/* ---------- Base & variables ---------- */
:root {
  --color-bg: #0B0F19;
  --color-bg-alt: #F7F9FC;
  --color-surface: #FFFFFF;
  --color-ink: #0B0F19;
  --color-ink-soft: #5B6472;
  --color-border: #E6E9F0;

  --color-primary: #22D3A5;
  --color-primary-dark: #0FA97D;
  --color-secondary: #3B6EF6;

  --gradient-hero: linear-gradient(135deg, #0B0F19 0%, #0F1B2E 45%, #0B2E28 100%);
  --gradient-text: linear-gradient(90deg, #22D3A5, #3B6EF6);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-md: 0 12px 30px -12px rgba(11, 15, 25, 0.18);
  --shadow-lg: 0 24px 60px -20px rgba(11, 15, 25, 0.28);

  --container-width: 1180px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--color-ink);
  background: var(--color-bg-alt);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 { line-height: 1.15; margin: 0; font-weight: 700; letter-spacing: -0.02em; }
p { margin: 0; color: var(--color-ink-soft); line-height: 1.6; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
img, svg { display: block; max-width: 100%; }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.text-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn--primary {
  background: var(--color-primary);
  color: #04241C;
  box-shadow: 0 10px 24px -8px rgba(34, 211, 165, 0.55);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 30px -8px rgba(34, 211, 165, 0.6); }
.btn--ghost {
  background: transparent;
  color: var(--color-ink);
  border: 1px solid var(--color-border);
}
.btn--ghost:hover { background: rgba(11,15,25,0.04); }
.btn--small { padding: 10px 20px; font-size: 0.85rem; }
.btn--full { width: 100%; }

/* ---------- Navbar ---------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 249, 252, 0.7);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}
.navbar.is-scrolled {
  border-color: var(--color-border);
  background: rgba(247, 249, 252, 0.92);
}
.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}
.logo__icon { display: inline-flex; }
.logo__accent { color: var(--color-primary-dark); }
.nav-links {
  display: flex;
  gap: 32px;
}
.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-ink-soft);
  transition: color var(--transition);
  position: relative;
}
.nav-links a:hover { color: var(--color-ink); }
.nav-links__cta { display: none; }
.navbar__actions { display: flex; align-items: center; gap: 16px; }
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 26px;
}
.burger span { display: block; height: 2px; background: var(--color-ink); border-radius: 2px; transition: var(--transition); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: var(--gradient-hero);
  padding: 160px 0 120px;
  overflow: hidden;
  color: #fff;
}
.hero__glow {
  position: absolute;
  top: -200px;
  right: -100px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(34,211,165,0.35), transparent 70%);
  filter: blur(20px);
  pointer-events: none;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.badge {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  font-size: 0.85rem;
  margin-bottom: 24px;
  color: #C9F5E6;
}
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  color: #fff;
  margin-bottom: 22px;
}
.hero__lead {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.72);
  max-width: 520px;
  margin-bottom: 36px;
}
.hero__cta { display: flex; gap: 16px; margin-bottom: 56px; flex-wrap: wrap; }
.hero .btn--ghost { color: #fff; border-color: rgba(255,255,255,0.25); }
.hero .btn--ghost:hover { background: rgba(255,255,255,0.08); }

.hero__stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.hero__highlights {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.hero__highlights li {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.75);
}

/* Hero visual */
.hero__visual {
  position: relative;
  height: 480px;
}
.hero__blob {
  position: absolute;
  inset: 40px;
  background: linear-gradient(160deg, rgba(34,211,165,0.18), rgba(59,110,246,0.12));
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(6px);
}
.hero__chart-preview {
  position: absolute;
  inset: 40px;
  padding: 24px;
  display: flex;
  align-items: flex-end;
}
.floating-card {
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,0.95);
  color: var(--color-ink);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  animation: float 5s ease-in-out infinite;
}
.floating-card__icon { font-size: 1.4rem; }
.floating-card__label { font-size: 0.75rem; color: var(--color-ink-soft); margin: 0 0 2px; }
.floating-card__value { font-size: 1.1rem; font-weight: 700; margin: 0; }
.floating-card--1 { top: 10px; left: 0; animation-delay: 0s; }
.floating-card--2 { bottom: 20px; right: 0; animation-delay: 1.2s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

/* ---------- Quote section ---------- */
.quote-section {
  padding: 72px 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}
.quote-section__text {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 700;
  color: var(--color-ink);
  max-width: 780px;
  margin: 0 auto 16px;
  letter-spacing: -0.01em;
}
.quote-section__sub {
  max-width: 620px;
  margin: 0 auto;
  font-size: 1rem;
}

/* ---------- Section heading ---------- */
.section-heading { text-align: center; max-width: 620px; margin: 0 auto 56px; }
.section-heading--left { text-align: left; margin: 0 0 24px; max-width: none; }
.eyebrow {
  display: inline-block;
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}
.section-heading h2 { font-size: clamp(1.8rem, 3.4vw, 2.4rem); margin-bottom: 16px; }

/* ---------- Features ---------- */
.features { padding: 120px 0; }
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.feature-card__icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--icon-bg, #E7FBF4);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.feature-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.feature-card p { font-size: 0.95rem; }

.features__grid--2 { grid-template-columns: repeat(2, 1fr); }
.feature-card--lg { padding: 40px; }
.feature-card--lg h3 { font-size: 1.35rem; margin-bottom: 14px; }
.feature-card--lg p { font-size: 1rem; margin-bottom: 22px; }
.feature-card__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.feature-card__list li {
  font-size: 0.9rem;
  color: var(--color-ink);
  padding-left: 22px;
  position: relative;
}
.feature-card__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary-dark);
  font-weight: 700;
}

/* ---------- Dashboard mockup ---------- */
.dashboard-section { padding: 0 0 120px; }
.dashboard-mock {
  background: #10141F;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid #1D2333;
}
.dashboard-mock__topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 20px;
  background: #171C2A;
  border-bottom: 1px solid #232941;
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot--red { background: #FF5F57; }
.dot--yellow { background: #FEBC2E; }
.dot--green { background: #28C840; }
.dashboard-mock__title {
  margin-left: 12px;
  font-size: 0.8rem;
  color: #6B7280;
  font-family: monospace;
}

.dashboard-mock__body { display: grid; grid-template-columns: 76px 1fr; min-height: 560px; }

.dm-sidebar {
  background: #0D111C;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 24px 0;
  border-right: 1px solid #232941;
}
.dm-sidebar__logo {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--color-primary);
  color: #04241C;
  font-weight: 800;
  font-size: 0.8rem;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 12px;
}
.dm-sidebar__item {
  width: 42px; height: 42px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  opacity: 0.6;
  transition: var(--transition);
}
.dm-sidebar__item:hover { opacity: 1; background: #1A2033; }
.dm-sidebar__item--active { opacity: 1; background: rgba(34,211,165,0.15); box-shadow: inset 0 0 0 1px rgba(34,211,165,0.4); }

.dm-main { padding: 28px 32px; color: #E5E9F2; }
.dm-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.dm-header__greeting { font-size: 1.2rem; font-weight: 700; color: #fff; margin-bottom: 4px; }
.dm-header__sub { font-size: 0.85rem; color: #7D8598; }

.dm-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 24px; }
.dm-card {
  background: #171C2A;
  border: 1px solid #232941;
  border-radius: var(--radius-sm);
  padding: 18px 20px;
}
.dm-card__label { font-size: 0.8rem; color: #7D8598; margin-bottom: 8px; }
.dm-card__value { font-size: 1.5rem; font-weight: 800; color: #fff; margin-bottom: 6px; }
.dm-card__delta { font-size: 0.78rem; }
.dm-card__delta--up { color: #22D3A5; }
.dm-card__delta--down { color: #FF7A7A; }

.dm-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 16px; margin-bottom: 16px; }
.dm-panel {
  background: #171C2A;
  border: 1px solid #232941;
  border-radius: var(--radius-sm);
  padding: 20px;
}
.dm-panel__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.dm-panel__head h4 { font-size: 0.95rem; color: #fff; }

.dm-tabs { display: flex; gap: 6px; }
.dm-tab {
  padding: 5px 12px;
  font-size: 0.75rem;
  color: #7D8598;
  border-radius: 999px;
}
.dm-tab--active { background: rgba(34,211,165,0.15); color: var(--color-primary); }

.dm-chart { width: 100%; height: 200px; }
.dm-grid-lines line { stroke: #232941; stroke-width: 1; }

.dm-categories { margin-bottom: 16px; }
.dm-categories li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  padding: 7px 0;
  color: #C7CCDA;
}
.dm-categories li em { margin-left: auto; font-style: normal; color: #fff; font-weight: 700; }
.dm-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }

.dm-donut {
  width: 110px; height: 110px;
  border-radius: 50%;
  margin: 8px auto 0;
  background: conic-gradient(
    #3B6EF6 0% var(--p1, 32%),
    #22D3A5 var(--p1, 32%) var(--p2, 56%),
    #F17A3D var(--p2, 56%) var(--p3, 74%),
    #8B5CF6 var(--p3, 74%) var(--p4, 88%),
    #3A4256 var(--p4, 88%) 100%
  );
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.dm-donut__hole {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: #171C2A;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.dm-donut__hole strong { font-size: 0.85rem; color: #fff; }
.dm-donut__hole span { font-size: 0.62rem; color: #7D8598; }

.dm-table { width: 100%; border-collapse: collapse; }
.dm-table td { padding: 10px 8px; font-size: 0.85rem; border-top: 1px solid #232941; color: #C7CCDA; }
.dm-table tr:first-child td { border-top: none; }
.dm-table__icon {
  width: 34px; height: 34px;
  border-radius: 10px;
  text-align: center;
  font-size: 0.95rem;
}
.dm-table__tag {
  color: #7D8598;
  font-size: 0.78rem;
}
.dm-table__amount { text-align: right; font-weight: 700; }
.dm-table__amount--neg { color: #FF9E9E; }
.dm-table__amount--pos { color: var(--color-primary); }

.score-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
}
.score-badge--a { background: rgba(34,211,165,0.15); color: #22D3A5; }
.score-badge--b { background: rgba(59,110,246,0.15); color: #7DA2FF; }
.score-badge--c { background: rgba(241,122,61,0.18); color: #F17A3D; }
.score-badge--d { background: rgba(228,87,75,0.18); color: #FF9E9E; }

/* ---------- Process ---------- */
.process { padding: 100px 0; background: var(--color-surface); }
.process__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.process-card {
  padding: 32px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}
.process-card__num {
  display: block;
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}
.process-card h3 { font-size: 1.1rem; margin-bottom: 10px; }
.process-card p { font-size: 0.92rem; }

/* ---------- About ---------- */
.about { padding: 120px 0; }
.about__inner {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 56px;
  align-items: center;
}
.about__visual {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 280px;
  background: var(--gradient-hero);
  border-radius: var(--radius-lg);
}
.about__badge {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  padding: 24px 32px;
  display: flex;
  align-items: center;
  gap: 16px;
  color: #fff;
}
.about__badge-icon { font-size: 2rem; }
.about__badge p { color: rgba(255,255,255,0.8); font-size: 0.9rem; line-height: 1.4; margin: 0; }
.about__badge strong { color: #fff; font-size: 1rem; }
.about__content p { font-size: 1.02rem; margin: 18px 0 24px; }
.about__quote {
  margin: 0;
  padding: 20px 24px;
  border-left: 3px solid var(--color-primary);
  background: var(--color-bg-alt);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-ink);
  font-style: italic;
}

/* ---------- Contact ---------- */
.contact { padding: 120px 0; }
.contact__inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: start;
}
.contact__list { margin-top: 28px; display: flex; flex-direction: column; gap: 14px; }
.contact__list li { font-size: 0.95rem; color: var(--color-ink-soft); }

.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-md);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field { margin-bottom: 20px; display: flex; flex-direction: column; gap: 8px; }
.form-field label { font-size: 0.85rem; font-weight: 600; }
.form-field input,
.form-field select,
.form-field textarea {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-ink);
  background: #FBFCFE;
  transition: border-color var(--transition), box-shadow var(--transition);
  resize: vertical;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(34,211,165,0.18);
}
.form-field.has-error input,
.form-field.has-error textarea { border-color: #E4574B; }
.form-error {
  font-size: 0.78rem;
  color: #E4574B;
  min-height: 1em;
}
.contact-form__success {
  display: none;
  margin-top: 16px;
  text-align: center;
  color: var(--color-primary-dark);
  font-weight: 600;
  font-size: 0.9rem;
}
.contact-form__success.is-visible { display: block; }

/* ---------- Footer ---------- */
.footer { background: #0B0F19; color: rgba(255,255,255,0.6); padding: 64px 0 24px; }
.footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer .logo { color: #fff; }
.footer__brand p { margin-top: 12px; font-size: 0.9rem; color: rgba(255,255,255,0.5); max-width: 240px; }
.footer__links { display: flex; gap: 64px; }
.footer__links h5 { color: #fff; font-size: 0.85rem; margin-bottom: 14px; }
.footer__links a { display: block; font-size: 0.9rem; color: rgba(255,255,255,0.55); margin-bottom: 10px; transition: color var(--transition); }
.footer__links a:hover { color: #fff; }
.footer__bottom { padding-top: 24px; font-size: 0.8rem; text-align: center; color: rgba(255,255,255,0.4); }

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #04241C;
  font-size: 1.1rem;
  font-weight: 700;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 90;
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }

/* ---------- Reveal animation ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { height: 360px; margin-top: 20px; }
  .features__grid { grid-template-columns: repeat(2, 1fr); }
  .features__grid--2 { grid-template-columns: 1fr; }
  .dm-grid { grid-template-columns: 1fr; }
  .dm-cards { grid-template-columns: 1fr 1fr; }
  .process__grid { grid-template-columns: 1fr; }
  .about__inner { grid-template-columns: 1fr; }
  .about__visual { height: 200px; }
  .contact__inner { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 720px) {
  .nav-links { display: none; }
  .burger { display: flex; }
  .navbar__actions .btn--primary { display: none; }
  .logo { font-size: 1.05rem; }
  .dashboard-mock__body { grid-template-columns: 1fr; }
  .dm-sidebar { flex-direction: row; border-right: none; border-bottom: 1px solid #232941; padding: 12px; }
  .features__grid { grid-template-columns: 1fr; }
  .feature-card--lg { padding: 28px; }
  .dm-cards { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero { padding: 130px 0 90px; }
}

/* Mobile nav open state */
.nav-links.is-open {
  display: flex;
  position: absolute;
  top: 76px;
  left: 0;
  right: 0;
  background: var(--color-surface);
  flex-direction: column;
  padding: 20px 24px;
  gap: 18px;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}
.nav-links.is-open .nav-links__cta {
  display: inline-flex;
  justify-content: center;
  padding: 12px 20px;
  border-radius: 999px;
  background: var(--color-primary);
  color: #04241C;
  font-weight: 600;
}