/* ============================================================================
   Sign-in card — editorial, hand-set
   ----------------------------------------------------------------------------
   Shared by every public page (#signInModal). Loaded after index.css and
   scoped to .crx-signin so nothing else on the page changes.

   Minimal: paper with a faint grain and no frame, the crest above a plain
   headline, fields with a single hairline underneath, one ink button.
   Tokens come from index.css (--paper, --ink, --gold, --line …).
   ============================================================================ */

.crx-modal.crx-signin {
  --si-paper:     var(--paper, #f6f4ef);
  --si-paper-2:   var(--paper-2, #eee9de);
  --si-ink:       var(--ink, #16233b);
  --si-ink-2:     var(--ink-2, #25324c);
  --si-ink-soft:  var(--ink-soft, #4a5670);
  --si-line:      var(--line, #e3dccd);
  --si-line-2:    var(--line-strong, #d3cab6);
  --si-gold:      var(--gold, #c49a45);
  --si-accent:    var(--accent, #8a6a22);
  --si-danger:    #c0392b;   /* matches index.css .crx-error */
  --si-radius:    6px;
  --si-ease:      cubic-bezier(0.22, 1, 0.36, 1);

  position: relative;
  width: 100%;
  max-width: 440px;
  padding: 2.75rem 2.5rem 2.25rem;
  color: var(--si-ink);
  background:
    /* faint paper grain: two offset dot grids, barely there */
    radial-gradient(rgba(22, 35, 59, 0.045) 0.5px, transparent 0.6px) 0 0 / 7px 7px,
    radial-gradient(rgba(22, 35, 59, 0.03) 0.5px, transparent 0.6px) 3px 4px / 9px 9px,
    var(--si-paper);
  border: 0;
  border-radius: var(--si-radius);
  box-shadow:
    0 24px 60px -20px rgba(22, 35, 59, 0.45),
    0 8px 24px -12px rgba(22, 35, 59, 0.25);
}

/* Everything sits above the frame pseudo-elements */
.crx-modal.crx-signin > * { position: relative; z-index: 1; }

/* Close: a quiet circle in the corner */
.crx-modal.crx-signin .crx-modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 50%;
  background: transparent;
  color: var(--si-ink-soft);
  font-size: 0.9rem;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
  z-index: 2;
}
.crx-modal.crx-signin .crx-modal-close:hover {
  color: var(--si-ink);
  border-color: var(--si-line-2);
  background: var(--si-paper-2);
}
.crx-modal.crx-signin .crx-modal-close:focus-visible {
  outline: 2px solid var(--si-gold);
  outline-offset: 2px;
}

/* ---- Masthead: crest and headline ------------------------------------------- */
.crx-signin-masthead {
  text-align: center;
  margin-bottom: 1.6rem;
}

.crx-signin-crest {
  display: block;
  width: 64px;
  height: 64px;
  margin: 0 auto 1.1rem;
  object-fit: contain;
  filter: drop-shadow(0 6px 10px rgba(22, 35, 59, 0.18));
}

.crx-modal.crx-signin h2 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display, "Playfair Display", serif);
  font-weight: 700;
  font-size: 1.85rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--si-ink);
}

.crx-modal.crx-signin .crx-modal-subtitle {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--si-ink-soft);
}

/* ---- Fields: numbered labels, a single hairline under each input ----------- */
.crx-signin-form { margin: 0; }

.crx-modal.crx-signin .crx-signin-field {
  margin-bottom: 1.35rem;
}

.crx-modal.crx-signin .crx-signin-field label {
  display: block;
  margin-bottom: 0.1rem;
  font-family: var(--font-sans, "Inter", sans-serif);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  color: var(--si-ink-2);
}

/* The input: no box, just a rule beneath. Padding keeps the text at the
   same height as the rest of the site's fields. */
.crx-modal.crx-signin .crx-signin-field input {
  width: 100%;
  min-height: 48px;
  padding: 0.7rem 0.1rem 0.6rem;
  font-family: var(--font-sans, "Inter", sans-serif);
  font-size: 1.02rem;
  color: var(--si-ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--si-line-2);
  border-radius: 0;
  box-shadow: none;
  transition: border-color 0.2s ease;
}
.crx-modal.crx-signin .crx-signin-field input::placeholder {
  color: #a39b8d;
  font-weight: 400;
}

/* Focus: the rule turns ink and a second gold rule rises beneath it */
.crx-modal.crx-signin .crx-signin-field input:focus {
  outline: none;
  border-bottom-color: var(--si-ink);
  box-shadow: 0 2px 0 0 var(--si-gold);
}

/* Autofill should not paint the browser's yellow box on the paper */
.crx-modal.crx-signin .crx-signin-field input:-webkit-autofill,
.crx-modal.crx-signin .crx-signin-field input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--si-ink);
  -webkit-box-shadow: 0 0 0 1000px var(--si-paper) inset;
  transition: background-color 9999s ease-out;
}

/* Password field with its show/hide control on the rule */
.crx-modal.crx-signin .crx-password-wrapper {
  position: relative;
  display: flex;
}
.crx-modal.crx-signin .crx-password-wrapper input { padding-right: 2.75rem; }
.crx-modal.crx-signin .crx-toggle-password {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--si-ink-soft);
  font-size: 0.9rem;
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease;
}
.crx-modal.crx-signin .crx-toggle-password:hover { color: var(--si-ink); background: var(--si-paper-2); }
.crx-modal.crx-signin .crx-toggle-password:focus-visible { outline: 2px solid var(--si-gold); outline-offset: 1px; }

/* Forgot link: right-aligned, tucked under the password rule */
.crx-signin-forgot {
  align-self: flex-end;
  margin-top: 0.4rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--si-ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.crx-signin-forgot:hover { color: var(--si-accent); border-bottom-color: var(--si-accent); }
.crx-signin-forgot:focus-visible { outline: 2px solid var(--si-gold); outline-offset: 2px; }

/* ---- Submit: one ink button, letterspaced, arrow nudges on hover ----------- */
.crx-modal.crx-signin .crx-signin-submit {
  --btn-bg: var(--si-ink);
  --btn-fg: var(--si-paper);
  width: 100%;
  min-height: 52px;
  margin-top: 0.4rem;
  gap: 0.75rem;
  padding: 0.95rem 1.5rem;
  font-family: var(--font-sans, "Inter", sans-serif);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-transform: none;
  color: var(--btn-fg);
  background: var(--btn-bg);
  border: 1px solid var(--btn-bg);
  border-radius: 3px;
  box-shadow: 0 10px 24px -14px rgba(22, 35, 59, 0.7);
  transform: none;
  transition: background 0.25s var(--si-ease), border-color 0.25s var(--si-ease), box-shadow 0.25s var(--si-ease);
}
.crx-modal.crx-signin .crx-signin-submit i {
  font-size: 0.8rem;
  transition: transform 0.3s var(--si-ease);
}
.crx-modal.crx-signin .crx-signin-submit:hover {
  --btn-bg: var(--si-ink-2);
  color: var(--si-paper);
  transform: none;                 /* no lift: the arrow moves, the button does not */
  box-shadow: 0 14px 28px -14px rgba(22, 35, 59, 0.75);
}
.crx-modal.crx-signin .crx-signin-submit:hover i { transform: translateX(4px); }
.crx-modal.crx-signin .crx-signin-submit:focus-visible {
  outline: 2px solid var(--si-gold);
  outline-offset: 3px;
}
.crx-modal.crx-signin .crx-signin-submit:disabled {
  opacity: 0.7;
  cursor: progress;
}
.crx-modal.crx-signin .crx-signin-submit:disabled i { transform: none; }

/* ---- Footer: a rule with a gold mark, then two quiet lines ----------------- */
.crx-signin-foot {
  margin-top: 1.6rem;
  text-align: center;
}

/* One hairline above the footer lines */
.crx-signin-rule {
  display: block;
  height: 1px;
  margin: 0 0 1rem;
  background: var(--si-line-2);
}

.crx-modal.crx-signin .crx-modal-footer-text {
  margin: 0.25rem 0 0;
  font-size: 0.86rem;
  color: var(--si-ink-soft);
}
.crx-modal.crx-signin .crx-form-link {
  color: var(--si-accent);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(138, 106, 34, 0.35);
  transition: border-color 0.2s ease, color 0.2s ease;
}
.crx-modal.crx-signin .crx-form-link:hover { color: var(--si-ink); border-bottom-color: var(--si-ink); }
.crx-modal.crx-signin .crx-form-link:focus-visible { outline: 2px solid var(--si-gold); outline-offset: 2px; }

/* ---- Errors: the rule turns red, the message settles in beneath it -------- */
.crx-modal.crx-signin .crx-signin-field input.crx-error,
.crx-modal.crx-signin .crx-signin-field input.crx-error:focus {
  border-bottom-color: var(--si-danger);
  box-shadow: 0 2px 0 0 rgba(179, 38, 30, 0.35);
}

.crx-modal.crx-signin .crx-error-msg {
  display: block;
  min-height: 1.2em;               /* space is reserved: no jump when text arrives */
  margin-top: 0.45rem;
  font-size: 0.8rem;
  line-height: 1.4;
  color: var(--si-danger);
  opacity: 0;
  transform: translateY(-3px);
  transition: opacity 0.25s ease, transform 0.25s var(--si-ease);
}
.crx-modal.crx-signin .crx-error-msg:not(:empty) {
  opacity: 1;
  transform: none;
}
/* a small red mark in front of the message, drawn rather than an icon glyph */
.crx-modal.crx-signin .crx-error-msg:not(:empty)::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  margin: 0 0.45rem 0.1em 0;
  border-radius: 50%;
  background: var(--si-danger);
  vertical-align: middle;
}

/* The password field keeps its forgot link aligned even while showing an error */
.crx-modal.crx-signin .crx-signin-field:has(.crx-error-msg:not(:empty)) .crx-signin-forgot { margin-top: 0.2rem; }

/* ---- Motion: a quiet arrival ---------------------------------------------------
   The overlay fades, the card rises a little and settles, and the crest,
   headline, form and footer follow in a short stagger. Each open replays it
   because the overlay toggles display. Skipped under prefers-reduced-motion. */
@keyframes siRise {
  from { opacity: 0; transform: translateY(14px) scale(0.985); }
  to   { opacity: 1; transform: none; }
}
@keyframes siFadeUp {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}

#signInModal:not(.crx-hidden) .crx-modal.crx-signin {
  animation: siRise 0.42s var(--si-ease) both;
}
#signInModal:not(.crx-hidden) .crx-signin-crest        { animation: siFadeUp 0.5s var(--si-ease) 0.08s both; }
#signInModal:not(.crx-hidden) .crx-modal.crx-signin h2,
#signInModal:not(.crx-hidden) .crx-modal.crx-signin .crx-modal-subtitle { animation: siFadeUp 0.5s var(--si-ease) 0.22s both; }
#signInModal:not(.crx-hidden) .crx-signin-form          { animation: siFadeUp 0.5s var(--si-ease) 0.3s both; }
#signInModal:not(.crx-hidden) .crx-signin-foot          { animation: siFadeUp 0.5s var(--si-ease) 0.38s both; }

@media (prefers-reduced-motion: reduce) {
  #signInModal:not(.crx-hidden) .crx-modal.crx-signin,
  #signInModal:not(.crx-hidden) .crx-modal.crx-signin * {
    animation: none !important;
    transition: none !important;
  }
}

/* ---- Dark theme: the same card on night paper ---------------------------------
   global.css forces dark surfaces on .crx-modal and inputs with !important;
   the rules below match that specificity so the card keeps its own design. */
[data-theme="dark"] .crx-modal.crx-signin {
  --si-paper:    #161b22;
  --si-paper-2:  #1c2128;
  --si-ink:      #e6edf3;
  --si-ink-2:    #c9d1d9;
  --si-ink-soft: #8b949e;
  --si-line:     #262c35;
  --si-line-2:   #3d444d;
  --si-gold:     #c49a45;
  --si-accent:   #d4ad5c;
  --si-danger:   #f0655d;

  color: var(--si-ink) !important;
  border: 0 !important;
  background:
    radial-gradient(rgba(255, 255, 255, 0.035) 0.5px, transparent 0.6px) 0 0 / 7px 7px,
    radial-gradient(rgba(255, 255, 255, 0.02) 0.5px, transparent 0.6px) 3px 4px / 9px 9px,
    var(--si-paper) !important;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.04) inset,
    0 30px 70px -24px rgba(0, 0, 0, 0.8);
}
[data-theme="dark"] .crx-modal.crx-signin .crx-signin-crest { filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.6)); }

[data-theme="dark"] .crx-modal.crx-signin .crx-signin-field input {
  background: transparent !important;
  color: var(--si-ink) !important;
  border-color: var(--si-line-2) !important;
}
[data-theme="dark"] .crx-modal.crx-signin .crx-signin-field input:focus {
  border-bottom-color: var(--si-gold) !important;
  box-shadow: 0 2px 0 0 var(--si-gold);
}
[data-theme="dark"] .crx-modal.crx-signin .crx-signin-field input.crx-error,
[data-theme="dark"] .crx-modal.crx-signin .crx-signin-field input.crx-error:focus {
  border-bottom-color: var(--si-danger) !important;
  box-shadow: 0 2px 0 0 rgba(240, 101, 93, 0.4);
}
[data-theme="dark"] .crx-modal.crx-signin .crx-signin-field input::placeholder { color: #6e7681 !important; }
[data-theme="dark"] .crx-modal.crx-signin .crx-signin-field input:-webkit-autofill,
[data-theme="dark"] .crx-modal.crx-signin .crx-signin-field input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--si-ink);
  -webkit-box-shadow: 0 0 0 1000px var(--si-paper) inset;
}

/* Ink button becomes a gold-edged night button so it still reads as primary */
[data-theme="dark"] .crx-modal.crx-signin .crx-signin-submit,
[data-theme="dark"] .crx-modal.crx-signin .crx-signin-submit:hover {
  --btn-bg: #0b0f17;
  color: #f3efe6;
  border-color: var(--si-gold);
  box-shadow: 0 14px 30px -16px rgba(0, 0, 0, 0.9);
}
[data-theme="dark"] .crx-modal.crx-signin .crx-signin-submit:hover { --btn-bg: #111827; }

[data-theme="dark"] .crx-modal.crx-signin .crx-modal-close:hover,
[data-theme="dark"] .crx-modal.crx-signin .crx-toggle-password:hover { background: var(--si-paper-2); color: var(--si-ink); }
[data-theme="dark"] .crx-modal.crx-signin .crx-form-link { border-bottom-color: rgba(212, 173, 92, 0.4); }
[data-theme="dark"] .crx-modal.crx-signin .crx-form-link:hover { color: var(--si-ink); border-bottom-color: var(--si-ink); }

/* ---- Rhythm ---------------------------------------------------------------- */
.crx-modal.crx-signin .crx-signin-field { margin-bottom: 1.05rem; }
.crx-modal.crx-signin .crx-error-msg { min-height: 1em; margin-top: 0.35rem; }
.crx-modal.crx-signin .crx-signin-submit { margin-top: 0.6rem; }
.crx-signin-foot { margin-top: 1.5rem; }

/* ---- Short screens and phones ---------------------------------------------- */
/* The overlay scrolls when the card is taller than the viewport */
#signInModal.crx-modal-overlay {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 1.25rem;
}
#signInModal.crx-modal-overlay .crx-modal.crx-signin { margin: auto; }

@media (max-width: 480px) {
  #signInModal.crx-modal-overlay {
    padding: 0.75rem;
    padding-bottom: calc(0.75rem + env(safe-area-inset-bottom, 0px));
  }
  .crx-modal.crx-signin {
    max-width: 100%;
    padding: 2.25rem 1.4rem 1.6rem;
  }
  .crx-modal.crx-signin .crx-modal-close { top: 0.6rem; right: 0.6rem; }
  .crx-signin-crest { width: 56px; height: 56px; margin-bottom: 0.9rem; }
  .crx-modal.crx-signin h2 { font-size: 1.6rem; }
  /* 16px inputs stop iOS zooming the page when a field gets focus */
  .crx-modal.crx-signin .crx-signin-field input { font-size: 16px; }
  .crx-modal.crx-signin .crx-signin-submit { min-height: 50px; }
  .crx-modal.crx-signin .crx-modal-footer-text { font-size: 0.84rem; }
}

@media (max-height: 640px) {
  .crx-modal.crx-signin { padding-top: 2rem; }
  .crx-signin-crest { width: 48px; height: 48px; margin-bottom: 0.7rem; }
  .crx-signin-masthead { margin-bottom: 1.1rem; }
  .crx-modal.crx-signin h2 { font-size: 1.5rem; }
}