/* Our Helping Hand — marketing site shared styles.
 * Brand tokens lifted from the Flutter app's design_system/colors/app_colors.dart.
 */

:root {
  --color-primary: #2F5D8C;
  --color-primary-dark: #20436A;
  --color-secondary: #4FA7A0;
  --color-accent: #7BB7E8;
  --color-bg: #F7F9FC;
  --color-surface: #FFFFFF;
  --color-surface-muted: #EDF2F7;
  --color-text: #1F2933;
  --color-text-secondary: #52606D;
  --color-text-on-primary: #FFFFFF;
  --color-border: #D9E2EC;
  --color-success: #2E9B62;
  --color-warning: #E6A23C;
  --color-critical: #D64545;
  --max-width: 1180px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-card: 0 6px 20px rgba(31, 41, 51, 0.06);
  --shadow-lift: 0 12px 32px rgba(31, 41, 51, 0.1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    Oxygen, Ubuntu, Cantarell, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

a {
  color: var(--color-primary);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
  margin: 0 0 0.5em;
  line-height: 1.2;
  color: var(--color-text);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); font-weight: 700; }
h3 { font-size: 1.4rem; font-weight: 600; }
h4 { font-size: 1.15rem; font-weight: 600; }

p { margin: 0 0 1em; color: var(--color-text-secondary); font-size: 1.05rem; }

ul { padding-left: 1.25rem; color: var(--color-text-secondary); }
li { margin: 0.4em 0; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---------- Top nav ---------- */
.nav {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  z-index: 50;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  padding: 0 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-primary);
}
.nav-brand:hover { text-decoration: none; }
.nav-brand svg { width: 28px; height: 28px; }
.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}
.nav-links a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.96rem;
}
.nav-cta {
  background: var(--color-primary);
  color: white !important;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  font-weight: 600;
}
.nav-cta:hover {
  background: var(--color-primary-dark);
  text-decoration: none;
}
@media (max-width: 820px) {
  .nav-links a:not(.nav-cta) { display: none; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: transform 0.1s ease, background 0.15s ease;
}
.btn-primary {
  background: var(--color-primary);
  color: white;
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  text-decoration: none;
  transform: translateY(-1px);
}
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: white;
  text-decoration: none;
}

/* ---------- Hero ---------- */
.hero {
  padding: 5rem 0 4rem;
  text-align: center;
}
.hero .container { max-width: 880px; }
.hero h1 { margin-bottom: 1rem; }
.hero .lede {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}
.hero-trust {
  margin-top: 1.25rem;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

/* ---------- Sections ---------- */
section { padding: 4rem 0; }
section .lede {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
}
.section-head {
  max-width: 720px;
  margin: 0 auto 2.5rem;
  text-align: center;
}

/* ---------- Grid cards ---------- */
.grid {
  display: grid;
  gap: 1.25rem;
}
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
}
.card h3 { color: var(--color-text); margin-bottom: 0.5rem; }
.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px; height: 48px;
  border-radius: 12px;
  background: rgba(47, 93, 140, 0.08);
  color: var(--color-primary);
  margin-bottom: 1rem;
  font-size: 1.4rem;
}
.card-icon.warm { background: rgba(79, 167, 160, 0.1); color: var(--color-secondary); }
.card-icon.warn { background: rgba(230, 162, 60, 0.1); color: var(--color-warning); }
.card-icon.ok { background: rgba(46, 155, 98, 0.1); color: var(--color-success); }
.card-icon.alert { background: rgba(214, 69, 69, 0.08); color: var(--color-critical); }

/* ---------- Bandeds (alternating section backgrounds) ---------- */
.band-muted { background: var(--color-surface); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.band-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
}
.band-primary h2, .band-primary h3 { color: white; }
.band-primary p, .band-primary li { color: rgba(255, 255, 255, 0.86); }

/* ---------- Tables / pricing ---------- */
.price-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.price-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  position: relative;
}
.price-card .price {
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0.5rem 0 0.2rem;
}
.price-card .price small { font-size: 1rem; font-weight: 500; color: var(--color-text-secondary); }
.price-card.featured {
  border: 2px solid var(--color-primary);
  box-shadow: var(--shadow-lift);
}
.price-card .badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: white;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
}
.price-card ul {
  list-style: none;
  padding: 0;
  margin: 1.25rem 0;
  text-align: left;
}
.price-card li {
  padding-left: 1.5em;
  position: relative;
}
.price-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

/* ---------- Testimonials ---------- */
.testimonial {
  background: var(--color-surface);
  border-left: 4px solid var(--color-primary);
  padding: 1.5rem;
  border-radius: var(--radius-md);
}
.testimonial blockquote {
  margin: 0 0 1rem;
  font-size: 1.1rem;
  color: var(--color-text);
  line-height: 1.5;
}
.testimonial cite {
  display: block;
  color: var(--color-text-secondary);
  font-style: normal;
  font-size: 0.95rem;
  font-weight: 500;
}

/* ---------- Audience tag ---------- */
.audience-tag {
  display: inline-block;
  background: var(--color-surface-muted);
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}

/* ---------- Two-col ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.two-col.reverse > :first-child { order: 2; }
@media (max-width: 760px) {
  .two-col { grid-template-columns: 1fr; gap: 1.5rem; }
  .two-col.reverse > :first-child { order: 0; }
}

/* ---------- Phone mockup ---------- */
.phone-mock {
  background: linear-gradient(160deg, #ffffff 0%, #f1f5fa 100%);
  border: 1px solid var(--color-border);
  border-radius: 32px;
  padding: 2rem;
  box-shadow: var(--shadow-lift);
  text-align: left;
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.5;
  max-width: 360px;
  margin: 0 auto;
}
.phone-mock .mock-time {
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.6rem;
}
.phone-mock .mock-card {
  background: white;
  border: 3px solid var(--color-critical);
  border-radius: 16px;
  padding: 1rem;
  margin-bottom: 0.9rem;
}
.phone-mock .mock-card h4 { margin: 0 0 0.25rem; font-size: 1.15rem; }
.phone-mock .mock-card small { color: var(--color-text-secondary); font-weight: 500; }
.phone-mock .mock-list { color: var(--color-text-secondary); font-size: 0.9rem; padding-left: 1.2rem; }

/* ---------- FAQ ---------- */
.faq details {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 0.8rem;
  padding: 1rem 1.25rem;
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--color-text);
  list-style: none;
}
.faq summary::after {
  content: '+';
  float: right;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 1.3rem;
  line-height: 1;
}
.faq details[open] summary::after { content: '–'; }
.faq details p { margin-top: 0.6rem; }

/* ---------- Footer ---------- */
footer {
  background: #1F2933;
  color: rgba(255, 255, 255, 0.78);
  padding: 3rem 0 1.5rem;
}
footer h4 { color: white; font-size: 0.95rem; letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 0.8rem; }
footer a { color: rgba(255, 255, 255, 0.78); display: block; padding: 0.2rem 0; font-size: 0.95rem; }
footer a:hover { color: white; }
.footer-grid { display: grid; gap: 2rem; grid-template-columns: 1.5fr 1fr 1fr 1fr; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 2rem;
  padding-top: 1.2rem;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ---------- Utility ---------- */
.center { text-align: center; }
.mt-2 { margin-top: 2rem; }
.mb-2 { margin-bottom: 2rem; }
.small { font-size: 0.9rem; color: var(--color-text-secondary); }
.bold { font-weight: 600; color: var(--color-text); }
.eyebrow {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}