/* Layout: navy "field" hero with the AV vector mark drawn large behind it; quiet paper-blue sections below;
   gold reserved for the primary call to action and the book. */
:root{
  --bg:#F3F6FA; --surface:#FFFFFF; --ink:#0E1B2E; --muted:#4D5B70; --line:#D6DDE7;
  --brand:#23497A; --brand-strong:#142E52; --gold:#9C7420; --gold-fill:#D4AA4B; --on-gold:#1A1405;
  --field:#0B1830; --field-2:#13284A; --field-ink:#EEF2F8; --field-muted:#A9B7CC; --field-mark:#2B5590;
  --display:"Frank Ruhl Libre", "Times New Roman", Georgia, serif;
  --body:"IBM Plex Sans", "IBM Plex Sans Hebrew", "Segoe UI", Arial, sans-serif;
  --mono:"IBM Plex Mono", "IBM Plex Sans Hebrew", ui-monospace, Menlo, monospace;
  --wrap:1160px; --gutter:clamp(16px,4vw,40px); --radius:4px;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#08111F; --surface:#0F1C30; --ink:#E7ECF4; --muted:#9AA9BE; --line:#22334C;
    --brand:#8DB0DC; --brand-strong:#B4CCEB; --gold:#DDB75E; --gold-fill:#D4AA4B; --on-gold:#1A1405;
    --field:#060E1C; --field-2:#0E1F3A; --field-ink:#EEF2F8; --field-muted:#A9B7CC; --field-mark:#24497F;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#08111F; --surface:#0F1C30; --ink:#E7ECF4; --muted:#9AA9BE; --line:#22334C;
  --brand:#8DB0DC; --brand-strong:#B4CCEB; --gold:#DDB75E; --gold-fill:#D4AA4B; --on-gold:#1A1405;
  --field:#060E1C; --field-2:#0E1F3A; --field-ink:#EEF2F8; --field-muted:#A9B7CC; --field-mark:#24497F;
  color-scheme:dark;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:400 1.0625rem/1.65 var(--body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
[dir="rtl"] body,[lang="he"] body{font-family:"IBM Plex Sans Hebrew","IBM Plex Sans","Segoe UI",Arial,sans-serif}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand)}
h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1.15;margin:0;text-wrap:balance;letter-spacing:-.005em}
h1{font-size:clamp(2.2rem,5vw,3.6rem)}
h2{font-size:clamp(1.6rem,3vw,2.3rem)}
h3{font-size:1.3rem;font-weight:500}
p{margin:0}
:focus-visible{outline:2px solid var(--gold-fill);outline-offset:3px}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.skip{position:absolute;inset-inline-start:-999px;top:8px;background:var(--surface);padding:8px 12px;z-index:10}
.skip:focus{inset-inline-start:8px}
.hp{position:absolute;inset-inline-start:-9999px}

.label{font:500 .78rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--gold);margin-bottom:14px}
.label-small{margin-bottom:10px}
.label-on-dark{color:var(--gold-fill)}

/* Header */
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--field);color:var(--field-ink);border-bottom:1px solid var(--field-2)}
.head-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:14px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;color:var(--field-ink);text-decoration:none;font:700 1.15rem/1 var(--display)}
.brand .mark{width:30px;height:36px;color:#7FA6D6}
.nav{display:flex;align-items:center;gap:clamp(12px,2.4vw,28px);flex-wrap:wrap;font-size:.95rem}
.nav a{color:var(--field-muted);text-decoration:none;padding-block:4px;border-bottom:1px solid transparent}
.nav a:hover,.nav a[aria-current="page"]{color:var(--field-ink);border-bottom-color:var(--gold-fill)}
.nav .nav-cta{color:var(--field-ink);border:1px solid var(--field-muted);padding:7px 14px;border-radius:var(--radius)}
.nav .nav-cta:hover{border-color:var(--gold-fill)}
.nav .lang{font-family:"IBM Plex Sans Hebrew","IBM Plex Sans",sans-serif}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:600 1rem/1 var(--body);padding:14px 22px;border-radius:var(--radius);text-decoration:none;border:1px solid transparent;cursor:pointer;transition:background .2s,border-color .2s,color .2s}
.btn-gold{background:var(--gold-fill);color:var(--on-gold)}
.btn-gold:hover{background:#E2BD66}
.btn-ghost{border-color:var(--field-muted);color:var(--field-ink)}
.btn-ghost:hover{border-color:var(--field-ink)}
.btn-solid{background:var(--brand-strong);color:var(--bg)}
.btn-solid:hover{background:var(--brand)}
.text-link{display:inline-flex;gap:8px;align-items:center;font-weight:600;text-decoration:none;color:var(--brand)}
.text-link:hover .arr{transform:translateX(4px)}
.arr{display:inline-block;transition:transform .2s}
[dir="rtl"] .arr{transform:scaleX(-1)}
[dir="rtl"] .text-link:hover .arr{transform:scaleX(-1) translateX(4px)}

/* Hero */
.hero{position:relative;overflow:hidden;background:radial-gradient(120% 90% at 85% 10%,var(--field-2),var(--field) 60%);color:var(--field-ink)}
.hero-art{position:absolute;inset-block:-8%;inset-inline-start:30%;width:min(900px,90vw);pointer-events:none}
.hero-art .mark{width:100%;height:auto;color:var(--field-mark);opacity:.55}
[dir="rtl"] .hero-art{inset-inline-start:auto;inset-inline-end:30%}
.hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:clamp(28px,5vw,72px);align-items:end;padding-block:clamp(48px,8vw,104px) 0}
.hero-copy{display:grid;gap:20px;padding-block-end:clamp(40px,6vw,88px);min-width:0}
.eyebrow{font:500 .8rem/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--gold-fill)}
[dir="rtl"] .eyebrow{text-align:right}
.hero-name{font:500 1.15rem/1 var(--display);color:var(--field-muted)}
.hero h1{max-width:17ch}
.lede{font-size:clamp(1.05rem,1.6vw,1.2rem);color:var(--field-muted);max-width:60ch}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}
.hero-photo{margin:0;align-self:end}
.hero-photo img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 12%;max-height:560px;border-radius:var(--radius) var(--radius) 0 0;filter:saturate(.95)}

/* Credentials strip */
.creds{background:var(--surface);border-bottom:1px solid var(--line)}
.creds-list{list-style:none;margin:0 auto;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding-block:0}
.creds-list li{display:grid;gap:4px;padding:24px 20px;border-inline-start:1px solid var(--line);min-width:0}
.creds-list li:first-child{border-inline-start:0;padding-inline-start:0}
.creds-list strong{font:700 1.2rem/1.2 var(--display);color:var(--brand-strong)}
.creds-list span{font-size:.92rem;color:var(--muted);line-height:1.45}

/* Blocks */
.block{padding-block:clamp(56px,8vw,104px)}
.block-alt{background:var(--surface);border-block:1px solid var(--line)}
.block h2{max-width:24ch;margin-bottom:clamp(28px,4vw,48px)}
.what-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,3vw,40px);margin-bottom:36px}
.what-item{display:grid;gap:10px;align-content:start;padding-top:20px;border-top:2px solid var(--brand)}
.what-item p{color:var(--muted)}

/* Book + article */
.book{display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr);gap:clamp(28px,5vw,64px);align-items:center}
.book-cover{width:100%;border-radius:2px;box-shadow:0 18px 40px -18px rgba(8,17,31,.55)}
.book-copy{display:grid;gap:16px;justify-items:start;max-width:58ch}
.book-copy .book-title{margin:0;font-size:clamp(1.6rem,3vw,2.2rem)}
[dir="rtl"] .book-copy .book-title{text-align:right}
.book-sub{font:500 1.05rem/1.4 var(--display);color:var(--gold)}
.book-copy p:not(.book-sub){color:var(--muted)}
.article-card{margin-top:clamp(40px,6vw,72px);padding-top:28px;border-top:1px solid var(--line);display:grid;gap:12px;max-width:70ch}
.article-card p:not(.label){color:var(--muted)}

/* Page heads */
.page-head{background:radial-gradient(120% 120% at 90% 0%,var(--field-2),var(--field) 65%);color:var(--field-ink);padding-block:clamp(56px,8vw,96px)}
.page-head h1{max-width:20ch}
.page-head .lede{margin-top:18px}
.thanks .btn{margin-top:28px}

/* About */
.about-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(28px,5vw,72px);align-items:start}
.about-photo{margin:0;position:sticky;top:96px}
.about-photo img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 10%;border-radius:var(--radius)}
.prose{display:grid;gap:18px;max-width:64ch;min-width:0}
.prose p:first-child{font:500 1.35rem/1.5 var(--display);color:var(--ink)}
.prose p{color:var(--muted)}
.timeline{list-style:none;margin:0;padding:0;display:grid}
.timeline li{display:grid;grid-template-columns:130px minmax(0,1fr) minmax(0,1fr);gap:20px;padding-block:16px;border-top:1px solid var(--line);align-items:baseline}
.timeline li:last-child{border-bottom:1px solid var(--line)}
.tl-year{font:500 .9rem/1.3 var(--mono);color:var(--gold);font-variant-numeric:tabular-nums}
[dir="rtl"] .tl-year{text-align:right}
.tl-role{font-weight:600}
.tl-org{color:var(--muted)}
.approach-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,5vw,72px);align-items:end}
.approach h2{margin-bottom:0}
.approach-p{color:var(--muted);font-size:1.1rem;max-width:60ch}

/* Services */
.svc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(20px,3vw,32px)}
.svc{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(22px,3vw,32px);display:grid;gap:14px;align-content:start}
.svc>p:not(.svc-for){color:var(--muted)}
.svc ul{margin:0;padding-inline-start:1.1em;display:grid;gap:6px}
.svc li::marker{color:var(--gold)}
.svc-for{margin-top:6px;padding-top:14px;border-top:1px solid var(--line);font-size:.92rem;color:var(--ink)}
.svc-for span{font:500 .75rem/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--gold);margin-inline-end:8px}
.path{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(16px,2.5vw,28px);counter-reset:step}
.path li{counter-increment:step;display:grid;gap:10px;align-content:start;padding-top:18px;border-top:2px solid var(--brand);position:relative}
.path li::before{content:counter(step);font:500 .85rem/1 var(--mono);color:var(--gold)}
.path h3{font-size:1.15rem}
.path p{color:var(--muted);font-size:.98rem}
.speak{display:grid;gap:14px;max-width:70ch}
.speak h2{margin-bottom:0}
.speak p{color:var(--muted)}

/* Contact */
.contact{background:var(--field);color:var(--field-ink);padding-block:clamp(56px,8vw,104px)}
.contact-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(32px,5vw,72px);align-items:start}
.contact-intro{display:grid;gap:16px;justify-items:start}
.contact-intro p:not(.label){color:var(--field-muted)}
.contact .text-link{color:var(--field-ink)}
.form{display:grid;gap:16px;min-width:0}
.row2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field{display:grid;gap:6px;font-size:.92rem;color:var(--field-muted)}
.field em{font-style:normal;opacity:.7;margin-inline-start:4px}
.field input,.field select,.field textarea{font:inherit;font-size:1rem;color:var(--field-ink);background:var(--field-2);border:1px solid #2A4066;border-radius:var(--radius);padding:12px 14px;width:100%;min-width:0;color-scheme:dark}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold-fill);box-shadow:0 0 0 3px rgba(212,170,75,.25)}
.field textarea{resize:vertical}
[dir="rtl"] .field input[type="email"]{text-align:right}
.form-foot{display:flex;flex-wrap:wrap;align-items:center;gap:16px}
.form .btn-solid{background:var(--gold-fill);color:var(--on-gold)}
.form .btn-solid:hover{background:#E2BD66}
.form-note{color:var(--gold-fill);font-size:.92rem}

/* Footer */
.site-foot{background:var(--field);color:var(--field-muted);border-top:1px solid var(--field-2)}
.foot-row{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;padding-block:22px;font-size:.9rem}
.foot-brand{display:inline-flex;align-items:center;gap:10px}
.foot-brand .mark{width:18px;height:22px;color:#7FA6D6}
.site-foot a{color:var(--field-ink)}

/* Responsive */
@media (max-width:900px){
  .hero-grid,.about-grid,.contact-grid,.approach-grid{grid-template-columns:minmax(0,1fr)}
  .hero-photo{max-width:420px}
  .hero-art{inset-inline-start:10%}
  [dir="rtl"] .hero-art{inset-inline-end:10%}
  .creds-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .creds-list li:nth-child(3){border-inline-start:0;padding-inline-start:0}
  .creds-list li{border-top:1px solid var(--line)}
  .creds-list li:nth-child(-n+2){border-top:0}
  .what-grid{grid-template-columns:minmax(0,1fr)}
  .svc-grid{grid-template-columns:minmax(0,1fr)}
  .path{grid-template-columns:repeat(2,minmax(0,1fr))}
  .about-photo{position:static;max-width:420px}
  .book{grid-template-columns:minmax(0,1fr)}
  .book-cover{max-width:240px}
}
@media (max-width:560px){
  .creds-list{grid-template-columns:minmax(0,1fr)}
  .creds-list li{border-inline-start:0;padding-inline-start:0;border-top:1px solid var(--line)}
  .creds-list li:first-child{border-top:0}
  .path,.row2{grid-template-columns:minmax(0,1fr)}
  .timeline li{grid-template-columns:minmax(0,1fr);gap:4px}
  .nav{font-size:.9rem;gap:12px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
}