/* 로그인 페이지 야경 배경 (폼 마크업은 그대로 유지) */

.login-page {
  margin: 0;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  background: #0d1b2a;
}

.login-page .login-scene {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.login-sky {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    #0a1628 0%,
    #132f52 42%,
    #1e4976 72%,
    #2a5f8f 100%
  );
}

/* 은은한 별 (SVG 5각 별, 달 대비 대형 ≈14px) */
.login-stars {
  position: absolute;
  inset: 0;
  background:
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.9%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 12% 18% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.75%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 25% 8% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.85%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 48% 22% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.7%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 62% 12% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.8%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 78% 28% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.65%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 88% 14% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.95%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 18% 40% / 10px 10px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.6%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 55% 38% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.75%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 72% 45% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23fffadc%22%20fill-opacity%3D%220.9%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 92% 48% / 14px 14px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.68%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 5% 32% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.82%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 33% 6% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23fffaf5%22%20fill-opacity%3D%220.72%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 40% 15% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.88%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 68% 6% / 10px 10px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.58%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 95% 22% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23e6eeff%22%20fill-opacity%3D%220.65%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 8% 52% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.55%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 28% 58% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.78%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 44% 48% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.62%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 58% 52% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23fff8dc%22%20fill-opacity%3D%220.85%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 82% 38% / 10px 10px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.5%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 15% 68% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.58%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 38% 72% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.52%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 65% 68% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23fffff0%22%20fill-opacity%3D%220.75%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 22% 26% / 14px 14px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.7%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 52% 8% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.64%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 75% 18% / 7px 7px no-repeat,
    url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2024%2024%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20fill-opacity%3D%220.55%22%20d%3D%22M12%202l3.09%206.26L22%209.27l-5%204.87%201.18%206.88L12%2017.77l-6.18%203.25L7%2014.14%202%209.27l6.91-1.01L12%202z%22%2F%3E%3C%2Fsvg%3E") 98% 8% / 7px 7px no-repeat;
  opacity: 0.95;
  animation: login-twinkle 5s ease-in-out infinite alternate;
}

@keyframes login-twinkle {
  from { opacity: 0.75; }
  to { opacity: 1; }
}

/* 달 */
.login-moon {
  position: absolute;
  top: 8%;
  right: 10%;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #fffef5 0%, #e8e4d4 55%, #c8c4b0 100%);
  box-shadow:
    0 0 24px rgba(255, 250, 230, 0.45),
    0 0 48px rgba(200, 220, 255, 0.15);
  animation: login-moon-float 8s ease-in-out infinite;
}

@keyframes login-moon-float {
  0%,
  100% {
    transform: translate(0, 0);
  }
  50% {
    transform: translate(-6px, 5px);
  }
}

/* 먼 산 실루엣 */
.login-hills {
  position: absolute;
  left: -15%;
  right: -15%;
  bottom: 22%;
  height: 38%;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(13, 40, 70, 0.55) 40%,
    rgba(8, 30, 55, 0.85) 100%
  );
  border-radius: 50% 50% 0 0 / 18% 18% 0 0;
  opacity: 0.9;
}

.login-hills::after {
  content: "";
  position: absolute;
  left: 5%;
  right: -5%;
  bottom: -5%;
  height: 70%;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(10, 35, 60, 0.7) 35%,
    rgba(5, 22, 42, 0.95) 100%
  );
  border-radius: 45% 55% 0 0 / 22% 22% 0 0;
}

/* 물결 → 흰 하단 (폼 영역과 자연스럽게 이어짐) */
.login-wave {
  position: absolute;
  left: -20%;
  width: 140%;
  bottom: 0;
  height: 48%;
  background: #ffffff;
  border-radius: 50% 50% 0 0 / 14% 14% 0 0;
  box-shadow: 0 -8px 32px rgba(13, 27, 48, 0.06);
}

/* 카드 래퍼: 물결 위에 올리기 */
.login-wrap {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  padding: 1.25rem 1rem 2rem;
  padding-bottom: max(2rem, env(safe-area-inset-bottom, 0px));
}

@media (min-height: 640px) {
  .login-wrap {
    justify-content: center;
    padding-top: 12vh;
    padding-bottom: 8vh;
  }
}

.login-page .login-container {
  max-width: 400px;
  width: 100%;
  margin: 0 auto;
  padding: 28px 26px;
  background-color: rgba(255, 255, 255, 0.97);
  border-radius: 16px;
  box-shadow:
    0 12px 40px rgba(10, 30, 55, 0.18),
    0 2px 8px rgba(0, 0, 0, 0.06);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.login-page .login-container h2.brand-title {
  color: #1a2f4a;
  font-weight: 400;
  font-size: 1.85rem;
}

/* 접근성: 시스템에서 동작 줄이기 */
@media (prefers-reduced-motion: reduce) {
  .login-stars {
    animation: none;
  }
  .login-moon {
    animation: none;
  }
}