/* StockPulse landing styles: static, responsive, accessible, reduced-motion aware. */
:root {
  --color-bg: #f7faf8;
  --color-bg-mint: #e5fff1;
  --color-surface: #ffffff;
  --color-surface-soft: #f1f6f4;
  --color-ink: #111513;
  --color-muted: #66736d;
  --color-line: #dde7e2;
  --color-brand: #1edb8f;
  --color-brand-dark: #087a50;
  --color-brand-soft: #ddfbef;
  --color-dark: #0d1114;
  --color-dark-card: #151a1f;
  --color-positive: #0f8f54;
  --color-warning: #a96600;
  --color-negative: #c93434;
  --color-info: #285fd8;
  --gradient-hero: radial-gradient(circle at 75% 10%, rgba(30, 219, 143, 0.22), transparent 35%), linear-gradient(180deg, #e6fff2 0%, #f8fbf9 78%);
  --gradient-dark: linear-gradient(180deg, #0d1114 0%, #111a17 100%);
  --container-max: 1180px;
  --container-wide: 1320px;
  --gutter-desktop: 32px;
  --gutter-mobile: 18px;
  --section-y-desktop: 112px;
  --section-y-mobile: 72px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 36px;
  --shadow-card: 0 18px 50px rgba(20, 35, 30, 0.08);
  --shadow-float: 0 24px 80px rgba(12, 28, 22, 0.16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: Pretendard, Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  word-break: keep-all;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--color-brand-dark); outline-offset: 3px; }
.skip-link { position: absolute; left: 16px; top: -60px; z-index: 1000; padding: 10px 14px; border-radius: 999px; background: var(--color-dark); color: #fff; }
.skip-link:focus { top: 14px; }

.container { width: min(100% - (var(--gutter-desktop) * 2), var(--container-max)); margin: 0 auto; }
.container.wide { width: min(100% - (var(--gutter-desktop) * 2), var(--container-wide)); }
.container.narrow { max-width: 900px; }
.section { padding: var(--section-y-desktop) 0; }
.section-heading { max-width: 760px; margin: 0 auto 42px; text-align: center; }
.section-heading.compact { margin-bottom: 34px; }
.section-heading h2, .copy-card h2, .feature-layout h2, .ranking-layout h2, .disclaimer-box h2, .final-card h2 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
}
.section-heading p, .copy-card p, .feature-layout p, .ranking-layout p { color: var(--color-muted); font-size: 1.06rem; }
.eyebrow, .section-kicker { margin: 0 0 12px; color: var(--color-brand-dark); font-weight: 800; letter-spacing: -0.01em; }
.caption { color: var(--color-muted); font-size: 0.88rem; }
.centered { text-align: center; }

.site-header { position: sticky; top: 0; z-index: 50; background: rgba(247, 250, 248, 0.78); backdrop-filter: blur(18px); border-bottom: 1px solid transparent; transition: min-height 180ms ease, border-color 180ms ease, background 180ms ease; }
.site-header.is-scrolled { border-bottom-color: rgba(17, 21, 19, 0.1); background: rgba(247, 250, 248, 0.92); }
.header-inner { width: min(100% - 40px, var(--container-wide)); min-height: 72px; margin: 0 auto; display: flex; align-items: center; gap: 24px; }
.brand img { width: 184px; object-fit: contain; }
.nav-links { flex: 1; display: flex; justify-content: center; gap: 24px; color: #25312c; font-size: 0.95rem; font-weight: 700; }
.nav-links a:hover { color: var(--color-brand-dark); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.button { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; padding: 0 18px; font-weight: 800; border: 1px solid transparent; }
.button-primary { background: var(--color-dark); color: #fff; box-shadow: 0 12px 28px rgba(13,17,20,0.14); }
.button-secondary { border-color: var(--color-line); background: #fff; }
.button-ghost { border-color: var(--color-line); color: #1e2925; background: rgba(255,255,255,0.62); }
.menu-button { display: none; width: 44px; height: 44px; border: 1px solid var(--color-line); border-radius: 14px; background: #fff; padding: 11px; }
.menu-button span { display: block; height: 2px; margin: 5px 0; background: var(--color-ink); border-radius: 99px; }
.mobile-menu { width: min(100% - 32px, 480px); margin: 0 auto 14px; padding: 16px; border: 1px solid var(--color-line); border-radius: 22px; background: rgba(255,255,255,0.96); box-shadow: var(--shadow-card); }
.mobile-menu a { display: block; padding: 12px; font-weight: 800; }
.mobile-menu-ctas { display: grid; gap: 8px; margin-top: 8px; }

.hero { min-height: 760px; padding: 96px 0 84px; background: var(--gradient-hero); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.98fr); gap: 44px; align-items: center; }
.hero h1 { max-width: 760px; margin: 0 0 22px; font-size: clamp(2.375rem, 5vw, 4rem); line-height: 1.05; letter-spacing: -0.055em; }
.hero-subcopy { max-width: 680px; margin: 0 0 26px; color: #40514a; font-size: clamp(1.05rem, 1.8vw, 1.25rem); line-height: 1.62; }
.cta-group { display: flex; flex-wrap: wrap; gap: 12px; align-items: stretch; margin: 0 0 18px; }
.store-cta { min-width: 156px; min-height: 58px; display: inline-flex; flex-direction: column; justify-content: center; gap: 1px; padding: 9px 18px; border-radius: 999px; border: 1px solid rgba(17,21,19,0.12); box-shadow: 0 14px 34px rgba(12,28,22,0.1); }
.store-kicker { font-size: 0.72rem; line-height: 1; opacity: 0.78; }
.store-cta strong { font-size: 1rem; line-height: 1.15; }
.store-cta-dark { background: var(--color-dark); color: #fff; }
.store-cta-light { background: #fff; color: var(--color-ink); }
.store-cta-web { background: var(--color-brand-soft); color: #053b28; }
.dark-web { background: rgba(30,219,143,0.15); color: #fff; border-color: rgba(255,255,255,0.18); }
.trust-note { margin: 0 0 18px; color: #40514a; font-weight: 700; }
.proof-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.proof-chips span { padding: 8px 12px; border: 1px solid rgba(8,169,108,0.18); border-radius: 999px; background: rgba(255,255,255,0.76); color: #204139; font-size: 0.86rem; font-weight: 750; }
.hero-visual { position: relative; min-height: 590px; display: grid; place-items: center; }
.phone { border-radius: 34px; box-shadow: var(--shadow-float); background: #111; }
.phone-primary { width: min(58vw, 294px); transform: rotate(-5deg) translateX(-48px); }
.phone-secondary { position: absolute; right: 2%; bottom: 56px; width: min(38vw, 210px); transform: rotate(6deg); border-radius: 28px; }
.signal-card { position: absolute; z-index: 2; width: min(260px, 72vw); padding: 15px 18px; border: 1px solid rgba(255,255,255,0.68); border-radius: 20px; background: rgba(255,255,255,0.86); box-shadow: var(--shadow-card); backdrop-filter: blur(14px); }
.signal-card strong, .signal-card span { display: block; }
.signal-card span { color: var(--color-muted); font-size: 0.88rem; }
.signal-card-top { top: 54px; right: 22px; }
.signal-card-bottom { bottom: 26px; left: 0; }

.proof-strip { padding: 34px 0; background: #fff; border-block: 1px solid var(--color-line); }
.proof-grid { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 12px; }
.proof-grid article { padding: 18px; border-radius: 20px; background: var(--color-brand-soft); }
.proof-grid strong { display: block; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 1.03rem; }
.proof-grid span { color: #24423a; font-size: 0.9rem; }

.card-grid { display: grid; gap: 18px; }
.card-grid.four { grid-template-columns: repeat(4, minmax(0,1fr)); }
.card, .copy-card, .flow-step, .tile-grid article, .plan-grid article { padding: 24px; border: 1px solid var(--color-line); border-radius: 26px; background: #fff; box-shadow: var(--shadow-card); }
.card h3, .flow-step h3, .tile-grid strong, .plan-grid h3 { margin: 10px 0 8px; font-size: 1.25rem; line-height: 1.25; }
.card p, .flow-step p, .tile-grid span, .plan-grid p { color: var(--color-muted); }
.icon { width: 40px; height: 40px; display: inline-grid; place-items: center; border-radius: 14px; background: var(--color-brand-soft); color: var(--color-brand-dark); font-weight: 900; }

.flow-section { background: var(--color-surface-soft); }
.flow-grid { position: relative; display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.flow-step span { color: var(--color-brand-dark); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-weight: 900; }
.feature-band { background: #fff; }
.feature-layout, .split-grid, .ranking-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(330px, 0.84fr); gap: 44px; align-items: center; }
.tag-list, .signal-labels { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.tag-list span, .signal-labels span { padding: 9px 12px; border-radius: 999px; font-weight: 850; font-size: 0.88rem; }
.tag-list span { background: var(--color-brand-soft); color: #064831; }
.filing-preview, .summary-compare, .notification-card { padding: 28px; border-radius: 30px; background: var(--color-dark); color: #fff; box-shadow: var(--shadow-float); }
.filing-row { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 48px; color: #dbe8e2; }
.filing-preview p { color: #b7c8c0; }
.filing-preview a { display: inline-flex; margin-top: 14px; color: #9df5ce; font-weight: 900; }
.summary-compare { display: grid; gap: 14px; background: #fff; color: var(--color-ink); border: 1px solid var(--color-line); }
.summary-compare div { padding: 20px; border-radius: 20px; background: var(--color-surface-soft); }
.summary-compare span { color: var(--color-brand-dark); font-weight: 900; }
.reverse .split-grid { grid-template-columns: minmax(330px,0.84fr) minmax(0,1fr); }
.notification-card { min-height: 260px; background: radial-gradient(circle at 80% 20%, rgba(30,219,143,0.22), transparent 38%), var(--gradient-dark); }
.push-dot { width: 14px; height: 14px; display: block; margin-bottom: 32px; border-radius: 999px; background: var(--color-brand); box-shadow: 0 0 0 14px rgba(30,219,143,0.14); }
.reaction-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.reaction-grid article { padding: 24px; border-radius: 28px; background: #fff; border: 1px solid var(--color-line); text-align: center; box-shadow: var(--shadow-card); }
.reaction-grid span { color: var(--color-muted); font-weight: 800; }
.reaction-grid strong { display: block; margin: 8px 0; font-size: 1.5rem; }
.dark-section { background: var(--gradient-dark); color: #fff; }
.dark-section .eyebrow, .final-card .eyebrow { color: #95f1c9; }
.dark-section p { color: #bdc9c4; }
.signal-labels .warning { background: rgba(245,165,36,0.17); color: #ffd38a; }
.signal-labels .danger { background: rgba(228,77,77,0.17); color: #ffb6b6; }
.signal-labels .good { background: rgba(20,184,106,0.17); color: #a6f3ca; }
.ranking-image { width: min(100%, 440px); margin-left: auto; border-radius: 28px; border: 1px solid rgba(255,255,255,0.12); box-shadow: var(--shadow-float); }
.tile-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px; }
.tile-grid strong, .tile-grid span { display: block; }
.tile-grid article { min-height: 158px; }
.preview-section { background: #fff; }
.preview-rail { display: grid; grid-template-columns: repeat(4, minmax(220px,1fr)); gap: 18px; overflow-x: auto; padding: 8px 6px 18px; scroll-snap-type: x mandatory; }
.preview-rail figure { min-width: 220px; margin: 0; padding: 14px; border: 1px solid var(--color-line); border-radius: 28px; background: var(--color-surface-soft); scroll-snap-align: center; transition: transform 180ms ease, box-shadow 180ms ease; }
.preview-rail figure:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.preview-rail img { width: 100%; max-height: 540px; object-fit: contain; border-radius: 22px; }
.preview-rail figcaption { margin-top: 10px; font-weight: 850; text-align: center; }
.membership-section { background: var(--color-surface-soft); }
.plan-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.plan-grid strong { display: block; font-size: 1.7rem; letter-spacing: -0.03em; }
.disclaimer-box { padding: 42px; border-radius: 34px; background: #fff; border: 1px solid var(--color-line); box-shadow: var(--shadow-card); }
.disclaimer-box ul { margin: 22px 0 0; padding-left: 22px; color: var(--color-muted); }
.faq-list { display: grid; gap: 12px; }
.faq-item { border: 1px solid var(--color-line); border-radius: 22px; background: #fff; overflow: hidden; box-shadow: 0 10px 30px rgba(20,35,30,0.05); }
.faq-item button { width: 100%; display: flex; justify-content: space-between; gap: 18px; padding: 20px 22px; border: 0; background: transparent; color: var(--color-ink); font: inherit; font-weight: 900; text-align: left; cursor: pointer; }
.faq-item button::after { content: "+"; flex: 0 0 auto; }
.faq-item button[aria-expanded="true"]::after { content: "–"; }
.faq-item div { padding: 0 22px 20px; color: var(--color-muted); }
.faq-item p { margin: 0; }
.final-cta { padding: 64px 0; background: #fff; scroll-margin-top: 88px; }
.final-card { padding: 48px; border-radius: 38px; background: radial-gradient(circle at 50% 0, rgba(30,219,143,0.22), transparent 30%), var(--gradient-dark); color: #fff; text-align: center; }
.final-card img { margin: 0 auto 20px; }
.final-card p { max-width: 680px; margin: 0 auto 26px; color: #c9d7d1; }
.centered-ctas { justify-content: center; }
.site-footer { padding: 48px 0 calc(48px + env(safe-area-inset-bottom)); background: var(--color-dark); color: #dfe8e3; }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: start; }
.footer-grid img { margin-bottom: 16px; }
.footer-grid nav { display: grid; gap: 10px; }
.footer-grid a { color: #fff; font-weight: 800; }
.footer-disclaimer { max-width: 760px; color: #aebbb5; font-size: 0.82rem; }
.sticky-download { display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; padding: 8px 10px calc(8px + env(safe-area-inset-bottom)); background: rgba(13,17,20,0.92); backdrop-filter: blur(14px); gap: 8px; }
.sticky-download a { min-height: 48px; display: grid; place-items: center; border-radius: 999px; background: #fff; color: var(--color-dark); font-size: 0.82rem; font-weight: 900; }
.sticky-download a:first-child { background: var(--color-brand); color: #062a1d; }

@media (max-width: 1024px) {
  .nav-links, .header-actions { display: none; }
  .menu-button { display: inline-block; margin-left: auto; }
  .hero-grid, .feature-layout, .split-grid, .ranking-layout, .reverse .split-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 72px; }
  .hero-visual { min-height: 520px; }
  .card-grid.four, .tile-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .proof-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
}

@media (max-width: 700px) {
  :root { --gutter-desktop: var(--gutter-mobile); }
  body { padding-bottom: 72px; }
  .container, .container.wide { width: min(100% - (var(--gutter-mobile) * 2), var(--container-max)); }
  .section { padding: var(--section-y-mobile) 0; }
  .header-inner { width: min(100% - 28px, var(--container-wide)); min-height: 64px; gap: 12px; }
  .brand img { width: 136px; max-height: 28px; }
  .hero { min-height: auto; padding: 44px 0 64px; }
  .hero h1 { font-size: clamp(2.15rem, 11vw, 2.625rem); line-height: 1.08; }
  .hero-subcopy { font-size: 1rem; }
  .cta-group { display: grid; grid-template-columns: 1fr; }
  .store-cta { min-height: 54px; width: 100%; }
  .proof-chips { display: grid; grid-template-columns: 1fr; }
  .hero-visual { min-height: 420px; margin-top: 12px; }
  .phone-primary { width: min(78vw, 276px); transform: rotate(-3deg) translateX(-20px); }
  .phone-secondary { width: min(42vw, 154px); right: 2px; bottom: 58px; border-radius: 22px; }
  .signal-card { padding: 12px 14px; border-radius: 16px; }
  .signal-card-top { top: 22px; right: 0; }
  .signal-card-bottom { left: 0; bottom: 20px; }
  .proof-grid, .card-grid.four, .flow-grid, .reaction-grid, .tile-grid, .plan-grid { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .card, .copy-card, .flow-step, .tile-grid article, .plan-grid article, .filing-preview, .summary-compare, .notification-card { padding: 20px; border-radius: 22px; }
  .section-heading { margin-bottom: 28px; text-align: left; }
  .section-heading h2, .copy-card h2, .feature-layout h2, .ranking-layout h2, .disclaimer-box h2, .final-card h2 { font-size: clamp(1.8rem, 8vw, 2.25rem); }
  .ranking-image { margin: 0; }
  .preview-rail { grid-auto-flow: column; grid-auto-columns: minmax(240px, 82vw); grid-template-columns: none; }
  .disclaimer-box, .final-card { padding: 26px 20px; border-radius: 26px; }
  .footer-grid { grid-template-columns: 1fr; }
  .sticky-download { display: grid; grid-template-columns: 1fr 1fr 0.84fr; }
}

@media (max-width: 340px) {
  .brand img { width: 118px; }
  .hero h1 { font-size: 2.15rem; }
  .proof-grid { grid-template-columns: 1fr; }
  .sticky-download a { font-size: 0.74rem; }
  .phone-primary { width: 250px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}