/* ============================================================
   KFOO AI — Product page primitives
   Shared layout system for: souq, agent, close, pricing pages
   Depends on tokens.css
   ============================================================ */

/* ---------- Page hero variants ---------- */
.p-hero {
  padding: var(--s-9) 0 var(--s-8);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--c-ink-hair);
}
.p-hero__inner {
  display: grid;
  gap: var(--s-7);
  align-items: center;
}
.p-hero--two-col .p-hero__inner { grid-template-columns: 1.3fr 1fr; }
.p-hero--centered { text-align: start; }
.p-hero--centered .p-hero__inner { grid-template-columns: minmax(0, 900px); justify-content: start; }
@media (max-width: 980px) { .p-hero--two-col .p-hero__inner { grid-template-columns: 1fr; } }

.p-hero h1 {
  font-size: var(--t-display); line-height: 1.05;
  font-weight: 800; letter-spacing: var(--tr-tight);
  margin: var(--s-5) 0 var(--s-5); max-width: 18ch;
}
.p-hero h1 .ink-sage { color: var(--c-navy); position: relative; display: inline-block; }
.p-hero h1 .ink-sage::after {
  content: ""; display: block; width: 64px; height: 4px;
  background: var(--c-sage); margin-top: var(--s-3); border-radius: var(--r-pill);
}
.p-hero p.lead {
  font-size: var(--t-lead); color: var(--c-ink-soft);
  max-width: 56ch; margin: 0 0 var(--s-6); line-height: var(--lh-base);
}
.p-hero .ctas { display: flex; gap: var(--s-3); flex-wrap: wrap; }

.p-hero__crumbs {
  display: inline-flex; gap: var(--s-2); font-size: var(--t-micro);
  color: var(--c-ink-mute); font-family: var(--font-en);
  letter-spacing: var(--tr-wide); text-transform: uppercase;
  margin-bottom: 0;
}
.p-hero__crumbs a { color: var(--c-ink-mute); text-decoration: none; transition: color var(--d-fast) ease; }
.p-hero__crumbs a:hover { color: var(--c-navy); }
.p-hero__crumbs span { color: var(--c-ink-faint); }

/* Stats strip under hero */
.p-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-5);
  margin-top: var(--s-7); padding-top: var(--s-7);
  border-top: 1px dashed var(--c-ink-hair);
}
@media (max-width: 820px) { .p-stats { grid-template-columns: repeat(2, 1fr); } }
.p-stat b {
  display: block; font-family: var(--font-en); font-size: 2.25rem; font-weight: 800;
  letter-spacing: var(--tr-tight); color: var(--c-navy); line-height: 1;
  margin-bottom: var(--s-2);
}
.p-stat small {
  font-size: var(--t-small); color: var(--c-ink-soft);
  display: block; line-height: var(--lh-snug);
}

/* ---------- Section primitives ---------- */
.p-section {
  padding: var(--s-9) 0;
  border-bottom: 1px solid var(--c-ink-hair);
}
.p-section:last-of-type { border-bottom: 0; }
.p-section--soft { background: var(--c-beige-soft); }
.p-section--beige { background: var(--c-beige); }
.p-section--navy {
  background: var(--c-navy);
  color: var(--c-on-navy);
  border-bottom-color: var(--c-navy-deep);
}
.p-section--navy h2, .p-section--navy h3, .p-section--navy h4 { color: var(--c-beige); }
.p-section--navy p { color: var(--c-on-navy-soft); }
.p-section--navy .eyebrow { color: var(--c-on-navy-soft); }
.p-section--navy .eyebrow::before { background: var(--c-sage); }

.p-section__head {
  max-width: 720px; margin: 0 0 var(--s-7);
}
.p-section__head--centered {
  margin: 0 auto var(--s-8); text-align: start;
}
.p-section__head h2 {
  font-size: var(--t-display); line-height: var(--lh-tight);
  font-weight: 800; letter-spacing: var(--tr-tight);
  margin: var(--s-5) 0 var(--s-4);
}
.p-section__head h2 span.line { display: block; }
.p-section__head p {
  font-size: var(--t-lead); color: var(--c-ink-soft);
  margin: 0; line-height: var(--lh-base); max-width: 64ch;
}

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity var(--d-deliberate) var(--ease-out), transform var(--d-deliberate) var(--ease-out); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal[data-delay="1"] { transition-delay: 80ms; }
.reveal[data-delay="2"] { transition-delay: 160ms; }
.reveal[data-delay="3"] { transition-delay: 240ms; }
.reveal[data-delay="4"] { transition-delay: 320ms; }
.reveal[data-delay="5"] { transition-delay: 400ms; }

/* ---------- Eyebrow & buttons ---------- */
.eyebrow {
  font-family: var(--font-en); font-size: var(--t-micro);
  letter-spacing: var(--tr-extra); text-transform: uppercase; font-weight: 700;
  color: var(--c-ink-soft);
  display: inline-flex; align-items: center; gap: var(--s-3); margin: 0;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: var(--c-navy); }
.eyebrow--sage::before { background: var(--c-sage); height: 2px; }
.eyebrow--on-dark { color: var(--c-on-navy-soft); }
.eyebrow--on-dark::before { background: var(--c-sage); }

.btn {
  --btn-bg: var(--c-navy); --btn-fg: var(--c-beige-light); --btn-border: var(--c-navy);
  font-family: var(--font-ar); font-size: var(--t-body); font-weight: 700;
  padding: 0.875rem 1.75rem; border-radius: var(--r-pill);
  background: var(--btn-bg); color: var(--btn-fg);
  border: 1.5px solid var(--btn-border); cursor: pointer;
  display: inline-flex; align-items: center; gap: var(--s-2);
  transition: transform var(--d-base) var(--ease-soft), background var(--d-base) var(--ease-out), box-shadow var(--d-base) var(--ease-out), color var(--d-base) var(--ease-out);
  line-height: 1; text-decoration: none; letter-spacing: var(--tr-normal);
}
.btn:hover { background: var(--c-navy-light); transform: translateY(-1px); box-shadow: var(--e-2); }
.btn--secondary { --btn-bg: transparent; --btn-fg: var(--c-navy); --btn-border: var(--c-navy); }
.btn--secondary:hover { background: var(--c-navy); color: var(--c-beige-light); }
.btn--on-dark { --btn-bg: var(--c-beige); --btn-fg: var(--c-navy); --btn-border: var(--c-beige); }
.btn--on-dark:hover { background: var(--c-white); color: var(--c-navy); }
.btn--ghost { --btn-bg: transparent; --btn-fg: var(--c-navy); --btn-border: transparent; padding-inline: var(--s-3); }
.btn--lg { font-size: var(--t-lead); padding: 1.125rem 2.25rem; }

/* ---------- Feature grid (capabilities, why, etc.) ---------- */
.feat-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-5);
}
.feat-grid--2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 980px) { .feat-grid, .feat-grid--2 { grid-template-columns: 1fr; } }
.feat-card {
  background: var(--c-white);
  border: 1px solid var(--c-ink-hair);
  border-radius: var(--r-md);
  padding: var(--s-6);
  display: flex; flex-direction: column; gap: var(--s-4);
  transition: transform var(--d-base) var(--ease-soft), box-shadow var(--d-base) var(--ease-out), border-color var(--d-base) var(--ease-out);
  height: 100%;
}
.feat-card:hover { transform: translateY(-3px); border-color: var(--c-sage); box-shadow: var(--e-2); }
.feat-card .icon {
  flex: none; width: 44px; height: 44px; border-radius: var(--r-sm);
  background: var(--c-sage-faint); color: var(--c-navy);
  display: flex; align-items: center; justify-content: center;
}
.feat-card .icon svg { width: 22px; height: 22px; }
.feat-card h4 { margin: 0; font-size: var(--t-h3); font-weight: 800; letter-spacing: var(--tr-tight); }
.feat-card p { margin: 0; font-size: var(--t-small); color: var(--c-ink-soft); line-height: var(--lh-base); }

/* ---------- Two-column split (prose + image / mockup) ---------- */
.p-split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--s-8); align-items: center;
}
.p-split--reverse { direction: ltr; }
.p-split--reverse > * { direction: rtl; }
@media (max-width: 820px) { .p-split, .p-split--reverse { grid-template-columns: 1fr; direction: rtl; } }
.p-split h3 {
  font-size: var(--t-h1); margin: var(--s-3) 0; font-weight: 800;
  letter-spacing: var(--tr-tight); line-height: var(--lh-snug);
}
.p-split p {
  font-size: var(--t-body); color: var(--c-ink-soft);
  margin: 0 0 var(--s-4); line-height: var(--lh-base);
}
.p-split ul { padding: 0; margin: var(--s-3) 0; list-style: none; display: grid; gap: var(--s-3); }
.p-split ul li { display: flex; gap: var(--s-3); align-items: flex-start; font-size: var(--t-small); }
.p-split ul li::before {
  content: ""; flex: none; width: 18px; height: 18px; border-radius: 50%;
  background: var(--c-sage-faint); margin-top: 3px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'><path d='M5 10.5l3.2 3.2L15 7' fill='none' stroke='%238AA15C' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat; background-position: center;
}

/* ---------- Comparison row ---------- */
.p-compare {
  background: var(--c-white);
  border: 1px solid var(--c-ink-hair);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.p-compare table { width: 100%; border-collapse: collapse; font-size: var(--t-small); }
.p-compare thead { background: var(--c-navy); color: var(--c-beige); }
.p-compare th, .p-compare td {
  padding: var(--s-4) var(--s-5); text-align: start; vertical-align: top;
  border-bottom: 1px solid var(--c-ink-hair); line-height: var(--lh-base);
}
.p-compare th {
  font-weight: 700; font-size: var(--t-micro);
  letter-spacing: var(--tr-wide); text-transform: uppercase; border-bottom: 0;
}
.p-compare tr:last-child td { border-bottom: 0; }
.p-compare tbody tr:nth-child(even) { background: var(--c-beige-soft); }
.p-compare td.is-feat { color: var(--c-navy); font-weight: 700; }
.p-compare td.is-mute { color: var(--c-ink-mute); }
.p-compare td.is-yes { color: #4a5e2f; font-weight: 700; }
.p-compare td.is-no { color: var(--c-ink-faint); }
.p-compare td.is-yes::before, .p-compare td.is-no::before { content: ""; display: inline-block; width: 14px; height: 14px; vertical-align: middle; margin-inline-end: 6px; background-repeat: no-repeat; background-position: center; }
.p-compare td.is-yes::before { background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'><path d='M5 10.5l3.2 3.2L15 7' fill='none' stroke='%238AA15C' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'/></svg>"); }
.p-compare td.is-no::before { background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'><path d='M6 6l8 8M14 6l-8 8' fill='none' stroke='%230F1F3D' stroke-opacity='0.30' stroke-width='2' stroke-linecap='round'/></svg>"); }

/* ---------- Timeline / process steps ---------- */
.p-flow {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-5);
  position: relative;
}
@media (max-width: 820px) { .p-flow { grid-template-columns: 1fr; } }
.p-flow__step {
  background: var(--c-white); border: 1px solid var(--c-ink-hair);
  border-radius: var(--r-lg); padding: var(--s-6);
  display: flex; flex-direction: column; gap: var(--s-3);
  transition: transform var(--d-base) var(--ease-soft), box-shadow var(--d-base) var(--ease-out);
}
.p-flow__step:hover { transform: translateY(-4px); box-shadow: var(--e-3); }
.p-flow__num {
  font-family: var(--font-en); font-size: 3.5rem; font-weight: 800;
  color: var(--c-navy); line-height: 1; letter-spacing: var(--tr-tight);
  width: max-content; position: relative;
}
.p-flow__num::after {
  content: ""; display: block; width: 28px; height: 3px; background: var(--c-sage);
  margin-top: var(--s-2); border-radius: var(--r-pill);
}
.p-flow__step h4 { margin: 0; font-size: var(--t-h2); font-weight: 800; letter-spacing: var(--tr-tight); line-height: var(--lh-snug); }
.p-flow__step p { margin: 0; font-size: var(--t-body); color: var(--c-ink-soft); line-height: var(--lh-base); }
.p-flow__step small {
  display: block; font-family: var(--font-en); font-size: var(--t-micro);
  letter-spacing: var(--tr-wide); text-transform: uppercase;
  color: var(--c-sage); font-weight: 700; margin-top: var(--s-2);
}

/* ---------- Callout / pull quote ---------- */
.p-pull {
  border-inline-start: 4px solid var(--c-sage);
  padding-inline-start: var(--s-5);
  font-size: clamp(1.375rem, 2.5vw, 1.75rem);
  line-height: var(--lh-snug); font-weight: 800;
  color: var(--c-navy); margin: var(--s-7) 0;
  max-width: 64ch; letter-spacing: var(--tr-tight);
}
.p-callout {
  background: var(--c-beige-soft);
  border-inline-start: 4px solid var(--c-navy);
  border-radius: var(--r-md);
  padding: var(--s-5) var(--s-6);
  margin: var(--s-5) 0;
}
.p-callout--sage { border-inline-start-color: var(--c-sage); background: var(--c-sage-faint); }
.p-callout h4 { margin: 0 0 var(--s-2); font-size: var(--t-body); font-weight: 800; letter-spacing: var(--tr-tight); color: var(--c-navy); }
.p-callout p { margin: 0; font-size: var(--t-small); line-height: var(--lh-base); color: var(--c-ink-soft); }

/* ---------- iPhone mockup + WhatsApp (re-used) ---------- */
.iphone {
  width: 280px; aspect-ratio: 9 / 19.5;
  background: var(--c-navy-deep);
  border-radius: 44px; padding: 10px;
  box-shadow: var(--e-4), inset 0 0 0 2px rgba(240,234,224,0.06);
  position: relative; flex: none;
}
.iphone::before {
  content: ""; position: absolute; top: 18px; left: 50%; transform: translateX(-50%);
  width: 110px; height: 28px; background: #000; border-radius: var(--r-pill); z-index: 3;
}
.iphone__screen {
  width: 100%; height: 100%; background: #ECE5DD;
  border-radius: 36px; overflow: hidden;
  display: flex; flex-direction: column;
  background-image:
    radial-gradient(circle at 18% 22%, rgba(0,0,0,0.025) 1px, transparent 1px),
    radial-gradient(circle at 78% 64%, rgba(0,0,0,0.025) 1px, transparent 1px);
  background-size: 28px 28px;
}
.iphone__header {
  background: var(--c-navy); color: var(--c-beige);
  padding: 50px var(--s-4) var(--s-3);
  display: flex; align-items: center; gap: var(--s-3);
}
.iphone__header .avatar {
  width: 32px; height: 32px; border-radius: 50%; background: var(--c-beige);
  display: flex; align-items: center; justify-content: center; flex: none;
}
.iphone__header .avatar svg { width: 22px; height: 22px; }
.iphone__header .name b { display: block; font-size: var(--t-small); font-weight: 700; line-height: 1.2; }
.iphone__header .name span { color: var(--c-on-navy-mute); font-family: var(--font-en); font-size: 0.6875rem; letter-spacing: var(--tr-wide); display: inline-flex; align-items: center; gap: var(--s-1); }
.iphone__header .name .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--c-sage); box-shadow: 0 0 0 3px rgba(138,161,92,0.20); }
.iphone__body { flex: 1; padding: var(--s-3); display: flex; flex-direction: column; gap: var(--s-2); overflow: hidden; }

/* --- iframe-based realistic mockup variant --- */
.iphone--mockup { --mock-scale: 0.667; --mock-w: 390px; --mock-h: 844px; }
.iphone--mockup::before { display: none; }
.iphone--mockup .iphone__screen {
  padding: 0; background: #000;
  background-image: none;
  position: relative; overflow: hidden;
}
.iphone--mockup .iframe-mock {
  width: var(--mock-w); height: var(--mock-h); border: 0;
  position: absolute; top: 0; left: 0; display: block;
  transform-origin: top left;
  transform: scale(var(--mock-scale));
}

.wa-bubble {
  padding: 0.625rem 0.875rem; max-width: 82%;
  font-size: var(--t-small); line-height: var(--lh-snug);
  border-radius: 14px; color: var(--c-ink);
}
.wa-bubble--user { background: #DCF8C6; align-self: flex-end; border-bottom-right-radius: 3px; }
.wa-bubble--bot  { background: var(--c-white); align-self: flex-start; border-bottom-left-radius: 3px; box-shadow: 0 1px 1px rgba(0,0,0,0.04); }
.wa-bubble .meta { display: flex; gap: var(--s-2); align-items: center; margin-bottom: var(--s-1); font-size: var(--t-tag); color: var(--c-ink-mute); }
.wa-bubble .meta .d { width: 6px; height: 6px; border-radius: 50%; background: var(--c-sage); }

/* ---------- Tags ---------- */
.tag {
  display: inline-flex; align-items: center; gap: var(--s-2);
  font-family: var(--font-ar); font-size: var(--t-tag); font-weight: 700;
  padding: 0.375rem 0.75rem; border-radius: var(--r-pill);
  background: var(--c-beige); color: var(--c-navy);
}
.tag .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--c-navy); }
.tag--serious { background: rgba(138,161,92,0.18); color: #4a5e2f; }
.tag--serious .dot { background: var(--c-sage); }
.tag--casual { background: rgba(15,31,61,0.06); color: var(--c-ink-mute); }
.tag--casual .dot { background: var(--c-ink-mute); }

/* ---------- Final CTA band ---------- */
.cta-band {
  background:
    radial-gradient(700px 360px at 85% 100%, rgba(138,161,92,0.22), transparent 60%),
    linear-gradient(135deg, var(--c-navy) 0%, var(--c-navy-light) 100%);
  color: var(--c-beige);
  padding: var(--s-9) var(--s-6); border-radius: var(--r-xl);
  text-align: start; overflow: hidden; position: relative;
}
.cta-band__inner { max-width: 760px; }
.cta-band h2 {
  font-size: var(--t-display); line-height: var(--lh-tight);
  font-weight: 800; letter-spacing: var(--tr-tight); margin: var(--s-5) 0 var(--s-4);
  color: var(--c-beige);
}
.cta-band h2 span { display: block; color: var(--c-sage); }
.cta-band p { font-size: var(--t-lead); color: var(--c-on-navy-soft); max-width: 56ch; margin: 0 0 var(--s-6); }
.cta-band small {
  display: block; margin-top: var(--s-4); font-family: var(--font-en);
  font-size: var(--t-micro); letter-spacing: var(--tr-wide); color: var(--c-on-navy-mute);
}

/* ---------- Page-specific FAQ block ---------- */
.p-faq {
  max-width: 820px; display: grid; gap: var(--s-3);
}
.faq {
  background: var(--c-white); border: 1px solid var(--c-ink-hair);
  border-radius: var(--r-md); overflow: hidden;
  transition: border-color var(--d-base) var(--ease-out), box-shadow var(--d-base) var(--ease-out);
}
.faq[open] { border-color: var(--c-navy); box-shadow: var(--e-1); }
.faq summary {
  list-style: none; cursor: pointer; padding: var(--s-5);
  display: flex; justify-content: space-between; align-items: center; gap: var(--s-4);
  font-weight: 700; font-size: var(--t-body); color: var(--c-navy);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary .chev {
  flex: none; width: 28px; height: 28px; border-radius: 50%; background: var(--c-beige);
  position: relative; transition: transform var(--d-base) var(--ease-soft), background var(--d-base) var(--ease-out);
}
.faq[open] summary .chev { transform: rotate(45deg); background: var(--c-sage); }
.faq summary .chev::before, .faq summary .chev::after { content: ""; position: absolute; background: var(--c-navy); top: 50%; left: 50%; }
.faq summary .chev::before { width: 12px; height: 1.5px; transform: translate(-50%, -50%); }
.faq summary .chev::after  { width: 1.5px; height: 12px; transform: translate(-50%, -50%); }
.faq .answer { padding: 0 var(--s-5) var(--s-5); color: var(--c-ink-soft); font-size: var(--t-small); line-height: var(--lh-base); }

/* ---------- Related-pages cross-link strip ---------- */
.p-related {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-4);
}
@media (max-width: 820px) { .p-related { grid-template-columns: 1fr; } }
.p-related a {
  display: block; padding: var(--s-5);
  background: var(--c-white); border: 1px solid var(--c-ink-hair);
  border-radius: var(--r-md); text-decoration: none; color: var(--c-ink);
  transition: transform var(--d-base) var(--ease-soft), border-color var(--d-base) var(--ease-out), box-shadow var(--d-base) var(--ease-out);
}
.p-related a:hover { transform: translateY(-3px); border-color: var(--c-sage); box-shadow: var(--e-2); }
.p-related a small {
  display: block; font-family: var(--font-en); font-size: var(--t-micro);
  letter-spacing: var(--tr-extra); text-transform: uppercase;
  color: var(--c-sage); font-weight: 700; margin-bottom: var(--s-2);
}
.p-related a b { font-size: var(--t-body); font-weight: 800; letter-spacing: var(--tr-tight); }
.p-related a p { margin: var(--s-2) 0 0; font-size: var(--t-small); color: var(--c-ink-soft); line-height: var(--lh-base); }