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

:root {
  --tri-bg: #0d1117;
  --tri-surface: #161a22;
  --tri-ink: #f0f6fc;
  --tri-ink-muted: #8b949e;
  --tri-amber: #ffd700;
  --tri-amber-muted: #e6b800;
  --tri-border: #30363d;
  --tri-red: #ff4d4d;
  --tri-green: #00e676;
  --brand-blue: #58a6ff;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--tri-bg);
  color: var(--tri-ink);
  line-height: 1.6;
  overflow-x: hidden;
}

/* NAV */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 5vw;
  background: rgba(13, 17, 23, 0.95);
  backdrop-filter: blur(10px);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: 1px solid var(--tri-border);
}

.logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 20px;
  color: var(--tri-ink);
  letter-spacing: -0.5px;
}

.logo span {
  color: var(--tri-amber);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-beta-badge {
  font-size: 12px;
  font-weight: 700;
  color: var(--tri-green);
  background: rgba(0, 230, 118, 0.1);
  border: 1px solid rgba(0, 230, 118, 0.25);
  padding: 4px 10px;
  border-radius: 20px;
  letter-spacing: 0.5px;
}

/* TRUST BAR */
.trust-bar {
  position: fixed;
  top: 56px;
  left: 0;
  right: 0;
  z-index: 99;
  background: rgba(0, 230, 118, 0.06);
  border-bottom: 1px solid rgba(0, 230, 118, 0.15);
  padding: 7px 5vw;
  backdrop-filter: blur(8px);
}

.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 16px;
}

.trust-bar-item {
  font-size: 12px;
  font-weight: 500;
  color: var(--tri-green);
  letter-spacing: 0.3px;
  opacity: 0.85;
}

.trust-bar-dot {
  color: var(--tri-border);
  font-size: 14px;
}

/* HERO */
.hero {
  min-height: 85vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 150px 5vw 60px;
  background-image: radial-gradient(circle at 50% 20%, rgba(255, 215, 0, 0.05) 0%, transparent 50%);
}

.parent-brand {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--tri-ink-muted);
  margin-bottom: 15px;
  font-weight: 700;
}

h1 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 19px;
  color: var(--tri-ink-muted);
  max-width: 650px;
  margin-bottom: 40px;
  font-weight: 300;
}

.btn-main {
  background: var(--tri-amber);
  color: #000;
  padding: 16px 36px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  font-size: 18px;
  display: inline-block;
  transition: transform 0.2s, background 0.2s;
  box-shadow: 0 4px 15px rgba(255, 215, 0, 0.15);
}

.btn-main:hover {
  transform: translateY(-2px);
  background: var(--tri-amber-muted);
}

.hero-microcopy {
  margin-top: 12px;
  font-size: 13px;
  color: var(--tri-ink-muted);
  letter-spacing: 0.3px;
}

/* ECOSYSTEM */
.ecosystem {
  padding: 80px 5vw;
  background: var(--tri-surface);
  text-align: center;
  border-top: 1px solid var(--tri-border);
  border-bottom: 1px solid var(--tri-border);
}

.ecosystem h2 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(28px, 4vw, 40px);
  margin-bottom: 10px;
}

.eco-sub {
  color: var(--tri-ink-muted);
  margin-bottom: 50px;
  font-size: 16px;
}

.eco-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  max-width: 1100px;
  margin: 0 auto;
}

.eco-card {
  background: var(--tri-bg);
  border: 1px solid var(--tri-border);
  padding: 40px 30px;
  border-radius: 16px;
  transition: transform 0.3s;
  position: relative;
  display: flex;
  flex-direction: column;
}

.eco-card:hover {
  transform: translateY(-5px);
  border-color: var(--tri-amber);
}

.eco-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  background: rgba(255, 215, 0, 0.1);
  color: var(--tri-amber);
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 4px;
  font-weight: 700;
  text-transform: uppercase;
}

.eco-badge.dev {
  background: rgba(88, 166, 255, 0.1);
  color: var(--brand-blue);
}

.eco-badge.secure {
  background: rgba(0, 230, 118, 0.1);
  color: var(--tri-green);
}

.eco-icon {
  font-size: 40px;
  margin-bottom: 20px;
}

.eco-card h3 {
  font-family: 'Syne', sans-serif;
  font-size: 22px;
  margin-bottom: 10px;
}

.eco-card p {
  color: var(--tri-ink-muted);
  font-size: 14px;
  flex: 1;
}

.eco-status {
  margin-top: 20px;
  font-size: 12px;
  font-weight: 700;
  color: var(--tri-ink-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding-top: 16px;
  border-top: 1px solid var(--tri-border);
}

.eco-status--live {
  color: var(--tri-green);
}

/* CAPABILITIES */
.capabilities {
  padding: 80px 5vw;
  background: var(--tri-bg);
  text-align: center;
}

.capabilities h2 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(32px, 5vw, 48px);
  margin-bottom: 15px;
  letter-spacing: -1px;
}

.cap-sub {
  font-size: 18px;
  color: var(--tri-ink-muted);
  margin-bottom: 60px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.cap-card {
  background: var(--tri-surface);
  border: 1px solid var(--tri-border);
  border-radius: 16px;
  padding: 30px;
  text-align: left;
  transition: all 0.3s ease;
}

.cap-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 215, 0, 0.4);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.mock-ui {
  background: #010409;
  border: 1px solid #30363d;
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 25px;
  font-family: monospace;
  font-size: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mock-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mock-label {
  color: #8b949e;
  font-size: 12px;
  text-transform: uppercase;
}

.mock-val {
  color: var(--tri-ink);
  font-weight: bold;
}

.mock-highlight {
  background: rgba(0, 230, 118, 0.1);
  color: var(--tri-green);
  padding: 5px 10px;
  border-radius: 4px;
  font-size: 16px;
  text-align: center;
  border: 1px solid rgba(0, 230, 118, 0.2);
}

.mock-alert {
  background: rgba(255, 77, 77, 0.1);
  color: var(--tri-red);
  padding: 5px 10px;
  border-radius: 4px;
  font-size: 14px;
  text-align: center;
  border: 1px solid rgba(255, 77, 77, 0.2);
}

.cap-card h3 {
  font-family: 'Syne', sans-serif;
  color: var(--tri-amber);
  font-size: 22px;
  margin-bottom: 12px;
}

.cap-card p {
  font-size: 15px;
  color: var(--tri-ink-muted);
  line-height: 1.6;
}

/* TRUST PROTOCOL */
.trust-protocol {
  padding: 60px 5vw;
  background: #010409;
  text-align: center;
  border-top: 1px solid var(--tri-border);
}

.trust-content {
  max-width: 900px;
  margin: 0 auto;
  background: rgba(0, 230, 118, 0.03);
  border: 1px solid rgba(0, 230, 118, 0.2);
  padding: 40px;
  border-radius: 16px;
  box-shadow: 0 0 30px rgba(0, 230, 118, 0.05);
}

.trust-content h3 {
  font-family: 'Syne', sans-serif;
  color: var(--tri-green);
  font-size: clamp(24px, 3.5vw, 32px);
  margin-bottom: 15px;
  letter-spacing: -1px;
}

.trust-content p {
  font-size: 16px;
  color: var(--tri-ink);
  line-height: 1.7;
}

.trust-content strong {
  color: var(--tri-green);
}

.trust-checklist {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
  margin-top: 28px;
  text-align: left;
}

.trust-check-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: rgba(0, 230, 118, 0.04);
  border: 1px solid rgba(0, 230, 118, 0.1);
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  color: var(--tri-ink-muted);
}

.check-icon {
  flex-shrink: 0;
  font-size: 14px;
}

/* INSTALLATION */
.installation {
  padding: 80px 5vw;
  background: var(--tri-surface);
  text-align: center;
  border-top: 1px solid var(--tri-border);
}

.installation h2 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(28px, 4vw, 40px);
  margin-bottom: 15px;
  color: var(--brand-blue);
  letter-spacing: -1px;
}

.install-sub {
  color: var(--tri-ink-muted);
  margin-bottom: 50px;
  font-size: 16px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.install-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 25px;
  max-width: 1100px;
  margin: 0 auto;
}

.install-step {
  background: rgba(1, 4, 9, 0.4);
  border: 1px solid var(--tri-border);
  padding: 30px 25px;
  border-radius: 12px;
  text-align: left;
  transition: all 0.3s ease;
}

.install-step:hover {
  border-color: rgba(88, 166, 255, 0.5);
  transform: translateY(-5px);
}

.install-step.success-step:hover {
  border-color: rgba(0, 230, 118, 0.5);
}

.step-num {
  font-family: 'Syne', sans-serif;
  font-size: 40px;
  font-weight: 800;
  color: var(--brand-blue);
  opacity: 0.7;
  margin-bottom: 15px;
  line-height: 1;
}

.install-step.success-step .step-num {
  color: var(--tri-green);
  opacity: 0.8;
}

.install-step h4 {
  font-family: 'DM Sans', sans-serif;
  font-weight: 700;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
  color: var(--tri-ink);
}

.install-step p {
  color: var(--tri-ink-muted);
  font-size: 14px;
  line-height: 1.6;
}

.install-code {
  background: var(--tri-bg);
  color: var(--tri-amber);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: monospace;
  border: 1px solid var(--tri-border);
}

.btn-download-small {
  display: inline-block;
  margin-top: 15px;
  background: rgba(88, 166, 255, 0.1);
  color: var(--brand-blue);
  border: 1px solid rgba(88, 166, 255, 0.3);
  padding: 8px 16px;
  border-radius: 6px;
  text-decoration: none;
  font-size: 12px;
  font-weight: bold;
  text-transform: uppercase;
  transition: all 0.2s;
}

.btn-download-small:hover {
  background: rgba(88, 166, 255, 0.2);
  border-color: var(--brand-blue);
  box-shadow: 0 0 10px rgba(88, 166, 255, 0.2);
}

.install-reassurance {
  margin-top: 36px;
  font-size: 14px;
  color: var(--tri-ink-muted);
  padding: 14px 20px;
  background: rgba(1, 4, 9, 0.4);
  border: 1px solid var(--tri-border);
  border-radius: 8px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* FEEDBACK */
.feedback-section {
  padding: 80px 5vw;
  background: var(--tri-bg);
  border-top: 1px solid var(--tri-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.feedback-content {
  max-width: 800px;
  width: 100%;
}

.feedback-content h2 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(28px, 4vw, 40px);
  margin-bottom: 15px;
  color: var(--tri-ink);
}

.feedback-content p.main-desc {
  color: var(--tri-ink-muted);
  margin-bottom: 40px;
  font-size: 16px;
}

.email-display-box {
  background: var(--tri-surface);
  border: 1px dashed var(--tri-amber);
  padding: 20px 30px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 25px;
}

.email-text {
  font-family: monospace;
  font-size: 18px;
  color: var(--tri-ink);
  font-weight: bold;
  letter-spacing: 1px;
  user-select: all;
}

.disclaimer-text {
  font-size: 14px;
  color: var(--tri-ink-muted);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
  background: rgba(13, 17, 23, 0.5);
  padding: 15px;
  border-radius: 8px;
  border: 1px solid var(--tri-border);
}

.disclaimer-text strong {
  color: var(--tri-amber);
}

/* FOOTER */
footer {
  padding: 40px 5vw;
  text-align: center;
  font-size: 14px;
  color: #666;
  background: var(--tri-bg);
  border-top: 1px solid var(--tri-border);
}

.footer-brand {
  font-family: 'Syne', sans-serif;
  font-size: 18px;
  color: var(--tri-ink);
  margin-bottom: 14px;
  font-weight: 700;
}

.footer-legal {
  font-size: 12px;
  color: var(--tri-ink-muted);
  max-width: 700px;
  margin: 0 auto 16px;
  line-height: 1.6;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--tri-border);
  border-radius: 8px;
}

/* MODAL */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(13, 17, 23, 0.9);
  backdrop-filter: blur(10px);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background: var(--tri-surface);
  border: 1px solid var(--tri-amber);
  padding: 40px 30px;
  border-radius: 16px;
  max-width: 450px;
  text-align: center;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), 0 0 20px rgba(255, 215, 0, 0.1);
  transform: translateY(20px);
  transition: transform 0.3s ease;
  margin: 20px;
}

.modal-overlay.active .modal-box {
  transform: translateY(0);
}

.modal-title {
  color: var(--tri-amber);
  font-family: 'Syne', sans-serif;
  font-size: 22px;
  margin-bottom: 15px;
  letter-spacing: 1px;
}

.modal-text {
  color: var(--tri-ink-muted);
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 20px;
}

.modal-safe-note {
  background: rgba(0, 230, 118, 0.06);
  border: 1px solid rgba(0, 230, 118, 0.2);
  border-radius: 8px;
  padding: 12px;
  color: var(--tri-green) !important;
  font-size: 13px !important;
}

.modal-safe-note strong {
  color: var(--tri-green);
}

.btn-modal {
  width: 100%;
  background: var(--tri-amber);
  color: #000;
  padding: 14px;
  border: none;
  border-radius: 8px;
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
  transition: transform 0.2s;
}

.btn-modal:hover {
  transform: scale(0.98);
  background: var(--tri-amber-muted);
}

/* RESPONSIVE */
@media (max-width: 600px) {
  .trust-bar-dot {
    display: none;
  }

  .trust-bar-inner {
    gap: 6px 12px;
  }

  .nav-beta-badge {
    display: none;
  }
}

.hero-brokers {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 28px;
}

.hero-brokers span {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 6px 14px;
  font-size: 13px;
  color: var(--tri-ink-muted);
}