/* ============================================
   SYNCSTER LANDING · Static CSS
   ============================================ */

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

:root {
  --gold: #E2C158;
  --gold-hi: #FFE7A8;
  --gold-deep: #9A7320;
  --gold-soft: #F2DEA2;
  --bg: #0A0A0A;
  --surface: #1A1A1A;
  --surface-alt: #1A1A1A;
  --border: #3A2F18;
  --text: #FFFFFF;
  --muted: #BDBDBD;
  --on-gold: #0A0A0A;
  --positive: #4ADE80;
  --negative: #F87171;
  --gradient-gold: linear-gradient(135deg, #D4A832, #EDCC72, #F5DFA0, #EDCC72, #A07820);
  --font: 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 16px;
  --radius-sm: 10px;
  --nav-h: 64px;
}

html {
  scroll-behavior: smooth;
}

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

img { max-width: 100%; display: block; }
ul { list-style: none; }
a { text-decoration: none; color: inherit; }

/* ============================================
   UTILITIES
   ============================================ */

.gold-text {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.center { text-align: center; }

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 12px;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
  white-space: nowrap;
}

.btn--primary {
  background: var(--gradient-gold);
  color: var(--on-gold);
  box-shadow: 0 0 24px rgba(226, 193, 88, 0.3);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(226, 193, 88, 0.5);
}

.btn--ghost {
  background: transparent;
  color: var(--muted);
}
.btn--ghost:hover {
  color: var(--text);
  transform: translateY(-2px);
}

.btn--store {
  background: var(--surface);
  color: var(--muted);
}
.btn--store:hover {
  background: var(--surface-alt);
  color: var(--text);
  transform: translateY(-2px);
}

.btn--large {
  padding: 16px 36px;
  font-size: 17px;
}

/* ============================================
   NAV
   ============================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background 0.3s, backdrop-filter 0.3s, box-shadow 0.3s;
}

.nav.scrolled {
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__wordmark {
  font-size: 20px;
  font-weight: 800;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav__login {
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 10px;
  background: var(--surface);
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.nav__login:hover {
  background: var(--surface-alt);
  color: var(--text);
  transform: translateY(-1px);
}

.nav__signup {
  background: var(--gradient-gold);
  color: var(--on-gold);
  font-size: 14px;
  font-weight: 700;
  padding: 9px 20px;
  border-radius: 10px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  box-shadow: 0 0 16px rgba(226, 193, 88, 0.25);
}
.nav__signup:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 28px rgba(226, 193, 88, 0.4);
}

/* ============================================
   HERO
   ============================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(226,193,88,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(226,193,88,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 0%, transparent 100%);
}

.hero__bg-glow {
  position: absolute;
  top: 10%;
  right: 5%;
  width: 700px;
  height: 700px;
  background: radial-gradient(ellipse, rgba(226,193,88,0.12) 0%, transparent 70%);
  border-radius: 50%;
  animation: pulse-glow 6s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}

.hero__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  width: 100%;
}

.hero__headline {
  font-size: clamp(42px, 6vw, 72px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero__sub {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 500px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.hero__trial-note {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 36px;
  letter-spacing: 0.01em;
}


.hero__stats {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--surface);
  border-radius: var(--radius);
  padding: 20px 28px;
  width: fit-content;
  box-shadow: 0 12px 32px rgba(0,0,0,0.35);
}

.hero__stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 24px;
}

.hero__stat:first-child { padding-left: 0; }
.hero__stat:last-child { padding-right: 0; }

.hero__stat__sep {
  width: 1px;
  height: 36px;
  background: var(--border);
}

.hero__stat__value {
  font-size: 18px;
  font-weight: 800;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__stat__label {
  font-size: 12px;
  color: var(--muted);
}

/* ============================================
   HERO VISUAL / TRADE CARDS
   ============================================ */

.hero__visual {
  position: relative;
  height: 460px;
}

/* Scroll float animation */
.hero__visual {
  transform-style: preserve-3d;
  perspective: 1000px;
  will-change: transform;
}

.trade-card {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  width: 360px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.6);
  transition: transform 0.08s ease;
  will-change: transform;
}

.trade-card--secondary {
  position: absolute;
  top: 38px;
  left: -44px;
  width: 320px;
  transform: translateZ(-40px) rotate(-7deg) scale(0.94);
  opacity: 0.5;
  filter: saturate(0.7);
  pointer-events: none;
}

.trade-card__glow {
  position: absolute;
  top: -50%;
  right: -30%;
  width: 300px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(226,193,88,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.trade-card__accent {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  z-index: 1;
}

.trade-card--buy .trade-card__accent {
  background: linear-gradient(180deg, var(--positive), transparent);
}

.trade-card--sell .trade-card__accent {
  background: linear-gradient(180deg, var(--negative), transparent);
}

.trade-card__top {
  display: flex;
  align-items: stretch;
}

.trade-card__avatar {
  flex-shrink: 0;
  width: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-alt);
}

.trade-card__initials {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 3px;
  padding-left: 3px;
  color: var(--muted);
}

.trade-card__header {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 20px 16px 16px;
}

.trade-card__trader {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.trade-card__name {
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.trade-card__username {
  font-size: 11px;
  color: var(--muted);
}

.trade-card__signal-info {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 3px;
  flex-shrink: 0;
}

.trade-card__badge-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.trade-card__symbol {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.trade-card__contract {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
}

.trade-card__contract--call { color: var(--positive); }
.trade-card__contract--put  { color: var(--negative); }

.trade-card__action-badge {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1px;
}

.trade-card__action-badge--buy  { color: var(--positive); }
.trade-card__action-badge--sell { color: var(--negative); }

.trade-card__time {
  font-size: 11px;
  color: var(--muted);
  opacity: 0.7;
}

.trade-card__divider {
  height: 1px;
  margin: 0 20px;
  background: linear-gradient(90deg, transparent, var(--border) 20%, var(--border) 80%, transparent);
}

.trade-card__bottom {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 20px 18px 16px;
}

.trade-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  flex: 1;
}

.meta-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
}

.meta-block__value {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: var(--text);
}

.meta-block__label {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: var(--muted);
}

.trade-card__copy-area {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  padding-top: 2px;
}

.trade-card__copy-btn {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  background: var(--gradient-gold);
  color: var(--on-gold);
  font-size: 11px;
  font-weight: 700;
}

/* Notification cards */
.notif-card {
  position: absolute;
  background: var(--surface-alt);
  border-radius: 12px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  width: 310px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.5);
  backdrop-filter: blur(10px);
}

.notif-card--copy {
  bottom: 70px;
  right: -12px;
  animation: float-card 4s ease-in-out infinite;
}

.notif-card--exit {
  bottom: -10px;
  left: -20px;
  animation: float-card 4s ease-in-out infinite 1.5s;
}

@keyframes float-card {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.notif-card__icon { font-size: 20px; color: var(--gold); flex-shrink: 0; }

.notif-card__title {
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 2px;
}

.notif-card__sub {
  font-size: 11px;
  color: var(--muted);
}

.notif-card__check {
  margin-left: auto;
  width: 22px;
  height: 22px;
  background: rgba(74, 222, 128, 0.2);
  color: var(--positive);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}

/* ============================================
   PROOF STRIP
   ============================================ */

.proof-strip {
  background: var(--surface);
  padding: 16px 0;
  overflow: hidden;
  white-space: nowrap;
}

.proof-strip__track {
  display: inline-flex;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  will-change: transform;
}

.proof-strip .dot { color: var(--border); margin: 0 12px; }

/* ============================================
   SECTIONS
   ============================================ */

.section {
  padding: 120px 24px;
}

.section__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.section__title {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.section__body {
  font-size: 17px;
  color: var(--muted);
  line-height: 1.7;
}

/* ============================================
   COMPARISON
   ============================================ */

.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.comparison__col {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 28px;
}

.comparison__col--ours {
  background: rgba(226,193,88,0.06);
}

.comparison__label {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 20px;
}

.comparison__col--ours .comparison__label { color: var(--gold); }

.comparison__item {
  font-size: 14px;
  padding: 10px 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.comparison__item::before {
  content: '';
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  flex-shrink: 0;
}

.comparison__item.no {
  color: var(--muted);
}

.comparison__item.no::before {
  content: '✕';
  background: rgba(248,113,113,0.15);
  color: var(--negative);
  font-size: 9px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.comparison__item.yes::before {
  content: '✓';
  background: rgba(74,222,128,0.15);
  color: var(--positive);
  font-size: 10px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ============================================
   HOW IT WORKS
   ============================================ */

.showcase__row {
  max-width: 1200px;
  margin: 64px auto 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.showcase__card {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius);
  padding: 32px;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.showcase__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-gold);
}

.showcase__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.showcase__card__icon {
  display: block;
  margin-bottom: 16px;
  color: var(--gold);
}

.showcase__card__icon .material-symbols-outlined {
  font-size: 30px;
}

.showcase__card h3 {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.showcase__card p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.65;
}

/* ============================================
   FEATURES GRID
   ============================================ */

.features { padding-bottom: 80px; }

.features__grid {
  max-width: 1200px;
  margin: 64px auto 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 32px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.feature-card__icon {
  font-size: 28px;
  display: block;
  margin-bottom: 16px;
  color: var(--gold);
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
}

/* ============================================
   CTA SECTION
   ============================================ */

.cta-section {
  position: relative;
  text-align: center;
  padding: 120px 24px;
  overflow: hidden;
}

.cta-section__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(226,193,88,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section__inner { position: relative; }

.cta-section__title {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.cta-section__pricing {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
  margin-bottom: 32px;
  font-size: 15px;
}

.cta-section__price-free {
  font-weight: 700;
  color: var(--positive);
}

.cta-section__price-then {
  font-weight: 600;
  color: var(--text);
}

.cta-section__price-sep {
  color: var(--border);
}

.cta-section__price-cancel {
  color: var(--muted);
}

.cta-section__btns {
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-section__sub {
  font-size: 18px;
  color: var(--muted);
  max-width: 520px;
  margin: 0 auto 40px;
  line-height: 1.6;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  padding: 40px 24px;
}

.footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-right: auto;
}

.footer__tagline {
  font-size: 13px;
  color: var(--muted);
}

.footer__links {
  display: flex;
  gap: 24px;
}

.footer__links a {
  font-size: 13px;
  color: var(--muted);
  transition: color 0.2s;
}
.footer__links a:hover { color: var(--text); }

.footer__copy {
  font-size: 13px;
  color: #444;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 60px 24px;
  }

  .hero__text {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero__sub {
    max-width: 480px;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__visual {
    height: auto;
    padding: 0 0 64px;
    overflow: visible;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
  }

  .trade-card {
    width: min(360px, 100%);
    position: relative;
  }

  .notif-card--copy {
    position: relative;
    right: auto;
    bottom: auto;
    margin-top: 12px;
    width: 100%;
    max-width: min(340px, 100%);
    animation: none;
  }

  .notif-card--exit { display: none; }
  .trade-card--secondary { display: none; }

  .section {
    padding: 80px 24px;
  }

  .section__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .features__grid {
    grid-template-columns: 1fr;
  }

  .showcase__row {
    grid-template-columns: 1fr;
  }

  .cta-section {
    padding: 80px 24px;
  }

  .footer__inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
  }

  .footer__brand { margin-right: 0; }

  .footer__links {
    justify-content: center;
  }
}

@media (max-width: 600px) {
  .nav__login {
    font-size: 13px;
    padding: 8px 10px;
  }

  .comparison {
    grid-template-columns: 1fr;
  }

  .hero__inner {
    padding: 40px 20px;
    gap: 40px;
  }

  .hero__sub {
    font-size: 16px;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .hero__actions .btn {
    justify-content: center;
  }

  .hero__stats {
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 20px 64px;
    width: fit-content;
    margin: 0 auto;
  }

  .hero__stat__sep { width: 120px; height: 1px; }
  .hero__stat {
    padding: 0;
    align-items: center;
    text-align: center;
  }

  /* Hero visual: constrain card and notifications to viewport */
  .hero__visual {
    height: auto;
    padding: 0 0 80px;
    overflow: visible;
    position: relative;
    flex-direction: column;
    align-items: center;
    gap: 0;
  }

  .trade-card {
    width: min(340px, calc(100vw - 48px));
    position: relative;
  }

  .trade-card__bottom {
    align-items: center;
  }

  .trade-card__meta {
    display: grid;
    grid-template-columns: repeat(2, auto);
    gap: 10px 22px;
  }

  .meta-block {
    align-items: flex-start;
  }

  .notif-card--copy {
    position: relative;
    right: auto;
    bottom: auto;
    margin-top: 12px;
    width: 100%;
    max-width: min(310px, calc(100vw - 48px));
    animation: none;
  }

  .section {
    padding: 64px 20px;
  }

  .features__grid {
    margin-top: 40px;
  }

  .feature-card {
    padding: 24px;
  }

  .cta-section {
    padding: 64px 20px;
  }

  .cta-section__btns {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-section__btns .btn {
    justify-content: center;
  }

  .cta-section__pricing {
    flex-wrap: wrap;
    gap: 8px;
    font-size: 14px;
  }

  .footer__links {
    flex-wrap: wrap;
    gap: 16px;
  }
}

/* ============================================
   COMING SOON TOAST
   ============================================ */

.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translate(-50%, 16px);
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  background: var(--surface);
  border-radius: var(--radius-sm);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.toast--visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.toast__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  flex-shrink: 0;
}