@font-face {
  font-family: 'Krona One';
  src: url("../fonts/Krona_One/KronaOne-Regular-SbBfBSt.ttf") format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

:root {
  --ch-green:   #bbef6d;
  --ch-teal:    #00da88;
  --ch-blue:    #0f2d7f;
  --ch-purple:  #570073;
  --ch-pink:    #b63880;
  --ch-white:   #ffffff;
  --ch-text:    #1a1a1a;
  --ch-muted:   #444;
  --ch-border:  #c8e89a;
  --ch-error-bg:     #fef2f2;
  --ch-error-border: #dc2626;
  --ch-error-text:   #dc2626;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--ch-green); }
::-webkit-scrollbar-thumb { background: var(--ch-teal); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #00b872; }
* { scrollbar-color: var(--ch-teal) var(--ch-green); scrollbar-width: thin; }

body {
  background: var(--ch-green);
  font-family: Arial, sans-serif;
  color: var(--ch-text);
  margin: 0;
  min-height: 100vh;
}

/* ── Header ── */
.ch-header {
  background: var(--ch-white);
  border-bottom: 2px solid var(--ch-green);
}

.ch-header__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: .6rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ch-header__brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
  color: var(--ch-blue);
}

.ch-header__logo {
  height: 48px;
  width: auto;
  display: block;
}

.ch-header__wordmark {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.ch-header__name {
  font-family: 'Krona One', Arial, sans-serif;
  font-size: 1rem;
  font-weight: normal;
  color: var(--ch-blue);
  letter-spacing: .01em;
}

.ch-header__sub {
  font-size: .75rem;
  color: var(--ch-muted);
}

.ch-header__nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.ch-header__nav a {
  color: var(--ch-blue);
  text-decoration: none;
  font-size: .9rem;
  font-weight: bold;
}

.ch-header__nav a:hover {
  color: var(--ch-purple);
  text-decoration: underline;
}

/* ── Layout ── */
.ch-layout {
  display: flex;
  min-height: calc(100vh - 74px - 52px); /* subtract header + footer */
}

/* ── Sidebar ── */
.ch-sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--ch-white);
  border-right: 2px solid var(--ch-green);
  display: flex;
  flex-direction: column;
  padding: 1.5rem 0;
}

.ch-sidebar__section {
  padding: 0 1rem .5rem;
  font-size: .7rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--ch-muted);
}

.ch-sidebar__nav {
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
}

.ch-sidebar__nav li a {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .6rem 1.25rem;
  color: var(--ch-text);
  text-decoration: none;
  font-size: .9rem;
  border-left: 3px solid transparent;
  transition: background .15s, border-color .15s;
}

.ch-sidebar__nav li a:hover,
.ch-sidebar__nav li a.active {
  background: var(--ch-green);
  border-left-color: var(--ch-blue);
  color: var(--ch-blue);
  font-weight: bold;
}

.ch-sidebar__footer {
  padding: 1rem 1.25rem 0;
  border-top: 1px solid var(--ch-border);
}

.ch-sidebar__footer a {
  color: var(--ch-muted);
  font-size: .85rem;
  text-decoration: none;
}

.ch-sidebar__footer a:hover {
  color: var(--ch-blue);
  text-decoration: underline;
}

/* ── Main ── */
.ch-main {
  flex: 1;
  padding: 2rem 1.5rem;
  min-width: 0;
}

/* Without sidebar: center content (login, 2fa pages) */
.ch-layout:not(:has(.ch-sidebar)) .ch-main {
  max-width: 1100px;
  margin: 0 auto;
}

/* ── Dashboard grid ── */
.ch-dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.ch-stat-card {
  background: var(--ch-white);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(15, 45, 127, .1);
  padding: 1.5rem;
  text-decoration: none;
  color: var(--ch-text);
  display: flex;
  flex-direction: column;
  gap: .5rem;
  border-left: 4px solid var(--ch-teal);
  transition: transform .15s, box-shadow .15s;
}

.ch-stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(15, 45, 127, .15);
}

.ch-stat-card__label {
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--ch-muted);
  font-weight: bold;
}

.ch-stat-card__value {
  font-family: 'Krona One', Arial, sans-serif;
  font-size: 2rem;
  color: var(--ch-blue);
  line-height: 1;
}

.ch-stat-card__desc {
  font-size: .8rem;
  color: var(--ch-muted);
}

/* ── Headings ── */
h1, h2, h3 {
  font-family: 'Krona One', Arial, sans-serif;
  font-weight: normal;
}

/* ── Card ── */
.ch-card {
  background: var(--ch-white);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(15, 45, 127, .12);
  padding: 2rem;
}

.ch-card--narrow {
  max-width: 400px;
  margin: 3rem auto;
}

/* ── Forms ── */
.ch-form__label {
  display: block;
  margin-bottom: .25rem;
  font-weight: bold;
  font-size: .9rem;
}

.ch-form__input {
  width: 100%;
  padding: .5rem .75rem;
  border: 1px solid var(--ch-border);
  border-radius: 4px;
  box-sizing: border-box;
  font-size: 1rem;
  font-family: Arial, sans-serif;
  color: var(--ch-text);
}

.ch-form__input:focus {
  outline: 2px solid var(--ch-teal);
  outline-offset: 1px;
  border-color: var(--ch-teal);
}

.ch-form__group {
  margin-bottom: 1rem;
}

/* ── Buttons ── */
.ch-btn {
  width: 100%;
  padding: .6rem;
  background: var(--ch-blue);
  color: var(--ch-white);
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  font-family: Arial, sans-serif;
  cursor: pointer;
}

.ch-btn:hover {
  background: #0a1f5c;
}

.ch-btn--confirm {
  background: var(--ch-teal);
  color: var(--ch-text);
}

.ch-btn--confirm:hover {
  background: #00b872;
}

/* ── Alerts ── */
.ch-alert--error {
  background: var(--ch-error-bg);
  border: 1px solid var(--ch-error-border);
  color: var(--ch-error-text);
  padding: .75rem 1rem;
  border-radius: 4px;
  margin-bottom: 1rem;
}

/* ── 2FA specific ── */
.ch-totp-qr {
  text-align: center;
  margin-bottom: 1.5rem;
}

.ch-totp-details {
  margin-bottom: 1.5rem;
}

.ch-totp-details summary {
  cursor: pointer;
  color: var(--ch-blue);
}

.ch-totp-secret {
  margin-top: .5rem;
  font-family: monospace;
  word-break: break-all;
  background: #f4f4f4;
  padding: .5rem;
  border-radius: 4px;
}

.ch-form__input--otp {
  font-size: 1.5rem;
  letter-spacing: .3em;
  text-align: center;
}

/* ── Footer ── */
.ch-footer {
  background: var(--ch-blue);
  color: var(--ch-white);
  margin-top: 4rem;
}

.ch-footer__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.25rem 1rem;
  font-size: .85rem;
  opacity: .9;
}