/* ============================================
   OBSCĒNA — Landing Page
   Aesthetic: Dark editorial luxury
   ============================================ */

:root {
  --black: #0a0a0a;
  --black-warm: #111010;
  --surface: #161414;
  --surface-raised: #1e1b1b;
  --cream: #f0ece4;
  --cream-muted: #b8b3aa;
  --wine: #8b2942;
  --wine-glow: #a83353;
  --wine-deep: #5c1a2d;
  --gold: #c9a96e;

  --font-display: 'Cormorant Garamond', 'Georgia', serif;
  --font-body: 'Libre Franklin', 'Helvetica Neue', sans-serif;

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quint: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---- Reset ---- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--cream);
  overflow-x: hidden;
  line-height: 1.6;
}

::selection {
  background: var(--wine);
  color: var(--cream);
}

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

/* ---- Grain Overlay ---- */
.grain {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px 200px;
}

/* ---- Navigation ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.75rem 3rem;
  background: transparent;
  backdrop-filter: none;
  transition: background 0.4s ease, backdrop-filter 0.4s ease;
}

.nav--scrolled {
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav__brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.35em;
  text-transform: uppercase;
}

.nav__tagline {
  font-family: var(--font-body);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cream-muted);
}

/* ---- Hero ---- */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  padding: 8rem 3rem 4rem;
  align-items: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 30%;
  width: 600px;
  height: 600px;
  background: radial-gradient(ellipse, var(--wine-deep) 0%, transparent 70%);
  opacity: 0.2;
  filter: blur(120px);
  pointer-events: none;
}

.hero__content {
  padding-left: 3rem;
  max-width: 600px;
}

.hero__overline {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--cream);
  background: var(--wine);
  display: inline-block;
  padding: 0.4rem 1rem;
  margin-bottom: 2rem;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.05;
  margin-bottom: 2rem;
}

.hero__title-line {
  display: block;
  font-size: clamp(3rem, 5.5vw, 5rem);
}

.hero__title-line--accent {
  font-style: italic;
  color: var(--wine-glow);
}

.hero__subtitle {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--cream-muted);
  margin-bottom: 3rem;
  max-width: 420px;
}

.hero__price {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.hero__price-from {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cream-muted);
}

.hero__price-amount {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 300;
  color: var(--cream);
  letter-spacing: 0.02em;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cream);
  padding: 1rem 2.5rem;
  border: 1px solid rgba(240, 236, 228, 0.2);
  transition: all 0.5s var(--ease-out-expo);
  position: relative;
  overflow: hidden;
}

.hero__cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--wine);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease-out-expo);
  z-index: -1;
}

.hero__cta:hover {
  border-color: var(--wine);
}

.hero__cta:hover::before {
  transform: scaleX(1);
}

.hero__cta svg {
  transition: transform 0.4s var(--ease-out-expo);
}

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

/* Hero images */
.hero__images {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 1.25rem;
  align-self: center;
  max-height: 80vh;
}

.hero__image {
  position: relative;
  overflow: hidden;
}

.hero__image--full {
  aspect-ratio: 3/4;
}

.hero__image--detail {
  aspect-ratio: 3/4;
}

.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.hero__img--zoomed {
  object-fit: none;
  object-position: center 15%;
}

.hero__image-frame {
  position: absolute;
  inset: -1rem;
  border: 1px solid rgba(240, 236, 228, 0.04);
  pointer-events: none;
}

.hero__image::after {
  content: 'OBSCĒNA';
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
  pointer-events: none;
  z-index: 2;
}

.hero__image-label {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--cream-muted);
  opacity: 0.5;
}

/* ---- Manifesto ---- */
.manifesto {
  padding: 5rem 3rem;
  text-align: center;
  position: relative;
}

.manifesto__line {
  width: 60px;
  height: 1px;
  background: var(--wine);
  margin: 0 auto 3rem;
}

.manifesto__line:last-child {
  margin: 3rem auto 0;
}

.manifesto__quote {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 3rem);
  font-weight: 300;
  line-height: 1.5;
  max-width: 700px;
  margin: 0 auto;
  color: var(--cream);
}

.manifesto__quote em {
  color: var(--wine-glow);
  font-weight: 400;
}

/* ---- Features ---- */
.features {
  padding: 4rem 3rem 5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.features__header {
  margin-bottom: 4rem;
}

.features__label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--wine-glow);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
}

.feature {
  padding: 2.5rem;
  border: 1px solid rgba(240, 236, 228, 0.12);
  background: var(--surface-raised);
  transition: border-color 0.5s var(--ease-out-expo);
  position: relative;
  overflow: hidden;
}

.feature::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--wine-glow) 0%, transparent 100%);
  transform: scaleX(1);
  transform-origin: left;
  transition: transform 0.6s var(--ease-out-expo);
}

.feature:hover::before {
  transform: scaleX(1);
}

.feature:hover {
  border-color: rgba(240, 236, 228, 0.1);
}

.feature__number {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--wine-glow);
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.feature__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}

.feature__desc {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--cream-muted);
}

/* ---- Sizing Guide ---- */
.sizing {
  padding: 5rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
}

.sizing__header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.sizing__label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--wine-glow);
  display: block;
  margin-bottom: 1.5rem;
}

.sizing__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 300;
  margin-bottom: 1rem;
}

.sizing__intro {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--cream-muted);
  max-width: 520px;
  margin: 0 auto;
}

.sizing__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.sizing__option {
  padding: 2.5rem 2rem;
  border: 1px solid rgba(240, 236, 228, 0.1);
  background: var(--surface);
  position: relative;
  text-align: center;
}

.sizing__option--popular {
  border-color: var(--wine);
  background: var(--surface-raised);
}

.sizing__badge {
  position: absolute;
  top: -0.7rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cream);
  background: var(--wine);
  padding: 0.3rem 1rem;
  white-space: nowrap;
}

.sizing__svg {
  display: block;
  margin: 0 auto 1.25rem;
  color: var(--wine-glow);
}

.sizing__name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 400;
  margin-bottom: 0.75rem;
}

.sizing__desc {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--cream-muted);
  margin-bottom: 1.25rem;
}

.sizing__details {
  list-style: none;
  display: inline-flex;
  flex-direction: column;
  gap: 0.5rem;
  text-align: left;
}

.sizing__details li {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--cream-muted);
  padding-left: 0.65rem;
  position: relative;
}

.sizing__details li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 3px;
  height: 3px;
  background: var(--wine-glow);
  border-radius: 50%;
}

.sizing__note {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--cream-muted);
  text-align: center;
  line-height: 1.7;
}

.sizing__note strong {
  color: var(--cream);
  font-weight: 500;
}

/* ---- Interest Form ---- */
.interest {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  padding: 8rem 6rem;
  background: var(--surface);
  position: relative;
}

.interest::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(240, 236, 228, 0.08), transparent);
}

.interest__label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--wine-glow);
  display: block;
  margin-bottom: 2rem;
}

.interest__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 300;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.interest__desc {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--cream-muted);
  max-width: 400px;
}

/* Form */
.form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form__label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cream-muted);
}

.form__input,
.form__select,
.form__textarea {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--cream);
  background: var(--black-warm);
  border: 1px solid rgba(240, 236, 228, 0.18);
  padding: 0.9rem 1rem;
  outline: none;
  transition: border-color 0.3s ease;
  appearance: none;
  -webkit-appearance: none;
  border-radius: 0;
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  border-color: var(--wine);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: rgba(240, 236, 228, 0.2);
}

.form__select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23b8b3aa' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form__select option {
  background: var(--black);
  color: var(--cream);
}

.form__textarea {
  resize: vertical;
  min-height: 80px;
}

.form__submit {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--cream);
  background: var(--wine);
  border: 1px solid var(--wine);
  padding: 1.1rem 2.5rem;
  cursor: pointer;
  transition: all 0.4s var(--ease-out-expo);
  margin-top: 0.5rem;
  position: relative;
  overflow: hidden;
}

.form__submit-success {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--wine-deep);
  transform: translateY(100%);
  transition: transform 0.5s var(--ease-out-expo);
}

.form__submit.submitted .form__submit-success {
  transform: translateY(0);
}

.form__submit:hover:not(.submitted) {
  background: var(--wine-glow);
  border-color: var(--wine-glow);
}

.form__privacy {
  font-family: var(--font-body);
  font-size: 0.7rem;
  color: rgba(240, 236, 228, 0.25);
  letter-spacing: 0.05em;
}

/* ---- Footer ---- */
.footer {
  padding: 4rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(240, 236, 228, 0.04);
}

.footer__brand {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.35em;
  text-transform: uppercase;
}

.footer__links {
  display: flex;
  gap: 2rem;
}

.footer__links a {
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cream-muted);
  transition: color 0.3s ease;
}

.footer__links a:hover {
  color: var(--cream);
}

.footer__legal {
  font-family: var(--font-body);
  font-size: 0.65rem;
  color: rgba(240, 236, 228, 0.25);
  letter-spacing: 0.05em;
}

/* ---- Animations ---- */
[data-animate] {
  opacity: 0;
  transition: opacity 0.9s var(--ease-out-expo), transform 1s var(--ease-out-expo);
}

/* Fallback: if JS hasn't run after 2s, show everything */
@media (scripting: none) {
  [data-animate] { opacity: 1 !important; transform: none !important; }
}

[data-animate="fade-up"] {
  transform: translateY(30px);
}

[data-animate="fade-in"] {
  transform: scale(0.98);
}

[data-animate="reveal"] {
  transform: scaleX(0);
  transform-origin: left;
}

[data-animate].visible {
  opacity: 1;
  transform: translateY(0) scale(1) scaleX(1);
  transition: opacity 0.9s var(--ease-out-expo),
              transform 1s var(--ease-out-expo);
}

[data-delay="1"].visible { transition-delay: 0.15s; }
[data-delay="2"].visible { transition-delay: 0.3s; }
[data-delay="3"].visible { transition-delay: 0.45s; }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding: 7rem 2rem 3rem;
    min-height: auto;
  }

  .hero__content {
    padding-left: 0;
    text-align: center;
    max-width: 100%;
  }

  .hero__subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__cta {
    margin: 0 auto;
  }

  .hero__price {
    justify-content: center;
  }

  .hero__images {
    grid-template-columns: 3fr 2fr;
    max-height: none;
    width: 100%;
    justify-self: center;
  }

  .features__grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .sizing__grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .sizing {
    padding: 4rem 2rem;
  }

  .interest {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding: 5rem 2rem;
  }

  .interest__desc {
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .nav {
    padding: 1.25rem 1.5rem;
  }

  .hero {
    padding: 5rem 1.5rem 2rem;
    gap: 2rem;
  }

  .hero__overline {
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    padding: 0.35rem 0.75rem;
    margin-bottom: 1.5rem;
  }

  .hero__title-line {
    font-size: 2.25rem;
  }

  .hero__subtitle {
    font-size: 0.9rem;
    margin-bottom: 2rem;
  }

  .hero__images {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }

  .hero__image--full,
  .hero__image--detail {
    aspect-ratio: 2/3;
  }

  .hero__image::after {
    font-size: 0.5rem;
    bottom: 0.5rem;
    right: 0.5rem;
  }

  .hero__image-frame {
    inset: -0.5rem;
  }

  .manifesto {
    padding: 3.5rem 1.5rem;
  }

  .manifesto__quote {
    font-size: 1.35rem;
  }

  .manifesto__line {
    margin: 0 auto 2rem;
  }

  .manifesto__line:last-child {
    margin: 2rem auto 0;
  }

  .features {
    padding: 3rem 1.5rem 3.5rem;
  }

  .features__header {
    margin-bottom: 2rem;
  }

  .sizing {
    padding: 3rem 1.5rem;
  }

  .sizing__header {
    margin-bottom: 2.5rem;
  }

  .interest {
    padding: 3.5rem 1.5rem;
    gap: 2rem;
  }

  .interest__title {
    font-size: 2rem;
  }

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

  .footer {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
    padding: 3rem 1.5rem;
  }
}