/* ── RESET & ROOT ── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}

:root {
  --g-bg: #0a2218;
  --g-bg-card: #112b1e;
  --g-bg-raised: #0f3525;
  --g-border: #1e4030;
  --g-border2: #2a5040;
  --g-accent: #4ecca3;
  --g-accent2: #2dbf8a;
  --g-text: #e8f5f0;
  --g-muted: #7ab89a;
  --g-amber: #f5a623;
  --g-red: #e85555;
}

body {
  font-family: "DM Sans", sans-serif;
  background: var(--g-bg);
  color: var(--g-text);
  overflow-x: hidden;
}

/* ── GRAIN TEXTURE OVERLAY ── */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1000;
  opacity: 0.4;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition:
    border-color 0.3s ease,
    background 0.3s ease;
}
nav.scrolled {
  background: rgba(10, 34, 24, 0.92);
  border-bottom-color: var(--g-border);
}

.nav-logo {
  font-family: "Fraunces", serif;
  font-size: 22px;
  font-weight: 300;
  color: var(--g-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
}

.nav-cta {
  background: var(--g-accent);
  color: var(--g-bg);
  border: none;
  border-radius: 10px;
  padding: 10px 22px;
  font-size: 13px;
  font-weight: 700;
  font-family: "DM Sans", sans-serif;
  cursor: pointer;
  text-decoration: none;
  transition:
    background 0.15s ease,
    transform 0.1s ease;
  display: inline-block;
}
.nav-cta:hover {
  background: var(--g-accent2);
}
.nav-cta:active {
  transform: scale(0.97);
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 120px 24px 80px;
  position: relative;
  overflow: hidden;
}

/* Radial glow behind hero */
.hero::after {
  content: "";
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(78, 204, 163, 0.12) 0%,
    transparent 70%
  );
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

/* Orbit ring decorations */
.orbit-rings {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--g-border);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: ring-spin linear infinite;
}
.ring::after {
  content: "";
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--g-accent);
  top: -3px;
  left: 50%;
  transform: translateX(-50%);
  box-shadow: 0 0 8px var(--g-accent);
}

.ring-1 {
  width: 320px;
  height: 320px;
  animation-duration: 20s;
  opacity: 0.6;
}
.ring-2 {
  width: 520px;
  height: 520px;
  animation-duration: 32s;
  animation-direction: reverse;
  opacity: 0.35;
}
.ring-2::after {
  background: var(--g-amber);
  box-shadow: 0 0 8px var(--g-amber);
  width: 5px;
  height: 5px;
  top: -2.5px;
}
.ring-3 {
  width: 740px;
  height: 740px;
  animation-duration: 48s;
  opacity: 0.2;
}
.ring-3::after {
  width: 4px;
  height: 4px;
  top: -2px;
  opacity: 0.5;
}

@keyframes ring-spin {
  from {
    transform: translate(-50%, -50%) rotate(0deg);
  }
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

.hero-eyebrow {
  font-size: 11px;
  font-weight: 700;
  color: var(--g-accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  position: relative;
  z-index: 2;
  animation: fadeUp 0.6s ease both;
}
.hero-eyebrow::before,
.hero-eyebrow::after {
  content: "";
  display: block;
  width: 32px;
  height: 1px;
  background: var(--g-accent);
  opacity: 0.5;
}

.hero-title {
  font-family: "Fraunces", serif;
  font-size: clamp(44px, 8vw, 88px);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -2px;
  color: var(--g-text);
  margin-bottom: 12px;
  position: relative;
  z-index: 2;
  animation: fadeUp 0.6s 0.1s ease both;
}
.hero-title em {
  color: var(--g-accent);
  font-style: italic;
}
.hero-title .line2 {
  display: block;
  color: var(--g-muted);
  font-weight: 300;
  font-size: 0.72em;
  margin-top: 4px;
}

.hero-sub {
  font-size: clamp(14px, 2vw, 17px);
  color: var(--g-muted);
  font-weight: 300;
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: 40px;
  position: relative;
  z-index: 2;
  animation: fadeUp 0.6s 0.2s ease both;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 2;
  animation: fadeUp 0.6s 0.3s ease both;
}

.btn-primary-lg {
  background: var(--g-accent);
  color: var(--g-bg);
  border: none;
  border-radius: 12px;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 700;
  font-family: "DM Sans", sans-serif;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition:
    background 0.15s,
    transform 0.1s;
  box-shadow: 0 0 32px rgba(78, 204, 163, 0.25);
}
.btn-primary-lg:hover {
  background: var(--g-accent2);
  transform: translateY(-1px);
}
.btn-primary-lg:active {
  transform: scale(0.97) translateY(0);
}

.btn-ghost-lg {
  background: transparent;
  color: var(--g-accent);
  border: 1px solid var(--g-accent);
  border-radius: 12px;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 700;
  font-family: "DM Sans", sans-serif;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition:
    background 0.15s,
    transform 0.1s;
}
.btn-ghost-lg:hover {
  background: rgba(78, 204, 163, 0.08);
  transform: translateY(-1px);
}

.hero-note {
  margin-top: 20px;
  font-size: 11px;
  color: var(--g-border2);
  position: relative;
  z-index: 2;
  animation: fadeUp 0.6s 0.4s ease both;
}

/* ── APP PREVIEW MOCKUP ── */
.preview-section {
  padding: 0 24px 100px;
  display: flex;
  justify-content: center;
}

.phone-mockup {
  width: 260px;
  background: var(--g-bg-card);
  border-radius: 36px;
  border: 1.5px solid var(--g-border);
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(78, 204, 163, 0.06),
    0 40px 80px rgba(0, 0, 0, 0.6),
    0 0 60px rgba(78, 204, 163, 0.08);
  position: relative;
  animation: fadeUp 0.7s 0.35s ease both;
}

.phone-notch {
  width: 90px;
  height: 22px;
  background: var(--g-bg);
  border-radius: 0 0 14px 14px;
  margin: 0 auto;
}

.phone-screen {
  padding: 10px 14px 20px;
}

.phone-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}
.phone-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--g-accent);
  letter-spacing: -0.3px;
}
.phone-sub {
  font-size: 10px;
  color: var(--g-muted);
  margin-top: 1px;
}
.phone-av {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--g-bg-raised);
  border: 1.5px solid var(--g-accent);
  color: var(--g-accent);
  font-size: 9px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mock-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 10px;
}
.mock-stat {
  background: var(--g-bg-raised);
  border-radius: 11px;
  border: 0.5px solid var(--g-border);
  padding: 10px;
  text-align: center;
}
.mock-stat-num {
  font-size: 22px;
  font-weight: 700;
  color: var(--g-accent);
  letter-spacing: -0.5px;
  display: block;
}
.mock-stat-num.am {
  color: var(--g-amber);
}
.mock-stat-lbl {
  font-size: 8px;
  color: var(--g-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 2px;
  display: block;
}

.mock-orbit-card {
  background: var(--g-bg-raised);
  border: 0.5px solid var(--g-border);
  border-radius: 11px;
  padding: 10px;
  margin-bottom: 8px;
}
.mock-orbit-hdr {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}
.mock-orbit-lbl {
  font-size: 8px;
  font-weight: 700;
  color: var(--g-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.mock-badge-am {
  background: #2a1a00;
  color: var(--g-amber);
  border: 0.5px solid #3a2800;
  padding: 2px 7px;
  border-radius: 999px;
  font-size: 8px;
  font-weight: 700;
}
.mock-orbit-num {
  font-size: 11px;
  color: var(--g-muted);
  margin-bottom: 6px;
}
.mock-orbit-num strong {
  color: var(--g-text);
  font-weight: 700;
}
.mock-pbar {
  height: 4px;
  background: var(--g-border);
  border-radius: 999px;
  margin-bottom: 3px;
  position: relative;
  overflow: hidden;
}
.mock-pbar-fill {
  height: 4px;
  background: var(--g-accent);
  border-radius: 999px;
  width: 72%;
}
.mock-plabs {
  display: flex;
  justify-content: space-between;
  font-size: 8px;
  color: var(--g-muted);
}

.mock-pledge-hdr {
  font-size: 8px;
  font-weight: 700;
  color: var(--g-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 10px 0 6px;
}
.mock-pledge-item {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  font-size: 9px;
  color: var(--g-text);
  line-height: 1.4;
  padding: 5px 0;
  border-bottom: 0.5px solid var(--g-border);
}
.mock-pledge-item:last-child {
  border-bottom: none;
}
.mock-pnum {
  width: 14px;
  height: 14px;
  min-width: 14px;
  border-radius: 50%;
  background: var(--g-bg-raised);
  border: 1px solid var(--g-accent);
  color: var(--g-accent);
  font-size: 7px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

/* Phone bottom nav */
.mock-nav {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  background: rgba(13, 34, 25, 0.9);
  border-top: 0.5px solid var(--g-border);
  padding: 8px 0 10px;
  margin: 10px -14px -20px;
}
.mock-ni {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.mock-ni-lbl {
  font-size: 7px;
  color: var(--g-muted);
  font-weight: 600;
  text-transform: uppercase;
}
.mock-ni.act .mock-ni-lbl {
  color: var(--g-accent);
}

/* ── SECTION WRAPPER ── */
.section {
  padding: 100px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.section-eyebrow {
  font-size: 10px;
  font-weight: 700;
  color: var(--g-accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-eyebrow::before {
  content: "";
  display: block;
  width: 24px;
  height: 1px;
  background: var(--g-accent);
  opacity: 0.5;
}

.section-title {
  font-family: "Fraunces", serif;
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 300;
  letter-spacing: -1px;
  line-height: 1.1;
  color: var(--g-text);
  margin-bottom: 16px;
}
.section-title em {
  color: var(--g-accent);
  font-style: italic;
}

.section-body {
  font-size: 15px;
  color: var(--g-muted);
  line-height: 1.8;
  max-width: 520px;
  font-weight: 300;
}

/* ── DIVIDER ── */
.divider {
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    var(--g-border),
    transparent
  );
  margin: 0 40px;
}

/* ── FEATURE GRID ── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 48px;
}

.feature-card {
  background: var(--g-bg-card);
  border: 0.5px solid var(--g-border);
  border-radius: 20px;
  padding: 28px;
  transition:
    border-color 0.2s ease,
    transform 0.2s ease;
  cursor: default;
}
.feature-card:hover {
  border-color: var(--g-accent);
  transform: translateY(-3px);
}

.feature-icon {
  font-size: 32px;
  display: block;
  margin-bottom: 16px;
}

.feature-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--g-text);
  margin-bottom: 8px;
  letter-spacing: -0.2px;
}

.feature-desc {
  font-size: 13px;
  color: var(--g-muted);
  line-height: 1.7;
}

.feature-tag {
  display: inline-block;
  margin-top: 16px;
  font-size: 10px;
  font-weight: 700;
  color: var(--g-accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-family: "DM Mono", monospace;
}

/* ── ORBIT FEATURE (large showcase section) ── */
.orbit-showcase {
  padding: 100px 24px;
  background: var(--g-bg-card);
  border-top: 1px solid var(--g-border);
  border-bottom: 1px solid var(--g-border);
}

.orbit-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 700px) {
  .orbit-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  nav {
    padding: 16px 20px;
  }
  .hero-title {
    letter-spacing: -1px;
  }
}

.orbit-formula {
  background: var(--g-bg);
  border: 1px solid var(--g-border);
  border-radius: 16px;
  padding: 24px;
  font-family: "DM Mono", monospace;
  font-size: 12px;
  line-height: 2.4;
  color: var(--g-muted);
}
.orbit-formula .var {
  color: var(--g-text);
}
.orbit-formula .result {
  color: var(--g-accent);
  font-weight: 500;
}
.orbit-formula .comment {
  color: var(--g-border2);
  font-size: 10px;
}

.orbit-big-demo {
  text-align: center;
  padding: 32px;
  background: var(--g-bg);
  border: 1px solid var(--g-border);
  border-radius: 20px;
}
.orbit-demo-lbl {
  font-size: 11px;
  color: var(--g-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.orbit-demo-num {
  font-size: 80px;
  font-weight: 700;
  color: var(--g-amber);
  letter-spacing: -3px;
  line-height: 1;
  margin-bottom: 12px;
}
.orbit-demo-badge {
  display: inline-block;
  background: #2a1a00;
  color: var(--g-amber);
  border: 1px solid #3a2800;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 12px;
}
.orbit-demo-sub {
  font-size: 12px;
  color: var(--g-muted);
  line-height: 1.5;
}

/* ── PLEDGE FEATURE ── */
.pledge-showcase {
  padding: 100px 24px;
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 700px) {
  .pledge-showcase {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.pledge-card-demo {
  background: var(--g-bg-raised);
  border: 1px dashed var(--g-accent);
  border-radius: 16px;
  padding: 24px;
}
.pledge-demo-stamp {
  font-size: 10px;
  font-weight: 700;
  color: var(--g-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}
.pledge-demo-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--g-text);
  font-style: italic;
  margin-bottom: 4px;
}
.pledge-demo-date {
  font-size: 11px;
  color: var(--g-muted);
  margin-bottom: 20px;
}
.pledge-demo-rule {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: var(--g-text);
  line-height: 1.5;
  padding: 8px 0;
  border-bottom: 0.5px solid var(--g-border);
}
.pledge-demo-rule:last-of-type {
  border-bottom: none;
}
.pledge-demo-num {
  width: 20px;
  height: 20px;
  min-width: 20px;
  border-radius: 50%;
  background: var(--g-bg-card);
  border: 1px solid var(--g-accent);
  color: var(--g-accent);
  font-size: 9px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

/* ── HOW IT WORKS ── */
.how-section {
  padding: 100px 24px;
  background: var(--g-bg-card);
  border-top: 1px solid var(--g-border);
  border-bottom: 1px solid var(--g-border);
}

.how-inner {
  max-width: 900px;
  margin: 0 auto;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0;
  margin-top: 48px;
  border: 1px solid var(--g-border);
  border-radius: 20px;
  overflow: hidden;
}

.step-item {
  padding: 32px 24px;
  border-right: 1px solid var(--g-border);
  position: relative;
}
.step-item:last-child {
  border-right: none;
}

@media (max-width: 600px) {
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .step-item {
    border-right: none;
    border-bottom: 1px solid var(--g-border);
  }
  .step-item:last-child {
    border-bottom: none;
  }
}

.step-num {
  font-family: "DM Mono", monospace;
  font-size: 11px;
  color: var(--g-accent);
  font-weight: 500;
  margin-bottom: 12px;
  display: block;
  opacity: 0.6;
}
.step-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--g-text);
  margin-bottom: 8px;
}
.step-desc {
  font-size: 12px;
  color: var(--g-muted);
  line-height: 1.6;
}

/* ── QUOTE ── */
.quote-section {
  padding: 100px 24px;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.quote-mark {
  font-family: "Fraunces", serif;
  font-size: 80px;
  color: var(--g-border);
  line-height: 0.6;
  display: block;
  margin-bottom: 24px;
}

.quote-text {
  font-family: "Fraunces", serif;
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 300;
  font-style: italic;
  color: var(--g-text);
  line-height: 1.5;
  letter-spacing: -0.3px;
  margin-bottom: 24px;
}

.quote-attr {
  font-size: 12px;
  color: var(--g-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ── FINAL CTA ── */
.cta-section {
  padding: 100px 24px;
  background: var(--g-bg-card);
  border-top: 1px solid var(--g-border);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(78, 204, 163, 0.08) 0%,
    transparent 70%
  );
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin: 0 auto;
}

.cta-title {
  font-family: "Fraunces", serif;
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 300;
  letter-spacing: -1.5px;
  line-height: 1.05;
  color: var(--g-text);
  margin-bottom: 20px;
}
.cta-title em {
  color: var(--g-accent);
  font-style: italic;
}

.cta-sub {
  font-size: 15px;
  color: var(--g-muted);
  line-height: 1.7;
  margin-bottom: 40px;
  font-weight: 300;
}

.cta-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-note {
  margin-top: 20px;
  font-size: 11px;
  color: var(--g-border2);
}

/* ── FOOTER ── */
footer {
  padding: 40px 24px;
  border-top: 1px solid var(--g-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-logo {
  font-family: "Fraunces", serif;
  font-size: 16px;
  color: var(--g-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.7;
}

.footer-text {
  font-size: 11px;
  color: var(--g-border2);
  line-height: 1.6;
  text-align: right;
}

/* ── SCROLL REVEAL ── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 {
  transition-delay: 0.1s;
}
.reveal-delay-2 {
  transition-delay: 0.2s;
}
.reveal-delay-3 {
  transition-delay: 0.3s;
}
.reveal-delay-4 {
  transition-delay: 0.4s;
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}