:root {
  --bg: #08070a;
  --bg-soft: #0d0c11;
  --panel: #121016;
  --panel-raised: #17141c;
  --border: #232028;
  --border-soft: #1a1820;
  --gold: #d8a84f;
  --gold-bright: #f0c977;
  --amber: #e08a3c;
  --text: #f1eee8;
  --text-dim: #a29c9f;
  --text-faint: #6f6870;
  --danger: #e37b7b;
  --success: #6fc79a;

  --icon-user: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 21v-2a4 4 0 0 0-4-4H8a4 4 0 0 0-4 4v2'/%3E%3Ccircle cx='12' cy='7' r='4'/%3E%3C/svg%3E");
  --icon-mail: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='2' y='4' width='20' height='16' rx='2'/%3E%3Cpath d='m22 6-10 7L2 6'/%3E%3C/svg%3E");
  --icon-lock: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='11' width='18' height='11' rx='2' ry='2'/%3E%3Cpath d='M7 11V7a5 5 0 0 1 10 0v4'/%3E%3C/svg%3E");
  --icon-check: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
  --icon-clock: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpolyline points='12 6 12 12 16 14'/%3E%3C/svg%3E");
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  line-height: 1.5;
}

h1, h2, h3, h4, .brand {
  font-family: "Cinzel", "Inter", serif;
  letter-spacing: 0.02em;
}

a {
  color: inherit;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  background:
    radial-gradient(55% 70% at 50% -5%, rgba(224, 138, 60, 0.16), transparent 65%),
    linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
  padding-bottom: 6rem;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(60% 60% at 50% 0%, black, transparent 75%);
  pointer-events: none;
}

.nav {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1120px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 0;
}

.brand {
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--gold-bright);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-cta {
  color: var(--text) !important;
  border: 1px solid var(--border);
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
  font-size: 0.85rem !important;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.nav-cta:hover {
  border-color: var(--amber);
  color: var(--gold-bright) !important;
}

.hero-content {
  position: relative;
  max-width: 720px;
  margin: 5rem auto 0;
  padding: 0 1.5rem;
  text-align: center;
}

.eyebrow, .section-eyebrow {
  color: var(--amber);
  text-transform: uppercase;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  margin-bottom: 1rem;
}

.hero-content h1 {
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  font-weight: 900;
  margin: 0 0 1.1rem;
  background: linear-gradient(180deg, var(--gold-bright) 20%, var(--gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.tagline {
  font-size: 1.15rem;
  color: var(--text-dim);
  margin: 0 0 2.25rem;
}

.hero-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.cta {
  display: inline-block;
  background: linear-gradient(135deg, var(--gold-bright) 0%, var(--amber) 100%);
  color: #1a1208;
  font-weight: 700;
  text-decoration: none;
  padding: 0.9rem 1.85rem;
  border-radius: 10px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(224, 138, 60, 0.28);
}

.cta-ghost {
  display: inline-block;
  text-decoration: none;
  color: var(--text-dim);
  border: 1px solid var(--border);
  padding: 0.85rem 1.6rem;
  border-radius: 10px;
  font-weight: 600;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.cta-ghost:hover {
  border-color: var(--amber);
  color: var(--text);
}

/* ---------- Section shell ---------- */

main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.features-section,
.roadmap-section {
  padding: 6rem 0;
  text-align: center;
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  color: var(--gold-bright);
  margin: 0 0 0.75rem;
}

.section-sub {
  color: var(--text-dim);
  max-width: 560px;
  margin: 0 auto 3rem;
}

.features-section .section-title {
  margin-bottom: 3rem;
}

/* ---------- Feature grid ---------- */

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  text-align: left;
}

.feature {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.75rem;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.feature:hover {
  border-color: var(--border-soft);
  transform: translateY(-2px);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(224, 138, 60, 0.1);
  font-size: 1.4rem;
}

.feature h3 {
  margin: 1rem 0 0.5rem;
  font-size: 1.05rem;
  color: var(--text);
}

.feature p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.92rem;
}

/* ---------- Roadmap ---------- */

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

.roadmap {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 620px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: left;
}

.roadmap-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.1rem 1.25rem;
}

.roadmap-icon {
  flex: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.1rem;
}

.roadmap-icon::before {
  content: "";
  width: 14px;
  height: 14px;
  display: block;
  background-color: currentColor;
}

.roadmap-item.done .roadmap-icon {
  background: rgba(111, 199, 154, 0.14);
  color: var(--success);
}

.roadmap-item.done .roadmap-icon::before {
  -webkit-mask-image: var(--icon-check);
  mask-image: var(--icon-check);
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
}

.roadmap-item.in-progress .roadmap-icon,
.roadmap-item.planned .roadmap-icon {
  background: rgba(216, 168, 79, 0.12);
  color: var(--gold);
}

.roadmap-item.in-progress .roadmap-icon::before,
.roadmap-item.planned .roadmap-icon::before {
  -webkit-mask-image: var(--icon-clock);
  mask-image: var(--icon-clock);
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
}

.roadmap-item.planned {
  opacity: 0.6;
}

.roadmap-item h4 {
  margin: 0 0 0.25rem;
  font-family: "Inter", sans-serif;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text);
}

.roadmap-item p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.88rem;
}

/* ---------- Join / auth card ---------- */

.join {
  padding: 6rem 0 8rem;
  text-align: center;
  border-top: 1px solid var(--border);
}

.join .section-title {
  margin-bottom: 0.5rem;
}

.join-sub {
  color: var(--text-dim);
  margin: 0 auto 2.5rem;
  max-width: 440px;
}

.auth-card {
  position: relative;
  max-width: 420px;
  margin: 0 auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1.75rem;
  text-align: left;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.auth-card-glow {
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--amber), transparent);
  opacity: 0.6;
}

.auth-tabs {
  display: flex;
  gap: 0.5rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.3rem;
  margin-bottom: 1.5rem;
}

.auth-tab {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-faint);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.6rem;
  border-radius: 7px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.auth-tab.is-active {
  background: var(--panel-raised);
  color: var(--gold-bright);
}

.form {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.field {
  position: relative;
  display: flex;
  align-items: center;
}

.field-icon {
  position: absolute;
  left: 14px;
  width: 17px;
  height: 17px;
  background-color: var(--text-faint);
  pointer-events: none;
}

.field:focus-within .field-icon {
  background-color: var(--amber);
}

.field-icon[data-icon="user"] {
  -webkit-mask-image: var(--icon-user);
  mask-image: var(--icon-user);
}

.field-icon[data-icon="mail"] {
  -webkit-mask-image: var(--icon-mail);
  mask-image: var(--icon-mail);
}

.field-icon[data-icon="lock"] {
  -webkit-mask-image: var(--icon-lock);
  mask-image: var(--icon-lock);
}

.field-icon {
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
  -webkit-mask-size: contain;
  mask-size: contain;
}

.field input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.85rem 0.9rem 0.85rem 2.6rem;
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s ease;
}

.field input::placeholder {
  color: var(--text-faint);
}

.field input:focus {
  outline: none;
  border-color: var(--amber);
}

.field-plain select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.85rem 0.9rem;
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s ease;
}

.field-plain select:focus {
  outline: none;
  border-color: var(--amber);
}

.form button {
  margin-top: 0.35rem;
  background: linear-gradient(135deg, var(--gold-bright) 0%, var(--amber) 100%);
  color: #1a1208;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.85rem;
  border: none;
  border-radius: 10px;
  padding: 0.85rem;
  cursor: pointer;
  transition: opacity 0.15s ease, transform 0.15s ease;
}

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

.form button:disabled {
  opacity: 0.6;
  cursor: default;
  transform: none;
}

.form-message {
  margin: 0;
  font-size: 0.85rem;
  text-align: center;
}

.form-message.success {
  color: var(--success);
}

.form-message.error {
  color: var(--danger);
}

/* ---------- Footer ---------- */

.footer {
  text-align: center;
  color: var(--text-faint);
  font-size: 0.85rem;
  padding: 2rem 1.5rem 3rem;
  border-top: 1px solid var(--border);
}

/* ---------- Responsive ---------- */

@media (max-width: 640px) {
  .nav-links {
    gap: 1rem;
  }

  .nav-links a:not(.nav-cta) {
    display: none;
  }

  .features-section,
  .roadmap-section,
  .join {
    padding: 4rem 0;
  }
}