/* ============================================================
   Aryx — Trading Bot Landing Page
   Design system + components
   ============================================================ */

:root {
  /* palette */
  --bg:            #070a12;
  --bg-2:          #0a0e1a;
  --surface:       #101725;
  --surface-2:     #141c2e;
  --line:          rgba(255,255,255,.08);
  --line-strong:   rgba(255,255,255,.14);

  --text:          #eaf0fb;
  --muted:         #9aa7c2;
  --muted-2:       #6b7896;

  --primary:       #00e0a4;   /* mint green */
  --primary-2:     #00b88a;
  --accent:        #4d7cff;   /* electric blue */
  --up:            #26d982;
  --down:          #ff5c73;

  --grad: linear-gradient(120deg, #00e0a4 0%, #4d7cff 100%);
  --grad-soft: linear-gradient(120deg, rgba(0,224,164,.14), rgba(77,124,255,.14));

  --radius:   18px;
  --radius-sm:12px;
  --shadow:   0 24px 60px -22px rgba(0,0,0,.7);
  --shadow-glow: 0 0 0 1px rgba(0,224,164,.18), 0 20px 60px -20px rgba(0,224,164,.25);

  --container: 1180px;
  --font: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* subtle grid + radial ambience */
body::before {
  content: "";
  position: fixed; inset: 0;
  background:
    radial-gradient(1000px 600px at 80% -10%, rgba(77,124,255,.10), transparent 60%),
    radial-gradient(900px 500px at 10% 0%, rgba(0,224,164,.10), transparent 55%);
  pointer-events: none;
  z-index: 0;
}

a { color: inherit; text-decoration: none; }
img, svg { display: block; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
  position: relative;
  z-index: 1;
}
.container--narrow { max-width: 800px; }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  font-weight: 600; font-size: .95rem;
  padding: 11px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease;
  white-space: nowrap;
}
.btn--primary {
  background: var(--grad);
  color: #05231b;
  box-shadow: 0 10px 30px -10px rgba(0,224,164,.55);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -12px rgba(0,224,164,.7); }
.btn--ghost {
  background: rgba(255,255,255,.04);
  border-color: var(--line-strong);
  color: var(--text);
}
.btn--ghost:hover { background: rgba(255,255,255,.08); transform: translateY(-2px); }
.btn--lg { padding: 15px 28px; font-size: 1.02rem; }
.btn--block { width: 100%; }

/* ============================================================
   Nav
   ============================================================ */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(7,10,18,.55);
  border-bottom: 1px solid transparent;
  transition: background .3s ease, border-color .3s ease;
}
.nav.is-scrolled {
  background: rgba(7,10,18,.85);
  border-bottom-color: var(--line);
}
.nav__inner {
  display: flex; align-items: center; gap: 28px;
  height: 68px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; }
.brand__name { font-size: 1.28rem; letter-spacing: -.02em; }
.nav__links {
  display: flex; gap: 26px; margin-left: 8px;
  font-size: .93rem; color: var(--muted); font-weight: 500;
}
.nav__links a { transition: color .2s ease; }
.nav__links a:hover { color: var(--text); }
.nav__cta { margin-left: auto; display: flex; gap: 12px; align-items: center; }
.nav__toggle { display: none; background: none; border: 0; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; }
.nav__toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: .25s; }

/* ============================================================
   Hero
   ============================================================ */
.hero { position: relative; padding: 72px 0 40px; }
.hero__glow {
  position: absolute; top: -120px; left: 50%; transform: translateX(-50%);
  width: 900px; height: 520px;
  background: radial-gradient(closest-side, rgba(0,224,164,.16), transparent 70%);
  filter: blur(20px); pointer-events: none;
}
.hero__grid {
  display: grid; grid-template-columns: 1.05fr .95fr;
  gap: 56px; align-items: center;
}

.pill {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: .82rem; font-weight: 600; color: var(--muted);
  padding: 7px 14px; border-radius: 999px;
  background: rgba(255,255,255,.04); border: 1px solid var(--line);
  margin-bottom: 22px;
}
.pill__dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--primary);
  box-shadow: 0 0 0 4px rgba(0,224,164,.18);
  animation: pulse 2s infinite;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

.hero__title {
  font-size: clamp(2.3rem, 5vw, 3.7rem);
  line-height: 1.05; letter-spacing: -.03em; font-weight: 800;
  margin-bottom: 20px;
}
.grad {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__sub {
  font-size: 1.12rem; color: var(--muted); max-width: 540px; margin-bottom: 30px;
}
.hero__sub strong { color: var(--text); font-weight: 600; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 26px; }
.hero__trust { display: flex; align-items: center; gap: 12px; font-size: .9rem; color: var(--muted); }
.hero__trust strong { color: var(--text); }
.trust__stars { color: #ffc65c; letter-spacing: 2px; }

/* chart panel */
.hero__panel { position: relative; }
.glass {
  background: linear-gradient(180deg, rgba(20,28,46,.9), rgba(16,23,37,.9));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}
.chart-card { padding: 20px; position: relative; overflow: hidden; }
.chart-card__head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 8px; }
.chart-card__pair { display: flex; gap: 12px; align-items: center; }
.pair__icon {
  width: 40px; height: 40px; border-radius: 12px;
  display: grid; place-items: center; font-size: 1.2rem; font-weight: 700;
  background: rgba(247,147,26,.14); color: #f7931a;
}
.pair__name { font-weight: 700; font-size: 1.02rem; }
.pair__meta { font-size: .78rem; color: var(--muted-2); }
.chart-card__price { text-align: right; }
.price__val { font-family: var(--mono); font-weight: 700; font-size: 1.15rem; }
.price__chg { font-family: var(--mono); font-size: .82rem; font-weight: 600; }
.price__chg.up { color: var(--up); }
.price__chg.down { color: var(--down); }
.chart-card__canvas { width: 100%; display: block; margin: 6px 0 14px; }

.chart-card__foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.signal {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .78rem; font-weight: 600; padding: 7px 12px; border-radius: 999px;
}
.signal--buy { background: rgba(38,217,130,.12); color: var(--up); border: 1px solid rgba(38,217,130,.25); }
.signal--sell { background: rgba(255,92,115,.12); color: var(--down); border: 1px solid rgba(255,92,115,.25); }
.signal__pulse { width: 8px; height: 8px; border-radius: 50%; background: currentColor; animation: pulse 1.6s infinite; }
.chart-card__stats { display: flex; gap: 16px; text-align: right; }
.chart-card__stats span { display: block; font-size: .68rem; color: var(--muted-2); }
.chart-card__stats strong { font-family: var(--mono); font-size: .92rem; }

.floating {
  position: absolute; padding: 12px 16px; border-radius: 14px;
  display: flex; flex-direction: column; gap: 2px;
  animation: float 5s ease-in-out infinite;
}
.floating__label { font-size: .7rem; color: var(--muted-2); }
.floating__val { font-family: var(--mono); font-weight: 700; font-size: .95rem; }
.floating__val.up { color: var(--up); }
.floating--1 { top: 18px; right: -18px; animation-delay: .3s; }
.floating--2 { bottom: 24px; left: -22px; animation-delay: 1.2s; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }

/* marquee */
.marquee {
  margin-top: 56px; display: flex; align-items: center; gap: 28px;
  padding: 22px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.marquee__label { font-size: .78rem; color: var(--muted-2); text-transform: uppercase; letter-spacing: .12em; white-space: nowrap; }
.marquee__row {
  display: flex; gap: 34px; flex-wrap: wrap;
  color: var(--muted); font-weight: 600; font-size: .98rem;
}
.marquee__row span { opacity: .75; transition: opacity .2s; }
.marquee__row span:hover { opacity: 1; }

/* ============================================================
   Stats
   ============================================================ */
.stats { padding: 44px 0; }
.stats__grid {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 20px;
}
.stat { text-align: center; padding: 22px 16px; border-radius: var(--radius); background: rgba(255,255,255,.02); border: 1px solid var(--line); }
.stat__num { font-family: var(--mono); font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat__label { font-size: .88rem; color: var(--muted); margin-top: 4px; }

/* ============================================================
   Sections
   ============================================================ */
.section { padding: 84px 0; }
.section--alt { background: linear-gradient(180deg, rgba(255,255,255,.015), transparent); }
.section__head { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: var(--primary); margin-bottom: 14px;
}
.section__title {
  font-size: clamp(1.8rem, 3.6vw, 2.6rem); line-height: 1.12; letter-spacing: -.02em; font-weight: 800;
}
.section__lead { color: var(--muted); font-size: 1.08rem; margin-top: 16px; }

/* markets */
.markets { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.market { padding: 30px 26px; transition: transform .25s ease, border-color .25s ease; }
.market:hover { transform: translateY(-6px); border-color: var(--line-strong); }
.market__icon {
  width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center;
  font-size: 1.6rem; margin-bottom: 18px;
}
.market__icon--crypto { background: rgba(247,147,26,.14); }
.market__icon--stock  { background: rgba(77,124,255,.14); }
.market__icon--metal  { background: rgba(255,198,92,.14); }
.market h3 { font-size: 1.3rem; margin-bottom: 8px; letter-spacing: -.01em; }
.market p { color: var(--muted); font-size: .96rem; margin-bottom: 18px; }
.ticklist { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.ticklist li { position: relative; padding-left: 26px; font-size: .92rem; color: var(--muted); }
.ticklist li::before {
  content: ""; position: absolute; left: 0; top: 7px;
  width: 15px; height: 8px; border-left: 2px solid var(--primary); border-bottom: 2px solid var(--primary);
  transform: rotate(-45deg);
}

/* indicators */
.indicators { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; }
.indicator { padding: 24px 22px; transition: transform .22s ease, border-color .22s ease; }
.indicator:hover { transform: translateY(-5px); border-color: var(--line-strong); }
.indicator__tag {
  display: inline-block; font-size: .7rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 999px; margin-bottom: 14px;
}
.indicator__tag.trend      { background: rgba(77,124,255,.16); color: #7f9bff; }
.indicator__tag.momentum   { background: rgba(0,224,164,.16);  color: var(--primary); }
.indicator__tag.volatility { background: rgba(255,198,92,.16); color: #ffc65c; }
.indicator__tag.volume     { background: rgba(199,125,255,.16); color: #c77dff; }
.indicator h4 { font-size: 1.06rem; margin-bottom: 6px; }
.indicator p { font-size: .88rem; color: var(--muted); }
.indicator--more { background: var(--grad-soft); border-color: rgba(0,224,164,.25); display: flex; flex-direction: column; justify-content: center; }
.indicator--more h4 { font-size: 1.3rem; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; counter-reset: step; }
.step { padding: 26px 22px; border-radius: var(--radius); border: 1px solid var(--line); background: rgba(255,255,255,.02); position: relative; }
.step__num { font-family: var(--mono); font-size: 1.4rem; font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; margin-bottom: 12px; }
.step h4 { font-size: 1.1rem; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: .92rem; }

/* features */
.features { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.feature { padding: 28px 24px; transition: transform .22s ease, border-color .22s ease; }
.feature:hover { transform: translateY(-5px); border-color: var(--line-strong); }
.feature__ic { font-size: 1.9rem; margin-bottom: 14px; }
.feature h4 { font-size: 1.14rem; margin-bottom: 8px; }
.feature p { color: var(--muted); font-size: .94rem; }

/* pricing */
.pricing { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; align-items: start; }
.plan { padding: 32px 28px; position: relative; transition: transform .25s ease; }
.plan--featured { border-color: rgba(0,224,164,.4); box-shadow: var(--shadow-glow); transform: scale(1.02); }
.plan--featured:hover { transform: scale(1.04) translateY(-4px); }
.plan:hover { transform: translateY(-4px); }
.plan__badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--grad); color: #05231b; font-size: .72rem; font-weight: 700;
  padding: 6px 16px; border-radius: 999px; letter-spacing: .03em;
}
.plan__name { font-size: 1.05rem; font-weight: 700; color: var(--muted); }
.plan__price { margin: 12px 0 6px; display: flex; align-items: baseline; gap: 4px; }
.plan__amt { font-size: 2.6rem; font-weight: 800; letter-spacing: -.03em; }
.plan__per { color: var(--muted-2); font-weight: 500; }
.plan__desc { color: var(--muted); font-size: .92rem; margin-bottom: 20px; }
.plan__list { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-bottom: 26px; }
.plan__list li { position: relative; padding-left: 26px; font-size: .93rem; color: var(--muted); }
.plan__list li::before {
  content: ""; position: absolute; left: 0; top: 6px;
  width: 14px; height: 8px; border-left: 2px solid var(--primary); border-bottom: 2px solid var(--primary);
  transform: rotate(-45deg);
}

/* quotes */
.quotes { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.quote { padding: 28px 26px; }
.quote__stars { color: #ffc65c; letter-spacing: 2px; margin-bottom: 14px; }
.quote blockquote { font-size: 1.02rem; line-height: 1.6; margin-bottom: 20px; }
.quote figcaption { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center;
  font-weight: 700; font-size: .9rem; color: #05231b; background: var(--grad);
}
.quote figcaption strong { display: block; font-size: .95rem; }
.quote figcaption span { font-size: .82rem; color: var(--muted-2); }

/* faq */
.faq { display: flex; flex-direction: column; gap: 12px; }
.faq__item {
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: rgba(255,255,255,.02); padding: 4px 20px; transition: border-color .2s;
}
.faq__item[open] { border-color: var(--line-strong); }
.faq__item summary {
  cursor: pointer; list-style: none; padding: 16px 0; font-weight: 600; font-size: 1.02rem;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: "+"; font-size: 1.4rem; color: var(--primary); font-weight: 400; transition: transform .2s;
}
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__item p { color: var(--muted); padding: 0 0 18px; font-size: .96rem; }
.faq__item em { color: var(--text); font-style: normal; font-weight: 600; }

/* cta */
.cta { padding: 40px 0 96px; }
.cta__inner { text-align: center; padding: 60px 40px; position: relative; overflow: hidden; }
.cta__glow {
  position: absolute; inset: 0;
  background: radial-gradient(600px 300px at 50% -30%, rgba(0,224,164,.2), transparent 65%);
  pointer-events: none;
}
.cta h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); letter-spacing: -.02em; margin-bottom: 12px; position: relative; }
.cta p { color: var(--muted); font-size: 1.1rem; margin-bottom: 28px; position: relative; }
.cta__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; position: relative; }
.cta__note { margin-top: 20px; font-size: .85rem; color: var(--muted-2); position: relative; }

/* footer */
.footer { border-top: 1px solid var(--line); padding: 56px 0 32px; background: var(--bg-2); }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 40px; }
.footer__brand p { color: var(--muted); font-size: .92rem; margin-top: 14px; max-width: 320px; }
.footer__col h5 { font-size: .82rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted-2); margin-bottom: 16px; }
.footer__col a { display: block; color: var(--muted); font-size: .92rem; margin-bottom: 10px; transition: color .2s; }
.footer__col a:hover { color: var(--text); }
.footer__bar {
  border-top: 1px solid var(--line); padding-top: 24px;
  display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  font-size: .82rem; color: var(--muted-2);
}
.footer__disclaimer { max-width: 560px; text-align: right; }

/* ============================================================
   Auth modal
   ============================================================ */
.modal {
  position: fixed; inset: 0; z-index: 100;
  display: none; align-items: center; justify-content: center;
  padding: 20px;
}
.modal.is-open { display: flex; }
.modal__overlay {
  position: absolute; inset: 0;
  background: rgba(3,6,12,.72); backdrop-filter: blur(6px);
  animation: fade .25s ease;
}
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
.modal__card {
  position: relative; width: 100%; max-width: 540px;
  padding: 48px 46px 38px; border-radius: 24px;
  animation: pop .28s cubic-bezier(.2,.8,.3,1.2);
}
@keyframes pop { from { opacity: 0; transform: translateY(16px) scale(.97); } to { opacity: 1; transform: none; } }
.modal__close {
  position: absolute; top: 14px; right: 16px;
  background: none; border: 0; color: var(--muted); font-size: 1.8rem;
  line-height: 1; cursor: pointer; transition: color .2s;
}
.modal__close:hover { color: var(--text); }
.modal__brand { display: flex; align-items: center; gap: 11px; font-weight: 800; margin-bottom: 22px; }
.modal__brand .brand__name { font-size: 1.5rem; }
.modal__title { font-size: 2rem; letter-spacing: -.02em; }
.modal__sub { color: var(--muted); font-size: 1.05rem; margin: 8px 0 28px; }

.authform { display: flex; flex-direction: column; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field span { font-size: .92rem; color: var(--muted); font-weight: 500; }
.field input {
  background: rgba(255,255,255,.04); border: 1px solid var(--line-strong);
  border-radius: 12px; padding: 16px 18px; color: var(--text);
  font-size: 1.08rem; font-family: inherit; transition: border-color .2s, background .2s;
}
.field input::placeholder { color: var(--muted-2); }
.field input:focus { outline: none; border-color: var(--primary); background: rgba(0,224,164,.05); }
.authform__error { color: var(--down); font-size: .85rem; min-height: 1em; margin: -4px 0 2px; }
.authform__note {
  font-size: .82rem; color: var(--primary); background: rgba(0,224,164,.08);
  border: 1px solid rgba(0,224,164,.2); border-radius: 8px; padding: 8px 12px; margin: 2px 0;
}
.code-input {
  font-family: var(--mono) !important; font-size: 2.1rem !important; text-align: center;
  letter-spacing: 16px; padding-left: 16px !important;
}
.authform .btn { margin-top: 4px; }

.modal__switch { text-align: center; font-size: 1rem; color: var(--muted); margin-top: 22px; }
.modal__switch a { color: var(--primary); font-weight: 600; }
.modal__switch a:hover { text-decoration: underline; }
.modal__demo { text-align: center; font-size: .84rem; color: var(--muted-2); margin-top: 18px; }
.modal__close { top: 18px; right: 20px; font-size: 2.1rem; }

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 960px) {
  .hero__grid { grid-template-columns: 1fr; gap: 40px; }
  .hero__panel { max-width: 460px; margin: 0 auto; width: 100%; }
  .indicators { grid-template-columns: repeat(2,1fr); }
  .steps { grid-template-columns: repeat(2,1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__disclaimer { text-align: left; }
}
@media (max-width: 820px) {
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: flex; }
  .nav.is-open .nav__links {
    display: flex; position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; gap: 0; padding: 12px 24px 8px;
    background: rgba(7,10,18,.97); border-bottom: 1px solid var(--line);
  }
  .nav.is-open .nav__links a { padding: 14px 0; border-bottom: 1px solid var(--line); }
  /* always-visible compact Log in / Sign up on mobile (no menu needed) */
  .nav__inline-auth { display: flex; gap: 8px; margin-left: auto; }
  .nav__inline-auth .btn { padding: 9px 14px; font-size: .88rem; }
  .nav__toggle { margin-left: 4px; }
}
@media (min-width: 821px) { .nav__inline-auth { display: none; } }
@media (max-width: 700px) {
  .markets, .features, .quotes, .pricing, .stats__grid { grid-template-columns: 1fr; }
  .indicators, .steps { grid-template-columns: 1fr; }
  .plan--featured { transform: none; }
  .section { padding: 60px 0; }
  .footer__bar { flex-direction: column; }
}