:root {
  --bg-deep: #1a0f0a;
  --bg-card: #251510;
  --accent-gold: #f4c14f;
  --accent-orange: #ff8c32;
  --accent-red: #e6392e;
  --cream: #fff8e8;
  --muted: #c4a990;
  --font-display: "Outfit", system-ui, sans-serif;
  --font-body: "Lexend", system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 112.5%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--cream);
  line-height: 1.65;
}

h1,
h2,
.site-header .brand span {
  font-family: var(--font-display);
}

a {
  color: var(--accent-gold);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem max(1rem, 3vw);
  background: linear-gradient(180deg, rgba(26, 15, 10, 0.95) 0%, rgba(26, 15, 10, 0.75) 70%, transparent 100%);
  backdrop-filter: blur(8px);
}

.site-header .brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--cream);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}

.site-header .brand img {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  object-fit: cover;
  border: 2px solid var(--accent-gold);
  box-shadow: 0 0 12px rgba(244, 193, 79, 0.35);
}

.site-header nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-header nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-display);
  transition: color 0.2s;
}

.site-header nav a:hover {
  color: var(--accent-gold);
}

.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 6rem max(1rem, 3vw) 3.5rem;
  text-align: center;
  background: var(--bg-deep) center/cover no-repeat;
  background-image: linear-gradient(
      180deg,
      rgba(26, 15, 10, 0.55) 0%,
      rgba(26, 15, 10, 0.75) 45%,
      var(--bg-deep) 100%
    ),
    url("assets/banner.png");
}

.hero-inner {
  max-width: 42rem;
}

.hero h1 {
  margin: 0 0 0.65rem;
  font-size: clamp(2.25rem, 6.5vw, 3.75rem);
  font-weight: 900;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.6);
  letter-spacing: 0.02em;
  line-height: 1.1;
}

.hero .tagline {
  margin: 0 0 2rem;
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  color: var(--muted);
  max-width: 28em;
  margin-left: auto;
  margin-right: auto;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.85rem;
  border-radius: 999px;
  font-weight: 800;
  font-size: 1.1rem;
  font-family: var(--font-display);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-gold));
  color: #1a0f0a;
  box-shadow: 0 4px 24px rgba(255, 140, 50, 0.45);
}

.btn-primary:hover {
  box-shadow: 0 6px 32px rgba(255, 140, 50, 0.55);
}

.btn-secondary {
  background: transparent;
  color: var(--cream);
  border: 2px solid var(--accent-gold);
  box-shadow: 0 0 20px rgba(244, 193, 79, 0.15);
}

.btn-secondary:hover {
  background: rgba(244, 193, 79, 0.12);
}

.section {
  padding: 4.5rem max(1rem, 3vw);
}

.section-title {
  margin: 0 0 1.5rem;
  font-size: clamp(1.85rem, 4.5vw, 2.65rem);
  font-weight: 900;
  color: var(--cream);
  text-align: center;
  line-height: 1.15;
}

.about {
  background: var(--bg-card);
  border-top: 1px solid rgba(244, 193, 79, 0.15);
  border-bottom: 1px solid rgba(244, 193, 79, 0.15);
  padding-left: max(0.75rem, 2vw);
  padding-right: max(0.75rem, 2vw);
}

.about-grid {
  max-width: min(72rem, 98vw);
  margin: 0 auto;
  display: grid;
  gap: 2.25rem;
  align-items: center;
}

@media (min-width: 720px) {
  .about-grid {
    grid-template-columns: min(320px, 32vw) 1fr;
  }
}

.about-visual {
  justify-self: center;
}

.about-visual img {
  width: min(320px, 100%);
  border-radius: 20px;
  border: 3px solid var(--accent-gold);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.4), 0 0 40px rgba(244, 193, 79, 0.2);
}

.about-text p {
  margin: 0 0 1.15rem;
  color: var(--muted);
  font-size: clamp(1.1rem, 1.35vw, 1.3rem);
  line-height: 1.7;
}

.about-text p:last-of-type {
  margin-bottom: 1.25rem;
}

.banner-strip {
  padding: 0 max(1rem, 3vw) 0;
  line-height: 0;
  margin: 0 auto 0;
}

.banner-strip img {
  width: 100%;
  height: auto;
  max-height: none;
  object-fit: contain;
  object-position: center;
  border-radius: 16px;
  border: 2px solid rgba(244, 193, 79, 0.2);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.chart-section {
  background: var(--bg-deep);
}

.chart-wrap {
  max-width: min(68rem, 96vw);
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  border: 2px solid rgba(244, 193, 79, 0.25);
  background: #0d0806;
  min-height: 420px;
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.45);
}

.chart-wrap iframe {
  width: 100%;
  height: 560px;
  border: 0;
  display: block;
}

.video-section {
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-deep) 100%);
}

.video-section .section-title {
  margin-bottom: 1.75rem;
}

.video-phone {
  max-width: 320px;
  margin: 0 auto;
  padding: 12px;
  border-radius: 28px;
  background: linear-gradient(145deg, #2a1f18, #1a1210);
  border: 3px solid rgba(244, 193, 79, 0.35);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.video-phone-inner {
  border-radius: 20px;
  overflow: hidden;
  background: #000;
  aspect-ratio: 9 / 16;
  max-height: 568px;
}

.video-phone-inner video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  vertical-align: top;
}

.join-section {
  background: var(--bg-card);
  border-top: 1px solid rgba(244, 193, 79, 0.15);
  padding-bottom: 5rem;
}

.join-grid {
  max-width: 36rem;
  margin: 0 auto;
  display: grid;
  gap: 0.9rem;
}

.join-grid a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1.15rem 1.5rem;
  border-radius: 12px;
  background: rgba(244, 193, 79, 0.08);
  border: 1px solid rgba(244, 193, 79, 0.25);
  color: var(--cream);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1rem;
  font-family: var(--font-display);
  transition: background 0.2s, border-color 0.2s;
}

.join-grid a:hover {
  background: rgba(244, 193, 79, 0.15);
  border-color: var(--accent-gold);
}

.site-footer {
  text-align: center;
  padding: 2rem max(1rem, 3vw);
  font-size: 1rem;
  color: var(--muted);
  background: var(--bg-deep);
}

.site-footer a {
  color: var(--accent-orange);
}