/* ============================================================
   WealthFlow – Landing page
   Extends the app design system (app.css) with marketing
   components. Dark luxury fintech: obsidian, gold, serif.
   ============================================================ */

:root {
  --lp-max: 1180px;
  --gold-glow: rgba(201,168,76,.22);
}

html { scroll-padding-top: 90px; }
body.landing { display: block; overflow-x: hidden; }

.lp-container { width: 100%; max-width: var(--lp-max); margin: 0 auto; padding: 0 1.5rem; }

/* ── Nav ─────────────────────────────────────────────────── */
.lp-nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,11,15,.72);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.lp-nav-inner {
  height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.lp-brand { display: flex; align-items: center; gap: .6rem; }
.lp-brand .brand-img { height: 36px; }
.lp-brand span { font-family: var(--font-serif); font-size: 1.15rem; letter-spacing: .02em; }
.lp-links { display: flex; align-items: center; gap: 1.75rem; }
.lp-links a { font-size: .875rem; font-weight: 500; color: var(--text2); transition: color .15s; }
.lp-links a:hover { color: var(--text); }
.lp-nav-cta { display: flex; align-items: center; gap: .6rem; }
.lp-nav-cta .btn-ghost { background: transparent; }
.lp-menu { display: none; color: var(--text2); padding: .3rem; }
.lp-menu svg { width: 22px; height: 22px; }
.lp-mobile {
  display: none; flex-direction: column; gap: .25rem;
  padding: .75rem 1.5rem 1.25rem; border-top: 1px solid var(--border);
}
.lp-mobile.open { display: flex; }
.lp-mobile a { padding: .6rem 0; font-size: .95rem; color: var(--text2); }

/* ── Hero ────────────────────────────────────────────────── */
.lp-hero {
  position: relative; padding: 5.5rem 0 4.5rem; overflow: hidden;
}
.lp-hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(60% 50% at 20% 10%, var(--gold-glow), transparent 70%),
    radial-gradient(40% 40% at 90% 80%, rgba(59,130,246,.12), transparent 70%);
}
.lp-hero::after {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .35;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(70% 70% at 50% 30%, #000 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(70% 70% at 50% 30%, #000 20%, transparent 100%);
}
.lp-hero-grid {
  position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 3.5rem; align-items: center;
}
.lp-eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .35rem .85rem .35rem .5rem; border-radius: 999px;
  background: rgba(201,168,76,.1); border: 1px solid rgba(201,168,76,.3);
  color: var(--gold-lt); font-size: .78rem; font-weight: 600; letter-spacing: .04em;
  margin-bottom: 1.5rem;
}
.lp-eyebrow .dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--green);
  box-shadow: 0 0 0 4px rgba(34,197,94,.2); animation: pulse 2s infinite;
}
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 3px rgba(34,197,94,.2);} 50% { box-shadow: 0 0 0 7px rgba(34,197,94,.05);} }

.lp-h1 {
  font-family: var(--font-serif); font-size: clamp(2.6rem, 5.2vw, 4.3rem);
  line-height: 1.05; letter-spacing: -.01em; margin-bottom: 1.25rem;
}
.lp-h1 em {
  font-style: italic;
  background: linear-gradient(90deg, var(--gold-lt), var(--gold), #b8923a);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lp-lead { font-size: 1.15rem; color: var(--text2); max-width: 540px; line-height: 1.65; margin-bottom: 2rem; }
.lp-hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; margin-bottom: 1.5rem; }
.btn-lg { padding: .85rem 1.5rem; font-size: 1rem; border-radius: 12px; }
.btn-primary.btn-lg { box-shadow: 0 8px 30px rgba(201,168,76,.25); }
.lp-hero-note { display: flex; flex-wrap: wrap; gap: 1.25rem; font-size: .8rem; color: var(--text3); }
.lp-hero-note span { display: inline-flex; align-items: center; gap: .4rem; }
.lp-hero-note svg { width: 14px; height: 14px; color: var(--green); }

/* ── Hero mock dashboard ─────────────────────────────────── */
.lp-mock {
  position: relative;
  background: linear-gradient(160deg, var(--bg2), var(--bg3));
  border: 1px solid var(--border2); border-radius: var(--radius-lg);
  padding: 1.25rem; box-shadow: var(--shadow-lg), 0 0 80px rgba(201,168,76,.08);
  transform: perspective(1400px) rotateY(-6deg) rotateX(3deg);
  transition: transform .6s cubic-bezier(.2,.7,.2,1);
}
.lp-mock:hover { transform: perspective(1400px) rotateY(0) rotateX(0); }
.lp-mock-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.lp-mock-top .dots { display: flex; gap: .35rem; }
.lp-mock-top .dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--surface2); display: block; }
.lp-mock-top .pill { font-size: .68rem; padding: .15rem .6rem; border-radius: 20px; background: var(--surface); border: 1px solid var(--border2); color: var(--text2); }
.lp-mock-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: .6rem; margin-bottom: .9rem; }
.lp-mock-kpi { background: rgba(255,255,255,.03); border: 1px solid var(--border); border-radius: 10px; padding: .7rem .8rem; position: relative; overflow: hidden; }
.lp-mock-kpi::before { content:''; position:absolute; top:0; left:0; right:0; height:2px; background: var(--accent); opacity:.8; }
.lp-mock-kpi .l { font-size: .6rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text3); font-weight: 700; }
.lp-mock-kpi .v { font-family: var(--font-serif); font-size: 1.05rem; margin-top: .2rem; }
.lp-mock-kpi .s { font-size: .62rem; color: var(--text2); }
.lp-mock-card { background: rgba(255,255,255,.03); border: 1px solid var(--border); border-radius: 10px; padding: .85rem .9rem; }
.lp-mock-card .t { font-size: .62rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text2); font-weight: 700; margin-bottom: .6rem; }
.lp-mock-row { display: grid; grid-template-columns: 110px 1fr 48px; gap: .6rem; align-items: center; font-size: .72rem; margin-bottom: .45rem; }
.lp-mock-row .n { display: flex; align-items: center; gap: .4rem; color: var(--text2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lp-mock-row .n i { width: 7px; height: 7px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.lp-mock-row .bar { height: 6px; background: rgba(255,255,255,.07); border-radius: 3px; overflow: hidden; }
.lp-mock-row .bar b { display: block; height: 100%; width: 0; border-radius: 3px; transition: width 1.1s cubic-bezier(.3,.8,.2,1); }
.lp-mock-row .p { text-align: right; color: var(--text); font-weight: 600; font-variant-numeric: tabular-nums; }
.lp-mock-float {
  position: absolute; background: var(--surface); border: 1px solid var(--border2);
  border-radius: 12px; padding: .6rem .8rem; font-size: .72rem; box-shadow: var(--shadow);
  display: flex; align-items: center; gap: .55rem; animation: float 5s ease-in-out infinite;
}
.lp-mock-float svg { width: 16px; height: 16px; }
.lp-mock-float.a { top: -18px; right: -10px; color: var(--green); }
.lp-mock-float.b { bottom: -16px; left: -14px; color: var(--gold); animation-delay: -2.5s; }
.lp-mock-float strong { color: var(--text); display: block; font-size: .78rem; }
@keyframes float { 0%,100% { transform: translateY(0);} 50% { transform: translateY(-6px);} }

/* ── Social strip ────────────────────────────────────────── */
.lp-strip { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--bg2); padding: 1.1rem 0; }
.lp-strip-inner { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem 2.5rem; font-size: .8rem; color: var(--text2); }
.lp-strip-inner span { display: inline-flex; align-items: center; gap: .45rem; }
.lp-strip-inner svg { width: 15px; height: 15px; color: var(--gold); }

/* ── Sections ────────────────────────────────────────────── */
.lp-section { padding: 5.5rem 0; }
.lp-section.alt { background: var(--bg2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.lp-kicker { font-size: .75rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--gold); margin-bottom: .75rem; }
.lp-h2 { font-family: var(--font-serif); font-size: clamp(1.9rem, 3.4vw, 2.7rem); line-height: 1.15; margin-bottom: .9rem; }
.lp-sub { color: var(--text2); font-size: 1.02rem; max-width: 620px; line-height: 1.65; }
.lp-center { text-align: center; }
.lp-center .lp-sub { margin: 0 auto; }

/* ── Features ────────────────────────────────────────────── */
.lp-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.15rem; margin-top: 3rem; }
.lp-feature {
  background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 1.6rem; position: relative; overflow: hidden; transition: transform .2s, border-color .2s;
}
.lp-feature::after {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .3s;
  background: radial-gradient(60% 60% at 0% 0%, var(--fc, var(--gold-glow)), transparent 70%);
}
.lp-feature:hover { transform: translateY(-3px); border-color: var(--border2); }
.lp-feature:hover::after { opacity: .5; }
.lp-feature-icon {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(255,255,255,.04); border: 1px solid var(--border2); margin-bottom: 1.1rem; color: var(--fi, var(--gold));
}
.lp-feature-icon svg { width: 20px; height: 20px; }
.lp-feature h3 { font-size: 1.15rem; margin-bottom: .45rem; }
.lp-feature p { font-size: .9rem; color: var(--text2); line-height: 1.6; }
.lp-feature.wide { grid-column: span 2; }

/* ── Steps ───────────────────────────────────────────────── */
.lp-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; margin-top: 3rem; counter-reset: step; }
.lp-step { position: relative; padding: 1.75rem 1.5rem 1.5rem; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--bg); }
.lp-step::before {
  counter-increment: step; content: '0' counter(step);
  font-family: var(--font-serif); font-size: 2.6rem; color: rgba(201,168,76,.18); position: absolute; top: .6rem; right: 1rem; line-height: 1;
}
.lp-step h3 { font-size: 1.15rem; margin-bottom: .5rem; }
.lp-step p { font-size: .9rem; color: var(--text2); line-height: 1.6; }
.lp-step .tag { display: inline-block; font-size: .7rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--gold); margin-bottom: .75rem; }

/* ── Calculator ──────────────────────────────────────────── */
.lp-calc { display: grid; grid-template-columns: 1fr 1.2fr; gap: 2.5rem; align-items: start; margin-top: 3rem; }
.lp-calc-panel { background: var(--bg2); border: 1px solid var(--border2); border-radius: var(--radius-lg); padding: 1.75rem; box-shadow: var(--shadow); }
.lp-calc-amount { position: relative; }
.lp-calc-amount input { font-size: 1.6rem; font-family: var(--font-serif); padding: .85rem 1rem; }
.lp-calc-row { display: grid; grid-template-columns: 1fr 1fr; gap: .9rem; margin-top: .9rem; }
.lp-calc-list { display: flex; flex-direction: column; gap: .9rem; }
.lp-calc-item { display: grid; grid-template-columns: 1fr auto; gap: .2rem .8rem; align-items: center; }
.lp-calc-item .name { display: flex; align-items: center; gap: .55rem; font-weight: 500; font-size: .95rem; }
.lp-calc-item .name i { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.lp-calc-item .name small { color: var(--text3); font-weight: 600; font-size: .75rem; }
.lp-calc-item .amt { font-family: var(--font-serif); font-size: 1.15rem; font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.lp-calc-item .bar { grid-column: 1 / -1; height: 7px; background: rgba(255,255,255,.07); border-radius: 4px; overflow: hidden; }
.lp-calc-item .bar b { display: block; height: 100%; width: 0; transition: width .7s cubic-bezier(.3,.8,.2,1); border-radius: 4px; }
.lp-calc-total { display: flex; justify-content: space-between; align-items: center; padding-top: 1rem; margin-top: .5rem; border-top: 1px solid var(--border); font-size: .85rem; color: var(--text2); }
.lp-calc-total strong { font-family: var(--font-serif); font-size: 1.3rem; color: var(--gold-lt); }
.lp-calc-hint { font-size: .8rem; color: var(--text3); margin-top: 1rem; line-height: 1.5; }

/* ── Security ────────────────────────────────────────────── */
.lp-security { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 3rem; align-items: center; }
.lp-security > * { min-width: 0; }
.lp-sec-list { display: grid; gap: .9rem; margin-top: 1.5rem; }
.lp-sec-item { display: flex; gap: .9rem; align-items: flex-start; }
.lp-sec-item .ic { width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0; display: grid; place-items: center; background: rgba(34,197,94,.1); border: 1px solid rgba(34,197,94,.25); color: var(--green); }
.lp-sec-item .ic svg { width: 17px; height: 17px; }
.lp-sec-item strong { display: block; font-size: .95rem; margin-bottom: .15rem; }
.lp-sec-item span { font-size: .85rem; color: var(--text2); line-height: 1.5; }
.lp-sec-art {
  position: relative; margin: 0; max-width: 520px; width: 100%; justify-self: center; aspect-ratio: 1;
  border-radius: 28px; overflow: hidden;
  background: #0a0b0f;
  box-shadow: 0 30px 80px rgba(0,0,0,.6), 0 0 120px rgba(201,168,76,.12);
  border: 1px solid rgba(201,168,76,.18);
}
.lp-sec-art img { display: block; width: 100%; max-width: 100%; height: 100%; object-fit: cover; }
.lp-sec-art::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(75% 75% at 50% 50%, transparent 55%, rgba(10,11,15,.85) 100%),
    linear-gradient(180deg, rgba(10,11,15,.35), transparent 30%, transparent 70%, rgba(10,11,15,.5));
}
.lp-sec-art::before {
  content: ''; position: absolute; inset: -1px; border-radius: 28px; pointer-events: none; z-index: 1;
  background: linear-gradient(135deg, rgba(201,168,76,.35), transparent 40%, transparent 60%, rgba(201,168,76,.2));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; padding: 1px;
}

/* ── Pricing ─────────────────────────────────────────────── */
.lp-pricing { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; max-width: 820px; margin: 3rem auto 0; }
.lp-price {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 2rem; position: relative;
}
.lp-price.featured { border-color: rgba(201,168,76,.5); box-shadow: 0 0 0 1px rgba(201,168,76,.2), 0 20px 60px rgba(201,168,76,.08); }
.lp-price .ribbon {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--gold-dk), var(--gold)); color: #0a0b0f;
  font-size: .68rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; padding: .3rem .8rem; border-radius: 20px;
}
.lp-price h3 { font-size: 1.3rem; margin-bottom: .25rem; }
.lp-price .amount { font-family: var(--font-serif); font-size: 3rem; line-height: 1; margin: .75rem 0 .25rem; }
.lp-price .amount small { font-family: var(--font-sans); font-size: .9rem; color: var(--text2); }
.lp-price .desc { font-size: .88rem; color: var(--text2); margin-bottom: 1.5rem; }
.lp-price ul { list-style: none; display: grid; gap: .6rem; margin-bottom: 1.75rem; }
.lp-price li { display: flex; gap: .6rem; align-items: flex-start; font-size: .9rem; color: var(--text2); }
.lp-price li svg { width: 16px; height: 16px; color: var(--green); flex-shrink: 0; margin-top: .15rem; }
.lp-price.soon li svg { color: var(--text3); }
.lp-price.soon { opacity: .85; }

/* ── FAQ ─────────────────────────────────────────────────── */
.lp-faq { max-width: 760px; margin: 2.5rem auto 0; display: grid; gap: .6rem; }
.lp-faq details { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 0 1.25rem; transition: border-color .2s; }
.lp-faq details[open] { border-color: var(--border2); }
.lp-faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.05rem 0; font-weight: 600; font-size: .98rem; }
.lp-faq summary::-webkit-details-marker { display: none; }
.lp-faq summary::after { content: '+'; font-family: var(--font-serif); font-size: 1.4rem; color: var(--gold); transition: transform .2s; }
.lp-faq details[open] summary::after { transform: rotate(45deg); }
.lp-faq p { padding: 0 0 1.1rem; color: var(--text2); font-size: .92rem; line-height: 1.65; }

/* ── Final CTA ───────────────────────────────────────────── */
.lp-cta {
  position: relative; overflow: hidden; text-align: center;
  background: linear-gradient(160deg, var(--bg2), var(--bg3)); border: 1px solid rgba(201,168,76,.3);
  border-radius: 28px; padding: 4rem 2rem;
}
.lp-cta::before { content: ''; position: absolute; inset: -40%; background: radial-gradient(40% 40% at 50% 50%, var(--gold-glow), transparent 70%); pointer-events: none; }
.lp-cta > * { position: relative; }
.lp-cta .lp-h2 { margin-bottom: .75rem; }
.lp-cta .lp-sub { margin: 0 auto 1.75rem; }

/* ── Footer ──────────────────────────────────────────────── */
.lp-footer { border-top: 1px solid var(--border); padding: 2.5rem 0; background: var(--bg2); }
.lp-footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1.25rem; font-size: .82rem; color: var(--text3); }
.lp-footer-inner a { color: var(--text2); }
.lp-footer-inner a:hover { color: var(--gold); }
.lp-footer-links { display: flex; gap: 1.5rem; }
.lp-footer-brand { display: flex; flex-direction: column; gap: .35rem; }
.lp-footer-brand .brand-img { height: 30px; }
.lp-tagline { font-size: .7rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--gold); display: flex; align-items: center; gap: .5rem; }
.lp-tagline i { width: 5px; height: 5px; border-radius: 50%; background: var(--gold); display: inline-block; opacity: .8; }

/* ── Scroll reveal ───────────────────────────────────────── */
/* Only hide-for-reveal when JS is confirmed running (html.js); content is always visible without JS */
html.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
html.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .lp-mock, .lp-mock-float, .lp-eyebrow .dot { animation: none !important; transform: none !important; }
}

/* ── Auth page polish (shared with login/register) ───────── */
.auth-page--glow { background: radial-gradient(60% 40% at 50% 0%, var(--gold-glow), transparent 70%), var(--bg); }
.auth-notice { color: var(--gold-lt); background: rgba(201,168,76,.1); border-color: rgba(201,168,76,.3); }
.hp-field { position: absolute; left: -9999px; top: -9999px; height: 0; overflow: hidden; }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .lp-hero-grid { grid-template-columns: 1fr; gap: 3rem; }
  .lp-mock { transform: none; max-width: 560px; margin: 0 auto; }
  .lp-features { grid-template-columns: repeat(2, 1fr); }
  .lp-feature.wide { grid-column: span 2; }
  .lp-steps { grid-template-columns: 1fr; }
  .lp-calc { grid-template-columns: 1fr; }
  .lp-security { grid-template-columns: minmax(0,1fr); }
  .lp-sec-art { max-width: 420px; }
}
@media (max-width: 768px) {
  .lp-links, .lp-nav-cta .btn-ghost { display: none; }
  .lp-menu { display: grid; place-items: center; }
  .lp-hero { padding: 3.5rem 0 3rem; }
  .lp-section { padding: 3.75rem 0; }
  .lp-features { grid-template-columns: 1fr; }
  .lp-feature.wide { grid-column: span 1; }
  .lp-pricing { grid-template-columns: 1fr; }
  .lp-mock-float { display: none; }
  .lp-mock-kpis { grid-template-columns: repeat(3, 1fr); gap: .4rem; }
  .lp-mock-row { grid-template-columns: 86px 1fr 40px; }
  .lp-cta { padding: 3rem 1.25rem; border-radius: 20px; }
}