/* ================================================================
   PHARMAKOLOGY — B&W minimalist editorial.
   The pharmacist's voice for the Arabic-speaking world.
   ================================================================ */

:root {
  --black: #0B0B0A;
  --ink: #14110F;
  --ink-soft: #2A2622;
  --paper: #F4F1EA;          /* warm off-white, the only background */
  --paper-2: #ECE8DE;        /* one tone darker for separation */
  --white: #FFFFFF;
  --grey-100: #E5E0D5;
  --grey-200: #D2CCBE;
  --grey-300: #B6B0A2;
  --grey-500: #6E6A60;
  --grey-700: #38352F;
  --rule: rgba(20, 17, 15, 0.12);

  /* No accent. The system is monochrome. */
  --serif: 'Fraunces', 'Cormorant Garamond', Georgia, serif;
  --sans:  'Inter Tight', 'Inter', system-ui, -apple-system, sans-serif;
  --arabic: 'Noto Kufi Arabic', 'Tajawal', system-ui, sans-serif;

  --max-w: 1080px;
  --max-w-narrow: 640px;
  --max-w-wide: 1280px;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 2.5rem;
  --space-6: 3rem;
  --space-8: 4rem;
  --space-10: 5rem;
  --space-12: 6rem;
  --space-16: 8rem;

  --t: 320ms cubic-bezier(0.22, 1, 0.36, 1);
  --t-fast: 180ms cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
*::before, *::after { box-sizing: border-box; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility; scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  font-weight: 400;
  min-height: 100vh;
  overflow-x: hidden;
}
html[dir="rtl"] body { font-family: var(--arabic); }
a { color: inherit; text-decoration: none; transition: opacity var(--t-fast); }
button { cursor: pointer; font-family: inherit; }
::selection { background: var(--ink); color: var(--paper); }
img { max-width: 100%; display: block; }

/* ============================================  LAYOUT  ============================================ */
:root {
  --container-px: 1.5rem;
}
@media (min-width: 768px) {
  :root { --container-px: 3rem; }
}
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--container-px); position: relative; }
.container-narrow { max-width: var(--max-w-narrow); margin: 0 auto; padding: 0 var(--container-px); position: relative; }
.container-wide { max-width: var(--max-w-wide); margin: 0 auto; padding: 0 var(--container-px); position: relative; }

/* ============================================  HEADER / NAV  ============================================ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(244, 241, 234, 0.92);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--rule);
}
.site-header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
  max-width: var(--max-w-wide); margin: 0 auto;
  padding: 0 var(--container-px);
}
@media (min-width: 768px) { .site-header-inner { height: 72px; } }

.brand-lockup { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--ink); }
.brand-mark {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.02em;
  font-size: 1.2rem;
  color: var(--ink);
}
html[dir="rtl"] .brand-mark { font-family: var(--arabic); font-weight: 600; font-size: 1.05rem; letter-spacing: 0; }

.nav-links {
  display: none;
  list-style: none;
  gap: var(--space-4);
  align-items: center;
}
.nav-links a {
  font-size: 0.84rem;
  color: var(--grey-500);
  position: relative;
  padding: 0.4rem 0.1rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}
html[dir="rtl"] .nav-links a { font-size: 0.95rem; letter-spacing: 0; }
.nav-links a:hover { color: var(--ink); }
.nav-links a[aria-current="page"] { color: var(--ink); }
.nav-links a[aria-current="page"]::after {
  content: ""; position: absolute;
  inset-inline-start: 0; right: 0;
  bottom: -2px; height: 1px;
  background: var(--ink);
}
@media (min-width: 768px) { .nav-links { display: flex; } }

.header-right { display: flex; gap: 0.4rem; align-items: center; }
.lang-toggle {
  background: transparent; border: 0;
  color: var(--ink);
  padding: 0.5rem 0.7rem;
  font-size: 0.78rem;
  font-weight: 500;
  font-family: var(--sans);
  letter-spacing: 0.06em;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast);
  border-radius: 0;
}
.lang-toggle:hover { border-bottom-color: var(--ink); }

.menu-toggle {
  display: inline-flex;
  background: transparent; border: 0;
  width: 36px; height: 36px;
  align-items: center; justify-content: center;
  color: var(--ink);
}
@media (min-width: 768px) { .menu-toggle { display: none; } }

.mobile-menu {
  position: fixed;
  inset: 64px 0 0 0;
  background: var(--paper);
  display: none;
  flex-direction: column;
  padding: var(--space-4);
  z-index: 99;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 400;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--rule);
  color: var(--ink);
}
html[dir="rtl"] .mobile-menu a { font-family: var(--arabic); font-weight: 600; }

/* ============================================  TYPOGRAPHY  ============================================ */
.display-1 {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 7.2vw, 5rem);
  font-weight: 350;
  line-height: 1.04;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-3);
  color: var(--ink);
}
.display-2 {
  font-family: var(--serif);
  font-size: clamp(1.85rem, 4.6vw, 3rem);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
  color: var(--ink);
}
.display-3 {
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2.4vw, 1.5rem);
  font-weight: 450;
  line-height: 1.3;
  letter-spacing: -0.012em;
  margin-bottom: var(--space-2);
  color: var(--ink);
}
.italic-soft { font-style: italic; font-weight: 350; color: var(--grey-700); }

html[dir="rtl"] .display-1 { font-family: var(--arabic); font-weight: 600; line-height: 1.5; letter-spacing: 0; font-size: clamp(1.9rem, 6vw, 3.8rem); }
html[dir="rtl"] .display-2 { font-family: var(--arabic); font-weight: 600; line-height: 1.5; letter-spacing: 0; font-size: clamp(1.6rem, 4.2vw, 2.6rem); }
html[dir="rtl"] .display-3 { font-family: var(--arabic); font-weight: 700; line-height: 1.5; letter-spacing: 0; }
html[dir="rtl"] .italic-soft { font-style: normal; font-weight: 500; color: var(--grey-500); }

.eyebrow {
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--grey-500);
  margin-bottom: var(--space-3);
  display: inline-block;
}
html[dir="rtl"] .eyebrow { letter-spacing: 0.04em; text-transform: none; font-size: 0.86rem; font-weight: 600; }

.lede {
  font-size: clamp(1.05rem, 1.5vw, 1.18rem);
  line-height: 1.65;
  color: var(--grey-700);
  max-width: 36rem;
  font-weight: 400;
}
html[dir="rtl"] .lede { line-height: 1.95; }

/* ============================================  SECTIONS  ============================================ */
.section { padding: var(--space-10) 0; position: relative; }
@media (min-width: 768px) { .section { padding: var(--space-12) 0; } }
.section-bordered { border-top: 1px solid var(--rule); }
.section-tinted { background: var(--paper-2); }
.section-dark { background: var(--ink); color: var(--paper); }

/* ============================================  GRID  ============================================ */
.grid { display: grid; gap: var(--space-3); }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
@media (min-width: 768px) {
  .grid { gap: var(--space-5); }
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

/* ============================================  HERO  ============================================ */
.hero { padding-top: var(--space-10); padding-bottom: var(--space-8); }
.hero-primary {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  align-items: end;
}
@media (min-width: 900px) {
  .hero-primary { grid-template-columns: 1.4fr 1fr; gap: var(--space-8); align-items: center; }
}
.hero-portrait-frame {
  position: relative;
  aspect-ratio: 4/5;
  max-width: 460px;
  margin: 0 auto;
  display: flex; align-items: flex-end; justify-content: center;
  filter: drop-shadow(0 30px 50px rgba(43, 60, 53, 0.18)) saturate(0.65);
}
.hero-portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
}
.hero-portrait-frame .monogram-big {
  font-family: var(--serif);
  font-size: 8rem; font-weight: 350;
  color: var(--ink);
  font-style: italic;
  opacity: 0.18;
}

/* Mobile: text fills the first viewport, portrait flows fully below the fold */
@media (max-width: 900px) {
  .hero { padding-top: var(--space-6); }
  .hero-primary > div:first-child {
    min-height: calc(100svh - 140px);
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  .hero-portrait-frame {
    aspect-ratio: 4/5;
    max-width: 360px;
    margin-top: var(--space-8);
  }
}

/* ============================================  FORMS  ============================================ */
.form { display: flex; flex-direction: column; gap: var(--space-3); }
.form-row { display: grid; gap: var(--space-3); }
.form-row-2 { grid-template-columns: 1fr; }
.form-row-3 { grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .form-row-2 { grid-template-columns: repeat(2, 1fr); }
  .form-row-3 { grid-template-columns: repeat(3, 1fr); }
}
.field { display: flex; flex-direction: column; }
.field-label {
  font-size: 0.82rem;
  margin-bottom: 0.55rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.01em;
}
html[dir="rtl"] .field-label { font-size: 0.94rem; font-weight: 600; }
.field-label .req { margin-inline-start: 0.25rem; color: var(--grey-500); }
.field-hint {
  font-size: 0.86rem;
  color: var(--grey-500);
  margin-bottom: 0.6rem;
  line-height: 1.55;
}
html[dir="rtl"] .field-hint { font-size: 0.92rem; line-height: 1.85; }

.input, .textarea, .select {
  width: 100%;
  border: 1px solid var(--grey-300);
  background: transparent;
  padding: 0.7rem 0.85rem;
  font-size: 1rem;
  font-family: inherit;
  color: var(--ink);
  border-radius: 0;
  transition: border-color var(--t), box-shadow var(--t);
}
.input::placeholder, .textarea::placeholder { color: var(--grey-400, #B0AB9F); }
.input:hover, .textarea:hover, .select:hover { border-color: var(--ink); }
.input:focus, .textarea:focus, .select:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--ink);
}
.textarea { resize: vertical; min-height: 6.5rem; line-height: 1.65; padding: 0.75rem 0.85rem; }
html[dir="rtl"] .textarea { line-height: 1.9; }
.select {
  appearance: none;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="10" height="6" viewBox="0 0 10 6"><path fill="%2314110F" d="M5 6L0 0h10z"/></svg>');
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  background-color: transparent;
  padding-right: 2.1rem;
}
html[dir="rtl"] .select { background-position: left 0.85rem center; padding-right: 0.85rem; padding-left: 2.1rem; }

input[type="range"] {
  -webkit-appearance: none; appearance: none;
  width: 100%;
  height: 1px;
  background: var(--grey-300);
  outline: none;
  margin: 1rem 0 0.4rem;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 18px; height: 18px;
  background: var(--ink);
  border-radius: 50%;
  cursor: pointer;
  transition: transform var(--t-fast);
}
input[type="range"]:hover::-webkit-slider-thumb { transform: scale(1.15); }
input[type="range"]::-moz-range-thumb {
  width: 18px; height: 18px;
  background: var(--ink);
  border: 0;
  border-radius: 50%;
  cursor: pointer;
}
.slider-row { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 0.45rem; }
.slider-value {
  font-family: var(--serif);
  font-size: 1.6rem; font-weight: 400;
  color: var(--ink);
  font-feature-settings: "tnum";
  min-width: 2ch;
  text-align: end;
}
.slider-bounds {
  display: flex; justify-content: space-between;
  font-size: 0.74rem;
  color: var(--grey-500);
  margin-top: 0.4rem;
}

.chip-group { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip {
  background: transparent; color: var(--ink);
  border: 1px solid var(--grey-300);
  padding: 0.55rem 1rem;
  font-size: 0.92rem;
  cursor: pointer;
  font-family: inherit;
  border-radius: 0;
  transition: all var(--t-fast);
  user-select: none;
}
html[dir="rtl"] .chip { font-size: 0.98rem; }
.chip:hover { border-color: var(--ink); }
.chip[aria-pressed="true"] {
  background: var(--ink); color: var(--paper);
  border-color: var(--ink);
}

/* ============================================  BUTTONS  ============================================ */
.btn {
  display: inline-flex;
  align-items: center; justify-content: center;
  gap: 0.6rem;
  padding: 1rem 1.6rem;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  font-family: inherit;
  border-radius: 0;
  transition: all var(--t);
  text-decoration: none;
}
html[dir="rtl"] .btn { font-size: 0.96rem; letter-spacing: 0; font-weight: 600; }
.btn:hover { background: transparent; color: var(--ink); }
.btn:active { transform: translateY(1px); }
.btn-secondary { background: transparent; color: var(--ink); }
.btn-secondary:hover { background: var(--ink); color: var(--paper); }
.btn-block { width: 100%; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }
.btn-link {
  background: none; border: none;
  color: var(--ink);
  font-size: 0.9rem; font-weight: 500;
  text-decoration: none;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--ink);
  border-radius: 0;
  align-self: flex-start;
}
html[dir="rtl"] .btn-link { font-size: 0.96rem; font-weight: 600; }
.btn-link:hover { opacity: 0.6; }

/* ============================================  CARDS  ============================================ */
.card {
  border: 1px solid var(--rule);
  background: transparent;
  padding: var(--space-3);
  border-radius: 0;
}
@media (min-width: 768px) { .card { padding: var(--space-4); } }
.card-dark { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* Numbered editorial card (no decoration, just a numeral) */
.why-card { display: flex; flex-direction: column; gap: var(--space-2); padding: var(--space-3); border-top: 1px solid var(--rule); }
.why-card .why-num {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 400;
  font-style: italic;
  color: var(--grey-500);
  letter-spacing: 0;
  font-feature-settings:'tnum';
}

/* Pricing card */
.pricing-card {
  display: flex; flex-direction: column;
  height: 100%; position: relative;
  padding: var(--space-4);
  border: 1px solid var(--rule);
}
.pricing-card .price {
  font-family: var(--serif);
  font-size: 3rem;
  font-weight: 350;
  letter-spacing: -0.025em;
  margin: var(--space-2) 0;
  color: var(--ink);
  font-feature-settings: "tnum";
  line-height: 1;
}
.pricing-card .price-suffix {
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--grey-500);
  font-weight: 400;
  margin-inline-start: 0.4rem;
  letter-spacing: 0;
}
html[dir="rtl"] .pricing-card .price-suffix { font-family: var(--arabic); font-size: 0.92rem; }
.pricing-card ul { list-style: none; padding: 0; margin: var(--space-3) 0; flex: 1; }
.pricing-card ul li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--rule);
  font-size: 0.94rem;
  display: flex; align-items: flex-start; gap: 0.6rem;
  line-height: 1.55;
}
html[dir="rtl"] .pricing-card ul li { font-size: 1rem; line-height: 1.8; }
.pricing-card ul li:last-child { border-bottom: 0; }
.pricing-card ul li { display: flex; align-items: flex-start; gap: 0.7rem; }
.pricing-card .check {
  flex-shrink: 0;
  width: 18px; height: 18px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.18rem;
}
.pricing-card .check svg { display: block; }
.featured-card { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.featured-card .price { color: var(--paper); }
.featured-card .price-suffix { color: var(--grey-300); }
.featured-card .check { background: var(--accent); color: var(--ink); }
.featured-card ul li { border-bottom-color: rgba(255,255,255,0.1); }

/* ============================================  STEPS  ============================================ */
.steps { list-style: none; padding: 0; margin: 0; counter-reset: step; }
.steps li {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--rule);
  align-items: start;
}
.steps li:last-child { border-bottom: 0; }
.steps .step-num {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-style: italic;
  font-weight: 400;
  color: var(--grey-500);
}

/* ============================================  CTA STRIP  ============================================ */
.cta-strip {
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: var(--space-8) 0;
  text-align: start;
}
.cta-strip .cta-inner {
  display: flex; flex-direction: column; gap: var(--space-3);
  align-items: flex-start;
}
@media (min-width: 768px) {
  .cta-strip .cta-inner { flex-direction: row; align-items: center; justify-content: space-between; gap: var(--space-5); }
}
.cta-strip a.cta-link {
  display: inline-flex;
  align-items: center; gap: 0.65rem;
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  color: var(--ink);
  letter-spacing: -0.018em;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 0.2rem;
  transition: opacity var(--t-fast);
}
html[dir="rtl"] .cta-strip a.cta-link { font-family: var(--arabic); font-weight: 600; }
.cta-strip a.cta-link:hover { opacity: 0.6; }
.cta-strip a.cta-link svg { transition: transform var(--t); }
.cta-strip a.cta-link:hover svg { transform: translateX(4px); }
html[dir="rtl"] .cta-strip a.cta-link:hover svg { transform: translateX(-4px); }
html[dir="rtl"] .cta-strip a.cta-link svg { transform: scaleX(-1); }
html[dir="rtl"] .cta-strip a.cta-link:hover svg { transform: scaleX(-1) translateX(4px); }

/* ============================================  FOOTER  ============================================ */
.site-footer {
  border-top: 1px solid var(--rule);
  padding: var(--space-5) 0;
  font-size: 0.84rem;
  color: var(--grey-500);
  background: var(--paper);
}
.site-footer-inner {
  display: flex; flex-direction: column;
  gap: var(--space-2);
  align-items: flex-start;
}
.site-footer-links { display: flex; gap: var(--space-3); }
.site-footer-links a:hover { color: var(--ink); }
@media (min-width: 768px) { .site-footer-inner { flex-direction: row; justify-content: space-between; align-items: center; } }

/* ============================================  TABS  ============================================ */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--rule);
  margin-bottom: var(--space-4);
  gap: var(--space-3);
  position: relative;
}
.tab {
  background: transparent; border: 0;
  padding: 0.85rem 0;
  font-size: 0.92rem; font-weight: 500;
  color: var(--grey-500);
  cursor: pointer;
  font-family: inherit;
  letter-spacing: 0.01em;
  border-radius: 0;
  position: relative;
}
html[dir="rtl"] .tab { font-size: 0.98rem; font-weight: 600; }
.tab:hover { color: var(--ink); }
.tab[aria-selected="true"] { color: var(--ink); }
.tab[aria-selected="true"]::after {
  content: "";
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 1px;
  background: var(--ink);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ============================================  MEALS  ============================================ */
.meal {
  border-top: 1px solid var(--rule);
  padding: var(--space-3) 0;
  display: flex; flex-direction: column; gap: var(--space-2);
}
.meal:first-child { border-top: 0; padding-top: 0; }
.meal-head { display: flex; justify-content: space-between; align-items: end; gap: var(--space-2); }
.meal-remove {
  background: transparent; border: 0;
  color: var(--grey-500);
  padding: 0.4rem;
  display: inline-flex;
  transition: color var(--t-fast);
}
.meal-remove:hover { color: var(--ink); }
.macros-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-2); }
.macros-row .input { padding: 0.55rem 0.6rem; font-size: 0.92rem; text-align: center; }

.totals-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
  padding: var(--space-3) 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  margin-top: var(--space-2);
}
.totals-row .total-value {
  font-family: var(--serif);
  font-size: 1.6rem; font-weight: 350;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-feature-settings: "tnum";
}
.totals-row .total-label {
  font-size: 0.74rem;
  color: var(--grey-500);
  margin-top: 0.3rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
html[dir="rtl"] .totals-row .total-label { font-size: 0.85rem; letter-spacing: 0; text-transform: none; }

/* ============================================  ALERTS  ============================================ */
.alert {
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  padding: 0.85rem 0;
  font-size: 0.92rem;
  text-align: center;
}
.success-state {
  text-align: start;
  padding: var(--space-10) 0;
  border-top: 1px solid var(--rule);
}
.success-state .check-mark {
  font-family: var(--serif);
  font-size: 2rem; font-style: italic;
  color: var(--ink);
  margin-bottom: var(--space-3);
}

/* ============================================  ANIMATIONS  ============================================ */
.fade-up { opacity: 0; animation: fadeUp 700ms cubic-bezier(0.22, 1, 0.36, 1) forwards; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-up-d1 { animation-delay: 80ms; }
.fade-up-d2 { animation-delay: 160ms; }
.fade-up-d3 { animation-delay: 240ms; }
.fade-up-d4 { animation-delay: 320ms; }

.reveal { opacity: 0; transform: translateY(14px); transition: opacity 700ms cubic-bezier(0.22, 1, 0.36, 1), transform 700ms cubic-bezier(0.22, 1, 0.36, 1); }
.reveal.in { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

html[dir="rtl"] .ar-flip { transform: scaleX(-1); }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}

/* ============================================  FIT LIST  ============================================ */
.fit-list { list-style: none; padding: 0; margin: 0; }
.fit-list li {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--rule);
  display: flex; align-items: flex-start; gap: 0.75rem;
  font-size: 0.96rem; line-height: 1.6;
}
html[dir="rtl"] .fit-list li { font-size: 1rem; line-height: 1.85; }
.fit-list li:last-child { border-bottom: 0; }
.fit-list .mark {
  flex-shrink: 0;
  margin-top: 0.55rem;
  width: 6px; height: 6px;
}
.fit-list .mark-yes { background: var(--ink); }
.fit-list .mark-no {
  background: transparent;
  border: 1px solid var(--grey-300);
  margin-top: 0.5rem;
}
.card-dark .fit-list li { border-bottom-color: rgba(255,255,255,0.12); }
.card-dark .fit-list .mark-no { border-color: var(--grey-300); }

/* ============================================  FAQ  ============================================ */
.faq-item {
  border-bottom: 1px solid var(--rule);
}
.faq-item summary {
  font-family: var(--serif);
  font-weight: 450;
  font-size: 1.1rem;
  cursor: pointer;
  padding: var(--space-3) 0;
  list-style: none;
  position: relative;
  padding-inline-end: 2rem;
  color: var(--ink);
}
html[dir="rtl"] .faq-item summary { font-family: var(--arabic); font-weight: 700; font-size: 1.05rem; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  position: absolute;
  inset-inline-end: 0; top: 50%;
  transform: translateY(-50%);
  font-family: var(--serif);
  font-weight: 300;
  font-size: 1.4rem;
  color: var(--grey-500);
  transition: transform var(--t);
  line-height: 1;
}
.faq-item[open] summary::after { content: "\2013"; }
.faq-item p {
  color: var(--grey-700);
  margin-top: 0; padding-bottom: var(--space-3);
  padding-inline-end: 2rem;
  line-height: 1.75;
  font-size: 0.98rem;
}
html[dir="rtl"] .faq-item p { line-height: 1.95; font-size: 1rem; }

/* ============================================  APPLY METER  ============================================ */
.apply-meter {
  background: transparent;
  padding: 0.6rem 0;
  margin-bottom: var(--space-4);
  display: flex; align-items: center; gap: var(--space-2);
  border-bottom: 1px solid var(--rule);
}
.apply-meter-bar {
  flex: 1;
  height: 1px;
  background: var(--grey-200);
  position: relative;
}
.apply-meter-fill {
  position: absolute; inset: 0;
  inset-inline-end: auto;
  width: 0%;
  background: var(--ink);
  transition: width 500ms cubic-bezier(0.22, 1, 0.36, 1);
}
.apply-meter-label {
  font-size: 0.78rem;
  color: var(--grey-500);
  font-weight: 500; white-space: nowrap;
  letter-spacing: 0.04em;
}
html[dir="rtl"] .apply-meter-label { font-size: 0.86rem; letter-spacing: 0; font-weight: 600; }

.tier-pill {
  display: inline-block;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--ink);
  font-size: 0.86rem; font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.02em;
}
html[dir="rtl"] .tier-pill { font-size: 0.94rem; letter-spacing: 0; font-weight: 600; }

/* ============================================  ABOUT  ============================================ */
.about-portrait {
  width: 64px; height: 64px;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  border-radius: 50%;
}
.about-portrait img { width: 100%; height: 100%; object-fit: cover; }

/* ============================================  PROCESS RAIL  ============================================ */
.process-rail {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  /* indent the content past the rail; the rail sits at 0 */
  padding-inline-start: clamp(2.75rem, 8vw, 3.75rem);
}
.process-rail-item {
  position: relative;
  padding-bottom: var(--space-6);
}
.process-rail-item:last-child {
  padding-bottom: 0;
}
/* the rail itself — dotted vertical line behind the numbers */
.process-rail-item::before {
  content: "";
  position: absolute;
  inset-inline-start: calc(clamp(2.75rem, 8vw, 3.75rem) * -1 + 1.05rem);
  top: 2.4rem;
  bottom: -0.4rem;
  width: 0;
  border-inline-start: 1.5px dotted var(--ink);
  opacity: 0.28;
}
.process-rail-item:last-child::before {
  display: none;
}
/* the numbered node */
.process-rail-dot {
  position: absolute;
  inset-inline-start: calc(clamp(2.75rem, 8vw, 3.75rem) * -1);
  top: 0.1rem;
  width: 2.1rem;
  height: 2.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--paper);
  border: 1.5px solid var(--ink);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 0.95rem;
  font-weight: 500;
  font-feature-settings: "lnum";
  line-height: 1;
  letter-spacing: 0;
  z-index: 1;
}
.process-rail-item h3 {
  margin: 0 0 0.5rem;
  line-height: 1.15;
}
.process-rail-item p {
  margin: 0;
  max-width: 56ch;
}

/* tablet+ : larger nodes, more breathing room, slightly inset rail */
@media (min-width: 700px) {
  .process-rail {
    padding-inline-start: 4.25rem;
  }
  .process-rail-item {
    padding-bottom: var(--space-7);
  }
  .process-rail-item::before {
    inset-inline-start: -3rem;
    top: 2.8rem;
  }
  .process-rail-dot {
    inset-inline-start: -4.25rem;
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1.05rem;
    top: 0.15rem;
  }
}
.about-portrait .monogram {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--ink);
  font-style: italic;
}
.about-credentials { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-4); }
.about-credentials .name {
  font-family: var(--serif); font-weight: 450;
  font-size: 1.3rem; color: var(--ink);
  margin-bottom: 0.2rem;
  letter-spacing: -0.012em;
}
html[dir="rtl"] .about-credentials .name { font-family: var(--arabic); font-weight: 700; }
.about-credentials .title { font-size: 0.86rem; color: var(--grey-500); line-height: 1.5; }
html[dir="rtl"] .about-credentials .title { font-size: 0.94rem; }

/* ============================================  STATS — editorial inline list  ============================================ */
.stats-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
@media (min-width: 768px) { .stats-list { grid-template-columns: repeat(4, 1fr); } }
.stat-item {
  padding: var(--space-3);
  border-inline-end: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
@media (min-width: 768px) { .stat-item { border-bottom: none; padding: var(--space-4); } }
.stat-item:nth-child(2n) { border-inline-end: none; }
@media (min-width: 768px) {
  .stat-item:nth-child(2n) { border-inline-end: 1px solid var(--rule); }
  .stat-item:last-child { border-inline-end: none; }
}
.stat-item .stat-value {
  font-family: var(--serif);
  font-size: clamp(1.85rem, 3.2vw, 2.6rem);
  font-weight: 350;
  letter-spacing: -0.025em;
  line-height: 1;
  color: var(--ink);
  font-feature-settings: "tnum";
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}
.stat-item .stat-icon {
  width: clamp(1.85rem, 2.8vw, 2.4rem);
  height: clamp(1.85rem, 2.8vw, 2.4rem);
  flex-shrink: 0;
  color: var(--grey-700);
  opacity: 0.9;
}
.stat-item .stat-label {
  font-size: 0.78rem;
  color: var(--grey-500);
  margin-top: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
html[dir="rtl"] .stat-item .stat-label { font-size: 0.9rem; letter-spacing: 0; text-transform: none; }

/* ============================================  PAGE SHELL  ============================================ */
.page { display: none; }
.page.active { display: block; animation: pageIn 400ms cubic-bezier(0.22, 1, 0.36, 1); }
@keyframes pageIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ============================================  RULE  ============================================ */
.rule {
  height: 1px;
  background: var(--rule);
  margin: var(--space-3) 0;
  border: 0;
}