/* =========================================================
   NG Algo™ — stylesheet
   Design tokens from the project design system.
   Dark theme is default; light theme via [data-theme="light"].
   ========================================================= */

/* ---------- Theme tokens ---------- */
:root,
[data-theme="dark"] {
  --bg: #051424;
  --surface-low: #0d1c2d;
  --surface: #122131;
  --surface-2: #1c2b3c;
  --surface-3: #273647;
  --surface-lowest: #010f1f;
  --on-surface: #d4e4fa;
  --on-surface-variant: #9fb1c9;
  --outline: #3a4a5e;
  --outline-soft: rgba(159, 177, 201, 0.12);
  --primary: #d4e4fa;
  --accent: #4cd6ff;
  --accent-strong: #4cd6ff;
  --on-accent: #00222c;
  --accent-soft: rgba(76, 214, 255, 0.12);
  --accent-glow: rgba(76, 214, 255, 0.35);

  --glass-bg: rgba(39, 54, 71, 0.38);
  --glass-border: rgba(159, 177, 201, 0.12);
  --glass-bevel: rgba(255, 255, 255, 0.05);

  --candle-up: #4cd6ff;
  --candle-dn: #5b6b80;

  --header-bg: rgba(5, 20, 36, 0.72);
  --shadow-card: 0 24px 48px -28px rgba(0, 0, 0, 0.7);
  --shadow-pop: 0 30px 60px -24px rgba(0, 0, 0, 0.65);
}

[data-theme="light"] {
  --bg: #ffffff;
  --surface-low: #f6f9fc;
  --surface: #f8fafc;
  --surface-2: #f1f5f9;
  --surface-3: #e7edf4;
  --surface-lowest: #ffffff;
  --on-surface: #101b2d;
  --on-surface-variant: #54637a;
  --outline: #cdd8e6;
  --outline-soft: rgba(16, 27, 45, 0.10);
  --primary: #101b2d;
  --accent: #0089ad;
  --accent-strong: #0089ad;
  --on-accent: #ffffff;
  --accent-soft: rgba(0, 137, 173, 0.10);
  --accent-glow: rgba(0, 137, 173, 0.22);

  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(16, 27, 45, 0.08);
  --glass-bevel: rgba(255, 255, 255, 0.8);

  --candle-up: #0089ad;
  --candle-dn: #b3c1d2;

  --header-bg: rgba(255, 255, 255, 0.78);
  --shadow-card: 0 22px 44px -28px rgba(16, 27, 45, 0.22);
  --shadow-pop: 0 30px 60px -24px rgba(16, 27, 45, 0.25);
}

/* ---------- Reset / base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
[id] { scroll-margin-top: 92px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--on-surface);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background-color 0.4s ease, color 0.4s ease;
}

h1, h2, h3, h4 { margin: 0; line-height: 1.15; letter-spacing: -0.02em; font-weight: 700; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; }
sup { font-size: 0.55em; top: -0.7em; }

.mono { font-family: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; }
.text-accent { color: var(--accent); }

::selection { background: var(--accent); color: var(--on-accent); }

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding-inline: clamp(20px, 5vw, 64px);
}
.container.narrow { max-width: 880px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid transparent;
  transition: transform 0.18s ease, background-color 0.2s ease, box-shadow 0.25s ease, border-color 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
  box-shadow: 0 8px 24px -10px var(--accent-glow);
}
.btn-primary:hover { box-shadow: 0 12px 30px -8px var(--accent-glow); transform: translateY(-2px); }

.btn-ghost {
  background: transparent;
  color: var(--on-surface);
  border-color: var(--outline);
}
.btn-ghost:hover { background: var(--glass-bg); border-color: var(--accent); }

.btn-outline {
  background: transparent;
  color: var(--on-surface);
  border-color: var(--outline);
}
.btn-outline:hover { background: var(--on-surface); color: var(--bg); border-color: var(--on-surface); }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--outline-soft);
  transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.site-header.scrolled { box-shadow: 0 10px 30px -20px rgba(0,0,0,0.6); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  height: 72px;
}

.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--on-surface); }
.brand-mark { width: 30px; height: 30px; color: var(--accent); flex: none; }
.brand-mark svg { width: 100%; height: 100%; }
.brand-name { font-weight: 800; font-size: 1.18rem; letter-spacing: 0.01em; }

.main-nav { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.nav-link {
  position: relative;
  padding: 8px 16px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--on-surface-variant);
  transition: color 0.2s ease, background-color 0.2s ease;
}
.nav-link:hover { color: var(--on-surface); background: var(--glass-bg); }
.nav-link.active { color: var(--on-surface); font-weight: 600; }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 16px; right: 16px; bottom: 2px;
  height: 2px; border-radius: 2px;
  background: var(--accent);
}

.header-actions { display: flex; align-items: center; gap: 8px; }

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 40px; height: 40px;
  padding: 0;
  border-radius: 999px;
  background: transparent;
  border: 1px solid var(--outline-soft);
  color: var(--on-surface);
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.icon-btn:hover { background: var(--glass-bg); border-color: var(--accent); color: var(--accent); }
.icon-btn svg { width: 19px; height: 19px; }

/* language switch */
.lang-switch { position: relative; }
.lang-btn { width: auto; padding: 0 12px; }
.lang-current { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.04em; font-family: "JetBrains Mono", monospace; }
.lang-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 160px;
  margin: 0; padding: 6px;
  list-style: none;
  background: var(--surface-2);
  border: 1px solid var(--outline-soft);
  border-radius: 14px;
  box-shadow: var(--shadow-pop);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
}
.lang-switch.open .lang-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.lang-menu button {
  width: 100%;
  text-align: left;
  padding: 9px 12px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--on-surface);
  font-size: 0.92rem;
}
.lang-menu button:hover { background: var(--glass-bg); }
.lang-menu button.active { color: var(--accent); font-weight: 600; }

/* theme button icons */
.theme-btn .icon-moon { display: none; }
.theme-btn .icon-sun { display: block; }
[data-theme="light"] .theme-btn .icon-sun { display: none; }
[data-theme="light"] .theme-btn .icon-moon { display: block; }

.header-cta { padding: 10px 20px; }
.header-login {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--on-surface-variant);
  padding: 8px 6px;
  white-space: nowrap;
  transition: color 0.2s ease;
}
.header-login:hover { color: var(--accent); }
@media (max-width: 900px) { .header-login { display: none; } }
.menu-btn { display: none; }

/* mobile menu */
.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 12px clamp(20px, 5vw, 64px) 22px;
  border-top: 1px solid var(--outline-soft);
  background: var(--header-bg);
  backdrop-filter: blur(16px);
}
.mobile-menu.open { display: flex; }
.mobile-link {
  padding: 12px 8px;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--on-surface);
  border-bottom: 1px solid var(--outline-soft);
}
.mobile-link.active { color: var(--accent); }
.mobile-cta { margin-top: 12px; }

/* ---------- Views ---------- */
.view { display: none; padding-top: 72px; }
.view.active { display: block; animation: viewIn 0.5s ease both; }
@keyframes viewIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.section { padding: clamp(64px, 9vw, 120px) 0; }
.section-alt { background: var(--surface-low); }
.section-top-0 { padding-top: 0; }

/* ---------- Generic section heads ---------- */
.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 14px;
}
.section-head { max-width: 720px; margin-bottom: clamp(40px, 6vw, 64px); }
.section-title { font-size: clamp(1.7rem, 3.6vw, 2.6rem); }
.section-lead { margin-top: 16px; color: var(--on-surface-variant); font-size: 1.08rem; }

.split-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: clamp(36px, 5vw, 56px);
}
.split-note { max-width: 420px; color: var(--on-surface-variant); }

/* ---------- Pills / tags ---------- */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-family: "JetBrains Mono", monospace;
}
.pill-accent { background: var(--accent-soft); color: var(--accent); border: 1px solid var(--accent-soft); }
.pill-live { background: var(--accent-soft); color: var(--accent); }
.pill-ico { width: 14px; height: 14px; }

.pulse-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent-glow);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 var(--accent-glow); }
  70% { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.tag-row { display: flex; gap: 10px; margin-top: 22px; }
.tag {
  padding: 5px 12px;
  border-radius: 8px;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  background: var(--surface-3);
  color: var(--on-surface);
  border: 1px solid var(--outline-soft);
}

/* ---------- Glass surfaces ---------- */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--glass-border);
  box-shadow: inset 0 1px 0 0 var(--glass-bevel);
}

/* ---------- HERO ---------- */
.hero { position: relative; overflow: hidden; padding: clamp(48px, 8vw, 96px) 0 clamp(56px, 7vw, 88px); }
.hero-bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(900px 500px at 78% 10%, var(--accent-soft), transparent 60%),
    radial-gradient(700px 600px at 8% 90%, var(--accent-soft), transparent 60%);
  opacity: 0.9;
}
.hero-bg::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--outline-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--outline-soft) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(circle at 60% 40%, black, transparent 75%);
  mask-image: radial-gradient(circle at 60% 40%, black, transparent 75%);
  opacity: 0.5;
}
.hero-inner {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}
.hero-copy { max-width: 600px; }
.hero-title {
  margin: 22px 0 20px;
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.035em;
}
.hero-title span { display: block; }
.hero-subtitle { font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: var(--on-surface-variant); max-width: 540px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.hero-trust { margin-top: 28px; color: var(--on-surface-variant); font-size: 0.82rem; letter-spacing: 0.04em; }

/* hero chart card */
.hero-visual { width: 100%; }
.chart-card { border-radius: 20px; padding: 20px; }
.chart-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.chart-symbol { font-size: 0.74rem; letter-spacing: 0.06em; color: var(--on-surface-variant); }
.trade-chart { width: 100%; height: auto; }

.chart-grid line { stroke: var(--outline-soft); stroke-width: 1; }
.trend-line {
  fill: none; stroke: var(--accent); stroke-width: 2.5;
  stroke-linejoin: round; stroke-linecap: round;
  stroke-dasharray: 1400; stroke-dashoffset: 1400;
  animation: draw 2.6s ease forwards 0.2s;
  filter: drop-shadow(0 0 6px var(--accent-glow));
}
@keyframes draw { to { stroke-dashoffset: 0; } }
.trend-area { opacity: 0; animation: fadeIn 1.2s ease forwards 1.6s; }
@keyframes fadeIn { to { opacity: 1; } }

.candles line { stroke: currentColor; stroke-width: 1.5; }
.candles .c-up { color: var(--candle-up); }
.candles .c-dn { color: var(--candle-dn); }
.candles rect { fill: currentColor; rx: 1.5; opacity: 0; animation: candleIn 0.5s ease forwards; }
.candles g:nth-child(1) rect { animation-delay: 0.2s; }
.candles g:nth-child(2) rect { animation-delay: 0.3s; }
.candles g:nth-child(3) rect { animation-delay: 0.4s; }
.candles g:nth-child(4) rect { animation-delay: 0.5s; }
.candles g:nth-child(5) rect { animation-delay: 0.6s; }
.candles g:nth-child(6) rect { animation-delay: 0.7s; }
.candles g:nth-child(7) rect { animation-delay: 0.8s; }
.candles g:nth-child(8) rect { animation-delay: 0.9s; }
.candles g:nth-child(9) rect { animation-delay: 1.0s; }
.candles g:nth-child(10) rect { animation-delay: 1.1s; }
.candles g:nth-child(11) rect { animation-delay: 1.2s; }
@keyframes candleIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 0.85; transform: none; } }

.signal-buy .signal-ring { fill: none; stroke: var(--accent); stroke-width: 2; opacity: 0.9; transform-origin: 200px 140px; animation: ring 2.2s ease-out infinite 1.8s; }
.signal-buy .signal-core { fill: var(--accent); }
@keyframes ring { 0% { r: 7; opacity: 0.9; } 100% { r: 18; opacity: 0; } }
.signal-label rect { fill: var(--accent); }
.signal-label text { fill: var(--on-accent); font-family: "JetBrains Mono", monospace; font-size: 12px; font-weight: 700; letter-spacing: 0.08em; }
.signal-label { opacity: 0; animation: fadeIn 0.5s ease forwards 1.9s; }

.chart-foot { display: flex; gap: 28px; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--outline-soft); }
.chart-metric { display: flex; flex-direction: column; }
.metric-val { font-size: 1.3rem; font-weight: 700; }
.metric-key { font-size: 0.7rem; letter-spacing: 0.06em; color: var(--on-surface-variant); margin-top: 2px; }

/* ---------- Stats band ---------- */
.stats-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: clamp(20px, 4vw, 40px);
  border: 1px solid var(--outline-soft);
  border-radius: 18px;
  overflow: hidden;
  background: var(--outline-soft);
}
.stat { background: var(--bg); padding: 26px 22px; text-align: center; }
.section-alt .stat { background: var(--surface-low); }
.stat-val { display: block; font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; letter-spacing: -0.02em; }
.stat-key { display: block; margin-top: 6px; font-size: 0.86rem; color: var(--on-surface-variant); }

/* ---------- Feature grid ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card { border-radius: 18px; padding: 30px; transition: transform 0.3s ease, border-color 0.3s ease; }
.feature-card:hover { transform: translateY(-5px); border-color: var(--accent); }
.feature-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 50px; height: 50px;
  border-radius: 13px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 20px;
}
.feature-icon svg { width: 25px; height: 25px; }
.feature-title { font-size: 1.25rem; margin-bottom: 10px; }
.feature-desc { color: var(--on-surface-variant); font-size: 0.98rem; }
.feature-card--cta { display: flex; flex-direction: column; justify-content: center; background: var(--accent-soft); border-color: var(--accent-soft); }

.link-arrow { display: inline-flex; align-items: center; gap: 8px; margin-top: 18px; color: var(--accent); font-weight: 600; }
.link-arrow svg { width: 18px; height: 18px; transition: transform 0.2s ease; }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- Bento ---------- */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.bento-card { border-radius: 18px; padding: 32px; transition: transform 0.3s ease, border-color 0.3s ease; }
.bento-card:hover { transform: translateY(-4px); border-color: var(--accent); }
.bento-lg { grid-column: span 2; display: flex; flex-direction: column; gap: 24px; }
.bento-wide { grid-column: span 2; display: flex; flex-direction: column; align-items: flex-start; gap: 22px; }
.bento-title { font-size: 1.35rem; margin-bottom: 12px; }
.bento-desc { color: var(--on-surface-variant); }
.bento-viz { width: 100%; height: auto; border-radius: 12px; overflow: hidden; margin-top: auto; }
.bento-viz .trend-line { animation: none; stroke-dashoffset: 0; }
.regime-a { fill: var(--outline-soft); }
.regime-b { fill: var(--accent-soft); }
.regime-label { fill: var(--on-surface-variant); font-family: "JetBrains Mono", monospace; font-size: 9px; letter-spacing: 0.1em; }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: clamp(48px, 7vw, 80px) clamp(24px, 5vw, 64px);
  border-radius: 28px;
  background: var(--surface);
  border: 1px solid var(--outline-soft);
}
.cta-glow {
  position: absolute; top: 50%; left: 50%;
  width: 620px; height: 620px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, var(--accent-glow), transparent 65%);
  opacity: 0.4;
  pointer-events: none;
}
.cta-title { position: relative; font-size: clamp(1.6rem, 3.4vw, 2.4rem); }
.cta-text { position: relative; margin-top: 14px; color: var(--on-surface-variant); max-width: 540px; margin-inline: auto; }
.cta-actions { justify-content: center; }

/* ---------- Page hero (Guide / Plan / Team) ---------- */
.page-hero { position: relative; padding: clamp(48px, 7vw, 84px) 0 clamp(24px, 4vw, 40px); overflow: hidden; }
.page-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(800px 400px at 70% 0%, var(--accent-soft), transparent 60%);
}
.page-hero-inner { position: relative; z-index: 1; max-width: 760px; }
.page-hero-center { max-width: 820px; margin-inline: auto; text-align: center; }
.page-title { margin: 20px 0 18px; font-size: clamp(2.1rem, 5vw, 3.4rem); font-weight: 800; letter-spacing: -0.035em; }
.page-title-center { margin-inline: auto; }
.page-subtitle { font-size: clamp(1.02rem, 1.5vw, 1.18rem); color: var(--on-surface-variant); max-width: 600px; }
.page-subtitle-center { margin-inline: auto; }

/* ---------- Guide cards ---------- */
.guide-cards { display: grid; grid-template-columns: 2fr 1fr; gap: 20px; }
.guide-card { border-radius: 18px; padding: 32px; }
.guide-card--lg { display: flex; flex-direction: column; }

/* steps */
.steps { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: start; gap: 12px; }
.step { text-align: center; padding: 8px clamp(8px, 2vw, 20px); }
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 1.3rem; font-weight: 700;
  border: 1px solid var(--accent-soft);
  margin-bottom: 20px;
}
.step-title { font-size: 1.2rem; margin-bottom: 10px; }
.step-desc { color: var(--on-surface-variant); font-size: 0.97rem; }
.step-connector { align-self: center; height: 1px; background: linear-gradient(90deg, var(--accent), transparent); margin-top: -28px; min-width: 24px; }

/* where to use */
.use-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 56px); align-items: center; }
.use-copy .section-title { margin-top: 8px; }
.check-list { list-style: none; margin: 24px 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.check-list li { display: flex; align-items: center; gap: 12px; color: var(--on-surface); }
.check-list svg { width: 20px; height: 20px; color: var(--accent); flex: none; }

.asset-list { display: flex; flex-direction: column; gap: 14px; padding-top: 6px; }
.asset-row { display: grid; grid-template-columns: 88px 1fr 72px; align-items: center; gap: 14px; }
.asset-name { font-size: 0.82rem; color: var(--on-surface); }
.asset-bar { height: 8px; border-radius: 999px; background: var(--surface-3); overflow: hidden; }
.asset-bar i { display: block; height: 100%; width: var(--w); border-radius: 999px; background: linear-gradient(90deg, var(--accent), var(--accent-soft)); }
.asset-tag { font-size: 0.66rem; text-align: right; letter-spacing: 0.06em; }

/* ---------- Plans ---------- */
.billing-toggle {
  display: inline-flex;
  gap: 4px;
  margin-top: 30px;
  padding: 5px;
  border-radius: 999px;
  background: var(--surface-3);
  border: 1px solid var(--outline-soft);
}
.bt-opt {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 20px;
  border: 0; border-radius: 999px;
  background: transparent;
  color: var(--on-surface-variant);
  font-weight: 600; font-size: 0.9rem;
  transition: background-color 0.2s ease, color 0.2s ease;
}
.bt-opt.is-active { background: var(--accent); color: var(--on-accent); }
.bt-save { font-size: 0.72rem; }
.bt-opt.is-active .bt-save { color: var(--on-accent); }
.bt-opt:not(.is-active) .bt-save { color: var(--accent); }

.plan-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; align-items: stretch; }
.plan-card {
  position: relative;
  display: flex; flex-direction: column;
  border-radius: 20px;
  padding: 30px 26px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.plan-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card); }
.plan-card--featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), var(--shadow-card); }
.plan-ribbon {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  padding: 5px 14px; border-radius: 999px;
  background: var(--accent); color: var(--on-accent);
  font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 700;
  white-space: nowrap;
}
.plan-card-head { margin-bottom: 18px; }
.plan-name { font-size: 1.4rem; }
.plan-tag { margin-top: 6px; font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--on-surface-variant); }
.plan-price { display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; margin-bottom: 24px; min-height: 52px; }
.price-amt { font-size: 2.5rem; font-weight: 800; letter-spacing: -0.03em; }
.price-per { color: var(--on-surface-variant); font-size: 0.92rem; }
.plan-feats { list-style: none; margin: 0 0 26px; padding: 0; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.plan-feats li { position: relative; padding-left: 28px; color: var(--on-surface-variant); font-size: 0.94rem; }
.plan-feats li::before {
  content: "";
  position: absolute; left: 0; top: 4px;
  width: 16px; height: 16px;
  background: var(--accent);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / contain no-repeat;
}
.plan-btn { width: 100%; }

/* pricing period visibility */
.plan-grid[data-period="monthly"] .price-yearly { display: none; }
.plan-grid[data-period="yearly"] .price-monthly { display: none; }

.plan-note { max-width: 760px; margin: 36px auto 0; text-align: center; color: var(--on-surface-variant); font-size: 0.86rem; }

/* FAQ */
.faq { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  border: 1px solid var(--outline-soft);
  border-radius: 14px;
  background: var(--glass-bg);
  padding: 4px 20px;
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 0;
  font-weight: 600;
  display: flex; align-items: center; justify-content: space-between;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--accent); font-size: 1.4rem; font-weight: 400; transition: transform 0.2s ease; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { padding: 0 0 18px; color: var(--on-surface-variant); }

/* ---------- Team ---------- */
.founded-chip { display: inline-flex; align-items: center; gap: 12px; margin-top: 26px; padding: 10px 18px; border-radius: 999px; }
.founded-label { font-size: 0.72rem; letter-spacing: 0.12em; color: var(--on-surface-variant); }
.founded-val { font-weight: 700; }

.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.member-card {
  border-radius: 20px;
  padding: 22px;
  cursor: pointer;
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}
.member-card:hover { transform: translateY(-6px); border-color: var(--accent); box-shadow: var(--shadow-card); }
.member-avatar {
  position: relative;
  aspect-ratio: 1;
  border-radius: 14px;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px;
  background:
    radial-gradient(120% 120% at 30% 20%, var(--surface-3), var(--surface-2));
  border: 1px solid var(--outline-soft);
}
.member-initials { font-size: 3.2rem; font-weight: 800; color: var(--accent); letter-spacing: -0.02em; }
.member-avatar::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--outline-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--outline-soft) 1px, transparent 1px);
  background-size: 22px 22px; opacity: 0.5;
}
.member-name { font-size: 1.28rem; margin-bottom: 4px; }
.member-role { font-size: 0.74rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--on-surface-variant); }
.member-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; }
.member-view { font-size: 0.78rem; color: var(--accent); font-weight: 600; font-family: "JetBrains Mono", monospace; }

.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.value-card { border-radius: 18px; padding: 30px; }

/* ---------- Modal ---------- */
.modal { position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center; padding: 20px; visibility: hidden; opacity: 0; transition: opacity 0.28s ease, visibility 0.28s; }
.modal.open { visibility: visible; opacity: 1; }
.modal-overlay { position: absolute; inset: 0; background: rgba(2, 10, 20, 0.72); backdrop-filter: blur(6px); }
.modal-card {
  position: relative;
  width: min(720px, 100%);
  border-radius: 24px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  transform: translateY(14px) scale(0.98);
  transition: transform 0.3s ease;
  box-shadow: var(--shadow-pop);
}
.modal.open .modal-card { transform: none; }
.modal-close { position: absolute; top: 16px; right: 16px; z-index: 2; background: var(--glass-bg); }
.modal-avatar {
  position: relative;
  min-height: 240px;
  display: flex; align-items: center; justify-content: center;
  font-size: 4rem; font-weight: 800; color: var(--accent);
  background: radial-gradient(120% 120% at 30% 20%, var(--surface-3), var(--surface-2));
}
.modal-avatar::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--outline-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--outline-soft) 1px, transparent 1px);
  background-size: 24px 24px; opacity: 0.5;
}
.modal-body { padding: 34px; display: flex; flex-direction: column; gap: 6px; }
.modal-name { font-size: 1.7rem; margin-top: 14px; }
.modal-role { font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 14px; }
.modal-bio { color: var(--on-surface-variant); }

/* ---------- Footer ---------- */
.site-footer { background: var(--surface-lowest); border-top: 1px solid var(--outline-soft); padding: clamp(48px, 6vw, 72px) 0 28px; }
.footer-inner { display: grid; grid-template-columns: 1.4fr 2fr; gap: 40px; }
.footer-tagline { margin-top: 16px; color: var(--on-surface-variant); max-width: 280px; font-size: 0.95rem; }
.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col-title { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--on-surface); margin-bottom: 4px; }
.footer-col a { color: var(--on-surface-variant); font-size: 0.92rem; transition: color 0.2s ease; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--outline-soft); display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center; }
.footer-disclaimer { color: var(--on-surface-variant); font-size: 0.78rem; max-width: 640px; }
.footer-rights { color: var(--on-surface-variant); font-size: 0.8rem; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .bento-lg, .bento-wide { grid-column: span 2; }
  .plan-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .main-nav { display: none; }
  .header-cta { display: none; }
  .menu-btn { display: inline-flex; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: 2; max-width: 540px; }
  .guide-cards { grid-template-columns: 1fr; }
  .use-grid { grid-template-columns: 1fr; }
  .use-visual { order: 2; }
  .steps { grid-template-columns: 1fr; gap: 28px; }
  .step-connector { display: none; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .modal-card { grid-template-columns: 1fr; }
  .modal-avatar { min-height: 180px; }
}

@media (max-width: 620px) {
  .feature-grid { grid-template-columns: 1fr; }
  .bento { grid-template-columns: 1fr; }
  .bento-lg, .bento-wide { grid-column: span 1; }
  .plan-grid { grid-template-columns: 1fr; }
  .stats-band { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: 1fr; }
  .split-head { flex-direction: column; align-items: flex-start; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Language menu (many entries) ---------- */
.lang-menu { max-height: min(60vh, 440px); overflow-y: auto; }

/* ---------- RTL (Arabic) ---------- */
[dir="rtl"] .lang-menu { right: auto; left: 0; }
[dir="rtl"] .modal-close { right: auto; left: 16px; }
[dir="rtl"] .link-arrow svg { transform: scaleX(-1); }
[dir="rtl"] .link-arrow:hover svg { transform: scaleX(-1) translateX(4px); }
[dir="rtl"] .step-connector { background: linear-gradient(270deg, var(--accent), transparent); }
[dir="rtl"] .asset-tag { text-align: left; }
[dir="rtl"] .plan-feats li { padding-left: 0; padding-right: 28px; }
[dir="rtl"] .plan-feats li::before { left: auto; right: 0; }

/* ---------- Free-trial banner ---------- */
.trial-banner {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 28px;
  margin-bottom: 28px;
  border-radius: 18px;
  border: 1px solid var(--accent);
  box-shadow: 0 0 0 1px var(--accent-soft), 0 18px 44px -30px var(--accent-glow);
}
.trial-banner::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(560px 220px at 0% 0%, var(--accent-soft), transparent 60%);
  pointer-events: none;
}
.trial-banner-main { position: relative; z-index: 1; display: flex; align-items: center; gap: 18px; }
.trial-banner-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 54px; height: 54px; flex: none;
  border-radius: 14px;
  background: var(--accent-soft);
  color: var(--accent);
}
.trial-banner-icon svg { width: 26px; height: 26px; }
.trial-banner-badge { margin-bottom: 8px; }
.trial-banner-title { font-size: clamp(1.15rem, 2vw, 1.45rem); }
.trial-banner-desc { color: var(--on-surface-variant); margin-top: 6px; max-width: 560px; font-size: 0.95rem; }
.trial-banner-btn { position: relative; z-index: 1; flex: none; }

/* trial flag on the Standard plan card */
.trial-flag {
  display: inline-block;
  margin-top: 10px;
  padding: 4px 11px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (max-width: 720px) {
  .trial-banner { flex-direction: column; align-items: flex-start; }
  .trial-banner-btn { width: 100%; }
}

/* ---------- Social / community ---------- */
.social-wrap {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(28px, 5vw, 56px);
  align-items: center;
}
.social-icons { display: flex; gap: 14px; margin-top: 26px; }
.social-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 54px; height: 54px;
  border-radius: 14px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--on-surface);
  transition: transform 0.2s ease, color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}
.social-icon:hover { transform: translateY(-3px); color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }
.social-icon svg { width: 24px; height: 24px; }

/* "Coming soon" bubble shown when a not-yet-live social icon is clicked */
.social-icon { position: relative; }
.soon-tip {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  padding: 6px 12px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 5;
}
.soon-tip.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.discord-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 32px;
  border-radius: 20px;
  color: inherit;
  border: 1px solid var(--accent);
  box-shadow: 0 0 0 1px var(--accent-soft), 0 18px 44px -30px var(--accent-glow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.discord-card:hover { transform: translateY(-5px); box-shadow: 0 0 0 1px var(--accent), 0 28px 56px -28px var(--accent-glow); }
.discord-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 56px; height: 56px;
  border-radius: 15px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 14px;
}
.discord-icon svg { width: 30px; height: 30px; }
.discord-title { font-size: 1.4rem; margin-top: 6px; }
.discord-desc { color: var(--on-surface-variant); margin-top: 4px; }
.discord-card .link-arrow { margin-top: 14px; }
.discord-card:hover .link-arrow svg { transform: translateX(4px); }

@media (max-width: 900px) {
  .social-wrap { grid-template-columns: 1fr; }
}

/* TradingView note under the billing toggle */
.checkout-note { margin-top: 16px; font-size: 0.82rem; color: var(--on-surface-variant); }

/* ---------- WHY / COMPARISON ---------- */
.compare { border-radius: 18px; overflow: hidden; }
.compare-head,
.compare-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  align-items: center;
  gap: 14px;
  padding: 16px clamp(16px, 2.4vw, 26px);
}
.compare-head { background: var(--surface-2); }
.compare-row { border-top: 1px solid var(--outline-soft); transition: background 0.2s ease; }
.compare-row:hover { background: var(--accent-soft); }
.compare-col-label { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--on-surface-variant); }
.compare-col-us { color: var(--accent); font-weight: 700; letter-spacing: 0.02em; text-transform: none; font-size: 0.95rem; }
.compare-feature { font-weight: 600; }
.compare-them,
.compare-us { display: flex; align-items: flex-start; gap: 8px; }
.compare-them { color: var(--on-surface-variant); }
.compare-them svg,
.compare-us svg { width: 18px; height: 18px; flex: none; margin-top: 2px; }
.compare-them svg { color: var(--candle-dn); }
.compare-us svg { color: var(--accent); }

.why-honest {
  margin-top: 28px;
  border-radius: 18px;
  padding: clamp(24px, 4vw, 40px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  background: var(--accent-soft);
  border-color: var(--accent-soft);
}
.why-honest-text { max-width: 760px; }
.why-honest-title { font-size: 1.3rem; margin: 14px 0 10px; }
.why-honest-desc { color: var(--on-surface-variant); }
.why-honest .btn { flex: none; }

@media (max-width: 640px) {
  .compare-head { grid-template-columns: 1fr 1fr; }
  .compare-feature-label { display: none; }
  .compare-row { grid-template-columns: 1fr 1fr; row-gap: 6px; }
  .compare-feature { grid-column: 1 / -1; }
}

/* ---------- LEGAL PAGES ---------- */
.legal { color: var(--on-surface-variant); line-height: 1.7; }
.legal h2 { color: var(--on-surface); font-size: 1.15rem; margin: 30px 0 8px; }
.legal p { margin: 0 0 6px; }
.legal a { color: var(--accent); }
.legal-notice {
  border: 1px solid var(--accent-soft);
  background: var(--accent-soft);
  color: var(--on-surface);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 8px;
  font-size: 0.95rem;
}
.legal-updated { margin-top: 28px; font-size: 0.85rem; color: var(--on-surface-variant); opacity: 0.8; }

/* ---------- PROOF / SEE IT FOR YOURSELF ---------- */
.proof-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px; align-items: stretch; }
.proof-visual { border-radius: 18px; padding: 18px; }
.proof-visual .chart-card { background: transparent; border: none; box-shadow: none; padding: 0; }
.verdict-card { fill: var(--surface-lowest); stroke: var(--glass-border); stroke-width: 1; opacity: 0.94; }
.verdict-hdr { fill: var(--accent); font-size: 11px; letter-spacing: 0.04em; }
.verdict-buy { fill: var(--candle-up); }
.verdict-buy-tx { fill: var(--on-accent); font-weight: 800; font-size: 16px; }
.verdict-fo { display: flex; flex-direction: column; justify-content: center; height: 100%; }
.verdict-fo .v-tip { color: var(--on-surface); font-size: 12px; line-height: 1.25; }
.verdict-fo .v-sub { display: block; margin-top: 5px; color: var(--on-surface-variant); font-size: 11px; }
.proof-points { display: flex; flex-direction: column; gap: 24px; }
.proof-point { border-radius: 18px; padding: 28px; flex: 1; display: flex; flex-direction: column; transition: transform 0.3s ease, border-color 0.3s ease; }
.proof-point:hover { transform: translateY(-4px); border-color: var(--accent); }
.proof-point-t { font-size: 1.2rem; margin: 14px 0 8px; }
.proof-point-d { color: var(--on-surface-variant); margin-bottom: auto; }
.proof-point .link-arrow { margin-top: 16px; }

@media (max-width: 880px) {
  .proof-grid { grid-template-columns: 1fr; }
}

/* yearly savings tag on plan cards */
.price-save {
  display: inline-block;
  margin: -4px 0 12px;
  padding: 3px 11px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
}
.section-head-center { margin-left: auto; margin-right: auto; text-align: center; }

/* "Example" tag marking the illustrative demo charts */
.chart-head-left { display: inline-flex; align-items: center; gap: 10px; min-width: 0; }
.chart-demo {
  flex: none;
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  border: 1px solid var(--outline-soft);
  border-radius: 4px;
  padding: 2px 6px;
  opacity: 0.8;
}