/* EEG La Serena — Hermes version 2
   Diseño nuevo sobre el contenido Qwen: estética clínica premium, navegación mobile-first,
   hero más atractivo, tarjetas claras y conversión directa por WhatsApp. */

:root {
  --atlas: #18bcc7;
  --atlas-2: #0ea5b7;
  --blue: #2563eb;
  --indigo: #533afd;
  --navy: #061b31;
  --navy-2: #0f2742;
  --slate: #64748d;
  --muted: #7d8da1;
  --line: #e5edf5;
  --bg: #ffffff;
  --bg-soft: #f6faff;
  --bg-cyan: #eafcff;
  --card: rgba(255,255,255,.88);
  --green: #10b981;
  --red: #ef4444;
  --shadow: rgba(50,50,93,.22) 0 30px 45px -30px, rgba(0,0,0,.10) 0 18px 36px -18px;
  --shadow-soft: rgba(15, 39, 66, .08) 0 16px 40px;
  --radius: 18px;
  --radius-sm: 12px;
  --max: 1160px;
  --header: 76px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body {
  margin: 0;
  color: var(--navy);
  background: var(--bg);
  font-family: 'Source Sans 3', Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-feature-settings: "ss01";
  line-height: 1.55;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
  background:
    radial-gradient(circle at 8% 3%, rgba(24,188,199,.20), transparent 26rem),
    radial-gradient(circle at 92% 8%, rgba(83,58,253,.13), transparent 28rem),
    linear-gradient(180deg, #fff 0%, #f8fcff 46%, #fff 100%);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  opacity: .52;
  background-image:
    linear-gradient(rgba(6,27,49,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(6,27,49,.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 55%);
}

img, canvas, svg { max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { padding: 0; margin: 0; }
.container, .hero-container { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; }

/* HEADER */
#header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.82);
  border-bottom: 1px solid rgba(229,237,245,.86);
  backdrop-filter: blur(18px) saturate(160%);
}
#header nav.container {
  min-height: var(--header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.logo { display: flex; align-items: center; gap: 12px; min-width: 222px; }
.logo > i,
.footer-logo > i {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  color: white;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--atlas), var(--indigo));
  box-shadow: 0 15px 35px rgba(24,188,199,.28);
}
.logo h1 { margin: 0; font-size: 1.08rem; line-height: 1; letter-spacing: -.03em; }
.logo span { display: block; margin-top: 3px; color: var(--slate); font-size: .78rem; }
.nav-menu { display: flex; align-items: center; gap: 2px; list-style: none; }
.nav-menu li { list-style: none; }
.nav-link {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  padding: 8px 10px;
  color: #33465d;
  font-size: .92rem;
  font-weight: 600;
  line-height: 1;
  transition: .2s ease;
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active { background: rgba(24,188,199,.10); color: var(--atlas-2); }
.nav-link.btn-primary {
  margin-left: 6px;
  color: #fff;
  background: linear-gradient(135deg, var(--atlas), var(--indigo));
  box-shadow: 0 12px 30px rgba(83,58,253,.18);
}
.hamburger {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow-soft);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}
.hamburger .bar { width: 20px; height: 2px; border-radius: 3px; background: var(--navy); transition: .22s ease; }
.hamburger.active .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active .bar:nth-child(2) { opacity: 0; }
.hamburger.active .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* HERO */
.hero {
  position: relative;
  min-height: calc(100svh - var(--header));
  display: grid;
  align-items: center;
  padding: 64px 0 58px;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 18px 0 auto auto;
  width: min(58vw, 680px);
  height: 420px;
  z-index: -1;
  background: linear-gradient(135deg, rgba(24,188,199,.20), rgba(83,58,253,.16));
  clip-path: polygon(14% 0, 100% 0, 88% 78%, 0 100%);
  filter: blur(.2px);
}
.hero-container { display: grid; grid-template-columns: minmax(0, 1fr) minmax(360px, .92fr); gap: 48px; align-items: center; }
.badge, .section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding: 7px 10px;
  border: 1px solid rgba(24,188,199,.26);
  border-radius: 999px;
  color: #067988;
  background: rgba(234,252,255,.92);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .055em;
  text-transform: uppercase;
}
.hero h2 {
  max-width: 760px;
  margin: 18px 0 18px;
  color: var(--navy);
  font-size: clamp(2.65rem, 7.2vw, 5.7rem);
  font-weight: 300;
  line-height: .96;
  letter-spacing: -.075em;
}
.hero h2::after {
  content: "";
  display: block;
  width: 94px;
  height: 5px;
  margin-top: 22px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--atlas), var(--indigo));
}
.hero-description {
  max-width: 650px;
  margin: 0 0 22px;
  color: #516276;
  font-size: clamp(1.08rem, 2vw, 1.28rem);
  font-weight: 300;
}
.hero-features { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 28px; }
.feature {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,.82);
  color: #34465d;
  font-size: .95rem;
  font-weight: 650;
  box-shadow: 0 8px 20px rgba(15,39,66,.05);
}
.feature i { color: var(--atlas-2); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 50px;
  padding: 12px 18px;
  border: 0;
  border-radius: 12px;
  cursor: pointer;
  font: inherit;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1;
  transition: transform .22s ease, box-shadow .22s ease, background .22s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #fff; background: linear-gradient(135deg, var(--atlas), var(--indigo)); box-shadow: rgba(50,50,93,.25) 0 18px 36px -18px, rgba(24,188,199,.28) 0 14px 34px -14px; }
.btn-secondary { color: var(--navy); background: #fff; border: 1px solid var(--line); box-shadow: 0 8px 22px rgba(15,39,66,.06); }
.btn-full { width: 100%; }

.hero-visual {
  position: relative;
  padding: 16px;
  min-height: 490px;
  border-radius: 28px;
  background: linear-gradient(145deg, #061b31, #0d3657 58%, #087f90);
  box-shadow: rgba(6,27,49,.32) 0 36px 80px -34px;
  overflow: hidden;
  isolation: isolate;
}
.hero-visual::before {
  content: "EEG DIGITAL";
  position: absolute;
  right: -12px;
  top: 18px;
  color: rgba(255,255,255,.055);
  font-size: clamp(3rem, 8vw, 6.2rem);
  font-weight: 800;
  letter-spacing: -.06em;
  z-index: -1;
}
.hero-visual::after {
  content: "";
  position: absolute;
  inset: auto -20% -32% 12%;
  height: 210px;
  border-radius: 999px;
  background: rgba(24,188,199,.24);
  filter: blur(44px);
  z-index: -1;
}
#eegCanvas {
  display: block;
  width: 100%;
  height: 360px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 20px;
  background: rgba(6,27,49,.68);
}
.hero-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 14px; }
.stat {
  padding: 16px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 18px;
  color: white;
  background: rgba(255,255,255,.10);
  backdrop-filter: blur(8px);
}
.stat h3 { margin: 0; font-size: 2rem; line-height: 1; letter-spacing: -.04em; }
.stat p { margin: 4px 0 0; color: rgba(255,255,255,.72); }

/* SECTIONS */
.section { padding: 88px 0; }
.section-alt { background: linear-gradient(180deg, rgba(246,250,255,.9), rgba(255,255,255,.9)); }
.section-dark { color: #fff; background: radial-gradient(circle at 25% 0, rgba(24,188,199,.26), transparent 30rem), linear-gradient(145deg, #07182b, #102b49); }
.section-dark .section-subtitle { color: rgba(255,255,255,.70); }
.section-dark .section-header h2 { color: #fff; }
.section-dark .section-tag { color: #a7f3ff; border-color: rgba(167,243,255,.25); background: rgba(255,255,255,.08); }
.section-header { max-width: 760px; margin: 0 auto 42px; text-align: center; display: grid; justify-items: center; gap: 13px; }
.section-header h2 { margin: 0; color: var(--navy); font-size: clamp(2rem, 4.4vw, 3.45rem); font-weight: 300; line-height: 1.04; letter-spacing: -.055em; }
.section-subtitle { margin: 0; color: var(--slate); font-size: 1.08rem; font-weight: 300; }

/* DOCTOR */
.doctor-grid { display: grid; grid-template-columns: 340px 1fr; gap: 44px; align-items: center; }
.doctor-image {
  min-height: 430px;
  border-radius: 28px;
  padding: 14px;
  background: linear-gradient(135deg, rgba(24,188,199,.18), rgba(83,58,253,.12));
  box-shadow: var(--shadow-soft);
}
.image-placeholder {
  height: 100%;
  min-height: 402px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 12px;
  border: 1px dashed rgba(14,165,183,.45);
  border-radius: 22px;
  color: var(--atlas-2);
  background: rgba(255,255,255,.72);
  font-weight: 800;
}
.image-placeholder i { font-size: 4rem; opacity: .8; }
.credentials { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; margin-bottom: 24px; }
.credential, .service-card, .prep-card, .disease-card, .tech-column, .benefit, .timeline-content, .blog-card, .contact-form-container, .info-card, .comparison-note {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: var(--shadow-soft);
}
.credential { display: flex; gap: 10px; padding: 16px; }
.credential i, .service-icon, .prep-icon, .info-icon {
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: white;
  background: linear-gradient(135deg, var(--atlas), var(--indigo));
  box-shadow: 0 12px 26px rgba(24,188,199,.20);
}
.credential h4 { margin: 0 0 3px; font-size: .98rem; }
.credential p { margin: 0; color: var(--slate); font-size: .91rem; line-height: 1.35; }
.expertise h3 { margin: 0 0 8px; font-size: 1.45rem; letter-spacing: -.025em; }
.expertise p { margin: 0; color: var(--slate); font-size: 1.05rem; }
.expertise-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.tag { padding: 7px 10px; border-radius: 999px; color: #067988; background: rgba(24,188,199,.10); font-size: .9rem; font-weight: 800; }

/* CARDS */
.services-grid, .preparation-grid, .blog-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; }
.service-card { position: relative; padding: 26px; display: flex; flex-direction: column; transition: .24s ease; }
.service-card:hover, .prep-card:hover, .blog-card:hover, .info-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.service-card.featured { border-color: rgba(24,188,199,.55); background: linear-gradient(180deg, #fff, #f0fdff); }
.service-badge { position: absolute; right: 18px; top: 18px; padding: 6px 9px; border-radius: 999px; color: #075d68; background: #dffcff; font-size: .76rem; font-weight: 900; }
.service-card h3, .prep-card h3, .disease-card h3, .blog-card h3 { margin: 16px 0 8px; color: var(--navy); font-size: 1.28rem; line-height: 1.14; letter-spacing: -.025em; }
.service-duration { display: inline-flex; align-items: center; gap: 7px; margin-bottom: 12px; color: var(--atlas-2); font-weight: 800; }
.service-card p, .prep-card p, .blog-card p { margin: 0 0 18px; color: var(--slate); }
.service-features { display: grid; gap: 8px; margin: 0 0 20px; }
.service-features li, .tech-features li, .footer-col li { list-style: none; }
.service-features i, .tech-features .fa-check, .comparison-table .fa-check { color: var(--green); }
.service-cta { margin-top: auto; display: inline-flex; align-items: center; gap: 8px; color: var(--indigo); font-weight: 900; }

.prep-card { position: relative; padding: 24px; transition: .24s ease; }
.prep-number { position: absolute; right: 18px; top: 16px; color: rgba(83,58,253,.11); font-size: 2.4rem; font-weight: 900; line-height: 1; }
.prep-icon { margin-bottom: 2px; }

.diseases-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; }
.disease-card { padding: 20px; background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.14); box-shadow: none; transition: .24s ease; }
.disease-card:hover { transform: translateY(-4px); background: rgba(255,255,255,.12); }
.disease-card i { color: #7ef3ff; font-size: 1.35rem; }
.disease-card h3 { color: #fff; font-size: 1.03rem; margin-top: 12px; }
.disease-card p { margin: 0; color: rgba(255,255,255,.72); font-size: .96rem; }

/* TECHNOLOGY */
.tech-comparison { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.tech-column { padding: 26px; }
.tech-column.digital { border-color: rgba(24,188,199,.50); background: linear-gradient(180deg, #fff, #effcff); }
.tech-header { display: grid; grid-template-columns: 48px 1fr; gap: 12px; align-items: center; margin-bottom: 18px; }
.tech-header i { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 14px; color: #fff; background: linear-gradient(135deg, var(--navy), #233a56); }
.tech-column.digital .tech-header i { background: linear-gradient(135deg, var(--atlas), var(--indigo)); }
.tech-header h3 { margin: 0; line-height: 1; }
.tech-status { display: block; margin-top: 4px; color: var(--slate); font-weight: 700; }
.tech-features { display: grid; gap: 9px; }
.tech-features li { display: flex; gap: 9px; color: var(--slate); }
.tech-features i { margin-top: 4px; }
.tech-features .fa-times { color: var(--red); }
.tech-benefits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 18px; }
.benefit { padding: 20px; text-align: center; }
.benefit i { color: var(--atlas-2); font-size: 1.55rem; }
.benefit h4 { margin: 9px 0 5px; }
.benefit p { margin: 0; color: var(--slate); }

/* TIMELINE */
.timeline { position: relative; max-width: 960px; margin: 0 auto; }
.timeline::before { content: ""; position: absolute; left: 50%; top: 10px; bottom: 10px; width: 2px; background: linear-gradient(var(--atlas), var(--indigo)); opacity: .38; }
.timeline-item { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 74px; margin-bottom: 18px; }
.timeline-marker { position: absolute; left: 50%; top: 50%; width: 17px; height: 17px; transform: translate(-50%, -50%); border: 4px solid var(--atlas); border-radius: 50%; background: #fff; box-shadow: 0 0 0 8px rgba(24,188,199,.10); }
.timeline-content { padding: 20px; }
.timeline-year { display: inline-flex; margin-bottom: 8px; padding: 4px 9px; border-radius: 999px; color: #075d68; background: rgba(24,188,199,.12); font-weight: 900; }
.timeline-content h3 { margin: 0 0 5px; }
.timeline-content p { margin: 0; color: var(--slate); }
.timeline-item:nth-child(odd) .timeline-content { grid-column: 1; text-align: right; }
.timeline-item:nth-child(even) .timeline-content { grid-column: 2; }

/* COMPARISON */
.comparison-table { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; box-shadow: var(--shadow-soft); }
.comparison-table table { width: 100%; min-width: 760px; border-collapse: collapse; }
.comparison-table th, .comparison-table td { padding: 15px 16px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.comparison-table th { color: #fff; background: var(--navy); font-weight: 800; }
.comparison-table td:first-child { color: var(--navy); font-weight: 900; }
.comparison-table tbody td:nth-child(2) { background: rgba(24,188,199,.08); color: #073d46; font-weight: 800; }
.comparison-table tr:last-child td { border-bottom: 0; }
.comparison-table .fa-times { color: var(--red); }
.comparison-note { display: flex; gap: 12px; padding: 18px; margin-top: 16px; }
.comparison-note i { margin-top: 3px; color: var(--atlas-2); }
.comparison-note p { margin: 0; color: var(--slate); }

/* BLOG */
.blog-card { overflow: hidden; transition: .24s ease; }
.blog-image { height: 150px; display: grid; place-items: center; color: #fff; font-size: 2.35rem; background: linear-gradient(135deg, var(--atlas), var(--indigo)); }
.blog-content { padding: 20px; }
.blog-category { display: inline-flex; color: var(--atlas-2); font-size: .78rem; font-weight: 900; text-transform: uppercase; letter-spacing: .055em; }
.blog-date { display: inline-flex; margin-top: 2px; color: var(--muted); font-size: .9rem; font-weight: 700; }

/* CONTACT */
.contact-grid { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(330px, .88fr); gap: 26px; align-items: start; }
.contact-form-container { padding: 28px; }
.contact-form { display: grid; gap: 15px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group label { display: block; margin-bottom: 6px; color: var(--navy); font-weight: 800; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; min-height: 48px; padding: 12px 13px;
  border: 1px solid #d8e4ee; border-radius: 12px;
  background: #fbfdff; color: var(--navy); font: inherit; outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.form-group textarea { min-height: 104px; resize: vertical; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--atlas); box-shadow: 0 0 0 4px rgba(24,188,199,.13); }
.form-note { display: flex; gap: 9px; margin: 0; color: var(--slate); font-size: .93rem; }
.contact-info-container { display: grid; gap: 14px; }
.info-card { display: grid; grid-template-columns: 46px minmax(0, 1fr); gap: 4px 12px; align-items: start; padding: 18px; }
.info-card.highlight { border-color: rgba(24,188,199,.55); background: linear-gradient(135deg, #fff, #effcff); }
.info-card .info-icon { grid-row: 1 / span 4; }
.info-card > h3, .info-card > p, .info-card > .schedule { grid-column: 2; }
.info-card h3 { margin: 0 0 4px; }
.info-card p { margin: 0; color: var(--slate); overflow-wrap: anywhere; }
.info-card a { color: var(--indigo); font-weight: 800; overflow-wrap: anywhere; }
.schedule { display: grid; gap: 8px; }
.schedule-item { display: flex; justify-content: space-between; gap: 10px; color: var(--slate); }
.schedule-item strong { color: var(--navy); }

/* FOOTER */
footer { padding: 54px 0 24px; color: rgba(255,255,255,.78); background: #061b31; }
.footer-grid { display: grid; grid-template-columns: 1.45fr 1fr 1fr 1.25fr; gap: 28px; }
.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; color: #fff; }
.footer-logo h3 { margin: 0; }
.footer-col h4 { margin: 0 0 12px; color: #fff; }
.footer-col p { margin: 0; }
.footer-col ul { display: grid; gap: 7px; }
.footer-col li { color: rgba(255,255,255,.72); }
.footer-col a:hover { color: #7ef3ff; }
.social-links { display: flex; gap: 10px; margin-top: 16px; }
.social-links a { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 12px; color: #fff; background: rgba(255,255,255,.10); }
.footer-bottom { margin-top: 32px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.12); text-align: center; font-size: .92rem; }
.footer-bottom p { margin: 0; }

.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 60;
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  color: #fff;
  background: #25d366;
  box-shadow: rgba(37,211,102,.45) 0 18px 36px -16px;
  font-size: 1.65rem;
  transition: .22s ease;
}
.whatsapp-float:hover { transform: translateY(-3px) scale(1.03); }

/* MOBILE */
@media (max-width: 1100px) {
  .nav-link { font-size: .86rem; padding-inline: 8px; }
  .hero-container { grid-template-columns: 1fr; }
  .hero-visual { max-width: 720px; width: 100%; margin-inline: auto; }
  .doctor-grid { grid-template-columns: 1fr; }
  .doctor-image { max-width: 420px; width: 100%; margin-inline: auto; }
  .diseases-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  :root { --header: 70px; }
  .hamburger { display: flex; }
  .nav-menu {
    position: fixed;
    top: calc(var(--header) + 10px);
    left: 14px;
    right: 14px;
    display: grid;
    gap: 6px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(255,255,255,.96);
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: .22s ease;
  }
  .nav-menu.active { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav-link { justify-content: flex-start; width: 100%; min-height: 44px; padding: 11px 12px; font-size: 1rem; }
  .nav-link.btn-primary { margin-left: 0; justify-content: center; }
  .services-grid, .preparation-grid, .blog-grid, .tech-benefits { grid-template-columns: 1fr 1fr; }
  .credentials, .tech-comparison, .contact-grid, .footer-grid { grid-template-columns: 1fr; }
  .timeline::before { left: 12px; }
  .timeline-item { grid-template-columns: 1fr; gap: 0; padding-left: 38px; }
  .timeline-marker { left: 12px; }
  .timeline-item:nth-child(odd) .timeline-content, .timeline-item:nth-child(even) .timeline-content { grid-column: 1; text-align: left; }
}

@media (max-width: 640px) {
  .container, .hero-container { width: min(100% - 28px, var(--max)); }
  .logo { min-width: 0; }
  .logo h1 { font-size: 1rem; }
  .logo span { font-size: .72rem; }
  .logo > i { width: 38px; height: 38px; border-radius: 12px; }
  .hero { padding: 34px 0 44px; min-height: auto; }
  .hero::before { width: 92vw; height: 260px; opacity: .8; }
  .hero-container { gap: 26px; }
  .hero h2 { font-size: clamp(2.45rem, 13.6vw, 3.8rem); letter-spacing: -.07em; }
  .hero-description { font-size: 1.07rem; }
  .hero-features { display: grid; grid-template-columns: 1fr; }
  .feature { width: 100%; }
  .hero-cta { display: grid; grid-template-columns: 1fr; }
  .btn { width: 100%; min-height: 52px; }
  .hero-visual { min-height: 0; padding: 12px; border-radius: 22px; }
  #eegCanvas { height: 255px; border-radius: 16px; }
  .hero-stats { grid-template-columns: 1fr; }
  .section { padding: 58px 0; }
  .section-header { margin-bottom: 28px; }
  .section-header h2 { font-size: clamp(2rem, 10vw, 2.85rem); }
  .services-grid, .preparation-grid, .diseases-grid, .blog-grid, .tech-benefits { grid-template-columns: 1fr; }
  .service-card, .prep-card, .tech-column, .benefit, .timeline-content, .contact-form-container, .info-card { padding: 20px; }
  .form-row { grid-template-columns: 1fr; }
  .schedule-item { display: grid; }
  .info-card { grid-template-columns: 42px 1fr; }
  .whatsapp-float { right: 14px; bottom: 14px; width: 54px; height: 54px; border-radius: 16px; }
}

@media (max-width: 390px) {
  .hero h2 { font-size: 2.35rem; }
  #eegCanvas { height: 230px; }
  .comparison-table table { min-width: 680px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .001ms !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; }
}