/* 첫 화면 — 밤의 학당
   별이 뜬 하늘 · 금빛 장식 · 아치 창.
   라이트: 아침 햇살이 든 양피지 톤 / 다크: 밤하늘과 촛불 톤 */
.magic {
  --m-sky: #fff8e8;
  --m-bg: #f3ead8;
  --m-bg-2: #ebdfc6;
  --m-ink: #2b2014;
  --m-ink-2: #4e3f2c;
  --m-muted: #6a5840;
  --m-gold: #8c6420;
  --m-gold-2: #b5842e;
  --m-glow: rgba(214, 160, 70, 0.28);
  --m-line: rgba(140, 100, 32, 0.3);
  --m-card: rgba(255, 251, 242, 0.62);
  --m-star: rgba(150, 110, 40, 0.45);
  --m-leaf: rgba(255, 249, 236, 0.5);
  --m-lattice: rgba(140, 100, 32, 0.06);
  --m-burst: radial-gradient(ellipse 60% 55% at 50% 40%, #fffaf0 0%, #ffe3a6 30%, rgba(246, 196, 110, 0.5) 60%, transparent 85%);
  --m-gild: linear-gradient(100deg, #8c6420 0%, #b5842e 40%, #6e4c14 60%, #a77824 100%);
  --m-serif: "Gowun Batang", "Nanum Myeongjo", "AppleMyungjo", "Noto Serif KR", serif;

  position: relative; flex: 1; min-height: 100vh; overflow: hidden; isolation: isolate;
  color: var(--m-ink);
  background:
    radial-gradient(ellipse 90% 60% at 50% -12%, var(--m-sky) 0%, transparent 62%),
    linear-gradient(180deg, var(--m-bg-2) 0%, var(--m-bg) 55%);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .magic {
    --m-sky: #26335f; --m-bg: #080a14; --m-bg-2: #131931;
    --m-ink: #f3e9d3; --m-ink-2: #dacfb6; --m-muted: #aaa089;
    --m-gold: #d9b467; --m-gold-2: #f2d48c; --m-glow: rgba(255, 190, 100, 0.3);
    --m-line: rgba(217, 180, 103, 0.26); --m-card: rgba(255, 236, 200, 0.04); --m-star: #fff;
    --m-leaf: rgba(40, 48, 90, 0.35); --m-lattice: rgba(217, 180, 103, 0.06);
    --m-burst: radial-gradient(ellipse 60% 55% at 50% 40%, rgba(255, 210, 140, 0.4) 0%, rgba(230, 170, 90, 0.18) 38%, rgba(200, 140, 70, 0.06) 65%, transparent 85%); --m-leaf-lit: 1.1;
    --m-gild: linear-gradient(100deg, #f6e1a6 0%, #d6a64c 40%, #fff3cf 55%, #c8923a 100%);
  }
}
:root[data-theme="dark"] .magic {
  --m-sky: #26335f; --m-bg: #080a14; --m-bg-2: #131931;
  --m-ink: #f3e9d3; --m-ink-2: #dacfb6; --m-muted: #aaa089;
  --m-gold: #d9b467; --m-gold-2: #f2d48c; --m-glow: rgba(255, 190, 100, 0.3);
  --m-line: rgba(217, 180, 103, 0.26); --m-card: rgba(255, 236, 200, 0.04); --m-star: #fff;
    --m-leaf: rgba(40, 48, 90, 0.35); --m-lattice: rgba(217, 180, 103, 0.06);
    --m-burst: radial-gradient(ellipse 60% 55% at 50% 40%, rgba(255, 210, 140, 0.4) 0%, rgba(230, 170, 90, 0.18) 38%, rgba(200, 140, 70, 0.06) 65%, transparent 85%); --m-leaf-lit: 1.1;
  --m-gild: linear-gradient(100deg, #f6e1a6 0%, #d6a64c 40%, #fff3cf 55%, #c8923a 100%);
}
.magic .muted { color: var(--m-muted); }

/* ---------------------------------------------------------------- 하늘 · 아치 · 불빛 */
.magic-sky { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.stars {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(1.2px 1.2px at 6% 12%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1px 1px at 18% 34%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1.4px 1.4px at 27% 8%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1px 1px at 36% 22%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 44% 4%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1px 1px at 58% 16%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 66% 6%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1px 1px at 74% 28%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 83% 11%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1px 1px at 92% 24%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1px 1px at 12% 52%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 88% 46%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1px 1px at 96% 64%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1px 1px at 3% 72%, var(--m-star) 50%, transparent 51%);
  opacity: 0.7;
}
.stars-2 {
  background-image:
    radial-gradient(1.6px 1.6px at 14% 18%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1.3px 1.3px at 31% 42%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1.8px 1.8px at 52% 9%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1.3px 1.3px at 70% 38%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1.6px 1.6px at 79% 19%, var(--m-star) 50%, transparent 51%),
    radial-gradient(1.3px 1.3px at 95% 8%, var(--m-star) 50%, transparent 51%);
  animation: twinkle 4.5s ease-in-out infinite alternate;
}
@keyframes twinkle { from { opacity: 0.15; } to { opacity: 0.95; } }

/* 뒤편의 아치 문: 금빛 창살이 든 두 짝 유리문. 로그인을 누르면 이 문이 안쪽으로 열린다 */
.arch {
  position: absolute; left: 50%; top: 64px; transform: translateX(-50%);
  width: min(760px, 92vw); height: 720px;
  border: 1px solid var(--m-line); border-bottom: 0;
  border-radius: 50% 50% 0 0 / 34% 34% 0 0;
  -webkit-mask-image: linear-gradient(#000 40%, transparent 94%); mask-image: linear-gradient(#000 40%, transparent 94%);
}
.arch-door {
  position: absolute; inset: 16px 16px 0; overflow: hidden; perspective: 1600px;
  border: 1px solid var(--m-line); border-bottom: 0; border-radius: 50% 50% 0 0 / 33% 33% 0 0;
}
/* 문 너머의 빛 */
.arch-light {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 8%, var(--m-glow), transparent 72%);
  transition: opacity 1.2s ease, filter 1.2s ease;
}
.arch-light::after {
  content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity 1.1s ease 0.35s;
  background: var(--m-burst);
}
.leaf {
  position: absolute; top: 0; bottom: 0; width: 50%; backface-visibility: hidden;
  background:
    repeating-linear-gradient(60deg, var(--m-lattice) 0 1px, transparent 1px 34px),
    repeating-linear-gradient(-60deg, var(--m-lattice) 0 1px, transparent 1px 34px),
    linear-gradient(180deg, var(--m-leaf), transparent 85%);
  transition: transform 1.5s cubic-bezier(0.62, 0.02, 0.3, 1) 0.2s, filter 1.5s ease 0.2s;
}
.leaf-l { left: 0; transform-origin: left center; border-right: 1px solid var(--m-line); }
.leaf-r { right: 0; transform-origin: right center; border-left: 1px solid var(--m-line); }
/* 안쪽 테두리: 두 짝이 만나 작은 아치를 이룬다 */
.leaf::before {
  content: ""; position: absolute; top: 9%; bottom: 0; border: 1px solid var(--m-line); border-bottom: 0;
}
.leaf-l::before { left: 12%; right: 8%; border-top-left-radius: 100% 26%; }
.leaf-r::before { right: 12%; left: 8%; border-top-right-radius: 100% 26%; }
/* 문 꼭대기의 금빛 메달: 두 짝에 반씩 나뉘어 있다가 문이 열리면 갈라진다 */
.leaf::after {
  content: ""; position: absolute; top: 5%; width: 13px; height: 26px;
  background: radial-gradient(circle at 100% 50%, var(--m-gold-2), var(--m-gold) 70%);
  box-shadow: 0 0 14px var(--m-glow);
}
.leaf-l::after { right: 0; border-radius: 13px 0 0 13px; }
.leaf-r::after { left: 0; border-radius: 0 13px 13px 0; background: radial-gradient(circle at 0% 50%, var(--m-gold-2), var(--m-gold) 70%); }

.motes i {
  position: absolute; width: 4px; height: 4px; border-radius: 50%;
  background: var(--m-gold-2); box-shadow: 0 0 12px 3px var(--m-glow);
  opacity: 0; animation: drift 10s ease-in-out infinite;
}
@keyframes drift {
  0% { transform: translate(0, 0); opacity: 0; }
  20% { opacity: 0.9; }
  80% { opacity: 0.6; }
  100% { transform: translate(24px, -140px); opacity: 0; }
}

/* ---------------------------------------------------------------- 머리말 */
.landing { max-width: 1080px; width: 100%; margin: 0 auto; padding: 0 20px 64px; display: grid; gap: 40px; }
.landing-top { display: flex; justify-content: space-between; align-items: center; padding: 20px 0 0; }
.landing-top .brand { padding: 0; text-decoration: none; font-family: var(--m-serif); font-weight: 700; letter-spacing: 0; }
.landing-top nav { display: flex; align-items: center; gap: 14px; font-weight: 600; }
.landing-top nav > a:not(.btn) { text-decoration: none; color: var(--m-ink-2); }
.landing-top nav .theme-toggle { width: 38px; height: 38px; background: transparent; border-color: var(--m-line); color: var(--m-gold); }

/* ---------------------------------------------------------------- 첫 문장 */
.landing-hero { display: grid; justify-items: center; text-align: center; gap: 20px; padding: 72px 0 8px; max-width: 720px; margin: 0 auto; }
.landing-hero h1 {
  font-family: var(--m-serif); font-weight: 700;
  font-size: clamp(36px, 7vw, 64px); line-height: 1.22; letter-spacing: -0.01em;
}
.gild {
  background: var(--m-gild); background-size: 220% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shimmer 6s ease-in-out infinite;
}
@keyframes shimmer { 0%, 100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
.landing-hero > p.muted { font-size: 18px; line-height: 1.75; max-width: 600px; }
.landing-cta { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 6px; }

.ornament { display: flex; align-items: center; gap: 12px; color: var(--m-gold); }
.ornament .line { width: 72px; height: 1px; background: linear-gradient(90deg, transparent, var(--m-gold)); }
.ornament .line:last-child { transform: scaleX(-1); }

.magic .btn { border-radius: 999px; }
.magic .btn-accent {
  padding: 15px 34px; color: #2a1a08;
  background: linear-gradient(180deg, #f6dc98, #cf9f48);
  box-shadow: 0 0 0 1px rgba(255, 235, 180, 0.6) inset, 0 8px 28px var(--m-glow);
  transition: transform 0.2s, box-shadow 0.2s;
}
.magic .btn-accent:hover { transform: translateY(-2px); box-shadow: 0 0 0 1px rgba(255, 235, 180, 0.8) inset, 0 12px 36px var(--m-glow); }
.magic .btn-ghost { color: var(--m-ink); border-color: var(--m-line); background: transparent; }
.magic .btn-ghost:hover { border-color: var(--m-gold); }

/* ---------------------------------------------------------------- 메뉴 카드: 둥근 모서리 네모 */
.landing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.magic .landing-feature {
  position: relative; display: grid; justify-items: center; align-content: start; gap: 10px; text-align: center;
  padding: 30px 26px 28px;
  background: var(--m-card); border: 1px solid var(--m-line); box-shadow: none;
  border-radius: 20px;
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.magic .landing-feature::before {
  content: ""; position: absolute; inset: 7px; pointer-events: none;
  border: 1px solid var(--m-line); opacity: 0.55;
  border-radius: 14px;
}
.magic .landing-feature:hover { transform: translateY(-6px); border-color: var(--m-gold); box-shadow: 0 18px 40px -18px var(--m-glow), 0 0 0 1px var(--m-line); }
.magic .landing-feature .stat-icon {
  width: 56px; height: 56px; border-radius: 50%; color: var(--m-gold);
  background: radial-gradient(circle, var(--m-glow), transparent 72%);
  border: 1px solid var(--m-line);
}
.magic .landing-feature b { font-family: var(--m-serif); font-size: 20px; font-weight: 700; }
.magic .landing-feature p { line-height: 1.65; }
.landing-price { display: grid; gap: 8px; }
.magic .landing-price { background: var(--m-card); border-color: var(--m-line); }

/* ---------------------------------------------------------------- 들어오는 순서 */
.landing-hero > *, .landing-feature { animation: rise 0.9s cubic-bezier(0.2, 0.7, 0.2, 1) both; animation-delay: var(--d, 0s); }
.landing-hero > :nth-child(2) { --d: 0.08s; }
.landing-hero > :nth-child(3) { --d: 0.16s; }
.landing-hero > :nth-child(4) { --d: 0.24s; }
.landing-feature:nth-child(1) { --d: 0.32s; }
.landing-feature:nth-child(2) { --d: 0.42s; }
.landing-feature:nth-child(3) { --d: 0.52s; }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }


/* ---------------------------------------------------------------- 문으로 들어가기 (로그인)
   글과 카드가 걷히고 → 아치 문이 안쪽으로 열리며 빛이 차오르고 → 빛이 화면을 채우면 로그인 창으로 넘어간다 */
.magic-sky { transform-origin: 50% 400px; transition: transform 1.5s cubic-bezier(0.55, 0, 0.2, 1) 0.85s; }
.magic.entering .landing { opacity: 0; transform: translateY(10px); transition: opacity 0.45s ease, transform 0.45s ease; pointer-events: none; }
.magic.entering .leaf-l { transform: rotateY(82deg); filter: brightness(var(--m-leaf-lit, 1.4)); }
.magic.entering .leaf-r { transform: rotateY(-82deg); filter: brightness(var(--m-leaf-lit, 1.4)); }
.magic.entering .arch-light::after { opacity: 1; }
.magic.entering .magic-sky { transform: scale(4.2); }
.magic.entering .motes i { animation-duration: 3s; }
.veil {
  position: fixed; inset: 0; z-index: 100; pointer-events: none; opacity: 0; transition: opacity 0.9s ease;
  background: radial-gradient(ellipse at 50% 45%, #fffaf0 0%, #fbe9c2 55%, #efd093 100%);
}
.veil.on { opacity: 1; transition-duration: 0.6s; }
/* 다크 모드: 눈부시지 않게 어둠 속의 은은한 금빛으로 */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .veil { background: radial-gradient(ellipse 55% 50% at 50% 45%, rgba(255, 200, 120, 0.22), transparent 70%), #0b0d1a; }
}
:root[data-theme="dark"] .veil { background: radial-gradient(ellipse 55% 50% at 50% 45%, rgba(255, 200, 120, 0.22), transparent 70%), #0b0d1a; }

@media (max-width: 640px) {
  .landing { gap: 32px; }
  .landing-hero { padding-top: 44px; }
  .landing-hero > p.muted { font-size: 16px; }
  .landing-hero h1 br { display: block; }
}