:root {
  --bg: #070d1f;
  --surface: #0f1931;
  --surface-2: #131f3c;
  --ink: #f5f8ff;
  --muted: #aab7d6;
  --line: rgba(157, 177, 230, 0.24);
  --accent: #21d6a6;
  --accent-2: #4aa8ff;
  --danger: #ff6c7e;
  --max: 1120px;
  --radius: 18px;
  --shadow: 0 18px 44px rgba(3, 10, 24, 0.4);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

html {
  background: url("images/ai-generated-exercise-machines-in-a-gym-free-photo.jpg") center/cover fixed no-repeat var(--bg);
}

body {
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background-image:
    linear-gradient(180deg, rgba(7, 13, 31, 0.38), rgba(7, 13, 31, 0.62)),
    radial-gradient(circle at 14% 12%, #162a55, transparent 30%),
    radial-gradient(circle at 90% 0%, rgba(33, 214, 166, 0.24), transparent 25%),
    var(--bg);
  background-position: center center;
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
  line-height: 1.65;
  position: relative;
  overflow-x: hidden;
  isolation: isolate;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

body::before {
  background:
    linear-gradient(180deg, rgba(2, 5, 12, 0.12), rgba(2, 5, 12, 0.42) 72%, rgba(1, 3, 8, 0.64)),
    radial-gradient(circle at 50% -10%, rgba(255, 255, 255, 0.08), transparent 28%),
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent min(18vw, 180px),
      rgba(214, 225, 255, 0.025) min(18vw, 180px),
      rgba(214, 225, 255, 0.025) calc(min(18vw, 180px) + 1px)
    ),
    linear-gradient(180deg, transparent 0, transparent 62%, rgba(158, 177, 214, 0.02) 62%, rgba(158, 177, 214, 0.06) 100%);
  opacity: 0.6;
}

body::after {
  background:
    radial-gradient(circle at 50% 105%, rgba(0, 0, 0, 0.5), transparent 30%),
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 24px,
      rgba(207, 218, 244, 0.014) 24px,
      rgba(207, 218, 244, 0.014) 25px
    ),
    linear-gradient(180deg, transparent 58%, rgba(4, 7, 15, 0.1) 70%, rgba(1, 3, 7, 0.32) 100%);
  mix-blend-mode: screen;
  opacity: 0.2;
}

main,
.site-header,
.site-footer {
  position: relative;
  z-index: 1;
}

img {
  width: 100%;
  display: block;
  border-radius: 14px;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(var(--max), 92%);
  margin: 0 auto;
}

.section {
  padding: 5rem 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(19, 31, 60, 0.7), rgba(8, 14, 29, 0.8));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(7, 13, 31, 0.82);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  font-family: "Sora", sans-serif;
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: 0.4px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.site-nav a {
  color: var(--muted);
  font-weight: 600;
  padding: 0.45rem 0.65rem;
  border-radius: 10px;
  transition: 0.2s ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--ink);
  background: rgba(74, 168, 255, 0.16);
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  padding: 0.5rem 0.9rem;
  border-radius: 10px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 0.8rem;
  padding: 0.3rem 0.6rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  color: var(--accent);
  background: rgba(33, 214, 166, 0.14);
  border: 1px solid rgba(33, 214, 166, 0.3);
  border-radius: 999px;
}

h1,
h2,
h3 {
  margin-top: 0;
  font-family: "Sora", sans-serif;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 4.6vw, 3.4rem);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(1.5rem, 3.2vw, 2.2rem);
  margin-bottom: 0.85rem;
}

h3 {
  font-size: 1.12rem;
}

.lead {
  color: var(--muted);
  max-width: 62ch;
}

.hero-actions {
  display: flex;
  gap: 0.9rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.btn {
  border: 1px solid transparent;
  padding: 0.76rem 1.1rem;
  border-radius: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #03101f;
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.hero-card,
.card,
.form-panel,
.plan-output,
.adapt-card,
.quote-block,
.video-placeholder {
  background: linear-gradient(160deg, rgba(19, 31, 60, 0.95), rgba(12, 21, 42, 0.96));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 1.5rem;
}

.hero-card ul {
  margin: 0;
  padding-left: 1rem;
  color: var(--muted);
}

.section-head {
  margin-bottom: 1.5rem;
}

.cards-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.pricing-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 950px) {
  .pricing-grid,
  .cards-grid,
  .social-proof-wrap,
  .home-page .hero-grid {
    grid-template-columns: 1fr;
  }
}

.pricing-card,
.plan-day {
  background: linear-gradient(160deg, rgba(19, 31, 60, 0.95), rgba(12, 21, 42, 0.96));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
}

.pricing-card ul {
  padding-left: 1rem;
  color: var(--muted);
}

.plan-grid {
  display: grid;
  gap: 1rem;
}

.plan-day strong {
  display: block;
  margin-bottom: 0.55rem;
  color: #d5ecff;
}

.card {
  padding: 1.25rem;
}

.card p {
  margin-bottom: 0;
  color: var(--muted);
}

.two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  align-items: start;
}

.form-panel {
  padding: 1.2rem;
  display: grid;
  gap: 0.65rem;
}

label {
  font-weight: 600;
}

input,
textarea,
select {
  width: 100%;
  margin-top: 0.35rem;
  border: 1px solid rgba(157, 177, 230, 0.3);
  background: rgba(6, 12, 27, 0.75);
  color: var(--ink);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  font: inherit;
}

input::placeholder,
textarea::placeholder {
  color: #8293bc;
}

.form-message {
  margin: 0;
  min-height: 1.4rem;
}

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

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

.quote-block {
  padding: 2rem;
}

.quote-block p {
  margin: 0;
  font-size: 1.15rem;
  color: #dbebff;
}

.page-hero {
  padding: 4rem 0 1.2rem;
}

.page-hero p {
  max-width: 64ch;
  color: var(--muted);
}

.about-story {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.6rem;
  align-items: center;
}

.photo-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.photo-note {
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: 0.6rem;
}

.video-placeholder {
  min-height: 280px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 1rem;
}

.video-placeholder p {
  max-width: 48ch;
  color: var(--muted);
}

.video-placeholder iframe {
  border: 0;
  border-radius: 12px;
  width: 100%;
  max-width: 900px;
  aspect-ratio: 16 / 9;
  height: auto;
}

.how-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.plan-output {
  padding: 1rem;
}

.plan-output h3 {
  margin-bottom: 0.7rem;
}

.plan-grid {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.plan-day {
  background: rgba(7, 13, 31, 0.7);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.75rem;
}

.plan-day p {
  margin: 0.3rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.adapt-card {
  margin-top: 1.2rem;
  padding: 1rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 2rem;
  background: rgba(4, 8, 18, 0.9);
}

.footer-wrap {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-wrap p {
  color: var(--muted);
  margin: 0;
}

.footer-links {
  display: flex;
  gap: 1rem;
}

.footer-links a {
  color: var(--muted);
}

.footer-links a:hover {
  color: var(--ink);
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 950px) {
  .hero-grid,
  .two-col,
  .about-story,
  .how-layout {
    grid-template-columns: 1fr;
  }

  .cards-grid,
  .plan-grid,
  .photo-grid {
    grid-template-columns: 1fr;
  }

  .menu-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: 80px;
    right: 4%;
    left: 4%;
    flex-direction: column;
    align-items: flex-start;
    background: #0a1430;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 0.8rem;
    display: none;
  }

  .site-nav.open {
    display: flex;
  }
}

/* ---------- Homepage Premium Upgrade (index.html only) ---------- */
.home-page {
  font-family: "Plus Jakarta Sans", "Manrope", sans-serif;
  background: none;
}

.home-page::before {
  background:
    linear-gradient(180deg, rgba(2, 5, 12, 0.1), rgba(2, 5, 12, 0.44) 70%, rgba(1, 3, 8, 0.8)),
    radial-gradient(circle at 68% 14%, rgba(74, 168, 255, 0.1), transparent 24%),
    radial-gradient(circle at 16% 10%, rgba(255, 255, 255, 0.08), transparent 18%),
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent min(17vw, 190px),
      rgba(214, 225, 255, 0.03) min(17vw, 190px),
      rgba(214, 225, 255, 0.03) calc(min(17vw, 190px) + 1px)
    ),
    linear-gradient(180deg, transparent 0, transparent 61%, rgba(158, 177, 214, 0.02) 61%, rgba(158, 177, 214, 0.06) 100%);
}

.home-page h1,
.home-page h2,
.home-page h3,
.home-page .logo {
  font-family: "Outfit", "Sora", sans-serif;
  letter-spacing: 0.2px;
}

.home-page .section {
  padding: 6rem 0;
}

.home-page .hero {
  padding-top: 6.5rem;
}

.home-page .hero-grid {
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.4rem;
  align-items: start;
}

.home-page .lead {
  font-size: 1.07rem;
  line-height: 1.8;
}

.home-page .btn {
  padding: 0.88rem 1.25rem;
  border-radius: 14px;
  font-size: 0.96rem;
}

.home-page .btn-primary {
  box-shadow: 0 14px 24px rgba(33, 214, 166, 0.24);
}

.home-page .btn-glass {
  background: rgba(17, 28, 54, 0.8);
  border-color: rgba(164, 185, 236, 0.35);
}

.hero-copy-col {
  position: relative;
}

.hero-stats {
  margin-top: 1.6rem;
  display: grid;
  gap: 0.8rem;
}

.stat-chip {
  background: rgba(17, 28, 54, 0.75);
  border: 1px solid rgba(164, 185, 236, 0.28);
  border-radius: 14px;
  padding: 0.85rem 0.95rem;
}

.stat-chip strong {
  display: block;
  font-size: 1.2rem;
  margin-bottom: 0.22rem;
  color: #dff6ff;
}

.stat-chip span {
  color: #b8c7e5;
  font-size: 0.93rem;
}

.hero-app {
  background: linear-gradient(170deg, rgba(20, 36, 73, 0.98), rgba(11, 21, 43, 0.98));
  border: 1px solid rgba(157, 177, 230, 0.25);
  border-radius: 20px;
  box-shadow: 0 24px 44px rgba(1, 8, 24, 0.48);
  padding: 1.3rem;
}

.mock-eyebrow {
  display: inline-block;
  margin: 0;
  font-size: 0.72rem;
  color: #c7fff0;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  background: rgba(33, 214, 166, 0.16);
  border: 1px solid rgba(33, 214, 166, 0.28);
  border-radius: 999px;
  padding: 0.28rem 0.55rem;
}

.hero-app h2 {
  margin: 0.85rem 0 1rem;
  font-size: 1.45rem;
}

.mock-list {
  display: grid;
  gap: 0.68rem;
}

.mock-row {
  background: rgba(7, 14, 30, 0.72);
  border: 1px solid rgba(157, 177, 230, 0.22);
  border-radius: 12px;
  padding: 0.78rem;
  display: grid;
  gap: 0.22rem;
}

.mock-row span {
  font-weight: 700;
  color: #9dedff;
  font-size: 0.86rem;
}

.mock-row p {
  margin: 0;
  color: #b6c5e6;
  font-size: 0.92rem;
}

.mock-tag {
  margin-top: 0.9rem;
  display: inline-block;
  background: rgba(74, 168, 255, 0.16);
  color: #d5ecff;
  border: 1px solid rgba(74, 168, 255, 0.3);
  border-radius: 999px;
  font-size: 0.84rem;
  padding: 0.34rem 0.62rem;
}

.social-proof {
  padding-top: 0.4rem;
  padding-bottom: 1.2rem;
}

.social-proof-wrap {
  border: 1px solid rgba(157, 177, 230, 0.2);
  border-radius: 14px;
  background: rgba(13, 24, 49, 0.75);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.6rem;
  padding: 0.8rem;
}

.social-proof-wrap p {
  margin: 0;
  color: #c6d3f0;
  font-size: 0.9rem;
  text-align: center;
  padding: 0.5rem;
  border-radius: 10px;
  background: rgba(5, 12, 28, 0.55);
}

@media (max-width: 950px) {
  .home-page .hero-grid,
  .social-proof-wrap {
    grid-template-columns: 1fr;
  }

  .home-page .hero {
    padding-top: 5.5rem;
  }
}