:root {
  --ink: #241f1a;
  --muted: #756d64;
  --paper: #fbf6ed;
  --surface: #fffdfa;
  --line: rgba(107, 81, 54, 0.16);
  --gold: #c99656;
  --gold-dark: #a9763b;
  --green: #315f55;
  --rose: #a96862;
  --shadow: 0 18px 48px rgba(74, 53, 34, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  scroll-behavior: smooth;
  scroll-snap-type: y mandatory;
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Noto Sans KR", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  letter-spacing: 0;
}

main > section {
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
  letter-spacing: 0;
}

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 10;
  height: 76px;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 0 7vw;
  border-bottom: 1px solid rgba(255, 255, 255, 0.36);
  background: linear-gradient(180deg, rgba(255, 253, 248, 0.8), rgba(255, 253, 248, 0.34));
  backdrop-filter: blur(12px);
}

.brand {
  display: grid;
  min-width: 216px;
  line-height: 1.1;
}

.brand-name {
  font-size: 1.32rem;
  font-weight: 800;
}

.brand-sub {
  margin-top: 5px;
  color: #51483f;
  font-size: 0.82rem;
  font-weight: 700;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-left: auto;
  color: #3f3830;
  font-size: 0.94rem;
  font-weight: 800;
}

.site-nav a {
  white-space: nowrap;
}

.header-cta,
.button,
.consult-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 8px;
  font-weight: 800;
  white-space: nowrap;
}

.header-cta {
  min-width: 148px;
  height: 42px;
  padding: 0 16px;
  color: #fff;
  background: linear-gradient(135deg, #d8aa6d, #b98245);
  box-shadow: 0 10px 22px rgba(174, 123, 66, 0.24);
  font-size: 15px;
}

.header-cta svg,
.button svg,
.contact-list svg,
.consult-form button svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.hero-section {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 118px 0 96px;
  overflow: hidden;
  background: url("assets/hero-skin-serum.png") center 50% / cover no-repeat;
}

.hero-section::after {
  display: none;
}

.hero-copy {
  position: relative;
  z-index: 1;
  width: min(640px, 60%);
  padding-left: 140px;
  color: var(--ink);
  text-shadow: 0 2px 18px rgba(255, 255, 255, 0.88);
  transform: translateY(18px);
  word-break: keep-all;
}

.hero-copy h1,
.section-heading h2,
.changes-copy h2,
.consult-copy h2 {
  margin: 0;
  font-family: "Noto Serif KR", serif;
  font-weight: 700;
  line-height: 1.18;
  word-break: keep-all;
}

.hero-copy h1 {
  font-size: clamp(32px, 2.85vw, 38px);
  font-weight: 600;
  line-height: 1.3;
}

.hero-copy h1 span {
  display: block;
}

.hero-copy em {
  color: var(--gold-dark);
  font-style: normal;
}

.hero-subcopy {
  width: min(500px, 100%);
  margin: 18px 0 0;
  color: #5f554c;
  font-size: 16px;
  font-weight: 700;
  word-break: keep-all;
}

.hero-lead {
  max-width: 420px;
  margin: 20px 0 0;
  color: #4d453d;
  font-size: 1.08rem;
  font-weight: 700;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  min-width: 154px;
  height: 46px;
  padding: 0 18px;
  font-size: 0.96rem;
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, #d6a45f, #b47a39);
}

.button-outline {
  border: 1px solid rgba(185, 126, 62, 0.46);
  color: #705436;
  background: rgba(255, 255, 255, 0.78);
}

.scroll-cue {
  position: absolute;
  right: 8vw;
  bottom: 28px;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #5a5148;
  font-size: 0.76rem;
  font-weight: 900;
}

.scroll-cue svg {
  width: 18px;
  height: 18px;
}

.content-section {
  min-height: 100svh;
  padding: 64px 7vw;
}

.programs-section {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    linear-gradient(180deg, var(--paper), #fff9f2 48%, #f4f8f5 100%);
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 18px;
  text-align: center;
}

.section-heading h2 {
  font-size: 1.78rem;
}

.changes-copy h2,
.consult-copy h2 {
  font-size: 2.12rem;
}

.section-heading > p:last-child,
.changes-copy > p:last-child,
.consult-copy > p:last-child {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 600;
  word-break: keep-all;
}

.program-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.program-card {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  min-height: 120px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.program-card img {
  width: 100%;
  height: 100%;
  min-height: 120px;
  object-fit: cover;
}

.program-card div {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
  padding: 14px 15px;
}

.program-card span {
  display: block;
  color: var(--rose);
  font-size: 0.76rem;
  font-weight: 900;
}

.program-card h3 {
  margin: 6px 0 7px;
  font-size: 1rem;
  line-height: 1.28;
}

.program-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 600;
  word-break: keep-all;
}

.changes-block {
  display: grid;
  grid-template-columns: minmax(220px, 0.62fr) minmax(0, 1.78fr);
  gap: 28px;
  align-items: start;
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.proof-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 14px 34px rgba(74, 53, 34, 0.09);
}

.proof-pair div {
  position: relative;
  aspect-ratio: 2 / 3;
  overflow: hidden;
}

.proof-pair div + div {
  border-left: 1px solid rgba(255, 255, 255, 0.82);
}

.proof-pair img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.proof-pair span {
  position: absolute;
  right: 6px;
  bottom: 6px;
  padding: 4px 7px;
  border-radius: 6px;
  color: #fff;
  background: rgba(36, 31, 26, 0.58);
  font-size: 0.68rem;
  font-weight: 900;
}

.proof-pair figcaption {
  grid-column: 1 / -1;
  padding: 11px 12px 12px;
  color: #3f3830;
  font-size: 0.94rem;
  font-weight: 900;
  text-align: center;
}

.consult-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.82fr) minmax(360px, 1.18fr);
  gap: 54px;
  align-items: start;
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.consult-copy {
  position: sticky;
  top: 32px;
}

.contact-list {
  display: grid;
  gap: 12px;
  margin-top: 32px;
  font-style: normal;
}

.contact-list a,
.contact-list > span {
  min-height: 48px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--line);
  color: #3e5149;
  font-weight: 800;
}

.contact-list svg {
  color: var(--green);
}

.consult-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 28px;
  border: 1px solid rgba(49, 95, 85, 0.18);
  border-radius: 8px;
  background: #f7fbf8;
  box-shadow: var(--shadow);
}

.consult-form label {
  min-width: 0;
}

.consult-form label span {
  display: block;
  margin-bottom: 7px;
  color: #4f5d56;
  font-size: 0.84rem;
  font-weight: 900;
}

.consult-form input,
.consult-form select,
.consult-form textarea {
  width: 100%;
  border: 1px solid rgba(49, 95, 85, 0.18);
  border-radius: 6px;
  color: var(--ink);
  background: #fff;
  outline: 0;
}

.consult-form input,
.consult-form select {
  height: 46px;
  padding: 0 13px;
}

.consult-form textarea {
  min-height: 138px;
  padding: 13px;
  resize: vertical;
}

.consult-form input:focus,
.consult-form select:focus,
.consult-form textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(49, 95, 85, 0.12);
}

.consult-form .full,
.consult-form button {
  grid-column: 1 / -1;
}

.consult-form button {
  height: 52px;
  border: 0;
  color: #fff;
  background: linear-gradient(135deg, #d6a45f, #b47a39);
  cursor: pointer;
  font-size: 1rem;
}

@media (max-width: 1080px) {
  .site-header {
    padding: 0 28px;
  }

  .hero-section {
    justify-content: flex-start;
    background: url("assets/hero-skin-serum.png") center 50% / cover no-repeat;
  }

  .hero-copy {
    width: 65%;
    padding-left: 28px;
  }

  .hero-copy h1 {
    font-size: clamp(32px, 4.2vw, 38px);
  }

  .changes-block,
  .consult-section {
    grid-template-columns: 1fr;
  }

  .consult-copy {
    position: static;
  }
}

@media (max-width: 760px) {
  .site-header {
    height: auto;
    min-height: 72px;
    flex-wrap: wrap;
    gap: 10px 16px;
    padding: 12px 18px;
  }

  .brand {
    min-width: 0;
  }

  .brand-name {
    font-size: 1.14rem;
  }

  .brand-sub {
    display: none;
  }

  .site-nav {
    order: 3;
    width: 100%;
    gap: 18px;
    margin-left: 0;
    overflow-x: auto;
    font-size: 0.84rem;
  }

  .header-cta {
    min-width: 128px;
    height: 40px;
    padding: 0 12px;
    font-size: 0.86rem;
  }

  .hero-section {
    min-height: 100svh;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 136px 18px 90px;
    background: url("assets/hero-skin-serum.png") center bottom / cover no-repeat;
  }

  .hero-copy {
    width: 100%;
    max-width: 100vw;
    padding-left: 0;
    transform: none;
  }

  .hero-copy h1 {
    max-width: calc(100vw - 36px);
    font-size: 32px;
  }

  .hero-subcopy {
    width: calc(100vw - 36px);
    max-width: calc(100vw - 36px);
    font-size: 15px;
    overflow-wrap: anywhere;
  }

  .hero-lead {
    font-size: 1rem;
    overflow-wrap: anywhere;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    max-width: 280px;
  }

  .button {
    width: 100%;
  }

  .scroll-cue {
    right: 18px;
    bottom: 22px;
  }

  .content-section {
    padding: 66px 18px;
  }

  .section-heading {
    text-align: left;
  }

  .section-heading h2,
  .changes-copy h2,
  .consult-copy h2 {
    font-size: 2rem;
  }

  .section-heading h2 {
    font-size: 1.7rem;
  }

  .program-grid,
  .proof-grid {
    grid-template-columns: 1fr;
  }

  .program-card div {
    padding: 20px;
  }

  .changes-block {
    margin-top: 34px;
    padding-top: 28px;
  }

  .proof-grid {
    gap: 18px;
  }

  .consult-section {
    gap: 34px;
  }

  .consult-form {
    grid-template-columns: 1fr;
    padding: 20px;
  }

  .consult-form .full,
  .consult-form button {
    grid-column: auto;
  }
}