/* =================================================================
   Design System Core
   Dra. Anna Nogueira · Ortopedia & Dor Crônica
   -----------------------------------------------------------------
   Aesthetic: warm earthy neutrals, editorial serif + clean sans,
   gentle reveal motion, liquid/grain texture, magnetic interactions.
   (CSS architecture & motion adapted from Showit + Squarespace
    reference builds, fully re-authored with original class names.)
   ================================================================= */

/* -----------------------------------------------------------------
   1. DESIGN TOKENS
   ----------------------------------------------------------------- */
:root {
  /* ---- Color: raw palette ---- */
  --c-linen:      #F5F1EA;   /* hsl(40 38% 94%)  · page base          */
  --c-cream:      #EBE5DA;   /* hsl(38 33% 89%)  · raised surface     */
  --c-sand:       #DAD0C0;   /* hsl(36 28% 80%)  · borders / fills    */
  --c-taupe:      #B3A892;   /* hsl(40 19% 64%)  · muted text / line  */
  --c-stone:      #6B6155;   /* hsl(30 9% 38%)   · secondary text AA  */
  --c-clay:       #9A6E5C;   /* hsl(17 25% 48%)  · PRIMARY brand brown*/
  --c-clay-deep:  #7A5547;   /* hsl(15 26% 38%)  · primary pressed    */
  --c-cacao:      #4A3A33;   /* hsl(17 18% 24%)  · deep accent        */
  --c-sage:       #7E8576;   /* hsl(95  6% 49%)  · decorative green   */
  --c-ink:        #1F1B18;   /* hsl(24 12%  11%) · headings / text    */
  --c-white:      #FFFFFF;

  /* ---- Color: semantic roles ---- */
  --color-bg:            var(--c-linen);
  --color-bg-raised:     var(--c-cream);
  --color-surface:       var(--c-white);
  --color-text:          var(--c-ink);
  --color-text-soft:     var(--c-stone);
  --color-text-invert:   var(--c-linen);
  --color-primary:       var(--c-clay);
  --color-primary-hover: var(--c-clay-deep);
  --color-secondary:     var(--c-cacao);
  --color-accent:        var(--c-sage);
  --color-neutral:       var(--c-taupe);
  --color-border:        rgba(31, 27, 24, 0.14);
  --color-border-strong: rgba(31, 27, 24, 0.30);
  --color-line:          var(--c-sand);

  /* ---- Feedback ---- */
  --color-success: #5F7355;
  --color-warning: #B98A3E;
  --color-danger:  #A8503F;
  --color-info:    #5B6E76;

  /* ---- Opacity ramp (apply over --c-ink) ---- */
  --o-04: rgba(31,27,24,.04);
  --o-08: rgba(31,27,24,.08);
  --o-12: rgba(31,27,24,.12);
  --o-24: rgba(31,27,24,.24);
  --o-40: rgba(31,27,24,.40);
  --o-64: rgba(31,27,24,.64);

  /* ---- Gradients ---- */
  --grad-warm:   linear-gradient(135deg, #EFE9DF 0%, #DBCDBC 100%);
  --grad-clay:   linear-gradient(135deg, #A9785F 0%, #7A5547 100%);
  --grad-cacao:  linear-gradient(160deg, #4A3A33 0%, #211B17 100%);
  --grad-sheen:  linear-gradient(110deg, transparent 30%, rgba(255,255,255,.45) 50%, transparent 70%);
  --grad-veil:   linear-gradient(180deg, rgba(31,27,24,0) 0%, rgba(31,27,24,.55) 100%);

  /* ---- Typography ---- */
  --font-display: "Cormorant Garamond", "Times New Roman", Georgia, serif;
  --font-body:    "DM Sans", -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-mono:    "DM Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  /* fluid type scale (clamp: min, fluid, max) */
  --fs-display: clamp(3.5rem, 9vw, 8.5rem);
  --fs-h1:      clamp(2.75rem, 6vw, 5.5rem);
  --fs-h2:      clamp(2.1rem, 4.4vw, 3.6rem);
  --fs-h3:      clamp(1.6rem, 3vw, 2.4rem);
  --fs-h4:      clamp(1.3rem, 2.2vw, 1.7rem);
  --fs-h5:      1.25rem;
  --fs-h6:      1.05rem;
  --fs-body-lg: 1.18rem;
  --fs-body:    1rem;
  --fs-body-sm: 0.9rem;
  --fs-caption: 0.78rem;
  --fs-label:   0.72rem;

  /* ---- Spacing scale (8pt) ---- */
  --sp-1: .25rem;  --sp-2: .5rem;  --sp-3: .75rem; --sp-4: 1rem;
  --sp-5: 1.5rem;  --sp-6: 2rem;   --sp-7: 3rem;   --sp-8: 4rem;
  --sp-9: 6rem;    --sp-10: 8rem;

  /* ---- Radius ---- */
  --r-xs: 4px; --r-sm: 8px; --r-md: 14px; --r-lg: 22px; --r-xl: 34px;
  --r-pill: 999px;

  /* ---- Elevation ---- */
  --sh-1: 0 1px 2px rgba(31,27,24,.06), 0 2px 8px rgba(31,27,24,.05);
  --sh-2: 0 6px 18px rgba(31,27,24,.08), 0 2px 6px rgba(31,27,24,.06);
  --sh-3: 0 18px 50px rgba(31,27,24,.16), 0 8px 18px rgba(31,27,24,.10);
  --sh-glow: 0 10px 40px rgba(154,110,92,.35);

  /* ---- Motion ---- */
  --ease-out:   cubic-bezier(.16,.84,.34,1);
  --ease-soft:  cubic-bezier(.4,0,.2,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
  --t-fast: .25s;
  --t-base: .5s;
  --t-slow: .9s;

  /* ---- Layout ---- */
  --maxw: 1440px;
  --gutter: clamp(1.25rem, 5vw, 5rem);
}

/* -----------------------------------------------------------------
   2. RESET & BASE
   ----------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
::selection { background: var(--c-clay); color: var(--c-linen); }

/* film-grain veil (applied to body via JS or .has-grain) */
.has-grain::after {
  content: ""; position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  opacity: .045; mix-blend-mode: multiply;
  background-image: var(--grain-url);
  animation: none;
}

/* -----------------------------------------------------------------
   3. TYPOGRAPHY ROLES
   ----------------------------------------------------------------- */
.display, h1.display {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--fs-display);
  line-height: .94;
  letter-spacing: -.01em;
  color: var(--color-text);
}
h1, .h1 { font-family: var(--font-display); font-weight: 500; font-size: var(--fs-h1); line-height: 1.02; letter-spacing: -.01em; }
h2, .h2 { font-family: var(--font-display); font-weight: 500; font-size: var(--fs-h2); line-height: 1.08; letter-spacing: 0; }
h3, .h3 { font-family: var(--font-display); font-weight: 500; font-size: var(--fs-h3); line-height: 1.15; }
h4, .h4 { font-family: var(--font-display); font-weight: 600; font-size: var(--fs-h4); line-height: 1.2; }
h5, .h5 { font-family: var(--font-body);    font-weight: 600; font-size: var(--fs-h5); line-height: 1.3; letter-spacing: -.01em; }
h6, .h6 { font-family: var(--font-body);    font-weight: 600; font-size: var(--fs-h6); line-height: 1.4; }

.display em, h1 em, h2 em, h3 em {
  font-style: italic; font-weight: 400; color: var(--color-primary);
}

.body-lg { font-size: var(--fs-body-lg); line-height: 1.7; }
.body    { font-size: var(--fs-body);    line-height: 1.65; }
.body-sm { font-size: var(--fs-body-sm); line-height: 1.55; color: var(--color-text-soft); }
.caption { font-size: var(--fs-caption); line-height: 1.4; color: var(--color-text-soft); }

.label, .eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .28em;
  color: var(--color-text-soft);
}
.eyebrow { display: inline-flex; align-items: center; gap: var(--sp-3); }
.eyebrow::before {
  content: ""; width: 34px; height: 1px; background: var(--color-primary);
  display: inline-block;
}
.helper { font-size: var(--fs-caption); color: var(--color-text-soft); letter-spacing: .01em; }
.serif-accent { font-family: var(--font-display); font-style: italic; font-weight: 400; color: var(--color-primary); }

/* -----------------------------------------------------------------
   4. LAYOUT HELPERS
   ----------------------------------------------------------------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { position: relative; padding-block: clamp(4rem, 11vw, 9rem); }
.section--tight { padding-block: clamp(3rem, 7vw, 5rem); }
.stack > * + * { margin-top: var(--sp-4); }
.grid { display: grid; gap: var(--sp-6); }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }
.flex { display: flex; gap: var(--sp-4); }
.flex-center { display: flex; align-items: center; justify-content: center; }
.between { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); }
@media (max-width: 860px) {
  .cols-2, .cols-3, .cols-4 { grid-template-columns: 1fr; }
  .cols-3.keep-2, .cols-4.keep-2 { grid-template-columns: 1fr 1fr; }
}

/* divider (re-author of reference 1px svg rule) */
.rule { height: 1px; width: 100%; background: var(--color-line); border: 0; }
.rule--center { width: 56px; height: 2px; background: var(--color-primary); margin-inline: auto; border-radius: 2px; }

/* -----------------------------------------------------------------
   5. BUTTONS
   ----------------------------------------------------------------- */
.btn {
  --btn-bg: var(--color-primary);
  --btn-fg: var(--c-linen);
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  padding: .95em 1.7em;
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--btn-fg);
  background: var(--btn-bg);
  border: 1.5px solid var(--btn-bg);
  border-radius: var(--r-pill);
  cursor: pointer;
  overflow: hidden;
  isolation: isolate;
  transition: color var(--t-base) var(--ease-soft),
              background var(--t-base) var(--ease-soft),
              border-color var(--t-base) var(--ease-soft),
              transform var(--t-fast) var(--ease-out),
              box-shadow var(--t-base) var(--ease-soft);
  will-change: transform;
}
/* sliding fill on hover */
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--color-secondary);
  transform: translateY(101%);
  transition: transform var(--t-base) var(--ease-out);
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--sh-glow); border-color: var(--color-secondary); }
.btn:hover::before { transform: translateY(0); }
.btn:active { transform: translateY(0) scale(.98); }
.btn:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; }

.btn--secondary {
  --btn-bg: transparent; --btn-fg: var(--color-text);
  border-color: var(--color-border-strong);
}
.btn--secondary::before { background: var(--color-text); }
.btn--secondary:hover { color: var(--c-linen); border-color: var(--color-text); }

.btn--ghost { --btn-bg: transparent; --btn-fg: var(--color-text); border-color: transparent; }
.btn--ghost::before { background: var(--o-08); }
.btn--ghost:hover { color: var(--color-text); box-shadow: none; }

.btn--on-dark { --btn-bg: var(--c-linen); --btn-fg: var(--c-ink); }
.btn--on-dark::before { background: var(--c-clay); }
.btn--on-dark:hover { color: var(--c-linen); border-color: var(--c-clay); }

/* shine sweep variant */
.btn--shine::after {
  content: ""; position: absolute; inset: 0; background: var(--grad-sheen);
  transform: translateX(-120%); transition: transform .8s var(--ease-out);
}
.btn--shine:hover::after { transform: translateX(120%); }

.btn--sm { padding: .65em 1.2em; }
.btn--lg { padding: 1.15em 2.3em; font-size: var(--fs-caption); }
.btn--block { display: flex; width: 100%; }
.btn[disabled], .btn.is-disabled { opacity: .45; pointer-events: none; }

.btn .ico { width: 1.05em; height: 1.05em; transition: transform var(--t-base) var(--ease-spring); }
.btn:hover .ico--arrow { transform: translateX(4px); }

/* -----------------------------------------------------------------
   6. FORM FIELDS
   ----------------------------------------------------------------- */
.field { position: relative; display: flex; flex-direction: column; gap: var(--sp-2); }
.field > label { font-size: var(--fs-label); letter-spacing: .14em; text-transform: uppercase; color: var(--color-text-soft); }
.input, .textarea, .select {
  width: 100%;
  padding: .9em 1.1em;
  font-size: var(--fs-body-sm);
  background: var(--color-surface);
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
  border-radius: var(--r-md);
  transition: border-color var(--t-base) var(--ease-soft),
              box-shadow var(--t-base) var(--ease-soft),
              background var(--t-base) var(--ease-soft);
}
.textarea { min-height: 130px; resize: vertical; }
.input::placeholder, .textarea::placeholder { color: var(--o-40); }
.input:hover, .textarea:hover, .select:hover { border-color: var(--color-border-strong); }
.input:focus, .textarea:focus, .select:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(154,110,92,.14);
}
.field--error .input { border-color: var(--color-danger); }
.field--error .helper { color: var(--color-danger); }
.field[disabled], .input[disabled] { opacity: .5; pointer-events: none; }

/* floating label variant */
.field--float { padding-top: .2rem; }
.field--float .input { padding-top: 1.4em; padding-bottom: .5em; }
.field--float label {
  position: absolute; left: 1.1em; top: 1.1em; pointer-events: none;
  text-transform: none; letter-spacing: 0; font-size: var(--fs-body-sm);
  color: var(--o-40); transition: all var(--t-fast) var(--ease-out);
}
.field--float .input:focus + label,
.field--float .input:not(:placeholder-shown) + label {
  top: .5em; font-size: var(--fs-label); letter-spacing: .12em;
  text-transform: uppercase; color: var(--color-primary);
}

/* checkbox / switch */
.switch { position: relative; width: 46px; height: 26px; border-radius: var(--r-pill);
  background: var(--color-line); cursor: pointer; transition: background var(--t-base) var(--ease-soft); }
.switch::after { content:""; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px;
  border-radius: 50%; background: var(--color-surface); box-shadow: var(--sh-1);
  transition: transform var(--t-base) var(--ease-spring); }
.switch.is-on { background: var(--color-primary); }
.switch.is-on::after { transform: translateX(20px); }

/* -----------------------------------------------------------------
   7. CARDS
   ----------------------------------------------------------------- */
.card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
  overflow: hidden;
  transition: transform var(--t-base) var(--ease-out),
              box-shadow var(--t-base) var(--ease-soft),
              border-color var(--t-base) var(--ease-soft);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--sh-3); border-color: transparent; }
/* accent wash that grows on hover */
.card::before {
  content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 100%;
  background: var(--grad-clay); transform: scaleX(0); transform-origin: left;
  transition: transform var(--t-slow) var(--ease-out);
}
.card:hover::before { transform: scaleX(1); }
.card__icon {
  width: 54px; height: 54px; border-radius: var(--r-md);
  display: grid; place-items: center; margin-bottom: var(--sp-4);
  background: var(--grad-warm); color: var(--color-primary);
  transition: transform var(--t-base) var(--ease-spring);
}
.card:hover .card__icon { transform: rotate(-6deg) scale(1.08); }
.card__title { font-family: var(--font-display); font-size: var(--fs-h4); margin-bottom: var(--sp-2); }

/* media card */
.card--media { padding: 0; }
.card--media .card__media { aspect-ratio: 4/5; overflow: hidden; }
.card--media .card__media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 1.1s var(--ease-out), filter var(--t-slow) var(--ease-soft);
  filter: saturate(.92) contrast(1.02);
}
.card--media:hover .card__media img { transform: scale(1.06); filter: saturate(1.05); }
.card--media .card__body { padding: var(--sp-5); }

/* glass card (on dark/photo) */
.card--glass {
  background: rgba(245,241,234,.10);
  border: 1px solid rgba(245,241,234,.22);
  backdrop-filter: blur(14px) saturate(120%);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
  color: var(--c-linen);
}

/* -----------------------------------------------------------------
   8. NAVBAR
   ----------------------------------------------------------------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--sp-4) var(--gutter);
  transition: background var(--t-base) var(--ease-soft),
              box-shadow var(--t-base) var(--ease-soft),
              padding var(--t-base) var(--ease-soft);
}
.nav.is-stuck {
  background: rgba(245,241,234,.82);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  box-shadow: 0 1px 0 var(--color-border);
  padding-block: var(--sp-3);
}
.nav__brand { display: flex; align-items: center; line-height: 0; }
.nav__logo { height: 38px; width: auto; display: block; }
.nav__menu { display: flex; align-items: center; gap: var(--sp-6); list-style: none; }
.nav__link {
  position: relative; font-size: var(--fs-body-sm); letter-spacing: .04em; padding-block: .25em;
  transition: color var(--t-base) var(--ease-soft);
}
.nav__link::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 1px;
  background: var(--color-primary); transform: scaleX(0); transform-origin: right;
  transition: transform var(--t-base) var(--ease-out);
}
.nav__link:hover { color: var(--color-primary); }
.nav__link:hover::after { transform: scaleX(1); transform-origin: left; }
.nav__burger { display: none; width: 34px; height: 34px; cursor: pointer; background: none; border: 0; }
.nav__burger span { display: block; width: 24px; height: 2px; background: var(--color-text); margin: 5px auto;
  transition: transform var(--t-fast) var(--ease-out), opacity var(--t-fast); }
.nav.is-open .nav__burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.is-open .nav__burger span:nth-child(2) { opacity: 0; }
.nav.is-open .nav__burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav__burger { display: block; }
  .nav__menu {
    position: fixed; inset: 0; flex-direction: column; justify-content: center;
    background: var(--color-bg-raised); gap: var(--sp-6); font-size: 1.4rem;
    transform: translateY(-100%); transition: transform var(--t-base) var(--ease-out);
  }
  .nav.is-open .nav__menu { transform: translateY(0); }
}

/* MEGA MENU */
.nav__item--mega { position: relative; }
.nav__item--mega > .nav__link { display: flex; align-items: center; gap: .35em; }
.nav__item--mega > .nav__link::before { content: ""; display:none; }
.nav__item--mega > .nav__link svg { width:.65em; height:.65em; transition: transform .18s var(--ease-soft); }
.nav__item--mega:hover > .nav__link svg { transform: rotate(180deg); }
.mega {
  position: absolute; top: 100%; left: 50%; padding-top: .75rem;
  transform: translateX(-50%) translateY(6px);
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--r-xl); box-shadow: var(--sh-3);
  padding: var(--sp-4); width: 500px;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .18s var(--ease-soft), transform .18s var(--ease-soft), visibility 0s .18s;
}
.nav__item--mega:hover .mega,
.nav__item--mega:focus-within .mega {
  opacity: 1; visibility: visible; pointer-events: all; transform: translateX(-50%) translateY(0);
  transition: opacity .18s var(--ease-soft), transform .18s var(--ease-soft), visibility 0s;
}
.mega__grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-3); }
.mega__card {
  display: flex; flex-direction: column; gap: var(--sp-1);
  padding: var(--sp-4); border-radius: var(--r-lg);
  text-decoration: none; color: inherit;
  border: 1px solid transparent;
  transition: background var(--t-base) var(--ease-soft), border-color var(--t-base) var(--ease-soft);
}
.mega__card:hover { background: var(--c-cream); border-color: var(--color-border); }
.mega__card-num { font-family: var(--font-display); font-size: .78rem; color: var(--color-primary); font-weight: 600; letter-spacing: .12em; }
.mega__card strong { font-family: var(--font-display); font-size: var(--fs-h4); font-weight: 600; line-height: 1.2; display: block; }
.mega__card span { font-size: var(--fs-caption); color: var(--color-text-soft); }
@media (max-width: 860px) { .mega { display: none; } }

/* -----------------------------------------------------------------
   9. BADGES / PILLS / CHIPS
   ----------------------------------------------------------------- */
.badge {
  display: inline-flex; align-items: center; gap: .4em;
  padding: .4em .9em; border-radius: var(--r-pill);
  font-size: var(--fs-label); font-weight: 500; letter-spacing: .12em; text-transform: uppercase;
  background: var(--o-08); color: var(--color-text);
}
.badge--primary { background: rgba(154,110,92,.16); color: var(--color-clay, var(--c-clay-deep)); }
.badge--accent  { background: rgba(126,133,118,.18); color: var(--c-sage); }
.badge--success { background: rgba(95,115,85,.16); color: var(--color-success); }
.badge--warning { background: rgba(185,138,62,.18); color: var(--color-warning); }
.badge--danger  { background: rgba(168,80,63,.16); color: var(--color-danger); }
.badge--dot::before { content:""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

.chip {
  display: inline-flex; align-items: center; gap: .5em;
  padding: .55em 1.1em; border-radius: var(--r-pill);
  border: 1px solid var(--color-border); background: var(--color-surface);
  font-size: var(--fs-body-sm);
  transition: all var(--t-base) var(--ease-soft);
  cursor: default;
}
.chip:hover { border-color: var(--color-primary); color: var(--color-primary); transform: translateY(-2px); }

/* -----------------------------------------------------------------
   10. TOOLTIP
   ----------------------------------------------------------------- */
.tip { position: relative; display: inline-flex; }
.tip__bubble {
  position: absolute; bottom: calc(100% + 10px); left: 50%;
  transform: translateX(-50%) translateY(6px); white-space: nowrap;
  background: var(--color-ink, var(--c-ink)); color: var(--c-linen);
  padding: .5em .85em; border-radius: var(--r-sm);
  font-size: var(--fs-caption); letter-spacing: .02em;
  opacity: 0; pointer-events: none; box-shadow: var(--sh-2);
  transition: opacity var(--t-fast) var(--ease-out), transform var(--t-fast) var(--ease-out);
}
.tip__bubble::after {
  content: ""; position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
  border: 6px solid transparent; border-top-color: var(--c-ink);
}
.tip:hover .tip__bubble { opacity: 1; transform: translateX(-50%) translateY(0); }

/* -----------------------------------------------------------------
   11. MODAL
   ----------------------------------------------------------------- */
.modal-overlay {
  position: fixed; inset: 0; z-index: 500; display: grid; place-items: center;
  background: rgba(31,27,24,.45); backdrop-filter: blur(6px);
  opacity: 0; visibility: hidden; transition: opacity var(--t-base) var(--ease-soft), visibility var(--t-base);
}
.modal-overlay.is-open { opacity: 1; visibility: visible; }
.modal {
  width: min(520px, 92vw); background: var(--color-bg-raised);
  border-radius: var(--r-xl); padding: var(--sp-7);
  box-shadow: var(--sh-3); transform: translateY(24px) scale(.96);
  transition: transform var(--t-base) var(--ease-spring);
  position: relative; max-height: 88vh; overflow: auto;
}
.modal-overlay.is-open .modal { transform: translateY(0) scale(1); }
.modal__close {
  position: absolute; top: var(--sp-4); right: var(--sp-4);
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--color-border);
  background: transparent; cursor: pointer; display: grid; place-items: center;
  transition: all var(--t-base) var(--ease-soft);
}
.modal__close:hover { background: var(--color-text); color: var(--c-linen); transform: rotate(90deg); }

/* -----------------------------------------------------------------
   12. ACCORDION (FAQ)
   ----------------------------------------------------------------- */
.acc { border-top: 1px solid var(--color-border); }
.acc__item { border-bottom: 1px solid var(--color-border); }
.acc__head {
  width: 100%; text-align: left; background: none; border: 0; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4);
  padding: var(--sp-5) 0; font-family: var(--font-display); font-size: var(--fs-h4);
  transition: color var(--t-base) var(--ease-soft);
}
.acc__head:hover { color: var(--color-primary); }
.acc__sign { flex: none; width: 28px; height: 28px; position: relative; }
.acc__sign::before, .acc__sign::after {
  content:""; position: absolute; inset: 50% 0 auto 0; height: 2px; background: currentColor;
  transition: transform var(--t-base) var(--ease-out);
}
.acc__sign::after { transform: rotate(90deg); }
.acc__item.is-open .acc__sign::after { transform: rotate(0); }
.acc__panel { overflow: hidden; max-height: 0; transition: max-height var(--t-slow) var(--ease-out); }
.acc__panel-inner { padding-bottom: var(--sp-5); color: var(--color-text-soft); max-width: 60ch; }

/* -----------------------------------------------------------------
   13. MARQUEE
   ----------------------------------------------------------------- */
.marquee { overflow: hidden; width: 100%;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee__track { display: inline-flex; gap: var(--sp-6); white-space: nowrap; will-change: transform;
  animation: marquee-run 30s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item { font-family: var(--font-display); font-style: italic; font-size: clamp(1.6rem,4vw,3rem); color: var(--color-text-soft); }
.marquee__item::after { content: "·"; margin-left: var(--sp-6); color: var(--color-primary); font-style: normal; }

/* -----------------------------------------------------------------
   14. SWATCHES / DOCS UTILITIES (design-system page)
   ----------------------------------------------------------------- */
.swatch { border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--color-border); background: var(--color-surface); }
.swatch__chip { height: 96px; }
.swatch__meta { padding: var(--sp-3) var(--sp-4); }
.swatch__name { font-weight: 600; font-size: var(--fs-body-sm); }
.swatch__val { font-family: var(--font-mono); font-size: var(--fs-caption); color: var(--color-text-soft); }
.spec { display: grid; grid-template-columns: 140px 1fr; gap: var(--sp-2) var(--sp-5); font-size: var(--fs-body-sm); }
.spec dt { color: var(--color-text-soft); }
.spec dd { font-family: var(--font-mono); font-size: var(--fs-caption); }
.tile { padding: var(--sp-6); border: 1px dashed var(--color-border-strong); border-radius: var(--r-lg);
  display: flex; flex-wrap: wrap; gap: var(--sp-4); align-items: center; background: var(--o-04); }
.tile--dark { background: var(--grad-cacao); color: var(--c-linen); border: 0; }

/* -----------------------------------------------------------------
   15. REVEAL & MOTION PRIMITIVES (renamed from reference fade/slide)
   ----------------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal--left  { transform: translateX(-46px); }
.reveal--right { transform: translateX(46px); }
.reveal--scale { transform: scale(.92); }
.reveal--blur  { filter: blur(12px); }
.reveal--blur.is-in { filter: blur(0); }
/* stagger via inline --i index */
.reveal[style*="--i"] { transition-delay: calc(var(--i) * .09s); }

/* clip-up word reveal for hero */
.word-rise { display: inline-block; overflow: hidden; vertical-align: bottom; }
.word-rise > span { display: inline-block; transform: translateY(110%); transition: transform 1s var(--ease-out); }
.is-in .word-rise > span, .word-rise.is-in > span { transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; filter: none; }
  .word-rise > span { transform: none; }
}

/* -----------------------------------------------------------------
   16. KEYFRAMES
   ----------------------------------------------------------------- */
@keyframes rise   { from { opacity: 0; transform: translateY(40px); } to { opacity: 1; transform: none; } }
@keyframes glide  { from { opacity: 0; transform: translateX(-40px); } to { opacity: 1; transform: none; } }
@keyframes bloom  { from { opacity: 0; transform: scale(.9); } to { opacity: 1; transform: scale(1); } }
@keyframes drift  {
  0%   { transform: translate(0,0) scale(1); }
  33%  { transform: translate(4%, -6%) scale(1.08); }
  66%  { transform: translate(-5%, 4%) scale(.96); }
  100% { transform: translate(0,0) scale(1); }
}
@keyframes spin-slow { to { transform: rotate(360deg); } }
@keyframes lens-spin { to { transform: rotate(-360deg); } }
@keyframes float-y { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
@keyframes pulse-ring {
  0%   { transform: scale(.85); opacity: .7; }
  70%  { transform: scale(1.25); opacity: 0; }
  100% { opacity: 0; }
}
@keyframes marquee-run { to { transform: translateX(-50%); } }
@keyframes grain-shift {
  0%{transform:translate(0,0)} 20%{transform:translate(-5%,5%)} 40%{transform:translate(3%,-7%)}
  60%{transform:translate(-7%,2%)} 80%{transform:translate(6%,4%)} 100%{transform:translate(0,0)}
}
@keyframes sheen-sweep { to { transform: translateX(120%); } }
@keyframes scroll-cue { 0%{transform:translateY(0);opacity:1} 70%{transform:translateY(14px);opacity:0} 100%{opacity:0} }

/* -----------------------------------------------------------------
   17. DECOR / BACKGROUND ATMOSPHERE
   ----------------------------------------------------------------- */
.atmos { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; }
.atmos__blob {
  position: absolute; border-radius: 50%; filter: blur(60px); opacity: .5;
  animation: drift 22s var(--ease-soft) infinite;
}
.atmos__blob--1 { width: 46vw; height: 46vw; left: -10vw; top: -8vw; background: radial-gradient(circle, #C9A98F, transparent 70%); }
.atmos__blob--2 { width: 38vw; height: 38vw; right: -8vw; top: 18vh; background: radial-gradient(circle, #9BA08E, transparent 70%); animation-duration: 28s; animation-direction: reverse; }
.atmos__blob--3 { width: 30vw; height: 30vw; left: 28vw; bottom: -12vw; background: radial-gradient(circle, #D8C4B0, transparent 70%); animation-duration: 34s; }

/* concentric "refracted" rings decoration (CSS re-author of WebGL refracted-circles) */
.rings { position: absolute; width: 340px; height: 340px; pointer-events: none; }
.rings span { position: absolute; inset: 0; border: 1px solid var(--color-primary); border-radius: 50%; opacity: .25; }
.rings span:nth-child(2){ inset: 12%; opacity:.2;} .rings span:nth-child(3){ inset:24%; opacity:.16;}
.rings span:nth-child(4){ inset: 36%; opacity:.12;} .rings span:nth-child(5){ inset:48%; opacity:.08;}
.rings--spin { animation: spin-slow 40s linear infinite; }

.section-line { position: relative; }
.section-line::before {
  content:""; position: absolute; left: var(--gutter); right: var(--gutter); top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-line) 20%, var(--color-line) 80%, transparent);
}

footer.site-foot { background: var(--grad-cacao); color: var(--color-text-invert); }
footer.site-foot a:hover { color: var(--c-taupe); }

/* =====================================================
   HERO — split: texto esquerda | foto direita
   Usado em home.html e todas as páginas de tratamento.
   ===================================================== */
h1.eyebrow, h2.eyebrow, h3.eyebrow { font-size: var(--fs-label); font-weight: 500; margin: 0; line-height: inherit; }

.card-num {
  position: absolute; right: .5rem; top: -.25rem;
  font-family: var(--font-display); font-size: 5rem; font-weight: 700;
  color: rgba(154,110,92,.055); line-height: 1;
  pointer-events: none; user-select: none; letter-spacing: -.05em;
}

.hero {
  position: relative;
  height: 95svh; min-height: min(95svh, 560px);
  display: grid; grid-template-columns: 1fr 1fr;
  overflow: hidden;
  background: radial-gradient(120% 90% at -10% 110%, #E4DAC9 0%, transparent 60%), var(--c-linen);
}
.hero__copy {
  position: relative; z-index: 2;
  display: flex; flex-direction: column; justify-content: center;
  padding: clamp(7rem,14vh,11rem) clamp(2rem,5vw,5rem) clamp(4rem,8vh,6rem) clamp(2rem,7vw,7rem);
}
.hero__title {
  font-family: var(--font-display); font-weight: 500;
  font-size: var(--fs-display); line-height: .9; letter-spacing: -.015em;
  margin: var(--sp-5) 0;
}
.hero__title .line { display: block; }
.hero__title em { font-style: italic; font-weight: 400; color: var(--color-primary); }
.hero__lead { max-width: 42ch; color: var(--color-text-soft); font-size: var(--fs-body-lg); margin-bottom: var(--sp-6); }
.hero__cta { display: flex; flex-wrap: wrap; gap: var(--sp-4); align-items: center; }
.hero__stats { display: flex; gap: var(--sp-6); margin-top: var(--sp-8); flex-wrap: wrap; }
.hero__stat b { font-family: var(--font-display); font-size: clamp(1.8rem,3vw,2.6rem); display: block; line-height: 1; }
.hero__stat span { font-size: var(--fs-label); letter-spacing: .2em; text-transform: uppercase; color: var(--color-text-soft); }
.hero__panel { position: relative; overflow: hidden; }
.hero__panel::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(100deg, var(--c-linen) 0%, transparent 18%),
              linear-gradient(180deg, rgba(31,27,24,.18) 0%, transparent 40%),
              linear-gradient(0deg, rgba(31,27,24,.32) 0%, transparent 35%);
}
.hero__panel img { width: 100%; height: 100%; object-fit: cover; object-position: center top; filter: saturate(.95) contrast(1.04); transform: scale(1.03); transition: transform 1.2s var(--ease-out); }
.hero__panel:hover img { transform: scale(1); }
.hero__floatcard { position: absolute; z-index: 3; }
.hero__floatcard--1 { left: 6%; bottom: 28%; }
.hero__floatcard--2 { right: 7%; bottom: 10%; }
.hero__pill { position: absolute; z-index: 3; left: 50%; top: 10%; transform: translateX(-50%); white-space: nowrap; }
.hero__rings { position: absolute; bottom: -6%; right: -4%; z-index: 2; opacity: .55; }
.scrollcue { position: absolute; left: 25%; bottom: 26px; transform: translateX(-50%); z-index: 4; display: grid; place-items: center; gap: 8px; }
.scrollcue__track { width: 26px; height: 42px; border: 1.5px solid var(--o-40); border-radius: 14px; position: relative; }
.scrollcue__track::after { content: ""; position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; border-radius: 4px; background: var(--color-primary); transform: translateX(-50%); animation: scroll-cue 1.6s var(--ease-out) infinite; }
.scrollcue span { font-size: var(--fs-label); letter-spacing: .25em; text-transform: uppercase; color: var(--color-text-soft); }
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; grid-template-rows: 95vw auto; height: auto; }
  .hero__copy { padding: 3rem var(--gutter) 3rem; justify-content: flex-start; }
  .hero__panel { order: -1; }
  .hero__panel img { object-position: 68% 15%; transform: scale(1.12); }
  .hero__floatcard--1 { left: 5%; bottom: 20%; }
  .hero__floatcard--2 { right: 5%; bottom: 4%; }
  .hero__pill { top: 8%; }
  .scrollcue { left: 50%; }
}