/* ============================================================
   Max Lessi — B2B Growth Consulting
   ============================================================ */

:root {
  --ink: #10151d;
  --ink-soft: #3d4654;
  --muted: #6b7484;
  --line: #e4e7ec;
  --bg: #ffffff;
  --bg-alt: #f6f7f9;
  --navy: #0e2a47;
  --navy-deep: #0a1f36;
  --accent: #1f5eff;
  --accent-dark: #1548c9;
  --gold: #c9a24b;
  --radius: 14px;
  --font-serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

section { padding: 96px 0; }

/* ---------- Typography ---------- */

h1, h2, h3 { font-family: var(--font-serif); font-weight: 600; line-height: 1.15; letter-spacing: -0.01em; }

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.25rem; }

.kicker {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-head { max-width: 720px; margin-bottom: 56px; }
.section-head p { color: var(--muted); margin-top: 16px; font-size: 1.06rem; }

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

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 30px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.98rem;
  transition: all .2s ease;
  border: 1px solid transparent;
  cursor: pointer;
}

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

.btn-ghost { border-color: var(--line); color: var(--ink); background: transparent; }
.btn-ghost:hover { border-color: var(--ink); }

.btn-light { background: #fff; color: var(--navy-deep); }
.btn-light:hover { background: #eef1f6; transform: translateY(-1px); }

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.site-header.scrolled { border-color: var(--line); box-shadow: 0 2px 20px rgba(16,21,29,.05); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
  gap: 24px;
}

.logo { font-family: var(--font-serif); font-size: 1.3rem; font-weight: 700; letter-spacing: -0.01em; }
.logo span { color: var(--accent); }
.logo-sub { display: block; font-family: var(--font-sans); font-size: 0.62rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); margin-top: 1px; }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a { font-size: 0.92rem; font-weight: 500; color: var(--ink-soft); transition: color .15s; }
.main-nav a:hover { color: var(--ink); }

.header-cta { display: flex; align-items: center; gap: 16px; }

.lang-switch {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  font-size: 0.8rem;
  font-weight: 600;
}
.lang-switch a { padding: 6px 11px; color: var(--muted); }
.lang-switch a.active { background: var(--ink); color: #fff; }

.btn-nav { padding: 11px 22px; font-size: 0.9rem; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ink); margin: 5px 0; transition: .2s; }

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

.hero {
  padding: 110px 0 90px;
  background:
    radial-gradient(1200px 500px at 85% -10%, rgba(31,94,255,.07), transparent 60%),
    radial-gradient(900px 400px at -10% 110%, rgba(14,42,71,.05), transparent 60%);
}

.hero-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 64px; align-items: center; }

.hero h1 { margin-bottom: 24px; }
.hero h1 em { font-style: normal; color: var(--accent); }

.hero-lede { font-size: 1.15rem; color: var(--ink-soft); max-width: 560px; margin-bottom: 36px; }

.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 34px; }

.hero-note { font-size: 0.86rem; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.hero-note::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #2fbf71; flex-shrink: 0; }

.hero-panel {
  background: var(--navy-deep);
  color: #fff;
  border-radius: var(--radius);
  padding: 38px 34px;
  box-shadow: 0 30px 70px rgba(10,31,54,.25);
}

.hero-panel h3 { font-size: 0.8rem; font-family: var(--font-sans); font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: #8fa6c4; margin-bottom: 22px; }

.hero-panel ul { list-style: none; }
.hero-panel li {
  padding: 13px 0;
  border-bottom: 1px solid rgba(255,255,255,.09);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  font-size: 0.94rem;
  color: #c6d2e2;
}
.hero-panel li:last-child { border-bottom: none; }
.hero-panel li strong { font-family: var(--font-serif); font-size: 1.35rem; color: #fff; white-space: nowrap; }

/* ---------- Trust bar ---------- */

.trust { padding: 0 0 20px; }
.trust-inner {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 26px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 18px 32px;
}
.trust-item { font-size: 0.88rem; font-weight: 600; color: var(--ink-soft); display: flex; align-items: center; gap: 9px; }
.trust-item svg { flex-shrink: 0; }

/* ---------- Problem ---------- */

.problem { background: var(--bg-alt); }

.problem-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }

.problem-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 30px 26px;
}
.problem-card h3 { margin-bottom: 10px; font-size: 1.12rem; }
.problem-card p { color: var(--muted); font-size: 0.95rem; }
.problem-card .num {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: var(--accent);
  font-weight: 700;
  display: block;
  margin-bottom: 14px;
}

/* ---------- Model ---------- */

.model-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }

.model-text > p { color: var(--ink-soft); font-size: 1.05rem; margin-top: 18px; }
.model-text > p strong { color: var(--ink); }

.model-list { list-style: none; margin-top: 34px; display: grid; gap: 18px; }
.model-list li { display: flex; gap: 16px; align-items: flex-start; }
.model-list .dot {
  flex-shrink: 0;
  width: 34px; height: 34px;
  border-radius: 50%;
  background: rgba(31,94,255,.1);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}
.model-list h3 { font-size: 1.05rem; margin-bottom: 4px; }
.model-list p { color: var(--muted); font-size: 0.94rem; }

.model-aside {
  background: var(--navy);
  border-radius: var(--radius);
  color: #dbe4f0;
  padding: 40px 36px;
  position: sticky;
  top: 110px;
}
.model-aside h3 { color: #fff; font-size: 1.35rem; margin-bottom: 16px; }
.model-aside p { font-size: 0.97rem; margin-bottom: 14px; color: #b9c7da; }
.model-aside p strong { color: #fff; }
.model-aside .aside-foot {
  margin-top: 24px; padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: 0.85rem; color: #8fa6c4;
}

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

.services { background: var(--bg-alt); }

.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }

.service-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.service-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(16,21,29,.08); }
.service-card .icon {
  width: 46px; height: 46px;
  border-radius: 10px;
  background: rgba(31,94,255,.09);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  color: var(--accent);
}
.service-card h3 { margin-bottom: 10px; font-size: 1.1rem; }
.service-card p { color: var(--muted); font-size: 0.93rem; }

/* ---------- Process ---------- */

.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 8px; }

.step {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
}
.step .step-week {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 14px;
}
.step h3 { font-size: 1.08rem; margin-bottom: 10px; }
.step p { color: var(--muted); font-size: 0.92rem; }

/* ---------- Cases ---------- */

.cases { background: var(--navy-deep); color: #fff; }
.cases .kicker { color: var(--gold); }
.cases .section-head p { color: #9db0c9; }

.cases-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }

.case-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  padding: 34px 32px;
}
.case-card .case-market {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: 12px;
}
.case-card h3 { color: #fff; font-size: 1.2rem; margin-bottom: 18px; }
.case-metrics { display: flex; gap: 28px; flex-wrap: wrap; margin-bottom: 16px; }
.case-metrics div strong { display: block; font-family: var(--font-serif); font-size: 1.7rem; color: #fff; line-height: 1.1; }
.case-metrics div span { font-size: 0.8rem; color: #8fa6c4; }
.case-card > p { color: #9db0c9; font-size: 0.92rem; }

.cases-foot { margin-top: 36px; text-align: center; color: #8fa6c4; font-size: 0.88rem; }

/* ---------- Industries ---------- */

.industries-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }

.industry-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  background: #fff;
}
.industry-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.industry-card p { color: var(--muted); font-size: 0.9rem; }
.industry-card .icon { margin-bottom: 18px; color: var(--navy); }

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

.about { background: var(--bg-alt); }

.about-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; align-items: center; }

.about-photo {
  aspect-ratio: 4/4.6;
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
.about-photo img { width: 100%; height: 100%; object-fit: cover; }
.about-photo .monogram {
  font-family: var(--font-serif);
  font-size: 5rem;
  color: rgba(255,255,255,.25);
  font-weight: 700;
}

.about-text h2 { margin-bottom: 20px; }
.about-text > p { color: var(--ink-soft); margin-bottom: 16px; font-size: 1.02rem; }

.about-facts { display: grid; grid-template-columns: repeat(3, auto); gap: 14px 40px; margin-top: 30px; justify-content: start; }
.about-facts div strong { display: block; font-family: var(--font-serif); font-size: 1.5rem; }
.about-facts div span { font-size: 0.82rem; color: var(--muted); }

.about-quote {
  margin-top: 30px;
  padding: 22px 26px;
  background: #fff;
  border-left: 3px solid var(--accent);
  border-radius: 0 10px 10px 0;
  font-family: var(--font-serif);
  font-size: 1.08rem;
  font-style: italic;
  color: var(--ink-soft);
}

/* ---------- FAQ ---------- */

.faq-list { max-width: 780px; margin: 0 auto; }

.faq-list details {
  border-bottom: 1px solid var(--line);
  padding: 6px 0;
}
.faq-list summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 20px 0;
  font-weight: 600;
  font-size: 1.05rem;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--accent);
  transition: transform .2s;
  flex-shrink: 0;
}
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list details p { color: var(--muted); padding-bottom: 22px; max-width: 680px; }

/* ---------- Contact ---------- */

.contact { background: var(--navy-deep); color: #fff; }
.contact .kicker { color: var(--gold); }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; }

.contact-info h2 { color: #fff; margin-bottom: 20px; }
.contact-info > p { color: #9db0c9; margin-bottom: 30px; font-size: 1.03rem; }

.contact-channels { list-style: none; display: grid; gap: 16px; }
.contact-channels a {
  display: flex;
  align-items: center;
  gap: 14px;
  color: #dbe4f0;
  font-size: 0.97rem;
  transition: color .15s;
}
.contact-channels a:hover { color: #fff; }
.contact-channels .ch-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: rgba(255,255,255,.07);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.contact-form {
  background: #fff;
  border-radius: var(--radius);
  padding: 38px 36px;
  color: var(--ink);
}
.contact-form h3 { font-size: 1.3rem; margin-bottom: 24px; }

.form-row { margin-bottom: 18px; }
.form-row label { display: block; font-size: 0.83rem; font-weight: 600; margin-bottom: 7px; color: var(--ink-soft); }
.form-row input,
.form-row textarea,
.form-row select {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--bg-alt);
  transition: border-color .15s;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  outline: none;
  border-color: var(--accent);
  background: #fff;
}
.form-row textarea { resize: vertical; min-height: 110px; }

.form-note { font-size: 0.8rem; color: var(--muted); margin-top: 14px; }

.contact-form .btn { width: 100%; justify-content: center; }

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

.site-footer { background: #0a1626; color: #7e8ea3; padding: 40px 0; font-size: 0.85rem; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-inner .logo { color: #fff; font-size: 1.05rem; }
.footer-links { display: flex; gap: 24px; }
.footer-links a:hover { color: #fff; }

/* ---------- Reveal animation ---------- */

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

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

/* ---------- Thanks page ---------- */

.thanks-wrap { min-height: 70vh; display: flex; align-items: center; }
.thanks-box { max-width: 560px; }
.thanks-box h1 { margin-bottom: 18px; }
.thanks-box p { color: var(--muted); margin-bottom: 30px; font-size: 1.05rem; }

/* ---------- Responsive ---------- */

@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .model-grid { grid-template-columns: 1fr; gap: 44px; }
  .model-aside { position: static; }
}

@media (max-width: 820px) {
  section { padding: 68px 0; }

  .main-nav {
    display: none;
    position: absolute;
    top: 74px; left: 0; right: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 4%;
    gap: 18px;
    box-shadow: 0 20px 40px rgba(16,21,29,.08);
  }
  .main-nav.open { display: flex; }
  .nav-toggle { display: block; }
  .btn-nav { display: none; }

  .problem-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .about-photo { max-width: 340px; }
  .contact-grid { grid-template-columns: 1fr; gap: 44px; }
}

@media (max-width: 560px) {
  .services-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: 1fr; }
  .trust-inner { justify-content: flex-start; }
  .hero { padding: 70px 0 60px; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
  .contact-form { padding: 28px 22px; }
  .about-facts { grid-template-columns: repeat(2, auto); }
}