/* ─────────────────────────────────────────────────────────────────────
   Shared styles for static landing pages.

   Vertical-themed via inline CSS custom properties set on <body>:
     --v-ink     (page-color text)
     --v-soft    (light tint of the brand)
     --v-deep    (deep tint of the brand)
     --v-accent  (CTA color, defaults to brand green)

   Animations:
     - Hero gradient drift + floating blobs (CSS only)
     - Scroll-reveal via [data-reveal] toggled by /landing.js
     - Animated chat mockup driven by /landing.js
     - Count-up stats driven by /landing.js
     - FAQ <details> with smooth height
   ───────────────────────────────────────────────────────────────────── */

:root {
  --ink: #0b1220;
  --muted: #4a5568;
  --line: #e3e8f0;
  --bg: #f7f9fc;
  --brand: #0b5cff;
  --accent: #25d366;
  --v-ink: var(--brand);
  --v-soft: #e8efff;
  --v-deep: #06246b;
  --v-accent: var(--accent);
  --radius: 14px;
  --shadow-1: 0 1px 2px rgba(11, 18, 32, 0.04), 0 4px 12px rgba(11, 18, 32, 0.04);
  --shadow-2: 0 8px 24px rgba(11, 18, 32, 0.08), 0 24px 48px rgba(11, 18, 32, 0.06);
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Inter", -apple-system, "Segoe UI", system-ui, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--v-ink); }

/* ── Hero ─────────────────────────────────────────────────────────── */

.hero {
  position: relative;
  padding: 72px 24px 96px;
  overflow: hidden;
  background: radial-gradient(1200px 600px at 0% 0%, var(--v-soft) 0%, transparent 55%),
              radial-gradient(900px 500px at 100% 10%, #fff0fa 0%, transparent 60%),
              linear-gradient(180deg, #ffffff 0%, #f7f9fc 100%);
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
  pointer-events: none;
  z-index: 0;
}

.hero::before {
  width: 460px; height: 460px;
  background: var(--v-ink);
  top: -120px; left: -120px;
  animation: float-a 18s ease-in-out infinite;
}

.hero::after {
  width: 520px; height: 520px;
  background: var(--v-soft);
  bottom: -180px; right: -160px;
  animation: float-b 22s ease-in-out infinite;
}

@keyframes float-a {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(40px, 60px) scale(1.05); }
}

@keyframes float-b {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(-50px, -40px) scale(1.08); }
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--v-ink);
  text-decoration: none;
  font-size: 16px;
}
.brand .logo-mark {
  display: inline-grid; place-items: center;
  width: 30px; height: 30px;
  border-radius: 8px;
  background: var(--v-ink);
  color: #fff;
  font-size: 16px;
}

.eyebrow {
  display: inline-block;
  margin: 28px 0 14px;
  padding: 6px 12px;
  background: var(--v-soft);
  color: var(--v-deep);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

h1 {
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.05;
  margin: 0 0 18px;
  letter-spacing: -0.025em;
  font-weight: 700;
  background: linear-gradient(135deg, var(--ink) 30%, var(--v-deep) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h2 {
  font-size: clamp(24px, 3vw, 32px);
  margin: 64px 0 16px;
  letter-spacing: -0.015em;
  font-weight: 700;
}

h3 {
  font-size: 17px;
  margin: 0;
  font-weight: 600;
  color: var(--ink);
}

p { color: var(--muted); margin: 12px 0; }

.lede {
  font-size: clamp(17px, 1.6vw, 19px);
  color: #233149;
  margin: 0 0 28px;
  max-width: 560px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 8px 0 20px;
}

.btn {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: transform .18s var(--ease), box-shadow .18s var(--ease);
  font-size: 15px;
}
.btn-primary {
  background: var(--v-accent);
  color: #fff;
  box-shadow: 0 6px 14px rgba(37, 211, 102, 0.22);
}
.btn-secondary {
  background: var(--ink);
  color: #fff;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-2); }

/* Subtle shine sweep on primary CTA */
.btn-primary::after {
  content: "";
  position: absolute;
  top: 0; left: -120%;
  width: 60%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.45), transparent);
  transform: skewX(-20deg);
}
.btn-primary:hover::after { animation: shine 1.1s ease forwards; }

@keyframes shine {
  to { left: 130%; }
}

.trust {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 18px;
  color: var(--muted);
  font-size: 13px;
}
.trust span { display: inline-flex; align-items: center; gap: 6px; }
.trust .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--v-accent);
  box-shadow: 0 0 0 0 rgba(37,211,102,0.7);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(37,211,102,0.6); }
  70%  { box-shadow: 0 0 0 8px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}

/* ── Chat mockup ──────────────────────────────────────────────────── */

.phone {
  position: relative;
  margin: 0 auto;
  width: 100%;
  max-width: 360px;
  background: #0f172a;
  border-radius: 36px;
  padding: 14px;
  box-shadow: var(--shadow-2), 0 40px 80px -20px rgba(11,18,32,0.25);
  transform: perspective(1000px) rotateY(-3deg) rotateX(2deg);
}
.phone .screen {
  background: #ECE5DD;
  border-radius: 24px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.phone .top {
  background: var(--v-ink);
  color: #fff;
  padding: 16px 16px 12px;
  display: flex; align-items: center; gap: 10px;
  font-size: 14px;
}
.phone .avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,0.18);
  display: grid; place-items: center;
  font-size: 14px;
}
.phone .who { font-weight: 600; line-height: 1.1; }
.phone .who small { display: block; font-weight: 400; opacity: 0.75; font-size: 11px; margin-top: 2px; }
.phone .channel-pill {
  margin-left: auto;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(255,255,255,0.18);
  font-size: 10px; font-weight: 600;
  letter-spacing: 0.05em; text-transform: uppercase;
}

.chat {
  padding: 14px 12px 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 280px;
  overflow: hidden;
}
.chat-msg {
  max-width: 78%;
  padding: 8px 12px;
  border-radius: 14px;
  font-size: 13.5px;
  line-height: 1.4;
  word-wrap: break-word;
  color: #1f2937;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .35s var(--ease), transform .35s var(--ease);
}
.chat-msg.in {
  background: #fff;
  border-bottom-left-radius: 4px;
  align-self: flex-start;
  box-shadow: 0 1px 1px rgba(0,0,0,0.04);
}
.chat-msg.out {
  background: #DCF8C6;
  border-bottom-right-radius: 4px;
  align-self: flex-end;
}
.chat-msg.is-shown { opacity: 1; transform: translateY(0); }

.chat-typing {
  align-self: flex-start;
  background: #fff;
  padding: 10px 14px;
  border-radius: 14px;
  border-bottom-left-radius: 4px;
  display: inline-flex;
  gap: 4px;
  opacity: 0;
  transition: opacity .25s var(--ease);
}
.chat-typing.is-shown { opacity: 1; }
.chat-typing span {
  width: 6px; height: 6px;
  background: #9ca3af;
  border-radius: 50%;
  animation: typing 1.1s ease-in-out infinite;
}
.chat-typing span:nth-child(2) { animation-delay: 0.15s; }
.chat-typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes typing {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.5; }
  30%           { transform: translateY(-4px); opacity: 1; }
}

/* ── Stats strip ──────────────────────────────────────────────────── */

.stats {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 8px;
  margin-bottom: 24px;
}
.stat {
  text-align: center;
  padding: 22px 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-1);
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}
.stat:hover {
  transform: translateY(-3px);
  border-color: var(--v-ink);
}
.stat .num {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  color: var(--v-deep);
  letter-spacing: -0.02em;
  line-height: 1;
}
.stat .lbl {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
}

/* ── Generic sections ─────────────────────────────────────────────── */

.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 24px;
}
.section.tight { padding-top: 0; }

.lede.center {
  margin: 6px auto 12px;
  text-align: center;
}

/* ── Feature grid ─────────────────────────────────────────────────── */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin: 18px 0 8px;
}
.card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 20px;
  box-shadow: var(--shadow-1);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--v-ink), transparent);
  transform: translateX(-100%);
  transition: transform .35s var(--ease);
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--v-ink);
  box-shadow: var(--shadow-2);
}
.card:hover::before { transform: translateX(0); }

.card-icon {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  background: var(--v-soft);
  color: var(--v-deep);
  border-radius: 10px;
  margin-bottom: 12px;
  font-size: 18px;
}
.card strong { display: block; color: var(--ink); margin-bottom: 4px; font-size: 16px; }
.card span { color: var(--muted); font-size: 14.5px; }

/* ── Scenario blockquote ──────────────────────────────────────────── */

.scenario {
  position: relative;
  background: linear-gradient(135deg, var(--v-soft) 0%, #fff 100%);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px 32px;
  margin: 16px 0;
}
.scenario em {
  font-style: normal;
  font-size: clamp(20px, 2.5vw, 26px);
  font-weight: 600;
  color: var(--v-deep);
  letter-spacing: -0.01em;
  display: block;
  position: relative;
  padding-left: 32px;
}
.scenario em::before {
  content: "“";
  position: absolute;
  left: -4px; top: -18px;
  font-size: 64px;
  color: var(--v-ink);
  opacity: 0.45;
  font-family: Georgia, serif;
}
.scenario p { margin-top: 12px; font-size: 15.5px; }

/* ── Pricing ──────────────────────────────────────────────────────── */

.pricing {
  margin: 16px 0 8px;
  padding: 22px 26px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow-1);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 28px;
}
.pricing .price-main {
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 700;
  color: var(--v-deep);
  letter-spacing: -0.01em;
}
.pricing .price-note { color: var(--muted); font-size: 14.5px; }
.pricing .price-trial {
  display: inline-block;
  padding: 4px 10px;
  background: var(--v-soft);
  color: var(--v-deep);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ── FAQ ──────────────────────────────────────────────────────────── */

.faq-list { margin-top: 8px; }

.faq {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  margin: 10px 0;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
  overflow: hidden;
}
.faq[open] {
  border-color: var(--v-ink);
  box-shadow: var(--shadow-1);
}
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 22px;
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 600;
  font-size: 15.5px;
  color: var(--ink);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  margin-left: auto;
  font-weight: 400;
  font-size: 22px;
  color: var(--v-ink);
  transition: transform .25s var(--ease);
  line-height: 1;
}
.faq[open] summary::after { content: "−"; }

.faq .answer {
  padding: 0 22px 18px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

/* ── Siblings nav ─────────────────────────────────────────────────── */

.siblings {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.siblings p { font-weight: 600; color: var(--ink); margin: 0 0 12px; }
.siblings a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  color: var(--v-ink);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px dashed transparent;
  transition: border-color .15s var(--ease);
}
.siblings a:hover { border-bottom-color: var(--v-ink); }

/* ── Footer ───────────────────────────────────────────────────────── */

footer {
  margin-top: 56px;
  padding: 24px 0 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}
footer a { color: var(--v-ink); }

/* ── How-it-works steps ───────────────────────────────────────────── */

.steps {
  list-style: none;
  padding: 0;
  margin: 18px 0 8px;
  display: grid;
  gap: 14px;
}
.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  align-items: start;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px 22px;
  box-shadow: var(--shadow-1);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}
.steps li:hover {
  border-color: var(--v-ink);
  transform: translateY(-2px);
}
.step-num {
  display: grid;
  place-items: center;
  width: 36px; height: 36px;
  background: var(--v-soft);
  color: var(--v-deep);
  border-radius: 10px;
  font-weight: 700;
  font-size: 16px;
}
.steps strong { display: block; color: var(--ink); margin-bottom: 4px; font-size: 16px; }
.steps p { margin: 0; font-size: 14.5px; }
.steps a { color: var(--v-ink); }

/* ── Compare grid ─────────────────────────────────────────────────── */

.compare-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  margin: 18px 0 8px;
}
.compare-card {
  background: linear-gradient(135deg, #fff 0%, var(--v-soft) 100%);
  border: 1px solid var(--line);
  border-left: 4px solid var(--v-ink);
  border-radius: 14px;
  padding: 20px 22px;
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}
.compare-card:hover {
  transform: translateY(-3px);
}
.compare-card strong {
  display: block;
  color: var(--v-deep);
  margin-bottom: 6px;
  font-size: 15px;
  font-weight: 600;
}
.compare-card p { margin: 0; font-size: 14.5px; }

/* ── Related-search chips ─────────────────────────────────────────── */

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 24px;
}
.chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--v-ink);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  transition: background .15s var(--ease), border-color .15s var(--ease), transform .15s var(--ease);
}
.chip::before {
  content: "🔍";
  margin-right: 6px;
  font-size: 11px;
  opacity: 0.7;
}
.chip:hover {
  background: var(--v-soft);
  border-color: var(--v-ink);
  transform: translateY(-1px);
}

/* ── Final-CTA panel ──────────────────────────────────────────────── */

.cta-final {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 32px;
  background: linear-gradient(135deg, var(--v-soft) 0%, #fff 100%);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow-1);
}
.cta-final p { color: var(--muted); }

/* ── Floating WhatsApp button ─────────────────────────────────────── */
/* Quiet 44px circle. No text. No entrance animation. No pulse.
   Forced solid WhatsApp green to eliminate any CSS-var inheritance. */

.whatsapp-float {
  position: fixed;
  bottom: 18px;
  right: 18px;
  z-index: 60;

  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;

  background: #25D366;
  color: #ffffff;
  text-decoration: none;
  border-radius: 50%;

  box-shadow:
    0 1px 2px rgba(11, 18, 32, 0.08),
    0 6px 16px rgba(37, 211, 102, 0.25);

  transition:
    transform .2s var(--ease),
    box-shadow .2s var(--ease);
}

.whatsapp-float svg {
  width: 20px;
  height: 20px;
  fill: #ffffff;
}

/* Label is in the DOM for screen readers; hide it visually. */
.whatsapp-float .label {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.whatsapp-float:hover,
.whatsapp-float:focus-visible {
  transform: translateY(-2px);
  box-shadow:
    0 2px 4px rgba(11, 18, 32, 0.1),
    0 10px 22px rgba(37, 211, 102, 0.32);
  outline: none;
}
.whatsapp-float:active { transform: translateY(0); }

/* ── Directory grid (used by /clinics) ────────────────────────────── */

.directory {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
  margin: 18px 0 36px;
}
.directory a {
  display: block;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--ink);
  text-decoration: none;
  transition: transform .15s var(--ease), border-color .15s var(--ease), box-shadow .15s var(--ease);
  box-shadow: var(--shadow-1);
}
.directory a:hover {
  border-color: var(--v-ink);
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}
.directory a strong { display: block; color: var(--ink); margin-bottom: 4px; font-size: 16px; }
.directory a span { color: var(--muted); font-size: 14px; }

/* ── Scroll-reveal (only when JS is enabled) ──────────────────────── */

html.js [data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .65s var(--ease), transform .65s var(--ease);
  transition-delay: var(--reveal-delay, 0s);
}
html.js [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Mobile (≤ 760px) ─────────────────────────────────────────────── */

@media (max-width: 760px) {
  .hero { padding: 36px 18px 56px; }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .phone {
    max-width: 280px;
    transform: none;
    margin-top: 8px;
  }
  .stats {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .section { padding: 18px 18px; }
  h2 { margin: 44px 0 12px; }
  .grid { grid-template-columns: 1fr; gap: 10px; }
  .card { padding: 18px 18px; }
  .scenario { padding: 22px 22px; }
  .scenario em { padding-left: 24px; font-size: 19px; }
  .scenario em::before { font-size: 48px; top: -12px; }
  .pricing { padding: 18px 20px; }
  .faq summary { padding: 16px 18px; font-size: 15px; }
  .faq .answer { padding: 0 18px 16px; font-size: 14.5px; }
  .cta-row { flex-direction: column; gap: 10px; }
  .btn { width: 100%; justify-content: center; padding: 14px 18px; }
  .directory { grid-template-columns: 1fr; }
  .steps li { padding: 16px 16px; grid-template-columns: 1fr; gap: 8px; }
  .step-num { width: 30px; height: 30px; font-size: 14px; }
  .compare-grid { grid-template-columns: 1fr; }
  .compare-card { padding: 16px 18px; }
  .cta-final { padding: 22px 22px; flex-direction: column; align-items: stretch; text-align: left; }
  .cta-final .cta-row { width: 100%; }
  .whatsapp-float {
    width: 40px;
    height: 40px;
    bottom: 14px;
    right: 14px;
  }
  .whatsapp-float svg { width: 18px; height: 18px; }
}

/* ── Reduced motion ───────────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001s !important;
    animation-iteration-count: 1 !important;
    transition: none !important;
  }
  html.js [data-reveal] { opacity: 1; transform: none; }
  .chat-msg { opacity: 1; transform: none; }
  .chat-typing { display: none; }
  .hero::before, .hero::after { animation: none; }
  .trust .dot { animation: none; }
}
