@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.min.css");

:root {
  --bg: #0b0f14;
  --bg-elevated: #121820;
  --bg-card: #161d27;
  --text: #f4f6f8;
  --text-muted: #9aa3b2;
  --text-dim: #6b7585;
  --accent: #ff6b35;
  --accent-hover: #ff8555;
  --accent-muted: rgba(255, 107, 53, 0.15);
  --border: rgba(255, 255, 255, 0.08);
  --divider: rgba(255, 255, 255, 0.06);
  --danger: #ff6b6b;
  --success: #4ade80;
  --radius: 12px;
  --radius-sm: 8px;
  --max-width: 720px;
  --header-h: 52px;
  --sticky-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  padding-bottom: var(--sticky-h);
}
a { color: inherit; text-decoration: none; }

.lp-header {
  position: sticky; top: 0; z-index: 100;
  height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 20px;
  background: rgba(11, 15, 20, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.lp-header__brand { font-size: 0.92rem; font-weight: 600; }
.lp-header__link { font-size: 0.78rem; font-weight: 600; color: var(--accent); }

.lp-hero {
  padding: 56px 24px 64px;
  text-align: center;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(255, 107, 53, 0.12), transparent),
    var(--bg);
}
.lp-hero__eyebrow {
  display: inline-block; margin-bottom: 18px;
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent);
}
.lp-hero__title {
  margin: 0 0 18px;
  font-size: clamp(1.85rem, 7vw, 2.75rem);
  font-weight: 800; line-height: 1.18; letter-spacing: -0.03em;
}
.lp-hero__subtitle {
  margin: 0 auto 28px; max-width: 520px;
  font-size: 1.02rem; color: var(--text-muted);
}
.lp-hero__actions {
  display: flex; flex-wrap: wrap; gap: 10px; justify-content: center;
}

.lp-btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 26px; font-size: 0.95rem; font-weight: 700;
  border-radius: 999px; border: none; cursor: pointer; font-family: inherit;
}
.lp-btn--primary { background: var(--accent); color: #fff; }
.lp-btn--ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.lp-btn--block { width: 100%; }

.lp-section { padding: 52px 24px; max-width: var(--max-width); margin: 0 auto; }
.lp-section--wide { max-width: none; padding-left: 0; padding-right: 0; }
.lp-section__title {
  margin: 0 0 8px;
  font-size: clamp(1.35rem, 4vw, 1.65rem);
  font-weight: 800; text-align: center;
}
.lp-section__lead {
  margin: 0 auto 36px; max-width: 480px;
  text-align: center; color: var(--text-muted); font-size: 0.95rem;
}

.lp-strengths { border-top: 1px solid var(--divider); border-bottom: 1px solid var(--divider); }
.lp-strength {
  display: flex; align-items: center; gap: 14px;
  padding: 20px 24px; max-width: var(--max-width); margin: 0 auto;
  border-bottom: 1px solid var(--divider);
}
.lp-strength:last-child { border-bottom: none; }
.lp-strength__icon { flex-shrink: 0; width: 28px; font-size: 1.1rem; text-align: center; }
.lp-strength__text { margin: 0; font-size: 0.95rem; color: var(--text-muted); line-height: 1.5; }
.lp-testimonial { padding: 22px 24px; border-bottom: 1px solid var(--divider); }
.lp-testimonial__stars { color: var(--accent); font-size: 0.72rem; letter-spacing: 3px; margin-bottom: 8px; }
.lp-testimonial__text { margin: 0 0 10px; font-size: 0.92rem; color: var(--text-muted); line-height: 1.65; }
.lp-testimonial__meta { font-size: 0.74rem; color: var(--text-dim); }

.lp-faq__item { border-bottom: 1px solid var(--divider); }
.lp-faq__item:first-child { border-top: 1px solid var(--divider); }
.lp-faq__question {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  gap: 16px; padding: 18px 0; background: none; border: none;
  color: var(--text); font-size: 0.94rem; font-weight: 600;
  text-align: left; cursor: pointer; font-family: inherit;
}
.lp-faq__icon { flex-shrink: 0; font-size: 1.2rem; color: var(--text-dim); transition: transform 0.2s; }
.lp-faq__answer { display: none; padding: 0 0 18px; font-size: 0.88rem; color: var(--text-muted); line-height: 1.65; }
.lp-faq__answer a { color: var(--accent); text-decoration: underline; }
.lp-faq__item.is-open .lp-faq__answer { display: block; }
.lp-faq__item.is-open .lp-faq__icon { transform: rotate(45deg); }

.lp-form-wrap {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px 22px;
}
.lp-form__group { margin-bottom: 16px; }
.lp-form__label {
  display: flex; align-items: center; gap: 6px;
  margin-bottom: 6px; font-size: 0.78rem; font-weight: 600; color: var(--text-muted);
}
.lp-form__input, .lp-form__textarea {
  width: 100%; padding: 12px 14px; font-family: inherit; font-size: 0.94rem;
  color: var(--text); background: var(--bg-elevated);
  border: 1px solid var(--border); border-radius: var(--radius-sm); outline: none;
}
.lp-form__textarea { min-height: 88px; resize: vertical; }
.lp-form__input::placeholder, .lp-form__textarea::placeholder { color: var(--text-dim); }
.lp-form__input:focus, .lp-form__textarea:focus { border-color: var(--accent); }
.lp-form__input.is-valid { border-color: var(--success); }
.lp-form__input.is-invalid { border-color: var(--danger); }
.lp-form__error { display: none; margin-top: 6px; font-size: 0.72rem; color: var(--danger); }
.lp-form__error.is-visible { display: block; }
.lp-form__valid-mark { color: var(--success); font-size: 0.85rem; display: none; }
.lp-form__valid-mark.is-visible { display: inline; }

.lp-form__choices { display: flex; flex-wrap: wrap; gap: 8px; }
.lp-form__choice {
  flex: 1 1 calc(50% - 4px); min-width: 140px; padding: 11px 8px;
  font-family: inherit; font-size: 0.78rem; font-weight: 600;
  color: var(--text-muted); background: var(--bg-elevated);
  border: 1px solid var(--border); border-radius: var(--radius-sm); cursor: pointer;
}
.lp-form__choice.is-selected {
  background: var(--accent-muted); border-color: var(--accent); color: var(--accent);
}

.lp-form__panel {
  display: none; margin-top: 12px; padding: 14px;
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.lp-form__panel.is-visible { display: block; }

.lp-form__help-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 18px; height: 18px; padding: 0; border: 1px solid var(--border);
  border-radius: 50%; background: transparent; color: var(--text-dim);
  font-size: 0.7rem; font-weight: 700; cursor: pointer; font-family: inherit;
}

.lp-form__consent {
  display: flex; gap: 8px; align-items: flex-start;
  font-size: 0.72rem; color: var(--text-dim); margin: 14px 0 16px;
}
.lp-form__sla { margin: 14px 0 0; font-size: 0.74rem; color: var(--text-dim); text-align: center; }

.lp-popup-backdrop {
  display: none; position: fixed; inset: 0; z-index: 400;
  background: rgba(0, 0, 0, 0.55);
}
.lp-popup-backdrop.is-visible { display: block; }
.lp-popup {
  position: fixed; left: 50%; top: 50%; transform: translate(-50%, -50%);
  z-index: 401; width: calc(100% - 40px); max-width: 360px;
  padding: 20px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); font-size: 0.85rem; color: var(--text-muted); line-height: 1.6;
}
.lp-popup a { color: var(--accent); text-decoration: underline; }

.lp-clinic-card {
  max-width: var(--max-width); margin: 0 auto;
  padding: 28px 24px 8px;
  background: transparent;
  border-top: 1px solid var(--divider);
}
.lp-clinic-card__list { margin: 0; padding: 0; list-style: none; }
.lp-clinic-card__list li {
  margin-bottom: 10px; font-size: 0.88rem; line-height: 1.55; color: var(--text-muted);
}
.lp-clinic-card__list li:last-child { margin-bottom: 0; }
.lp-clinic-card__label {
  display: inline-block; min-width: 4.2em; margin-right: 6px;
  font-weight: 600; color: var(--text-dim);
}
.lp-clinic-card__list a { color: var(--text-muted); text-decoration: none; }

.lp-footer { padding: 0 24px 24px; text-align: center; }
.lp-footer__disclaimer {
  margin: 0 auto; max-width: 560px;
  font-size: 0.68rem; color: var(--text-dim); line-height: 1.6;
}

.lp-sticky {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 200;
  background: rgba(11, 15, 20, 0.97); backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
}
.lp-contact-actions {
  display: flex; gap: 8px; padding: 10px 14px;
}
.lp-contact-actions__btn {
  flex: 1; padding: 13px 6px; font-size: 0.76rem; font-weight: 700;
  border-radius: var(--radius-sm); border: none; cursor: pointer;
  font-family: inherit; text-align: center; text-decoration: none;
  display: flex; align-items: center; justify-content: center; gap: 3px;
}
.lp-contact-actions__btn--primary { background: var(--accent); color: #fff; }
.lp-contact-actions__btn--phone { background: #fff; color: #1a1a1a; border: 1px solid rgba(255, 255, 255, 0.15); }
.lp-contact-actions__btn--kakao { background: #fee500; color: #3c1e1e; }

.lp-form__choices--transfer .lp-form__choice { flex: 1 1 calc(50% - 4px); }

.lp-index { min-height: 100vh; padding: 48px 24px; max-width: 640px; margin: 0 auto; }
.lp-index h1 { font-size: 1.5rem; font-weight: 800; margin: 0 0 8px; }
.lp-index__lead { color: var(--text-muted); font-size: 0.9rem; margin: 0 0 28px; }
.lp-index__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.lp-index__item a {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 18px; background: var(--bg-elevated);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text); font-weight: 600;
}
.lp-index__item--soon a { pointer-events: none; opacity: 0.45; }
.lp-index__badge { font-size: 0.72rem; font-weight: 600; color: var(--accent); }
.lp-index__badge--soon { color: var(--text-dim); }

.lp-toast {
  position: fixed; bottom: calc(var(--sticky-h) + 12px); left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: #fff; color: #111; padding: 12px 18px; border-radius: 999px;
  font-size: 0.82rem; font-weight: 600; opacity: 0; transition: 0.25s;
  z-index: 300; max-width: calc(100% - 32px); text-align: center; pointer-events: none;
}
.lp-toast.is-visible { transform: translateX(-50%) translateY(0); opacity: 1; }