-shadow: none; }
.k-btn--sm { padding: 6px 14px; font-size: 13px; }
.k-btn--block { width: 100%; margin-top: 18px; }
.k-form { display: flex; flex-direction: column; }
.k-label { font-weight: 600; font-size: 13px; margin: 14px 0 6px; }
.k-input, .k-select { width: 100%; font: inherit; color: var(--k-ink); padding: 10px 16px; border: 1.5px solid var(--k-border);
  border-radius: 999px; background: #fff; outline: none; transition: border-color .15s, box-shadow .15s; }
.k-select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--k-muted) 50%),
  linear-gradient(135deg, var(--k-muted) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%;
  background-size: 5px 5px; background-repeat: no-repeat; padding-right: 36px; }
.k-input:focus, .k-select:focus { border-color: var(--k-primary); box-shadow: 0 0 0 4px rgba(123, 59, 255, .14); }
input[type=file].k-input { border-radius: var(--k-radius-sm); padding: 14px; border-style: dashed; background: var(--k-primary-050); }
.k-alert { padding: 10px 14px; border-radius: var(--k-radius-sm); margin: 12px 0; font-size: 14px; }
.k-alert--error { background: var(--k-err-050); color: #8F1B28; }
.k-alert--ok { background: var(--k-ok-050); color: #0B6B35; }
.k-alert--warn { background: var(--k-warn-050); color: #7A5600; }

/* ---------- login ---------- */
.k-auth { min-height: 100vh; display: grid; grid-template-columns: minmax(360px, 480px) 1fr; background: #fff; }
.k-auth__panel { padding: 56px 48px; display: flex; flex-direction: column; justify-content: center; }
.k-auth__title { font-size: 24px; margin-top: 36px; }
.k-auth__art { background: var(--k-grad); position: relative; overflow: hidden; display: flex; align-items: flex-end; padding: 56px; }
.k-auth__art::before, .k-auth__art::after { content: ""; position: absolute; border-radius: 50%; background: rgba(255, 255, 255, .10); }
.k-auth__art::before { width: 520px; height: 520px; right: -140px; top: -160px; }
.k-auth__art::after { width: 300px; height: 300px; left: 12%; top: 22%; background: rgba(255, 255, 255, .08); }
.k-auth__claim { position: relative; color: #fff; max-width: 520px; }
.k-auth__claim h2 { font-size: 34px; font-weight: 800; letter-spacing: -.02em; }
.k-auth__claim p { opacity: .9; font-size: 17px; }

/* ---------- layout de la app ---------- */
.k-shell { display: grid; grid-template-columns: var(--k-side) 1fr; min-height: 100vh; }
.k-side { background: #fff; border-right: 1px solid var(--k-border); padding: 22px 16px; display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh; }
.k-side .k-logo { padding: 0 8px 18px; }
.k-client { margin: 4px 0 18px; padding: 12px; border-radius: var(--k-radius-sm); background: var(--k-primary-050); }
.k-client__label { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--k-muted); }
.k-client__name { font-weight: 700; }
.k-nav { display: flex; flex-direction: column; gap: 2px; }
.k-nav a { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 12px; color: var(--k-ink);
  font-weight: 600; text-decoration: none; }
.k-nav a svg { width: 19px; height: 19px; color: var(--k-muted); flex: none; }
.k-nav a:hover { background: var(--k-bg); }
.k-nav a.is-active { background: var(--k-grad); color: #fff; box-shadow: 0 6px 16px rgba(123, 59, 255, .25); }
.k-nav a.is-active svg { color: #fff; }
.k-side__foot { margin-top: auto; padding-top: 16px; border-top: 1px solid var(--k-border); display: flex; align-items: center; gap: 10px; }
.k-avatar { width: 34px; height: 34px; border-radius: 50%; background: var(--k-grad); color: #fff; font-weight: 700;
  display: grid; place-items: center; flex: none; }
.k-side__user { min-width: 0; flex: 1; }
.k-side__user div { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.k-iconbtn { border: 0; background: transparent; color: var(--k-muted); cursor: pointer; padding: 6px; border-radius: 8px; }
.k-iconbtn:hover { background: var(--k-bg); color: var(--k-ink); }
.k-main { padding: 28px 36px 48px; min-width: 0; }
.k-wrap { max-width: 1200px; margin: 0 auto; }
.k-wrap > * + * { margin-top: 18px; } /* separación entre los bloques de una página; las cuadrículas usan gap */
.k-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.k-head p { margin: 0; }
.k-impersonating { background: #2A145E; color: #fff; padding: 8px 16px; display: flex; align-items: center; justify-content: center;
  gap: 12px; font-size: 14px; grid-column: 1 / -1; }
.k-impersonating .k-btn { background: #fff; color: var(--k-ink); box-shadow: none; }
.k-topbar { display: none; }

/* ---------- tarjetas e indicadores ---------- */
.k-card { background: var(--k-card); border-radius: var(--k-radius); box-shadow: var(--k-shadow); padding: 20px 22px; border: 1px solid rgba(228, 221, 245, .6); }
.k-card__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.k-grid { display: grid; gap: 16px; }
.k-grid--main-side { grid-template-columns: 2fr minmax(260px, 1fr); align-items: start; }
.k-grid--side-main { grid-template-columns: minmax(260px, 1fr) 2fr; align-items: start; }
.k-grid--stretch { align-items: stretch; }
.k-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.k-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.k-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.k-stat { background: #fff; border-radius: var(--k-radius); box-shadow: var(--k-shadow); padding: 18px 20px; border: 1px solid rgba(228, 221, 245, .6); }
.k-stat__label { font-size: 13px; color: var(--k-muted); font-weight: 600; display: flex; align-items: center; gap: 8px; }
.k-stat__value { font-size: 28px; font-weight: 800; letter-spacing: -.02em; margin-top: 6px; }
.k-stat__sub { font-size: 13px; color: var(--k-muted); margin-top: 2px; }
.k-stat--hero { background: var(--k-grad); color: #fff; border: 0; }
.k-stat--hero .k-stat__label, .k-stat--hero .k-stat__sub { color: rgba(255, 255, 255, .85); }
.k-meter { height: 8px; border-radius: 99px; background: var(--k-primary-050); overflow: hidden; margin-top: 12px; }
.k-meter > span { display: block; height: 100%; border-radius: 99px; background: var(--k-grad); }
.k-stat--hero .k-meter { background: rgba(255, 255, 255, .25); }
.k-stat--hero .k-meter > span { background: #fff; }
.k-meter--warn > span { background: var(--k-warn); }
.k-meter--err > span { background: var(--k-err); }

/* ---------- insignias y estados ---------- */
.k-badge { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 99px; font-size: 12.5px;
  font-weight: 700; white-space: nowrap; background: var(--k-primary-050); color: var(--k-primary-600); }
.k-badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.k-badge--listo, .k-badge--ok { background: var(--k-ok-050); color: var(--k-ok); }
.k-badge--error, .k-badge--off { background: var(--k-err-050); color: var(--k-err); }
.k-badge--warn { background: var(--k-warn-050); color: #9A6B00; }
.k-badge--proceso::before { animation: k-pulse 1.2s infinite; }
@keyframes k-pulse { 50% { opacity: .25; } }

/* ---------- línea de pasos del procesamiento ---------- */
.k-steps { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.k-step { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; padding: 4px 10px;
  border-radius: 99px; background: #F3F1F8; color: var(--k-muted); }
.k-step--done { background: var(--k-ok-050); color: var(--k-ok); }
.k-step--now { background: var(--k-primary-050); color: var(--k-primary-600); }
.k-step--fail { background: var(--k-err-050); color: var(--k-err); }
.k-progress { height: 8px; border-radius: 99px; background: var(--k-primary-050); overflow: hidden; margin-top: 8px; }
.k-progress > span { display: block; height: 100%; background: var(--k-grad); border-radius: 99px; transition: width .6s ease; }
.k-eta { font-size: 12.5px; color: var(--k-muted); margin-top: 4px; }

/* ---------- tablas ---------- */
.k-table { width: 100%; border-collapse: separate; border-spacing: 0; }
.k-table th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--k-muted);
  font-weight: 700; padding: 10px 12px; border-bottom: 1px solid var(--k-border); }
.k-table td { padding: 12px; border-bottom: 1px solid #F0ECFA; vertical-align: middle; }
.k-table tr:last-child td { border-bottom: 0; }
.k-table tr:hover td { background: #FBFAFF; }
.k-table .k-num { text-align: right; font-variant-numeric: tabular-nums; }
.k-thumb { width: 96px; aspect-ratio: 16/9; border-radius: 8px; background: var(--k-grad); object-fit: cover; display: block; }
.k-title-cell { display: flex; align-items: center; gap: 14px; }
.k-title-cell strong { display: block; }

/* ---------- vacío ---------- */
.k-empty { text-align: center; padding: 44px 16px; color: var(--k-muted); }
.k-empty svg { width: 64px; height: 64px; color: #C9B8F7; margin-bottom: 8px; }
.k-empty strong { display: block; color: var(--k-ink); font-size: 16px; margin-bottom: 4px; }

/* ---------- toolbar / filtros ---------- */
.k-toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.k-toolbar .k-input, .k-toolbar .k-select { width: auto; min-width: 220px; }
.k-tabs { display: inline-flex; background: #fff; border: 1px solid var(--k-border); border-radius: 99px; padding: 4px; gap: 2px; }
.k-tabs button { border: 0; background: transparent; padding: 7px 16px; border-radius: 99px; font: 600 13px var(--k-font);
  color: var(--k-muted); cursor: pointer; }
.k-tabs button.is-active { background: var(--k-grad); color: #fff; }

/* ---------- vista previa en dispositivos ---------- */
.k-devices { display: flex; gap: 28px; align-items: flex-end; justify-content: center; flex-wrap: wrap; padding: 18px 8px 6px; }
.k-device { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.k-device__frame { background: #17112B; padding: 10px; box-shadow: 0 18px 40px rgba(42, 20, 94, .18); position: relative; }
.k-device__frame iframe { border: 0; display: block; background: #000; width: 100%; height: 100%; }
.k-device--pc .k-device__frame { width: 560px; height: 335px; border-radius: 14px; }
.k-device--pc .k-device__stand { width: 120px; height: 34px; background: linear-gradient(#D8D2EA, #C4BCDD);
  clip-path: polygon(30% 0, 70% 0, 82% 100%, 18% 100%); margin-top: -10px; }
.k-device--tablet .k-device__frame { width: 300px; height: 400px; border-radius: 26px; padding: 16px 12px; }
.k-device--phone .k-device__frame { width: 190px; height: 390px; border-radius: 30px; padding: 14px 9px; }
.k-device--phone .k-device__frame::before { content: ""; position: absolute; top: 5px; left: 50%; width: 46px; height: 5px;
  margin-left: -23px; border-radius: 9px; background: #2E2547; }
.k-device__label { font-size: 13px; font-weight: 700; }
.k-device__label span { color: var(--k-muted); font-weight: 600; }
.k-devices--single .k-device { display: none; }
.k-devices--single .k-device.is-on { display: flex; }
.k-devices--single .k-device--pc.is-on .k-device__frame { width: min(860px, 92vw); height: min(510px, 55vw); }

/* ---------- árbol de cursos (Moodle) ---------- */
.k-tree { list-style: none; margin: 0; padding: 0; }
.k-tree > li { border-bottom: 1px solid #F0ECFA; }
.k-tree__row { display: flex; align-items: center; gap: 12px; padding: 12px 6px; cursor: pointer; }
.k-tree__row:hover { background: #FBFAFF; }
.k-tree__chev { width: 18px; color: var(--k-muted); transition: transform .15s; }
.k-tree li.is-open > .k-tree__row .k-tree__chev { transform: rotate(90deg); }
.k-tree__count { margin-left: auto; }
.k-tree__sections { list-style: none; margin: 0 0 10px 30px; padding: 0; }
.k-tree__sections li { display: flex; align-items: center; gap: 10px; padding: 8px 6px; border-radius: 10px; }
.k-tree__sections li:hover { background: #FBFAFF; }
.k-check { display: flex; align-items: center; gap: 10px; padding: 8px 0; }
.k-check svg { width: 20px; height: 20px; flex: none; }

/* ---------- modal ---------- */
.k-modal { position: fixed; inset: 0; background: rgba(23, 17, 43, .45); display: none; align-items: center; justify-content: center; z-index: 50; padding: 16px; }
.k-modal.is-open { display: flex; }
.k-modal__box { background: #fff; border-radius: 18px; padding: 24px; width: min(520px, 100%); box-shadow: 0 30px 80px rgba(23, 17, 43, .3); }
.k-copy { display: flex; gap: 8px; align-items: flex-start; }
.k-copy .k-input { font-size: 13px; }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .k-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k-device--pc .k-device__frame { width: 440px; height: 265px; }
}
@media (max-width: 860px) {
  .k-auth { grid-template-columns: 1fr; }
  .k-auth__art { display: none; }
  .k-auth__panel { padding: 40px 24px; }
  .k-shell { grid-template-columns: 1fr; }
  .k-side { position: fixed; inset: 0 auto 0 0; width: 280px; transform: translateX(-100%); transition: transform .2s; z-index: 40; box-shadow: var(--k-shadow); }
  .k-shell.nav-open .k-side { transform: none; }
  .k-topbar { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; background: #fff;
    border-bottom: 1px solid var(--k-border); position: sticky; top: 0; z-index: 30; }
  .k-main { padding: 20px 16px 40px; }
  .k-grid--3, .k-grid--2, .k-grid--main-side, .k-grid--side-main { grid-template-columns: 1fr; }
  .k-table .k-hide-sm { display: none; }
  .k-device--pc .k-device__frame { width: 92vw; height: 52vw; }
  .k-toolbar .k-input, .k-toolbar .k-select { min-width: 0; width: 100%; }
}
@media (max-width: 520px) { .k-grid--4 { grid-template-columns: 1fr; } }

/* ---------- interruptor «Permitir en tu web» ---------- */
.k-toggle { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 14px; cursor: pointer; white-space: nowrap; }
.k-toggle input { width: 18px; height: 18px; accent-color: var(--k-primary); }
textarea.k-input { resize: vertical; width: 100%; border-radius: var(--k-radius-sm); }

/* Conectar Moodle */
.k-alert--info { background: var(--k-primary-050); color: #4B1FA8; }
.k-stack { display: flex; flex-direction: column; gap: 18px; }
.k-stack > .k-alert { margin: 0; }
.k-steps-index { margin: 0 0 12px; padding-left: 20px; line-height: 2.2; }
.k-steps-index .k-badge { margin-left: 6px; vertical-align: 1px; }
.k-check-label { display: flex; gap: 8px; align-items: center; font-size: 14px; }
@media (min-width: 861px) { .k-sticky { position: sticky; top: 20px; } }