/* ============================================
   REATOLL Home / Landing Page
   ============================================ */

/* --- Hero Section --- */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__video-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

/* YouTube iframe = 16:9. Always fill viewport (object-fit:cover behavior) */
.hero__video-bg iframe {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100vw;
  height: 56.25vw;       /* 100vw × 9/16 */
  min-height: 100vh;
  min-width: 177.78vh;    /* 100vh × 16/9 */
  transform: translate(-50%, -50%);
  border: none;
  pointer-events: none;
}

.hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(0, 30, 98, 0.3) 0%,
    rgba(0, 30, 98, 0.15) 40%,
    rgba(0, 30, 98, 0.4) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-white);
  padding: 0 24px;
}

.hero__badge {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-brand-mint);
  border: 1px solid rgba(113, 219, 212, 0.4);
  padding: 8px 20px;
  border-radius: 100px;
  margin-bottom: 32px;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out-expo) 0.5s forwards;
}

.hero__logo {
  font-family: var(--font-en);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 700;
  letter-spacing: 0.2em;
  margin-bottom: 16px;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out-expo) 0.7s forwards;
}

.hero__tagline {
  font-family: var(--font-en);
  font-size: clamp(0.875rem, 1.5vw, 1.125rem);
  font-weight: 400;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 16px;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out-expo) 0.9s forwards;
}

.hero__definition {
  font-family: var(--font-ko);
  font-size: clamp(0.9375rem, 1.6vw, 1.125rem);
  font-weight: 500;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out-expo) 1.0s forwards;
}

/* --- Countdown --- */
.countdown {
  display: flex;
  gap: clamp(16px, 4vw, 40px);
  justify-content: center;
  margin-bottom: 48px;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out-expo) 1.1s forwards;
}

.countdown__item {
  text-align: center;
}

.countdown__number {
  font-family: var(--font-en);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1;
  display: block;
  min-width: 80px;
  color: var(--color-white);
}

.countdown__label {
  font-family: var(--font-en);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  margin-top: 8px;
  display: block;
}

.countdown__separator {
  font-family: var(--font-en);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 200;
  color: rgba(255, 255, 255, 0.25);
  align-self: flex-start;
  padding-top: 4px;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 14px 36px;
  border-radius: 100px;
  backdrop-filter: blur(8px);
  transition: all var(--duration-normal) var(--ease-out-expo);
  opacity: 0;
  animation: fadeInUp 1s var(--ease-out-expo) 1.3s forwards;
}

.hero__cta:hover {
  background: var(--color-white);
  color: var(--color-brand-navy);
  border-color: var(--color-white);
  transform: translateY(-2px);
}

.hero__cta-arrow {
  transition: transform var(--duration-normal) var(--ease-out-expo);
}

.hero__cta:hover .hero__cta-arrow {
  transform: translateX(4px);
}

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  animation: fadeIn 1s var(--ease-out-expo) 2s forwards;
}

.hero__scroll-text {
  font-family: var(--font-en);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, rgba(255,255,255,0.4) 0%, transparent 100%);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* --- Brand Definition Section (What is REATOLL?) --- */
.brand-def-section {
  padding-top: clamp(60px, 10vw, 120px);
  padding-bottom: clamp(40px, 6vw, 80px);
}

.brand-def {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

.brand-def__label {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-brand-accent);
  margin-bottom: 20px;
}

.brand-def__heading {
  font-family: var(--font-ko);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 600;
  line-height: 1.45;
  color: var(--color-brand-navy);
  margin-bottom: clamp(40px, 5vw, 60px);
}

.brand-def__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2vw, 24px);
  text-align: left;
}

.brand-def__item {
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 14px;
  padding: clamp(24px, 3vw, 32px);
}

.brand-def__item-q {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-brand-accent);
  margin-bottom: 12px;
}

.brand-def__item-a {
  font-family: var(--font-ko);
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-brand-navy);
}

@media (max-width: 768px) {
  .brand-def__grid { grid-template-columns: 1fr; gap: 12px; }
}

/* --- Brand Intro Section --- */
.intro {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.intro__label {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-brand-blue);
  margin-bottom: 24px;
}

.intro__heading {
  font-family: var(--font-ko);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-brand-navy);
  margin-bottom: 24px;
}

.intro__body {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-brand-navy);
  opacity: 0.7;
  max-width: 580px;
  margin: 0 auto;
}

/* --- Image Divider --- */
.divider-image {
  width: 100%;
  height: clamp(300px, 50vw, 500px);
  overflow: hidden;
  position: relative;
}

.divider-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 6s var(--ease-out-expo);
}

.divider-image:hover img {
  transform: scale(1.03);
}

/* --- 3-Step System Section --- */
.steps {
  max-width: 1200px;
  margin: 0 auto;
}

.steps__header {
  text-align: center;
  margin-bottom: clamp(48px, 6vw, 80px);
}

.steps__label {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-brand-accent);
  margin-bottom: 16px;
}

.steps__title {
  font-family: var(--font-en);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-brand-navy);
}

.steps__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 3vw, 40px);
}

.step-card {
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 16px;
  overflow: hidden;
  transition: transform var(--duration-normal) var(--ease-out-expo),
              box-shadow var(--duration-normal) var(--ease-out-expo);
}

.step-card:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.75);
  box-shadow: 0 20px 60px rgba(0, 30, 98, 0.1);
}

.step-card__visual {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: linear-gradient(
    135deg,
    rgba(var(--color-brand-bg-rgb), 0.5),
    rgba(var(--color-brand-blue-rgb), 0.2)
  );
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.step-card__phase {
  font-family: var(--font-en);
  font-size: 4rem;
  font-weight: 800;
  color: rgba(var(--color-brand-navy-rgb), 0.06);
  position: absolute;
  top: 16px;
  right: 20px;
  letter-spacing: -0.02em;
}

.step-card__icon {
  font-size: 3rem;
  z-index: 1;
}

.step-card__img {
  position: relative;
  z-index: 1;
  max-width: 55%;
  max-height: 70%;
  width: auto;
  height: auto;
  object-fit: contain;
  pointer-events: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
  filter: drop-shadow(0 8px 20px rgba(0, 30, 98, 0.15));
}

.step-card__body {
  padding: clamp(24px, 3vw, 32px);
}

.step-card__step {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-brand-accent);
  margin-bottom: 8px;
}

.step-card__name {
  font-family: var(--font-en);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-brand-navy);
  margin-bottom: 4px;
}

.step-card__product {
  font-family: var(--font-en);
  font-size: 0.8125rem;
  color: var(--color-brand-navy);
  opacity: 0.5;
  margin-bottom: 16px;
}

.step-card__desc {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-brand-navy);
  opacity: 0.65;
}

.step-card__tagline {
  font-family: var(--font-en);
  font-size: 0.8125rem;
  font-weight: 600;
  font-style: italic;
  color: var(--color-brand-blue);
  margin-top: 16px;
  letter-spacing: 0.02em;
}

/* Step card color variations */
.step-card--reset .step-card__visual {
  background: linear-gradient(135deg, #e8f4fd, rgba(var(--color-brand-mint-rgb), 0.15));
}

.step-card--boost .step-card__visual {
  background: linear-gradient(135deg, rgba(var(--color-brand-blue-rgb), 0.12), rgba(var(--color-brand-bg-rgb), 0.4));
}

.step-card--hold .step-card__visual {
  background: linear-gradient(135deg, rgba(var(--color-brand-bg-rgb), 0.4), rgba(var(--color-brand-navy-rgb), 0.08));
}

/* --- Product Lineup Image --- */
.lineup {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.lineup__image-wrapper {
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 32px;
}

.lineup__image-wrapper img {
  width: 100%;
  height: auto;
}

.lineup__caption {
  font-family: var(--font-en);
  font-size: 0.8125rem;
  color: var(--color-text-light);
  letter-spacing: 0.04em;
}

/* --- CTA Section --- */
.cta-section {
  text-align: center;
  background: var(--color-brand-navy);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -25%;
  width: 150%;
  height: 200%;
  background: radial-gradient(
    ellipse at center,
    rgba(var(--color-brand-blue-rgb), 0.15) 0%,
    transparent 60%
  );
  pointer-events: none;
}

.cta__inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
}

.cta__label {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-brand-mint);
  margin-bottom: 24px;
}

.cta__heading {
  font-family: var(--font-ko);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 16px;
}

.cta__sub {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
  margin-bottom: 40px;
}

.cta__button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-brand-navy);
  background: var(--color-white);
  padding: 16px 40px;
  border-radius: 100px;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.cta__button:hover {
  background: var(--color-brand-mint);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(113, 219, 212, 0.25);
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.3); transform-origin: top; }
}

/* --- Best Sellers --- */
.best-section {
  max-width: 1200px;
  margin: 0 auto;
}

.best-section__header {
  text-align: center;
  margin-bottom: clamp(40px, 5vw, 60px);
}

.best-section__label {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-brand-accent);
  margin-bottom: 12px;
}

.best-section__title {
  font-family: var(--font-ko);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 600;
  color: var(--color-brand-navy);
}

.best-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2vw, 24px);
}

.best-card {
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 14px;
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out-expo);
  display: block;
}

.best-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 16px 48px rgba(0, 30, 98, 0.1);
}

.best-card__image {
  aspect-ratio: 1 / 1;
  background: linear-gradient(135deg, rgba(var(--color-brand-bg-rgb), 0.5), rgba(var(--color-brand-mint-rgb), 0.18));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.best-card__phase {
  position: absolute;
  top: 16px;
  right: 20px;
  font-family: var(--font-en);
  font-size: 3rem;
  font-weight: 800;
  color: rgba(0, 30, 98, 0.08);
}

.best-card__icon {
  font-size: 3.5rem;
}

.best-card__body {
  padding: 20px 22px 24px;
}

.best-card__step {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-brand-accent);
  margin-bottom: 8px;
}

.best-card__name {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-brand-navy);
  margin-bottom: 12px;
}

.best-card__prices {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
}

.best-card__price-original {
  font-family: var(--font-en);
  font-size: 0.8125rem;
  color: rgba(0, 30, 98, 0.4);
  text-decoration: line-through;
}

.best-card__price-final {
  font-family: var(--font-en);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-brand-navy);
}

.best-card__crew {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-brand-mint);
  background: var(--color-brand-navy);
  padding: 4px 10px;
  border-radius: 100px;
}

/* --- Review Marquee --- */
.review-section {
  max-width: 1400px;
  margin: 0 auto;
}

.review-section__header {
  text-align: center;
  margin-bottom: clamp(32px, 5vw, 48px);
  padding: 0 clamp(20px, 6vw, 60px);
}

.review-section__label {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-brand-blue);
  margin-bottom: 12px;
}

.review-section__title {
  font-family: var(--font-ko);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 600;
  color: var(--color-brand-navy);
}

.review-marquee {
  overflow: hidden;
  position: relative;
  mask-image: linear-gradient(90deg, transparent, black 5%, black 95%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 5%, black 95%, transparent);
}

.review-track {
  display: flex;
  gap: 20px;
  animation: reviewScroll 45s linear infinite;
  width: max-content;
}

.review-item {
  flex-shrink: 0;
  width: 340px;
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 14px;
  padding: 24px;
}

.review-item__stars {
  color: #F59E0B;
  font-size: 0.875rem;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.review-item__text {
  font-family: var(--font-ko);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-brand-navy);
  margin-bottom: 16px;
}

.review-item__meta {
  font-family: var(--font-en);
  font-size: 0.75rem;
  color: rgba(0, 30, 98, 0.5);
}

@keyframes reviewScroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* --- Spotlight (Crew promo) --- */
.spotlight {
  max-width: 1200px;
  margin: 0 auto;
  border-radius: 20px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, var(--color-brand-navy) 0%, #2F4E8F 50%, var(--color-brand-blue) 100%);
  padding: clamp(60px, 8vw, 100px) clamp(32px, 6vw, 80px);
}

.spotlight__bg {
  position: absolute;
  top: -30%;
  right: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(113, 219, 212, 0.3), transparent 60%);
  filter: blur(30px);
  pointer-events: none;
}

.spotlight__content {
  position: relative;
  z-index: 1;
  max-width: 520px;
  color: var(--color-white);
}

.spotlight__label {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-brand-mint);
  margin-bottom: 20px;
}

.spotlight__title {
  font-family: var(--font-ko);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 16px;
}

.spotlight__desc {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 32px;
}

.spotlight__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-brand-navy);
  background: var(--color-white);
  padding: 16px 36px;
  border-radius: 100px;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.spotlight__cta:hover {
  background: var(--color-brand-mint);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(113, 219, 212, 0.3);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .steps__grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .best-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .countdown__number {
    min-width: 56px;
  }

  /* Mobile: letterbox the hero video (no crop). Override desktop "cover" rules. */
  .hero__video-bg iframe {
    width: 100vw !important;
    height: 56.25vw !important;
    min-width: 0 !important;
    min-height: 0 !important;
  }

  /* Mobile: more conservative product image scaling in step cards */
  .step-card__img {
    max-width: 50%;
    max-height: 65%;
  }

  .review-item { width: 280px; }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .steps__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
}