/* Sayf Trading OS — September 2026. Loaded after legacy page styles. */
:root {
  --bg: #010102;
  --bg-2: #0a0b0e;
  --surface: #111318;
  --surface-2: #1a1c22;
  --surface-elevated: #1a1c22;
  --border: #23252a;
  --line: #23252a;
  --line-strong: #32353e;
  --line-row: #23252a;
  --text: #fff;
  --text-2: #d0d6e0;
  --text-secondary: #d0d6e0;
  --muted: #8a8f98;
  --dim: #8a8f98;
  --accent: #5e6ad2;
  --accent-hover: #6b77e0;
  --accent-text: #939dff;
  --accent-dim: rgba(94, 106, 210, 0.12);
  --accent-line: #5e6ad2;
  --accent-ring: rgba(94, 106, 210, 0.3);
  --on-accent: #fff;
  --up: #4e9e7a;
  --down: #b4544e;
  --green: #4e9e7a;
  --red: #b4544e;
  --warn: #c39a4a;
  --font-sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-serif: var(--font-sans);
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-card: 12px;
  --radius-stat: 12px;
  --radius-btn: 9999px;
  --radius-nav: 8px;
  --radius-seg: 9999px;
  --radius-seg-item: 9999px;
  --r: 12px;
  --face-card: #111318;
  --face-clv: #111318;
  --header-veil: rgba(1, 1, 2, 0.88);
  --menu-veil: #111318;
  --page-glow: none;
  --page-fade: none;
}
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.6;
}
body h1,
body h2,
body h3 {
  font-family: var(--font-sans);
  font-weight: 500;
  letter-spacing: -0.035em;
  text-transform: none;
}
body .btn {
  letter-spacing: normal;
  text-transform: none;
  font-weight: 500;
  border-radius: 9999px;
}
body .btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
body .ticker {
  display: none;
}
body .site-header {
  background: rgba(1, 1, 2, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
body .brand {
  font-weight: 500;
}
body .card {
  border-radius: 12px;
  background: var(--surface);
}
body .signup h1 {
  font-size: 48px;
  text-transform: none;
}
body .auth-hero h1 {
  font-family: var(--font-sans);
  text-transform: none;
}
body .auth-hero .hero-sub {
  font-family: var(--font-sans);
  text-transform: none;
  letter-spacing: normal;
}
body .input {
  border-radius: 8px;
}
body :focus-visible {
  outline: 2px solid #939dff;
  outline-offset: 4px;
}
body .sso-btn {
  border-radius: 8px;
}
body .wrap {
  max-width: 1200px;
}
body .hero {
  background-image:
    linear-gradient(90deg, #010102 10%, rgba(1, 1, 2, 0.15) 80%),
    url("/static/sayf/hero-chess.webp");
  background-position:
    center,
    right center;
  background-size: cover;
  background-repeat: no-repeat;
}
body .hero .hero-sub {
  font-size: 17px;
}
body .hero h1 {
  max-width: 760px;
}
body .hero-disclaimer {
  color: #a4a8b3;
}
.sf-public {
  max-width: 1200px;
  margin: auto;
  padding: 80px 24px;
}
.sf-public h1 {
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.1;
  max-width: 850px;
  margin: 16px 0 24px;
}
.sf-public h2 {
  font-size: 30px;
}
.sf-public p {
  color: var(--text-secondary);
}
.sf-kicker {
  font: 11px var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.sf-lead {
  max-width: 640px;
  font-size: 18px;
}
.sf-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 40px 0;
}
.sf-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
}
.sf-card h2 {
  font-size: 24px;
  letter-spacing: -0.025em;
}
.sf-card p {
  font-size: 14px;
}
.sf-card ul {
  padding-left: 18px;
  color: var(--text-secondary);
  font-size: 14px;
}
.sf-card li {
  margin: 12px 0;
}
.sf-card .sf-price {
  font-size: 42px;
  color: #fff;
  margin: 24px 0;
}
.sf-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border: 1px solid var(--border);
  border-radius: 9999px;
  background: transparent;
  color: #fff;
  text-decoration: none;
  font: 14px var(--font-sans);
  cursor: pointer;
}
.sf-button.primary {
  background: var(--accent);
  border-color: var(--accent);
}
.sf-button:hover {
  background: var(--surface-elevated);
}
.sf-button.primary:hover {
  background: var(--accent-hover);
}
.sf-top {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(1, 1, 2, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.sf-top-inner {
  max-width: 1200px;
  padding: 16px 24px;
  margin: auto;
  display: flex;
  align-items: center;
  gap: 32px;
}
.sf-logo {
  color: #fff;
  text-decoration: none;
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 18px;
}
.sf-mark {
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  display: inline-block;
  background: url('/assets/sayf-mark.svg?v=20260915') center/contain no-repeat;
}
.sf-links {
  display: flex;
  gap: 24px;
  align-items: center;
  flex: 1;
}
.sf-links a {
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
}
.sf-links a:hover {
  color: #fff;
}
.sf-footer {
  border-top: 1px solid var(--border);
  max-width: 1200px;
  padding: 40px 24px;
  margin: auto;
  font-size: 12px;
  color: var(--muted);
}
.sf-footer nav {
  display: flex;
  gap: 24px;
  margin: 20px 0;
  flex-wrap: wrap;
}
.sf-footer a {
  color: var(--text-secondary);
}
.sf-callout {
  margin: 32px 0;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 12px;
}
.sf-auth {
  max-width: 430px;
  margin: 80px auto;
  padding: 0 24px;
}
.sf-auth h1 {
  font-size: 34px;
}
.sf-auth .sf-button {
  width: 100%;
  box-sizing: border-box;
  margin: 12px 0;
}
.sf-auth label {
  display: block;
  font: 11px var(--font-mono);
  color: var(--muted);
  margin: 20px 0 8px;
  letter-spacing: 0.08em;
}
.sf-auth input {
  width: 100%;
  box-sizing: border-box;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  color: #fff;
}
.sf-auth p {
  color: var(--muted);
  font-size: 14px;
}
.sf-pricing {
  grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 900px) {
  .sf-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .sf-links {
    gap: 12px;
  }
  .sf-top-inner {
    gap: 20px;
  }
  .sf-links a:nth-child(n + 3) {
    display: none;
  }
}
@media (max-width: 600px) {
  .sf-grid {
    grid-template-columns: 1fr;
  }
  .sf-public {
    padding-top: 48px;
  }
  .sf-top-inner {
    gap: 12px;
    padding: 14px 18px;
  }
  .sf-links {
    display: none;
  }
  .sf-top-inner > .sf-button {
    margin-left: auto;
  }
  .sf-public h1,
  body .signup h1 {
    font-size: 36px;
  }
  body .hero {
    background-image:
      linear-gradient(90deg, rgba(1, 1, 2, 0.95), rgba(1, 1, 2, 0.55)),
      url("/static/sayf/hero-chess.webp");
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *:before,
  *:after {
    scroll-behavior: auto !important;
    animation: none !important;
    transition: none !important;
  }
}
body .values-banner {
  background-image:
    linear-gradient(180deg, rgba(1, 1, 2, 0.88), rgba(1, 1, 2, 0.76)),
    url("/static/sayf/values-chess.webp");
  background-size: cover;
  background-position: center;
}
body .values-banner::before {
  display: none;
}

.sf-waitlist {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  max-width: 720px;
}
.sf-waitlist label {
  font-size: 13px;
}
.sf-waitlist input {
  flex: 1;
  min-width: 180px;
  padding: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: #fff;
}
.sf-auth .sf-button {
  line-height: 1.5;
}
.sf-auth #refApply {
  width: auto;
  font-size: 12px;
  padding: 6px 14px;
}
.sf-top-inner > .sf-button {
  white-space: nowrap;
}
section[id] {
  scroll-margin-top: 90px;
}

/* Landing-page framing: a rounded inner edge and quiet indigo outer rim. */
.sf-card {
  border: 1px solid transparent;
  border-radius: 12px;
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box,
    linear-gradient(135deg, #353955, #292c39 45%, #50578b) border-box;
  box-shadow: 0 0 0 4px rgba(94, 106, 210, 0.09),
    0 12px 32px -20px rgba(94, 106, 210, 0.3);
}

/* Consistent indigo framing across the front-page card families. */
body:has(.dash-preview) :is(.dash-preview, .terminal, .problem-card,
  .pillars-grid, .audience-card, .fornot-card, .pricing-card) {
  border: 1px solid transparent;
  border-radius: 12px;
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box,
    linear-gradient(135deg, #353955, #292c39 45%, #50578b) border-box;
  box-shadow: 0 0 0 4px rgba(94, 106, 210, 0.09),
    0 12px 32px -20px rgba(94, 106, 210, 0.3);
}
body:has(.dash-preview) :is(.dash-card, .dash-perf) {
  border: 1px solid #30333f;
  border-radius: 12px;
  box-shadow: 0 0 0 2px rgba(94, 106, 210, 0.045);
}
body:has(.dash-preview) .values-banner {
  border-color: #404566;
  border-radius: 12px;
  box-shadow: 0 0 0 4px rgba(94, 106, 210, 0.09);
}
body:has(.dash-preview) .pricing-card.featured {
  border-color: var(--accent);
  background: linear-gradient(180deg, rgba(94, 106, 210, 0.18), var(--surface) 40%);
}
body:has(.dash-preview) .terminal::before { display: none; }

/* Homepage interaction: restrained lift, brighter framing, and button feedback. */
body:has(.dash-preview) :is(.problem-card,.audience-card,.pricing-card,.fornot-card,.terminal) {
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}
body:has(.dash-preview) :is(.dash-card-bar-fill,.terminal-progress-fill,.bar-fill) {
  transform-origin: left center;
}
body:has(.dash-preview) :is(.btn-cta,.btn-hero,.btn-final,.pricing-btn) {
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}
@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  body:has(.dash-preview) :is(.problem-card,.audience-card,.pricing-card,.fornot-card,.terminal):hover {
    transform: translateY(-4px);
    box-shadow: 0 0 0 4px rgba(94,106,210,.16), 0 18px 42px -20px rgba(94,106,210,.38);
  }
  body:has(.dash-preview) :is(.btn-cta,.btn-hero,.btn-final,.pricing-btn):hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px -8px rgba(94,106,210,.4);
  }
}
body:has(.dash-preview) :is(.btn-cta,.btn-hero,.btn-final,.pricing-btn):active {
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  body:has(.dash-preview) * { transition: none !important; }
}