/* ==========================================================================
   Bolha Cabelo & Arte — stylesheet
   Palette sampled from the salon's own Instagram logo and photography.
   ========================================================================== */

:root {
  --color-cream: #fbf7ee;
  --color-cream-soft: #f3ecda;
  --color-paper: #ffffff;
  --color-charcoal: #24231f;
  --color-charcoal-soft: #4a483f;
  --color-sage: #9ab49b;
  --color-sage-dark: #556355;
  --color-sage-deep: #3c5339;
  --color-sage-light: #c7d6c8;
  --color-ink-on-sage: #24231f;
  --color-accent-banner: #3c5339;
  --color-gold: #a9784f;
  --color-border: rgba(36, 35, 31, 0.1);

  --font-display: Georgia, "Iowan Old Style", "Palatino Linotype", "Book Antiqua", serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --container-max: 1180px;
  --radius-md: 14px;
  --radius-lg: 26px;
  --shadow-soft: 0 18px 40px -22px rgba(36, 35, 31, 0.35);
  --transition-base: 320ms cubic-bezier(0.22, 1, 0.36, 1);

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-cream: #1c1b18;
    --color-cream-soft: #262420;
    --color-paper: #201f1b;
    --color-charcoal: #f2ede1;
    --color-charcoal-soft: #cfc8b8;
    --color-sage-dark: #a9c0a0;
    --color-sage-deep: #b9cbb2;
    --color-gold: #c79a6c;
    --color-border: rgba(242, 237, 225, 0.14);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --color-cream: #1c1b18;
  --color-cream-soft: #262420;
  --color-paper: #201f1b;
  --color-charcoal: #f2ede1;
  --color-charcoal-soft: #cfc8b8;
  --color-sage-dark: #a9c0a0;
  --color-sage-deep: #b9cbb2;
  --color-gold: #c79a6c;
  --color-border: rgba(242, 237, 225, 0.14);
  color-scheme: dark;
}

:root[data-theme="light"] {
  --color-cream: #fbf7ee;
  --color-cream-soft: #f3ecda;
  --color-paper: #ffffff;
  --color-charcoal: #24231f;
  --color-charcoal-soft: #4a483f;
  --color-sage-dark: #556355;
  --color-sage-deep: #3c5339;
  --color-gold: #a9784f;
  --color-border: rgba(36, 35, 31, 0.1);
  color-scheme: light;
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--color-cream);
  color: var(--color-charcoal);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 500;
}

p {
  margin: 0 0 1em;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.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;
  top: -48px;
  left: 1rem;
  background: var(--color-charcoal);
  color: var(--color-cream);
  padding: 0.75rem 1.25rem;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  z-index: 1000;
  transition: top var(--transition-base);
}

.skip-link:focus {
  top: 0;
}

:focus-visible {
  outline: 3px solid var(--color-sage-dark);
  outline-offset: 3px;
}

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-sage-dark);
  margin-bottom: 0.75rem;
}

.section {
  padding: 5.5rem 0;
}

.section-head {
  max-width: 640px;
  margin-bottom: 3rem;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-head h2 {
  font-size: clamp(1.9rem, 3.2vw, 2.6rem);
}

.section-head p {
  color: var(--color-charcoal-soft);
  font-size: 1.05rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--color-sage);
  color: var(--color-ink-on-sage);
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
  background: var(--color-accent-banner);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  border-color: currentColor;
  color: var(--color-cream);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-sage-dark);
  color: var(--color-sage-dark);
}

.btn-outline:hover {
  background: var(--color-sage);
  color: var(--color-ink-on-sage);
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 247, 238, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), background var(--transition-base);
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
}

@media (prefers-color-scheme: dark) {
  .site-header {
    background: rgba(28, 27, 24, 0.72);
  }
}

:root[data-theme="dark"] .site-header {
  background: rgba(28, 27, 24, 0.72);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--color-charcoal);
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  object-fit: cover;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.01em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.9rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-menu a {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-charcoal-soft);
  position: relative;
  padding-bottom: 4px;
}

.nav-menu a:hover,
.nav-menu a:focus-visible {
  color: var(--color-sage-dark);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.25rem;
}

.lang-switch button {
  border: none;
  background: transparent;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
  cursor: pointer;
  color: var(--color-charcoal-soft);
  transition: background var(--transition-base), color var(--transition-base);
}

.lang-switch button.is-active {
  background: var(--color-sage);
  color: var(--color-ink-on-sage);
}

.header-actions .btn-primary {
  padding: 0.6rem 1.2rem;
  font-size: 0.88rem;
}

.menu-toggle {
  display: none;
  border: 1px solid var(--color-border);
  background: transparent;
  border-radius: 10px;
  padding: 0.5rem 0.65rem;
  cursor: pointer;
}

.menu-toggle span,
.menu-toggle::before,
.menu-toggle::after {
  content: "";
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-charcoal);
  margin: 4px 0;
  transition: transform var(--transition-base);
}

@media (max-width: 900px) {
  .nav-menu {
    position: fixed;
    inset: 0 0 0 auto;
    z-index: 200;
    height: 100vh;
    width: min(320px, 85vw);
    background: var(--color-paper);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 1.6rem;
    padding: 6rem 2rem 2rem;
    transform: translateX(100%);
    transition: transform var(--transition-base);
    box-shadow: var(--shadow-soft);
  }

  .nav-menu[data-open="true"] {
    transform: translateX(0);
  }

  .nav-menu a {
    font-size: 1.15rem;
  }

  .menu-toggle {
    display: block;
    position: relative;
    z-index: 210;
  }

  .header-actions .btn-primary {
    display: none;
  }
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: min(92vh, 820px);
  display: flex;
  align-items: flex-end;
  color: #fff;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 30% 20%;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(24, 26, 20, 0.35) 0%,
    rgba(24, 26, 20, 0.35) 40%,
    rgba(24, 23, 19, 0.88) 100%
  );
}

.hero-content {
  padding: 3.5rem 0 4.5rem;
  max-width: 720px;
}

.hero-eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-sage-light);
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  margin-bottom: 0.6rem;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  color: rgba(255, 255, 255, 0.88);
  max-width: 44ch;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ---------- About ---------- */

.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 3.5rem;
  align-items: center;
}

.about-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  aspect-ratio: 4 / 5;
}

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

.about-text .eyebrow {
  margin-bottom: 0.5rem;
}

.about-text p {
  color: var(--color-charcoal-soft);
  font-size: 1.05rem;
}

.credential-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-cream-soft);
  border: 1px solid var(--color-border);
  padding: 0.6rem 1rem;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-sage-deep);
  margin-top: 0.5rem;
}

@media (max-width: 820px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
  .about-media {
    aspect-ratio: 4 / 5;
    max-width: 420px;
    margin: 0 auto;
  }
}

/* ---------- Services ---------- */

.services-section {
  background: var(--color-cream-soft);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-soft);
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-sage);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--color-ink-on-sage);
}

.service-icon svg {
  width: 22px;
  height: 22px;
}

.service-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.service-card p {
  color: var(--color-charcoal-soft);
  font-size: 0.96rem;
  margin: 0;
}

/* ---------- Gallery carousel ---------- */

.gallery-carousel {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.gallery-track {
  flex: 1;
  display: flex;
  gap: 1.25rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 0.5rem 0.25rem 1rem;
  scrollbar-width: thin;
  scrollbar-color: var(--color-sage) transparent;
}

.gallery-track:focus-visible {
  outline: 3px solid var(--color-sage-dark);
  outline-offset: 4px;
  border-radius: var(--radius-md);
}

.gallery-loading {
  color: var(--color-charcoal-soft);
  padding: 2rem 0;
}

.gallery-item {
  position: relative;
  flex: 0 0 auto;
  width: min(360px, 78vw);
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-md);
  overflow: hidden;
  scroll-snap-align: start;
  box-shadow: var(--shadow-soft);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms ease;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.carousel-arrow {
  flex: 0 0 auto;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: none;
  background: var(--color-sage);
  color: var(--color-ink-on-sage);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition-base), background var(--transition-base);
}

.carousel-arrow:hover {
  background: var(--color-accent-banner);
  color: #fff;
  transform: scale(1.06);
}

.carousel-arrow svg {
  width: 22px;
  height: 22px;
}

.gallery-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.gallery-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: none;
  padding: 0;
  background: var(--color-border);
  cursor: pointer;
  transition: background var(--transition-base), transform var(--transition-base);
}

.gallery-dot.is-active {
  background: var(--color-sage);
  transform: scale(1.3);
}

@media (max-width: 640px) {
  .carousel-arrow {
    width: 38px;
    height: 38px;
  }
  .carousel-arrow svg {
    width: 18px;
    height: 18px;
  }
}

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

/* ---------- CTA banner ---------- */

.cta-banner {
  background: var(--color-accent-banner);
  color: #fff;
  text-align: center;
  padding: 5rem 0;
}

.cta-banner .eyebrow {
  color: var(--color-sage-light);
}

.cta-banner h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.5rem);
  max-width: 30ch;
  margin: 0 auto 0.75rem;
}

.cta-banner p {
  max-width: 52ch;
  margin: 0 auto 2rem;
  color: rgba(255, 255, 255, 0.86);
  font-size: 1.05rem;
}

/* ---------- Location ---------- */

.location-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.location-card {
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}

.location-card dt {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--color-sage-dark);
  margin-bottom: 0.35rem;
}

.location-card dd {
  margin: 0;
  font-size: 1.05rem;
}

.hours-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.hours-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.3rem 0;
  font-size: 0.95rem;
}

.hours-row + .hours-row {
  border-top: 1px solid var(--color-border);
}

.hours-day {
  color: var(--color-charcoal-soft);
}

.hours-time {
  font-weight: 600;
}

.hours-time.is-closed {
  color: var(--color-charcoal-soft);
  font-weight: 500;
}

.location-map {
  margin-top: 1.5rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  aspect-ratio: 16 / 7;
}

.location-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

@media (max-width: 640px) {
  .location-map {
    aspect-ratio: 4 / 5;
  }
}

.location-note {
  margin-top: 2rem;
  padding: 1.25rem 1.5rem;
  border-left: 3px solid var(--color-sage-dark);
  background: var(--color-cream-soft);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 0.92rem;
  color: var(--color-charcoal-soft);
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--color-charcoal);
  color: var(--color-cream);
  padding: 3.5rem 0 2rem;
}

@media (prefers-color-scheme: dark) {
  .site-footer {
    background: #0f0e0c;
  }
}

:root[data-theme="dark"] .site-footer {
  background: #0f0e0c;
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(251, 247, 238, 0.14);
  margin-bottom: 1.5rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.3rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links a {
  text-decoration: none;
  color: rgba(251, 247, 238, 0.82);
  font-size: 0.92rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.footer-links a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.82rem;
  color: rgba(251, 247, 238, 0.6);
}

/* ---------- Floating WhatsApp button ---------- */

.whatsapp-float {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 200;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 28px -8px rgba(0, 0, 0, 0.45);
  text-decoration: none;
  transition: transform var(--transition-base);
}

.whatsapp-float:hover {
  transform: scale(1.08);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
}

/* ---------- Reveal on scroll ---------- */

.js-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.js-reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .js-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}