/* ============================================
   Carunel Studio — Global Stylesheet
   ============================================ */

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

:root {
  /* Neutrals */
  --bg-primary: #FAF7F3;
  --bg-cream: #F5F0EB;
  --bg-blush: #F5EDE8;
  --bg-sand: #EDE6DC;
  --bg-white: #FFFFFF;

  /* Text */
  --text-primary: #4A433C;
  --text-secondary: #7A7269;
  --text-tertiary: #9E968D;
  --text-inverse: #FAF7F3;

  /* Accents */
  --accent-terracotta: #C4826D;
  --accent-terracotta-hover: #B3705C;
  --accent-sage: #8FA87A;
  --accent-sage-hover: #7E9669;
  --accent-blue: #8BA4B8;
  --accent-gold: #C8A84E;
  --accent-sand: #D9CEBC;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(74, 67, 60, 0.06);
  --shadow-md: 0 4px 12px rgba(74, 67, 60, 0.08);
  --shadow-lg: 0 8px 30px rgba(74, 67, 60, 0.10);

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 800px;
  --max-width-text: 640px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.25;
  font-weight: 400;
}

.serif {
  font-family: 'DM Serif Display', 'Georgia', serif;
}

h1 {
  font-family: 'DM Serif Display', 'Georgia', serif;
  font-size: clamp(2.6rem, 5.4vw, 4.2rem);
  letter-spacing: -0.025em;
  line-height: 1.02;
  color: var(--text-primary);
}

h2 {
  font-family: 'DM Serif Display', 'Georgia', serif;
  font-size: clamp(1.8rem, 3.4vw, 2.7rem);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 500;
}

h4 {
  font-size: 1.1rem;
  font-weight: 500;
}

p {
  color: var(--text-secondary);
  max-width: var(--max-width-text);
}

.text-sm {
  font-size: 0.875rem;
}

.text-lg {
  font-size: 1.125rem;
}

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

.text-tertiary {
  color: var(--text-tertiary);
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.section {
  padding: var(--space-3xl) 0;
}

.section--sm {
  padding: var(--space-xl) 0;
}

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

.section--blush {
  background-color: var(--bg-blush);
}

.section--sand {
  background-color: var(--bg-sand);
}

.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

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

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

/* --- Header / Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: rgba(250, 247, 243, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(74, 67, 60, 0.06);
  transition: background-color var(--transition-base);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.site-header__logo {
  display: flex;
  align-items: center;
  transition: opacity var(--transition-fast);
}

.site-header__logo:hover {
  opacity: 0.7;
}

.site-header__logo-img {
  height: 28px;
  width: auto;
  display: block;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.site-nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.site-nav__link:hover,
.site-nav__link--active {
  color: var(--text-primary);
}

.site-nav__link--muted {
  color: var(--text-tertiary);
  font-size: 0.85rem;
}
.site-nav__link--muted:hover {
  color: var(--text-primary);
}

.site-nav__link--active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--accent-terracotta);
  border-radius: 1px;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--text-primary);
  margin: 5px 0;
  border-radius: 1px;
  transition: var(--transition-fast);
}

/* --- Footer --- */
.site-footer {
  background-color: var(--bg-cream);
  border-top: 1px solid rgba(74, 67, 60, 0.06);
  padding: var(--space-xl) 0 var(--space-lg);
}

.site-footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.site-footer__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-xl);
}

.site-footer__brand {
  font-family: 'DM Serif Display', 'Georgia', serif;
  font-size: 1.15rem;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.site-footer__logo-img {
  height: 24px;
  width: auto;
  display: block;
  margin-bottom: var(--space-sm);
}

.site-footer__tagline {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  max-width: 280px;
}

.site-footer__links {
  display: flex;
  gap: var(--space-xl);
}

.site-footer__link-group h4 {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.site-footer__link-group a {
  display: block;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.55rem;
  transition: color var(--transition-fast);
}

.site-footer__link-group a:hover {
  color: var(--text-primary);
}

.site-footer__bottom {
  border-top: 1px solid rgba(74, 67, 60, 0.06);
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-footer__copyright {
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.6rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.925rem;
  font-weight: 500;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  line-height: 1;
}

.btn--primary {
  background-color: var(--accent-terracotta);
  color: var(--text-inverse);
}

.btn--primary:hover {
  background-color: var(--accent-terracotta-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background-color: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--accent-sand);
}

.btn--secondary:hover {
  border-color: var(--text-tertiary);
  transform: translateY(-1px);
}

.btn--sage {
  background-color: var(--accent-sage);
  color: var(--text-inverse);
}

.btn--sage:hover {
  background-color: var(--accent-sage-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--sm {
  padding: 0.6rem 1.4rem;
  font-size: 0.85rem;
}

.btn-group {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* --- Cards --- */
.card {
  background-color: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.card--flat {
  box-shadow: none;
  background-color: var(--bg-cream);
}

.card--flat:hover {
  box-shadow: var(--shadow-sm);
}

.card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.4rem;
}

.card__icon--terracotta {
  background-color: rgba(196, 130, 109, 0.12);
  color: var(--accent-terracotta);
}

.card__icon--sage {
  background-color: rgba(143, 168, 122, 0.12);
  color: var(--accent-sage);
}

.card__icon--blue {
  background-color: rgba(139, 164, 184, 0.12);
  color: var(--accent-blue);
}

.card__icon--gold {
  background-color: rgba(200, 168, 78, 0.12);
  color: var(--accent-gold);
}

.card__title {
  font-size: 1.15rem;
  font-weight: 500;
  margin-bottom: var(--space-xs);
  color: var(--text-primary);
}

.card__text {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --- Screenshot / Device Frame --- */
.device-frame {
  position: relative;
  background-color: var(--bg-cream);
  border-radius: var(--radius-xl);
  padding: 16px;
  box-shadow: var(--shadow-lg);
  max-width: 480px;
  margin: 0 auto;
}

.device-frame__screen {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--bg-cream);
}

.device-frame__screen img {
  width: 100%;
  height: auto;
  display: block;
}

.device-frame--sm {
  max-width: 360px;
  padding: 12px;
}

.device-frame--lg {
  max-width: 560px;
  padding: 20px;
}

/* --- Section Layouts --- */
.hero {
  padding-top: calc(72px + var(--space-3xl));
  padding-bottom: var(--space-3xl);
  position: relative;
  overflow: hidden;
}

.hero__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.hero__text {
  max-width: 540px;
}

.hero__text h1 {
  margin-bottom: var(--space-md);
}

.hero__text p {
  margin-bottom: var(--space-lg);
  font-size: 1.1rem;
  line-height: 1.8;
}

.hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

/* Section header */
.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-header h2 {
  margin-bottom: var(--space-sm);
}

.section-header p {
  margin: 0 auto;
  font-size: 1.05rem;
}

/* Feature row (alternating) */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.feature-row--reverse {
  direction: rtl;
}

.feature-row--reverse > * {
  direction: ltr;
}

.feature-row__text h3 {
  margin-bottom: var(--space-sm);
}

.feature-row__text p {
  font-size: 1rem;
  line-height: 1.7;
}

/* --- Decorative Elements --- */
.decor-circle {
  position: absolute;
  border-radius: 50%;
  opacity: 0.5;
  pointer-events: none;
}

.decor-circle--sage {
  background-color: rgba(143, 168, 122, 0.08);
}

.decor-circle--terracotta {
  background-color: rgba(196, 130, 109, 0.06);
}

.decor-circle--gold {
  background-color: rgba(200, 168, 78, 0.06);
}

.decor-circle--sand {
  background-color: rgba(217, 206, 188, 0.3);
}

/* Bead-inspired dots */
.bead-dots {
  display: flex;
  gap: 8px;
  align-items: center;
}

.bead-dots__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.bead-dots__dot--gold {
  background-color: var(--accent-gold);
  opacity: 0.5;
}

.bead-dots__dot--sage {
  background-color: var(--accent-sage);
  opacity: 0.5;
}

.bead-dots__dot--terracotta {
  background-color: var(--accent-terracotta);
  opacity: 0.4;
}

/* Divider */
.divider {
  width: 40px;
  height: 2px;
  background-color: var(--accent-sand);
  border-radius: 1px;
  margin: var(--space-md) 0;
}

.divider--center {
  margin-left: auto;
  margin-right: auto;
}

/* --- Product Card (Products page) --- */
.product-card {
  background-color: var(--bg-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.product-card__image {
  background-color: var(--bg-blush);
  padding: var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 240px;
}

.product-card__image img {
  max-height: 120px;
  width: auto;
}

.product-card__body {
  padding: var(--space-lg);
}

.product-card__title {
  font-family: 'DM Serif Display', 'Georgia', serif;
  font-size: 1.4rem;
  margin-bottom: var(--space-xs);
}

.product-card__desc {
  font-size: 0.925rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.product-card__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-sage);
  background-color: rgba(143, 168, 122, 0.1);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-sm);
}

/* Coming soon placeholder card */
.product-card--placeholder {
  border: 2px dashed var(--accent-sand);
  background-color: transparent;
  box-shadow: none;
}

.product-card--placeholder:hover {
  transform: none;
  box-shadow: none;
}

.product-card--placeholder .product-card__image {
  background-color: var(--bg-cream);
}

/* --- Legal Pages --- */
.legal-page {
  padding-top: calc(72px + var(--space-xl));
  padding-bottom: var(--space-3xl);
}

.legal-page h1 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-bottom: var(--space-xs);
}

.legal-page__meta {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  margin-bottom: var(--space-xl);
}

.legal-page__content h2 {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.legal-page__content p {
  margin-bottom: var(--space-sm);
  font-size: 0.95rem;
  line-height: 1.8;
  max-width: none;
}

.legal-page__content ul {
  margin-bottom: var(--space-sm);
  padding-left: var(--space-md);
}

.legal-page__content ul li {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-xs);
  position: relative;
  padding-left: var(--space-sm);
}

.legal-page__content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--accent-sand);
}

/* --- Contact --- */
.contact-card {
  background-color: var(--bg-white);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  max-width: 560px;
}

.contact-card__label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  margin-bottom: var(--space-xs);
}

.contact-card__email {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--accent-terracotta);
}

.contact-card__email:hover {
  text-decoration: underline;
}

/* --- Scroll Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.reveal-stagger > .reveal:nth-child(1) { transition-delay: 0s; }
.reveal-stagger > .reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger > .reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal-stagger > .reveal:nth-child(4) { transition-delay: 0.3s; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .site-nav {
    gap: var(--space-md);
  }
  .site-footer__links {
    gap: var(--space-lg);
  }
}

@media (max-width: 768px) {
  :root {
    --space-3xl: 5rem;
    --space-2xl: 4rem;
  }

  .site-nav {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background-color: var(--bg-primary);
    flex-direction: column;
    padding: var(--space-lg);
    gap: var(--space-md);
    border-bottom: 1px solid rgba(74, 67, 60, 0.08);
    box-shadow: var(--shadow-md);
  }

  .site-nav--open {
    display: flex;
  }

  .site-nav__link--active::after {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .hero__content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__text {
    max-width: 100%;
  }

  .hero__text .btn-group {
    justify-content: center;
  }

  .hero__visual {
    order: -1;
    margin-bottom: var(--space-md);
  }

  .grid--2,
  .grid--3 {
    grid-template-columns: 1fr;
  }

  .feature-row {
    grid-template-columns: 1fr;
  }

  .feature-row--reverse {
    direction: ltr;
  }

  .feature-row__visual {
    order: -1;
  }

  .section-header {
    text-align: left;
  }

  .section-header p {
    margin: 0;
  }

  .site-footer__top {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .site-footer__links {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .site-footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

  .divider--center {
    margin-left: 0;
  }
}

@media (max-width: 480px) {
  :root {
    --space-lg: 1.5rem;
    --space-3xl: 3.5rem;
  }

  .container {
    padding: 0 var(--space-sm);
  }

  h1 {
    font-size: 1.8rem;
  }

  .device-frame {
    padding: 10px;
  }

  .btn-group {
    flex-direction: column;
    width: 100%;
  }

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

/* --- Accessibility --- */
*:focus-visible {
  outline: 2px solid var(--accent-terracotta);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  background-color: var(--accent-terracotta);
  color: var(--text-inverse);
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  z-index: 200;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: var(--space-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* --- Shared Product Page Components --- */
.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  flex-shrink: 0;
}

.feature-icon--sage { background-color: rgba(143, 168, 122, 0.15); color: var(--accent-sage); }
.feature-icon--terracotta { background-color: rgba(196, 130, 109, 0.12); color: var(--accent-terracotta); }
.feature-icon--blue { background-color: rgba(139, 164, 184, 0.15); color: var(--accent-blue); }
.feature-icon--gold { background-color: rgba(200, 168, 78, 0.12); color: var(--accent-gold); }

.feature-list-item {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  padding: var(--space-md) 0;
}

.feature-list-item + .feature-list-item {
  border-top: 1px solid rgba(74, 67, 60, 0.06);
}

.privacy-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background-color: rgba(143, 168, 122, 0.1);
  color: var(--accent-sage);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-lg);
}

.privacy-badge svg {
  width: 16px;
  height: 16px;
}

/* --- Mono label --- */
.label-mono {
  font-family: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  font-weight: 500;
}

.num-mark {
  font-family: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--accent-terracotta);
  font-weight: 500;
  display: inline-block;
  margin-bottom: var(--space-sm);
}

/* --- Utility --- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }