:root {
  --bg: #f7f4ef;
  --paper: #ffffff;
  --paper-2: #fbfaf7;
  --ink: #151515;
  --muted: #66615d;
  --line: rgba(21, 21, 21, .12);
  --soft: #f0e9e1;
  --accent: #d90022;
  --accent-dark: #970018;
  --gold: #bf8a3a;
  --shadow: 0 22px 70px rgba(44, 31, 24, .13);
  --radius: 8px;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 14% -4%, rgba(217, 0, 34, .12), transparent 34rem),
    radial-gradient(circle at 88% 4%, rgba(191, 138, 58, .14), transparent 30rem),
    linear-gradient(180deg, #fff 0%, var(--bg) 46%, #f4eee7 100%);
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", sans-serif;
  line-height: 1.65;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(21, 21, 21, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 21, 21, .025) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .58), transparent 78%);
}

a {
  color: inherit;
  text-decoration: none;
}

.landing-header {
  position: sticky;
  top: 0;
  z-index: 30;
  height: 64px;
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  gap: 16px;
  padding: 0 clamp(18px, 5vw, 64px);
  border-bottom: 1px solid rgba(21, 21, 21, .08);
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(12px);
}

.landing-logo {
  flex: 0 0 129px;
  display: inline-flex;
  align-items: center;
  width: 129px !important;
  height: 25px !important;
  max-width: 129px !important;
  max-height: 25px !important;
  overflow: hidden;
}

.landing-logo img {
  display: block;
  width: 129px !important;
  height: 25px !important;
  max-width: 129px !important;
  max-height: 25px !important;
  object-fit: contain !important;
}

.landing-login {
  flex: 0 0 auto;
  min-width: 82px;
  max-width: min(190px, 42vw);
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  border-radius: 999px;
  color: #fff;
  background: #da3737;
  font-size: 13px;
  font-weight: 900;
  line-height: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  box-shadow: 0 10px 24px rgba(218, 55, 55, .2);
}

.wrap {
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 950;
  letter-spacing: .08em;
}

.brand-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background:
    radial-gradient(circle at 38% 28%, rgba(255, 255, 255, .26), transparent 24%),
    linear-gradient(135deg, var(--accent), #4d050d);
  box-shadow: 0 10px 28px rgba(217, 0, 34, .26);
  letter-spacing: 0;
}

.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 900;
  line-height: 1;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, #f11738, var(--accent) 58%, #9f001a);
  box-shadow: 0 16px 40px rgba(217, 0, 34, .24);
}

.btn-secondary {
  color: var(--ink);
  border-color: var(--line);
  background: rgba(255, 255, 255, .84);
}

.hero {
  position: relative;
  min-height: 690px;
  display: flex;
  align-items: center;
  padding: 88px 0 76px;
  overflow: hidden;
}

.hero::before {
  content: "19+";
  position: absolute;
  right: clamp(20px, 7vw, 110px);
  top: 108px;
  color: rgba(217, 0, 34, .055);
  font-size: clamp(110px, 18vw, 260px);
  font-weight: 950;
  line-height: 1;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(330px, .72fr);
  align-items: center;
  gap: 54px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  padding: 7px 12px;
  border: 1px solid rgba(217, 0, 34, .22);
  border-radius: 999px;
  color: var(--accent-dark);
  background: rgba(255, 255, 255, .8);
  box-shadow: inset 0 0 18px rgba(217, 0, 34, .055);
  font-size: 13px;
  font-weight: 900;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 16px rgba(217, 0, 34, .52);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 860px;
  margin-bottom: 22px;
  color: var(--ink);
  font-size: clamp(42px, 5.7vw, 76px);
  line-height: 1.05;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  color: var(--ink);
  font-size: clamp(30px, 3.8vw, 48px);
  line-height: 1.18;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  color: var(--ink);
  font-size: 21px;
  line-height: 1.32;
}

.lead {
  max-width: 720px;
  margin-bottom: 30px;
  color: #4d4642;
  font-size: 19px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.visual-card {
  position: relative;
  min-height: 520px;
  padding: 14px;
  border: 1px solid rgba(21, 21, 21, .13);
  border-radius: 22px;
  background:
    linear-gradient(150deg, rgba(255, 255, 255, .98), rgba(244, 238, 231, .72)),
    rgba(255, 255, 255, .86);
  box-shadow: var(--shadow);
}

.visual-card::before {
  content: "";
  position: absolute;
  inset: 14px;
  border-radius: 16px;
  background:
    linear-gradient(90deg, rgba(10, 10, 11, .76), rgba(10, 10, 11, .13)),
    radial-gradient(circle at 72% 30%, rgba(217, 0, 34, .5), transparent 34%),
    linear-gradient(135deg, #2a1115, #111113 72%);
}

.visual-card::after {
  content: "";
  position: absolute;
  inset: 34px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, .13);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, .08) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, .08) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: .28;
}

.visual-frame {
  position: relative;
  z-index: 1;
  height: 100%;
  min-height: 492px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  border-radius: 16px;
  color: #fff;
}

.visual-top {
  padding: 28px;
}

.visual-top span {
  display: inline-flex;
  margin-bottom: 14px;
  padding: 6px 10px;
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 999px;
  background: rgba(0, 0, 0, .28);
  color: #ffd7df;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .06em;
}

.visual-top b {
  display: block;
  max-width: 320px;
  color: #fff;
  font-size: 36px;
  line-height: 1.12;
}

.visual-list {
  display: grid;
  gap: 10px;
  padding: 18px;
  border-top: 1px solid rgba(255, 255, 255, .12);
  background: rgba(0, 0, 0, .46);
  backdrop-filter: blur(12px);
}

.visual-list div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .07);
  font-size: 14px;
  font-weight: 800;
}

.visual-list strong {
  color: #ffd1d8;
}

section {
  padding: 82px 0;
}

.band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .68), rgba(255, 255, 255, .42)),
    rgba(255, 255, 255, .48);
}

.section-head {
  max-width: 780px;
  margin-bottom: 34px;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-head p {
  color: var(--muted);
  font-size: 18px;
}

.split {
  display: grid;
  grid-template-columns: .84fr 1.16fr;
  gap: 42px;
  align-items: start;
}

.panel {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .88);
  box-shadow: var(--shadow);
}

.panel p {
  color: #4d4642;
}

.grid {
  display: grid;
  gap: 14px;
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  position: relative;
  padding: 24px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .95), rgba(255, 255, 255, .76)),
    var(--paper);
  box-shadow: 0 16px 42px rgba(44, 31, 24, .1);
}

.card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(var(--accent), transparent);
}

.card p {
  margin-bottom: 0;
  color: var(--muted);
}

.list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.list li {
  position: relative;
  padding-left: 27px;
  color: #3d3733;
}

.list li + li {
  margin-top: 12px;
}

.list li::before {
  content: "19";
  position: absolute;
  left: 0;
  top: .25em;
  width: 17px;
  height: 17px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--accent);
  font-size: 8px;
  font-weight: 950;
  line-height: 1;
}

.steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  counter-reset: steps;
}

.step {
  min-height: 164px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .88);
  counter-increment: steps;
  box-shadow: 0 14px 34px rgba(44, 31, 24, .08);
}

.step::before {
  content: "SCENE " counter(steps);
  display: inline-block;
  margin-bottom: 16px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: .06em;
}

.step p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
}

.notice {
  padding: 30px;
  border: 1px solid rgba(217, 0, 34, .24);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(217, 0, 34, .085), rgba(191, 138, 58, .075)),
    rgba(255, 255, 255, .9);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, .9);
}

.cta {
  position: relative;
  padding: 58px;
  overflow: hidden;
  border: 1px solid rgba(217, 0, 34, .2);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 22% 0%, rgba(217, 0, 34, .16), transparent 34rem),
    linear-gradient(135deg, rgba(255, 255, 255, .95), rgba(244, 238, 231, .86)),
    #fff;
  text-align: center;
  box-shadow: var(--shadow);
}

.cta::before {
  content: "AVKOREA";
  position: absolute;
  right: 22px;
  bottom: -22px;
  color: rgba(217, 0, 34, .055);
  font-size: clamp(54px, 10vw, 140px);
  font-weight: 950;
  line-height: 1;
}

.cta > * {
  position: relative;
}

.cta p {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
  color: #4d4642;
  font-size: 18px;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(12, 8, 8, .62);
  backdrop-filter: blur(10px);
}

.modal-backdrop.is-open {
  display: flex;
}

.modal-panel {
  width: min(100%, 760px);
  max-height: min(92vh, 900px);
  overflow: auto;
  border: 1px solid rgba(21, 21, 21, .14);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 30px 90px rgba(0, 0, 0, .32);
}

.modal-head {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 24px 26px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(12px);
}

.modal-head h2 {
  margin-bottom: 6px;
  font-size: 28px;
}

.modal-head p {
  margin-bottom: 0;
  color: var(--muted);
}

.modal-close {
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--ink);
  background: #fff;
  cursor: pointer;
  font-size: 24px;
  line-height: 1;
}

.mail-form {
  display: grid;
  gap: 18px;
  padding: 26px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

.field.full {
  grid-column: 1 / -1;
}

.field label {
  color: #312b28;
  font-size: 14px;
  font-weight: 900;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 13px;
  border: 1px solid rgba(21, 21, 21, .16);
  border-radius: var(--radius);
  color: var(--ink);
  background: #fbfaf7;
  font: inherit;
  outline: none;
}

.field textarea {
  min-height: 132px;
  resize: vertical;
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.check-item {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 10px 12px;
  border: 1px solid rgba(21, 21, 21, .12);
  border-radius: var(--radius);
  background: #fbfaf7;
  color: #312b28;
  font-size: 14px;
  font-weight: 800;
}

.check-item input {
  width: auto;
  min-height: 0;
  margin: 0;
  accent-color: var(--red);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: rgba(217, 0, 34, .5);
  box-shadow: 0 0 0 3px rgba(217, 0, 34, .1);
}

.form-note {
  margin: 0;
  padding: 13px 14px;
  border-radius: var(--radius);
  color: #574b45;
  background: rgba(217, 0, 34, .06);
  font-size: 14px;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
  padding-top: 4px;
}

@media (max-width: 960px) {
  .hero {
    min-height: auto;
  }

  .hero-grid,
  .split {
    grid-template-columns: 1fr;
  }

  .hero .visual-card {
    display: none;
  }

  .grid.three,
  .grid.two,
  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .wrap {
    width: min(100% - 28px, var(--max));
  }

  .hero {
    padding: 62px 0 58px;
  }

  h1 {
    font-size: 40px;
  }

  .lead {
    font-size: 17px;
  }

  .visual-card {
    min-height: 390px;
  }

  .visual-frame {
    min-height: 362px;
  }

  section {
    padding: 60px 0;
  }

  .grid.three,
  .grid.two,
  .steps {
    grid-template-columns: 1fr;
  }

  .cta {
    padding: 38px 18px;
  }

  .modal-backdrop {
    padding: 12px;
  }

  .modal-head,
  .mail-form {
    padding: 20px;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .checkbox-grid {
    grid-template-columns: 1fr;
  }

}