/* =========================================================
   Raanan Keren — site stylesheet
   Palette: white base, navy/blue accents, warm neutral text
   ========================================================= */

:root {
  --navy: #0f2a4d;
  --navy-dark: #0a1d38;
  --blue: #2f5f98;
  --blue-light: #4d7ab8;
  --blue-tint: #eaf1fa;
  --blue-tint-2: #f4f8fc;
  --rule: #d7e2ee;
  --ink: #232f3b;
  --ink-soft: #56677a;
  --white: #ffffff;
  --max-width: 1120px;
  --serif: Georgia, "Times New Roman", Times, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --shadow: 0 2px 18px rgba(15, 42, 77, 0.08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--navy); }

h1, h2, h3, h4 {
  font-family: var(--serif);
  color: var(--navy);
  line-height: 1.2;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2rem, 4.5vw, 2.9rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; color: var(--ink); }

.lede {
  font-size: 1.15rem;
  color: var(--ink-soft);
}

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

.kicker {
  display: inline-block;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.75em;
}

.rule {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 0;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.8em 1.7em;
  border-radius: 3px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--navy);
  color: var(--white);
}
.btn-primary:hover { background: var(--blue); color: var(--white); }

.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-outline:hover { background: var(--navy); color: var(--white); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--rule);
  backdrop-filter: saturate(180%) blur(6px);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.brand {
  font-family: var(--serif);
  font-size: 1.3rem;
  color: var(--navy);
  font-weight: 700;
  letter-spacing: 0.01em;
}
.brand:hover { color: var(--blue); }
.brand small {
  display: block;
  font-family: var(--sans);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 2px;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 8px 10px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--navy);
  margin: 4px 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--navy);
  font-size: 0.93rem;
  font-weight: 600;
}
.nav-links a:hover { color: var(--blue); }
.nav-links a.active { color: var(--blue); }

.nav-links a.btn { padding: 0.55em 1.3em; color: var(--white); }
.nav-links a.btn:hover { color: var(--white); }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(180deg, var(--blue-tint) 0%, var(--white) 100%);
  border-bottom: 1px solid var(--rule);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
  padding: 72px 24px 64px;
}

.hero-eyebrow {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 1em;
}

.hero h1 { margin-bottom: 0.25em; }

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 1.6em;
  flex-wrap: wrap;
}

/* ---------- Image placeholders ---------- */
.img-placeholder {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--blue-tint-2);
  border: 1.5px dashed #a9c3de;
  border-radius: 6px;
  color: var(--blue-light);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 20px;
  line-height: 1.5;
}
.img-placeholder span {
  display: block;
  color: var(--ink-soft);
  font-weight: 400;
  font-size: 0.78rem;
  margin-top: 4px;
}

.ph-portrait { aspect-ratio: 4 / 5; border-radius: 8px; }
.ph-square { aspect-ratio: 1 / 1; border-radius: 8px; }
.ph-wide { aspect-ratio: 16 / 9; border-radius: 8px; }

.photo-frame {
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--rule);
  box-shadow: var(--shadow);
}
.photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- Sections ---------- */
.section { padding: 76px 0; }
.section-tight { padding: 56px 0; }
.section-alt { background: var(--blue-tint-2); }
.section-navy {
  background: var(--navy);
  color: var(--white);
}
.section-navy h2, .section-navy h3 { color: var(--white); }
.section-navy p { color: #cfdcec; }

.section-head {
  max-width: 720px;
  margin: 0 0 2.6em;
}
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- Grids / Cards ---------- */
.grid {
  display: grid;
  gap: 28px;
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 32px 28px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

.card-number {
  font-family: var(--serif);
  font-size: 1.6rem;
  color: var(--blue-light);
  margin-bottom: 0.3em;
}

.card h3 { margin-bottom: 0.5em; }
.card p { color: var(--ink-soft); flex-grow: 1; }
.card .card-link { margin-top: 1em; font-weight: 600; font-size: 0.9rem; }

.card-accent {
  border-top: 3px solid var(--blue);
}

.tag {
  display: inline-block;
  background: var(--blue-tint);
  color: var(--blue);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.3em 0.7em;
  border-radius: 3px;
  margin-bottom: 0.9em;
}

.meta-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.82rem;
  color: var(--ink-soft);
  margin-bottom: 0.9em;
}
.meta-row strong { color: var(--navy); }

/* Numbered step list (forecasting process / uncertainty moves) */
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.steps li {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: var(--white);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--blue);
  border-radius: 6px;
  padding: 18px 22px;
}
.steps .num {
  flex: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  font-family: var(--serif);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
}
.steps h4 { margin: 0 0 0.2em; font-size: 1.02rem; color: var(--navy); }
.steps p { margin: 0; color: var(--ink-soft); font-size: 0.94rem; }

/* Pull quote */
.pull-quote {
  border-left: 3px solid var(--blue);
  background: var(--blue-tint);
  padding: 24px 28px;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.12rem;
  color: var(--navy);
  border-radius: 0 6px 6px 0;
  margin: 2em 0;
}

/* ---------- About page bio ---------- */
.bio-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 56px;
  align-items: start;
}

.bio-block { margin-bottom: 2em; }
.bio-block h3 { margin-bottom: 0.4em; }
.bio-block .kicker { margin-bottom: 0.3em; }

/* ---------- Contact (home, bottom section) ---------- */
.contact-info-list {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 420px;
}
.contact-info-list li {
  padding: 14px 0;
  border-top: 1px solid rgba(255,255,255,0.15);
  display: flex;
  gap: 12px;
  font-size: 1rem;
}
.contact-info-list li:first-child { border-top: none; }
.contact-info-list a { color: #fff; font-weight: 600; }
.contact-info-list a:hover { color: var(--blue-tint); }
.contact-info-list .label {
  color: #9fb6d1;
  min-width: 70px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-top: 2px;
}
.contact-info-list-center {
  margin-top: 0;
}
.contact-info-list-center li { justify-content: center; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-dark);
  color: #b9c9dc;
  padding: 40px 0 28px;
  font-size: 0.88rem;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-inner a { color: #d8e4f1; }
.footer-inner a:hover { color: #fff; }
.footer-links {
  display: flex;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
}

/* ---------- Page header (interior pages) ---------- */
.page-header {
  background: var(--blue-tint);
  border-bottom: 1px solid var(--rule);
  padding: 56px 0 48px;
}

/* ---------- Utilities ---------- */
.mt-lg { margin-top: 3em; }
.center { text-align: center; }
.small { font-size: 0.85rem; color: var(--ink-soft); }

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .hero-inner { grid-template-columns: 1fr; padding-top: 48px; }
  .hero-inner .hero-image { order: -1; max-width: 260px; margin: 0 auto; }
  .bio-grid { grid-template-columns: 1fr; }
  .bio-grid .hero-image { max-width: 280px; margin: 0 auto 1.5em; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--rule);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 24px 18px;
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; padding: 12px 0; border-top: 1px solid var(--rule); }
  .nav-links li:first-child { border-top: none; }
  .nav-links .btn { width: 100%; text-align: center; margin-top: 6px; }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section { padding: 52px 0; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}