/* ==========================================================================
   LUMION — Cold Outbound Landing Page
   Design tokens: aligned to lumion.ai brand system (Inter, indigo/coral gradient)
   ========================================================================== */

:root {
  --ink: #11142B;
  --ink-2: #191D3A;
  --paper: #F5F5FA;
  --paper-2: #FFFFFF;
  --steel: #2B3A55;
  --orange: #FE6D73;
  --orange-dim: #F0464D;
  --indigo: #5261CE;
  --green: #2FA876;
  --slate: #5B6472;
  --slate-light: #9AA3B0;
  --line-dark: rgba(245, 245, 250, 0.12);
  --line-light: rgba(17, 20, 43, 0.10);
  --white: #FFFFFF;
  --lumion-gradient: linear-gradient(135deg, #5261CE 0%, #FE6D73 100%);

  --font-display: 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'Inter', sans-serif;

  --wrap-max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

.wrap {
  max-width: var(--wrap-max);
  margin: 0 auto;
  padding: 0 28px;
}

.wrap-narrow { max-width: 760px; }

a { color: inherit; }
p { line-height: 1.6; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  margin: 0;
}

/* ---------------------------------- Buttons ---------------------------------- */

.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 16px;
  padding: 16px 30px;
  border-radius: 999px;
  text-decoration: none;
  border: 1.5px solid transparent;
  transition: transform 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
  cursor: pointer;
}

.btn-primary {
  background: var(--orange);
  color: var(--white);
}
.btn-primary:hover { background: var(--orange-dim); transform: translateY(-1px); }
.btn-primary:focus-visible { outline: 3px solid var(--orange-dim); outline-offset: 3px; }

.btn-ghost {
  background: transparent;
  border-color: var(--line-dark);
  color: var(--paper);
  font-size: 14px;
  padding: 11px 20px;
}
.btn-ghost:hover { border-color: var(--orange); color: var(--orange); }
.btn-ghost:focus-visible { outline: 2px solid var(--orange); outline-offset: 2px; }

/* ---------------------------------- Header ---------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(16, 20, 27, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line-dark);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.wordmark {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 24px;
  letter-spacing: 0.02em;
  color: var(--paper);
  text-transform: lowercase;
}
.wordmark-icon { color: var(--orange); flex-shrink: 0; }

/* ---------------------------------- Eyebrow / Section title ---------------------------------- */

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 14px;
}
.eyebrow-dark { color: var(--orange-dim); }

.section-title {
  font-size: clamp(30px, 4.2vw, 46px);
  color: var(--ink);
  max-width: 820px;
  margin-bottom: 18px;
}
.section-title-light { color: var(--paper); }

.section-lede {
  font-size: 18px;
  color: var(--slate-light);
  max-width: 620px;
  margin: 0 0 44px;
}
.section-light .section-lede { color: var(--slate); }

/* ---------------------------------- Hero ---------------------------------- */

.hero {
  position: relative;
  background: var(--ink);
  overflow: hidden;
  padding: 84px 0 60px;
}

.blueprint-grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(var(--line-dark) 1.5px, transparent 1.5px);
  background-size: 22px 22px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, black 40%, transparent 90%);
  pointer-events: none;
}
.blueprint-grid-subtle { opacity: 0.5; }

.hero-inner {
  position: relative;
  text-align: center;
}

.hero .eyebrow { display: block; text-align: center; }

.hero-headline {
  font-size: clamp(38px, 6.4vw, 74px);
  color: var(--paper);
  letter-spacing: -0.01em;
  margin: 0 auto 22px;
  max-width: 900px;
}
.hero-headline .accent {
  background: var(--lumion-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-style: italic;
}

.hero-sub {
  font-size: 19px;
  color: var(--slate-light);
  max-width: 620px;
  margin: 0 auto 34px;
}

.hero-actions { margin-bottom: 56px; }
.hero-microcopy {
  font-size: 13px;
  color: var(--slate-light);
  margin: 12px 0 0;
}

.trust-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}
.trust-item { display: flex; flex-direction: column; align-items: center; }
.trust-num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 20px;
  color: var(--paper);
}
.trust-label {
  font-size: 12px;
  color: var(--slate-light);
  letter-spacing: 0.02em;
  margin-top: 2px;
}
.trust-divider {
  width: 1px;
  height: 30px;
  background: var(--line-dark);
}

/* ---------------------------------- Pipeline schematic (signature element) ---------------------------------- */

.pipeline-wrap {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
}

.pipeline-svg { width: 100%; height: auto; overflow: visible; }

.pipe-line { stroke: var(--line-dark); stroke-width: 1.5; }

.pipe-node circle {
  fill: var(--ink);
  stroke: var(--orange);
  stroke-width: 2;
}
.pipe-node-final circle { fill: var(--orange); stroke: var(--orange); }

.pipe-label {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  fill: var(--paper);
  letter-spacing: 0.06em;
}
.pipe-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  fill: var(--slate-light);
}

/* ---------------------------------- Sections ---------------------------------- */

.section { position: relative; padding: 96px 0; }
.section-light { background: var(--paper); }
.section-dark { background: var(--ink); }
.section-final { padding-bottom: 110px; }

/* ---------------------------------- Pain cards ---------------------------------- */

.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.pain-card {
  background: var(--paper-2);
  border: 1px solid var(--line-light);
  border-radius: 6px;
  padding: 32px 26px;
}

.pain-index {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--orange-dim);
  display: block;
  margin-bottom: 18px;
}

.pain-card h3 {
  font-family: var(--font-body);
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.35;
}

.pain-card p {
  font-size: 15px;
  color: var(--slate);
  margin: 0;
}

/* ---------------------------------- Mechanism ---------------------------------- */

.mech-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-bottom: 36px;
}

.mech-card {
  background: var(--ink-2);
  border: 1px solid var(--line-dark);
  border-radius: 6px;
  padding: 30px 28px;
}

.mech-card-primary { border-color: var(--orange); }
.mech-card-highlight { border-color: var(--orange); background: linear-gradient(155deg, var(--ink-2), rgba(255,92,26,0.08)); }

.mech-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange);
  display: block;
  margin-bottom: 14px;
}

.mech-card h3 {
  font-family: var(--font-body);
  font-size: 20px;
  color: var(--paper);
  margin-bottom: 10px;
  line-height: 1.3;
}

.mech-card p {
  font-size: 15px;
  color: var(--slate-light);
  margin: 0 0 20px;
}

.mech-stat { display: flex; align-items: baseline; gap: 10px; }
.mech-stat-num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  color: var(--green);
}
.mech-stat-label {
  font-size: 13px;
  color: var(--slate-light);
}

.mech-footnote {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--slate-light);
  text-align: center;
  margin: 0;
}

/* ---------------------------------- Testimonials ---------------------------------- */

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.testimonial {
  background: var(--paper-2);
  border: 1px solid var(--line-light);
  border-left: 3px solid var(--orange);
  border-radius: 4px;
  padding: 28px 26px;
  margin: 0;
}

.testimonial p {
  font-size: 16px;
  color: var(--ink);
  margin: 0 0 18px;
}

.testimonial footer { display: flex; flex-direction: column; }
.t-name { font-weight: 700; font-size: 14px; }
.t-role { font-size: 13px; color: var(--slate); margin-top: 2px; }

/* ---------------------------------- Offer stack ---------------------------------- */

.offer-wrap { max-width: 720px; }

.offer-list { display: flex; flex-direction: column; gap: 30px; margin: 44px 0 36px; }

.offer-item { display: flex; gap: 22px; align-items: flex-start; }

.offer-num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border: 1.5px solid var(--orange);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--orange);
}

.offer-item h3 {
  font-family: var(--font-body);
  font-size: 18px;
  color: var(--paper);
  margin-bottom: 6px;
}

.offer-item p {
  font-size: 15px;
  color: var(--slate-light);
  margin: 0;
}

.offer-note {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--slate-light);
  border-top: 1px solid var(--line-dark);
  padding-top: 22px;
  margin: 0;
}

/* ---------------------------------- FAQ ---------------------------------- */

.faq-list { display: flex; flex-direction: column; gap: 12px; margin-top: 32px; }

.faq-item {
  background: var(--paper-2);
  border: 1px solid var(--line-light);
  border-radius: 6px;
  padding: 6px 24px;
}

.faq-item summary {
  cursor: pointer;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 16px;
  padding: 18px 0;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-family: var(--font-mono);
  color: var(--orange);
  font-size: 20px;
  margin-left: 16px;
}
.faq-item[open] summary::after { content: '\2212'; }

.faq-item p {
  font-size: 15px;
  color: var(--slate);
  margin: 0 0 20px;
  max-width: 620px;
}

/* ---------------------------------- Final CTA / Calendly ---------------------------------- */

.section-final .wrap { text-align: center; position: relative; }
.section-final .section-title { margin-left: auto; margin-right: auto; }
.section-final .section-lede { margin-left: auto; margin-right: auto; }

.calendly-shell {
  background: var(--ink-2);
  border: 1px solid var(--line-dark);
  border-radius: 8px;
  padding: 8px;
  max-width: 900px;
  margin: 0 auto;
  text-align: left;
}

/* ---------------------------------- Footer ---------------------------------- */

.site-footer {
  background: #0A0C1E;
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.wordmark-footer { font-size: 18px; opacity: 0.8; }

.footer-legal {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate-light);
  margin: 0;
}

/* ---------------------------------- Scroll reveal ---------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------------------------------- Responsive ---------------------------------- */

@media (max-width: 860px) {
  .pain-grid { grid-template-columns: 1fr; }
  .mech-grid { grid-template-columns: 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .trust-bar { gap: 18px; }
  .section { padding: 68px 0; }
  .pipeline-wrap { display: none; }
}

@media (max-width: 520px) {
  .header-cta { font-size: 13px; padding: 9px 14px; }
  .wordmark { font-size: 20px; }
  .btn-primary { width: 100%; text-align: center; }
  .offer-item { gap: 16px; }
}