:root {
  --bg: #0e0e0f;
  --bg-elevated: #161618;
  --surface: #1c1c1f;
  --text: #e8e6e3;
  --text-muted: #9c9893;
  --gold: #c9a962;
  --gold-dim: #8a7544;
  --gold-glow: rgba(201, 169, 98, 0.22);
  --border: rgba(255, 255, 255, 0.08);
  --radius: 12px;
  --radius-lg: 20px;
  --font-serif: "Cormorant Garamond", Georgia, serif;
  --font-sans: "Manrope", system-ui, sans-serif;
  --header-h: 64px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--gold);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 1000;
  padding: 0.75rem 1rem;
  background: var(--gold);
  color: var(--bg);
  font-weight: 600;
  border-radius: 8px;
  transition: top 0.2s var(--ease);
}

.skip-link:focus {
  top: 1rem;
  outline: 2px solid var(--text);
  outline-offset: 2px;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: linear-gradient(to bottom, rgba(14, 14, 15, 0.94), rgba(14, 14, 15, 0.72) 70%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  background: rgba(14, 14, 15, 0.92);
  border-bottom-color: var(--border);
}

.site-header__inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
}

.logo:hover {
  color: var(--gold);
  text-decoration: none;
}

.nav {
  display: flex;
  align-items: center;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: 8px;
  color: var(--text);
}

.nav__toggle:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.nav__toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform 0.25s var(--ease), opacity 0.2s;
}

.nav.is-open .nav__toggle-bar:first-child {
  transform: translateY(4px) rotate(45deg);
}

.nav.is-open .nav__toggle-bar:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

.nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav__list a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.nav__list a:hover {
  color: var(--gold);
  text-decoration: none;
}

.lang {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
  flex-shrink: 0;
}

.lang__btn {
  padding: 0.4rem 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.lang__btn:hover {
  color: var(--text);
}

.lang__btn--active {
  background: rgba(201, 169, 98, 0.15);
  color: var(--gold);
}

.lang__btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}

@media (max-width: 900px) {
  .nav__toggle {
    display: flex;
  }

  .nav__list {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1rem 1.25rem 1.5rem;
    background: rgba(14, 14, 15, 0.98);
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.35s var(--ease), opacity 0.25s;
  }

  .nav.is-open .nav__list {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__list a {
    display: block;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--border);
  }
}

/* Hero */
.hero {
  position: relative;
  min-height: min(100vh, 900px);
  display: flex;
  align-items: flex-end;
  padding: calc(var(--header-h) + 2.5rem) 1.25rem 3.5rem;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__gradient {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
      to top,
      var(--bg) 0%,
      rgba(14, 14, 15, 0.85) 35%,
      rgba(14, 14, 15, 0.45) 100%
    ),
    linear-gradient(90deg, rgba(14, 14, 15, 0.75) 0%, transparent 55%);
  pointer-events: none;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-color: var(--bg-elevated);
  background-image: radial-gradient(ellipse 80% 60% at 70% 40%, rgba(201, 169, 98, 0.12), transparent 55%),
    linear-gradient(145deg, #1a1916 0%, #0e0e0f 45%, #12100c 100%);
  background-size: cover;
  background-position: center top;
}

.hero__content {
  position: relative;
  z-index: 3;
  max-width: 1120px;
  margin: 0 auto;
  width: 100%;
}

.hero__kicker {
  margin: 0 0 0.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold);
}

.hero__title {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(2.75rem, 9vw, 4.25rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
}

.hero__lead {
  margin: 0 0 2rem;
  max-width: 26rem;
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s, border-color 0.25s, box-shadow 0.25s;
}

.btn:hover {
  text-decoration: none;
}

.btn--primary {
  background: linear-gradient(135deg, var(--gold) 0%, #a88b4a 100%);
  color: #141210;
  box-shadow: 0 4px 24px var(--gold-glow);
}

.btn--primary:hover {
  box-shadow: 0 6px 32px rgba(201, 169, 98, 0.35);
  filter: brightness(1.05);
}

.btn--primary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.22);
}

.btn--ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.btn--block {
  width: 100%;
}

/* Sections */
.section {
  padding: 4rem 0;
}

.section__inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section__inner--narrow {
  max-width: 520px;
}

.section__header {
  text-align: center;
  margin-bottom: 2.75rem;
}

.section__title {
  margin: 0 0 0.75rem;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(2rem, 5vw, 2.75rem);
  letter-spacing: 0.02em;
}

.section__subtitle {
  margin: 0 auto;
  max-width: 36rem;
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Value */
.value {
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.value__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 720px) {
  .value__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
}

.value__card {
  position: relative;
  padding: 1.75rem 1.5rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.value__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(to bottom, var(--gold), var(--gold-dim));
  opacity: 0.85;
}

.value__index {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 600;
  color: rgba(201, 169, 98, 0.2);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.value__card-title {
  margin: 0 0 0.65rem;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
}

.value__card-text {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 300;
  line-height: 1.65;
}

/* Cases */
.cases {
  background: linear-gradient(180deg, var(--bg) 0%, #111012 50%, var(--bg) 100%);
}

.cases__filters {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  margin-bottom: 2rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.cases__filters::-webkit-scrollbar {
  height: 4px;
}

.chip {
  flex-shrink: 0;
  padding: 0.55rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.chip:hover {
  color: var(--text);
  border-color: rgba(201, 169, 98, 0.35);
}

.chip--active {
  color: var(--bg);
  background: linear-gradient(135deg, var(--gold), #a88b4a);
  border-color: transparent;
}

.chip:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.cases__grid {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding: 0.25rem 0 0.75rem;
  scroll-snap-type: x mandatory;
  scroll-padding: 1.25rem;
  -webkit-overflow-scrolling: touch;
}

.cases__grid::-webkit-scrollbar {
  height: 4px;
}

.cases__grid::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 999px;
}

.case-card {
  flex: 0 0 min(84%, 440px);
  scroll-snap-align: start;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}

.case-card.is-hidden {
  display: none;
}

@media (min-width: 720px) {
  .case-card {
    flex-basis: min(46%, 520px);
  }
}

@media (min-width: 1100px) {
  .case-card {
    flex-basis: min(38%, 560px);
  }
}

/* Before / after slider */
.ba {
  --ba-pos: 50%;
  position: relative;
  aspect-ratio: 4 / 5;
  max-height: 520px;
  margin: 0 auto;
  background: var(--surface);
  touch-action: none;
  user-select: none;
}

.ba__layer {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.ba__layer--after {
  z-index: 1;
  background-image: linear-gradient(135deg, #2a2824 0%, #1e1c19 50%, #252220 100%);
}

.ba__layer--before {
  z-index: 2;
  width: 100%;
  clip-path: inset(0 calc(100% - var(--ba-pos)) 0 0);
  border-right: 2px solid var(--gold);
  box-sizing: border-box;
  background-image: linear-gradient(145deg, #35322e 0%, #23211e 100%);
}

.ba.has-images .ba__layer--after,
.ba.has-images .ba__layer--before {
  background-color: #1a1816;
}

.ba__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--ba-pos);
  z-index: 3;
  width: 44px;
  margin-left: -22px;
  cursor: ew-resize;
  display: flex;
  align-items: center;
  justify-content: center;
  touch-action: none;
}

.ba__handle-knob {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(14, 14, 15, 0.75);
  border: 2px solid var(--gold);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ba__handle-knob::before,
.ba__handle-knob::after {
  content: "";
  width: 0;
  height: 0;
  border-style: solid;
  opacity: 0.9;
}

.ba__handle-knob::before {
  border-width: 5px 0 5px 6px;
  border-color: transparent transparent transparent var(--gold);
  margin-right: 2px;
}

.ba__handle-knob::after {
  border-width: 5px 6px 5px 0;
  border-color: transparent var(--gold) transparent transparent;
  margin-left: 2px;
}

.ba__label {
  position: absolute;
  bottom: 0.75rem;
  z-index: 4;
  padding: 0.35rem 0.65rem;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 6px;
  background: rgba(14, 14, 15, 0.72);
  color: var(--text);
  border: 1px solid var(--border);
  pointer-events: none;
}

.ba__label--before {
  left: 0.75rem;
}

.ba__label--after {
  right: 0.75rem;
}

.case-card__meta {
  padding: 0.9rem 1.05rem 1.05rem;
}

.case-card__title {
  margin: 0 0 0.55rem;
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.25;
}

.case-card__dl {
  margin: 0;
  display: grid;
  gap: 0.35rem;
}

.case-card__dl div {
  display: grid;
  grid-template-columns: 5.2rem 1fr;
  gap: 0.45rem;
  align-items: start;
}

@media (max-width: 400px) {
  .case-card__dl div {
    grid-template-columns: 1fr;
  }
}

.case-card__dl dt {
  margin: 0;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-dim);
}

.case-card__dl dd {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.35;
}

/* Protected gallery (Antes/Después) */
.cases {
  position: relative;
}

.cases__protected-wrap {
  position: relative;
}

.cases.is-protected .cases__protected-content {
  filter: blur(14px);
  opacity: 0.35;
  pointer-events: none;
  user-select: none;
  /* Keep section short while locked */
  max-height: min(520px, 70vh);
  overflow: hidden;
}

.cases.is-protected .protected-overlay {
  display: grid;
}

.cases.is-protected.section {
  padding: 2.75rem 0;
}

.cases.is-protected .section__header {
  margin-bottom: 1.25rem;
}

.protected-overlay {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: none;
  place-items: center;
  padding: 1.5rem 1.25rem;
  background: radial-gradient(ellipse 70% 55% at 50% 30%, rgba(201, 169, 98, 0.10), transparent 60%),
    rgba(14, 14, 15, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.protected-overlay__panel {
  width: min(640px, 100%);
  padding: 1.25rem 1.25rem 1.1rem;
  background: rgba(22, 22, 24, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 90px rgba(0, 0, 0, 0.55);
}

.protected-overlay__title {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  line-height: 1.5;
  color: var(--text);
}

.protected-form {
  display: grid;
  gap: 0.75rem;
}

.protected-form__input {
  width: 100%;
  min-height: 48px;
  padding: 0 1rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(14, 14, 15, 0.65);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.protected-form__input::placeholder {
  color: rgba(156, 152, 147, 0.75);
}

.protected-form__input:focus {
  border-color: rgba(201, 169, 98, 0.55);
  box-shadow: 0 0 0 3px rgba(201, 169, 98, 0.12);
}

.protected-form__btn {
  width: 100%;
}

.protected-form__consent {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 0.6rem;
  align-items: start;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.protected-form__consent input {
  margin-top: 0.2rem;
}

.protected-form__hint {
  margin: 0.15rem 0 0;
  font-size: 0.85rem;
  color: rgba(156, 152, 147, 0.9);
}

.protected-form__status {
  margin: 0.75rem 0 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.protected-form__status.is-error {
  color: #ffb3b3;
}

.protected-form__status.is-success {
  color: #bff0c9;
}

/* Carousel is enabled across breakpoints (see .cases__grid / .case-card rules above) */

/* Procedures */
.procedures {
  border-top: 1px solid var(--border);
}

.procedures__list {
  margin: 0 auto;
  padding: 0;
  max-width: 640px;
  list-style: none;
}

.procedures__list li {
  position: relative;
  padding: 1.1rem 0 1.1rem 1.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 300;
}

.procedures__list li:last-child {
  border-bottom: none;
}

.procedures__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.35rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  opacity: 0.55;
}

/* Testimonials */
.testimonials {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
}

.testimonials__grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 900px) {
  .testimonials__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.quote {
  margin: 0;
  padding: 1.5rem 1.35rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.quote p {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-style: italic;
  font-weight: 400;
  line-height: 1.55;
  color: var(--text);
}

.quote footer {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

/* Contact */
.contact {
  border-top: 1px solid var(--border);
}

/* Footer */
.site-footer {
  padding: 2.5rem 1.25rem;
  border-top: 1px solid var(--border);
  background: #0a0a0b;
}

.site-footer__inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.site-footer__brand {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gold);
}

.site-footer__legal {
  margin: 0 0 1.5rem;
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--text-muted);
  font-weight: 300;
}

.site-footer__copy {
  margin: 0;
  font-size: 0.75rem;
  color: rgba(156, 152, 147, 0.6);
  letter-spacing: 0.06em;
}