/* Live sign-in screen.
   Colours are tokens. Light is the default. Dark applies when the phone is in dark mode,
   or when the app's Appearance setting is "Dark" (html[data-theme="dark"]).
   Scoped to #login-screen so the rest of the app keeps its own colours. */

/* ---------- Tokens: light ---------- */
:root {
  --ls-bg-a: #f4f6f8;
  --ls-bg-b: #e9edf2;
  --ls-glow-a: rgba(16, 185, 129, 0.16);
  --ls-glow-b: rgba(96, 165, 250, 0.14);
  --ls-glass: linear-gradient(160deg, rgba(255, 255, 255, 0.78) 0%, rgba(255, 255, 255, 0.55) 62%, rgba(255, 255, 255, 0.7) 100%);
  --ls-glass-border: rgba(15, 23, 42, 0.10);
  --ls-glass-edge: rgba(255, 255, 255, 0.95);
  --ls-shadow: 0 26px 50px -26px rgba(15, 23, 42, 0.30), 0 8px 18px -12px rgba(15, 23, 42, 0.18);
  --ls-tile: rgba(255, 255, 255, 0.72);
  --ls-field: #ffffff;
  --ls-field-border: #cbd5e1;
  --ls-field-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.06);
  --ls-placeholder: #94a3b8;
  --ls-text: #0f172a;
  --ls-muted: #475569;
  --ls-dim: #64748b;
  --ls-link: #2563eb;
  --ls-cta: #059669;
  --ls-cta-ink: #ffffff;
  --ls-secondary: rgba(255, 255, 255, 0.85);
  --ls-ring: #f4f6f8;
  --ls-pill: #cbd5e1;
  --ls-error: #dc2626;
  --ls-focus: #2563eb;
}

/* ---------- Tokens: dark (system dark, or Appearance set to Dark) ---------- */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ls-bg-a: #0d0e12;
    --ls-bg-b: #121318;
    --ls-glow-a: rgba(16, 185, 129, 0.16);
    --ls-glow-b: rgba(96, 165, 250, 0.14);
    --ls-glass: linear-gradient(160deg, rgba(255, 255, 255, 0.075) 0%, rgba(255, 255, 255, 0.02) 60%, rgba(255, 255, 255, 0.035) 100%);
    --ls-glass-border: rgba(255, 255, 255, 0.12);
    --ls-glass-edge: rgba(255, 255, 255, 0.18);
    --ls-shadow: 0 30px 60px -24px rgba(0, 0, 0, 0.75), 0 8px 18px -10px rgba(0, 0, 0, 0.55);
    --ls-tile: rgba(255, 255, 255, 0.035);
    --ls-field: rgba(14, 15, 20, 0.7);
    --ls-field-border: #2a2d35;
    --ls-field-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.35);
    --ls-placeholder: #6b7280;
    --ls-text: #ffffff;
    --ls-muted: #9ca3af;
    --ls-dim: #6b7280;
    --ls-link: #60a5fa;
    --ls-cta: #10b981;
    --ls-cta-ink: #ffffff;
    --ls-secondary: rgba(255, 255, 255, 0.035);
    --ls-ring: #0d0e12;
    --ls-pill: #3f4450;
    --ls-error: #f87171;
    --ls-focus: #60a5fa;
  }
}
:root[data-theme="dark"] {
  --ls-bg-a: #0d0e12;
  --ls-bg-b: #121318;
  --ls-glass: linear-gradient(160deg, rgba(255, 255, 255, 0.075) 0%, rgba(255, 255, 255, 0.02) 60%, rgba(255, 255, 255, 0.035) 100%);
  --ls-glass-border: rgba(255, 255, 255, 0.12);
  --ls-glass-edge: rgba(255, 255, 255, 0.18);
  --ls-shadow: 0 30px 60px -24px rgba(0, 0, 0, 0.75), 0 8px 18px -10px rgba(0, 0, 0, 0.55);
  --ls-tile: rgba(255, 255, 255, 0.035);
  --ls-field: rgba(14, 15, 20, 0.7);
  --ls-field-border: #2a2d35;
  --ls-field-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.35);
  --ls-placeholder: #6b7280;
  --ls-text: #ffffff;
  --ls-muted: #9ca3af;
  --ls-dim: #6b7280;
  --ls-link: #60a5fa;
  --ls-cta: #10b981;
  --ls-cta-ink: #ffffff;
  --ls-secondary: rgba(255, 255, 255, 0.035);
  --ls-ring: #0d0e12;
  --ls-pill: #3f4450;
  --ls-error: #f87171;
  --ls-focus: #60a5fa;
}

/* ---------- Screen and 3D glass background ---------- */
#login-screen.ls-screen {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: max(40px, calc(env(safe-area-inset-top, 0px) + 24px)) 20px max(28px, env(safe-area-inset-bottom, 0px));
  box-sizing: border-box;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(60% 40% at 18% 12%, var(--ls-glow-a) 0%, transparent 70%),
    radial-gradient(55% 45% at 90% 88%, var(--ls-glow-b) 0%, transparent 70%),
    linear-gradient(180deg, var(--ls-bg-a) 0%, var(--ls-bg-b) 55%, var(--ls-bg-a) 100%);
  color: var(--ls-text);
  font-family: Inter, "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
#login-screen.ls-screen.hidden { display: none !important; }
#login-screen.ls-screen::before,
#login-screen.ls-screen::after { content: ""; position: absolute; inset: -20%; pointer-events: none; z-index: 0; }
#login-screen.ls-screen::before {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.22) 0%, rgba(255, 255, 255, 0.04) 42%, transparent 60%) 8% 6% / 52% 34% no-repeat,
    linear-gradient(225deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0.02) 45%, transparent 62%) 92% 18% / 46% 30% no-repeat,
    linear-gradient(160deg, rgba(255, 255, 255, 0.14) 0%, transparent 55%) 30% 92% / 60% 26% no-repeat;
  transform: rotate(-8deg);
  filter: blur(0.5px);
}
#login-screen.ls-screen::after {
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.28) 0 3%, transparent 8%) 0 0 / 100% 100% no-repeat,
    radial-gradient(circle at 75% 60%, rgba(255, 255, 255, 0.16) 0 4%, transparent 10%) 0 0 / 100% 100% no-repeat;
  filter: blur(6px);
  opacity: 0.9;
}
#login-screen .ls-wrap { position: relative; z-index: 1; width: 100%; max-width: 440px; margin: 0 auto; display: grid; gap: 28px; }

/* ---------- Glass cards ---------- */
#login-screen .ls-card,
#login-screen .ls-tile {
  background: var(--ls-glass);
  border: 1px solid var(--ls-glass-border);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  box-shadow: inset 0 1px 0 var(--ls-glass-edge), inset 0 -1px 0 rgba(255, 255, 255, 0.04), var(--ls-shadow);
}
#login-screen .ls-card { padding: 24px; border-radius: 18px; }
#login-screen .ls-tile { border-radius: 14px; }
#login-screen .ls-brand { display: flex; align-items: center; gap: 10px; margin: 0 0 22px; }
#login-screen .ls-brand svg { width: 22px; height: 22px; flex: 0 0 auto; stroke: var(--ls-text); }
#login-screen .ls-brand span { font-size: 22px; font-weight: 600; letter-spacing: -0.01em; color: var(--ls-text); }

/* ---------- Form ---------- */
#login-screen .ls-form { display: grid; gap: 14px; margin: 0; }
#login-screen .ls-form.hidden { display: none !important; }
#login-screen .ls-field { display: grid; gap: 8px; font-size: 13px; font-weight: 500; color: var(--ls-muted); }
#login-screen .ls-input {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  background: var(--ls-field);
  color: var(--ls-text);
  border: 1px solid var(--ls-field-border);
  border-radius: 8px;
  font: inherit;
  font-size: 15px;
  box-sizing: border-box;
  box-shadow: var(--ls-field-shadow);
}
#login-screen .ls-input::placeholder { color: var(--ls-placeholder); font-weight: 400; }
#login-screen .ls-password { position: relative; display: block; }
#login-screen .ls-password .ls-input { padding-right: 64px; }
#login-screen .ls-show {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  min-width: 44px;
  min-height: 36px;
  padding: 0 8px;
  background: none;
  border: 0;
  color: var(--ls-link);
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
}

/* ---------- Buttons ---------- */
#login-screen .ls-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  min-height: 46px;
  border-radius: 8px;
  font: inherit;
  font-size: 15px;
  cursor: pointer;
  box-sizing: border-box;
}
#login-screen .ls-btn-primary { margin-top: 6px; background: var(--ls-cta); color: var(--ls-cta-ink); border: 0; font-weight: 700; }
#login-screen .ls-btn-secondary { background: var(--ls-secondary); color: var(--ls-text); border: 1px solid var(--ls-field-border); font-weight: 600; }
#login-screen .ls-btn-google { margin-top: 14px; background: var(--ls-secondary); color: var(--ls-text); border: 1px solid var(--ls-field-border); font-weight: 600; }
#login-screen .ls-btn-google svg { width: 18px; height: 18px; flex: 0 0 auto; }
#login-screen .ls-btn:focus-visible,
#login-screen .ls-link:focus-visible,
#login-screen .ls-show:focus-visible,
#login-screen .ls-input:focus-visible,
#login-screen .ls-footer a:focus-visible,
#login-screen .ls-tile:focus-visible { outline: 2px solid var(--ls-focus); outline-offset: 2px; }

/* ---------- Links ---------- */
#login-screen .ls-link {
  display: block;
  width: 100%;
  min-height: 36px;
  margin: 0;
  padding: 6px 0;
  background: none;
  border: 0;
  text-align: center;
  color: var(--ls-link);
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
#login-screen .ls-link + .ls-link { margin-top: 2px; }
#login-screen .ls-card > .ls-link { margin-top: 10px; }
#login-screen .ls-error,
#login-screen .ls-status { margin: 0; font-size: 13px; line-height: 1.4; }
#login-screen .ls-error { color: var(--ls-error); }
#login-screen .ls-status { color: var(--ls-muted); }
#login-screen .ls-error:empty,
#login-screen .ls-status:empty { display: none; }
#login-screen .ls-email-form { margin-top: 14px; }

/* ---------- Discover ---------- */
#login-screen .ls-discover h2 { margin: 0 0 14px; font-size: 14px; font-weight: 600; color: var(--ls-text); }
#login-screen .ls-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
#login-screen .ls-tile {
  display: grid;
  justify-items: center;
  align-content: center;
  gap: 12px;
  min-width: 0;
  min-height: 124px;
  padding: 14px 4px;
  text-align: center;
}
#login-screen .ls-tile-icon { width: 48px; height: 48px; }
#login-screen .ls-tile-label { font-size: 11.5px; font-weight: 500; line-height: 1.25; letter-spacing: -0.01em; color: var(--ls-text); overflow-wrap: normal; hyphens: auto; max-width: 100%; }
/* 3D illustration on a card. Rounded so the image background blends in. */
#login-screen .ls-tile-art { width: 60px; height: 60px; object-fit: cover; border-radius: 12px; }

/* Team attendance: three photos side by side, all visible at once, with the sync badge. */
#login-screen .ls-avatars { position: relative; display: flex; align-items: center; justify-self: center; height: 40px; padding-right: 0; }
#login-screen .ls-avatars-row { gap: 4px; height: 40px; }
#login-screen .ls-avatars-row img { width: 32px; height: 32px; margin-left: 0; border: 0; border-radius: 50%; object-fit: cover; background: var(--ls-field); box-shadow: 0 2px 6px rgba(15, 23, 42, 0.18); }
#login-screen .ls-sync {
  position: absolute;
  right: -8px;
  bottom: -6px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--ls-cta);
  border: 2px solid var(--ls-ring);
}
#login-screen .ls-sync svg { width: 13px; height: 13px; }

/* Phones: the Team attendance card is a little wider so its photos can be larger. */
@media (max-width: 560px) {
  #login-screen .ls-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr) minmax(0, 1fr); }
  #login-screen .ls-avatars-row { gap: 3px; }
  #login-screen .ls-avatars-row img { width: 28px; height: 28px; }
}

/* ---------- Footer ---------- */
#login-screen .ls-footer { margin: 0; text-align: center; font-size: 13px; color: var(--ls-dim); }
#login-screen .ls-footer a { color: var(--ls-dim); text-decoration: underline; text-underline-offset: 3px; }

@media (max-width: 360px) {
  #login-screen .ls-tile-label { font-size: 10.5px; }
  #login-screen .ls-avatars-row { gap: 3px; height: 36px; }
  #login-screen .ls-avatars-row img { width: 26px; height: 26px; }
  #login-screen .ls-sync { width: 19px; height: 19px; }
}
@media (prefers-reduced-motion: reduce) {
  #login-screen .ls-btn, #login-screen .ls-link { transition: none; }
}