:root {
  color-scheme: dark;
  --bg: #030507;
  --bg-2: #07101a;
  --panel: rgba(14, 18, 24, 0.82);
  --panel-2: rgba(19, 24, 32, 0.92);
  --line: rgba(255, 255, 255, 0.10);
  --line-strong: rgba(236, 211, 160, 0.18);
  --text: #f5f1e8;
  --muted: #a6adb8;
  --faint: #747d8b;
  --gold: #ddb978;
  --gold-soft: rgba(221, 185, 120, 0.18);
  --gold-bright: #f1d399;
  --radius-xl: 34px;
  --radius-lg: 26px;
  --shadow: 0 32px 110px rgba(0, 0, 0, 0.48);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Segoe UI", sans-serif;
  line-height: 1.62;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 2%, rgba(217, 183, 120, 0.16), transparent 24rem),
    radial-gradient(circle at 80% 18%, rgba(21, 35, 53, 0.52), transparent 34rem),
    linear-gradient(145deg, #020304 0%, #07101b 50%, #030405 100%);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image: url("./assets/mahanaim-logo-background.png");
  background-position: center top;
  background-repeat: no-repeat;
  background-size: min(1180px, 130vw);
  content: "";
  opacity: 0.24;
  filter: saturate(0.85) brightness(0.82);
}

body::after {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(2, 3, 5, 0.38), rgba(2, 3, 5, 0.86) 58%, #020304 100%),
    radial-gradient(ellipse at 50% 42%, rgba(241, 195, 116, 0.13), transparent 38rem);
  content: "";
  pointer-events: none;
}

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

a:hover {
  color: var(--gold-bright);
}

img {
  display: block;
  max-width: 100%;
}

.site-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0 42px;
}

.site-nav {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  min-height: 58px;
  margin-bottom: 64px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 999px;
  padding: 9px 12px 9px 10px;
  background: rgba(7, 10, 14, 0.68);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(20px);
}

.brand,
.nav-links,
.hero-actions,
.site-footer div {
  display: flex;
  align-items: center;
}

.brand {
  gap: 11px;
  padding: 8px 12px;
  color: var(--text);
  font-weight: 760;
  letter-spacing: -0.03em;
}

.brand-mark {
  width: 25px;
  height: 25px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(2, 4, 7, 0.08), rgba(2, 4, 7, 0.34)),
    url("./assets/mahanaim-logo-background.png") center/cover no-repeat;
  box-shadow: 0 0 24px rgba(230, 180, 99, 0.22);
}

.nav-links {
  gap: 4px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-links a {
  min-height: 40px;
  border-radius: 999px;
  padding: 9px 13px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 650;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.hero-section {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
  gap: clamp(36px, 7vw, 96px);
  align-items: center;
  min-height: 660px;
}

.hero-copy {
  min-width: 0;
  padding-bottom: 28px;
}

.small-label {
  margin: 0 0 18px;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: -0.055em;
}

h1 {
  max-width: 780px;
  font-size: clamp(2.72rem, 5.9vw, 5.2rem);
  font-weight: 840;
}

h2 {
  font-size: clamp(2.25rem, 4.65vw, 4.28rem);
  font-weight: 820;
}

h3 {
  font-size: 1.18rem;
  font-weight: 760;
}

p,
li {
  color: var(--muted);
  font-size: 1rem;
}

.hero-lead {
  max-width: 610px;
  margin: 26px 0 0;
  color: #d9d4ca;
  font-size: clamp(1.12rem, 1.7vw, 1.34rem);
  font-weight: 520;
  letter-spacing: -0.02em;
}

.keep-line {
  white-space: nowrap;
}

.hero-actions {
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}

.primary-link,
.release-note {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0 20px;
  font-size: 0.96rem;
  font-weight: 760;
}

.primary-link {
  border: 1px solid rgba(241, 211, 153, 0.42);
  background: linear-gradient(180deg, rgba(241, 211, 153, 0.22), rgba(221, 185, 120, 0.10));
  color: var(--text);
  box-shadow: 0 16px 54px rgba(221, 185, 120, 0.10);
}

.release-note {
  border: 1px solid rgba(255, 255, 255, 0.09);
  color: var(--muted);
}

.hero-visual {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-orb {
  position: absolute;
  inset: 1% -6% 0;
  border-radius: 44px;
  background:
    radial-gradient(ellipse at 50% 55%, rgba(239, 194, 108, 0.26), transparent 33%),
    url("./assets/mahanaim-logo-background.png") center/cover no-repeat;
  opacity: 0.45;
  filter: brightness(0.75) saturate(0.88);
  mask-image: radial-gradient(ellipse at center, black 0%, black 60%, transparent 82%);
}

.phone-shot {
  position: relative;
  border-radius: 34px;
  box-shadow: var(--shadow);
}

.hero-phone {
  z-index: 2;
  width: min(284px, 46vw);
}

.side-phone {
  position: absolute;
  z-index: 1;
  right: max(12px, 4vw);
  bottom: 32px;
  width: min(172px, 28vw);
  opacity: 0.74;
  transform: translateY(16px) rotate(2deg);
  filter: brightness(0.78);
}

.section {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(28px, 6vw, 82px);
  align-items: end;
  margin: 80px 0 28px;
}

.section p {
  max-width: 620px;
  margin: 0;
  color: #bdc3cd;
  font-size: clamp(1.06rem, 1.65vw, 1.24rem);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
}

.feature-card,
.pro-panel,
.trust-section,
.document-card,
.document-hero {
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018)),
    var(--panel);
  box-shadow: 0 24px 90px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.feature-card {
  min-height: 235px;
  border-radius: var(--radius-lg);
  padding: 24px;
}

.feature-number {
  display: block;
  margin-bottom: 32px;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.feature-card p {
  margin: 16px 0 0;
  color: var(--muted);
}

.showcase-section,
.pro-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.92fr);
  gap: clamp(32px, 7vw, 88px);
  align-items: center;
  margin-top: 92px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 84px;
}

.showcase-copy p {
  max-width: 520px;
  color: #b9c0cb;
}

.showcase-media,
.pro-section {
  position: relative;
}

.showcase-media::before,
.pro-section::before {
  position: absolute;
  inset: 15% 10%;
  z-index: -1;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(226, 180, 101, 0.18), transparent 62%);
  content: "";
  filter: blur(18px);
}

.showcase-media .phone-shot,
.pro-phone {
  width: min(280px, 70vw);
  margin: 0 auto;
}

.pro-section {
  grid-template-columns: minmax(0, 0.94fr) minmax(280px, 0.72fr);
}

.pro-panel {
  border-color: var(--line-strong);
  border-radius: var(--radius-xl);
  padding: clamp(28px, 4vw, 46px);
}

.pro-list,
.document-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.pro-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 32px;
}

.pro-list li,
.trust-grid p {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 15px 16px;
  background: rgba(255, 255, 255, 0.035);
  color: #ded9cf;
  font-weight: 650;
}

.trust-section {
  margin-top: 96px;
  border-radius: var(--radius-xl);
  padding: clamp(30px, 5vw, 58px);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 32px;
}

.trust-grid p {
  margin: 0;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  margin-top: 80px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 28px;
  color: var(--faint);
}

.site-footer p {
  margin: 0;
  color: var(--faint);
}

.site-footer div {
  gap: 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-footer a {
  color: var(--muted);
  font-size: 0.94rem;
}

.document-shell {
  width: min(960px, calc(100% - 40px));
}

.document-shell .site-nav {
  margin-bottom: 42px;
}

.document-page {
  display: grid;
  gap: 18px;
}

.document-hero,
.document-card {
  border-radius: var(--radius-xl);
}

.document-hero {
  padding: clamp(32px, 7vw, 64px);
}

.document-hero h1 {
  font-size: clamp(2.7rem, 8vw, 5.6rem);
}

.document-hero p:not(.small-label) {
  max-width: 680px;
  color: var(--muted);
  font-size: 1.1rem;
}

.document-card {
  padding: clamp(28px, 5vw, 54px);
}

.document-card h2 {
  margin-top: 38px;
  font-size: 1.22rem;
  letter-spacing: -0.03em;
}

.document-card h2:first-child {
  margin-top: 0;
}

.document-card p,
.document-card li {
  color: #b7bec9;
}

.document-card li {
  position: relative;
  padding: 8px 0 8px 22px;
}

.document-card li::before {
  position: absolute;
  left: 0;
  top: 18px;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--gold);
  content: "";
  opacity: 0.75;
}

.inline-mail {
  color: var(--gold-bright);
  font-weight: 760;
}

@media (max-width: 980px) {
  .hero-section,
  .section,
  .showcase-section,
  .pro-section {
    grid-template-columns: 1fr;
  }

  .hero-section {
    min-height: auto;
  }

  .hero-copy {
    padding-bottom: 0;
  }

  .hero-visual {
    min-height: 540px;
  }

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

  .showcase-section,
  .pro-section {
    margin-top: 72px;
    padding-top: 64px;
  }
}

@media (max-width: 640px) {
  body::before {
    background-size: 850px;
    opacity: 0.20;
  }

  .site-shell,
  .document-shell {
    width: min(100% - 24px, 1180px);
    padding-top: 14px;
  }

  .site-nav {
    position: static;
    align-items: flex-start;
    margin-bottom: 46px;
    border-radius: 24px;
    padding: 10px;
  }

  .nav-links {
    max-width: 190px;
  }

  .nav-links a {
    min-height: 34px;
    padding: 6px 9px;
    font-size: 0.82rem;
  }

  h1 {
    font-size: clamp(2.7rem, 11vw, 3.7rem);
  }

  h2 {
    font-size: clamp(2.25rem, 11vw, 3.3rem);
  }

  .hero-visual {
    min-height: 480px;
  }

  .hero-phone {
    width: min(254px, 68vw);
  }

  .side-phone {
    right: -4px;
    bottom: 18px;
    width: 126px;
  }

  .feature-grid,
  .trust-grid,
  .pro-list {
    grid-template-columns: 1fr;
  }

  .feature-card {
    min-height: auto;
  }

  .site-footer {
    display: block;
  }

  .site-footer div {
    justify-content: flex-start;
    margin-top: 14px;
  }
}