/* =========================================================
   GLOBE TRUST BANK — SIGN IN PAGE
   File: public/css/sign-in.css
   Theme: Ivory / Navy / Gold
   CSP-friendly: No inline styles required
   ========================================================= */

:root {
  --signin-navy: #102a43;
  --signin-navy-deep: #091c2e;
  --signin-gold: #c5a15b;
  --signin-gold-light: #e3cb91;
  --signin-ivory: #f8f6f0;
  --signin-white: #ffffff;
  --signin-text: #243746;
  --signin-muted: #687783;
  --signin-border: rgba(16, 42, 67, 0.15);
  --signin-radius: 4px;
}

/* ---------- Page ---------- */

body.sign-in-page {
  min-height: 100vh;
  background: var(--signin-ivory);
  color: var(--signin-text);
}

.sign-in-page main.sign-in-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(380px, 0.82fr);
  min-height: 680px;
}

/* ---------- Form panel ---------- */

.sign-in-form-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(40px, 7vw, 100px) clamp(24px, 7vw, 100px);
  background:
    radial-gradient(
      circle at 10% 90%,
      rgba(197, 161, 91, 0.09),
      transparent 32%
    ),
    var(--signin-ivory);
}

.sign-in-form-wrap {
  width: 100%;
  max-width: 440px;
  margin-inline: auto;
}

.sign-in-page .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 22px;
  color: #92743c;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.17em;
  line-height: 1.5;
  text-transform: uppercase;
}

.sign-in-page .eyebrow::before {
  width: 27px;
  height: 1px;
  background: var(--signin-gold);
  content: "";
}

.sign-in-title {
  margin: 0;
  color: var(--signin-navy);
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(2.6rem, 4.2vw, 3.8rem);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 1.13;
}

.sign-in-subtitle {
  max-width: 390px;
  margin: 18px 0 32px;
  color: var(--signin-muted);
  font-size: 0.96rem;
  line-height: 1.85;
}

/* ---------- Alerts ---------- */

.sign-in-page .form-alert {
  margin: 0 0 20px;
  padding: 13px 15px;
  border: 1px solid transparent;
  border-radius: var(--signin-radius);
  font-size: 0.87rem;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.sign-in-page .form-alert-error {
  border-color: #e9b7b7;
  background: #fff1f0;
  color: #9b2929;
}

.sign-in-page .form-alert-success {
  border-color: #b9dbc6;
  background: #effaf3;
  color: #246b43;
}

/* ---------- Form ---------- */

.sign-in-form {
  display: flex;
  flex-direction: column;
  gap: 23px;
}

.sign-in-page .form-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.sign-in-page .form-group label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--signin-navy);
  font-size: 0.86rem;
  font-weight: 600;
}

.sign-in-page .form-group input {
  display: block;
  box-sizing: border-box;
  width: 100%;
  min-height: 54px;
  padding: 14px 16px;
  border: 1px solid rgba(16, 42, 67, 0.2);
  border-radius: var(--signin-radius);
  outline: none;
  background: rgba(255, 255, 255, 0.76);
  color: var(--signin-navy);
  font: inherit;
  font-size: 0.93rem;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.sign-in-page .form-group input::placeholder {
  color: #9aa5ad;
  opacity: 1;
}

.sign-in-page .form-group input:hover {
  border-color: rgba(16, 42, 67, 0.38);
}

.sign-in-page .form-group input:focus {
  border-color: var(--signin-gold);
  background: var(--signin-white);
  box-shadow: 0 0 0 3px rgba(197, 161, 91, 0.16);
}

.sign-in-page .form-group input:focus-visible {
  outline: 2px solid var(--signin-gold);
  outline-offset: 2px;
}

.sign-in-page .form-link,
.sign-in-page .sign-in-secondary a {
  color: #8b6c32;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  text-underline-offset: 4px;
}

.sign-in-page .form-link:hover,
.sign-in-page .sign-in-secondary a:hover {
  color: var(--signin-navy);
  text-decoration: underline;
}

/* ---------- Buttons ---------- */

.sign-in-page .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 52px;
  padding: 14px 22px;
  border: 1px solid transparent;
  border-radius: var(--signin-radius);
  font-family: "Inter", Arial, sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.4;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition:
    background 180ms ease,
    color 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.sign-in-page .btn-block {
  width: 100%;
  margin-top: 5px;
}

.sign-in-page .btn-gold {
  background: var(--signin-gold);
  color: var(--signin-navy-deep);
}

.sign-in-page .btn-gold:hover {
  transform: translateY(-1px);
  background: var(--signin-gold-light);
}

.sign-in-page .btn:focus-visible,
.sign-in-page a:focus-visible {
  outline: 3px solid var(--signin-gold);
  outline-offset: 4px;
}

.sign-in-page .btn:active {
  transform: translateY(0);
}

/* ---------- Registration ---------- */

.sign-in-secondary {
  margin-top: 27px;
  text-align: center;
}

.sign-in-secondary p {
  margin: 0;
  color: var(--signin-muted);
  font-size: 0.86rem;
  line-height: 1.8;
}

.sign-in-secondary a {
  margin-left: 4px;
}

/* ---------- Security note ---------- */

.sign-in-security {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  margin-top: 36px;
  padding-top: 23px;
  border-top: 1px solid var(--signin-border);
  color: var(--signin-muted);
  font-size: 0.79rem;
  line-height: 1.8;
}

.sign-in-security > svg {
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  color: #94743b;
}

.sign-in-security a {
  display: inline-block;
  margin-left: 4px;
  color: var(--signin-navy);
  font-weight: 600;
  text-decoration: none;
}

.sign-in-security a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- Brand panel ---------- */

.sign-in-brand-panel {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  padding: clamp(40px, 6vw, 80px);
  overflow: hidden;
  background:
    radial-gradient(
      ellipse at 90% 10%,
      rgba(197, 161, 91, 0.18),
      transparent 38%
    ),
    linear-gradient(145deg, #153753 0%, var(--signin-navy-deep) 75%);
  color: var(--signin-white);
}

.sign-in-brand-panel::before,
.sign-in-brand-panel::after {
  position: absolute;
  width: 340px;
  height: 340px;
  border: 1px solid rgba(227, 203, 145, 0.12);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.sign-in-brand-panel::before {
  top: -170px;
  right: -150px;
}

.sign-in-brand-panel::after {
  right: -80px;
  bottom: -220px;
  width: 440px;
  height: 440px;
}

.sign-in-brand-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 410px;
}

.sign-in-brand-mark {
  display: grid;
  width: 70px;
  height: 70px;
  margin-bottom: 34px;
  place-items: center;
  border: 1px solid rgba(227, 203, 145, 0.8);
  background: rgba(197, 161, 91, 0.1);
  color: var(--signin-gold-light);
  font-family: "Playfair Display", Georgia, serif;
  font-size: 1.65rem;
  letter-spacing: 0.06em;
}

.sign-in-brand-inner h2 {
  margin: 0;
  color: var(--signin-white);
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(2.2rem, 3.4vw, 3.3rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.2;
}

.sign-in-brand-inner > p {
  max-width: 390px;
  margin: 21px 0 34px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.95rem;
  line-height: 1.95;
}

/* ---------- Brand benefits ---------- */

.sign-in-brand-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sign-in-brand-list li {
  display: flex;
  align-items: center;
  gap: 14px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.88rem;
  line-height: 1.6;
}

.sign-in-brand-list .brand-check {
  display: grid;
  flex: 0 0 27px;
  width: 27px;
  height: 27px;
  place-items: center;
  border: 1px solid rgba(227, 203, 145, 0.55);
  border-radius: 50%;
  color: var(--signin-gold-light);
  font-size: 0.82rem;
}

.sign-in-brand-footer {
  margin-top: 58px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.17);
}

.sign-in-brand-footer a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--signin-gold-light);
  font-size: 0.84rem;
  font-weight: 600;
  text-decoration: none;
  transition: gap 180ms ease;
}

.sign-in-brand-footer a:hover {
  gap: 13px;
  color: var(--signin-white);
}

/* ---------- Tablet ---------- */

@media (max-width: 980px) {
  .sign-in-page main.sign-in-shell {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 0.8fr);
  }

  .sign-in-form-panel {
    padding: 55px 35px;
  }

  .sign-in-brand-panel {
    padding: 45px 32px;
  }

  .sign-in-title {
    font-size: clamp(2.6rem, 5vw, 3.4rem);
  }

  .sign-in-brand-inner h2 {
    font-size: clamp(2rem, 4vw, 2.7rem);
  }

  .sign-in-brand-footer {
    margin-top: 42px;
  }
}

/* ---------- Mobile ---------- */

@media (max-width: 700px) {
  .sign-in-page main.sign-in-shell {
    grid-template-columns: minmax(0, 1fr);
    min-height: 0;
  }

  .sign-in-form-panel {
    padding: 58px 24px 54px;
  }

  .sign-in-form-wrap {
    max-width: 460px;
  }

  .sign-in-title {
    font-size: clamp(2.7rem, 10vw, 3.5rem);
  }

  .sign-in-subtitle {
    margin-bottom: 28px;
  }

  .sign-in-brand-panel {
    min-height: 0;
    padding: 48px 28px;
  }

  .sign-in-brand-inner {
    max-width: 460px;
  }

  .sign-in-brand-mark {
    width: 58px;
    height: 58px;
    margin-bottom: 24px;
    font-size: 1.4rem;
  }

  .sign-in-brand-inner h2 {
    font-size: 2.3rem;
  }

  .sign-in-brand-inner > p {
    margin: 16px 0 25px;
  }

  .sign-in-brand-list {
    gap: 15px;
  }

  .sign-in-brand-footer {
    margin-top: 32px;
  }
}

/* ---------- Small phones ---------- */

@media (max-width: 380px) {
  .sign-in-form-panel {
    padding: 45px 18px;
  }

  .sign-in-title {
    font-size: 2.5rem;
  }

  .sign-in-page .form-group label {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }

  .sign-in-page .form-group input {
    min-height: 50px;
    padding: 12px;
  }

  .sign-in-secondary a {
    display: inline-block;
    margin-left: 0;
  }

  .sign-in-security {
    gap: 10px;
    font-size: 0.76rem;
  }

  .sign-in-brand-panel {
    padding: 40px 20px;
  }
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  .sign-in-page *,
  .sign-in-page *::before,
  .sign-in-page *::after {
    scroll-behavior: auto;
    animation-duration: 0.01ms;
    animation-iteration-count: 1;
    transition-duration: 0.01ms;
  }
}