/* 다크 테마 */
:root {
  --bg-main: #0b0f17;
  --bg-panel: #121822;
  --bg-panel-soft: #1a2230;

  --border-soft: #273043;

  --accent: #3ed6a6;
  --accent-soft: rgba(62, 214, 166, 0.12);
  --accent-text: #c8ffe9;

  --text-main: #f3f5fa;
  --text-sub: #a8b0c0;
  --text-muted: #738096;

  --danger: #ff6b6b;

  --radius-lg: 8px;
  --radius-xl: 12px;
}

/* 라이트 테마 */
:root[data-theme='light'] {
  --bg-main: #f5f5fb;
  --bg-panel: #ffffff;
  --bg-panel-soft: #eef1fb;
  --border-soft: #d1d5e5;
  --accent: #0d9f6a;
  --accent-soft: rgba(13, 159, 106, 0.12);
  --accent-text: #064e3b;
  --text-main: #111827;
  --text-sub: #4b5563;
  --text-muted: #9ca3af;
  --danger: #e02424;
}

[data-theme='light'] body {
  background: radial-gradient(
    circle at top,
    #ffffff 0,
    #f3f4ff 40%,
    #e5e7f5 100%
  );
  color: var(--text-main);
}

[data-theme='light'] .navbar {
  background: linear-gradient(135deg, #ffffff, #e7ebff);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

[data-theme='light'] .footer-bg {
  background: #f3f4ff;
  color: var(--text-sub);
  border-top: 1px solid rgba(15, 23, 42, 0.06);
}

* {
  box-sizing: border-box;
}

a {
  text-decoration: none;
}

/* 전체 배경 */
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Pretendard', system-ui,
    sans-serif;
  background: radial-gradient(
    circle at top,
    #1c2330 0,
    #050608 50%,
    #020307 100%
  );
  color: var(--text-main);
}

/* NAVBAR */

.navbar {
  background: rgba(255, 255, 255, 0.04);
  padding: 4px 12px !important;
  height: 90px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.navbar-brand img {
  height: 80px;
  width: auto;
  object-fit: contain;
  border-radius: 999px;
}

.navbar .nav-link {
  color: var(--text-sub) !important;
  padding: 7px 14px !important;
  border-radius: 999px;
  transition: 0.15s;
  font-size: 0.96rem;
}

.navbar .nav-link:hover {
  background: var(--accent-soft) !important;
  color: var(--accent-text) !important;
}

.navbar .nav-link.active {
  background: var(--accent-soft) !important;
  color: var(--accent-text) !important;
}

.navbar-nav {
  gap: 1.2rem;
}

/* 상단 오른쪽 아이콘 */
.nav-icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: pointer;
  transition: 0.15s;
}

.nav-icon-btn:hover {
  background: var(--accent-soft);
  border-color: rgba(31, 179, 138, 0.4);
}

.nav-icon-btn svg {
  stroke: var(--text-sub);
  transition: 0.15s;
}

.nav-icon-btn:hover svg {
  stroke: var(--accent);
}

/* FOOTER */

.footer-bg {
  background: rgba(255, 255, 255, 0.03);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--text-sub);
}

.footer-bg .nav-link {
  color: var(--text-sub);
  font-size: 0.9rem;
}

.footer-bg .nav-link:hover {
  color: var(--accent-text) !important;
}

.footer-bg p {
  color: #9ca3b5;
  font-size: 0.88rem;
}

.footer-logo {
  border-radius: 999px;
}