:root {
  --bg: #121416;
  --bg-2: #191c1f;
  --ink: #ecece8;
  --muted: #9a9f9c;
  --line: rgba(220, 224, 220, 0.12);
  --accent: #2f6f6a;
  --accent-soft: #4f8f88;
  --accent-dim: rgba(47, 111, 106, 0.18);
  --ok: #7faf9a;
  --danger: #c98787;
  --font-display: "Newsreader", Georgia, serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --max: 1100px;
  --shadow: 0 28px 70px rgba(0, 0, 0, 0.45);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    linear-gradient(180deg, #0f1113 0%, var(--bg) 45%, #15181b 100%);
  line-height: 1.55;
}

.grid-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(160, 170, 165, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(160, 170, 165, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 20%, black, transparent 75%);
  z-index: 0;
}

.glow {
  position: fixed;
  inset: auto auto 10% -10%;
  width: 55vw;
  height: 40vh;
  background: radial-gradient(circle, rgba(47, 111, 106, 0.18), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.site-header,
main,
.site-footer,
.modal,
.toast { position: relative; z-index: 1; }

.site-header {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  width: 11px;
  height: 11px;
  border-radius: 2px;
  background: linear-gradient(135deg, var(--accent-soft), #1f4d49);
  box-shadow: 0 0 0 4px var(--accent-dim);
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
}

.nav a:hover,
.nav-login { color: var(--ink); }

.nav-login {
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: transparent;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.menu-toggle span {
  width: 18px;
  height: 1.5px;
  background: var(--ink);
}

.view[hidden] { display: none !important; }

.view.is-active { animation: rise 0.55s ease both; }

@keyframes rise {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero {
  max-width: var(--max);
  margin: 0 auto;
  min-height: calc(100vh - 88px);
  padding: 2rem 1.5rem 3.5rem;
  display: grid;
  align-content: center;
  gap: 2rem;
}

.brand-hero {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 0.95;
}

.hero h1,
.auth-panel h1,
.shell h1 {
  margin: 0.85rem 0 0;
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.12;
}

.hero h1 {
  font-size: clamp(1.45rem, 2.5vw, 2rem);
  max-width: 22ch;
  color: #cfcfc8;
}

.lede {
  margin: 1rem 0 0;
  max-width: 40ch;
  color: var(--muted);
  font-size: 1.05rem;
}

.lede.wide { max-width: 48ch; }

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.btn {
  appearance: none;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.85rem 1.25rem;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: linear-gradient(180deg, #4f8f88, #2f6f6a);
  color: #f3f6f4;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(220, 224, 220, 0.28);
}

.btn.full { width: 100%; }

.hero-visual {
  margin-top: 0.5rem;
}

.market-plane {
  position: relative;
  width: 100%;
  min-height: 280px;
  border-radius: 0;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(25, 28, 31, 0.2), rgba(18, 20, 22, 0.85));
}

.candles {
  width: 100%;
  height: 280px;
  display: block;
}

.plane-line {
  fill: none;
  stroke: #79a9a3;
  stroke-width: 2;
}

.candle-group {
  stroke: rgba(127, 175, 154, 0.75);
  fill: rgba(47, 111, 106, 0.55);
}

.plane-caption {
  position: absolute;
  left: 1rem;
  bottom: 0.9rem;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.section,
.shell {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.5rem 1.5rem;
}

.section {
  border-top: 1px solid var(--line);
}

.section-head {
  max-width: 38rem;
  margin-bottom: 1.8rem;
}

.section-head.wide { max-width: 44rem; }

.section-head h2,
.side-panel h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3vw, 2rem);
  font-weight: 500;
  letter-spacing: -0.03em;
}

.section-head p {
  margin: 0.7rem 0 0;
  color: var(--muted);
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.2rem;
}

.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
}

.step-num {
  font-family: var(--font-display);
  color: var(--accent-soft);
}

.steps h3 {
  margin: 0 0 0.3rem;
  font-size: 1.05rem;
}

.steps p {
  margin: 0;
  color: var(--muted);
}

.support-link {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem 1.3rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.02);
  color: var(--ink);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.support-link:hover {
  background: var(--accent-dim);
}

.shell {
  min-height: calc(100vh - 140px);
}

.eyebrow {
  margin: 0 0 0.7rem;
  color: var(--accent-soft);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
}

.auth-panel { max-width: 460px; }

.form {
  margin-top: 1.4rem;
  display: grid;
  gap: 0.9rem;
}

.form label {
  display: grid;
  gap: 0.4rem;
}

.form label span {
  font-size: 0.88rem;
  font-weight: 500;
  color: #d2d5d1;
}

.form label em {
  font-style: normal;
  color: var(--muted);
  font-weight: 400;
}

.form input,
.form select,
.form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(10, 12, 14, 0.55);
  color: var(--ink);
  padding: 0.85rem 0.95rem;
  font: inherit;
}

.form input:focus,
.form select:focus,
.form textarea:focus {
  outline: 2px solid rgba(79, 143, 136, 0.35);
  border-color: rgba(79, 143, 136, 0.5);
}

.form-row {
  display: flex;
  justify-content: flex-end;
}

.linkish {
  appearance: none;
  border: 0;
  background: none;
  color: var(--accent-soft);
  font: inherit;
  font-weight: 600;
  padding: 0;
  cursor: pointer;
}

.form-note,
.gate-status {
  min-height: 1.2rem;
  margin: 0.2rem 0 0;
  color: var(--danger);
  font-size: 0.92rem;
}

.form-note.is-ok,
.gate-status.is-ok { color: var(--ok); }

.auth-foot {
  margin-top: 1.2rem;
  color: var(--muted);
}

.plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.plan {
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(25, 28, 31, 0.7);
}

.plan.featured {
  border-color: rgba(79, 143, 136, 0.5);
  background: linear-gradient(180deg, rgba(47, 111, 106, 0.16), rgba(25, 28, 31, 0.85));
}

.plan h3 { margin: 0; font-size: 1.1rem; }

.price {
  margin: 0.7rem 0 1rem;
  font-family: var(--font-display);
  font-size: 1.8rem;
  letter-spacing: -0.03em;
}

.price span {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--muted);
}

.plan ul {
  margin: 0 0 1.2rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.4rem;
  color: var(--muted);
}

.support-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 2rem;
  align-items: start;
}

.side-panel {
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(25, 28, 31, 0.75);
}

.side-panel dl {
  margin: 1.1rem 0;
  display: grid;
  gap: 1rem;
}

.side-panel dl div { display: grid; gap: 0.2rem; }
.side-panel dt { color: var(--muted); font-size: 0.85rem; }
.side-panel dd { margin: 0; }
.side-note { margin: 0; color: var(--muted); font-size: 0.92rem; }

.desk-preview {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  min-height: 360px;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  background: rgba(15, 17, 19, 0.8);
}

.desk-label {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.8rem;
}

.row,
.note {
  height: 42px;
  margin-bottom: 0.55rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
}

.note { height: 64px; }
.note.short { width: 70%; }

.brief-chart {
  height: 110px;
  margin-bottom: 0.7rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(79, 143, 136, 0.22), transparent),
    rgba(255, 255, 255, 0.03);
}

.desk-preview.locked .desk-col {
  filter: blur(5px);
  opacity: 0.55;
}

.lock-veil {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 1rem;
  text-align: center;
  background: rgba(10, 12, 14, 0.35);
}

.lock-veil p {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
}

.desk-preview.locked::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(110deg, transparent 20%, rgba(255, 255, 255, 0.05) 48%, transparent 70%);
  animation: shimmer 3.2s ease-in-out infinite;
}

@keyframes shimmer {
  from { transform: translateX(-28%); }
  to { transform: translateX(28%); }
}

.site-footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.4rem 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.86rem;
  border-top: 1px solid var(--line);
}

.modal[hidden],
.toast[hidden] { display: none !important; }

.modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 6, 7, 0.72);
}

.modal-panel {
  position: relative;
  z-index: 1;
  width: min(440px, 100%);
  padding: 1.5rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #191c1f;
  box-shadow: var(--shadow);
  animation: rise 0.3s ease both;
}

.modal-panel h2 {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-weight: 500;
}

.modal-panel > p {
  margin: 0;
  color: var(--muted);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.modal-close {
  position: absolute;
  top: 0.65rem;
  right: 0.8rem;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 1.4rem;
  cursor: pointer;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 1.4rem;
  transform: translateX(-50%);
  z-index: 50;
  padding: 0.85rem 1.1rem;
  border-radius: 999px;
  background: #191c1f;
  border: 1px solid var(--line);
  color: var(--ink);
  box-shadow: var(--shadow);
}

@media (max-width: 900px) {
  .plans,
  .support-grid,
  .desk-preview {
    grid-template-columns: 1fr;
  }

  .menu-toggle { display: inline-flex; }

  .nav {
    display: none;
    position: absolute;
    top: 72px;
    right: 1.5rem;
    left: 1.5rem;
    flex-direction: column;
    align-items: stretch;
    gap: 0.3rem;
    padding: 0.8rem;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: rgba(18, 20, 22, 0.97);
  }

  .nav.is-open { display: flex; }

  .nav a { padding: 0.7rem 0.8rem; }

  .nav-login {
    border: 0;
    border-radius: 10px;
    background: var(--accent-dim);
  }

  .site-footer {
    flex-direction: column;
  }
}