/* ==========================================================================
   Nayaship ERP - customer sign-in (minimal)
   Logo, one card, the form. Palette shared with the marketing site;
   no external fonts, icons or frameworks; Poppins only if self-hosted.
   ========================================================================== */

:root {
  --navy:      #0e4f8f;
  --navy-700:  #0a3a6b;

  --bg:        #f4f7fb;
  --surface:   #ffffff;
  --ink:       #102036;
  --text:      #44505f;
  --muted:     #66717f;
  --border:    #d3dce7;
  --line:      #e4e9f1;
  --field:     #ffffff;
  --link:      #0e4f8f;
  --focus:     rgba(14, 79, 143, .16);
  --danger:    #c62828;
  --danger-50: #fdecec;
  --info:      #0b4179;
  --info-50:   #eef4fb;

  --font: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --navy:      #2f78c2;
    --navy-700:  #3d87d1;
    --bg:        #0a1420;
    --surface:   #101d2b;
    --ink:       #e8eef5;
    --text:      #b7c3d0;
    --muted:     #8b99a9;
    --border:    #2a3d52;
    --line:      #1d2d40;
    --field:     #0b1724;
    --link:      #7fbcef;
    --focus:     rgba(76, 155, 224, .3);
    --danger:    #ff8a80;
    --danger-50: rgba(198, 40, 40, .15);
    --info:      #9cc8f0;
    --info-50:   rgba(76, 155, 224, .12);
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

:focus-visible { outline: 2px solid var(--link); outline-offset: 2px; }

.page {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 16px 24px;
}

/* ---------- logo ---------- */

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
  color: var(--ink);
  text-decoration: none;
}
.logo__mark {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 9px;
  color: #fff;
  background: #0e4f8f;
}
.logo__name { font-size: 20px; font-weight: 700; letter-spacing: -.3px; }

/* ---------- card ---------- */

.card {
  width: 100%;
  max-width: 400px;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
}

.card h1 { font-size: 22px; font-weight: 600; letter-spacing: -.01em; color: var(--ink); }
.card__sub { margin: 4px 0 24px; font-size: 14px; color: var(--muted); }

.notice {
  margin: -4px 0 20px;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 14px;
}
.notice--error { color: var(--danger); background: var(--danger-50); }
.notice--info  { color: var(--info);   background: var(--info-50); }

/* ---------- fields ---------- */

.field { margin-bottom: 18px; }

.label { display: block; margin-bottom: 6px; font-size: 13.5px; font-weight: 500; color: var(--ink); }
.label-row { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.caps-hint { font-size: 12px; font-weight: 500; color: var(--danger); }

.input {
  width: 100%;
  height: 44px;
  padding: 0 12px;
  font: inherit;
  font-size: 15px;
  color: var(--ink);
  background: var(--field);
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.input:focus { border-color: var(--navy); box-shadow: 0 0 0 3px var(--focus); }
.input.is-invalid { border-color: var(--danger); box-shadow: 0 0 0 3px var(--danger-50); }

.input-wrap { position: relative; }
.input-wrap .input { padding-right: 64px; }

.reveal,
.link-btn {
  border: 0;
  background: none;
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--link);
  cursor: pointer;
}
.reveal {
  position: absolute;
  right: 4px; top: 50%;
  transform: translateY(-50%);
  height: 36px;
  padding: 0 10px;
}
.reveal:hover, .link-btn:hover { text-decoration: underline; }

.verify { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 10px; }
.verify img {
  display: block;
  width: 150px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 8px;
  object-fit: cover;
  cursor: pointer;
}
.input--code { letter-spacing: .12em; }

.submit {
  width: 100%;
  height: 44px;
  margin-top: 6px;
  border: 0;
  border-radius: 8px;
  font: inherit;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  background: var(--navy);
  cursor: pointer;
  transition: background .15s;
}
.submit:hover { background: var(--navy-700); }
.submit:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.submit[disabled] { opacity: .7; cursor: progress; }

/* ---------- below the card ---------- */

.help { margin-top: 20px; font-size: 13px; color: var(--muted); text-align: center; }

.foot { padding: 20px 16px; font-size: 12.5px; color: var(--muted); text-align: center; }

@media (max-width: 440px) {
  .page { justify-content: flex-start; padding-top: 40px; }
  .card { padding: 24px 20px; }
  .verify { grid-template-columns: minmax(0, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}