/* ===== Design tokens ===== */
:root {
  --navy: #0F2748;
  --navy-soft: #22467C;
  --blue: #2F6BFF;
  --blue-hover: #1F54E0;
  --blue-light-bg: #EAF1FF;
  --text-secondary: #42526B;
  --text-tertiary: #5A6B80;
  --text-muted: #8593A6;
  --label: #3A4A60;
  --border: #E5EAF1;
  --border-soft: #EDF1F6;
  --border-hairline: #EEF1F6;
  --border-input: #DCE3EC;
  --border-pill: #DCE6F3;
  --border-hover: #C9D8F3;
  --bg-page: #F7F9FC;
  --bg-card: #fff;
  --green-text: #1C7A47;
  --green-bg: #E7F4EC;
  --green-border: #C7E6D3;
  --usp-border: #D6E3FB;
  --usp-text: #1B3257;
  --dark-bg-1: #173461;
  --dark-bg-2: #0E2444;
  --footer-bg: #0A1C36;
  --dark-text-1: #fff;
  --dark-text-2: #B6C4DA;
  --dark-text-3: #D5DFEE;
  --dark-accent: #7FB0FF;
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --font: 'Source Sans 3', -apple-system, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: var(--font);
  background: var(--bg-page);
  color: var(--navy);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

::selection { background: rgba(47, 107, 255, 0.18); }

img { max-width: 100%; }

.wrap {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

.wrap-narrow {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

@keyframes mai-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes mai-pop {
  from { opacity: 0; transform: translateY(14px) scale(.985); }
  to { opacity: 1; transform: none; }
}

/* ===== Header / nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(247, 249, 252, 0.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 11px;
}

.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: linear-gradient(140deg, var(--navy), var(--navy-soft));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px -4px rgba(15, 39, 72, 0.5);
  flex: none;
}

.logo-mark.small {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: linear-gradient(140deg, var(--navy-soft), #3A6BB0);
}

.logo-wordmark {
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--navy);
}

.logo-wordmark .accent { color: var(--blue); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font);
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, transform .15s;
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 10px 24px -10px rgba(47, 107, 255, 0.85);
}

.btn-primary:hover { background: var(--blue-hover); transform: translateY(-1px); }

.btn-nav {
  padding: 11px 20px;
  font-size: 15px;
  border-radius: var(--radius-md);
  box-shadow: 0 6px 16px -8px rgba(47, 107, 255, 0.8);
}

.btn-large {
  padding: 14px 26px;
  font-size: 16px;
  border-radius: 11px;
}

.btn-block {
  width: 100%;
  justify-content: center;
  padding: 14px;
  font-size: 16px;
  border-radius: 11px;
}

.btn-ghost {
  background: #F1F4F9;
  color: var(--navy);
  border: 1px solid #E2E8F1;
  padding: 11px 20px;
  font-size: 14px;
  border-radius: var(--radius-md);
}

.btn-ghost:hover { background: #E8EDF4; }

.link-cta {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--navy);
  font-weight: 600;
  font-size: 16px;
  padding: 14px 8px;
}

/* ===== Hero ===== */
.hero {
  padding: clamp(56px, 9vw, 108px) 0 clamp(48px, 7vw, 84px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(40px, 5vw, 72px);
}

.hero-copy { flex: 1 1 420px; min-width: 300px; }
.hero-media { flex: 1 1 420px; min-width: 300px; }

.eyebrow-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 6px 13px 6px 11px;
  border: 1px solid var(--border-pill);
  background: #fff;
  border-radius: 999px;
  margin-bottom: 26px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--text-secondary);
}

.eyebrow-pill .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  flex: none;
}

.hero h1 {
  margin: 0 0 22px;
  font-size: clamp(38px, 5.2vw, 60px);
  line-height: 1.04;
  letter-spacing: -0.025em;
  font-weight: 700;
  color: var(--navy);
}

.hero-sub {
  margin: 0 0 32px;
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.55;
  color: var(--text-secondary);
  max-width: 560px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 30px;
}

.chip-row { display: flex; flex-wrap: wrap; gap: 9px; }

.chip {
  font: 500 13px var(--font);
  color: var(--text-tertiary);
  padding: 6px 12px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.browser-frame {
  border-radius: var(--radius-lg) ;
  border: 1px solid var(--border);
  background: #fff;
  box-shadow: 0 30px 60px -28px rgba(15, 39, 72, 0.32);
  overflow: hidden;
}

.browser-frame .bar {
  height: 40px;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 15px;
  border-bottom: 1px solid var(--border-hairline);
  background: #FBFCFE;
}

.browser-frame .bar .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #E2E7EE;
}

.browser-frame .bar .url {
  margin-left: 12px;
  font: 500 12px ui-monospace, monospace;
  color: #9AA7B8;
}

.browser-frame img { display: block; width: 100%; height: auto; }

/* ===== Products ===== */
.products-section {
  padding: clamp(56px, 8vw, 96px) 0;
  background: #fff;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}

.section-head {
  max-width: 680px;
  margin-bottom: clamp(36px, 4vw, 56px);
}

.section-eyebrow {
  font: 600 13px var(--font);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
}

.section-eyebrow.on-dark { color: var(--dark-accent); }

.section-head h2 {
  margin: 14px 0 14px;
  font-size: clamp(30px, 3.6vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--navy);
}

.section-head p {
  margin: 0;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.55;
  color: var(--text-secondary);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(305px, 1fr));
  gap: 22px;
  align-items: stretch;
}

.product-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 1px 2px rgba(15, 39, 72, 0.04);
  transition: border-color .18s, box-shadow .18s, transform .18s;
}

.product-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 26px 50px -28px rgba(15, 39, 72, 0.28);
  transform: translateY(-3px);
}

.free-badge {
  position: absolute;
  top: 24px;
  right: 24px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 700 12px var(--font);
  letter-spacing: 0.03em;
  color: var(--green-text);
  background: var(--green-bg);
  border: 1px solid var(--green-border);
  padding: 5px 11px;
  border-radius: 999px;
}

.product-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--blue-light-bg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-card h3 {
  margin: 0 0 6px;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--navy);
}

.product-tagline {
  margin: 0;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-tertiary);
}

.feature-list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-list li {
  display: flex;
  gap: 11px;
  align-items: flex-start;
}

.feature-check {
  flex: none;
  margin-top: 1px;
  width: 19px;
  height: 19px;
  border-radius: 6px;
  background: var(--blue-light-bg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-text {
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-secondary);
}

.feature-list li.usp {
  background: linear-gradient(180deg, #F4F8FF, #EFF5FF);
  border: 1px solid var(--usp-border);
  border-radius: var(--radius-md);
  padding: 11px 12px;
}

.feature-list li.usp .feature-check { background: var(--blue); }
.feature-list li.usp .feature-text { color: var(--usp-text); }

.usp-tag {
  display: inline-block;
  font: 700 10px var(--font);
  letter-spacing: 0.06em;
  color: var(--blue);
  background: #fff;
  border: 1px solid var(--border-hover);
  border-radius: 5px;
  padding: 1px 6px;
  margin-right: 7px;
  vertical-align: 1px;
}

/* ===== Closing CTA ===== */
.demo-section {
  background: radial-gradient(120% 140% at 85% 0%, var(--dark-bg-1) 0%, var(--dark-bg-2) 55%);
  padding: clamp(56px, 8vw, 104px) 0;
}

.demo-section .wrap-narrow {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(36px, 5vw, 72px);
  align-items: center;
}

.demo-copy { flex: 1 1 360px; min-width: 300px; }
.demo-form-col { flex: 1 1 380px; min-width: 300px; }

.demo-copy h2 {
  margin: 14px 0 18px;
  font-size: clamp(30px, 3.6vw, 44px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--dark-text-1);
}

.demo-copy p {
  margin: 0 0 28px;
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.55;
  color: var(--dark-text-2);
  max-width: 460px;
}

.demo-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.demo-checklist li {
  display: flex;
  gap: 11px;
  align-items: center;
  color: var(--dark-text-3);
  font-size: 15px;
}

.demo-checklist .feature-check {
  width: 20px;
  height: 20px;
  background: rgba(127, 176, 255, 0.16);
}

.form-panel {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: clamp(26px, 3vw, 34px);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.5);
}

.form-panel h3 {
  margin: 0 0 4px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--navy);
}

.form-panel > p, .modal-panel > p {
  margin: 0 0 22px;
  font-size: 14px;
  color: var(--text-tertiary);
}

.demo-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.field span {
  font: 600 13px var(--font);
  color: var(--label);
}

.field input {
  font: 400 15px var(--font);
  color: var(--navy);
  padding: 13px 14px;
  border: 1px solid var(--border-input);
  border-radius: var(--radius-md);
  background: #fff;
  width: 100%;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}

.field input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.16);
}

.field input.invalid {
  border-color: #E0584A;
}

.field-error {
  font-size: 12.5px;
  color: #C0392B;
  margin: -2px 0 0;
}

.form-fineprint {
  margin: 2px 0 0;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--text-muted);
  text-align: center;
}

.form-submit-error {
  margin: 0;
  font-size: 13px;
  color: #C0392B;
  text-align: center;
}

/* success state */
.success-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 18px 6px;
  animation: mai-fade .3s ease;
}

.success-icon {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--green-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.success-state h3 {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 700;
  color: var(--navy);
}

.success-state p {
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.55;
  color: var(--text-tertiary);
  max-width: 300px;
}

[hidden] { display: none !important; }

/* ===== Footer ===== */
.site-footer {
  background: var(--footer-bg);
  padding: 30px 0;
}

.site-footer .wrap-narrow {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-brand .logo-wordmark {
  font-size: 15px;
  color: #fff;
}

.footer-brand .logo-wordmark .accent { color: #5AA0FF; }

.footer-note {
  font-size: 13px;
  color: #7C8CA6;
}

/* ===== Modal ===== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(10, 28, 54, 0.55);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: mai-fade .2s ease;
}

.modal-panel {
  width: 100%;
  max-width: 440px;
  background: #fff;
  border-radius: 20px;
  padding: clamp(26px, 4vw, 36px);
  box-shadow: 0 40px 90px -24px rgba(10, 28, 54, 0.6);
  animation: mai-pop .26s cubic-bezier(.16, .84, .44, 1);
  position: relative;
}

.modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  border: none;
  background: #F1F4F9;
  color: var(--text-tertiary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover { background: var(--border); }

.modal-head {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 6px;
}

.modal-head h3 {
  margin: 0;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--navy);
}

.modal-panel .success-icon { width: 60px; height: 60px; }

/* ===== Responsive ===== */
@media (max-width: 640px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .link-cta { justify-content: center; }
}