/* ================================================================
   DreamStar — Login Page
   Dark-first design with full light-theme support via data-theme
   ================================================================ */

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

.login-body {
  font-family: "Inter", "PingFang SC", "Noto Sans SC", "Segoe UI", sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  background: #050607;
  color: #fff;
  transition: background .5s ease, color .5s ease;
}

/* ── Background grid ── */
.login-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .6;
  background-image: radial-gradient(circle, rgba(0,209,255,.08) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* ── Glow orbs ── */
.login-glow {
  position: absolute;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(120px);
  opacity: .5;
}
.login-glow--tl { top: 20%; left: 20%; background: rgba(0,209,255,.10); }
.login-glow--br { bottom: 20%; right: 20%; background: rgba(37,99,235,.05); }

/* ── Theme toggle ── */
.login-theme-toggle {
  position: absolute;
  top: 28px;
  right: 28px;
  z-index: 50;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 50%;
  background: rgba(255,255,255,.05);
  backdrop-filter: blur(20px);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .2s ease, border-color .3s ease, background .3s ease;
}
.login-theme-toggle:hover { transform: scale(1.1); }

.login-theme-icon {
  width: 20px;
  height: 20px;
  display: none;
}
.login-theme-icon--sun  { color: #facc15; }
.login-theme-icon--moon { color: #3b82f6; }

/* dark: show sun (switch-to-light) */
.login-theme-icon--sun  { display: block; }
.login-theme-icon--moon { display: none; }

/* ── Stage (card + meta wrapper) ── */
.login-stage {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 420px;
  padding: 0 24px;
  animation: login-fadein .7s ease both;
}

@keyframes login-fadein {
  from { opacity: 0; transform: scale(.96) translateY(12px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

/* ── Card ── */
.login-card {
  position: relative;
  border-radius: 40px;
  border: 1px solid rgba(255,255,255,.05);
  background: rgba(10,11,14,.60);
  backdrop-filter: blur(60px);
  box-shadow: 0 32px 64px rgba(0,0,0,.8);
  padding: 40px;
  overflow: hidden;
  transition: background .5s ease, border-color .5s ease, box-shadow .5s ease;
}

/* top accent line */
.login-card-accent {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, rgba(0,209,255,.30), transparent);
}

/* ── Logo ── */
.login-logo-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 36px;
}
.login-logo {
  height: 44px;
  width: auto;
  object-fit: contain;
  user-select: none;
  filter: drop-shadow(0 0 15px rgba(0,209,255,.6));
  transition: filter .5s ease;
}

/* ── Error message ── */
.login-msg {
  margin-bottom: 20px;
  padding: 10px 14px;
  border-radius: 16px;
  background: rgba(253,164,175,.12);
  border: 1px solid rgba(253,164,175,.25);
  color: #fda4af;
  font-size: 13px;
  line-height: 1.5;
  text-align: center;
}

/* ── Form ── */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ── Field (input row) ── */
.login-field {
  position: relative;
}

.login-field-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: rgba(255,255,255,.20);
  pointer-events: none;
  transition: color .2s ease;
}

.login-field:focus-within .login-field-icon {
  color: #00d1ff;
}

.login-input {
  width: 100%;
  border: 1px solid rgba(255,255,255,.05);
  border-radius: 16px;
  background: rgba(255,255,255,.05);
  color: #fff;
  font-size: 14px;
  padding: 16px 16px 16px 48px;
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease, background .3s ease, color .3s ease;
  font-family: inherit;
}
.login-input::placeholder {
  color: rgba(255,255,255,.10);
  transition: color .3s ease;
}
.login-input:focus {
  border-color: rgba(0,209,255,.30);
  box-shadow: 0 0 20px rgba(0,209,255,.05);
}

/* password field extra right padding for toggle btn */
#login-pw { padding-right: 48px; }

/* ── Password toggle ── */
.login-pw-toggle {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: rgba(255,255,255,.20);
  transition: color .2s ease;
}
.login-pw-toggle:hover { color: rgba(255,255,255,.6); }

.login-pw-eye { width: 18px; height: 18px; }
.login-pw-eye--hide { display: none; }
.login-pw-toggle.is-visible .login-pw-eye--show { display: none; }
.login-pw-toggle.is-visible .login-pw-eye--hide { display: block; }

/* ── Submit button ── */
.login-submit {
  width: 100%;
  padding: 16px;
  border: none;
  border-radius: 16px;
  background: #00d1ff;
  color: #000;
  font-family: inherit;
  font-size: 14px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .12em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 20px 40px rgba(0,209,255,.20);
  transition: transform .15s ease, opacity .2s ease;
  position: relative;
  margin-top: 4px;
}
.login-submit:hover { transform: scale(1.02); }
.login-submit:active { transform: scale(.98); }

.login-submit-arrow {
  width: 18px;
  height: 18px;
}

.login-submit-spinner {
  display: none;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(0,0,0,.15);
  border-top-color: #000;
  border-radius: 50%;
  animation: login-spin .6s linear infinite;
}
@keyframes login-spin { to { transform: rotate(360deg); } }

.login-submit.is-loading {
  opacity: .7;
  cursor: not-allowed;
  pointer-events: none;
}
.login-submit.is-loading .login-submit-label,
.login-submit.is-loading .login-submit-arrow { display: none; }
.login-submit.is-loading .login-submit-spinner { display: block; }

/* ── Card footer ── */
.login-card-foot {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,.05);
  display: flex;
  justify-content: center;
}

.login-foot-link {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: rgba(255,255,255,.20);
  text-decoration: none;
  transition: color .2s ease;
}
.login-foot-link--disabled {
  cursor: default;
  opacity: .5;
}

/* ── Bottom meta ── */
.login-meta {
  margin-top: 28px;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.login-meta-left {
  display: flex;
  gap: 16px;
}
.login-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: "Inter", monospace;
  font-size: 9px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: -.02em;
  color: rgba(255,255,255,.20);
  transition: color .3s ease;
}
.login-meta-ico {
  width: 10px;
  height: 10px;
}


/* ================================================================
   LIGHT THEME
   ================================================================ */
html[data-theme="light"] .login-body {
  background: #f4f7fa;
  color: #0f172a;
}

html[data-theme="light"] .login-grid {
  background-image: radial-gradient(circle, rgba(0,0,0,.05) 1px, transparent 1px);
}

html[data-theme="light"] .login-glow--tl { background: rgba(37,99,235,.06); }
html[data-theme="light"] .login-glow--br { background: rgba(37,99,235,.04); }

html[data-theme="light"] .login-theme-toggle {
  border-color: rgba(15,23,42,.10);
  background: rgba(15,23,42,.04);
}
/* light: show moon icon */
html[data-theme="light"] .login-theme-icon--sun  { display: none; }
html[data-theme="light"] .login-theme-icon--moon { display: block; }

html[data-theme="light"] .login-card {
  background: rgba(255,255,255,1);
  border-color: rgba(0,0,0,.05);
  box-shadow: 0 20px 40px rgba(0,0,0,.05);
}

html[data-theme="light"] .login-card-accent {
  background: linear-gradient(90deg, transparent, rgba(37,99,235,.15), transparent);
}

html[data-theme="light"] .login-logo {
  filter: brightness(0.75) saturate(1.4) drop-shadow(0 0 8px rgba(0,130,200,.2));
}

html[data-theme="light"] .login-msg {
  background: #fff0f0;
  border-color: #f3b4b4;
  color: #b42318;
}

html[data-theme="light"] .login-field-icon {
  color: rgba(15,23,42,.25);
}
html[data-theme="light"] .login-field:focus-within .login-field-icon {
  color: #2563eb;
}

html[data-theme="light"] .login-input {
  background: #fff;
  border-color: rgba(0,0,0,.10);
  color: #0f172a;
}
html[data-theme="light"] .login-input::placeholder {
  color: rgba(15,23,42,.35);
}
html[data-theme="light"] .login-input:focus {
  border-color: rgba(37,99,235,.35);
  box-shadow: 0 0 16px rgba(37,99,235,.06);
}

html[data-theme="light"] .login-pw-toggle {
  color: rgba(15,23,42,.25);
}
html[data-theme="light"] .login-pw-toggle:hover {
  color: rgba(15,23,42,.6);
}

html[data-theme="light"] .login-card-foot {
  border-top-color: rgba(0,0,0,.05);
}
html[data-theme="light"] .login-foot-link {
  color: rgba(15,23,42,.25);
}

html[data-theme="light"] .login-meta-item {
  color: rgba(15,23,42,.25);
}


/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 480px) {
  .login-card {
    padding: 32px 24px;
    border-radius: 28px;
  }
  .login-logo { height: 36px; }
  .login-logo-wrap { margin-bottom: 28px; }
  .login-theme-toggle { top: 16px; right: 16px; width: 38px; height: 38px; }
  .login-meta { flex-direction: column; gap: 6px; align-items: center; }
  .login-meta-left { gap: 12px; }
}