/* Hallmark · genre: editorial · macrostructure: kept (redesign) · design-system: design.md
 * theme: Monochrome (custom) · accent: neutral, no chromatic accent · motion: particle system
 */

/* ============================================================
   Mohamed & Co. — Design System
   Black & white, no chromatic accent. Particle motion only.
   ============================================================ */

:root{
  color-scheme: dark;

  /* raw triplets so translucent overlays can re-tint on theme change */
  --paper-rgb: 8,9,11;
  --fg-rgb: 244,243,241;

  /* paper (background) */
  --ink: oklch(8% 0.004 250);
  --ink-2: oklch(11% 0.004 250);
  --ink-3: oklch(14% 0.004 250);
  --surface: rgba(var(--fg-rgb), 0.045);
  --surface-strong: rgba(var(--fg-rgb), 0.09);
  --border: rgba(var(--fg-rgb), 0.11);
  --border-strong: rgba(var(--fg-rgb), 0.22);

  /* ink (text / accent) — no chromatic hue anywhere on purpose */
  --teal: oklch(97% 0.003 250);      /* = primary ink, kept var name for low-risk reuse */
  --teal-dim: oklch(78% 0.004 250);

  --gold: oklch(72% 0.004 250);      /* = secondary/dim ink */
  --gold-dim: oklch(50% 0.004 250);

  --text: oklch(97% 0.003 250);
  --text-dim: oklch(72% 0.004 250);
  --text-dimmer: oklch(50% 0.004 250);

  /* design.md canonical aliases */
  --color-paper: var(--ink);
  --color-paper-2: var(--ink-2);
  --color-ink: var(--text);
  --color-ink-2: var(--text-dim);
  --color-rule: var(--border);
  --color-accent: var(--text);
  --color-focus: var(--text);

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;

  --container: 1240px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.7, 0, 0.84, 0);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease: var(--ease-out);
  --ease-soft: var(--ease-in-out);

  --dur-micro: 120ms;
  --dur-short: 220ms;
  --dur-long: 420ms;

  /* depth — built from the same fg tint, so dark theme reads as a soft glow
     and light theme reads as a conventional drop shadow, no new hues */
  --shadow-sm: 0 2px 10px rgba(var(--fg-rgb), 0.05);
  --shadow-md: 0 10px 28px rgba(var(--fg-rgb), 0.08);
  --shadow-lg: 0 24px 60px rgba(var(--fg-rgb), 0.12);
}

/* ---------------- Light theme (inverted) ---------------- */
:root[data-theme="light"]{
  color-scheme: light;
  --paper-rgb: 250,250,251;
  --fg-rgb: 17,18,20;

  --ink: oklch(98% 0.003 250);
  --ink-2: oklch(95% 0.004 250);
  --ink-3: oklch(92% 0.005 250);

  --teal: oklch(14% 0.004 250);
  --teal-dim: oklch(30% 0.005 250);
  --gold: oklch(38% 0.006 250);
  --gold-dim: oklch(55% 0.006 250);

  --text: oklch(14% 0.004 250);
  --text-dim: oklch(38% 0.006 250);
  --text-dimmer: oklch(52% 0.006 250);
}

body{ transition: background-color var(--dur-long) var(--ease-out), color var(--dur-long) var(--ease-out); }

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--ink);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
h1,h2,h3,h4{
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 500;
  font-style: normal;
  line-height: 1.12;
  margin: 0 0 .5em;
  letter-spacing: -0.01em;
}
h1{ font-size: clamp(2.6rem, 6vw, 5rem); font-weight: 460; }
h2{ font-size: clamp(2rem, 4vw, 3.1rem); }
h3{ font-size: clamp(1.25rem, 2vw, 1.6rem); font-weight: 500; }
p{ margin: 0 0 1em; color: var(--text-dim); }
a{ color: inherit; text-decoration: none; }
img{ max-width: 100%; display:block; }
ul{ margin:0; padding:0; list-style:none; }
.eyebrow{
  display:inline-flex; align-items:center; gap:.6em;
  font-family:'Inter',sans-serif; font-size:.78rem; letter-spacing:.22em;
  text-transform:uppercase; color: var(--text-dim); font-weight:600; margin-bottom:1em;
}
.eyebrow::before{ content:''; width:22px; height:1px; background: var(--text-dim); display:inline-block; }
.text-gradient{
  background: linear-gradient(100deg, var(--text) 30%, var(--text-dim) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

.container{ max-width: var(--container); margin: 0 auto; padding: 0 32px; }
section{ position: relative; padding: 130px 0; }
@media (max-width: 720px){ section{ padding: 90px 0; } .container{ padding: 0 22px; } }

/* ---------------- Buttons ---------------- */
.btn{
  display:inline-flex; align-items:center; gap:.6em;
  padding: 15px 30px; border-radius: 999px;
  font-family:'Inter',sans-serif; font-weight:600; font-size:.94rem;
  border: 1px solid var(--border-strong);
  background: transparent; color: var(--text);
  cursor:pointer; transition: transform var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out), background var(--dur-short) var(--ease-out);
  white-space: nowrap;
}
.btn svg{ width:16px; height:16px; transition: transform var(--dur-short) var(--ease-out); }
.btn:hover{ transform: translateY(-2px); border-color: var(--text-dim); }
.btn:active{ transform: translateY(0); }
.btn:hover svg{ transform: translateX(4px); }
.btn:focus-visible{ outline: 2px solid var(--text); outline-offset: 2px; }
.btn.btn-primary{
  background: var(--text);
  color: var(--ink); border-color: transparent;
  box-shadow: var(--shadow-sm);
}
.btn.btn-primary:hover{ background: var(--text-dim); }
.btn-ghost{ border-color: var(--border); }

/* ---------------- Header ---------------- */
.site-header{
  position: fixed; top:0; left:0; right:0; z-index: 200;
  padding: 26px 0; transition: padding var(--dur-long) var(--ease-out), background var(--dur-long), border-color var(--dur-long);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled{
  padding: 16px 0; background: rgba(var(--paper-rgb),0.96); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border); box-shadow: var(--shadow-sm);
}
.site-header .container{ display:flex; align-items:center; justify-content:space-between; }
.brand{ display:flex; align-items:center; gap:12px; font-family:'Fraunces',serif; font-size:1.2rem; letter-spacing:.02em; }
.brand-mark{ width:34px; height:34px; object-fit:contain; filter: brightness(0) invert(1); flex-shrink:0; transition: filter var(--dur-long) var(--ease-out); }
:root[data-theme="light"] .brand-mark{ filter: none; }

.nav-links{ display:flex; align-items:center; gap:44px; }
.nav-links a{
  position:relative; font-size:.92rem; font-weight:500; color: var(--text-dim);
  transition: color var(--dur-short) var(--ease-out);
}
.nav-links a::after{
  content:''; position:absolute; left:0; right:0; bottom:-6px; height:1px;
  background: var(--text); transform: scaleX(0); transform-origin: right; transition: transform var(--dur-short) var(--ease-out);
}
.nav-links a:hover, .nav-links a.active{ color: var(--text); }
.nav-links a:hover::after, .nav-links a.active::after{ transform: scaleX(1); transform-origin: left; }
.nav-cta{ display:flex; align-items:center; gap:20px; }

.theme-toggle{
  width:44px; height:44px; border-radius:50%; border:1px solid var(--border);
  background: var(--surface); display:flex; align-items:center; justify-content:center;
  cursor:pointer; color: var(--text); flex-shrink:0; padding:0;
  transition: border-color var(--dur-short) var(--ease-out), background var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out);
}
.theme-toggle:hover{ border-color: var(--border-strong); transform: translateY(-1px); }
.theme-toggle:focus-visible{ outline: 2px solid var(--text); outline-offset: 2px; }
.theme-toggle svg{ width:18px; height:18px; display:block; }
.theme-toggle .icon-moon{ display:none; }
:root[data-theme="light"] .theme-toggle .icon-sun{ display:none; }
:root[data-theme="light"] .theme-toggle .icon-moon{ display:block; }

.menu-toggle{
  display:none; width:44px; height:44px; border-radius:50%; border:1px solid var(--border);
  background: var(--surface); align-items:center; justify-content:center; cursor:pointer; z-index: 210;
}
.menu-toggle span{ position:relative; width:16px; height:1px; background: var(--text); display:block; }
.menu-toggle span::before, .menu-toggle span::after{
  content:''; position:absolute; left:0; width:16px; height:1px; background: var(--text); transition: transform var(--dur-short) var(--ease-out), top var(--dur-short) var(--ease-out);
}
.menu-toggle span::before{ top:-5px; }
.menu-toggle span::after{ top:5px; }
.menu-toggle.open span{ background: transparent; }
.menu-toggle.open span::before{ top:0; transform: rotate(45deg); }
.menu-toggle.open span::after{ top:0; transform: rotate(-45deg); }

.mobile-panel{
  position: fixed; inset:0; z-index:190; background: rgba(var(--paper-rgb),0.98); backdrop-filter: blur(20px);
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:34px;
  opacity:0; visibility:hidden; transition: opacity var(--dur-long) var(--ease-out);
}
.mobile-panel.open{ opacity:1; visibility:visible; }
.mobile-panel a{ font-family:'Fraunces',serif; font-size:2rem; color: var(--text); }
.mobile-panel .btn{ margin-top:10px; }

@media (max-width: 900px){
  .nav-links{ display:none; }
  .nav-cta .btn-primary{ display:none; }
  .menu-toggle{ display:flex; }
}

/* ---------------- Hero ---------------- */
.hero{
  position: relative; min-height: 100vh; display:flex; align-items:center;
  padding-top: 140px; overflow: hidden;
}
.hero-canvas{ position:absolute; inset:0; z-index:0; }
.hero-canvas canvas{ display:block; width:100%; height:100%; }
.hero-veil{
  position:absolute; inset:0; z-index:1; pointer-events:none;
  background:
    radial-gradient(ellipse 70% 55% at 20% 30%, rgba(var(--paper-rgb),0.15), transparent 60%),
    linear-gradient(180deg, rgba(var(--paper-rgb),0) 0%, rgba(var(--paper-rgb),0.55) 72%, var(--ink) 100%);
}
.hero .container{ position:relative; z-index:2; }
.hero-content{ max-width: 760px; }
.hero-content p.lead{ font-size:1.15rem; max-width: 560px; margin-bottom: 2.2em; }
.hero-actions{ display:flex; gap:18px; flex-wrap:wrap; align-items:center; }
.hero-stats{
  display:flex; gap:50px; margin-top: 90px; flex-wrap:wrap;
}
.hero-stats div strong{ display:block; font-family:'Fraunces',serif; font-size:2.1rem; color: var(--text); }
.hero-stats div span{ font-size:.8rem; color: var(--text-dimmer); letter-spacing:.05em; }

/* ---------------- Page hero (interior pages) ---------------- */
.page-hero{ padding: 190px 0 90px; position:relative; overflow:hidden; }
.page-hero-canvas{ position:absolute; inset:0; z-index:0; opacity:.7; }
.page-hero .container{ position:relative; z-index:2; }
.page-hero h1{ max-width: 780px; }
.page-hero p.lead{ max-width:600px; font-size:1.08rem; }

/* ---------------- Cards / glass ---------------- */
.glass{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  backdrop-filter: blur(10px); box-shadow: var(--shadow-sm);
}
.card{
  padding: 38px 34px; transition: transform var(--dur-long) var(--ease-out), border-color var(--dur-long), background var(--dur-long);
}
.card:hover{ transform: translateY(-6px); border-color: var(--border-strong); background: var(--surface-strong); }
.card:hover .icon-wrap{ transform: scale(1.08) rotate(-4deg); border-color: var(--border-strong); }
.card .icon-wrap{
  width:56px; height:56px; border-radius:16px; display:flex; align-items:center; justify-content:center;
  background: linear-gradient(135deg, rgba(var(--fg-rgb),0.09), rgba(var(--fg-rgb),0.02));
  border: 1px solid var(--border); margin-bottom: 22px;
  transition: transform var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out);
}
.card .icon-wrap svg{ width:26px; height:26px; stroke: var(--text); }

.grid{ display:grid; gap: 28px; }
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-2{ grid-template-columns: repeat(2, 1fr); }
.grid-4{ grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px){ .grid-3, .grid-4{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px){ .grid-3, .grid-2, .grid-4{ grid-template-columns: 1fr; } }

.process-step{ padding-top: 22px; border-top: 1px solid var(--border); }
.process-step .step-index{
  font-family:'Fraunces',serif; font-size:2.4rem; color: var(--text-dimmer);
  display:block; margin-bottom: 18px;
}
.process-step h3{ margin-bottom: .4em; }

/* ---------------- Section headers ---------------- */
.section-head{ max-width: 680px; margin-bottom: 64px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

/* ---------------- Split layout ---------------- */
.split{ display:grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items:center; }
@media (max-width: 900px){ .split{ grid-template-columns: 1fr; gap: 50px; } }

/* ---------------- Service icon canvas ---------------- */
.icon-scene{ width:100%; max-width:320px; aspect-ratio:1/1; margin:0 auto 26px; border-radius: var(--radius-md); overflow:hidden; background: radial-gradient(circle at 50% 45%, rgba(var(--fg-rgb),.07), transparent 70%); }
.icon-scene canvas{ width:100%!important; height:100%!important; display:block; }

.service-number{ font-family:'Fraunces',serif; font-size:1rem; color: var(--text-dim); display:block; margin-bottom:6px; }
.bullet-list li{
  display:flex; gap:14px; padding: 16px 0; border-top:1px solid var(--border); color: var(--text-dim);
}
.bullet-list li:first-child{ border-top:none; }
.bullet-list strong{ color: var(--text); font-weight:600; }
.bullet-list .dot{ width:6px; height:6px; border-radius:50%; background: var(--text); margin-top:9px; flex-shrink:0; }

/* ---------------- Services index layout ---------------- */
.services-layout{ display:grid; grid-template-columns: 230px 1fr; gap: 64px; align-items:start; }

.services-rail{ position: sticky; top: 108px; display:flex; flex-direction:column; gap:2px; }
.services-rail a{
  display:flex; align-items:baseline; gap:12px; padding: 11px 4px 11px 18px;
  border-left: 1px solid var(--border); color: var(--text-dimmer); font-size:.92rem;
  transition: color var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out);
}
.services-rail .rail-num{ font-family:'Fraunces',serif; font-size:.78rem; color: inherit; }
.services-rail a:hover{ color: var(--text-dim); }
.services-rail a.active{ color: var(--text); border-left: 1px solid var(--text); }

.services-list{ min-width:0; }
.service-entry{ padding: 54px 0; border-top:1px solid var(--border); scroll-margin-top: 108px; }
.service-entry:first-child{ padding-top:0; border-top:none; }
.service-entry-head{ display:flex; align-items:center; gap:24px; margin-bottom:20px; }
.service-entry .icon-scene{ width:92px; max-width:92px; margin:0; flex-shrink:0; border-radius: var(--radius-sm); }
.service-entry-head h2{ margin:0; font-size: clamp(1.4rem, 2.2vw, 2rem); }

@media (max-width: 900px){
  .services-layout{ grid-template-columns: 1fr; gap:0; }
  .services-rail{
    position: sticky; top: 68px; z-index: 60; flex-direction:row; align-items:center;
    overflow-x:auto; gap:6px; padding: 14px 2px; margin-bottom: 10px;
    background: rgba(var(--paper-rgb),0.97); backdrop-filter: blur(18px);
    border-bottom:1px solid var(--border); -webkit-overflow-scrolling:touch;
  }
  .services-rail a{
    border-left:none; border-bottom: 2px solid transparent; padding: 6px 12px;
    white-space:nowrap; flex-shrink:0; border-radius: 999px; background: var(--surface);
  }
  .services-rail a .rail-num{ display:none; }
  .services-rail a.active{ color: var(--ink); background: var(--text); border-bottom-color:transparent; }
  .service-entry{ scroll-margin-top: 76px; }
  .service-entry-head{ gap:16px; }
  .service-entry .icon-scene{ width:64px; max-width:64px; }
}
@media (max-width: 560px){
  .service-entry-head{ align-items:flex-start; }
}

/* ---------------- Values grid ---------------- */
.value-item{ display:flex; gap:20px; padding: 26px 0; border-top: 1px solid var(--border); }
.value-item:first-child{ border-top:none; }
.value-index{ font-family:'Fraunces',serif; color: var(--text-dimmer); font-size:1.3rem; min-width:44px; }

/* ---------------- CTA band ---------------- */
/* ---------------- Promise strip (honest trust signals, no fabricated quotes) ---------------- */
.promise-strip{
  display:grid; grid-template-columns: repeat(3, 1fr); gap:1px;
  background: var(--border); border: 1px solid var(--border);
  border-radius: var(--radius-md); overflow:hidden; box-shadow: var(--shadow-sm);
}
.promise-item{ background: var(--ink-2); padding: 44px 38px; transition: background var(--dur-long) var(--ease-out); }
.promise-item:hover{ background: var(--ink-3); }
.promise-text{
  font-family:'Fraunces',serif; font-style:normal; font-size:1.25rem; line-height:1.4;
  color: var(--text); margin-bottom: 18px;
}
.promise-label{ font-size:.75rem; letter-spacing:.12em; text-transform:uppercase; color: var(--text-dimmer); }
@media (max-width: 900px){ .promise-strip{ grid-template-columns: 1fr; } }

.cta-band{
  border-radius: var(--radius-lg); padding: 80px 60px; position:relative; overflow:hidden;
  background: linear-gradient(135deg, var(--ink-3), var(--ink-2));
  border: 1px solid var(--border); box-shadow: var(--shadow-lg);
  text-align:center;
}
.cta-band h2{ max-width: 700px; margin-left:auto; margin-right:auto; }
.cta-band .btn{ margin-top: 20px; }
@media (max-width: 640px){ .cta-band{ padding: 56px 26px; } }

/* ---------------- Footer ---------------- */
.site-footer{ padding: 90px 0 40px; border-top: 1px solid var(--border); }
.footer-top{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 70px; }
.footer-top h4{ font-family:'Inter',sans-serif; font-size:.78rem; letter-spacing:.16em; text-transform:uppercase; color: var(--text-dimmer); margin-bottom: 18px; }
.footer-top li{ margin-bottom: 12px; color: var(--text-dim); }
.footer-top a{ color: inherit; transition: color var(--dur-short) var(--ease-out); }
.footer-top a:hover{ color: var(--text); }
.footer-bottom{ display:flex; justify-content:space-between; align-items:center; padding-top: 30px; border-top:1px solid var(--border); flex-wrap:wrap; gap:14px; }
.footer-bottom span{ color: var(--text-dimmer); font-size:.85rem; }
@media (max-width: 780px){ .footer-top{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 500px){ .footer-top{ grid-template-columns: 1fr; } }

/* ---------------- Contact ---------------- */
.map-frame{ filter: grayscale(1) invert(0.92) contrast(0.85); transition: filter var(--dur-long) var(--ease-out); }
:root[data-theme="light"] .map-frame{ filter: grayscale(1) contrast(0.95); }

.contact-grid{ display:grid; grid-template-columns: .9fr 1.1fr; gap: 60px; }
@media (max-width: 900px){ .contact-grid{ grid-template-columns:1fr; } }
.contact-info-item{ display:flex; gap:18px; padding: 22px 0; border-top:1px solid var(--border); }
.contact-info-item:first-child{ border-top:none; }
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width:560px){ .form-row{ grid-template-columns:1fr; } }
.field{ margin-bottom: 20px; }
.field label{ display:block; font-size:.78rem; letter-spacing:.08em; text-transform:uppercase; color: var(--text-dimmer); margin-bottom:9px; }
.field input, .field textarea{
  width:100%; background: var(--surface); border:1px solid var(--border); border-radius: var(--radius-sm);
  padding: 15px 18px; color: var(--text); font-family:'Inter',sans-serif; font-size: .95rem; resize: vertical;
  transition: border-color var(--dur-short) var(--ease-out), background var(--dur-short) var(--ease-out);
}
.field input:focus, .field textarea:focus{ outline:none; border-color: var(--text-dim); background: var(--surface-strong); }
.form-note{ margin-top: 18px; font-size:.85rem; color: var(--text-dimmer); }

/* ---------------- Reveal animation ---------------- */
[data-reveal]{ opacity:0; transform: translateY(28px); transition: opacity var(--dur-long) var(--ease-out), transform var(--dur-long) var(--ease-out); }
[data-reveal].is-visible{ opacity:1; transform: translateY(0); }
[data-reveal="fade"]{ transform:none; }
[data-reveal-group] > *{ transition-delay: calc(var(--i, 0) * 90ms); }

@media (prefers-reduced-motion: reduce){
  [data-reveal]{ transition-duration: 150ms !important; transform: none !important; }
  .btn, .card, .menu-toggle span, .menu-toggle span::before, .menu-toggle span::after,
  .nav-links a::after, .mobile-panel, .field input, .field textarea{ transition-duration: 150ms !important; }
}

/* ---------------- FAQ ---------------- */
.faq-list{ max-width: 760px; margin: 0 auto; }
.faq-item{ border-top: 1px solid var(--border); padding: 6px 0; }
.faq-item:last-child{ border-bottom: 1px solid var(--border); }
.faq-item summary{
  display:flex; align-items:center; justify-content:space-between; gap: 20px;
  padding: 22px 2px; cursor:pointer; list-style:none; font-family:'Fraunces',serif;
  font-size: 1.15rem; color: var(--text);
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary svg{ flex-shrink:0; width:18px; height:18px; transition: transform var(--dur-short) var(--ease-out); color: var(--text-dim); }
.faq-item[open] summary svg{ transform: rotate(45deg); }
.faq-item summary:focus-visible{ outline: 2px solid var(--text); outline-offset: 4px; }
.faq-item p{ padding: 0 2px 24px; max-width: 640px; }

/* ---------------- Marquee ---------------- */
.marquee{ overflow:hidden; border-top:1px solid var(--border); border-bottom:1px solid var(--border); padding: 26px 0; }
.marquee-track{ display:flex; gap:60px; width:max-content; animation: marquee 32s linear infinite; }
.marquee-track span{ font-family:'Fraunces',serif; font-size:1.4rem; color: var(--text-dimmer); white-space:nowrap; }
.marquee-track span em{ font-style:normal; color: var(--text-dim); }
@keyframes marquee{ from{ transform: translateX(0); } to{ transform: translateX(-50%); } }

::selection{ background: var(--text); color: var(--ink); }