/* ============================================================
   VirtualOmics — 로그인 화면 전용 스타일
   app.css 의 토큰을 그대로 쓰고, 이 파일이 마지막에 로드된다.
   ============================================================ */

.login-page {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  min-height: 100vh;
  min-height: 100dvh;
  background: var(--bg);
  word-break: keep-all;
  overflow-wrap: break-word;
}

/* ------------------------------------------------------- 왼쪽 비주얼 */
.login-visual {
  position: relative;
  display: flex;
  align-items: center;
  padding: clamp(32px, 5vw, 72px);
  overflow: hidden;
  /* 레이어 순서(위->아래): 초록 광원 -> 어두운 베일 -> 노드망 사진 -> 바탕.
     베일이 사진 위에 덮이므로 사진은 '깊이'로만 남고 밝아지지 않는다.
     (밝은 이미지를 어두운 판 위에 얹어 색이 바랬던 랜딩 히어로와 반대 방향) */
  background:
    radial-gradient(1100px 620px at 18% 8%, rgba(130, 243, 132, 0.16) 0%, transparent 62%),
    radial-gradient(760px 520px at 88% 88%, rgba(78, 224, 193, 0.13) 0%, transparent 58%),
    linear-gradient(158deg, rgba(7, 26, 16, 0.80) 0%, rgba(6, 17, 12, 0.88) 46%,
                            rgba(4, 16, 10, 0.93) 100%),
    url('/static/img/hero.webp') center / cover no-repeat,
    linear-gradient(158deg, #071a10 0%, #06110c 46%, #04100a 100%);
  isolation: isolate;
}
.login-visual::before {              /* 미세한 격자 */
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(130, 243, 132, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(130, 243, 132, 0.055) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(120% 100% at 30% 20%, #000 25%, transparent 78%);
  -webkit-mask-image: radial-gradient(120% 100% at 30% 20%, #000 25%, transparent 78%);
  pointer-events: none;
}
.login-visual::after {               /* 오른쪽 경계의 부드러운 빛 */
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(130, 243, 132, 0.42), transparent);
}
.login-visual canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.9;
}
.login-visual-inner {
  position: relative;
  z-index: 1;
  max-width: 540px;
}

.login-mark {
  position: relative;
  display: grid;              /* 블록 레벨 — 다음 요소가 옆에 붙지 않게 */
  place-items: center;
  width: 124px; height: 124px;
  margin-bottom: 20px;
}
/* 어두운 배경에서 로고의 짙은 부분이 묻히지 않도록 은은한 후광을 깐다.
   후광·파문·숨의 주기를 서로 어긋나게 잡아 기계적으로 반복되지 않게 한다.
   (키프레임 vo-breathe / vo-aura / vo-ripple 은 app.css 26절에 있다) */
.login-mark::before {
  content: '';
  position: absolute;
  inset: -14%;
  border-radius: 999px;
  background: radial-gradient(closest-side, rgba(190, 255, 214, .17), transparent 72%);
  filter: blur(4px);
  animation: vo-aura 6.7s ease-in-out infinite;
}
.login-mark::after {                 /* 심장 박동처럼 퍼지는 파문 */
  content: '';
  position: absolute;
  inset: -6%;
  border-radius: 999px;
  border: 1.5px solid rgba(130, 243, 132, .45);
  animation: vo-ripple 9.3s cubic-bezier(.2, .65, .3, 1) infinite;
  pointer-events: none;
}
.login-mark img {
  position: relative;
  width: 112px; height: 112px;
  object-fit: contain;
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, .55))
          drop-shadow(0 0 18px rgba(130, 243, 132, .22));
  animation: vo-breathe 4.6s ease-in-out infinite;
  transform-origin: 50% 55%;
  will-change: transform;
}
@media (prefers-reduced-motion: reduce) {
  .login-mark::before, .login-mark::after, .login-mark img { animation: none; }
  .login-mark::after { opacity: 0; }
}
.login-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  margin-bottom: 18px;
  border: 1px solid rgba(130, 243, 132, 0.30);
  border-radius: 999px;
  background: rgba(130, 243, 132, 0.10);
  color: #a7f7a8;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
}
.login-eyebrow .dot {
  width: 6px; height: 6px;
  border-radius: 999px;
  background: #82f384;
  box-shadow: 0 0 0 3px rgba(130, 243, 132, 0.22);
  animation: login-pulse 2.4s ease-in-out infinite;
}
@keyframes login-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.82); }
}

.login-visual-title {
  font-size: clamp(30px, 3.6vw, 46px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.035em;
  color: #eafff0;
  margin: 0 0 14px;
}
.login-visual-title em { font-style: normal; color: #82f384; }
.login-visual-sub {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 0 0 18px;
  color: #7ee2b4;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
}
.login-visual-sub span { display: inline-flex; align-items: center; gap: 10px; }
.login-visual-sub .arrow { color: rgba(130, 243, 132, 0.55); }
.login-visual-desc {
  margin: 0;
  color: #b9d6c4;
  font-size: 15px;
  line-height: 1.75;
  max-width: 46ch;
}

.login-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.login-chips span {
  padding: 6px 12px;
  border: 1px solid rgba(130, 243, 132, 0.20);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
  color: #cfe9d8;
  font-size: 12.5px;
  white-space: nowrap;
}

.login-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2px;
  margin-top: 34px;
  padding: 20px 4px;
  border-top: 1px solid rgba(130, 243, 132, 0.16);
  border-bottom: 1px solid rgba(130, 243, 132, 0.16);
  max-width: 460px;
}
.login-stats > div { display: flex; flex-direction: column; gap: 4px; padding: 0 12px; }
.login-stats > div + div { border-left: 1px solid rgba(130, 243, 132, 0.14); }
.login-stats b {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #eafff0;
  font-variant-numeric: tabular-nums;
}
.login-stats span { font-size: 12px; color: #7fa08c; }
.login-note {
  margin: 18px 0 0;
  color: #6f8f7c;
  font-size: 12.5px;
  line-height: 1.6;
}

/* -------------------------------------------------------- 오른쪽 폼 */
.login-panel {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(28px, 4vw, 56px);
  background: var(--bg);
}
.login-panel-top {
  position: absolute;
  top: clamp(18px, 3vw, 28px);
  left: clamp(24px, 4vw, 56px);
  right: clamp(24px, 4vw, 56px);
  display: flex;
  align-items: center;
  gap: 12px;
}
.login-home {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 13px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: background 140ms ease, color 140ms ease, border-color 140ms ease;
}
.login-home:hover { background: var(--surface-hover); color: var(--text); border-color: var(--border-strong); }
.login-panel-top .spacer { margin-left: auto; }

.login-card {
  width: 100%;
  max-width: 400px;
}
.login-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 30px;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text);
}
.login-brand .mark {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  flex: none;
}
.login-brand .mark img { width: 42px; height: 42px; object-fit: contain; }
.login-brand .wordmark { white-space: nowrap; }
.login-brand b { color: var(--accent-600); font-weight: 800; }

.login-title {
  margin: 0 0 6px;
  font-size: 27px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
}
.login-sub { margin: 0 0 26px; color: var(--text-muted); font-size: 14.5px; }

.login-card .field { margin-bottom: 18px; }
.login-card .label {
  display: block;
  margin-bottom: 7px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.login-field {
  position: relative;
  display: flex;
  align-items: center;
}
.login-field .lf-icon {
  position: absolute;
  left: 13px;
  display: inline-flex;
  color: var(--text-subtle);
  pointer-events: none;
  transition: color 140ms ease;
}
.login-field .input {
  width: 100%;
  height: 48px;
  padding-left: 41px;
  padding-right: 44px;
  border-radius: 12px;
  font-size: 15px;
}
.login-field:focus-within .lf-icon { color: var(--accent-600); }
.login-field .lf-action {
  position: absolute;
  right: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--text-subtle);
  cursor: pointer;
  transition: background 140ms ease, color 140ms ease;
}
.login-field .lf-action:hover { background: var(--surface-2); color: var(--text); }
.login-field .lf-action:focus-visible { outline: 2px solid var(--accent-600); outline-offset: 1px; }

.login-caps {
  display: none;
  align-items: center;
  gap: 6px;
  margin-top: 7px;
  font-size: 12.5px;
  color: var(--warning-text);
}
.login-caps.on { display: flex; }

#login-error[hidden] { display: none; }
#login-error {
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 16px;
  padding: 11px 13px;
  border: 1px solid var(--danger);
  border-radius: 11px;
  background: var(--danger-soft);
  color: var(--danger-text);
  font-size: 13.5px;
  line-height: 1.55;
  animation: login-shake 320ms cubic-bezier(0.36, 0.07, 0.19, 0.97);
}
@keyframes login-shake {
  10%, 90% { transform: translateX(-1px); }
  20%, 80% { transform: translateX(2px); }
  30%, 50%, 70% { transform: translateX(-3px); }
  40%, 60% { transform: translateX(3px); }
}

#login-btn {
  width: 100%;
  height: 50px;
  border-radius: 12px;
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  box-shadow: 0 6px 18px rgba(22, 163, 74, 0.22);
}
#login-btn:disabled { opacity: 0.72; cursor: progress; }
#login-btn .spin {
  width: 16px; height: 16px;
  margin-right: 8px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 999px;
  display: inline-block;
  vertical-align: -3px;
  animation: login-spin 700ms linear infinite;
}
@keyframes login-spin { to { transform: rotate(360deg); } }

.login-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 24px 0 16px;
  color: var(--text-subtle);
  font-size: 12px;
}
.login-divider::before,
.login-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}
.login-facts { display: grid; gap: 9px; }
.login-facts li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 12.8px;
  line-height: 1.6;
  color: var(--text-muted);
}
.login-facts li svg { flex: none; margin-top: 2px; color: var(--accent-600); }
.login-foot {
  margin: 22px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-subtle);
  text-align: center;
}

/* ---------------------------------------------------------- 반응형 */
@media (max-width: 1080px) {
  .login-page { grid-template-columns: minmax(0, 1fr); }
  .login-visual { min-height: auto; padding: 40px clamp(20px, 6vw, 40px) 36px; }
  .login-visual-inner { max-width: none; }
  .login-visual::after { display: none; }
  .login-mark { width: 96px; height: 96px; margin-bottom: 16px; }
  .login-mark img { width: 88px; height: 88px; }
  .login-visual-title { font-size: clamp(26px, 6vw, 34px); }
  .login-chips { display: none; }
  .login-stats { margin-top: 24px; max-width: none; }
  .login-panel { padding-top: 66px; }
}
@media (max-width: 560px) {
  .login-visual-desc { font-size: 14px; }
  .login-stats { padding: 16px 0; }
  .login-stats b { font-size: 21px; }
  .login-note { display: none; }
  .login-card { max-width: none; }
}

@media (prefers-reduced-motion: reduce) {
  .login-eyebrow .dot,
  #login-btn .spin { animation: none; }
  #login-error { animation: none; }
  .login-visual canvas { display: none; }
}