@import url("/css/design-tokens.css");

.login-page,
.login-page *,
.login-page *::before,
.login-page *::after {
  box-sizing: border-box;
}

.login-page {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  font-family: var(--ot-font);
  letter-spacing: var(--ot-tracking);
  position: relative;
  overflow: hidden;
  background: linear-gradient(
    165deg,
    #5db4d6 0%,
    #74c8df 22%,
    #6fd0c4 44%,
    #58bfb0 58%,
    #eccb8e 84%,
    #f6e3bd 100%
  );
  background-size: 100% 200%;
  animation: login-sky 18s ease-in-out infinite alternate;
}

@keyframes login-sky {
  0% { background-position: 0% 0%; }
  100% { background-position: 0% 100%; }
}

/* 은은한 햇살 */
.login-page::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 46% 34% at 80% 8%, rgba(255, 240, 196, 0.85) 0%, transparent 70%);
  pointer-events: none;
  animation: login-sun 6s ease-in-out infinite;
}
@keyframes login-sun {
  0%, 100% { opacity: 0.75; }
  50% { opacity: 1; }
}

/* ---------- 카드 ---------- */
.login-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 360px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: var(--ot-radius-xl);
  box-shadow: 0 18px 48px rgba(20, 50, 60, 0.22), 0 2px 8px rgba(20, 50, 60, 0.08);
  padding: 0 24px 28px;
  text-align: center;
  animation: login-card-in 0.55s var(--ot-ease) both;
}
@keyframes login-card-in {
  from { opacity: 0; transform: translateY(14px) scale(0.98); }
  to { opacity: 1; transform: none; }
}

/* ---------- 로고(원형 엠블럼) ---------- */
.login-logo {
  width: 104px;
  height: 104px;
  margin: -52px auto 16px;
  border-radius: var(--ot-radius-full);
  background: linear-gradient(180deg, #d8f0ff, #eaf7ef);
  border: 5px solid #ffffff;
  box-shadow: 0 10px 22px rgba(46, 125, 138, 0.28);
  overflow: hidden;
  display: grid;
  place-items: center;
  animation: login-float 5s ease-in-out infinite;
}
.login-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
}
@keyframes login-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* ---------- 타이포 ---------- */
.login-title {
  font-size: var(--ot-fs-xl);
  font-weight: 800;
  color: var(--ot-text);
  margin: 0;
}
/* ---------- 폼 ---------- */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.login-field {
  position: relative;
  display: flex;
  align-items: center;
}
.login-input {
  width: 100%;
  height: var(--ot-control-h);
  padding: 0 48px 0 16px;
  font-size: var(--ot-fs-md);
  font-family: inherit;
  color: var(--ot-text);
  background: var(--ot-surface);
  border: 1.5px solid var(--ot-border-strong);
  border-radius: var(--ot-radius-md);
  outline: none;
  transition: border-color var(--ot-dur) var(--ot-ease), box-shadow var(--ot-dur) var(--ot-ease);
}
.login-input::placeholder { color: var(--ot-text-subtle); }
.login-input:focus {
  border-color: var(--ot-primary);
  box-shadow: 0 0 0 4px var(--ot-primary-soft);
}

/* 비밀번호 표시/숨김 토글 */
.login-toggle {
  position: absolute;
  right: 6px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: none;
  background: transparent;
  color: var(--ot-text-subtle);
  cursor: pointer;
  border-radius: var(--ot-radius-full);
  transition: color var(--ot-dur) var(--ot-ease), background var(--ot-dur) var(--ot-ease);
}
.login-toggle:hover { color: var(--ot-text-muted); background: var(--ot-surface-2); }
.login-toggle svg { width: 20px; height: 20px; }
.login-toggle .icon-off { display: none; }
.login-toggle.is-on .icon-on { display: none; }
.login-toggle.is-on .icon-off { display: block; }

/* 에러: 공간을 미리 예약해 레이아웃 점프 방지 */
.login-error-slot {
  min-height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.login-error {
  font-size: var(--ot-fs-xs);
  color: var(--ot-danger);
  background: var(--ot-danger-soft);
  border-radius: var(--ot-radius-sm);
  padding: 6px 12px;
  margin: 0;
  animation: login-error-in 0.25s var(--ot-ease) both;
}
@keyframes login-error-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 버튼 ---------- */
.login-btn {
  position: relative;
  width: 100%;
  height: var(--ot-control-h);
  margin-top: 4px;
  font-size: var(--ot-fs-md);
  font-weight: 700;
  font-family: inherit;
  color: var(--ot-primary-text);
  background: linear-gradient(135deg, #36a06f 0%, var(--ot-primary) 50%, var(--ot-primary-hover) 100%);
  border: none;
  border-radius: var(--ot-radius-md);
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(47, 143, 99, 0.32);
  transition: transform var(--ot-dur) var(--ot-ease), box-shadow var(--ot-dur) var(--ot-ease), filter var(--ot-dur) var(--ot-ease);
}
.login-btn:hover { transform: translateY(-1px); box-shadow: 0 12px 24px rgba(47, 143, 99, 0.4); }
.login-btn:active { transform: translateY(0); box-shadow: 0 6px 14px rgba(47, 143, 99, 0.3); }

.login-btn .btn-label { transition: opacity var(--ot-dur) var(--ot-ease); }
.login-btn .btn-spinner {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 20px;
  height: 20px;
  border: 2.5px solid rgba(255, 255, 255, 0.45);
  border-top-color: #ffffff;
  border-radius: 50%;
  opacity: 0;
  animation: login-spin 0.7s linear infinite;
}
@keyframes login-spin { to { transform: rotate(360deg); } }

.login-btn.is-loading { cursor: progress; filter: saturate(0.9); }
.login-btn.is-loading .btn-label { opacity: 0; }
.login-btn.is-loading .btn-spinner { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
  .login-page, .login-page::before, .login-card, .login-logo, .login-btn .btn-spinner { animation: none; }
}

/* ---------- 2026 그로브 노트 리프레시 ---------- */
.login-page {
  padding: 28px;
  background:
    radial-gradient(circle at 78% 14%, rgba(215, 170, 75, 0.34), transparent 22%),
    radial-gradient(ellipse 42% 54% at -6% 104%, rgba(184, 211, 169, 0.2), transparent 72%),
    linear-gradient(145deg, #102f25 0%, var(--ot-grove) 48%, #285b46 100%);
  animation: none;
}
.login-page::before {
  inset: 28px;
  border: 1px solid rgba(226, 238, 226, 0.12);
  border-radius: 48% 12% 48% 12%;
  background: transparent;
  animation: none;
}
.login-page::after {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -110px;
  width: 330px;
  height: 250px;
  border: 1px solid rgba(184, 211, 169, 0.14);
  border-radius: 72% 12% 72% 12%;
  transform: rotate(-18deg);
  pointer-events: none;
}
.login-card {
  max-width: 400px;
  padding: 32px;
  text-align: left;
  background: var(--ot-surface);
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 30px 30px 9px 30px;
  box-shadow: 0 30px 80px rgba(4, 22, 15, 0.35);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
.login-logo {
  width: 92px;
  height: 92px;
  margin: 0 0 24px;
  border: 4px solid #ffffff;
  border-radius: 46px 46px 12px 46px;
  background: var(--ot-primary-soft);
  box-shadow: 0 12px 28px rgba(24, 63, 49, 0.2);
  animation-duration: 7s;
}
.login-eyebrow {
  margin: 0 0 7px;
  color: var(--ot-primary);
  font-family: var(--ot-font);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.login-title {
  font-family: var(--ot-font-display);
  font-size: 1.75rem;
  line-height: 1.25;
  letter-spacing: -0.035em;
}
.login-form { margin-top: 26px; gap: 12px; }
.login-input {
  background: #ffffff;
  border-color: var(--ot-border-strong);
  border-radius: 14px 14px 5px 14px;
}
.login-btn {
  margin-top: 2px;
  background: var(--ot-grove);
  border-radius: 16px 16px 5px 16px;
  box-shadow: 0 10px 22px rgba(24, 63, 49, 0.22);
}
.login-btn:hover { background: var(--ot-grove-2); box-shadow: 0 13px 28px rgba(24, 63, 49, 0.26); }

@media (max-width: 480px) {
  .login-page { padding: 20px; }
  .login-page::before { inset: 16px; }
  .login-card { padding: 26px 22px; border-radius: 26px 26px 8px 26px; }
  .login-logo { width: 82px; height: 82px; margin-bottom: 20px; }
}