/* =========================================================
   Felice Salomone — Consulente SEO Napoli
   Design system: Apple-inspired, light, clean, accessible
   ========================================================= */

:root {
  /* Palette */
  --white: #ffffff;
  --bg: #ffffff;
  --bg-subtle: #f5f5f7;
  --bg-elevated: #ffffff;
  --ink: #1d1d1f;
  --ink-soft: #424245;
  --muted: #6e6e73;
  --muted-strong: #515154;
  --line: rgba(0, 0, 0, 0.092);
  --line-strong: rgba(0, 0, 0, 0.16);
  --accent: #0071e3;
  --accent-hover: #0077ed;
  --accent-text: #0066cc;      /* accessible link blue on white */
  --accent-soft: rgba(0, 113, 227, 0.09);
  --positive: #1d8a4e;
  --warning: #b25000;
  --dark: #1d1d1f;
  --dark-soft: #2c2c2e;

  /* Shape */
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 28px;
  --pill: 980px;

  /* Elevation */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow: 0 4px 18px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.10);

  /* Type */
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
    "Helvetica Neue", "Inter", "Segoe UI", Roboto, Arial, sans-serif;
  --font-mono: "SF Mono", ui-monospace, "JetBrains Mono", "Menlo", monospace;

  /* Layout */
  --max-w: 1080px;
  --max-w-wide: 1200px;
  --header-h: 52px;
  --transition: 0.32s cubic-bezier(0.25, 0.1, 0.25, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 20px);
  -webkit-text-size-adjust: 100%;
  font-size: 17px;
}

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  font-weight: 400;
  letter-spacing: -0.006em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

img, svg, picture, video { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-text); text-decoration: none; transition: color var(--transition), opacity var(--transition); }
a:hover { color: var(--accent-hover); }
ul, ol { list-style: none; }
button { font-family: inherit; }

::selection { background: rgba(0, 113, 227, 0.18); color: var(--ink); }

:focus-visible {
  outline: 3px solid rgba(0, 113, 227, 0.55);
  outline-offset: 3px;
  border-radius: 6px;
}

.container { width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.container-wide { max-width: var(--max-w-wide); }

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

.skip-link {
  position: absolute; left: 16px; top: -100px; z-index: 2000;
  background: var(--ink); color: #fff; padding: 12px 20px; border-radius: var(--pill);
  font-size: 0.9rem; font-weight: 600; transition: top 0.2s ease;
}
.skip-link:focus { top: 12px; color: #fff; }

/* ─── HEADER / NAV ─────────────────────────────────────── */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.78);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--line);
  transition: background var(--transition), box-shadow var(--transition);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04), 0 8px 30px rgba(0, 0, 0, 0.05);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  max-width: var(--max-w-wide);
}

.logo {
  font-size: 1.18rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: baseline;
  gap: 2px;
}
.logo span { color: var(--accent); }

.nav-list {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-list a {
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0;
  position: relative;
  padding: 4px 0;
}

.nav-list a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -1px;
  width: 0; height: 1.5px;
  background: var(--ink);
  transition: width var(--transition);
}
.nav-list a:hover { color: var(--ink); }
.nav-list a:hover::after,
.nav-list a.active::after { width: 100%; }
.nav-list a.active { color: var(--ink); }

.nav-cta {
  background: var(--accent) !important;
  color: #fff !important;
  padding: 7px 18px !important;
  border-radius: var(--pill);
  font-weight: 500 !important;
  font-size: 0.78rem !important;
  transition: background var(--transition), transform var(--transition) !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--accent-hover) !important; transform: translateY(-1px); }

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 34px;
  height: 34px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  border-radius: 8px;
}

.burger span {
  display: block;
  width: 22px;
  height: 1.5px;
  margin: 0 auto;
  background: var(--ink);
  transition: transform var(--transition), opacity var(--transition);
  border-radius: 2px;
}

/* ─── HERO ─────────────────────────────────────────────── */
.hero {
  padding: calc(var(--header-h) + 90px) 0 96px;
  background:
    radial-gradient(900px 480px at 82% -10%, rgba(0, 113, 227, 0.10), transparent 62%),
    radial-gradient(700px 420px at 8% 12%, rgba(120, 120, 128, 0.09), transparent 60%),
    linear-gradient(180deg, #fbfbfd 0%, #f5f5f7 100%);
  color: var(--ink);
  position: relative;
  overflow: hidden;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  gap: 64px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  padding: 7px 15px;
  border-radius: var(--pill);
  font-size: 0.74rem;
  font-weight: 500;
  margin-bottom: 26px;
  letter-spacing: 0.01em;
  box-shadow: var(--shadow-xs);
}
.hero-badge .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--positive);
  box-shadow: 0 0 0 3px rgba(29, 138, 78, 0.14);
}

.hero h1 {
  font-size: clamp(2.5rem, 5.4vw, 4.15rem);
  line-height: 1.04;
  font-weight: 600;
  letter-spacing: -0.035em;
  margin-bottom: 22px;
  color: var(--ink);
  text-wrap: balance;
}

.hero h1 em {
  font-style: normal;
  background: linear-gradient(96deg, #0066cc 0%, #2f9bff 55%, #64b5f6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p.hero-lead {
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
  line-height: 1.6;
  color: var(--muted-strong);
  margin-bottom: 34px;
  max-width: 540px;
  letter-spacing: -0.01em;
}

.hero-stats {
  display: flex;
  gap: 44px;
  margin-top: 52px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.hero-stat strong {
  display: block;
  font-size: 1.65rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.03em;
  line-height: 1.15;
}
.hero-stat span { font-size: 0.8rem; color: var(--muted); }

.hero-visual { display: flex; justify-content: center; }

.hero-card {
  width: 100%;
  max-width: 400px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px 30px 22px;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.09);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  backdrop-filter: blur(24px) saturate(180%);
}

.hero-card-head {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 20px;
}
.hero-card-head i {
  width: 10px; height: 10px; border-radius: 50%;
  background: #e5e5ea;
  display: inline-block;
}
.hero-card-head i:nth-child(1) { background: #ff5f57; }
.hero-card-head i:nth-child(2) { background: #febc2e; }
.hero-card-head i:nth-child(3) { background: #28c840; }
.hero-card-head span {
  margin-left: 8px;
  font-size: 0.72rem;
  color: var(--muted);
  font-family: var(--font-mono);
}

.hero-card h3 {
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}
.metric-row:last-child { border-bottom: none; }
.metric-label { font-size: 0.83rem; color: var(--muted); }
.metric-value { font-weight: 600; color: var(--positive); font-size: 0.9rem; letter-spacing: -0.01em; }
.metric-value.up::before { content: "↑ "; font-weight: 500; }

/* ─── BUTTONS ──────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 12px 24px;
  border-radius: var(--pill);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
  font-family: inherit;
  white-space: nowrap;
}

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(0, 113, 227, 0.28);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.6);
  color: var(--ink);
  border: 1px solid var(--line-strong);
}
.btn-outline:hover { background: #fff; color: var(--ink); border-color: var(--muted); transform: translateY(-1px); }

.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: #000; color: #fff; transform: translateY(-1px); }

.btn-link {
  background: none;
  padding-left: 4px;
  padding-right: 4px;
  color: var(--accent-text);
  font-weight: 500;
}
.btn-link::after { content: " ›"; transition: margin var(--transition); }
.btn-link:hover { color: var(--accent-hover); }
.btn-link:hover::after { margin-left: 3px; }

.btn-group { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

/* ─── SECTIONS ─────────────────────────────────────────── */
.section { padding: 108px 0; }
.section-alt { background: var(--bg-subtle); }
.section-dark { background: var(--dark); color: #f5f5f7; }
.section-tight { padding: 72px 0; }

.section-header { text-align: center; margin-bottom: 56px; max-width: 760px; margin-left: auto; margin-right: auto; }

.section-label {
  display: inline-block;
  color: var(--accent-text);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(1.9rem, 3.3vw, 2.85rem);
  font-weight: 600;
  letter-spacing: -0.028em;
  line-height: 1.1;
  color: var(--ink);
  margin-bottom: 14px;
  text-wrap: balance;
}

.section-dark .section-header h2 { color: #fff; }

.section-header p {
  font-size: 1.02rem;
  color: var(--muted);
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.6;
}
.section-dark .section-header p { color: rgba(255, 255, 255, 0.72); }

/* ─── GRIDS & CARDS ────────────────────────────────────── */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }

.card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: transparent;
}

.card-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-soft);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  margin-bottom: 18px;
  color: var(--accent-text);
  line-height: 1;
}

.card h3 {
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: -0.018em;
  margin-bottom: 9px;
  color: var(--ink);
}
.card p { font-size: 0.92rem; color: var(--muted); line-height: 1.62; }
.card p + p { margin-top: 10px; }

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: auto;
  padding-top: 18px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--accent-text);
}
.card-link::after { content: "›"; transition: transform var(--transition); }
.card-link:hover::after { transform: translateX(3px); }

.card .tag-list { margin-top: 14px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 7px; }
.tag {
  font-size: 0.71rem;
  font-weight: 500;
  color: var(--muted-strong);
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--pill);
  padding: 4px 10px;
}

/* ─── TRUST BAR ────────────────────────────────────────── */
.trust-bar { padding: 48px 0; border-bottom: 1px solid var(--line); background: var(--bg); }
.trust-bar .container {
  display: flex; align-items: center; justify-content: center;
  gap: 20px; flex-wrap: wrap;
}
.trust-item { text-align: center; min-width: 150px; padding: 0 18px; position: relative; }
.trust-item + .trust-item::before {
  content: ""; position: absolute; left: 0; top: 8px; bottom: 8px;
  width: 1px; background: var(--line);
}
.trust-item strong {
  display: block; font-size: 1.55rem; font-weight: 600;
  color: var(--ink); letter-spacing: -0.03em; line-height: 1.2;
}
.trust-item span { font-size: 0.78rem; color: var(--muted); }

/* ─── PROCESS ──────────────────────────────────────────── */
.process-steps { counter-reset: step; }
.process-step {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 22px;
  margin-bottom: 34px;
  align-items: start;
}
.process-step:last-child { margin-bottom: 0; }
.step-num {
  width: 44px; height: 44px; border-radius: 50%;
  background: #fff; border: 1px solid var(--line-strong);
  color: var(--ink); display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 0.95rem; flex-shrink: 0;
  box-shadow: var(--shadow-xs);
}
.step-content h3 { font-size: 1.05rem; font-weight: 600; color: var(--ink); margin-bottom: 5px; letter-spacing: -0.015em; }
.step-content p { font-size: 0.91rem; color: var(--muted); line-height: 1.65; }

/* ─── TESTIMONIALS ─────────────────────────────────────── */
.testimonial {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
}
.testimonial-text { font-size: 0.95rem; line-height: 1.68; color: var(--ink-soft); margin-bottom: 20px; }
.testimonial-author { display: flex; align-items: center; gap: 11px; margin-top: auto; }
.testimonial-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 0.78rem; color: var(--ink-soft);
}
.testimonial-info strong { display: block; font-size: 0.86rem; font-weight: 600; color: var(--ink); }
.testimonial-info span { font-size: 0.76rem; color: var(--muted); }
.stars { color: #f5a623; font-size: 0.8rem; margin-bottom: 10px; letter-spacing: 2px; }

/* ─── FAQ ──────────────────────────────────────────────── */
.faq-list { max-width: 780px; margin: 0 auto; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 22px 2px;
  background: none;
  border: none;
  font-size: 1rem;
  font-weight: 500;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  letter-spacing: -0.012em;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--accent-text); }
.faq-question::after {
  content: "+";
  font-size: 1.35rem;
  font-weight: 300;
  color: var(--muted);
  transition: transform var(--transition), color var(--transition);
  flex-shrink: 0;
  line-height: 1;
}
.faq-item.open .faq-question::after { transform: rotate(45deg); color: var(--accent-text); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.36s var(--ease-out); }
.faq-answer p { padding: 0 40px 22px 2px; font-size: 0.93rem; color: var(--muted); line-height: 1.68; }

/* ─── CTA ──────────────────────────────────────────────── */
.cta-section {
  padding: 96px 0;
  background:
    radial-gradient(700px 400px at 50% -20%, rgba(0, 113, 227, 0.28), transparent 65%),
    #1d1d1f;
  color: #f5f5f7;
  text-align: center;
}
.cta-section h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.8rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 14px;
  color: #fff;
  text-wrap: balance;
}
.cta-section p {
  font-size: 1.02rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: 560px;
  margin: 0 auto 30px;
  line-height: 1.6;
}
.cta-section .btn-primary { box-shadow: 0 10px 30px rgba(0, 113, 227, 0.35); }
.cta-note { margin-top: 18px; font-size: 0.78rem; color: rgba(255, 255, 255, 0.45); }

/* ─── FORMS ────────────────────────────────────────────── */
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--ink-soft);
  margin-bottom: 6px;
}
.form-group .req { color: var(--accent-text); }
.form-control {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
  appearance: none;
}
.form-control::placeholder { color: #a1a1a6; }
.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.12);
}
textarea.form-control { resize: vertical; min-height: 128px; }
select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236e6e73' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 15px center;
  padding-right: 40px;
}
.form-consent { display: flex; gap: 10px; align-items: flex-start; font-size: 0.78rem; color: var(--muted); line-height: 1.5; }
.form-consent input { width: 17px; height: 17px; margin-top: 2px; flex-shrink: 0; accent-color: var(--accent); }
.form-consent a { text-decoration: underline; }
.form-error { display: none; color: #c0392b; font-size: 0.78rem; margin-top: 6px; }
.form-control[aria-invalid="true"] { border-color: #c0392b; }
.form-control[aria-invalid="true"] + .form-error { display: block; }

.form-success { display: none; text-align: center; padding: 32px 12px; }
.form-success.show { display: block; }
.form-success svg { width: 52px; height: 52px; color: var(--positive); margin: 0 auto 14px; }
.form-success h3 { font-size: 1.15rem; color: var(--ink); margin-bottom: 6px; letter-spacing: -0.015em; }
.form-success p { color: var(--muted); font-size: 0.9rem; }

/* ─── PAGE HERO ────────────────────────────────────────── */
.page-hero {
  padding: calc(var(--header-h) + 72px) 0 56px;
  background: linear-gradient(180deg, #fbfbfd 0%, #f5f5f7 100%);
  border-bottom: 1px solid var(--line);
  color: var(--ink);
}
.page-hero .container { max-width: 880px; }
.page-hero h1 {
  font-size: clamp(2.15rem, 4.4vw, 3.4rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.06;
  margin-bottom: 14px;
  text-wrap: balance;
}
.page-hero p {
  font-size: 1.05rem;
  color: var(--muted-strong);
  max-width: 620px;
  line-height: 1.6;
}
.page-hero .hero-meta {
  display: flex; flex-wrap: wrap; gap: 8px 20px;
  margin-top: 22px; font-size: 0.79rem; color: var(--muted);
}
.page-hero .hero-meta span { display: inline-flex; align-items: center; gap: 6px; }

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  font-size: 0.78rem;
  margin-bottom: 20px;
  color: var(--muted);
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent-text); }
.breadcrumb span[aria-current] { color: var(--ink-soft); }
.breadcrumb .sep { color: #c7c7cc; }

/* ─── ABOUT ────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: center;
}
.about-photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  background:
    radial-gradient(280px 200px at 70% 20%, rgba(0, 113, 227, 0.16), transparent 70%),
    linear-gradient(160deg, #f5f5f7 0%, #e8e8ed 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
.about-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 120%, rgba(255, 255, 255, 0.7), transparent 60%);
}
.about-photo .monogram {
  font-size: clamp(4rem, 9vw, 7rem);
  font-weight: 600;
  letter-spacing: -0.06em;
  color: var(--ink);
  opacity: 0.16;
  position: relative;
  z-index: 1;
}
.about-text h2 {
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 18px;
}
.about-text p { margin-bottom: 14px; color: var(--muted-strong); font-size: 0.97rem; line-height: 1.72; }
.about-text strong { color: var(--ink); font-weight: 600; }

.credentials { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 24px; }
.credential-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 13px;
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: var(--pill);
  font-size: 0.76rem;
  font-weight: 500;
  color: var(--ink-soft);
}

/* ─── CASE STUDIES ─────────────────────────────────────── */
.case-card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.case-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.case-header { padding: 26px 26px 20px; border-bottom: 1px solid var(--line); }
.case-industry {
  font-size: 0.71rem; font-weight: 600; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--accent-text); margin-bottom: 7px;
}
.case-header h3 { font-size: 1.08rem; font-weight: 600; color: var(--ink); letter-spacing: -0.018em; line-height: 1.3; }
.case-body { padding: 22px 26px 26px; }
.case-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 16px; }
.case-metric { text-align: center; padding: 13px 6px; background: var(--bg-subtle); border-radius: var(--radius-sm); }
.case-metric strong { display: block; font-size: 1.15rem; font-weight: 600; color: var(--ink); letter-spacing: -0.02em; }
.case-metric span { font-size: 0.68rem; color: var(--muted); }
.case-body p { font-size: 0.88rem; color: var(--muted); line-height: 1.62; }

/* ─── CONTACT ──────────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 48px; align-items: start; }
.contact-panel {
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.contact-panel h2 { font-size: 1.3rem; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 6px; }
.contact-panel > p { font-size: 0.9rem; color: var(--muted); margin-bottom: 26px; line-height: 1.6; }
.contact-info-item { display: flex; gap: 14px; margin-bottom: 22px; }
.contact-info-item:last-of-type { margin-bottom: 0; }
.contact-icon {
  width: 40px; height: 40px; background: #fff; border: 1px solid var(--line);
  border-radius: 11px; display: flex; align-items: center; justify-content: center;
  font-size: 1rem; color: var(--accent-text); flex-shrink: 0;
}
.contact-info-item h3 { font-size: 0.82rem; font-weight: 600; color: var(--ink); margin-bottom: 2px; }
.contact-info-item p, .contact-info-item a { font-size: 0.88rem; color: var(--muted); }
.contact-info-item a:hover { color: var(--accent-text); }

.contact-form {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px;
  box-shadow: var(--shadow);
}
.contact-form h2 { font-size: 1.3rem; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 6px; }
.contact-form > p { font-size: 0.88rem; color: var(--muted); margin-bottom: 24px; }

.map-embed {
  width: 100%; height: 300px; border-radius: var(--radius);
  overflow: hidden; margin-top: 40px; border: 1px solid var(--line);
  filter: grayscale(0.35) contrast(1.02);
}
.map-embed iframe { width: 100%; height: 100%; border: 0; }

/* ─── BLOG ─────────────────────────────────────────────── */
.blog-card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.blog-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.blog-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  background:
    radial-gradient(240px 160px at 75% 20%, rgba(0, 113, 227, 0.18), transparent 70%),
    linear-gradient(150deg, #f5f5f7 0%, #e8e8ed 100%);
  display: flex; align-items: center; justify-content: center;
  color: var(--ink); font-size: 1.6rem; font-weight: 600; letter-spacing: -0.04em;
  border-bottom: 1px solid var(--line);
  opacity: 0.9;
}
.blog-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.blog-meta { font-size: 0.72rem; color: var(--muted); margin-bottom: 9px; display: flex; gap: 14px; flex-wrap: wrap; }
.blog-body h3 { font-size: 1.05rem; font-weight: 600; color: var(--ink); margin-bottom: 8px; line-height: 1.35; letter-spacing: -0.018em; }
.blog-body > p { font-size: 0.88rem; color: var(--muted); line-height: 1.62; margin-bottom: 16px; }
.blog-body .card-link { margin-top: auto; padding-top: 0; }

.blog-featured { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 0; align-items: stretch; }
.blog-featured .blog-thumb { aspect-ratio: auto; height: 100%; min-height: 260px; border-bottom: none; border-right: 1px solid var(--line); }
.blog-featured .blog-body { padding: 34px; }
.blog-featured h3 { font-size: 1.45rem; letter-spacing: -0.025em; }

/* ─── ARTICLE / PROSE ──────────────────────────────────── */
.article-wrap { max-width: 760px; margin: 0 auto; }
.prose { font-size: 1.02rem; line-height: 1.72; color: var(--ink-soft); }
.prose > * + * { margin-top: 1.15em; }
.prose h2 {
  font-size: clamp(1.4rem, 2.4vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.18;
  color: var(--ink);
  margin-top: 1.9em;
  margin-bottom: 0.1em;
}
.prose h3 {
  font-size: 1.16rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-top: 1.5em;
  margin-bottom: 0.1em;
}
.prose p { color: var(--ink-soft); }
.prose strong { color: var(--ink); font-weight: 600; }
.prose a { text-decoration: underline; text-underline-offset: 2px; text-decoration-thickness: 1px; }
.prose ul, .prose ol { padding-left: 1.35em; }
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose li { margin-bottom: 0.5em; }
.prose li::marker { color: var(--muted); }
.prose blockquote {
  border-left: 3px solid var(--accent);
  padding: 4px 0 4px 20px;
  color: var(--muted-strong);
  font-size: 1.04rem;
}
.prose figure { margin: 1.8em 0; }
.prose figcaption { font-size: 0.78rem; color: var(--muted); margin-top: 8px; text-align: center; }
.prose table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.prose th, .prose td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--line); }
.prose th { font-weight: 600; color: var(--ink); background: var(--bg-subtle); }
.prose hr { border: none; border-top: 1px solid var(--line); margin: 2em 0; }

.answer-box {
  background: var(--accent-soft);
  border: 1px solid rgba(0, 113, 227, 0.18);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin: 26px 0;
}
.answer-box .answer-label {
  display: block; font-size: 0.7rem; font-weight: 600; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--accent-text); margin-bottom: 6px;
}
.answer-box p { font-size: 0.98rem; color: var(--ink-soft); margin: 0; }

.key-takeaways {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 26px;
  margin: 28px 0;
  box-shadow: var(--shadow-xs);
}
.key-takeaways h2, .key-takeaways h3 {
  font-size: 0.82rem !important;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted) !important;
  margin: 0 0 12px !important;
  font-weight: 600 !important;
}
.key-takeaways ul { list-style: none; padding: 0; }
.key-takeaways li {
  position: relative;
  padding-left: 24px;
  font-size: 0.92rem;
  margin-bottom: 8px;
  color: var(--ink-soft);
  line-height: 1.55;
}
.key-takeaways li::before {
  content: "✓";
  position: absolute; left: 0; top: 0;
  color: var(--accent-text); font-weight: 600;
}

.toc {
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin: 28px 0;
}
.toc h2 {
  font-size: 0.78rem !important;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted) !important;
  margin: 0 0 10px !important;
  font-weight: 600 !important;
}
.toc ol { list-style: none; padding: 0; counter-reset: toc; }
.toc li { counter-increment: toc; margin-bottom: 6px; font-size: 0.9rem; }
.toc li::before { content: counter(toc) ". "; color: var(--muted); }
.toc a { color: var(--ink-soft); }
.toc a:hover { color: var(--accent-text); }

.author-box {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  margin-top: 48px;
}
.author-avatar {
  width: 52px; height: 52px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(160deg, #e8e8ed, #d6d6db);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; color: var(--ink-soft); letter-spacing: -0.03em;
}
.author-box h3 { font-size: 0.95rem; font-weight: 600; margin-bottom: 4px; }
.author-box p { font-size: 0.85rem; color: var(--muted); line-height: 1.6; }
.author-box .author-links { margin-top: 8px; font-size: 0.8rem; display: flex; gap: 14px; flex-wrap: wrap; }

.article-meta {
  display: flex; flex-wrap: wrap; gap: 8px 18px;
  font-size: 0.78rem; color: var(--muted);
  padding: 18px 0 0;
  margin-top: 20px;
  border-top: 1px solid var(--line);
}

.related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 28px; }
.related-link {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.related-link:hover { border-color: var(--line-strong); box-shadow: var(--shadow-xs); }
.related-link span { font-size: 0.7rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }
.related-link strong { display: block; font-size: 0.95rem; font-weight: 600; color: var(--ink); margin-top: 5px; line-height: 1.4; }

/* ─── FOOTER ───────────────────────────────────────────── */
.footer { background: var(--bg-subtle); color: var(--muted); padding: 56px 0 28px; border-top: 1px solid var(--line); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr 1.15fr;
  gap: 36px;
  margin-bottom: 40px;
}
.footer .logo { font-size: 1.1rem; color: var(--ink); margin-bottom: 12px; display: inline-block; }
.footer p { font-size: 0.8rem; line-height: 1.65; max-width: 300px; }
.footer h4 {
  color: var(--ink);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 12px;
}
.footer-links a {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
  padding: 3px 0;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--ink); }
.footer-links span { display: block; color: var(--muted); font-size: 0.8rem; padding: 3px 0; }

.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 0.75rem;
}
.footer-bottom a { color: var(--muted); }
.footer-bottom a:hover { color: var(--ink); }
.footer-note { font-size: 0.72rem; color: #86868b; margin-top: 10px; max-width: none; }

.footer-bottom-flex {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.social-links {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
}
.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted);
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}
.social-links a:hover {
  color: var(--accent-text);
  border-color: rgba(0, 113, 227, 0.35);
  background: var(--accent-soft);
  transform: translateY(-1px);
}
.social-links svg {
  width: 15px;
  height: 15px;
  display: block;
  fill: currentColor;
}

/* ─── REVEAL ANIMATION ─────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ─── COOKIE BAR ───────────────────────────────────────── */
.cookie-bar {
  position: fixed;
  left: 16px; right: 16px; bottom: 16px;
  z-index: 1500;
  max-width: 620px;
  margin: 0 auto;
  background: rgba(29, 29, 31, 0.94);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  color: #f5f5f7;
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-lg);
  transform: translateY(140%);
  transition: transform 0.5s var(--ease-out);
}
.cookie-bar.show { transform: none; }
.cookie-bar p { font-size: 0.78rem; line-height: 1.5; color: rgba(255, 255, 255, 0.8); }
.cookie-bar a { color: #fff; text-decoration: underline; }
.cookie-actions { display: flex; gap: 8px; flex-shrink: 0; }
.cookie-actions button {
  border: none; border-radius: var(--pill); cursor: pointer;
  font-size: 0.76rem; font-weight: 500; padding: 8px 15px;
  background: #fff; color: var(--ink); transition: opacity var(--transition);
}
.cookie-actions button.ghost { background: rgba(255, 255, 255, 0.12); color: #fff; }
.cookie-actions button:hover { opacity: 0.85; }

/* ─── UTILITIES ────────────────────────────────────────── */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.lead { font-size: 1.08rem; color: var(--muted-strong); line-height: 1.65; }
.divider { height: 1px; background: var(--line); border: none; margin: 0; }
.surface { background: var(--bg-subtle); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.callout {
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 16px 20px;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

/* ─── RESPONSIVE ───────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; gap: 44px; }
  .hero-visual { display: none; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .contact-grid, .blog-featured { grid-template-columns: 1fr; }
  .blog-featured .blog-thumb { min-height: 200px; aspect-ratio: 16 / 9; border-right: none; border-bottom: 1px solid var(--line); }
}

@media (max-width: 820px) {
  :root { --header-h: 50px; }
  html { font-size: 16px; }
  .nav-list {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0; right: 0;
    background: rgba(255, 255, 255, 0.97);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: stretch;
    padding: 14px 24px 22px;
    gap: 4px;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  }
  .nav-list.open { display: flex; }
  .nav-list li { width: 100%; }
  .nav-list a { display: block; padding: 12px 4px; font-size: 0.95rem; border-bottom: 1px solid var(--line); }
  .nav-list a::after { display: none; }
  .nav-list a.active { color: var(--accent-text); }
  .nav-cta { text-align: center; margin-top: 10px; border-bottom: none !important; padding: 12px 18px !important; font-size: 0.9rem !important; }
  .burger { display: flex; }
  .burger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .burger.open span:nth-child(2) { opacity: 0; }
  .burger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

  .hero { padding: calc(var(--header-h) + 64px) 0 64px; }
  .hero-stats { gap: 30px; flex-wrap: wrap; }
  .hero-stat strong { font-size: 1.4rem; }

  .section { padding: 70px 0; }
  .section-header { margin-bottom: 40px; }
  .grid-3, .grid-2, .related-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .footer-bottom-flex { gap: 12px; }
  .btn-group { flex-direction: column; align-items: stretch; }
  .btn-group .btn { width: 100%; }
  .trust-item { min-width: 40%; }
  .trust-item + .trust-item::before { display: none; }
  .case-metrics { grid-template-columns: repeat(3, 1fr); }
  .contact-form, .contact-panel { padding: 24px; }
  .cookie-bar { flex-direction: column; align-items: flex-start; gap: 12px; }
  .cookie-actions { width: 100%; }
  .cookie-actions button { flex: 1; }
  .article-wrap { padding: 0; }
}

@media (max-width: 480px) {
  .container { padding: 0 18px; }
  .hero-stats { flex-direction: column; gap: 14px; }
  .hero-stats .hero-stat { display: flex; align-items: baseline; gap: 10px; }
  .hero-stats .hero-stat strong { font-size: 1.25rem; }
  .case-metrics { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .author-box { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

@media print {
  .header, .burger, .cta-section, .footer, .cookie-bar, .btn, .breadcrumb { display: none !important; }
  .hero, .page-hero { padding: 24px 0; background: none; }
  body { font-size: 11pt; color: #000; }
  a { color: #000; text-decoration: underline; }
}

/* ─── TABLES & CODE ─────────────────────────────────────── */
.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin: 1.2em 0;
}
.prose th, .prose td {
  text-align: left;
  padding: 11px 12px;
  border-bottom: 1px solid var(--line);
}
.prose th { font-weight: 600; color: var(--ink); background: var(--bg-subtle); }
.prose code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 6px;
  color: var(--ink);
}
.prose pre {
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 16px;
  overflow-x: auto;
  margin: 1.4em 0;
}
.prose pre code {
  background: transparent;
  border: none;
  padding: 0;
  color: var(--ink-soft);
  font-size: 0.85rem;
  line-height: 1.55;
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.form-alert {
  background: rgba(192, 57, 43, 0.08);
  border: 1px solid rgba(192, 57, 43, 0.22);
  border-radius: var(--radius-sm);
  color: #a8342a;
  font-size: 0.85rem;
  line-height: 1.55;
  padding: 12px 15px;
  margin-bottom: 18px;
}
.form-alert[hidden] { display: none; }
.form-alert:focus-visible { outline: 2px solid rgba(192, 57, 43, 0.45); outline-offset: 2px; }
.btn[disabled] { opacity: 0.55; cursor: not-allowed; transform: none !important; }