/* ============================================================
   Billfy - B2B / platform site
   Reuses the core design system (styles.css): --indigo/--cyan,
   --grad, .glass, .btn, .eyebrow, .grad-text, .lp-pill, .rise
   ============================================================ */

:root { --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace; }

.biz { position: relative; z-index: 1; }
.biz-main { position: relative; }
.biz-wrap { max-width: 1180px; margin: 0 auto; padding: 0 40px; }
.biz-page { padding-bottom: 40px; }
.biz-section { margin: 96px 0; }

/* ---- nav ---- */
.biz-nav {
  position: sticky; top: 0; z-index: 30;
  border-bottom: 1px solid var(--hairline);
  background: rgba(10,14,26,0.72); backdrop-filter: blur(16px);
}
.biz-nav-inner {
  max-width: 1180px; margin: 0 auto; padding: 13px 40px;
  display: flex; align-items: center; gap: 24px;
}
.biz-nav-logo { background: none; display: flex; align-items: center; }
.biz-nav-links { display: flex; align-items: center; gap: 6px; flex: 1; }
.biz-nav-link {
  font-size: 14.5px; font-weight: 500; color: var(--ink-3);
  padding: 8px 13px; border-radius: 9px; transition: color .2s, background .2s;
}
.biz-nav-link:hover { color: var(--ink-2); }
.biz-nav-link.active { color: var(--ink); background: rgba(255,255,255,0.06); }
.biz-nav-right { display: flex; align-items: center; gap: 12px; }
.biz-nav-btn { height: 42px; padding: 0 16px; font-size: 14px; }

/* ---- generic section header ---- */
.biz-sec-head { margin-bottom: 36px; max-width: 46em; }
.biz-sec-head.center { text-align: center; margin-left: auto; margin-right: auto; }
.biz-sec-eyebrow { margin-bottom: 14px; }
.biz-sec-title { font-size: clamp(26px, 3.2vw, 38px); font-weight: 500; letter-spacing: -0.025em; line-height: 1.08; margin: 0; }
.biz-sec-lead { font-size: 17px; line-height: 1.55; margin: 14px 0 0; }
.biz-sec-head.center .biz-sec-lead { margin-left: auto; margin-right: auto; }

/* ---- hero ---- */
.biz-hero { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; padding: 72px 0 64px; }
.biz-hero-copy, .biz-hero-visual { min-width: 0; }
.biz-h1 { font-size: clamp(40px, 5.2vw, 66px); line-height: 1.03; font-weight: 500; letter-spacing: -0.03em; margin: 22px 0; }
.biz-h1 .grad-text { background-size: 220% 100%; animation: shimmerText 7s ease-in-out infinite; }
.biz-sub { font-size: 19px; line-height: 1.6; max-width: 34em; margin: 0 0 30px; }
.biz-cta-row { display: flex; gap: 14px; flex-wrap: wrap; }
.biz-hero-trust { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 30px; }
.biz-trust-chip {
  display: inline-flex; align-items: center; gap: 8px;
  height: 34px; padding: 0 14px; border-radius: var(--r-pill);
  background: rgba(255,255,255,0.04); border: 1px solid var(--hairline);
  font-size: 12.5px; font-weight: 600; color: var(--ink-2);
}
.biz-trust-chip svg { color: var(--cyan); }

.biz-hero-visual { position: relative; display: flex; justify-content: center; }
.biz-hero-glow { position: absolute; inset: -30px -10px; background: var(--grad); filter: blur(80px); opacity: .22; border-radius: 50%; pointer-events: none; }
.biz-hero-stack { position: relative; width: 100%; max-width: 460px; display: flex; flex-direction: column; gap: 14px; animation: floaty 8s ease-in-out infinite; }
.biz-hero-code { position: relative; transform: rotate(-0.8deg); }

/* hero "response" card - the JSON the SDK call returns, made tangible */
.biz-hero-result { position: relative; padding: 16px 18px; transform: rotate(0.7deg); }
.biz-hr-top { display: flex; align-items: center; gap: 12px; margin-bottom: 13px; }
.biz-hr-meta { min-width: 0; }
.biz-hr-h { font-size: 14px; font-weight: 700; letter-spacing: -0.01em; }
.biz-hr-sub { font-size: 12px; margin-top: 2px; }
.biz-hr-tag { margin-left: auto; font-family: var(--mono); font-size: 10.5px; font-weight: 700; color: #6EE7B7; background: var(--emerald-dim); padding: 4px 9px; border-radius: 7px; flex: none; }
.biz-hr-rows { display: flex; flex-direction: column; gap: 9px; }
.biz-hr-row { display: flex; align-items: center; gap: 11px; }
.biz-hr-name { font-size: 13px; font-weight: 600; flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.biz-hr-cost { font-size: 13px; font-weight: 600; color: var(--ink-2); }

/* ---- subpage hero (narrower) ---- */
.biz-subhero { max-width: 40em; padding: 64px 0 8px; }
.biz-subhero .biz-h1 { font-size: clamp(36px, 4.6vw, 56px); }
.biz-subhero .biz-sub { font-size: 18px; margin-bottom: 26px; }

/* ---- code block ---- */
.code { border-radius: 16px; overflow: hidden; border: 1px solid var(--hairline-strong); background: #0B1020; box-shadow: var(--shadow-card); }
.code-bar { display: flex; align-items: center; gap: 12px; padding: 11px 14px; border-bottom: 1px solid var(--hairline); background: rgba(255,255,255,0.02); }
.code-dots { display: inline-flex; gap: 6px; }
.code-dots i { width: 11px; height: 11px; border-radius: 50%; background: rgba(255,255,255,0.14); }
.code-dots i:nth-child(1) { background: #FB7185; opacity: .8; }
.code-dots i:nth-child(2) { background: #FBBF24; opacity: .8; }
.code-dots i:nth-child(3) { background: #34D399; opacity: .8; }
.code-file { font-family: var(--mono); font-size: 12.5px; color: var(--ink-2); }
.code-lang { font-size: 10.5px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); background: rgba(255,255,255,0.05); padding: 2px 8px; border-radius: 6px; }
.code-copy { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; color: var(--ink-3); padding: 5px 10px; border-radius: 8px; transition: color .2s, background .2s; }
.code-copy:hover { color: var(--ink); background: rgba(255,255,255,0.06); }
.code-pre { margin: 0; padding: 16px 18px; overflow-x: auto; }
.code-pre code { font-family: var(--mono); font-size: 13px; line-height: 1.65; color: var(--ink-2); white-space: pre; }
.tok-com { color: var(--ink-3); font-style: italic; }
.tok-str { color: #6FE3F5; }
.tok-num { color: #FBBF24; }
.tok-kw  { color: #A5B4FC; font-weight: 600; }

/* ---- partners (seamless marquee) ---- */
.biz-partners { text-align: center; margin: 8px 0 8px; }
.biz-partners-label { display: block; margin-bottom: 18px; }
.biz-partner-view { position: relative; overflow: hidden;
  -webkit-mask: linear-gradient(90deg, transparent, #000 6%, #000 93%, transparent);
  mask: linear-gradient(90deg, transparent, #000 6%, #000 93%, transparent); }
.biz-partner-row { display: flex; flex-wrap: nowrap; width: max-content; gap: 12px; animation: biz-marquee 30s linear infinite; }
.biz-partner-view:hover .biz-partner-row { animation-play-state: paused; }
@keyframes biz-marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.biz-partner { display: inline-flex; align-items: center; gap: 9px; height: 44px; padding: 0 16px 0 9px; border-radius: var(--r-pill); background: rgba(255,255,255,0.03); border: 1px solid var(--hairline); white-space: nowrap; flex: none; }
.biz-partner-name { font-size: 14px; font-weight: 700; color: var(--ink-2); letter-spacing: -0.01em; }

/* ---- stat band ---- */
.biz-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin: 64px 0; padding: 36px; border-radius: var(--r-card); border: 1px solid var(--hairline); background: var(--grad-soft); }
.biz-stat { text-align: center; }
.biz-stat-v { font-size: clamp(32px, 4vw, 46px); font-weight: 600; letter-spacing: -0.02em; line-height: 1; }
.biz-stat-l { font-size: 13.5px; margin-top: 10px; }

/* ---- steps ---- */
.biz-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.biz-step { padding: 22px; display: flex; flex-direction: column; }
.biz-step-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.biz-step-n { display: grid; place-items: center; width: 26px; height: 26px; border-radius: 8px; font-size: 13px; font-weight: 800; color: #0A0E1A; background: var(--grad); }
.biz-step-ic { color: var(--indigo-bright); }
.biz-step-t { font-size: 16px; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 8px; }
.biz-step-d { font-size: 13px; line-height: 1.5; }

/* ---- engine messy → clean ---- */
.biz-engine { display: grid; grid-template-columns: 1fr auto 1fr; gap: 28px; align-items: center; padding: 32px; }
.biz-engine-side { min-width: 0; }
.biz-engine-side .eyebrow { margin-bottom: 14px; display: block; }
.biz-engine-msg { display: flex; flex-direction: column; gap: 8px; }
.biz-msg-line { font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); padding: 11px 14px; border-radius: 10px; background: rgba(255,255,255,0.03); border: 1px solid var(--hairline); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.biz-engine-arrow { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; background: var(--grad); color: #0A0E1A; box-shadow: var(--glow-indigo); }

/* ---- generic cards grid ---- */
.biz-cards { display: grid; gap: 18px; }
.biz-cards.three { grid-template-columns: repeat(3, 1fr); }
.biz-cards.two { grid-template-columns: repeat(2, 1fr); }
.biz-card { padding: 24px; }
.biz-card-ic { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 13px; margin-bottom: 16px; background: var(--grad-soft); color: var(--indigo-bright); border: 1px solid var(--hairline); }
.biz-card-ic.accent { color: var(--cyan); }
.biz-card-h { font-size: 16.5px; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 8px; }
.biz-card-p { font-size: 13.5px; line-height: 1.55; }
.biz-card.row-card { display: flex; align-items: flex-start; gap: 16px; }
.biz-card.row-card .biz-card-ic { margin-bottom: 0; flex: none; }

/* ---- split (white-label) ---- */
.biz-split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.biz-split-h { font-size: clamp(24px, 3vw, 34px); font-weight: 500; letter-spacing: -0.02em; line-height: 1.1; margin: 12px 0 16px; }
.biz-split-p { font-size: 16px; line-height: 1.6; margin: 0 0 22px; }
.biz-checklist { list-style: none; padding: 0; margin: 0 0 26px; display: flex; flex-direction: column; gap: 11px; }
.biz-checklist li { display: flex; align-items: center; gap: 10px; font-size: 14.5px; color: var(--ink-2); }
.biz-checklist li svg { color: var(--emerald); flex: none; }
.biz-codewide { max-width: 640px; margin: 0 auto; }

/* ---- trust band ---- */
.biz-trust-band { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; padding: 26px 30px; margin: 64px 0; }
.biz-trust-band-main { display: flex; align-items: center; gap: 18px; }
.biz-trust-band-ic { display: grid; place-items: center; width: 50px; height: 50px; border-radius: 14px; background: var(--grad-soft); color: var(--cyan); border: 1px solid var(--hairline); flex: none; }
.biz-trust-band-h { font-size: 17px; font-weight: 700; letter-spacing: -0.01em; }
.biz-trust-band-p { font-size: 13.5px; margin-top: 3px; }

/* ---- CTA band ---- */
.biz-cta-band { text-align: center; padding: 56px 40px; margin: 80px 0 16px; position: relative; overflow: hidden; }
.biz-cta-band::before { content: ""; position: absolute; inset: 0; background: var(--grad-soft); opacity: .6; pointer-events: none; }
.biz-cta-band > * { position: relative; }
.biz-cta-h { font-size: clamp(26px, 3.4vw, 40px); font-weight: 500; letter-spacing: -0.025em; margin: 0 0 14px; }
.biz-cta-sub { font-size: 17px; line-height: 1.55; max-width: 38em; margin: 0 auto 28px; }
.biz-cta-band .biz-cta-row { justify-content: center; }
.biz-cta-foot { display: inline-flex; align-items: center; gap: 8px; margin-top: 22px; font-size: 13px; font-family: var(--mono); }

/* ---- docs ---- */
.doc-layout { display: grid; grid-template-columns: 200px 1fr; gap: 48px; margin-top: 56px; align-items: start; }
.doc-rail { position: sticky; top: 84px; display: flex; flex-direction: column; gap: 2px; }
.doc-rail-h { margin-bottom: 12px; }
.doc-rail-link { text-align: left; font-size: 14px; font-weight: 500; color: var(--ink-3); padding: 7px 11px; border-radius: 8px; transition: color .2s, background .2s; }
.doc-rail-link:hover { color: var(--ink); background: rgba(255,255,255,0.05); }
.doc-block { scroll-margin-top: 84px; margin-bottom: 56px; }
.doc-h { font-size: 24px; font-weight: 600; letter-spacing: -0.015em; margin: 0 0 10px; }
.doc-p { font-size: 15px; line-height: 1.6; margin: 0 0 18px; max-width: 42em; }
.doc-p + .code, .code + .code { margin-top: 14px; }
.doc-inline { font-family: var(--mono); font-size: 13px; color: var(--cyan); background: rgba(34,211,238,0.08); padding: 2px 7px; border-radius: 6px; }

.ep-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 18px; }
.endpoint { display: flex; align-items: center; gap: 14px; padding: 14px 16px; flex-wrap: wrap; }
.ep-method { font-family: var(--mono); font-size: 11px; font-weight: 800; letter-spacing: .04em; padding: 4px 9px; border-radius: 7px; flex: none; }
.m-get   { color: #6EE7B7; background: var(--emerald-dim); }
.m-post  { color: #A5B4FC; background: rgba(99,102,241,0.16); }
.m-event { color: #FCD34D; background: var(--amber-dim); }
.ep-path { font-family: var(--mono); font-size: 13.5px; font-weight: 600; color: var(--ink); }
.ep-desc { font-size: 13px; flex: 1; min-width: 180px; }

.sdk-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.sdk-card { display: flex; align-items: center; gap: 11px; padding: 16px 18px; font-size: 14.5px; font-weight: 600; color: var(--ink-2); }
.sdk-ic { color: var(--indigo-bright); display: grid; place-items: center; }

/* ---- security compliance ---- */
.comp-card .comp-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.comp-card .biz-card-ic { margin-bottom: 0; }
.comp-status { font-size: 11px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; padding: 4px 10px; border-radius: 999px; }
.st-live, .st-india { color: #6EE7B7; background: var(--emerald-dim); }
.st-aligned { color: #67E8F9; background: rgba(34,211,238,0.12); }
.st-progress { color: #FCD34D; background: var(--amber-dim); }
.st-roadmap { color: var(--ink-2); background: rgba(255,255,255,0.06); }

/* ---- pricing ---- */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: start; }
.price-card { padding: 30px 26px; display: flex; flex-direction: column; position: relative; }
.price-card.featured { border-color: rgba(99,102,241,0.5); box-shadow: 0 0 0 1px rgba(99,102,241,0.4), var(--glow-indigo); }
.price-tag { position: absolute; top: -11px; left: 26px; font-size: 11px; font-weight: 800; letter-spacing: .03em; text-transform: uppercase; color: #0A0E1A; background: var(--grad); padding: 4px 11px; border-radius: 999px; }
.price-name { font-size: 15px; font-weight: 700; color: var(--ink-2); letter-spacing: .01em; }
.price-amount { font-size: 34px; font-weight: 600; letter-spacing: -0.02em; margin: 10px 0 4px; }
.price-note { font-size: 13px; margin-bottom: 22px; }
.price-cta { width: 100%; height: 46px; margin-bottom: 22px; }
.price-feats { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.price-feats li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--ink-2); }
.price-feats li svg { color: var(--emerald); flex: none; }

.cmp-wrap { padding: 8px 8px; overflow-x: auto; }
.cmp-table { width: 100%; border-collapse: collapse; min-width: 540px; }
.cmp-table th, .cmp-table td { padding: 14px 18px; text-align: center; border-bottom: 1px solid var(--hairline); }
.cmp-table thead th { font-size: 13px; font-weight: 700; color: var(--ink); }
.cmp-table thead th:first-child { text-align: left; }
.cmp-table tbody td:first-child { text-align: left; }
.cmp-f { font-size: 14px; font-weight: 600; color: var(--ink-2); }
.cmp-table tbody tr:last-child td { border-bottom: none; }
.cmp-yes { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--emerald-dim); color: var(--emerald); }
.cmp-no { color: var(--ink-3); }
.cmp-val { font-size: 13.5px; font-weight: 600; color: var(--ink-2); }

/* ---- faq ---- */
.faq-list { display: flex; flex-direction: column; gap: 10px; max-width: 760px; margin: 0 auto; }
.faq { padding: 0; overflow: hidden; }
.faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 22px; font-size: 15.5px; font-weight: 600; color: var(--ink); text-align: left; }
.faq-chev { color: var(--ink-3); transition: transform .25s; flex: none; }
.faq.open .faq-chev { transform: rotate(90deg); color: var(--indigo-bright); }
.faq-a { padding: 0 22px 20px; font-size: 14.5px; line-height: 1.6; max-width: 60em; }

/* ---- footer ---- */
.biz-footer { border-top: 1px solid var(--hairline); margin-top: 40px; background: rgba(8,11,20,0.4); }
.biz-foot-inner { max-width: 1180px; margin: 0 auto; padding: 56px 40px 40px; display: grid; grid-template-columns: 1.4fr 2.2fr; gap: 48px; }
.biz-foot-brand { max-width: 300px; }
.biz-foot-tag { font-size: 13.5px; line-height: 1.6; margin: 16px 0 18px; }
.biz-foot-badges { display: flex; flex-wrap: wrap; gap: 8px; }
.biz-badge-mini { display: inline-flex; align-items: center; gap: 6px; font-size: 11.5px; font-weight: 600; color: var(--ink-2); padding: 5px 10px; border-radius: 999px; background: rgba(255,255,255,0.04); border: 1px solid var(--hairline); }
.biz-badge-mini svg { color: var(--emerald); }
.biz-foot-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.biz-foot-col { display: flex; flex-direction: column; gap: 11px; }
.biz-foot-h { font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 3px; }
.biz-foot-link { text-align: left; font-size: 14px; color: var(--ink-2); transition: color .2s; }
.biz-foot-link:hover { color: var(--ink); }
.biz-foot-bottom { max-width: 1180px; margin: 0 auto; padding: 20px 40px; border-top: 1px solid var(--hairline); display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px; }

/* ============================ RESPONSIVE ============================ */
@media (max-width: 1080px) {
  .biz-steps { grid-template-columns: repeat(2, 1fr); }
  .biz-cards.three { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 920px) {
  .biz-hero { grid-template-columns: 1fr; gap: 36px; padding: 48px 0 40px; }
  .biz-hero-visual { order: 2; }
  .biz-engine { grid-template-columns: 1fr; gap: 18px; }
  .biz-engine-arrow { transform: rotate(90deg); margin: 0 auto; }
  .biz-split { grid-template-columns: 1fr; gap: 28px; }
  .doc-layout { grid-template-columns: 1fr; gap: 24px; }
  .doc-rail { position: static; flex-direction: row; flex-wrap: wrap; gap: 6px; padding-bottom: 8px; border-bottom: 1px solid var(--hairline); }
  .biz-foot-inner { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 760px) {
  .biz-wrap, .biz-nav-inner { padding-left: 22px; padding-right: 22px; }
  .biz-foot-inner, .biz-foot-bottom { padding-left: 22px; padding-right: 22px; }
  .biz-section { margin: 68px 0; }
  .biz-nav-links { overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none; }
  .biz-nav-links::-webkit-scrollbar { display: none; }
  .biz-hide-sm { display: none; }
  .biz-stats { grid-template-columns: repeat(2, 1fr); gap: 24px 12px; padding: 28px 20px; }
  .biz-cards.three, .biz-cards.two { grid-template-columns: 1fr; }
  .price-grid { grid-template-columns: 1fr; }
  .sdk-grid { grid-template-columns: repeat(2, 1fr); }
  .biz-foot-cols { grid-template-columns: repeat(2, 1fr); gap: 28px 24px; }
}
@media (max-width: 480px) {
  .biz-wrap, .biz-nav-inner, .biz-foot-inner, .biz-foot-bottom { padding-left: 18px; padding-right: 18px; }
  .biz-steps { grid-template-columns: 1fr; }
  .biz-cta-row .btn, .price-cta { width: 100%; }
  .biz-cta-row { width: 100%; }
  .biz-trust-band { padding: 22px; }
}