/* ==========================================================================
   SinFos Systems — Component styles
   Depends on tokens.css. Flat, borderless, uppercase display. No shadows.
   ========================================================================== */

/* ---- Base ---------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-body-reading);
  font-weight: var(--weight-regular);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, video, svg { display: block; max-width: 100%; }
a { color: var(--text-primary); text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { color: var(--brand-blue); }
:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 3px; border-radius: 4px; }
::selection { background: var(--mint); color: #000; }

.container { width: 100%; max-width: var(--page-max-width); margin-inline: auto; padding-inline: var(--page-gutter); }
.measure { max-width: var(--measure); }

/* ---- Section tones ------------------------------------------------------- */
.section { background: var(--tone-bg, var(--bg-base)); color: var(--tone-fg, var(--text-primary)); padding-block: var(--section-gap); }
.section[data-tone="heavy"] .text-secondary, .section[data-tone="heavy"] .label { color: var(--smoke); }
.section[data-tone="ice"] { color: var(--text-on-ice); }
.section[data-tone="ice"] a { color: var(--accent-active); }

/* ---- Typography ---------------------------------------------------------- */
.display-xl, .display, .heading-lg {
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  line-height: 0.9;
  margin: 0;
  text-wrap: balance;
  overflow-wrap: anywhere;
}
.display-xl { font-size: var(--text-display-xl); letter-spacing: var(--tracking-display-xl); }
.display    { font-size: var(--text-display);    letter-spacing: var(--tracking-display); }
.heading-lg { font-size: var(--text-heading-lg); letter-spacing: var(--tracking-heading-lg); }

.heading { /* Secondary heading: body face, 450, uppercase */
  font-family: var(--font-body);
  font-size: var(--text-heading);
  font-weight: var(--weight-w450);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  text-transform: uppercase;
  margin: 0;
  text-wrap: balance;
}
.heading-sm { font-family: var(--font-body); font-size: var(--text-heading-sm); font-weight: var(--weight-medium); line-height: var(--leading-heading-sm); letter-spacing: var(--tracking-heading-sm); margin: 0; }
.subheading-lg { font-size: var(--text-subheading-lg); line-height: var(--leading-subheading-lg); font-weight: var(--weight-regular); margin: 0; }
.subheading { font-size: var(--text-subheading); line-height: var(--leading-subheading); font-weight: var(--weight-medium); margin: 0; }
.body { font-size: var(--text-body); line-height: var(--leading-body-reading); }
.body-sm { font-size: var(--text-body-sm); line-height: var(--leading-body-sm); letter-spacing: var(--tracking-body-sm); font-weight: var(--weight-medium); }
.caption { font-size: var(--text-caption); line-height: var(--leading-caption); letter-spacing: var(--tracking-caption); color: var(--text-secondary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.highlight { color: #fff; background: var(--brand-blue); padding: 0 .06em; box-decoration-break: clone; -webkit-box-decoration-break: clone; }

/* Hebrew headings lose the uppercase transform (no case) and gain Black weight */
:lang(he) .display-xl, :lang(he) .display, :lang(he) .heading-lg { font-weight: var(--weight-black); line-height: 1; }
:lang(he) .heading { font-weight: var(--weight-medium); }

/* Mono label — wide-tracked uppercase */
.label {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  line-height: var(--leading-caption);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}
.label-index { font-family: var(--font-mono); font-size: var(--text-caption); color: var(--text-muted); letter-spacing: 0; font-variant-numeric: tabular-nums; }

/* ---- Buttons (5 states: rest, hover, focus, active, disabled) ------------ */
.btn {
  appearance: none;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 14px 24px;
  font-family: var(--font-body); font-size: var(--text-body); font-weight: var(--weight-medium); line-height: 1.25;
  border-radius: var(--radius-button); border: var(--border-ghost) solid transparent;
  cursor: pointer; text-decoration: none; white-space: nowrap;
  transition: background-color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.btn:active { transform: translateY(1px); }
.btn:disabled, .btn[aria-disabled="true"] { cursor: not-allowed; transform: none; }

.btn-primary { background: var(--btn-primary-bg); color: var(--btn-primary-fg); border-color: var(--btn-primary-bg); }
.btn-primary:hover { background: var(--graphite); border-color: var(--graphite); color: #fff; }
.btn-primary:active { background: #1A1A1A; border-color: #1A1A1A; }
.btn-primary:disabled, .btn-primary[aria-disabled="true"] { background: var(--ash); border-color: var(--ash); color: var(--paper); }

.btn-ghost { background: transparent; color: var(--text-primary); border-color: var(--line-ghost); border-radius: var(--radius-button-sm); }
.btn-ghost:hover { border-color: var(--text-primary); color: var(--text-primary); }
.btn-ghost:active { background: rgba(0, 0, 0, 0.06); }
.btn-ghost:disabled, .btn-ghost[aria-disabled="true"] { border-color: var(--ash); color: var(--ash); }

.btn-ice { background: var(--btn-heavy-bg); color: var(--btn-heavy-fg); border-color: var(--btn-heavy-bg); }
.btn-ice:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #fff; }
.btn-ice:active { background: var(--accent-active); border-color: var(--accent-active); }

.btn-navy { background: var(--carbon); color: #fff; border-color: var(--carbon); }
.btn-navy:hover { background: var(--graphite); border-color: var(--graphite); color: #fff; }

.btn-text {
  display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 4px;
  font-family: var(--font-body); font-size: var(--text-body); font-weight: var(--weight-medium);
  color: var(--text-primary); background: none; border: 0; border-radius: var(--radius-button-sm);
  text-decoration: none; cursor: pointer;
}
.btn-text:hover { text-decoration: underline; text-underline-offset: 0.2em; }
.btn-text:disabled { color: var(--ash); text-decoration: none; cursor: not-allowed; }

.btn-icon { /* Auros arrow button */
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; padding: 0; border: 0; border-radius: var(--radius-icon);
  background: var(--accent-soft); color: var(--text-primary); cursor: pointer;
  transition: background-color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.btn-icon:hover { background: var(--carbon); color: #fff; }
.btn-icon:active { transform: scale(0.96); }
.btn-icon:disabled { background: transparent; color: var(--ash); cursor: not-allowed; }
.btn-icon svg { width: 18px; height: 18px; }
[dir="rtl"] .btn-icon svg, [dir="rtl"] .btn svg.arrow { transform: scaleX(-1); }

/* ---- Tag pill ------------------------------------------------------------ */
.tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: var(--radius-tag);
  background: var(--surface-ice); color: var(--text-on-ice);
  font-family: var(--font-mono); font-size: var(--text-caption); line-height: 1.4; letter-spacing: 0.04em; text-transform: uppercase;
  white-space: nowrap;
}
.tag-outline { background: transparent; color: var(--text-secondary); box-shadow: inset 0 0 0 1px var(--line-hairline); }

/* ---- Cards --------------------------------------------------------------- */
.card {
  background: var(--tone-card, var(--surface-card));
  border-radius: var(--radius-card-lg);
  padding: var(--card-padding);
  border: 0; box-shadow: none;
  display: flex; flex-direction: column; gap: var(--element-gap);
}
.card-sm { border-radius: var(--radius-card); }
.card-ice { background: var(--surface-ice); color: var(--text-on-ice); }
.card-ice .label, .card-ice .text-secondary { color: var(--slate); }
.card-arc { border-radius: var(--radius-arc) var(--radius-arc) 0 0; }
.card-accent { background: var(--accent); color: #fff; }
.card-accent .label { color: #DBEAFE; }

/* ---- Service card (5 official categories) -------------------------------- */
.service-card { min-height: 280px; justify-content: space-between; }
.service-card .icon { width: 40px; height: 40px; color: var(--carbon); }
.service-card .icon svg { width: 100%; height: 100%; stroke: currentColor; fill: none; stroke-width: 1.25; stroke-linecap: round; stroke-linejoin: round; }
.service-card .service-title { font-family: var(--font-display); font-weight: var(--weight-bold); text-transform: uppercase; font-size: var(--text-heading-sm); letter-spacing: -0.02em; line-height: 1; margin: 0; }
.service-card ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 6px; }
.service-card li { font-size: var(--text-body-sm); color: var(--text-secondary); padding-inline-start: 14px; position: relative; }
.service-card li::before { content: ""; position: absolute; inset-inline-start: 0; top: 0.55em; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }

/* ---- Nav / Header -------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--tone-bg, var(--bg-base)) 88%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  transition: background-color var(--dur-base) var(--ease-out);
}
.site-header-inner {
  min-height: var(--nav-height);
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: var(--space-24);
}
.nav-pill {
  justify-self: start;
  display: inline-flex; align-items: center; gap: 4px;
  padding: 6px; border-radius: var(--radius-nav-pill);
  background: var(--paper);
}
.site-header[data-tone="heavy"] .nav-pill { background: #1A1A1A; }
.site-header[data-tone="ice"] .nav-pill { background: #fff; }
.nav-pill a {
  display: inline-flex; align-items: center; min-height: 40px; padding: 0 16px; border-radius: var(--radius-nav-pill);
  color: var(--text-secondary); font-size: var(--text-body-sm); font-weight: var(--weight-medium); letter-spacing: var(--tracking-body-sm); text-decoration: none;
  transition: background-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.nav-pill a:hover, .nav-pill a[aria-current="true"] { background: var(--canvas); color: var(--text-primary); }
.site-header[data-tone="ice"] .nav-pill a { color: var(--slate); }
.site-header[data-tone="ice"] .nav-pill a:hover { background: var(--canvas); color: var(--carbon); }
.site-header[data-tone="heavy"] .nav-pill a { color: var(--smoke); }
.site-header[data-tone="heavy"] .nav-pill a:hover { background: #000; color: #fff; }

.nav-actions { justify-self: end; display: inline-flex; align-items: center; gap: var(--space-16); }
.lang-toggle {
  display: inline-flex; padding: 4px; border-radius: var(--radius-nav-pill); background: var(--paper); gap: 2px;
}
.site-header[data-tone="ice"] .lang-toggle { background: #fff; }
.lang-toggle button {
  min-width: 44px; min-height: 40px; padding: 0 12px; border: 0; border-radius: var(--radius-nav-pill);
  background: transparent; color: var(--text-secondary); font-family: var(--font-mono); font-size: var(--text-caption); letter-spacing: 0.08em; cursor: pointer;
}
.lang-toggle button[aria-pressed="true"] { background: var(--carbon); color: #fff; }
.site-header[data-tone="ice"] .lang-toggle button { color: var(--slate); }
.site-header[data-tone="ice"] .lang-toggle button[aria-pressed="true"] { background: var(--carbon); color: #fff; }

/* Adaptive CTA: colour follows the tone of the section in view */
.btn-nav-cta { min-height: 44px; padding: 10px 20px; }
.site-header[data-tone="base"] .btn-nav-cta,
.site-header[data-tone="raised"] .btn-nav-cta,
.site-header[data-tone="ice"] .btn-nav-cta { background: var(--carbon); border-color: var(--carbon); color: #fff; }
.site-header[data-tone="heavy"] { color: #fff; }
.site-header[data-tone="heavy"] .btn-nav-cta { background: var(--brand-blue); border-color: var(--brand-blue); color: #fff; }


/* Logo mark — live text, never the round badge PNG */
.logo-mark { display: inline-grid; justify-items: center; gap: 4px; color: var(--text-primary); text-decoration: none; justify-self: center; }
.logo-mark { color: var(--navy-950); }
.site-header[data-tone="heavy"] .logo-mark { color: #fff; }
.logo-word { font-family: "Space Grotesk", "Rubik", sans-serif; font-weight: 700; font-size: 26px; letter-spacing: 0.22em; line-height: 1; display: inline-flex; align-items: flex-end; padding-inline-start: 0.22em; }
.logo-word .i { position: relative; display: inline-block; width: 0.34em; height: 0.72em; margin: 0 0.22em 0 0.02em; }
.logo-word .i::before { content: ""; position: absolute; left: 50%; transform: translateX(-50%); bottom: 0; width: 0.17em; height: 0.56em; border-radius: 0.085em; background: currentColor; }
.logo-word .i::after { content: ""; position: absolute; left: 50%; transform: translateX(-50%); top: -0.12em; width: 0.28em; height: 0.28em; border-radius: 50%; background: var(--brand-blue); }
.logo-rule { width: 100%; height: 3px; background: var(--brand-blue); border-radius: 2px; }
.logo-caption { font-family: "Space Grotesk", "Rubik", sans-serif; font-size: 9px; letter-spacing: 0.56em; padding-inline-start: 0.56em; line-height: 1; text-transform: uppercase; }
.logo-mark.logo-lg .logo-word { font-size: 44px; }
.logo-mark.logo-lg .logo-caption { font-size: 14px; }
.logo-mark.logo-lg .logo-rule { height: 4px; }

.menu-button { display: none; }
@media (max-width: 900px) {
  .site-header-inner { min-height: var(--nav-height-mobile); grid-template-columns: auto 1fr auto; }
  .nav-pill { display: none; }
  .nav-actions .btn-nav-cta { display: none; }
  .menu-button { display: inline-flex; }
}

/* ---- Hero split ---------------------------------------------------------- */
.hero { padding-block: var(--space-40) var(--section-gap); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: var(--space-40); align-items: center; }
.hero-copy { display: grid; gap: var(--space-24); align-content: center; }
.hero-copy .display-xl { margin-inline-end: -0.4em; /* deliberately kisses the column edge */ }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-16); }
.hero-visual { position: relative; aspect-ratio: 1 / 1; min-height: 320px; overflow: hidden; background: var(--bg-base); transform: translateX(6%) scale(1.08); }
.hero-visual video, .hero-visual img { width: 100%; height: 100%; object-fit: cover; }
.hero-visual::after { /* vignette into canvas so the video never reads as a pasted rectangle */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(to right, var(--bg-base) 0%, transparent 22%, transparent 80%, var(--bg-base) 100%),
    linear-gradient(to bottom, var(--bg-base) 0%, transparent 18%, transparent 80%, var(--bg-base) 100%);
}
.trust-row { display: flex; flex-wrap: wrap; gap: 8px 24px; align-items: center; }
.trust-row .label { color: var(--text-muted); }
.trust-row span { font-family: var(--font-mono); font-size: var(--text-body-sm); color: var(--text-secondary); letter-spacing: 0.02em; }
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { transform: none; order: -1; aspect-ratio: 4 / 3; }
  .hero-copy .display-xl { margin-inline-end: 0; }
}

/* ---- Manifesto rhythm (problem section) ---------------------------------- */
.manifesto { display: grid; gap: clamp(40px, 7vw, 96px); max-width: 22ch; }
.manifesto p { margin: 0; font-family: var(--font-display); font-weight: var(--weight-bold); text-transform: uppercase; font-size: var(--text-heading-lg); line-height: 0.95; letter-spacing: var(--tracking-heading-lg); text-wrap: balance; }
.manifesto p.resolve { color: var(--mint); }
:lang(he) .manifesto p { text-transform: none; font-weight: var(--weight-black); line-height: 1.05; }

/* ---- Process timeline ---------------------------------------------------- */
.timeline { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: var(--space-16); counter-reset: step; }
.timeline li { position: relative; padding-top: var(--space-24); display: grid; gap: 8px; }
.timeline li::before { content: ""; position: absolute; top: 5px; inset-inline: 0; height: 1px; background: var(--line-hairline); }
.timeline li::after { content: ""; position: absolute; top: 0; inset-inline-start: 0; width: 11px; height: 11px; border-radius: 50%; background: var(--carbon); }
.timeline li:last-child::before { background: linear-gradient(to right, var(--line-hairline), transparent); }
.timeline .step-name { font-family: var(--font-mono); font-size: var(--text-body-sm); letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-primary); }
.timeline .step-note { font-size: var(--text-body-sm); color: var(--text-secondary); line-height: var(--leading-body-sm); }
@media (max-width: 900px) { .timeline { grid-template-columns: repeat(2, 1fr); } }

/* ---- FAQ accordion ------------------------------------------------------- */
.faq { display: grid; border-top: 1px solid var(--line-hairline); }
.faq details { border-bottom: 1px solid var(--line-hairline); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: var(--space-24); padding: var(--space-24) 0; font-size: var(--text-subheading-lg); font-weight: var(--weight-medium); line-height: var(--leading-subheading-lg); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--font-mono); font-size: 22px; color: var(--carbon); flex: 0 0 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: var(--radius-icon); background: var(--accent-soft); transition: transform var(--dur-base) var(--ease-out); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq summary:hover { color: var(--slate); }
.faq .answer { padding: 0 0 var(--space-24); color: var(--text-secondary); max-width: var(--measure); }

/* ---- Forms --------------------------------------------------------------- */
.field { display: grid; gap: 8px; }
.field label { font-size: var(--text-body-sm); font-weight: var(--weight-medium); letter-spacing: var(--tracking-body-sm); }
.field .hint { font-size: var(--text-caption); color: var(--text-secondary); }
.input {
  width: 100%; min-height: 48px; padding: 12px 16px;
  background: var(--paper); color: var(--text-primary);
  border: var(--border-ghost) solid transparent; border-radius: var(--radius-input);
  font: inherit; font-size: var(--text-body); line-height: 1.25;
  transition: border-color var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out);
}
.input::placeholder { color: var(--text-secondary); opacity: 0.7; }
.input:hover { border-color: var(--ash); }
.input:focus { outline: none; border-color: var(--carbon); background: var(--paper); }
.input:disabled { background: var(--mist); color: var(--ash); cursor: not-allowed; }
.field[data-state="error"] .input { border-color: var(--carbon); background: #FFF6F6; }
.field[data-state="error"] .hint { color: var(--carbon); }
.field[data-state="success"] .input { border-color: var(--accent); }
textarea.input { min-height: 120px; resize: vertical; }

/* ---- Footer well (recessed, Auros) --------------------------------------- */
.footer-well { background: var(--bg-heavy); color: #fff; padding-block: var(--space-120) var(--space-64); }
.footer-well .label, .footer-well .caption { color: var(--smoke); }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: var(--space-40); }
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer-grid a { color: var(--smoke); text-decoration: none; }
.footer-grid a:hover { color: #fff; }
.footer-legal { margin-top: var(--space-64); padding-top: var(--space-24); border-top: 1px solid #2F2F2F; display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-16); }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

/* ---- Utilities ----------------------------------------------------------- */
.stack { display: grid; gap: var(--element-gap); }
.stack-lg { display: grid; gap: var(--space-40); }
.row { display: flex; flex-wrap: wrap; gap: var(--element-gap); align-items: center; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--element-gap-lg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--element-gap-lg); }
.grid-5 { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--element-gap); }
@media (max-width: 1100px) { .grid-5 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 720px) { .grid-2, .grid-3, .grid-5 { grid-template-columns: 1fr; } }
.tabular { font-variant-numeric: tabular-nums; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Reveal: visible at rest, animates only when motion is allowed */
.reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: no-preference) {
  .reveal[data-armed] { opacity: 0; transform: translateY(16px); transition: opacity var(--dur-reveal) var(--ease-out), transform var(--dur-reveal) var(--ease-out); }
  .reveal[data-armed].in { opacity: 1; transform: none; }
}