/* ==========================================================================
   OverTone - "Resonance" design system
   קונספט: אוברטון = הצליל ההרמוני שמעל הצליל. אור חם בוקע מתוך חשכת ערב הופעה.
   פרימיטיב: MASS. מוטיב חתימה יחיד: "פס האוברטון" (אמפליטודה).
   RTL, logical properties, prefers-reduced-motion, focus-visible.
   ========================================================================== */

/* ---- Tokens ---- */
:root {
  --ink-900: #0A1B2E;   /* החשכה העמוקה ביותר */
  --ink-800: #0C2238;   /* מסה כהה דומיננטית */
  --ink-700: #102A43;
  --navy:    #173D64;    /* נייבי מותג (עוגן) */
  --gold:    #E7B23C;    /* ענבר חם (עוגן) */
  --gold-600:#C8922A;    /* ענבר כהה ל-hover על כהה */
  --gold-ink:#8A5E10;    /* ענבר כהה לטקסט/קישורים על רקע בהיר (AA 4.5:1) */
  --glow:    #F3D9A0;    /* זוהר */
  --paper:   #F6F1E7;    /* נייר חם */
  --paper-2: #ECE3D2;
  --text:    #15212E;    /* טקסט על נייר */
  --text-soft:#41525F;
  --on-dark: #F2ECDD;    /* טקסט על כהה */
  --on-dark-soft:#C4CFD6;
  --error:   #C0392B;
  --line:    rgba(231,178,60,.28);

  --maxw: 1240px;
  --read: 64ch;
  --gap: clamp(1rem, 2.4vw, 2rem);
  --band-py: clamp(3.5rem, 8vw, 7rem);
  --radius: 2px;

  --ff-display: "Frank Ruhl Libre", "Times New Roman", serif;
  --ff-body: "Noto Sans Hebrew", "Segoe UI", system-ui, -apple-system, sans-serif;

  --ease: cubic-bezier(.2,.7,.2,1);
  --dur: .6s;
}
/* fix accidental token */
/* ---- Reset ---- */
*,*::before,*::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--ff-body);
  font-weight: 400;
  font-size: clamp(17px, 1.05vw + 14px, 19px);
  line-height: 1.6;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--navy); text-underline-offset: .18em; text-decoration-thickness: .08em; }
a:hover { color: var(--gold-ink); }
h1,h2,h3,h4,h5,h6 { font-family: var(--ff-display); line-height: 1.1; margin: 0 0 .5em; font-weight: 700; }
p { margin: 0 0 1.1em; }
ul,ol { margin: 0 0 1.2em; padding-inline-start: 1.3em; }
li { margin-block: .35em; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; border-radius: var(--radius); }

.container { width: min(100% - 2.2rem, var(--maxw)); margin-inline: auto; }
.skip-link {
  position: absolute; inset-inline-start: 1rem; inset-block-start: -100%;
  background: var(--gold); color: var(--ink-900); padding: .7rem 1.1rem;
  font-weight: 800; z-index: 200; border-radius: var(--radius);
}
.skip-link:focus { inset-block-start: 1rem; }
.visually-hidden { position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0; }

/* ---- Signature motif: overtone amplitude bars ---- */
.overtone-mark { display:flex; align-items:flex-end; gap:5px; height:34px; }
.overtone-mark span {
  inline-size: 5px; background: var(--gold); border-radius: 2px;
  transform-origin: bottom; transform: scaleY(.25); opacity: .9;
  animation: ot-rise 1.6s var(--ease) both;
}
.overtone-mark span:nth-child(1){ block-size: 40%; animation-delay:.02s; }
.overtone-mark span:nth-child(2){ block-size: 75%; animation-delay:.10s; }
.overtone-mark span:nth-child(3){ block-size: 100%; animation-delay:.18s; }
.overtone-mark span:nth-child(4){ block-size: 60%; animation-delay:.26s; }
.overtone-mark span:nth-child(5){ block-size: 88%; animation-delay:.34s; }
.overtone-mark span:nth-child(6){ block-size: 45%; animation-delay:.42s; }
.overtone-mark span:nth-child(7){ block-size: 70%; animation-delay:.50s; }
@keyframes ot-rise { from{ transform: scaleY(.12); opacity:0;} to{ transform: scaleY(1); opacity:.92;} }

/* ---- Header / Nav ---- */
.site-header {
  position: sticky; inset-block-start: 0; z-index: 100;
  background: color-mix(in srgb, var(--ink-900) 92%, transparent);
  backdrop-filter: blur(8px);
  border-block-end: 1px solid var(--line);
}
.site-header__inner { display:flex; align-items:center; justify-content:space-between; gap:1rem; min-block-size: 72px; }
.brand { display:flex; align-items:center; gap:.6rem; }
.brand img { block-size: 46px; width:auto; }
.nav-toggle {
  display:none; background:transparent; border:1px solid var(--line); color:var(--on-dark);
  inline-size:46px; block-size:46px; border-radius:var(--radius); cursor:pointer;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:""; display:block; block-size:2px; inline-size:22px; background:var(--on-dark); margin-inline:auto; transition:transform .3s var(--ease), opacity .2s;
}
.nav-toggle span::before{ transform: translateY(-7px); } .nav-toggle span::after{ transform: translateY(5px); }
.primary-nav ul { list-style:none; display:flex; flex-wrap:wrap; gap:.2rem .9rem; margin:0; padding:0; }
.primary-nav a {
  color: var(--on-dark); text-decoration:none; font-size:.84rem; font-weight:600;
  padding:.4rem .25rem; display:inline-block; position:relative;
}
.primary-nav a::after{
  content:""; position:absolute; inset-inline:0; inset-block-end:0; block-size:2px;
  background:var(--gold); transform:scaleX(0); transform-origin: inline-end; transition:transform .3s var(--ease);
}
.primary-nav a:hover::after, .primary-nav a[aria-current="page"]::after{ transform:scaleX(1); transform-origin: inline-start; }
.primary-nav a[aria-current="page"]{ color:var(--gold); }

/* ---- Buttons (not pill) ---- */
.btn {
  --b: var(--gold);
  display:inline-block; font-family:var(--ff-body); font-weight:800; font-size:1rem;
  padding:.85rem 1.6rem; border-radius:var(--radius); border:2px solid var(--b);
  background:var(--b); color:var(--ink-900); cursor:pointer; text-decoration:none;
  position:relative; transition: background .25s var(--ease), color .25s var(--ease);
}
.btn::after{
  content:""; position:absolute; inset-inline:0; inset-block-end:-2px; block-size:3px;
  background:var(--ink-900); transform:scaleX(0); transform-origin:inline-end; transition:transform .3s var(--ease);
}
.btn:hover{ background:var(--gold-600); border-color:var(--gold-600); color:var(--ink-900); }
.btn:hover::after{ transform:scaleX(1); transform-origin:inline-start; }
.btn--ghost{ background:transparent; color:var(--on-dark); border-color:var(--gold); }
.btn--ghost:hover{ background:var(--gold); color:var(--ink-900); }
.btn--lg{ font-size:1.08rem; padding:1rem 2rem; }

/* ---- Hero (MASS band) ---- */
.hero {
  position:relative; background:var(--ink-800); color:var(--on-dark);
  padding-block: clamp(3rem,7vw,5.5rem) clamp(3.5rem,9vw,7rem); overflow:hidden;
}
.hero::before{ /* warm resonance glow from below - not a gradient-blob hero, a directional stage glow */
  content:""; position:absolute; inset-inline-end:-10%; inset-block-end:-30%;
  inline-size:60vw; block-size:60vw; max-inline-size:760px; max-block-size:760px;
  background: radial-gradient(circle at center, color-mix(in srgb, var(--gold) 30%, transparent), transparent 62%);
  pointer-events:none;
}
.hero__grid{ position:relative; display:grid; grid-template-columns: 1.15fr .85fr; gap:clamp(1.5rem,4vw,3.5rem); align-items:center; }
.hero__media{ position:relative; }
.hero__media img{ inline-size:100%; aspect-ratio: 4/3; object-fit:cover; border-radius:var(--radius); filter:saturate(1.05) contrast(1.02); }
.hero__media::after{ content:""; position:absolute; inset:0; box-shadow: inset 0 0 0 1px var(--line); border-radius:var(--radius); }
.hero h1{
  font-size: clamp(2.6rem, 6vw, 5.2rem); font-weight:900; letter-spacing:-.01em; margin-block-end:.3em;
  color:#fff;
}
.hero__lead{ font-size:clamp(1.05rem,1.6vw,1.3rem); color:var(--on-dark); max-inline-size:44ch; font-weight:300; }
.hero .overtone-mark{ margin-block-end:1.4rem; }

/* ---- Generic content band ---- */
.band{ padding-block: var(--band-py); }
.band--dark{ background:var(--ink-800); color:var(--on-dark); }
.band--navy{ background:var(--navy); color:var(--on-dark); }
.band--paper{ background:var(--paper); color:var(--text); }
.band--paper-2{ background:var(--paper-2); color:var(--text); }
.band--dark h1,.band--dark h2,.band--dark h3,.band--dark h4,.band--navy h2,.band--navy h3,.band--navy h4{ color:#fff; }
.band--dark a, .band--navy a{ color: var(--glow); }
.band--dark a:hover, .band--navy a:hover{ color:#fff; }

/* ---- Article (reading column + sticky form) ---- */
.article-layout{ display:grid; grid-template-columns: minmax(0,1fr) 360px; gap: clamp(1.5rem,4vw,3.5rem); align-items:start; }
.prose{ max-inline-size: var(--read); }
.prose h2{ font-size:clamp(1.7rem,3vw,2.4rem); font-weight:800; margin-block:1.6em .4em; position:relative; padding-inline-start:.85rem; }
.prose h2::before{ content:""; position:absolute; inset-inline-start:0; inset-block:.18em .12em; inline-size:5px; background:var(--gold); border-radius:2px; }
.prose h3{ font-size:clamp(1.25rem,2vw,1.6rem); font-weight:700; color:var(--navy); margin-block:1.3em .35em; }
.prose h4{ font-size:1.15rem; font-weight:700; color:var(--navy); margin-block:1.1em .3em; }
.prose figure{ margin:1.6rem 0; }
.prose figure img{ inline-size:100%; border-radius:var(--radius); box-shadow:0 16px 40px -24px rgba(10,27,46,.6); }
.prose ul{ list-style:none; padding-inline-start:0; }
.prose ul li{ position:relative; padding-inline-start:1.5rem; }
.prose ul li::before{ content:""; position:absolute; inset-inline-start:0; inset-block-start:.62em; inline-size:.55rem; block-size:.55rem; background:var(--gold); transform:rotate(45deg); }

/* sticky quote panel */
.quote-panel{ position:sticky; inset-block-start:90px; background:var(--ink-800); color:var(--on-dark); border-radius:var(--radius); padding:1.6rem 1.4rem; box-shadow:0 26px 60px -30px rgba(10,27,46,.8); }
.quote-panel h2{ color:#fff; font-size:1.5rem; margin-block-end:.2em; }
.quote-panel p{ color:var(--on-dark); font-size:.95rem; }

/* ---- Forms ---- */
.field{ margin-block-end:.9rem; }
.field label{ display:block; font-size:.85rem; font-weight:600; margin-block-end:.3rem; }
.field input, .field select, .field textarea{
  inline-size:100%; padding:.8rem .9rem; border-radius:var(--radius); border:1px solid rgba(244,236,221,.28);
  background:rgba(255,255,255,.06); color:var(--on-dark); font:inherit;
}
.field input::placeholder{ color: var(--on-dark-soft); }
.field input:focus, .field select:focus, .field textarea:focus{ border-color:var(--gold); background:rgba(255,255,255,.1); }
.form-on-paper .field input, .form-on-paper .field select{ background:#fff; color:var(--text); border-color:rgba(21,33,46,.2); }
.form-on-paper .field input::placeholder{ color:#7a8794; }
.form-status{ margin-block-start:.6rem; font-size:.9rem; min-block-size:1.2em; }
.form-status.ok{ color:var(--glow); }
.form-status.err{ color:#ffb3aa; }

/* ---- Promo strip ---- */
.promo{ background:var(--gold); color:var(--ink-900); text-align:center; font-weight:800; padding:.7rem 1rem; font-size:1.02rem; }

/* ---- Cards / services (varied, not uniform grid) ---- */
.feature-stack{ display:grid; gap:1.4rem; }
.feature{ background:color-mix(in srgb,#fff 6%, transparent); border:1px solid var(--line); border-radius:var(--radius); padding:1.5rem; }
.band--paper .feature{ background:#fff; border-color:var(--paper-2); box-shadow:0 16px 44px -34px rgba(10,27,46,.4); }
.feature h3{ margin-block-start:0; }

/* ---- Testimonials ---- */
.quotes{ display:grid; grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr)); gap:1.4rem; }
.quote-card{ background:rgba(255,255,255,.05); border:1px solid var(--line); border-radius:var(--radius); padding:1.5rem; }
.band--paper .quote-card{ background:#fff; border-color:var(--paper-2); }
.quote-card blockquote{ margin:0 0 1rem; font-family:var(--ff-display); font-size:1.12rem; line-height:1.4; }
.quote-card cite{ font-style:normal; font-weight:700; color:var(--gold-ink); font-size:.95rem; }
.quote-card .quote-name{ font-family:var(--ff-body); font-weight:700; color:var(--gold-ink); font-size:.98rem; margin:0; }
.band--dark .quote-card .quote-name, .band--navy .quote-card .quote-name{ color:var(--gold); }

/* ---- Gallery + lightbox ---- */
.gallery{ display:grid; grid-template-columns:repeat(auto-fill,minmax(min(100%,220px),1fr)); gap:.8rem; }
.gallery button{ padding:0; border:0; background:none; cursor:pointer; border-radius:var(--radius); overflow:hidden; }
.gallery img{ inline-size:100%; aspect-ratio:4/3; object-fit:cover; transition:transform .5s var(--ease); }
.gallery button:hover img{ transform:scale(1.06); }
dialog.lightbox{ border:0; padding:0; background:transparent; max-inline-size:92vw; max-block-size:92vh; }
dialog.lightbox::backdrop{ background:rgba(10,27,46,.92); }
dialog.lightbox img{ max-block-size:86vh; width:auto; margin-inline:auto; border-radius:var(--radius); }
dialog.lightbox .lb-close{ position:absolute; inset-block-start:.4rem; inset-inline-end:.4rem; background:var(--gold); color:var(--ink-900); border:0; inline-size:44px; block-size:44px; border-radius:var(--radius); font-size:1.4rem; cursor:pointer; }

/* ---- Clients logos ---- */
.logos{ display:grid; grid-template-columns:repeat(auto-fill,minmax(120px,1fr)); gap:1.2rem 1.6rem; align-items:center; }
.logos img{ filter:grayscale(1) brightness(0) invert(1) opacity(.7); transition:opacity .3s, filter .3s; max-block-size:64px; margin-inline:auto; object-fit:contain; }
.logos img:hover{ filter:none; opacity:1; }
.band--paper .logos img{ filter:grayscale(1) opacity(.6); }
.band--paper .logos img:hover{ filter:none; opacity:1; }

/* ---- Video ---- */
.video-embed{ position:relative; aspect-ratio:16/9; border-radius:var(--radius); overflow:hidden; box-shadow:0 30px 70px -36px #000; }
.video-embed iframe{ position:absolute; inset:0; inline-size:100%; block-size:100%; border:0; }
.prose .video-embed{ margin-block:1.6rem; }
.prose .video-embed + .video-embed{ margin-block-start:1.1rem; }

/* ---- Section heading ---- */
.section-head{ margin-block-end:clamp(1.5rem,3vw,2.5rem); }
.section-head h2{ font-size:clamp(1.9rem,3.4vw,2.8rem); font-weight:900; }
.section-head .echo{ font-family:var(--ff-body); font-weight:300; font-size:1rem; opacity:.7; margin:0; }
.lead-xl{ font-size:clamp(1.15rem,1.8vw,1.45rem); font-weight:300; max-inline-size:54ch; }

/* ---- Footer ---- */
.site-footer{ background:var(--ink-900); color:var(--on-dark); padding-block:clamp(2.5rem,6vw,4rem) 1.5rem; }
.site-footer a{ color:var(--glow); }              /* ניגודיות קישורים בפוטר */
.site-footer a:hover{ color:#fff; }
.footer-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr)); gap:2rem; }
.footer-grid h2,.footer-grid h3{ color:#fff; font-size:1.1rem; }
.social{ display:flex; gap:.8rem; }
.social a{ display:inline-flex; inline-size:42px; block-size:42px; align-items:center; justify-content:center; border:1px solid var(--line); border-radius:var(--radius); }
.social img{ inline-size:20px; filter:brightness(0) invert(1); }
.footer-nav{ margin-block-start:2rem; padding-block-start:1.4rem; border-block-start:1px solid var(--line); }
.footer-nav h4{ color:#fff; font-size:1rem; margin:0 0 .8rem; }
.footer-nav ul{ list-style:none; margin:0; padding:0; columns: 220px 4; column-gap:1.6rem; }
.footer-nav li{ break-inside:avoid; margin-block:.3em; }
.footer-nav a{ font-size:.9rem; }
.footer-bottom{ margin-block-start:2rem; padding-block-start:1.2rem; border-block-start:1px solid var(--line); font-size:.85rem; display:flex; flex-wrap:wrap; gap:.4rem 1rem; justify-content:space-between; color:var(--on-dark-soft); }

/* ---- Accessibility toolbar button ---- */
.a11y-fab{ position:fixed; inset-block-end:1rem; inset-inline-start:1rem; z-index:120; inline-size:54px; block-size:54px; border-radius:50%; background:var(--navy); border:2px solid var(--gold); color:#fff; cursor:pointer; display:flex; align-items:center; justify-content:center; box-shadow:0 10px 30px -12px #000; }
.a11y-fab svg{ inline-size:26px; block-size:26px; }
.a11y-panel{ position:fixed; inset-block-end:5rem; inset-inline-start:1rem; z-index:120; background:#fff; color:var(--text); border-radius:var(--radius); padding:1rem; inline-size:min(92vw,300px); box-shadow:0 20px 60px -20px rgba(0,0,0,.5); display:none; }
.a11y-panel[open], .a11y-panel.show{ display:block; }
.a11y-panel h2{ font-size:1.05rem; margin-block:0 .6rem; }
.a11y-panel button{ display:block; inline-size:100%; text-align:start; background:var(--paper); border:1px solid var(--paper-2); border-radius:var(--radius); padding:.55rem .7rem; margin-block-end:.4rem; font:inherit; cursor:pointer; }
.a11y-panel button:hover{ background:var(--paper-2); }
.a11y-panel button[aria-pressed="true"]{ background:var(--navy); color:#fff; border-color:var(--navy); }

/* ---- Reveal animations (varied per type). Hidden states gated on .js so
       content is fully visible when JS is blocked/disabled. ---- */
.js .reveal{ opacity:0; }
.reveal.is-in{ opacity:1; }
.js .r-clip{ clip-path: inset(0 100% 0 0); transition: clip-path .8s var(--ease), opacity .5s; }
.r-clip.is-in{ clip-path: inset(0 0 0 0); }
.js .r-rise{ transform: translateY(28px); transition: transform .7s var(--ease), opacity .6s; }
.r-rise.is-in{ transform:none; }
.js .r-scale{ transform: scale(.94); transition: transform .7s var(--ease), opacity .6s; }
.r-scale.is-in{ transform:none; }
.js .stagger > *{ opacity:0; transform:translateY(20px); transition:transform .6s var(--ease), opacity .5s; }
.stagger.is-in > *{ opacity:1; transform:none; }
.stagger.is-in > *:nth-child(2){ transition-delay:.08s; }
.stagger.is-in > *:nth-child(3){ transition-delay:.16s; }
.stagger.is-in > *:nth-child(4){ transition-delay:.24s; }
.stagger.is-in > *:nth-child(5){ transition-delay:.32s; }
.stagger.is-in > *:nth-child(6){ transition-delay:.40s; }

/* ---- Accessibility runtime classes (toggled by toolbar) ---- */
html.a11y-bigtext{ font-size:120%; }
html.a11y-contrast body{ background:#000; color:#fff; }
html.a11y-contrast .band--paper,html.a11y-contrast .band--paper-2,html.a11y-contrast .site-footer,html.a11y-contrast .hero,html.a11y-contrast .band--dark,html.a11y-contrast .band--navy{ background:#000!important; color:#fff!important; }
html.a11y-contrast a, html.a11y-contrast .prose h2, html.a11y-contrast .prose h3{ color:#ff0!important; }
html.a11y-grayscale{ filter: grayscale(1); }
html.a11y-links a{ text-decoration:underline!important; font-weight:800!important; }
html.a11y-readable, html.a11y-readable body{ font-family: Arial, "Noto Sans Hebrew", sans-serif!important; letter-spacing:.02em; }
html.a11y-noanim *{ animation:none!important; transition:none!important; }
html.a11y-noanim .reveal{ opacity:1!important; clip-path:none!important; transform:none!important; }

/* ---- Responsive (fluid + mobile) ---- */
@media (max-width: 980px){
  .hero__grid{ grid-template-columns:1fr; }
  .hero__media{ order:-1; }
  .article-layout{ grid-template-columns:1fr; }
  .quote-panel{ position:static; }
}
@media (max-width: 760px){
  .nav-toggle{ display:flex; align-items:center; justify-content:center; }
  .primary-nav{ position:fixed; inset:72px 0 auto 0; background:var(--ink-900); border-block-end:1px solid var(--line);
    transform:translateY(-120%); transition:transform .35s var(--ease); max-block-size:calc(100vh - 72px); overflow:auto; }
  .primary-nav.open{ transform:none; }
  .primary-nav ul{ flex-direction:column; gap:0; padding:.5rem 1.1rem 1.5rem; }
  .primary-nav a{ display:block; padding:.7rem 0; border-block-end:1px solid rgba(231,178,60,.14); font-size:1rem; }
}
@media print{ .site-header,.a11y-fab,.a11y-panel,.quote-panel,.nav-toggle{ display:none; } body{ color:#000; background:#fff; } }

/* ---- Reduced motion: kill all new transitions/animations ---- */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.001ms!important; animation-iteration-count:1!important; transition-duration:.001ms!important; }
  .reveal{ opacity:1!important; }
  .r-clip{ clip-path:none!important; } .r-rise,.r-scale,.stagger>*{ transform:none!important; opacity:1!important; }
  .gallery button:hover img{ transform:none; }
}