:root {
  --ivory: #fbf5ee;
  --ivory-strong: #fffaf5;
  --champagne: #f2e2cf;
  --champagne-deep: #e3c5a4;
  --gold: #c68f46;
  --gold-deep: #9a6730;
  --ink: #2b221a;
  --ink-soft: #5c4a3a;
  --line: #e4d5c6;
  --surface: #fffdf9;
  --surface-2: #f7efe5;
  --accent: #3f2612;
  --shadow: 0 24px 60px rgba(95, 65, 35, 0.12);
  --shadow-soft: 0 14px 35px rgba(95, 65, 35, 0.08);
  --radius-xl: 32px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --container: 1180px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(232, 199, 161, 0.28), transparent 30%),
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.85), transparent 22%),
    linear-gradient(180deg, #fbf6ef 0%, #f8efe4 46%, #fffdf9 100%);
  line-height: 1.55;
}

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

a {
  color: inherit;
}

button {
  font: inherit;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -56px;
  z-index: 1000;
  background: var(--accent);
  color: #fff;
  padding: 12px 16px;
  border-radius: 999px;
  text-decoration: none;
}

.skip-link:focus {
  top: 16px;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.promo-banner {
  position: sticky;
  top: 0;
  z-index: 30;
  background: linear-gradient(90deg, #5b3920 0%, #8a5724 48%, #cf9b59 100%);
  color: #fff;
  box-shadow: 0 8px 24px rgba(70, 40, 15, 0.18);
}

.promo-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
}

.promo-banner p {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 0.96rem;
}

.promo-banner a {
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
}

.hero-area {
  padding: 28px 0 18px;
}

.hero-shell {
  padding: 20px 0 0;
}

.logo-brand {
  margin-bottom: 22px;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-lockup__mark {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: linear-gradient(135deg, #e8cba3, #c98d4b);
  color: #fff;
  font-weight: 900;
  letter-spacing: 0.06em;
  box-shadow: var(--shadow-soft);
}

.brand-lockup__copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.brand-lockup__copy strong {
  font-size: 1.28rem;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.hero-main {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 28px;
  align-items: start;
}

.hero-left,
.hero-right,
.client-vote,
.option-item,
.spine-main,
.video-main,
.risk-block,
.choice-item,
.result-item,
.steps-item,
.winter-main,
.review-card,
.tp-section,
.guarantee-main,
.questions-main,
.footer-main {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(255, 252, 248, 0.98));
  /* border: 1px solid var(--line); */
  box-shadow: var(--shadow-soft);
}

.hero-left,
.hero-right,
.client-vote,
.option-item,
.choice-item,
.result-item,
.review-card,
.tp-section,
.guarantee-main,
.questions-main,
.footer-main {
  border-radius: var(--radius-xl);
}

.hero-left {
  padding: 20px;
}

.slider-container {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.main-image {
  position: relative;
  overflow: hidden;
  border-radius: 26px;
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.78), transparent 35%),
    linear-gradient(135deg, rgba(244, 227, 205, 0.96), rgba(245, 239, 231, 0.78));
  min-height: 550px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(214, 184, 153, 0.55);
}

.main-image__asset {
  width: min(100%, 600px);
  height: 100%;
  max-height: 520px;
  object-fit: contain;
  padding: 28px;
}

.nav-button {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  border: 0;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(63, 38, 18, 0.72);
  color: #fff;
  cursor: pointer;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.18);
}

.prev-button {
  left: 16px;
}

.next-button {
  right: 16px;
}

.image-counter {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 2;
  display: inline-flex;
  gap: 4px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(43, 34, 26, 0.7);
  color: #fff;
  font-weight: 700;
  font-size: 0.88rem;
}

.thumbnail-container {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.thumbnail {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #fffdf8, #f8efe2);
  border-radius: 18px;
  padding: 6px;
  cursor: pointer;
  box-shadow: var(--shadow-soft);
  min-height: 98px;
}

.thumbnail img {
  width: 100%;
  height: 82px;
  object-fit: cover;
  border-radius: 12px;
}

.thumbnail.active {
  border-color: var(--gold);
  box-shadow: 0 10px 28px rgba(170, 117, 54, 0.22);
}

.hero-right {
  padding: 28px 26px;
}

.eyebrow {
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--gold-deep);
}

.hero-title h1,
.spine-right h2,
.video-left h2,
.choice-title h2,
.result-title h2,
.steps-topper-main h2,
.winter-topper-main h2,
.winter-cnt h2,
.guarantee-title h2,
.questions-title h2 {
  margin: 0;
  line-height: 1.08;
  font-family: Georgia, "Times New Roman", serif;
  color: #2d1f15;
}

.hero-title h1 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  margin-bottom: 18px;
}

.product-description,
.product-price {
  font-size: 1.05rem;
  color: var(--ink-soft);
}

.hero-list ul,
.winter-list ul,
.hero-proof-inline,
.review-meta,
.footer-main ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.hero-list ul {
  display: grid;
  gap: 12px;
  margin: 24px 0 24px;
}

.hero-list li {
  position: relative;
  padding-left: 28px;
  color: var(--ink);
  font-weight: 600;
}

.hero-list li::before,
.review-meta li:first-child,
.offer-tick,
.tick {
  color: var(--gold-deep);
}

.hero-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 900;
}

.hero-main-btn {
  margin-top: 26px;
}

.all-btn-hero,
#bottom-section a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 100%;
  text-decoration: none;
  color: #fff;
  font-weight: 900;
  letter-spacing: 0.03em;
  border-radius: 22px;
  background: linear-gradient(180deg, #dba056 0%, #b67534 52%, #8a521f 100%);
  box-shadow: 0 20px 32px rgba(139, 83, 27, 0.26);
  border: 1px solid rgba(117, 73, 28, 0.45);
  text-transform: uppercase;
}

.all-btn-hero {
  padding: 20px 18px;
  font-size: 1rem;
}

.hero-proof-inline {
  display: inline-flex;
  margin-top: 14px;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-proof-inline li,
.flag-box p {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--ink);
  border: 1px solid var(--line);
  font-weight: 700;
}

.flag-box {
  margin-top: 16px;
}

.flag-box p::before,
.hero-proof-inline li::before,
.review-scroll .tp-stars::before {
  content: "★";
  color: var(--gold-deep);
}

.hero-brand {
  margin-top: 18px;
  padding: 18px 18px 0;
  background: linear-gradient(180deg, rgba(246, 235, 220, 0.66), rgba(255, 255, 255, 0));
  border-radius: 20px;
}

.hero-brand h4 {
  margin: 0;
  font-size: 0.98rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.hero-brand h4 span {
  color: var(--gold-deep);
}

.hero-brand__logos {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
  padding-bottom: 18px;
}

.hero-brand__logos span {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink-soft);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-btm-area,
.option-area,
.spine-section,
.video-area,
.choice-area,
.result-area,
.steps-area,
.winter-area,
.reviews-area,
.guarantee-area,
.noticed-area,
.questions-area,
.footer-area {
  padding: 18px 0;
}

.client-vote,
.option-item,
.winter-main,
.guarantee-main {
  padding: 22px;
}

.client-vote-flex {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.reviewer-mark,
.review-card__avatar,
.tp-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 900;
  color: #fff;
  background: linear-gradient(135deg, #ddaf74, #9e6331);
}

.client-vote-right p {
  margin: 0;
  font-size: 1.04rem;
}

.review-meta {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  color: var(--ink-soft);
  font-weight: 700;
}

.results-note {
  margin: 12px 0 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.results-note--center {
  text-align: center;
}

.option-main {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.option-item-flex {
  display: flex;
  gap: 18px;
  height: 100%;
}

.option-item-left img {
  width: 86px;
}

.option-item-right h2 {
  margin: 0 0 10px;
  font-size: 1.06rem;
}

.option-item-right p {
  margin: 0;
  color: var(--ink-soft);
}

.spine-title,
.choice-title,
.result-title,
.steps-topper-main,
.winter-topper-main,
.reviews-main-title,
.guarantee-title,
.questions-title,
.noticed-main {
  text-align: center;
  margin-bottom: 24px;
}

.spine-title h2 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 3rem);
}

.spine-title span {
  display: inline-block;
  width: 120px;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  margin-top: 16px;
}

.spine-main,
.video-main,
.risk-block,
.winter-main,
.guarantee-main {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
  padding: 24px;
  margin-bottom: 18px;
}

.spine-left,
.video-right,
.risk-block__image,
.winter-left,
.guarantee-left {
  border-radius: 24px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(246, 228, 206, 0.95), rgba(255, 252, 248, 0.94));
  border: 1px solid rgba(214, 184, 153, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
}

.spine-left img,
.video-right img,
.risk-block__image img,
.winter-left img,
.guarantee-left img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.spine-right h2,
.video-left h2,
.choice-title h2,
.result-title h2,
.steps-topper-main h2,
.winter-topper-main h2,
.winter-cnt h2,
.guarantee-title h2,
.questions-title h2 {
  font-size: clamp(1.8rem, 2.9vw, 2.8rem);
  margin-bottom: 18px;
}

.spine-right p,
.video-left p,
.winter-cnt p,
.guarantee-right p {
  margin: 0 0 14px;
  color: var(--ink-soft);
}

.spine-list-box ul {
  display: grid;
  gap: 14px;
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
}

.spine-list-box li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 18px;
  background: var(--surface-2);
  border: 1px solid var(--line);
}

.spine-list-box li > div:first-child {
  width: 10px;
  height: 10px;
  margin-top: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--gold-deep));
}

.quote-line {
  font-style: italic;
  color: var(--ink);
  font-weight: 700;
}

.video-left,
.winter-right {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.choice-main {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.choice-item {
  padding: 28px 24px;
}

.choice-item h3 {
  margin: 0 0 18px;
  font-size: 1.45rem;
  font-family: Georgia, "Times New Roman", serif;
}

.choice-item ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
}

.choice-item li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  padding: 15px 0;
  border-top: 1px solid rgba(228, 213, 198, 0.78);
}

.choice-item li:first-child {
  border-top: 0;
  padding-top: 0;
}

.comparison-icon {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-weight: 900;
}

.comparison-icon--good {
  background: rgba(211, 238, 219, 0.85);
  color: #2d7e51;
}

.comparison-icon--bad {
  background: rgba(250, 224, 221, 0.92);
  color: #b44635;
}

.choice-item h4 {
  margin: 0 0 4px;
  font-size: 0.94rem;
  letter-spacing: 0.04em;
}

.choice-item p,
.choice-title p,
.result-title p,
.steps-topper-main p,
.review-card__meta {
  margin: 0;
  color: var(--ink-soft);
}

.result-main {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.result-item {
  overflow: hidden;
}

.result-img {
  min-height: 240px;
  /* background: linear-gradient(135deg, rgba(247, 233, 215, 0.92), rgba(255, 255, 255, 0.96)); */
}

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

.result-cnt {
  padding: 22px;
}

.result-cnt h2 {
  font-size: 1.5rem;
  line-height: 1.2;
  margin-bottom: 12px;
}

.stars,
.review-card__stars,
.tp-stars {
  color: var(--gold-deep);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.result-cnt p:last-of-type {
  margin-bottom: 14px;
}

.result-cnt h3 {
  margin: 0;
}

.steps-topper {
  padding-top: 8px;
}

.steps-main {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.steps-item {
  padding: 26px;
}

.steps-item h3 {
  margin: 0;
  font-size: 1.28rem;
  color: var(--gold-deep);
  letter-spacing: 0.08em;
}

.steps-item span {
  display: inline-block;
  width: 62px;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--gold), transparent);
  margin: 14px 0 18px;
}

.steps-video {
  margin-top: 20px;
  border-radius: 18px;
  overflow: hidden;
  min-height: 220px;
  /* background: linear-gradient(135deg, rgba(245, 228, 208, 0.92), rgba(255, 255, 255, 0.96)); */
}

.steps-video img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.winter-cnt h2 {
  font-size: clamp(1.8rem, 2.6vw, 2.4rem);
}

.winter-list ul {
  display: grid;
  gap: 12px;
  margin-bottom: 18px;
}

.winter-list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px;
  align-items: start;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface-2);
  font-weight: 700;
}

.offer-tick {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(230, 198, 161, 0.5);
  font-weight: 900;
}

.limit-time {
  margin-top: auto;
}

.review-cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.review-card {
  padding: 20px;
}

.review-card__header {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}

.review-card__name {
  margin: 0 0 2px;
  font-weight: 800;
}

.tp-section {
  margin-top: 22px;
  padding: 22px;
}

.title-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.tp-title {
  margin: 0;
  font-size: 1.2rem;
}

.see-more-link {
  color: var(--gold-deep);
  font-weight: 800;
  white-space: nowrap;
}

.tp-slider-wrap {
  position: relative;
}

.tp-swiper {
  overflow: auto;
}

.tp-shadow-right {
  position: sticky;
  right: 0;
  float: right;
  width: 48px;
  height: 1px;
}

.review-scroll {
  display: flex;
  gap: 16px;
  padding-bottom: 8px;
}

.tp-card {
  flex: 0 0 290px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 18px;
  box-shadow: var(--shadow-soft);
}

.tp-header {
  display: flex;
  gap: 12px;
  align-items: center;
}

.tp-header .title {
  margin: 0;
  font-weight: 800;
}

.tp-date {
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.tp-text {
  color: var(--ink-soft);
}

.guarantee-title h2 {
  max-width: 820px;
  margin-inline: auto;
}

.guarantee-left img {
  width: min(100%, 320px);
  height: auto;
  object-fit: contain;
}

.hero-brand__logos--large {
  justify-content: center;
}

.questions-main,
.footer-main {
  padding: 26px;
}

.accordion-container-cd10 {
  display: grid;
  gap: 12px;
}

.ac-cd10 {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
  overflow: hidden;
}

.ac-trigger-cd10 {
  cursor: pointer;
  list-style: none;
  padding: 18px 20px;
  font-weight: 800;
}

.ac-trigger-cd10::-webkit-details-marker {
  display: none;
}

.ac-trigger-cd10::after {
  content: "+";
  float: right;
  color: var(--gold-deep);
  font-size: 1.3rem;
}

.ac-cd10[open] .ac-trigger-cd10::after {
  content: "−";
}

.ac-panel-cnt-cd10 {
  padding: 0 20px 20px;
  color: var(--ink-soft);
}

.footer-main p {
  margin-top: 0;
  color: var(--ink-soft);
}

.footer-main ul {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-main a {
  color: var(--gold-deep);
  font-weight: 800;
  text-decoration: none;
}

#bottom-section {
  position: sticky;
  bottom: 0;
  z-index: 40;
  padding: 10px 12px 14px;
  pointer-events: none;
}

.scroll-section {
  width: min(760px, 100%);
  margin: 0 auto;
  pointer-events: auto;
}

#bottom-section a {
  padding: 16px 18px;
  font-size: 1rem;
}

#bottom-section a span {
  display: inline-block;
  margin-top: 3px;
  font-size: 0.86rem;
  letter-spacing: 0.04em;
}

@media (max-width: 1080px) {
  .hero-main,
  .option-main,
  .result-main,
  .steps-main,
  .review-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .choice-main {
    grid-template-columns: 1fr;
  }

  .spine-main,
  .video-main,
  .risk-block,
  .winter-main,
  .guarantee-main {
    grid-template-columns: 1fr;
  }

  .order1,
  .order2 {
    order: initial;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(var(--container), calc(100% - 20px));
  }

  .promo-banner__inner,
  .title-box,
  .client-vote-flex {
    flex-direction: column;
    align-items: flex-start;
  }

  .promo-banner a {
    width: 100%;
    text-align: center;
  }

  .hero-main,
  .option-main,
  .result-main,
  .steps-main,
  .review-cards,
  .thumbnail-container {
    grid-template-columns: 1fr;
  }

  .hero-right,
  .hero-left,
  .client-vote,
  .option-item,
  .spine-main,
  .video-main,
  .risk-block,
  .choice-item,
  .result-item,
  .steps-item,
  .winter-main,
  .review-card,
  .tp-section,
  .guarantee-main,
  .questions-main,
  .footer-main {
    border-radius: 24px;
  }

  .hero-right,
  .hero-left,
  .spine-main,
  .video-main,
  .risk-block,
  .winter-main,
  .guarantee-main {
    padding: 18px;
  }

  .main-image {
    min-height: 360px;
  }

  .main-image__asset {
    max-height: 340px;
    padding: 22px;
  }

  .thumbnail {
    min-height: 84px;
  }

  .thumbnail img {
    height: 70px;
  }

  .hero-title h1,
  .spine-right h2,
  .video-left h2,
  .choice-title h2,
  .result-title h2,
  .steps-topper-main h2,
  .winter-topper-main h2,
  .guarantee-title h2,
  .questions-title h2 {
    font-size: clamp(1.7rem, 8vw, 2.4rem);
  }

  .hero-brand__logos span {
    font-size: 0.74rem;
    padding: 9px 12px;
  }

  .review-scroll {
    padding-bottom: 4px;
  }

  .tp-card {
    flex-basis: 84%;
  }

  #bottom-section {
    padding-inline: 8px;
  }

  #bottom-section a {
    border-radius: 18px;
    font-size: 0.9rem;
  }
}