@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Newsreader:opsz,wght@6..72,500;6..72,600;6..72,700&display=swap');

:root {
  --sa-ink: #1a242c;
  --sa-slate: #243440;
  --sa-teal: #0f766e;
  --sa-teal-deep: #0b5a54;
  --sa-mist: #eef4f4;
  --sa-paper: #f7fafb;
  --sa-amber: #d4a017;
  --sa-white: #ffffff;
  --sa-muted: #5f7178;
  --sa-line: rgba(26, 36, 44, 0.12);
  --sa-shadow: 0 24px 60px rgba(26, 36, 44, 0.2);
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
}

body.sa-login-body {
  font-family: 'Manrope', sans-serif;
  color: var(--sa-ink);
  background: var(--sa-ink);
  overflow-x: hidden;
}

.sa-login-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
}

.sa-login-visual {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 55% at 15% 20%, rgba(15, 118, 110, 0.45), transparent 55%),
    radial-gradient(ellipse 60% 50% at 90% 85%, rgba(212, 160, 23, 0.18), transparent 50%),
    linear-gradient(155deg, #121a20 0%, #1a2a33 42%, #0f3d39 78%, #0d1b22 100%);
  color: var(--sa-white);
  padding: 3.25rem clamp(1.5rem, 4vw, 3.75rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.sa-login-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 85% 75% at 35% 40%, black 25%, transparent 75%);
  pointer-events: none;
  animation: sa-grid-drift 20s linear infinite;
}

.sa-login-visual::after {
  content: '';
  position: absolute;
  width: 380px;
  height: 380px;
  right: -90px;
  bottom: -110px;
  border: 1px solid rgba(15, 118, 110, 0.4);
  border-radius: 42% 58% 50% 50%;
  transform: rotate(-10deg);
  animation: sa-orbit 16s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes sa-grid-drift {
  from { transform: translateY(0); }
  to { transform: translateY(-44px); }
}

@keyframes sa-orbit {
  from { transform: rotate(-10deg) scale(1); }
  to { transform: rotate(6deg) scale(1.07); }
}

@keyframes sa-rise {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.sa-brand-mark {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  animation: sa-rise 0.65s ease both;
}

.sa-brand-mark .sa-badge {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(145deg, var(--sa-teal), var(--sa-teal-deep));
  color: #fff;
  font-family: 'Newsreader', serif;
  font-weight: 700;
  font-size: 1.2rem;
  display: grid;
  place-items: center;
  box-shadow: 0 10px 22px rgba(15, 118, 110, 0.4);
}

.sa-brand-mark span {
  font-family: 'Newsreader', serif;
  font-size: 1.3rem;
  letter-spacing: 0.04em;
  font-weight: 700;
}

.sa-visual-copy {
  position: relative;
  z-index: 1;
  animation: sa-rise 0.75s ease 0.08s both;
}

.sa-visual-copy h1 {
  margin: 0 0 1rem;
  font-family: 'Newsreader', serif;
  font-size: clamp(2.2rem, 4.2vw, 3.2rem);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.sa-visual-copy h1 em {
  font-style: italic;
  color: #7ed4cb;
}

.sa-visual-copy p {
  margin: 0;
  max-width: 28rem;
  font-size: 1.02rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.72);
}

.sa-visual-meta {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #dff7f4;
  background: rgba(15, 118, 110, 0.35);
  border: 1px solid rgba(126, 212, 203, 0.28);
  animation: sa-rise 0.8s ease 0.14s both;
}

.sa-login-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  background:
    radial-gradient(ellipse 50% 40% at 100% 0%, rgba(15, 118, 110, 0.08), transparent 55%),
    linear-gradient(180deg, var(--sa-paper) 0%, var(--sa-mist) 100%);
}

.sa-login-card {
  width: 100%;
  max-width: 420px;
  padding: 2.25rem 2rem;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--sa-line);
  box-shadow: var(--sa-shadow);
  animation: sa-rise 0.7s ease both;
}

.sa-login-card .sa-mobile-brand {
  display: none;
  font-family: 'Newsreader', serif;
  font-size: 1.45rem;
  font-weight: 700;
  margin-bottom: 1.15rem;
  color: var(--sa-teal-deep);
}

.sa-login-card h2 {
  margin: 0 0 0.4rem;
  font-family: 'Newsreader', serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--sa-ink);
}

.sa-login-card .sa-subtitle {
  margin: 0 0 1.85rem;
  color: var(--sa-muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.sa-field {
  margin-bottom: 1.1rem;
}

.sa-field label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sa-teal-deep);
}

.sa-field .form-control,
.sa-field input[type="text"],
.sa-field input[type="password"] {
  width: 100%;
  height: 52px;
  border: 1px solid var(--sa-line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.9);
  padding: 0 1rem;
  font-family: 'Manrope', sans-serif;
  font-size: 1rem;
  color: var(--sa-ink);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  outline: none;
}

.sa-field .form-control:focus,
.sa-field input[type="text"]:focus,
.sa-field input[type="password"]:focus {
  border-color: var(--sa-teal);
  background: var(--sa-white);
  box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.14);
}

.sa-pass-wrap {
  position: relative;
}

.sa-pass-wrap .form-control {
  padding-right: 3rem;
}

.sa-pass-toggle {
  position: absolute;
  top: 50%;
  right: 0.4rem;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--sa-muted);
  cursor: pointer;
  padding: 0;
}

.sa-pass-toggle:hover,
.sa-pass-toggle:focus {
  color: var(--sa-teal-deep);
  background: rgba(15, 118, 110, 0.1);
  outline: none;
}

.sa-pass-toggle svg[hidden] {
  display: none;
}

.sa-login-btn,
.sa-login-btn.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 52px;
  margin-top: 0.45rem;
  border: 0;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--sa-teal-deep) 0%, var(--sa-teal) 100%);
  color: var(--sa-white) !important;
  font-family: 'Manrope', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  box-shadow: 0 14px 28px rgba(15, 118, 110, 0.3);
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.sa-login-btn:hover,
.sa-login-btn.btn:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
  box-shadow: 0 18px 34px rgba(15, 118, 110, 0.36);
}

.sa-login-foot {
  margin-top: 1.65rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--sa-muted);
}

@media (max-width: 900px) {
  .sa-login-shell {
    grid-template-columns: 1fr;
  }

  .sa-login-visual {
    min-height: 40vh;
    padding: 2rem 1.5rem;
  }

  .sa-visual-copy h1 {
    font-size: 2.1rem;
  }

  .sa-visual-meta {
    display: none;
  }

  .sa-login-card .sa-mobile-brand {
    display: block;
  }
}