/* GPAce marketing site — matches app Nocturne + Inter / JetBrains Mono */
:root {
  --bg: #0b1326;
  --bg-low: #060e20;
  --surface: #131b2e;
  --surface-high: #171f33;
  --surface-highest: #222a3d;
  --text: #dae2fd;
  --text-secondary: #c1c7d3;
  --outline: #8b919d;
  --border: #414751;
  --primary: #a4c9ff;
  --primary-container: #60a5fa;
  --on-primary-container: #003a6b;
  --secondary: #bcc7de;
  --tertiary: #fabd34;
  --success: #86efac;
  --radius: 12px;
  --max: 1120px;
  --font-sans: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.55;
  background:
    radial-gradient(1000px 600px at 90% -5%, rgba(96, 165, 250, 0.22), transparent 55%),
    radial-gradient(800px 500px at -5% 30%, rgba(164, 201, 255, 0.12), transparent 50%),
    linear-gradient(180deg, var(--bg-low) 0%, var(--bg) 40%, #0e1830 100%);
  min-height: 100vh;
}

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

a {
  color: var(--primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--primary-container);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(11, 19, 38, 0.82);
  border-bottom: 1px solid rgba(65, 71, 81, 0.65);
}

.nav {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 9px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
}

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

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1rem;
  border-radius: 10px;
  background: var(--primary-container);
  color: var(--on-primary-container) !important;
  text-decoration: none !important;
  font-weight: 600;
  font-size: 0.9rem;
}

.nav-cta:hover {
  filter: brightness(1.06);
  color: var(--on-primary-container) !important;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: min(92vh, 860px);
  display: flex;
  align-items: stretch;
}

.hero-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.5rem 1.25rem 2.5rem;
  width: 100%;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.5rem;
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.hero-brand {
  margin: 0 0 1rem;
  font-weight: 700;
  font-size: clamp(3.4rem, 9vw, 6.4rem);
  line-height: 0.92;
  letter-spacing: -0.05em;
  color: var(--text);
}

.hero-title {
  margin: 0 0 0.85rem;
  font-weight: 600;
  font-size: clamp(1.45rem, 3.2vw, 2.05rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--primary);
  max-width: 18ch;
}

.hero-lead {
  margin: 0 0 1.75rem;
  max-width: 36ch;
  color: var(--text-secondary);
  font-size: 1.08rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.25rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.2s ease, filter 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

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

.btn-primary {
  background: var(--primary-container);
  color: var(--on-primary-container);
}

.btn-primary:hover {
  filter: brightness(1.06);
  color: var(--on-primary-container);
}

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

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.hero-visual {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-logo-wrap {
  position: relative;
  width: min(100%, 420px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 40%, rgba(96, 165, 250, 0.2), transparent 55%),
    linear-gradient(165deg, var(--surface-high) 0%, var(--bg-low) 100%);
  border: 1px solid rgba(65, 71, 81, 0.8);
  animation: stage-in 0.9s ease both;
}

.hero-logo-wrap img {
  width: min(68%, 280px);
  height: auto;
  border-radius: 28px;
  animation: logo-in 1s ease 0.15s both;
}

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4.5rem 1.25rem;
}

.section-label {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
}

.section h2 {
  margin: 0 0 0.75rem;
  font-weight: 600;
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
  max-width: 20ch;
  color: var(--text);
}

.section > p {
  margin: 0;
  max-width: 48ch;
  color: var(--text-secondary);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
  margin-top: 2rem;
}

.how-split {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 300px);
  gap: 3.5rem;
  align-items: start;
}

.how-copy h2 {
  margin: 0 0 0.75rem;
  font-weight: 600;
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
  max-width: 20ch;
  color: var(--text);
}

.how-copy > p {
  margin: 0;
  max-width: 48ch;
  color: var(--text-secondary);
}

.how-copy .feature-list {
  margin-top: 1.5rem;
}

.phone-frame {
  width: 100%;
  max-width: 300px;
  justify-self: end;
  align-self: start;
  position: sticky;
  top: 5.5rem;
}

.feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.feature-list li {
  padding: 1rem 0;
  border-top: 1px solid rgba(65, 71, 81, 0.75);
}

.feature-list li:last-child {
  border-bottom: 1px solid rgba(65, 71, 81, 0.75);
}

.feature-list strong {
  display: block;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
  color: var(--text);
}

.feature-list span {
  color: var(--text-secondary);
  font-size: 0.98rem;
}

.panel {
  padding: 1.5rem;
  border: 1px solid rgba(65, 71, 81, 0.85);
  border-radius: var(--radius);
  background: var(--surface);
}

.phone-bezel {
  border-radius: 40px;
  padding: 10px;
  background: #070d1a;
  border: 2px solid rgba(164, 201, 255, 0.45);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.04),
    0 28px 56px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}

.phone-status {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px 14px 6px;
}

.phone-island {
  width: 86px;
  height: 24px;
  border-radius: 999px;
  background: #000;
}

.mock-header {
  padding: 8px 14px 10px;
  border-bottom: 1px solid rgba(65, 71, 81, 0.75);
  background: var(--surface);
}

.mock-title {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--primary);
}

.mock-sub {
  margin: 2px 0 0;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.mock-scroll {
  padding: 12px;
  background: var(--bg);
  display: grid;
  gap: 10px;
  max-height: 480px;
  overflow: hidden;
}

.mock-overview {
  display: grid;
  justify-items: center;
  gap: 10px;
  padding: 16px 12px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid rgba(65, 71, 81, 0.7);
}

.mock-ring {
  width: 104px;
  height: 104px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at center, #131b2e 56%, transparent 57%),
    conic-gradient(#a4c9ff 0 300deg, #2d3449 300deg 360deg);
}

.mock-gpa {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}

.mock-scale {
  font-size: 0.58rem;
  color: var(--outline);
  margin-top: 2px;
}

.mock-standing {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text);
  text-align: center;
}

.mock-term-pill {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  color: var(--primary);
  background: var(--surface-highest);
  border-radius: 999px;
  padding: 0.35rem 0.65rem;
}

.mock-section {
  margin: 0;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary);
}

.mock-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.mock-stat {
  padding: 0.65rem 0.7rem;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid rgba(65, 71, 81, 0.7);
}

.mock-stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.06em;
  color: var(--outline);
}

.mock-stat-value {
  display: block;
  margin-top: 0.2rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
}

.mock-stat-value.accent {
  color: var(--secondary);
}

.mock-courses-head {
  display: grid;
  gap: 2px;
}

.mock-courses-meta {
  margin: 0;
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.mock-course-card {
  position: relative;
  padding: 0.75rem 0.8rem 0.7rem;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid rgba(65, 71, 81, 0.7);
  overflow: hidden;
}

.mock-badge {
  position: absolute;
  top: 0;
  right: 0;
  min-width: 2.2rem;
  padding: 0.35rem 0.55rem;
  text-align: center;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text);
  background: var(--surface-highest);
  border-bottom-left-radius: 12px;
}

.mock-code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text);
}

.mock-course-title {
  margin: 0.15rem 0 0.35rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  padding-right: 2rem;
}

.mock-score-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.4rem;
}

.mock-score-row strong {
  font-size: 1rem;
  color: var(--text);
}

.mock-score-row span {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.mock-bar {
  height: 5px;
  border-radius: 999px;
  background: var(--surface-highest);
  overflow: hidden;
}

.mock-bar i {
  display: block;
  height: 100%;
  background: var(--primary-container);
  border-radius: inherit;
}

.mock-tabbar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.25rem;
  padding: 6px 6px 2px;
  border-top: 1px solid rgba(65, 71, 81, 0.7);
  background: var(--bg);
}

.mock-tabbar span {
  display: grid;
  justify-items: center;
  gap: 2px;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.02em;
  color: var(--text-secondary);
  padding: 6px 4px;
  border-radius: 999px;
}

.mock-tabbar span.is-active {
  color: var(--on-primary-container);
  background: var(--primary-container);
}

.phone-home-indicator {
  width: 34%;
  height: 4px;
  margin: 4px auto 8px;
  border-radius: 999px;
  background: rgba(218, 226, 253, 0.35);
}

.panel h3 {
  margin: 0 0 0.5rem;
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--text);
}

.panel p {
  margin: 0;
  color: var(--text-secondary);
}

.band {
  border-block: 1px solid rgba(65, 71, 81, 0.7);
  background: linear-gradient(90deg, rgba(96, 165, 250, 0.08), rgba(250, 189, 52, 0.05));
}

.band .section {
  padding-block: 3.5rem;
}

.store-row {
  margin-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.site-footer {
  border-top: 1px solid rgba(65, 71, 81, 0.7);
  background: var(--bg-low);
  margin-top: 2rem;
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.5rem 1.25rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  color: var(--text);
}

.footer-brand img {
  border-radius: 7px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.35rem;
}

.footer-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
}

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

.footer-note {
  margin: 0;
  color: var(--outline);
  font-size: 0.85rem;
  font-family: var(--font-mono);
}

.page {
  max-width: 760px;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

.page h1 {
  margin: 0 0 0.75rem;
  font-weight: 700;
  font-size: clamp(2.2rem, 5vw, 3.1rem);
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--text);
}

.page .lead {
  margin: 0 0 1.75rem;
  color: var(--text-secondary);
  font-size: 1.08rem;
}

.page h2 {
  margin: 2.5rem 0 0.85rem;
  font-weight: 600;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page p,
.page li {
  color: var(--text-secondary);
}

.legal ul {
  padding-left: 1.2rem;
}

.meta {
  margin: 0 0 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  font-weight: 500;
}

.panel-kicker {
  margin: 0 0 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
}

.panel-title {
  margin: 0 0 0.5rem;
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--text);
}

.check-list {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.check-list li {
  position: relative;
  padding-left: 1.35rem;
  color: var(--text-secondary);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 2px;
  background: var(--primary-container);
}

.fine-print {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--outline);
}

.text-link {
  font-weight: 600;
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.feature-block {
  padding: 1.25rem 1.2rem;
  border-top: 1px solid rgba(65, 71, 81, 0.85);
}

.feature-block h3 {
  margin: 0 0 0.45rem;
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
}

.feature-block p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.96rem;
}

.pro-band {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 1.75rem;
  align-items: center;
  padding: 1.75rem;
  border-radius: 16px;
  border: 1px solid rgba(65, 71, 81, 0.85);
  background:
    radial-gradient(500px 240px at 90% 10%, rgba(96, 165, 250, 0.16), transparent 60%),
    var(--surface);
}

.pro-copy .pro-price {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--primary-container);
}

.pro-copy p {
  margin: 0;
  color: var(--text-secondary);
}

.pro-art {
  display: flex;
  justify-content: center;
}

.pro-art-frame {
  margin: 0;
  width: min(100%, 420px);
  padding: 10px;
  border-radius: 18px;
  background: #1a2438;
  border: 2px solid rgba(164, 201, 255, 0.55);
  box-shadow:
    0 0 0 4px rgba(11, 19, 38, 0.85),
    0 20px 44px rgba(0, 0, 0, 0.45);
}

.pro-art-frame img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  display: block;
  background: #0b1326;
}

.cta-band {
  text-align: center;
  border-top: 1px solid rgba(65, 71, 81, 0.7);
}

.cta-band h2 {
  max-width: none;
  margin-left: auto;
  margin-right: auto;
}

.cta-band > p {
  margin-left: auto;
  margin-right: auto;
}

.contact-card {
  padding: 1.35rem 1.4rem;
  margin: 0 0 2rem;
  border-radius: var(--radius);
  border: 1px solid rgba(65, 71, 81, 0.85);
  background: var(--surface);
}

.contact-card .panel-title a {
  color: var(--text);
  text-decoration: none;
}

.contact-card .panel-title a:hover {
  color: var(--primary);
}

.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
  display: grid;
  gap: 0.85rem;
}

.steps li {
  counter-increment: step;
  display: grid;
  gap: 0.2rem;
  padding: 1rem 1rem 1rem 3.25rem;
  position: relative;
  border: 1px solid rgba(65, 71, 81, 0.75);
  border-radius: var(--radius);
  background: rgba(19, 27, 46, 0.65);
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: 1rem;
  top: 1rem;
  width: 1.55rem;
  height: 1.55rem;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  background: var(--primary-container);
  color: var(--on-primary-container);
}

.steps strong {
  color: var(--text);
  font-weight: 600;
}

.steps span {
  color: var(--text-secondary);
  font-size: 0.96rem;
}

.faq {
  display: grid;
  gap: 0.65rem;
}

.faq-item {
  border: 1px solid rgba(65, 71, 81, 0.8);
  border-radius: var(--radius);
  background: rgba(19, 27, 46, 0.55);
  overflow: hidden;
}

.faq-q {
  width: 100%;
  text-align: left;
  padding: 1rem 1.1rem;
  background: transparent;
  border: 0;
  color: var(--text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.faq-q:hover {
  color: var(--primary);
}

.faq-a {
  display: none;
  padding: 0 1.1rem 1rem;
}

.faq-a p {
  margin: 0;
}

.faq-item.is-open .faq-a {
  display: block;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@keyframes stage-in {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes logo-in {
  from {
    opacity: 0;
    transform: scale(0.94);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 880px) {
  .hero-inner,
  .split,
  .how-split,
  .pro-band,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .phone-frame {
    justify-self: center;
  }

  .pro-art-frame {
    width: min(100%, 360px);
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    padding-top: 2.5rem;
  }

  .hero-visual {
    min-height: 300px;
    order: -1;
  }

  .nav-links .hide-sm {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}