/* ============================================================
   sh-auth.css — Admin (site/login) + Patient (site/userlogin) sign-in
   Split screen: banner (Settings > Login Page Banners) + form card.
   Colours come from sh-tokens.css / Theme Studio (--accent, --surface, --ink ...),
   so every preset and brand colour carries through. All rules are scoped to .auth.
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  background: var(--bg, #F5F7FA);
  color: var(--ink, #1A2733);
  font-family: 'Inter', var(--font, system-ui), -apple-system, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
}

.auth {
  --portal:      var(--accent, #1B73E8);
  --portal-ink:  var(--accent-ink, #FFFFFF);
  --portal-soft: var(--accent-soft, rgba(27,115,232,.14));
  --portal-deep: #0B1A33;
  --danger:      #E5484D;
  --success:     #22A06B;
  --field-bg:    var(--surface-2, #F8FAFC);
  --field-line:  var(--border-strong, #C8D0DA);
  --r-card: 20px;
  --r-ctl:  12px;

  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  /* banner 70% / form 30%; the form never drops below 340px on mid-size laptops */
  grid-template-columns: minmax(0, 7fr) minmax(340px, 3fr);
  background: var(--surface, #FFFFFF);
}
/* Patient portal: its own teal identity and mirrored layout (form left, banner right). */
.auth--patient {
  --portal:      #0F766E;
  --portal-ink:  #FFFFFF;
  --portal-soft: rgba(15,118,110,.16);
  --portal-deep: #062C2A;
  grid-template-columns: minmax(340px, 3fr) minmax(0, 7fr);
}
.auth--patient .auth-visual { order: 2; }

/* ---------------- Banner ---------------- */
.auth-visual {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  color: #FFFFFF;
  background: var(--portal-deep);
  min-height: 100%;
}
.auth-visual-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  z-index: 0;
}
/* Built-in design used when no banner is configured (or the image fails to load). */
.auth-visual-fallback {
  position: absolute; inset: 0; z-index: 0;
  display: none;
  background:
    radial-gradient(circle at 18% 22%, color-mix(in srgb, var(--portal) 55%, transparent) 0, transparent 42%),
    radial-gradient(circle at 82% 78%, color-mix(in srgb, var(--portal) 38%, transparent) 0, transparent 46%),
    linear-gradient(140deg, color-mix(in srgb, var(--portal) 70%, #050B18) 0%, var(--portal-deep) 62%, #050B18 100%);
}
.auth-visual-fallback::after {
  /* faint medical-cross grid */
  content: ""; position: absolute; inset: 0; opacity: .05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='56'%3E%3Cpath d='M24 18h8v6h6v8h-6v6h-8v-6h-6v-8h6z' fill='%23fff'/%3E%3C/svg%3E");
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 85%);
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 85%);
}
.auth-visual.is-fallback .auth-visual-fallback { display: block; }
.auth-visual-shade {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(180deg, rgba(5,11,24,.62) 0%, rgba(5,11,24,.08) 30%, rgba(5,11,24,.18) 55%, rgba(5,11,24,.86) 100%);
}
.auth-visual.is-fallback .auth-visual-shade { background: linear-gradient(180deg, transparent 50%, rgba(5,11,24,.45) 100%); }

/* An uploaded banner is the hospital's own artwork (often with its own text and logo):
   show it as-is. The headline / feature copy only decorates the built-in design. */
.auth-visual:not(.is-fallback) .auth-visual-brand,
.auth-visual:not(.is-fallback) .auth-visual-eyebrow,
.auth-visual:not(.is-fallback) .auth-visual-title,
.auth-visual:not(.is-fallback) .auth-visual-lead,
.auth-visual:not(.is-fallback) .auth-visual-points { display: none; }
.auth-visual:not(.is-fallback) .auth-visual-shade { background: linear-gradient(180deg, transparent 72%, rgba(5,11,24,.30) 100%); }
.auth-visual:not(.is-fallback) .auth-visual-content { justify-content: flex-end; }

.auth-visual-content {
  position: relative; z-index: 2;
  height: 100%;
  display: flex; flex-direction: column; justify-content: space-between;
  gap: 32px;
  padding: clamp(28px, 4vw, 56px);
}
.auth-visual-brand { display: flex; align-items: center; gap: 12px; }
/* White pill sized to the logo, so square marks and wide wordmarks both stay legible. */
.auth-visual-mark {
  min-width: 44px; height: 44px; flex-shrink: 0;
  padding: 0 10px;
  border-radius: 12px;
  background: #FFFFFF;
  display: inline-flex; align-items: center; justify-content: center;
  overflow: hidden;
  color: var(--portal); font-weight: 800; font-size: 20px;
  box-shadow: 0 6px 18px rgba(0,0,0,.25);
}
.auth-visual-mark img { height: 30px; width: auto; max-width: 150px; object-fit: contain; }
.auth-visual-name { font-size: 17px; font-weight: 700; letter-spacing: -.01em; text-shadow: 0 1px 8px rgba(0,0,0,.35); }

.auth-visual-copy { max-width: 560px; }
.auth-visual-eyebrow {
  display: inline-block;
  font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.24);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.auth-visual-title {
  margin: 18px 0 10px;
  font-size: clamp(26px, 2.6vw, 40px); line-height: 1.15; font-weight: 800; letter-spacing: -.02em;
  text-shadow: 0 2px 18px rgba(0,0,0,.3);
}
.auth-visual-lead { margin: 0 0 22px; font-size: 16px; line-height: 1.6; color: rgba(255,255,255,.86); max-width: 480px; }
.auth-visual-points { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.auth-visual-points li {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13.5px; font-weight: 600;
  padding: 8px 14px 8px 10px; border-radius: 999px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.auth-visual-points svg {
  width: 18px; height: 18px; padding: 2px; flex-shrink: 0;
  border-radius: 50%; background: var(--portal); color: var(--portal-ink);
}

.auth-news {
  margin-top: 26px;
  padding: 14px 16px; border-radius: 16px;
  background: rgba(5,11,24,.42);
  border: 1px solid rgba(255,255,255,.16);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  display: grid; gap: 10px;
}
.auth-news-label { font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: rgba(255,255,255,.7); }
.auth-news-item { display: grid; gap: 2px; color: #FFFFFF; text-decoration: none; padding: 6px 8px; margin: 0 -8px; border-radius: 10px; transition: background .15s; }
.auth-news-item:hover { background: rgba(255,255,255,.08); }
.auth-news-item:focus-visible { outline: 2px solid #FFFFFF; outline-offset: 2px; }
.auth-news-date { font-size: 11.5px; color: rgba(255,255,255,.65); }
.auth-news-item strong { font-size: 14px; }
.auth-news-item span:last-child { font-size: 13px; color: rgba(255,255,255,.78); line-height: 1.45; }

/* ---------------- Form panel ---------------- */
.auth-panel {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 40px clamp(24px, 2.2vw, 48px) 28px;
  background: var(--surface, #FFFFFF);
  min-width: 0;
}
.auth-card {
  width: 100%; max-width: 420px;
  margin: auto 0;
  animation: authIn .45s cubic-bezier(.2,.7,.3,1) both;
}
@keyframes authIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.auth-logo {
  display: inline-flex; align-items: center;
  padding: 10px 16px;
  border-radius: 14px;
  background: #FFFFFF;
  border: 1px solid rgba(15,23,42,.08);
  box-shadow: 0 8px 24px rgba(15,23,42,.10);
  max-width: 100%;
}
.auth-logo img { display: block; height: 44px; width: auto; max-width: 240px; object-fit: contain; }
.auth-logo-text { font-size: 18px; font-weight: 800; color: #0F172A; }

.auth-badge {
  display: flex; width: fit-content; align-items: center; gap: 7px;
  margin-top: 28px;
  padding: 6px 12px 6px 8px;
  border-radius: 999px;
  background: var(--portal); color: var(--portal-ink);
  font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
}
.auth-badge svg { width: 16px; height: 16px; }

.auth-title { margin: 14px 0 6px; font-size: 30px; line-height: 1.2; font-weight: 800; letter-spacing: -.02em; color: var(--ink, #1A2733); }
.auth-sub { margin: 0 0 24px; font-size: 15px; line-height: 1.55; color: var(--muted, #5F6B7A); }

.auth-alert {
  display: flex; gap: 10px; align-items: flex-start;
  margin: 0 0 18px; padding: 12px 14px;
  border-radius: var(--r-ctl);
  font-size: 14px; line-height: 1.45; color: var(--ink, #1A2733);
  border: 1px solid transparent;
}
.auth-alert svg { width: 20px; height: 20px; flex-shrink: 0; margin-top: -1px; }
.auth-alert--error   { background: rgba(229,72,77,.10); border-color: rgba(229,72,77,.35); }
.auth-alert--error svg { color: var(--danger); }
.auth-alert--success { background: rgba(34,160,107,.10); border-color: rgba(34,160,107,.35); }
.auth-alert--success svg { color: var(--success); }

.auth-form { display: grid; gap: 18px; }
.auth-field { display: grid; gap: 7px; min-width: 0; }
.auth-label { font-size: 13.5px; font-weight: 600; color: var(--ink-2, var(--ink, #35404A)); }
.auth-input-wrap { position: relative; }
.auth-input-icon {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  width: 19px; height: 19px; color: var(--faint, #8995A4); pointer-events: none;
  transition: color .15s;
}
.auth-input {
  width: 100%; height: 50px;
  padding: 0 14px 0 44px;
  border: 1.5px solid var(--field-line);
  border-radius: var(--r-ctl);
  background: var(--field-bg);
  color: var(--ink, #1A2733);
  font-family: inherit; font-size: 15px; font-weight: 500; line-height: 1.2;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
.auth-input--plain  { padding-left: 14px; }
.auth-input--toggle { padding-right: 50px; }
.auth-input::placeholder { color: var(--faint, #8995A4); opacity: 1; font-weight: 400; }
.auth-input:hover { border-color: color-mix(in srgb, var(--portal) 45%, var(--field-line)); }
.auth-input:focus {
  outline: none;
  border-color: var(--portal);
  background: var(--surface, #FFFFFF);
  box-shadow: 0 0 0 4px var(--portal-soft);
}
.auth-input-wrap:focus-within .auth-input-icon { color: var(--portal); }
.auth-field.is-invalid .auth-input { border-color: var(--danger); }
.auth-field.is-invalid .auth-input:focus { box-shadow: 0 0 0 4px rgba(229,72,77,.18); }
.auth-error { font-size: 13px; font-weight: 500; color: var(--danger); min-height: 0; }
.auth-error:empty { display: none; }
.auth-hint { font-size: 12.5px; font-weight: 600; color: #B7791F; }

.auth-toggle {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border: 0; border-radius: 10px; background: transparent;
  color: var(--muted, #5F6B7A); cursor: pointer;
  transition: background .15s, color .15s;
}
.auth-toggle:hover { background: var(--portal-soft); color: var(--portal); }
.auth-toggle:focus-visible { outline: 2px solid var(--portal); outline-offset: 1px; }
.auth-toggle svg { width: 20px; height: 20px; }
.auth-toggle .i-hide, .auth-toggle[aria-pressed="true"] .i-show { display: none; }
.auth-toggle[aria-pressed="true"] .i-hide { display: block; }

.auth-captcha { display: flex; align-items: center; gap: 10px; }
.auth-captcha-img { flex: 1; min-width: 0; height: 50px; border-radius: var(--r-ctl); overflow: hidden; border: 1.5px solid var(--field-line); background: #FFFFFF; display: flex; align-items: center; }
.auth-captcha-img img { height: 100%; width: auto; max-width: 100%; }
.auth-captcha-refresh {
  width: 50px; height: 50px; flex-shrink: 0;
  border-radius: var(--r-ctl); border: 1.5px solid var(--field-line);
  background: var(--field-bg); color: var(--muted, #5F6B7A); cursor: pointer;
  display: grid; place-items: center;
}
.auth-captcha-refresh svg { width: 18px; height: 18px; }
.auth-captcha-refresh:hover { color: var(--portal); border-color: var(--portal); }
.auth-captcha-refresh:focus-visible { outline: 2px solid var(--portal); outline-offset: 2px; }

.auth-row { display: flex; justify-content: flex-end; margin-top: -4px; }
.auth-link {
  color: var(--link, var(--portal)); font-weight: 600; font-size: 14px; text-decoration: none;
  border-radius: 4px;
}
.auth--patient .auth-link { color: color-mix(in srgb, var(--portal) 55%, var(--ink, #1A2733)); }
.auth-link:hover { text-decoration: underline; text-underline-offset: 3px; }
.auth-link:focus-visible { outline: 2px solid var(--portal); outline-offset: 3px; }

.auth-submit {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  width: 100%; height: 52px;
  border: 0; border-radius: var(--r-ctl);
  background: var(--portal); color: var(--portal-ink);
  font-family: inherit; font-size: 15.5px; font-weight: 700; line-height: 1; letter-spacing: .01em;
  cursor: pointer;
  box-shadow: 0 10px 24px -8px color-mix(in srgb, var(--portal) 70%, transparent);
  transition: transform .15s, box-shadow .15s, filter .15s;
}
.auth-submit:hover { filter: brightness(1.06); transform: translateY(-1px); box-shadow: 0 14px 28px -10px color-mix(in srgb, var(--portal) 80%, transparent); }
.auth-submit:active { transform: none; }
.auth-submit:focus-visible { outline: 3px solid color-mix(in srgb, var(--portal) 55%, transparent); outline-offset: 3px; }
.auth-submit:disabled { cursor: progress; }
.auth-spinner {
  display: none;
  width: 18px; height: 18px; border-radius: 50%;
  border: 2.5px solid currentColor; border-right-color: transparent;
  animation: authSpin .7s linear infinite;
}
.auth-submit.is-loading { filter: saturate(.85); }
.auth-submit.is-loading .auth-spinner { display: inline-block; }
@keyframes authSpin { to { transform: rotate(360deg); } }

.auth-switch {
  margin-top: 26px; padding-top: 20px;
  border-top: 1px solid var(--border, #E4E8ED);
  font-size: 14px; color: var(--muted, #5F6B7A); text-align: center;
}
.auth-switch:empty { display: none; }
.auth-footer {
  margin-top: 28px;
  font-size: 12.5px; color: var(--faint, #8995A4); text-align: center; line-height: 1.5;
}

/* ---------------- Tablet & mobile: banner becomes a header strip ---------------- */
@media (max-width: 991.98px) {
  .auth, .auth--patient { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto 1fr; }
  .auth--patient .auth-visual { order: 0; }
  .auth-visual { min-height: 0; height: clamp(190px, 30vh, 260px); }
  .auth-visual-content { gap: 12px; padding: 22px 24px 40px; }
  .auth-visual-lead, .auth-visual-points, .auth-news { display: none; }
  .auth-visual-mark { display: none; } /* the full logo sits right below on the form */
  .auth-visual-title { font-size: clamp(20px, 3.6vw, 26px); margin: 12px 0 0; max-width: 520px; }
  .auth-panel {
    position: relative; z-index: 3;
    margin-top: -24px;
    border-radius: 24px 24px 0 0;
    justify-content: flex-start;
    padding: 32px 24px 24px;
    box-shadow: 0 -12px 30px rgba(5,11,24,.18);
  }
  .auth-card { margin: 0 auto; }
}
@media (max-width: 575.98px) {
  .auth-visual { height: clamp(140px, 22vh, 180px); }
  .auth-visual-eyebrow { display: none; }
  .auth-visual-title { font-size: 19px; }
  .auth-visual-name { font-size: 15px; }
  .auth-panel { padding: 26px 18px 20px; }
  .auth-logo img { height: 36px; max-width: 200px; }
  .auth-badge { margin-top: 20px; }
  .auth-title { font-size: 25px; }
  .auth-sub { margin-bottom: 20px; font-size: 14.5px; }
  .auth-input { font-size: 16px; } /* no iOS zoom-on-focus */
}

/* Very short screens (phones in landscape): the form gets the whole screen. */
@media (max-width: 991.98px) and (max-height: 520px) {
  .auth-visual { display: none; }
  .auth-panel { margin-top: 0; border-radius: 0; box-shadow: none; padding-top: 20px; }
  .auth-logo { padding: 6px 12px; }
  .auth-logo img { height: 30px; }
  .auth-badge { margin-top: 12px; }
  .auth-title { font-size: 22px; margin-top: 8px; }
  .auth-sub { margin-bottom: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  .auth *, .auth *::before, .auth *::after { animation: none !important; transition: none !important; }
  .auth-submit.is-loading .auth-spinner { animation: authSpin 1.6s linear infinite !important; }
}