/* =========================================================================
   AG Osteopatia — Liquid Glass design system
   Zero dipendenze, zero richieste esterne.
   ========================================================================= */

/* ---------- 1. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
img, svg, video { display: block; max-width: 100%; height: auto; }
button, input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; }
:where(ul, ol)[class] { list-style: none; padding: 0; }

/* ---------- 2. Design tokens (light) ---------- */
:root {
  color-scheme: light;

  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
               "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Superfici */
  --bg:            #f2f2f4;
  --bg-deep:       #e8e9ec;
  --panel:         #ffffff;

  /* Testo */
  --text:          #16161a;
  --text-2:        #4a4a52;
  --text-3:        #85858f;

  /* Marchio */
  --brand-navy:    #16305e;
  --brand-blue:    #35adf0;

  /* Accento */
  --accent:        #16305e;
  --accent-hi:     #244d8c;
  --accent-ink:    #ffffff;
  --accent-2:      #1580c4;
  --accent-tint:   rgba(22, 48, 94, 0.09);

  /* Barra in alto: vetro satinato, non trasparente */
  --nav-bg:          rgba(255, 255, 255, 0.70);
  --nav-bg-scorsa:   rgba(255, 255, 255, 0.86);
  --nav-blur:        saturate(180%) blur(30px);

  /* Vetro */
  --glass:         rgba(255, 255, 255, 0.62);
  --glass-strong:  rgba(255, 255, 255, 0.80);
  --glass-rim:     rgba(255, 255, 255, 0.95);
  --glass-rim-2:   rgba(255, 255, 255, 0.12);
  --glass-line:    rgba(16, 16, 22, 0.08);
  --blur:          saturate(180%) blur(24px);

  /* Ombre — corte e morbide, mai nere piatte */
  --sh-1: 0 1px 2px rgba(16,16,22,.05), 0 2px 8px -4px rgba(16,16,22,.10);
  --sh-2: 0 1px 3px rgba(16,16,22,.06), 0 12px 32px -16px rgba(16,16,22,.24);
  --sh-3: 0 2px 6px rgba(16,16,22,.07), 0 28px 60px -28px rgba(16,16,22,.34);

  /* Aurora */
  --au-1: rgba(53, 173, 240, 0.38);
  --au-2: rgba(22, 48, 94, 0.22);
  --au-3: rgba(255, 205, 165, 0.32);
  --grain-op: .030;

  /* Forma */
  --r-sm: 12px;
  --r-md: 18px;
  --r-lg: 26px;
  --r-xl: 34px;
  --r-pill: 999px;

  --pad-section: clamp(68px, 9vw, 132px);
  --gutter: clamp(18px, 4vw, 40px);
  --maxw: 1180px;
}

/* ---------- 3. Design tokens (dark) ---------- */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg:            #141b28;
    --bg-deep:       #0e141f;
    --panel:         #1c2433;
    --text:          #f2f4f8;
    --text-2:        #b4bccb;
    --text-3:        #828c9e;
    --accent:        #4fb8f5;
    --accent-hi:     #6ec7f8;
    --accent-ink:    #06203a;
    --accent-2:      #6ec7f8;
    --accent-tint:   rgba(79, 184, 245, 0.14);
    --nav-bg:          rgba(21, 28, 41, 0.74);
    --nav-bg-scorsa:   rgba(21, 28, 41, 0.90);
    --nav-bg:          rgba(21, 28, 41, 0.74);
  --nav-bg-scorsa:   rgba(21, 28, 41, 0.90);
  --glass:         rgba(255, 255, 255, 0.055);
    --glass-strong:  rgba(255, 255, 255, 0.095);
    --glass-rim:     rgba(255, 255, 255, 0.26);
    --glass-rim-2:   rgba(255, 255, 255, 0.045);
    --glass-line:    rgba(255, 255, 255, 0.10);
    --sh-1: 0 1px 2px rgba(3,7,15,.4);
    --sh-2: 0 2px 6px rgba(3,7,15,.35), 0 18px 40px -20px rgba(3,7,15,.6);
    --sh-3: 0 2px 8px rgba(3,7,15,.4), 0 34px 70px -30px rgba(3,7,15,.7);
    --au-1: rgba(45, 145, 215, 0.30);
    --au-2: rgba(24, 52, 100, 0.55);
    --au-3: rgba(180, 125, 85, 0.18);
    --grain-op: .05;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg:            #141b28;
  --bg-deep:       #0e141f;
  --panel:         #1c2433;
  --text:          #f2f4f8;
  --text-2:        #b4bccb;
  --text-3:        #828c9e;
  --accent:        #4fb8f5;
  --accent-hi:     #6ec7f8;
  --accent-ink:    #06203a;
  --accent-2:      #6ec7f8;
  --accent-tint:   rgba(79, 184, 245, 0.14);
  --nav-bg:          rgba(21, 28, 41, 0.74);
  --nav-bg-scorsa:   rgba(21, 28, 41, 0.90);
  --glass:         rgba(255, 255, 255, 0.055);
  --glass-strong:  rgba(255, 255, 255, 0.095);
  --glass-rim:     rgba(255, 255, 255, 0.26);
  --glass-rim-2:   rgba(255, 255, 255, 0.045);
  --glass-line:    rgba(255, 255, 255, 0.10);
  --sh-1: 0 1px 2px rgba(3,7,15,.4);
  --sh-2: 0 2px 6px rgba(3,7,15,.35), 0 18px 40px -20px rgba(3,7,15,.6);
  --sh-3: 0 2px 8px rgba(3,7,15,.4), 0 34px 70px -30px rgba(3,7,15,.7);
  --au-1: rgba(45, 145, 215, 0.30);
  --au-2: rgba(24, 52, 100, 0.55);
  --au-3: rgba(180, 125, 85, 0.18);
  --grain-op: .05;
}

/* ---------- 4. Base ---------- */
body {
  font-family: var(--font-sans);
  font-size: clamp(1rem, .97rem + .16vw, 1.075rem);
  line-height: 1.62;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: var(--accent-ink); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: fixed; top: 10px; left: 50%; translate: -50% -200%;
  z-index: 200; padding: 12px 20px; border-radius: var(--r-pill);
  background: var(--panel); color: var(--text); box-shadow: var(--sh-3);
  font-weight: 600; text-decoration: none; transition: translate .2s ease;
}
.skip-link:focus-visible { translate: -50% 0; }

/* ---------- 5. Aurora + grana ---------- */
.aurora {
  position: fixed; inset: -20vmax; z-index: -2; pointer-events: none;
  background: var(--bg);
}
.aurora::after {
  content: ""; position: absolute; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: var(--grain-op); mix-blend-mode: overlay;
}
.blob {
  position: absolute; border-radius: 50%;
  filter: blur(90px);
  will-change: transform;
}
.blob--1 { width: 46vmax; height: 46vmax; top: 2%;  left: 46%; background: var(--au-1); animation: drift1 34s ease-in-out infinite alternate; }
.blob--2 { width: 40vmax; height: 40vmax; top: 34%; left: 6%;  background: var(--au-2); animation: drift2 46s ease-in-out infinite alternate; }
.blob--3 { width: 34vmax; height: 34vmax; top: 68%; left: 58%; background: var(--au-3); animation: drift3 40s ease-in-out infinite alternate; }

@keyframes drift1 { to { transform: translate3d(-9vmax, 7vmax, 0) scale(1.14); } }
@keyframes drift2 { to { transform: translate3d(8vmax, -6vmax, 0) scale(1.09); } }
@keyframes drift3 { to { transform: translate3d(-6vmax, -9vmax, 0) scale(1.16); } }

/* ---------- 6. Vetro liquido ---------- */
.glass {
  position: relative;
  background-color: var(--glass);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border-radius: var(--r-lg);
  box-shadow:
    inset 0 1px 0 var(--glass-rim),
    inset 0 -1px 0 var(--glass-rim-2),
    var(--sh-2);
  isolation: isolate;
}
/* bordo speculare: gradiente solo sul contorno */
.glass::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  padding: 1px; pointer-events: none; z-index: 2;
  background: linear-gradient(145deg,
      var(--glass-rim) 0%,
      var(--glass-rim-2) 34%,
      transparent 52%,
      var(--glass-rim-2) 72%,
      color-mix(in srgb, var(--glass-rim) 70%, transparent) 100%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask-composite: exclude;
}
.glass--strong { background-color: var(--glass-strong); }
.glass--flat   { box-shadow: inset 0 1px 0 var(--glass-rim), var(--sh-1); }

/* riflesso che segue il puntatore */
.lens::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  z-index: 1; pointer-events: none; opacity: 0; transition: opacity .45s ease;
  background: radial-gradient(240px circle at var(--mx, 50%) var(--my, 0%),
              color-mix(in srgb, var(--glass-rim) 55%, transparent), transparent 62%);
}
.lens:hover::after { opacity: 1; }

/* ---------- 7. Layout ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--pad-section); position: relative; }
.section--tight { padding-block: clamp(48px, 6vw, 84px); }

.section-head { max-width: 62ch; margin-bottom: clamp(32px, 4vw, 56px); }
.section-head--center { margin-inline: auto; text-align: center; }

/* ---------- 8. Tipografia ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .8125rem; font-weight: 590; letter-spacing: .06em; text-transform: uppercase;
  color: var(--accent);
}
.eyebrow::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 0 4px var(--accent-tint);
}
h1, h2, h3, h4 { font-weight: 600; line-height: 1.08; letter-spacing: -.028em; text-wrap: balance; }
.display { font-size: clamp(2.6rem, 1.5rem + 4.4vw, 4.6rem); letter-spacing: -.04em; }
h2 { font-size: clamp(1.95rem, 1.35rem + 2.2vw, 3rem); }
h3 { font-size: clamp(1.15rem, 1.06rem + .38vw, 1.4rem); line-height: 1.24; }
.lead { font-size: clamp(1.075rem, 1rem + .4vw, 1.3rem); line-height: 1.55; color: var(--text-2); text-wrap: pretty; }
p { color: var(--text-2); text-wrap: pretty; }
.muted { color: var(--text-3); }
.small { font-size: .875rem; line-height: 1.55; }
strong { color: var(--text); font-weight: 600; }

/* ---------- 9. Bottoni ---------- */
.btn {
  --btn-bg: var(--glass-strong);
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 14px 24px; border-radius: var(--r-pill);
  font-size: .975rem; font-weight: 590; letter-spacing: -.01em;
  text-decoration: none; cursor: pointer; border: 0;
  background: var(--btn-bg); color: var(--text);
  box-shadow: inset 0 1px 0 var(--glass-rim), var(--sh-1);
  -webkit-backdrop-filter: var(--blur); backdrop-filter: var(--blur);
  transition: transform .22s cubic-bezier(.22,1,.36,1), box-shadow .22s ease, background-color .22s ease, opacity .2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); box-shadow: inset 0 1px 0 var(--glass-rim), var(--sh-2); }
.btn:active { transform: translateY(0) scale(.98); }
.btn svg { width: 18px; height: 18px; flex: none; }

.btn--primary {
  background: linear-gradient(180deg, var(--accent-hi), var(--accent));
  color: var(--accent-ink);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.35),
              0 1px 2px color-mix(in srgb, var(--accent) 40%, transparent),
              0 14px 30px -14px color-mix(in srgb, var(--accent) 80%, transparent);
}
.btn--primary:hover {
  box-shadow: inset 0 1px 0 rgba(255,255,255,.45),
              0 2px 4px color-mix(in srgb, var(--accent) 40%, transparent),
              0 22px 44px -16px color-mix(in srgb, var(--accent) 85%, transparent);
}
.btn--ghost { background: transparent; box-shadow: inset 0 0 0 1px var(--glass-line); }
.btn--ghost:hover { background: var(--glass); box-shadow: inset 0 0 0 1px var(--glass-line), var(--sh-1); }
.btn--sm { padding: 10px 18px; font-size: .9rem; }
.btn--block { width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- 10. Chip ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 15px; border-radius: var(--r-pill);
  background: var(--glass); box-shadow: inset 0 0 0 1px var(--glass-line), inset 0 1px 0 var(--glass-rim);
  -webkit-backdrop-filter: var(--blur); backdrop-filter: var(--blur);
  font-size: .855rem; font-weight: 520; color: var(--text-2);
}
.chip svg { width: 15px; height: 15px; color: var(--accent); flex: none; }
.chip-row { display: flex; flex-wrap: wrap; gap: 10px; }

/* ---------- 11. Header / nav ---------- */
.site-header {
  position: fixed; inset: 10px 0 auto; z-index: 100;
  padding-top: env(safe-area-inset-top, 0px);
  pointer-events: none;
}
.nav {
  pointer-events: auto;
  display: flex; align-items: center; gap: 14px;
  max-width: var(--maxw); margin-inline: auto;
  padding: 9px 9px 9px 20px; border-radius: var(--r-pill);
  background-color: var(--nav-bg);
  -webkit-backdrop-filter: var(--nav-blur);
          backdrop-filter: var(--nav-blur);
  box-shadow: inset 0 1px 0 var(--glass-rim), 0 0 0 1px var(--glass-line), var(--sh-2);
  transition: background-color .3s ease, box-shadow .3s ease, padding .3s ease;
}
@media (max-width: 1259px) { .nav { margin-inline: var(--gutter); } }
.site-header.is-scrolled .nav {
  background-color: var(--nav-bg-scorsa);
  box-shadow: inset 0 1px 0 var(--glass-rim), 0 0 0 1px var(--glass-line), var(--sh-3);
}
.brand {
  display: inline-flex; align-items: baseline; gap: 9px;
  font-weight: 640; letter-spacing: -.02em; text-decoration: none; font-size: 1.02rem;
}
.brand-text > span { font-weight: 450; color: var(--text-3); font-size: .9rem; letter-spacing: 0; }
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-links a {
  display: block; padding: 9px 14px; border-radius: var(--r-pill);
  font-size: .925rem; font-weight: 520; color: var(--text-2); text-decoration: none;
  transition: color .2s ease, background-color .2s ease;
}
.nav-links a:hover { color: var(--text); background: var(--glass); }
.nav-links a.is-active { color: var(--text); background: var(--accent-tint); }
.nav-actions { display: flex; align-items: center; gap: 8px; margin-left: 4px; }

.icon-btn {
  width: 40px; height: 40px; border-radius: 50%; border: 0; cursor: pointer;
  display: grid; place-items: center; background: transparent; color: var(--text-2);
  box-shadow: inset 0 0 0 1px var(--glass-line);
  transition: background-color .2s ease, color .2s ease, transform .2s ease;
}
.icon-btn:hover { background: var(--glass); color: var(--text); }
.icon-btn:active { transform: scale(.94); }
.icon-btn svg { width: 19px; height: 19px; }
.icon-btn .i-sun { display: none; }
:root[data-theme="dark"] .icon-btn .i-sun { display: block; }
:root[data-theme="dark"] .icon-btn .i-moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .icon-btn .i-sun { display: block; }
  :root:not([data-theme="light"]) .icon-btn .i-moon { display: none; }
}

.nav-toggle { display: none; }

/* pannello mobile */
.nav-sheet {
  position: fixed; inset: 0; z-index: 99;
  display: grid; align-content: start; gap: 4px;
  padding: calc(84px + env(safe-area-inset-top, 0px)) var(--gutter) 32px;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  -webkit-backdrop-filter: saturate(180%) blur(30px); backdrop-filter: saturate(180%) blur(30px);
  opacity: 0; visibility: hidden; transition: opacity .3s ease, visibility .3s;
}
.nav-sheet[data-open="true"] { opacity: 1; visibility: visible; }
.nav-sheet a {
  padding: 16px 4px; font-size: 1.35rem; font-weight: 560; letter-spacing: -.02em;
  text-decoration: none; border-bottom: 1px solid var(--glass-line);
  translate: 0 12px; opacity: 0; transition: translate .4s ease, opacity .4s ease;
}
.nav-sheet[data-open="true"] a { translate: 0; opacity: 1; }
.nav-sheet[data-open="true"] a:nth-child(1) { transition-delay: .04s; }
.nav-sheet[data-open="true"] a:nth-child(2) { transition-delay: .08s; }
.nav-sheet[data-open="true"] a:nth-child(3) { transition-delay: .12s; }
.nav-sheet[data-open="true"] a:nth-child(4) { transition-delay: .16s; }
.nav-sheet[data-open="true"] a:nth-child(5) { transition-delay: .20s; }
.nav-sheet[data-open="true"] a:nth-child(6) { transition-delay: .24s; }
.nav-sheet .btn { margin-top: 24px; }

@media (max-width: 880px) {
  .nav-links, .nav-actions .btn { display: none; }
  .nav-toggle { display: grid; }
  .nav-actions { margin-left: auto; }
}

/* ---------- 12. Hero ---------- */
.hero {
  padding-top: clamp(130px, 17vh, 190px);
  padding-bottom: clamp(56px, 8vw, 104px);
}
.hero-grid {
  display: grid; gap: clamp(36px, 5vw, 64px);
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  align-items: center;
}
@media (max-width: 940px) { .hero-grid { grid-template-columns: 1fr; } }
.hero h1 { margin-block: 18px 0; }
.hero h1 .role {
  display: block; font-size: clamp(1.05rem, .9rem + .7vw, 1.5rem); font-weight: 450;
  letter-spacing: -.01em; color: var(--text-3); margin-top: 14px;
}
.hero .lead { margin-top: 22px; max-width: 46ch; }
.hero .btn-row { margin-top: 32px; }
.hero .chip-row { margin-top: 30px; }

.portrait {
  position: relative; padding: 12px; border-radius: var(--r-xl);
  max-width: 460px; margin-inline: auto; width: 100%;
}
.portrait-img {
  width: 100%; aspect-ratio: 4 / 5; object-fit: cover;
  border-radius: calc(var(--r-xl) - 10px);
  background:
    radial-gradient(120% 90% at 30% 10%, color-mix(in srgb, var(--accent) 26%, transparent), transparent 60%),
    linear-gradient(160deg, var(--bg-deep), var(--panel));
}
.portrait-fallback {
  display: grid; place-items: center; text-align: center; gap: 6px;
  font-size: 3.4rem; font-weight: 600; letter-spacing: -.05em; color: var(--accent);
}
.portrait-fallback small { font-size: .82rem; font-weight: 500; letter-spacing: .04em; color: var(--text-3); }
.portrait-badge {
  position: absolute; left: 50%; bottom: -22px; translate: -50% 0;
  display: flex; align-items: center; gap: 10px; white-space: nowrap;
  padding: 11px 18px; border-radius: var(--r-pill);
  font-size: .875rem; font-weight: 540;
  box-shadow: inset 0 1px 0 var(--glass-rim), var(--sh-2);
}
.portrait-badge svg { width: 16px; height: 16px; color: var(--accent); }

/* ---------- 13. Card ---------- */
.grid { display: grid; gap: clamp(14px, 1.6vw, 20px); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }

.card { padding: clamp(24px, 2.4vw, 32px); border-radius: var(--r-lg); height: 100%; }
.card h3 { margin-bottom: 10px; }
.card p { font-size: .975rem; }
.card--hover { transition: transform .35s cubic-bezier(.22,1,.36,1), box-shadow .35s ease; }
.card--hover:hover { transform: translateY(-4px); box-shadow: inset 0 1px 0 var(--glass-rim), inset 0 -1px 0 var(--glass-rim-2), var(--sh-3); }

.card-icon {
  width: 46px; height: 46px; border-radius: 14px; margin-bottom: 18px;
  display: grid; place-items: center; color: var(--accent-2);
  background: var(--accent-tint);
  box-shadow: inset 0 1px 0 var(--glass-rim);
}
.card-icon svg { width: 23px; height: 23px; }

/* numeri percorso */
.step-num {
  font-size: .8rem; font-weight: 640; letter-spacing: .1em;
  color: var(--accent); margin-bottom: 14px; display: block;
}

/* elenco sintomi */
.tag-list { display: flex; flex-wrap: wrap; gap: 9px; }
.tag {
  padding: 9px 16px; border-radius: var(--r-pill); font-size: .9rem; color: var(--text-2);
  background: var(--glass); box-shadow: inset 0 0 0 1px var(--glass-line);
  -webkit-backdrop-filter: var(--blur); backdrop-filter: var(--blur);
  transition: color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.tag:hover { color: var(--text); transform: translateY(-2px); box-shadow: inset 0 0 0 1px var(--accent), var(--sh-1); }

/* lista check */
.check-list { display: grid; gap: 13px; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; color: var(--text-2); font-size: .975rem; }
.check-list svg { width: 20px; height: 20px; flex: none; color: var(--accent); margin-top: 1px; }

/* ---------- 14. Bio ---------- */
.bio-grid {
  display: grid; gap: clamp(28px, 4vw, 56px);
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  align-items: center;
}
@media (max-width: 900px) { .bio-grid { grid-template-columns: 1fr; } }
.bio-figure { padding: 10px; border-radius: var(--r-xl); }
.bio-figure img, .bio-figure .portrait-fallback {
  width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: calc(var(--r-xl) - 8px);
  background: linear-gradient(160deg, var(--bg-deep), var(--panel));
}
.stat-row { display: flex; flex-wrap: wrap; gap: clamp(20px, 4vw, 48px); margin-top: 30px; }
.stat b { display: block; font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.2rem); font-weight: 600; letter-spacing: -.03em; }
.stat span { font-size: .85rem; color: var(--text-3); }

/* ---------- 15. Tariffe ---------- */
.price-card { display: flex; flex-direction: column; gap: 6px; padding: clamp(26px, 2.6vw, 36px); }
.price-card .amount {
  font-size: clamp(2rem, 1.5rem + 1.8vw, 2.7rem); font-weight: 600; letter-spacing: -.035em;
  color: var(--text); margin-block: 6px 2px;
}
.price-card .amount small { font-size: .95rem; font-weight: 450; color: var(--text-3); letter-spacing: 0; }
.price-card--featured { box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 45%, transparent), inset 0 1px 0 var(--glass-rim), var(--sh-3); }

/* ---------- 16. FAQ ---------- */
.faq { display: grid; gap: 12px; max-width: 820px; margin-inline: auto; }
.faq details {
  border-radius: var(--r-md); padding: 4px 22px;
  background-color: var(--glass); box-shadow: inset 0 1px 0 var(--glass-rim), var(--sh-1);
  -webkit-backdrop-filter: var(--blur); backdrop-filter: var(--blur);
  transition: box-shadow .25s ease;
}
.faq details[open] { box-shadow: inset 0 1px 0 var(--glass-rim), var(--sh-2); }
.faq summary {
  list-style: none; cursor: pointer; padding: 18px 34px 18px 0; position: relative;
  font-weight: 560; font-size: 1.02rem; letter-spacing: -.015em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 2px; top: 50%; width: 11px; height: 11px;
  border-right: 2px solid var(--text-3); border-bottom: 2px solid var(--text-3);
  translate: 0 -70%; rotate: 45deg; transition: rotate .3s ease, border-color .3s ease;
}
.faq details[open] summary::after { rotate: -135deg; translate: 0 -20%; border-color: var(--accent); }
.faq .answer { padding: 0 0 20px; font-size: .975rem; }

/* ---------- 17. Contatti ---------- */
.contact-grid {
  display: grid; gap: clamp(16px, 2vw, 24px);
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-list { display: grid; gap: 4px; margin-top: 8px; list-style: none; padding: 0; }
.contact-item {
  display: flex; gap: 16px; align-items: center; padding: 15px 8px;
  text-decoration: none; border-radius: var(--r-sm);
  transition: background-color .2s ease, padding .2s ease;
}
.contact-item + .contact-item { border-top: 1px solid var(--glass-line); }
.contact-item:hover { background: var(--accent-tint); padding-inline: 14px; }
.contact-item .ci-icon {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  background: var(--glass); box-shadow: inset 0 0 0 1px var(--glass-line); color: var(--accent); flex: none;
}
.contact-item .ci-icon svg { width: 20px; height: 20px; }
.ci-text { display: grid; gap: 1px; min-width: 0; }
.ci-label { font-size: .8rem; color: var(--text-3); }
.ci-value { font-weight: 560; letter-spacing: -.015em; }

.hours { display: grid; gap: 2px; margin-top: 18px; }
.hours-row { display: flex; justify-content: space-between; gap: 16px; padding: 11px 2px; font-size: .95rem; }
.hours-row + .hours-row { border-top: 1px solid var(--glass-line); }
.hours-row span:first-child { color: var(--text-2); }
.hours-row span:last-child { font-weight: 540; }
.hours-row.is-closed span:last-child { color: var(--text-3); font-weight: 450; }

.map-card { overflow: hidden; padding: 0; min-height: 280px; display: grid; }
.map-card iframe { width: 100%; height: 100%; min-height: 280px; border: 0; }

/* CTA finale */
.cta-panel {
  text-align: center; padding: clamp(40px, 6vw, 76px) clamp(24px, 4vw, 56px);
  border-radius: var(--r-xl); overflow: hidden;
}
.cta-panel .btn-row { justify-content: center; margin-top: 30px; }

/* ---------- 18. Footer ---------- */
.site-footer { padding-block: clamp(48px, 6vw, 72px) calc(32px + env(safe-area-inset-bottom, 0px)); border-top: 1px solid var(--glass-line); margin-top: clamp(40px, 6vw, 80px); }
.footer-grid { display: grid; gap: 32px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); }
.footer-grid h2 { font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; color: var(--text-3); margin-bottom: 14px; font-weight: 600; }
.footer-grid a { display: block; padding: 5px 0; font-size: .95rem; color: var(--text-2); text-decoration: none; transition: color .2s ease; }
.footer-grid a:hover { color: var(--accent); }
.footer-bottom {
  margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--glass-line);
  display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between;
  font-size: .82rem; color: var(--text-3);
}

/* barra azioni mobile */
.action-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 90; display: none;
  gap: 10px; padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom, 0px));
  background-color: var(--nav-bg-scorsa);
  -webkit-backdrop-filter: var(--nav-blur); backdrop-filter: var(--nav-blur);
  border-top: 1px solid var(--glass-line);
  translate: 0 110%; transition: translate .35s cubic-bezier(.22,1,.36,1);
}
.action-bar[data-visible="true"] { translate: 0; }
.action-bar .btn { flex: 1; }
@media (max-width: 700px) { .action-bar { display: flex; } body { padding-bottom: 76px; } }

/* ---------- 19. Pagine testo (privacy, ecc.) ---------- */
.prose { max-width: 72ch; }
.prose h2 { font-size: clamp(1.35rem, 1.2rem + .7vw, 1.7rem); margin-top: 44px; margin-bottom: 12px; }
.prose h3 { margin-top: 28px; margin-bottom: 8px; }
.prose p, .prose li { color: var(--text-2); }
.prose ul { list-style: disc; padding-left: 22px; display: grid; gap: 8px; margin-block: 12px; }
.prose p + p { margin-top: 14px; }
.prose a { color: var(--accent); text-underline-offset: 3px; }

/* ---------- 20. Rivelazione allo scroll ---------- */
/* Lo stato nascosto si applica solo se il JS è attivo: senza JS il contenuto resta visibile. */
.js .reveal { opacity: 0; translate: 0 22px; transition: opacity .7s cubic-bezier(.22,1,.36,1), translate .7s cubic-bezier(.22,1,.36,1); }
.js .reveal.is-in { opacity: 1; translate: 0; }
.js .reveal[data-delay="1"] { transition-delay: .07s; }
.js .reveal[data-delay="2"] { transition-delay: .14s; }
.js .reveal[data-delay="3"] { transition-delay: .21s; }
.js .reveal[data-delay="4"] { transition-delay: .28s; }

/* ---------- 21. Preferenze utente ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important; scroll-behavior: auto !important;
  }
  .js .reveal { opacity: 1; translate: 0; }
}
@media (prefers-reduced-transparency: reduce) {
  :root {
    --glass: var(--panel); --glass-strong: var(--panel); --blur: none;
    --nav-bg: var(--panel); --nav-bg-scorsa: var(--panel); --nav-blur: none;
  }
  .glass, .nav, .chip, .tag, .faq details, .btn, .action-bar, .nav-sheet { -webkit-backdrop-filter: none; backdrop-filter: none; }
  .nav, .action-bar, .nav-sheet { background-color: var(--panel); }
  .blob { opacity: .35; }
}
@media (prefers-contrast: more) {
  :root { --text-2: var(--text); --glass-line: color-mix(in srgb, var(--text) 40%, transparent); }
}
/* fallback se manca backdrop-filter */
@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
  :root {
    --glass: color-mix(in srgb, var(--panel) 92%, transparent); --glass-strong: var(--panel);
    --nav-bg: var(--panel); --nav-bg-scorsa: var(--panel);
  }
}

/* ---------- 22. Utility ---------- */
[hidden] { display: none !important; }
.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; }
.center { text-align: center; }
.mt-auto { margin-top: auto; }

/* ---------- 23. Pagine interne ---------- */
.page-hero { padding-top: clamp(126px, 16vh, 176px); padding-bottom: clamp(20px, 3vw, 40px); }
.page-hero .display { font-size: clamp(2.3rem, 1.5rem + 3.2vw, 3.8rem); }

.crumbs {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-size: .85rem; color: var(--text-3); margin-bottom: 20px;
}
.crumbs a { text-decoration: none; color: var(--text-2); transition: color .2s ease; }
.crumbs a:hover { color: var(--accent); }
.crumbs span[aria-hidden] { opacity: .5; }

/* schede cliccabili */
.card--link { text-decoration: none; display: block; }
.card--link h3 { transition: color .2s ease; }
.card--link:hover h3 { color: var(--accent); }

/* striscia tariffe in home */
.price-strip {
  display: flex; flex-wrap: wrap; align-items: center; gap: clamp(20px, 3vw, 44px);
  justify-content: space-between;
}
.price-strip-figures { display: flex; flex-wrap: wrap; gap: clamp(20px, 3vw, 40px); }
.price-strip .stat b { font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2rem); }

/* segnaposto dei dati mancanti */
.todo {
  display: inline-block; padding: 1px 9px; border-radius: var(--r-pill);
  font-size: .78rem; font-weight: 600; letter-spacing: .04em; vertical-align: middle;
  line-height: 1.7; white-space: nowrap;
  color: #8a5300; background: rgba(255, 176, 32, .18);
  box-shadow: inset 0 0 0 1px rgba(255, 176, 32, .5);
}
:root[data-theme="dark"] .todo { color: #ffc266; background: rgba(255, 176, 32, .12); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .todo { color: #ffc266; background: rgba(255, 176, 32, .12); }
}

/* la prima sezione dopo l'intestazione di pagina non raddoppia lo spazio */
.page-hero + .section { padding-top: clamp(16px, 2.5vw, 40px); }

/* ---------- 24. Marchio, R.O.I., servizi ---------- */
.brand { gap: 11px; align-items: center; }
.brand-logo { width: 38px; height: 38px; object-fit: contain; flex: none; }
.brand-text { display: inline-flex; align-items: baseline; gap: 9px; }
@media (max-width: 480px) {
  .brand-text > span { display: none; }
}

.social-row { display: flex; gap: 8px; margin-top: 18px; }

.roi-badge {
  display: inline-flex; align-items: center; gap: 16px; flex-wrap: wrap;
  margin-top: 28px; padding: 14px 20px; border-radius: var(--r-md);
  box-shadow: inset 0 1px 0 var(--glass-rim), var(--sh-1);
}
.roi-badge img { width: auto; height: 42px; object-fit: contain; }
.roi-fallback {
  display: grid; place-items: center; min-width: 54px; height: 42px;
  border-radius: 10px; background: var(--accent-tint); color: var(--accent);
  font-weight: 700; font-size: .85rem; letter-spacing: .04em;
}
.roi-badge strong { display: block; font-size: .95rem; letter-spacing: -.015em; }
.roi-badge small { color: var(--text-3); font-size: .85rem; }

.card-lead { color: var(--text); font-weight: 540; margin-bottom: 8px; }

/* ---------- 25. Ritocchi immagini reali ---------- */
.bio-figure--wide img,
.bio-figure--wide .portrait-fallback { aspect-ratio: 16 / 10; }

/* il marchio R.O.I. ha lo sfondo bianco: gli si dà una targhetta propria */
.roi-badge img {
  height: 64px; padding: 8px 12px; border-radius: 10px;
  background: #fff; box-shadow: inset 0 0 0 1px var(--glass-line);
}

/* titolo di livello due dentro una scheda: stessa scala di un h3 */
.card-title { font-size: clamp(1.15rem, 1.06rem + .38vw, 1.4rem); line-height: 1.24; margin-bottom: 10px; }

/* ---------- 26. Correzioni da verifica su schermi stretti ---------- */
/* lo sfondo decorativo non deve mai poter allargare la pagina */
.aurora { overflow: hidden; }

/* sotto i 460px i pulsanti vanno a tutta larghezza: niente testi tagliati,
   e il bersaglio da toccare è più generoso */
@media (max-width: 460px) {
  .btn-row { flex-direction: column; align-items: stretch; }
  .btn-row .btn { width: 100%; white-space: normal; }
}

/* il marchio in testata è un bersaglio da toccare come gli altri */
.brand { min-height: 40px; }

/* ---------- 27. Correzioni da verifica visiva ---------- */
/* Fra 880 e 1120px la barra si affollava: il nome andava a capo e "Chi sono"
   si spezzava. Niente a capo, e sotto i 1120px cade la parola "Osteopatia". */
.brand-text { white-space: nowrap; }
.nav-links a { white-space: nowrap; }

@media (max-width: 1120px) {
  .nav { gap: 8px; padding-left: 16px; }
  .nav-links { gap: 0; }
  .nav-links a { padding-inline: 11px; }
}
@media (max-width: 1120px), (max-width: 480px) {
  .brand-text > span { display: none; }
}

/* Il logo è blu notte: su fondo scuro sparirebbe, quindi gli si mette
   una piastrina chiara come si fa con i marchi sui fondi scuri. */
:root[data-theme="dark"] .brand-logo {
  background: #fff; border-radius: 9px; padding: 3px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .brand-logo {
    background: #fff; border-radius: 9px; padding: 3px;
  }
}

/* marchio del piè di pagina: impilato e stabile, non a capo per caso */
.brand--stacked { flex-direction: column; align-items: flex-start; gap: 12px; }

/* Le parole lunghe senza spazi (indirizzi email, nomi utente social) non devono
   poter allargare la pagina su schermi stretti. */
.ci-value { overflow-wrap: anywhere; }
.contact-grid > * { min-width: 0; }

/* ---------- 28. Correzioni segnalate sul sito pubblicato ---------- */

/* Rete di sicurezza: un'icona senza misura esplicita ricadeva sui 300x150 px
   di default dell'SVG e sbordava dal suo contenitore. Specificità zero:
   qualsiasi regola più precisa continua a vincere. */
:where(svg[aria-hidden="true"]:not(.sprite)) { width: 20px; height: 20px; }

/* Le icone tonde nel piè di pagina venivano schiacciate da ".footer-grid a",
   che imponeva display:block e un padding: il glifo restava 5px più in alto. */
.footer-grid .social-row a.icon-btn {
  display: grid; place-items: center; padding: 0;
  width: 40px; height: 40px; border-radius: 50%;
}
.social-row { display: flex; gap: 10px; margin-top: 18px; }
.ci-icon svg { width: 20px; height: 20px; }

/* Scheda "apri in Google Maps" */
.mappa-card { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.mappa-testo { flex: 1 1 180px; min-width: 0; }
.ci-icon--lg { width: 52px; height: 52px; border-radius: 14px; }
.ci-icon--lg svg { width: 24px; height: 24px; }
.mappa-freccia { width: 22px; height: 22px; color: var(--accent); flex: none; }

/* Il ritratto è verticale 4:5: ritagliarlo a quadrato tagliava la fronte. */
.bio-figure--tall img,
.bio-figure--tall .portrait-fallback { aspect-ratio: 4 / 5; }

/* ---------- 29. Elenco compatto dei servizi (home) ---------- */
/* due colonne fisse: le regole sui separatori qui sotto contano le righe,
   con un numero variabile di colonne le linee risultavano spaiate */
.servizi-elenco { display: grid; grid-template-columns: 1fr; }
@media (min-width: 620px) { .servizi-elenco { grid-template-columns: 1fr 1fr; } }
.servizi-elenco a,
.servizi-elenco button {
  display: flex; align-items: center; gap: 14px;
  padding: 18px 10px; text-decoration: none;
  border-bottom: 1px solid var(--glass-line);
  font-size: 1.05rem; font-weight: 540; letter-spacing: -.015em;
  transition: color .2s ease, padding .2s ease;
}
.servizi-elenco a:hover,
.servizi-elenco button:hover { color: var(--accent); padding-inline: 16px 4px; }
.servizi-elenco a > svg:first-child,
.servizi-elenco button > svg:first-child { width: 22px; height: 22px; color: var(--accent-2); flex: none; }
.servizi-elenco a span,
.servizi-elenco button span { flex: 1; min-width: 0; }
.servizi-elenco .freccia { width: 18px; height: 18px; opacity: 0; transform: translateX(-4px); transition: opacity .2s ease, transform .2s ease; }
.servizi-elenco a:hover .freccia,
.servizi-elenco button:hover .freccia { opacity: 1; transform: translateX(0); }
@media (min-width: 620px) {
  .servizi-elenco li:nth-last-child(-n+2) :is(a, button) { border-bottom: 0; }
  .servizi-elenco li:nth-child(odd) :is(a, button) { padding-right: 24px; }
  .servizi-elenco li:nth-child(even) :is(a, button) { padding-left: 24px; }
}
@media (max-width: 619px) {
  .servizi-elenco li:last-child :is(a, button) { border-bottom: 0; }
}

/* ---------- 30. Finestra di conferma prenotazione ---------- */
.modale {
  border: 0; padding: 0; background: transparent; color: inherit;
  max-width: min(460px, calc(100vw - 32px)); width: 100%;
  margin: auto;
}
.modale::backdrop {
  background: rgba(8, 14, 26, .55);
  -webkit-backdrop-filter: blur(10px) saturate(120%);
          backdrop-filter: blur(10px) saturate(120%);
}
.modale-corpo {
  position: relative; text-align: center;
  padding: clamp(28px, 5vw, 40px) clamp(22px, 4vw, 36px) clamp(24px, 4vw, 32px);
  border-radius: var(--r-xl);
  background-color: var(--panel);
  box-shadow: inset 0 1px 0 var(--glass-rim), var(--sh-3);
}
.modale[open] .modale-corpo { animation: modale-entra .34s cubic-bezier(.22,1,.36,1); }
@keyframes modale-entra { from { opacity: 0; transform: translateY(14px) scale(.97); } }

.modale-chiudi { position: absolute; top: 12px; right: 12px; }
.modale-icona {
  display: grid; place-items: center; width: 56px; height: 56px; margin: 0 auto 20px;
  border-radius: 18px; background: var(--accent-tint); color: var(--accent);
}
.modale-icona svg { width: 28px; height: 28px; }
.modale h2 { font-size: clamp(1.25rem, 1.1rem + .8vw, 1.6rem); text-wrap: balance; }
.modale-testo { margin-top: 14px; font-size: .95rem; }
.modale-azioni { display: grid; gap: 10px; margin-top: 26px; }
.modale-azioni .btn { width: 100%; }
.modale-info {
  display: inline-flex; align-items: center; gap: 7px; margin-top: 18px;
  font-size: .9rem; color: var(--text-3); text-decoration: none;
  transition: color .2s ease;
}
.modale-info:hover { color: var(--accent); }
.modale-info svg { width: 15px; height: 15px; }

@media (prefers-reduced-motion: reduce) {
  .modale[open] .modale-corpo { animation: none; }
}

/* ---------- 31. Elementi cliccabili: affordance coerente ---------- */
/* Il rialzo al passaggio del mouse resta solo dove c'è davvero un'azione:
   la classe .card--hover è applicata unicamente a schede che sono collegamenti. */
.servizio { display: flex; flex-direction: column; transition: transform .35s cubic-bezier(.22,1,.36,1), box-shadow .35s ease; }
.servizio:hover { transform: translateY(-4px); box-shadow: inset 0 1px 0 var(--glass-rim), inset 0 -1px 0 var(--glass-rim-2), var(--sh-3); }
.servizio-cta { margin-top: auto; align-self: flex-start; margin-top: 22px; }

/* Le etichette sono statiche per definizione: solo quelle che agiscono
   reagiscono al passaggio del mouse. */
.tag { cursor: default; }
button.tag, a.tag { cursor: pointer; font: inherit; font-size: .9rem; border: 0; }
.tag:hover { color: var(--text-2); transform: none; box-shadow: inset 0 0 0 1px var(--glass-line); }
button.tag:hover, a.tag:hover {
  color: var(--text); transform: translateY(-2px);
  box-shadow: inset 0 0 0 1px var(--accent), var(--sh-1);
}

/* Elenco servizi in home: voci come pulsanti, non come link */
.servizi-elenco button {
  width: 100%; background: none; border: 0; font: inherit; cursor: pointer;
  color: inherit; text-align: left;
}

/* ---------- 32. Ritocchi richiesti ---------- */
/* La qualifica sotto il nome era troppo defilata per il ruolo che ha. */
.hero h1 .role {
  font-size: clamp(1.35rem, 1.05rem + 1.1vw, 2.1rem);
  font-weight: 500;
  color: var(--text-2);
  margin-top: 12px;
}
/* Numero di telefono dentro la finestra di prenotazione */
.modale-telefono { color: var(--text); text-decoration: none; white-space: nowrap; }
.modale-telefono:hover { color: var(--accent); }