/*
 * SORION Basic → Premium visual bridge
 * Authentication logic and form names remain unchanged.
 */

body.auth-premium-skin {
  --premium-navy-950: #081529;
  --premium-navy-900: #10213d;
  --premium-navy-800: #173154;
  --premium-blue-700: #1f55d8;
  --premium-blue-600: #2864eb;
  --premium-blue-500: #3b7af2;
  --premium-blue-100: #eaf2ff;
  --premium-blue-50: #f4f8ff;
  --premium-slate-900: #1a2940;
  --premium-slate-700: #41526a;
  --premium-slate-600: #5c6d83;
  --premium-slate-500: #718096;
  --premium-slate-300: #cfd8e5;
  --premium-slate-200: #dfe6ef;
  --premium-slate-100: #edf1f6;
  --premium-slate-50: #f7f9fc;
  --premium-danger: #d92d20;
  --premium-success: #17845b;
  --bg: #f4f6fa;
  --white: #ffffff;
  --ink: var(--premium-slate-900);
  --text: var(--premium-slate-900);
  --mid: var(--premium-slate-600);
  --muted: var(--premium-slate-500);
  --line: var(--premium-slate-200);
  --accent: var(--premium-blue-600);
  --primary: var(--premium-blue-600);
  margin: 0;
  min-height: 100vh;
  display: flex;
  color: var(--premium-slate-900);
  background: #f4f6fa;
  font-family:
    "Noto Sans KR",
    "Pretendard",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  font-size: 14px;
  letter-spacing: -0.018em;
  -webkit-font-smoothing: antialiased;
}

body.auth-premium-skin *,
body.auth-premium-skin *::before,
body.auth-premium-skin *::after {
  box-sizing: border-box;
}

body.auth-premium-skin a,
body.auth-premium-skin button,
body.auth-premium-skin input {
  font: inherit;
}

body.auth-premium-skin a:focus-visible,
body.auth-premium-skin button:focus-visible,
body.auth-premium-skin input:focus-visible {
  outline: 3px solid rgba(40, 100, 235, 0.2);
  outline-offset: 2px;
}

body.auth-premium-skin .auth-page {
  min-height: 100vh;
  width: 100%;
  display: grid;
  grid-template-columns: minmax(380px, 0.88fr) minmax(480px, 1.12fr);
  background: #f4f6fa;
}

body.auth-premium-skin .auth-page > .auth-visual {
  position: relative;
  min-height: 100vh;
  padding: 44px clamp(36px, 5vw, 72px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: #fff;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(circle at 78% 18%, rgba(59, 122, 242, 0.3), transparent 28%),
    radial-gradient(circle at 18% 82%, rgba(40, 100, 235, 0.2), transparent 32%),
    linear-gradient(145deg, #081529 0%, #10213d 54%, #173154 100%);
}

body.auth-premium-skin .auth-page > .auth-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.22;
  background-image: radial-gradient(rgba(255, 255, 255, 0.7) 0.7px, transparent 0.7px);
  background-size: 18px 18px;
  mask-image: linear-gradient(to bottom right, #000, transparent 72%);
}

body.auth-premium-skin .auth-page > .auth-visual::after {
  content: "";
  position: absolute;
  top: 18%;
  right: -18%;
  z-index: -1;
  width: 460px;
  height: 460px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  background: transparent;
  box-shadow:
    0 0 0 80px rgba(255, 255, 255, 0.018),
    0 0 0 160px rgba(255, 255, 255, 0.012);
}

body.auth-premium-skin .logo {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  width: fit-content;
  gap: 10px;
  color: #fff;
  text-decoration: none;
  font-size: 15px;
  font-weight: 850;
  letter-spacing: 0.15em;
}

body.auth-premium-skin .logo-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #6ea0ff;
  box-shadow: 0 0 0 5px rgba(110, 160, 255, 0.12);
}

body.auth-premium-skin .login-logo {
  height: 45px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
}

body.auth-premium-skin .visual-content {
  position: relative;
  z-index: 1;
  max-width: 540px;
}

body.auth-premium-skin .visual-label {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  margin: 0 0 22px;
  padding: 0 11px;
  border: 1px solid rgba(132, 172, 255, 0.22);
  border-radius: 999px;
  color: #9ec0ff;
  background: rgba(76, 128, 234, 0.11);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

body.auth-premium-skin .visual-title {
  margin: 0 0 22px;
  color: #fff;
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 850;
  line-height: 1.17;
  letter-spacing: -0.048em;
}

body.auth-premium-skin .visual-desc {
  margin: 0;
  color: rgba(226, 235, 250, 0.74);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.75;
}

body.auth-premium-skin .auth-page > .auth-form-zone {
  position: relative;
  min-width: 0;
  min-height: 100vh;
  padding: 56px clamp(40px, 8vw, 112px);
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 82% 9%, rgba(40, 100, 235, 0.07), transparent 24%),
    #f4f6fa;
}

body.auth-premium-skin .form-container {
  width: 100%;
  max-width: 440px;
  margin: 0 auto;
}

body.auth-premium-skin .form-header {
  margin: 0 0 30px;
}

body.auth-premium-skin .form-title {
  margin: 0 0 10px;
  color: var(--premium-slate-900);
  font-size: 28px;
  font-weight: 850;
  line-height: 1.3;
  letter-spacing: -0.04em;
}

body.auth-premium-skin .form-desc {
  margin: 0;
  color: var(--premium-slate-600);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.7;
}

body.auth-premium-skin .field-group {
  margin-bottom: 18px;
}

body.auth-premium-skin .field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

body.auth-premium-skin .field-row .field-group {
  margin-bottom: 0;
}

body.auth-premium-skin .field-label,
body.auth-premium-skin .field label {
  display: block;
  margin: 0 0 7px;
  color: var(--premium-slate-700);
  font-size: 12px;
  font-weight: 750;
  line-height: 1.45;
  letter-spacing: -0.015em;
  text-transform: none;
}

body.auth-premium-skin .field-input,
body.auth-premium-skin .field input[type="text"],
body.auth-premium-skin .field input[type="password"],
body.auth-premium-skin .field input[type="email"],
body.auth-premium-skin.auth-setup-page input {
  width: 100%;
  height: 44px;
  min-width: 0;
  padding: 0 13px;
  border: 1px solid var(--premium-slate-300);
  border-radius: 9px;
  color: var(--premium-slate-900);
  background: #fff;
  font-size: 13px;
  font-weight: 500;
  line-height: 1;
  outline: none;
  transition:
    border-color 0.16s ease,
    box-shadow 0.16s ease,
    background 0.16s ease;
}

body.auth-premium-skin input[type="file"].field-input {
  height: auto;
  min-height: 44px;
  padding: 8px 10px;
}

body.auth-premium-skin .field-input::placeholder,
body.auth-premium-skin .field input::placeholder {
  color: #9aa8ba;
}

body.auth-premium-skin .field-input:hover,
body.auth-premium-skin .field input:hover,
body.auth-premium-skin.auth-setup-page input:hover {
  border-color: #aebdd0;
}

body.auth-premium-skin .field-input:focus,
body.auth-premium-skin .field input:focus,
body.auth-premium-skin.auth-setup-page input:focus {
  border-color: var(--premium-blue-500);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(40, 100, 235, 0.12);
}

body.auth-premium-skin .field-help,
body.auth-premium-skin .helper,
body.auth-premium-skin .field-status {
  margin: 7px 0 0;
  color: var(--premium-slate-500);
  font-size: 11px;
  font-weight: 500;
  line-height: 1.55;
}

body.auth-premium-skin .field-status.ok {
  color: var(--premium-success);
}

body.auth-premium-skin .field-status.bad,
body.auth-premium-skin .error-text {
  color: var(--premium-danger);
}

body.auth-premium-skin .submit-btn,
body.auth-premium-skin .btn-primary,
body.auth-premium-skin.auth-setup-page .btn {
  width: 100%;
  min-height: 44px;
  margin-top: 8px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--premium-blue-600);
  border-radius: 9px;
  color: #fff;
  background: var(--premium-blue-600);
  box-shadow: 0 6px 14px rgba(31, 85, 216, 0.16);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  text-decoration: none;
  cursor: pointer;
  transition:
    background 0.16s ease,
    border-color 0.16s ease,
    box-shadow 0.16s ease,
    transform 0.16s ease;
}

body.auth-premium-skin .submit-btn:hover,
body.auth-premium-skin .btn-primary:hover,
body.auth-premium-skin.auth-setup-page .btn:hover {
  border-color: var(--premium-blue-700);
  background: var(--premium-blue-700);
  box-shadow: 0 8px 18px rgba(31, 85, 216, 0.2);
  transform: translateY(-1px);
}

body.auth-premium-skin .submit-btn:active,
body.auth-premium-skin .btn-primary:active,
body.auth-premium-skin.auth-setup-page .btn:active {
  transform: translateY(0);
}

body.auth-premium-skin .form-footer {
  margin-top: 23px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px 18px;
  flex-wrap: wrap;
  color: var(--premium-slate-500);
  font-size: 12px;
  font-weight: 600;
}

body.auth-premium-skin .form-footer a,
body.auth-premium-skin .auth-links a,
body.auth-premium-skin.auth-setup-page .link {
  color: var(--premium-slate-600);
  text-decoration: none;
}

body.auth-premium-skin .form-footer a:hover,
body.auth-premium-skin .auth-links a:hover,
body.auth-premium-skin.auth-setup-page .link:hover {
  color: var(--premium-blue-700);
}

body.auth-premium-skin .alert,
body.auth-premium-skin .msg,
body.auth-premium-skin .error-text {
  margin: 0 0 18px;
  padding: 11px 13px;
  border: 1px solid #f0b9b3;
  border-radius: 9px;
  color: #b42318;
  background: #fff5f4;
  font-size: 12px;
  font-weight: 650;
  line-height: 1.55;
}

body.auth-premium-skin .msg.success,
body.auth-premium-skin .msg.ok {
  border-color: #a9dbc7;
  color: #116b4b;
  background: #edf9f3;
}

body.auth-premium-skin .msg.info {
  border-color: #b9d0fb;
  color: #1f55d8;
  background: #f4f8ff;
}

body.auth-premium-skin .result-box,
body.auth-premium-skin .consent-box,
body.auth-premium-skin .account-note,
body.auth-premium-skin .section-card {
  border: 1px solid var(--premium-slate-200);
  border-radius: 11px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(16, 33, 61, 0.055);
}

body.auth-premium-skin .result-box {
  margin-top: 0;
  padding: 16px;
}

body.auth-premium-skin .result-box h3 {
  margin: 0 0 7px;
  color: var(--premium-blue-700);
  font-size: 13px;
  font-weight: 800;
}

body.auth-premium-skin .consent-box {
  margin: 18px 0 0;
  padding: 13px;
}

body.auth-premium-skin .consent-row,
body.auth-premium-skin .checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  color: var(--premium-slate-700);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.55;
}

body.auth-premium-skin .consent-row + .consent-row {
  margin-top: 10px;
}

body.auth-premium-skin input[type="checkbox"],
body.auth-premium-skin input[type="radio"] {
  accent-color: var(--premium-blue-600);
}

body.auth-premium-skin .auth-shell {
  min-height: 100vh;
  width: 100%;
  padding: 0;
}

body.auth-premium-skin .auth-frame {
  min-height: 100vh;
  max-width: none;
  margin: 0;
  display: grid;
  grid-template-columns: minmax(380px, 0.88fr) minmax(480px, 1.12fr);
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background: #f4f6fa;
  box-shadow: none;
}

body.auth-premium-skin .auth-frame > .auth-visual {
  min-height: 100vh;
  padding: 44px clamp(36px, 5vw, 72px);
  border: 0;
  color: #fff;
  background:
    radial-gradient(circle at 78% 18%, rgba(59, 122, 242, 0.3), transparent 28%),
    linear-gradient(145deg, #081529 0%, #10213d 54%, #173154 100%);
}

body.auth-premium-skin .auth-frame .visual-brand {
  padding: 0;
  border: 0;
  color: #fff;
  background: transparent;
  box-shadow: none;
}

body.auth-premium-skin .auth-frame .visual-brand img {
  height: 36px;
  filter: brightness(0) invert(1);
}

body.auth-premium-skin .auth-frame .visual-brand span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 11px;
}

body.auth-premium-skin .auth-frame .visual-kicker,
body.auth-premium-skin .auth-frame .feature-badge {
  color: #9ec0ff;
  background: rgba(76, 128, 234, 0.14);
}

body.auth-premium-skin .auth-frame .visual-title {
  color: #fff;
}

body.auth-premium-skin .auth-frame .visual-title strong {
  color: #9ec0ff;
}

body.auth-premium-skin .auth-frame .visual-desc {
  color: rgba(226, 235, 250, 0.74);
  font-size: 14px;
}

body.auth-premium-skin .auth-frame .metric-card,
body.auth-premium-skin .auth-frame .feature-card {
  border-color: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: #fff;
  background: rgba(255, 255, 255, 0.055);
  box-shadow: none;
}

body.auth-premium-skin .auth-frame .metric-label,
body.auth-premium-skin .auth-frame .feature-item {
  color: rgba(226, 235, 250, 0.66);
}

body.auth-premium-skin .auth-frame .metric-value,
body.auth-premium-skin .auth-frame .feature-head strong,
body.auth-premium-skin .auth-frame .feature-item span:last-child {
  color: #fff;
}

body.auth-premium-skin .auth-frame .feature-item {
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.04);
}

body.auth-premium-skin .auth-frame > .auth-form-zone {
  min-height: 100vh;
  padding: 56px clamp(40px, 8vw, 112px);
  background:
    radial-gradient(circle at 82% 9%, rgba(40, 100, 235, 0.07), transparent 24%),
    #f4f6fa;
}

body.auth-premium-skin .auth-frame .form-card {
  max-width: 460px;
  padding: 0;
}

body.auth-premium-skin .auth-frame .form-header h1 {
  color: var(--premium-slate-900);
  font-size: 28px;
  font-weight: 850;
}

body.auth-premium-skin .auth-frame .form-header p {
  margin-top: 10px;
  color: var(--premium-slate-600);
  font-size: 13px;
}

body.auth-premium-skin .auth-frame .info-chip {
  padding: 6px 9px;
  border-color: var(--premium-slate-200);
  border-radius: 999px;
  color: var(--premium-slate-600);
  background: #fff;
  font-size: 11px;
}

body.auth-premium-skin .auth-frame .auth-form {
  margin-top: 20px;
  gap: 13px;
}

body.auth-premium-skin .auth-frame .section-card {
  padding: 17px;
}

body.auth-premium-skin .auth-frame .section-title {
  font-size: 15px;
}

body.auth-premium-skin .auth-frame .section-desc {
  margin-bottom: 14px;
  font-size: 12px;
}

body.auth-premium-skin .auth-frame .account-note {
  margin-top: 18px;
  padding: 11px 13px;
  color: var(--premium-slate-600);
  font-size: 12px;
}

body.auth-premium-skin .auth-frame .auth-links {
  margin-top: 16px;
  gap: 0;
}

body.auth-premium-skin .auth-frame .auth-links a {
  padding: 10px 0;
  border-color: var(--premium-slate-200);
  font-size: 12px;
}

body.auth-premium-skin.auth-setup-page {
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(circle at 50% 8%, rgba(40, 100, 235, 0.1), transparent 32%),
    #f4f6fa;
}

body.auth-premium-skin.auth-setup-page .wrap {
  width: 100%;
  min-height: 0;
  padding: 0;
}

body.auth-premium-skin.auth-setup-page .card {
  width: min(100%, 430px);
  padding: 28px;
  border: 1px solid var(--premium-slate-200);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 18px 45px rgba(16, 33, 61, 0.09);
}

body.auth-premium-skin.auth-setup-page h1 {
  margin: 0 0 10px;
  color: var(--premium-slate-900);
  font-size: 22px;
  font-weight: 850;
  letter-spacing: -0.035em;
}

body.auth-premium-skin.auth-setup-page .sub {
  margin-bottom: 20px;
  color: var(--premium-slate-600);
  font-size: 12px;
  line-height: 1.7;
}

body.auth-premium-skin.auth-setup-page label {
  color: var(--premium-slate-700);
  font-size: 12px;
  font-weight: 750;
}

body.auth-premium-skin.auth-setup-page .link {
  padding-top: 14px;
  font-size: 12px;
}

body.auth-premium-skin.auth-error-page {
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 50% 8%, rgba(40, 100, 235, 0.1), transparent 34%),
    #f4f6fa;
}

body.auth-premium-skin.auth-error-page main {
  position: relative;
  width: min(520px, 100%);
  padding: 38px;
  overflow: hidden;
  border: 1px solid #dfe6ef;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 20px 52px rgba(16, 33, 61, 0.1);
}

body.auth-premium-skin.auth-error-page main::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, #2864eb, #6ea0ff);
}

body.auth-premium-skin.auth-error-page .code {
  height: 27px;
  padding: 0 9px;
  border: 0;
  border-radius: 999px;
  color: #1f55d8;
  background: #eaf2ff;
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.08em;
}

body.auth-premium-skin.auth-error-page h1 {
  margin: 18px 0 10px;
  color: #1a2940;
  font-size: 25px;
  font-weight: 850;
  line-height: 1.3;
  letter-spacing: -0.04em;
}

body.auth-premium-skin.auth-error-page p {
  margin: 0;
  color: #5c6d83;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.7;
}

body.auth-premium-skin.auth-error-page main > a {
  min-height: 42px;
  margin-top: 24px;
  padding: 0 15px;
  border: 1px solid #2864eb;
  border-radius: 9px;
  color: #fff;
  background: #2864eb;
  box-shadow: 0 6px 14px rgba(31, 85, 216, 0.16);
  font-size: 12px;
  font-weight: 800;
}

body.auth-premium-skin.auth-error-page main > a:hover {
  border-color: #1f55d8;
  background: #1f55d8;
}

@media (max-width: 1024px) {
  body.auth-premium-skin .auth-page,
  body.auth-premium-skin .auth-frame {
    grid-template-columns: 1fr;
  }

  body.auth-premium-skin .auth-page > .auth-visual {
    display: none;
  }

  body.auth-premium-skin .auth-frame > .auth-visual {
    min-height: auto;
    padding: 28px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  body.auth-premium-skin .auth-frame .visual-copy,
  body.auth-premium-skin .auth-frame .visual-panel {
    display: none;
  }

  body.auth-premium-skin .auth-page > .auth-form-zone,
  body.auth-premium-skin .auth-frame > .auth-form-zone {
    min-height: 100vh;
    padding: 46px 28px;
  }

  body.auth-premium-skin .auth-frame > .auth-form-zone {
    min-height: calc(100vh - 92px);
  }
}

@media (max-width: 620px) {
  body.auth-premium-skin .auth-page > .auth-form-zone,
  body.auth-premium-skin .auth-frame > .auth-form-zone {
    padding: 34px 20px;
  }

  body.auth-premium-skin .form-title,
  body.auth-premium-skin .auth-frame .form-header h1 {
    font-size: 24px;
  }

  body.auth-premium-skin .field-row {
    grid-template-columns: 1fr;
  }

  body.auth-premium-skin .form-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  body.auth-premium-skin .auth-frame > .auth-visual {
    padding: 22px 20px;
  }

  body.auth-premium-skin .auth-frame .visual-brand img {
    height: 28px;
  }
}

/* Final readable scale shared by login, signup, recovery and error pages. */
body.auth-premium-skin .form-desc,
body.auth-premium-skin .field-input,
body.auth-premium-skin .field input[type="text"],
body.auth-premium-skin .field input[type="password"],
body.auth-premium-skin .field input[type="email"],
body.auth-premium-skin.auth-setup-page input {
  font-size: 14px;
}

body.auth-premium-skin .field-label,
body.auth-premium-skin .field label {
  font-size: 13px;
}

body.auth-premium-skin .field-help,
body.auth-premium-skin .helper,
body.auth-premium-skin .field-status,
body.auth-premium-skin .error-text {
  font-size: 12px;
}

body.auth-premium-skin .field-input,
body.auth-premium-skin .field input[type="text"],
body.auth-premium-skin .field input[type="password"],
body.auth-premium-skin .field input[type="email"],
body.auth-premium-skin.auth-setup-page input {
  height: 46px;
}