/* Chasry — Landing page styles
   Colors sourced from brand/palette/tokens.css. Typography: Inter (brand typeface). */

:root {
  --color-primary: #23458D;
  --color-primary-hover: #0B2561;
  --color-primary-tint: #E2E9F8;

  --color-secondary: #63C2EE;
  --color-secondary-hover: #2CADE8;
  --color-secondary-tint: #B8E3F7;

  --color-ink: #0D0D0D;
  --color-neutral: #94A3B8;
  --color-bg: #FFFFFF;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;

  --shadow-sm: 0 1px 2px rgba(13, 13, 13, 0.06), 0 1px 1px rgba(13, 13, 13, 0.04);
  --shadow-md: 0 8px 24px rgba(13, 13, 13, 0.08);
  --shadow-lg: 0 24px 48px rgba(13, 13, 13, 0.14);

  --content-max: 1120px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

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

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  z-index: 100;
  transition: top 0.15s ease;
}
.skip-link:focus { top: 12px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
  line-height: 1.2;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn:focus-visible {
  outline: 3px solid var(--color-secondary);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--color-primary-hover); box-shadow: var(--shadow-md); }

.btn-on-dark {
  background: #fff;
  color: var(--color-primary);
}
.btn-on-dark:hover { background: var(--color-secondary-tint); }

/* Header / nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.25);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}

.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-logo .logo-icon { height: 56px; width: auto; }
.nav-logo .logo-word { height: 34px; width: auto; }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  background: var(--color-primary-tint);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
}
.lang-switch a {
  color: var(--color-primary);
  text-decoration: none;
  padding: 5px 12px;
  border-radius: 999px;
  line-height: 1.3;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.lang-switch a[aria-current="page"] {
  background: var(--color-primary);
  color: #fff;
}
.lang-switch a:not([aria-current="page"]):hover {
  background: var(--color-secondary-tint);
}

.nav .btn { padding: 10px 20px; font-size: 0.92rem; }

/* Sections */
section { padding: 60px 0; }

.eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-tint);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}

h1, h2, h3 { font-weight: 800; line-height: 1.15; margin: 0 0 16px; letter-spacing: -0.01em; }

h1 { font-size: clamp(2.1rem, 4.2vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.15rem; }

p { margin: 0 0 16px; }

.lede {
  font-size: 1.15rem;
  color: #3a3a3a;
  max-width: 46ch;
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #FFFFFF 0%, var(--color-primary-tint) 100%);
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  z-index: 0;
  pointer-events: none;
}
.hero::before {
  top: -160px;
  right: -120px;
  width: 460px;
  height: 460px;
  background: var(--color-secondary-tint);
  opacity: 0.65;
}
.hero::after {
  bottom: -180px;
  left: -140px;
  width: 380px;
  height: 380px;
  background: var(--color-secondary);
  opacity: 0.18;
}

.hero .container {
  position: relative;
  z-index: 1;
  padding-top: 40px;
  padding-bottom: 24px;
}

.hero-copy {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.hero-copy .lede { margin-left: auto; margin-right: auto; }

.hero-copy .btn { margin-top: 8px; }

.hero-note {
  margin-top: 14px;
  font-size: 0.92rem;
  color: var(--color-neutral);
}

/* Problem / Solution */
.band-tint { background: var(--color-primary-tint); }

.problem-text, .solution-text {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  font-size: 1.08rem;
}

.problem-text .mini-head, .solution-text .mini-head { text-align: center; }

.mini-head {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 12px;
}

.how-it-works {
  background: linear-gradient(180deg, var(--color-primary-tint) 0%, #FFFFFF 100%);
}

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.step-card {
  background: #fff;
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-top: 3px solid var(--color-secondary);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.step-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-secondary-tint);
  color: var(--color-primary-hover);
  font-weight: 800;
  font-size: 1.05rem;
  margin-bottom: 18px;
}

.step-card p { margin-bottom: 0; color: #3a3a3a; }

/* CTA + form section */
.cta-section {
  background: var(--color-primary);
  color: #fff;
  text-align: center;
}
.cta-section .section-head { max-width: 560px; }
.cta-section h2 { color: #fff; }
.cta-section .lede { color: rgba(255, 255, 255, 0.82); margin-left: auto; margin-right: auto; text-align: center; }

.signup-card {
  max-width: 480px;
  margin: 8px auto 0;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-lg);
  color: var(--color-ink);
}

.form-row { text-align: left; }

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 8px;
}

.form-field-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.form-field-group input[type="email"] {
  flex: 1 1 220px;
  font-family: inherit;
  font-size: 1rem;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 2px solid rgba(148, 163, 184, 0.5);
  background: #fff;
  color: var(--color-ink);
  min-width: 0;
}

.form-field-group input[type="email"]:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-tint);
}

.form-field-group input[type="email"]:invalid:not(:placeholder-shown) {
  border-color: #c0392b;
}

.form-disclaimer {
  margin-top: 14px;
  margin-bottom: 0;
  font-size: 0.85rem;
  color: var(--color-neutral);
}

.form-status {
  margin-top: 14px;
  font-size: 0.92rem;
  font-weight: 600;
  display: none;
}
.form-status.is-visible { display: block; }
.form-status.is-success { color: #1a7f37; }
.form-status.is-error { color: #c0392b; }

.honeypot { position: absolute; left: -9999px; top: -9999px; }

/* Footer */
.site-footer {
  padding: 40px 0;
  background: var(--color-primary-tint);
}

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

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-brand .footer-tagline { margin-left: 6px; }
.footer-brand .logo-icon { height: 34px; width: auto; }
.footer-brand .logo-word { height: 25px; width: auto; }
.footer-tagline {
  font-size: 0.9rem;
  color: var(--color-neutral);
  margin: 0;
}

.footer-meta {
  font-size: 0.85rem;
  color: var(--color-neutral);
  text-align: right;
}
.footer-meta p { margin: 0 0 4px; }
.footer-meta a { color: var(--color-neutral); }
.footer-meta a:hover { color: var(--color-primary); }

/* Responsive */
@media (max-width: 860px) {
  section { padding: 44px 0; }

  .hero .container { padding-top: 12px; }

  .steps { grid-template-columns: 1fr; }

  .nav .btn { display: none; }

  .footer-inner { flex-direction: column; align-items: flex-start; text-align: left; }
  .footer-meta { text-align: left; }
}

@media (max-width: 480px) {
  .container { padding: 0 18px; }
  .signup-card { padding: 24px; }
  .form-field-group { flex-direction: column; }
  .form-field-group input[type="email"] { flex: none; width: 100%; }
  .form-field-group .btn { width: 100%; }
}