@charset "UTF-8";
@import url(https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600;700;800&display=swap);

:root {
  --tb-bg:       #0f1419;
  --tb-surface:  #1a2332;
  --tb-card:     #16202a;
  --tb-accent:   #e07c5c;
  --tb-accent-h: #f0a080;
  --tb-text:     #f0f2f5;
  --tb-muted:    rgba(240,242,245,0.7);
  --tb-border:   rgba(224,124,92,0.25);
}

*:where(:not(html, iframe, canvas, img, svg, video, audio):not(svg *, symbol *)) {
  all: unset;
  display: revert;
}
*, *::before, *::after { box-sizing: border-box; }
a, button { cursor: revert; }
ol, ul, menu { list-style: none; }
img { max-inline-size: 100%; max-block-size: 100%; }
table { border-collapse: collapse; }
textarea { white-space: revert; }
meter { -webkit-appearance: revert; -moz-appearance: revert; appearance: revert; }
:where(pre) { all: revert; }

html, body {
  font-family: "Manrope", sans-serif;
  font-weight: 400;
  color: var(--tb-text);
}
html { scroll-behavior: smooth; }
body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background: var(--tb-bg);
  position: relative;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(224,124,92,0.08), transparent);
  pointer-events: none;
  z-index: 0;
}

p { line-height: 1.65; }
h1 { font-size: clamp(1.75rem, 4vw, 2.25rem); font-weight: 700; text-align: center; margin: 0 0 1rem; }
h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 0.75rem;
  text-align: left;
  color: var(--tb-accent);
}
h3 { font-size: 1.1rem; font-weight: 600; margin: 0 0 0.5rem; color: var(--tb-text); }
ol { list-style: decimal; padding-left: 1.35rem; }
ul { list-style: none; padding: 0; }
ul li { position: relative; padding-left: 1.25rem; margin-bottom: 0.4rem; line-height: 1.5; }
ul li::before { content: "—"; position: absolute; left: 0; color: var(--tb-accent); font-weight: 600; }
ol li { margin-bottom: 0.4rem; line-height: 1.5; }

.curtain {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--tb-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
.curtain.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.curtain__logo {
  width: 56px;
  height: 56px;
  background: var(--tb-accent);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.5rem;
  color: #fff;
  margin-bottom: 1rem;
}
.curtain__title {
  font-size: clamp(1.4rem, 3.5vw, 1.9rem);
  font-weight: 800;
  color: var(--tb-text);
  margin-bottom: 0.5rem;
  text-align: center;
}
.curtain__title span { color: var(--tb-accent); }
.curtain__sub {
  font-size: 0.875rem;
  color: var(--tb-muted);
  margin-bottom: 1.5rem;
  text-align: center;
  max-width: 280px;
  line-height: 1.55;
}
.curtain__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--tb-accent);
  color: #fff;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85rem 2rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: background 0.25s ease, transform 0.2s ease;
}
.curtain__btn:hover {
  background: var(--tb-accent-h);
  transform: translateY(-1px);
  color: #fff;
}
.curtain__hint { font-size: 0.7rem; color: var(--tb-muted); margin-top: 1.25rem; opacity: 0.85; }

.header {
  position: sticky;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 99;
  background: rgba(15,20,25,0.92);
  backdrop-filter: blur(10px);
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--tb-border);
}
.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.header .logo a {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--tb-text);
  text-decoration: none;
}
.header .logo a span { color: var(--tb-accent); }
.header .auth { display: flex; gap: 0.75rem; }
.header .auth .btn-1 { background: transparent; color: var(--tb-text); border: 1px solid var(--tb-border); }
.header .auth .btn-2 { background: var(--tb-accent); color: #fff; }

.btn {
  border-radius: 8px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-width: 100px;
  padding: 0.6rem 1rem;
  transition: all 0.25s;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
}
.btn:hover { opacity: 0.9; transform: translateY(-1px); }
.header .auth .btn-2:hover { background: var(--tb-accent-h); color: #fff; }

.main {
  flex: 1 1 auto;
  padding: 0 0 3rem;
  position: relative;
  z-index: 1;
}

.hero {
  padding: 3rem 1rem;
  text-align: center;
  background: linear-gradient(180deg, var(--tb-surface) 0%, var(--tb-bg) 100%);
  border-bottom: 1px solid var(--tb-border);
}
.hero .container { max-width: 640px; margin: 0 auto; }
.hero h1 { margin-bottom: 1.25rem; }
.hero__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--tb-accent);
  color: #fff;
  font-family: inherit;
  font-weight: 600;
  font-size: 1rem;
  padding: 0.9rem 1.75rem;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.25s, transform 0.2s;
}
.hero__cta:hover { background: var(--tb-accent-h); transform: translateY(-2px); color: #fff; }

.sections {
  padding: 2.5rem 1rem;
}
.sections .container { max-width: 1100px; margin: 0 auto; }
.section-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
}
.section-card {
  background: var(--tb-card);
  border: 1px solid var(--tb-border);
  border-radius: 12px;
  padding: 1.35rem;
  transition: border-color 0.25s;
}
.section-card:hover { border-color: var(--tb-accent); }
.section-card p { margin: 0 0 0.75rem; font-size: 0.9rem; color: var(--tb-muted); }
.section-card ul li { font-size: 0.875rem; }

.faq-wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1rem;
}
.faq-wrap .faq-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  text-align: center;
  color: var(--tb-text);
}
.faq-item {
  background: var(--tb-card);
  border: 1px solid var(--tb-border);
  border-radius: 10px;
  margin-bottom: 0.6rem;
  overflow: hidden;
}
.faq-item summary {
  padding: 1rem 1.15rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--tb-accent); font-size: 1.2rem; }
.faq-item[open] summary::after { content: "−"; }
.faq-item div { padding: 0 1.15rem 1rem; font-size: 0.9rem; line-height: 1.6; color: var(--tb-muted); }

.container {
  max-width: 90vw;
  margin: 0 auto;
  padding: 0 1rem;
}

.footer {
  background: var(--tb-surface);
  border-top: 1px solid var(--tb-border);
  padding: 1.25rem;
}
.footer .container { text-align: center; }
.footer p { font-size: 0.8rem; color: var(--tb-muted); margin: 0; }

@media (max-width: 768px) {
  h1 { font-size: 1.5rem; }
  .header .container { flex-direction: column; gap: 0.75rem; }
  .hero { padding: 2rem 1rem; }
  .section-grid { grid-template-columns: 1fr; }
  .sections { padding: 1.5rem 1rem; }
}