/* =============================================================
   PSITEC — Design tokens
============================================================= */
:root {
  --bg: #08080f;
  --bg-alt: #0d0d18;
  --surface: #13131f;
  --surface-2: #191926;
  --border: #24243a;
  --border-soft: #1c1c2b;

  --text: #f2f2f7;
  --text-muted: #a7a7c0;
  --text-faint: #6f6f8c;

  --accent-1: #7c6cf6;
  --accent-2: #4f46e5;
  --accent-3: #a78bfa;
  --gradient: linear-gradient(135deg, var(--accent-1), var(--accent-2));

  --psi-1: #2dd4bf;
  --psi-2: #14b8a6;

  --good: #34d399;
  --bad: #f87171;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shadow-glow: 0 0 0 1px rgba(124,108,246,0.15), 0 20px 60px -20px rgba(79,70,229,0.35);
  --container: 1180px;

  --font-body: 'Inter', system-ui, -apple-system, Segoe UI, sans-serif;
  --font-head: 'Sora', 'Inter', system-ui, sans-serif;
}

/* =============================================================
   Reset
============================================================= */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5 { font-family: var(--font-head); line-height: 1.2; margin: 0 0 .6em; color: var(--text); }
p { margin: 0 0 1em; color: var(--text-muted); }
button { font-family: inherit; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 96px 0; position: relative; }
@media (max-width: 720px) {
  .section { padding: 64px 0; }
}

.section-head { max-width: 720px; margin: 0 auto 48px; text-align: center; }
.section-head h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); }
.section-lead { font-size: 1.05rem; }

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 14px;
}
.eyebrow-accent { color: var(--accent-3); }
.eyebrow-accent-psi { color: var(--psi-1); }

.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* =============================================================
   Buttons
============================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 10px 30px -10px rgba(79,70,229,0.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 36px -12px rgba(79,70,229,0.65); }
.btn-ghost {
  background: rgba(255,255,255,0.03);
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--accent-1); color: #fff; }
.btn-ghost-psi {
  display: inline-flex;
  color: var(--psi-1);
  font-weight: 600;
  border-bottom: 1px solid rgba(45,212,191,0.4);
  padding: 2px 0;
  border-radius: 0;
}
.btn-sm { padding: 9px 18px; font-size: 0.85rem; }
.btn-block { width: 100%; }

/* =============================================================
   Header
============================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8,8,15,0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-soft);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}
.brand-mark { display: inline-flex; }
.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.main-nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color .15s ease;
}
.main-nav a:hover { color: #fff; }

.header-actions { display: flex; align-items: center; gap: 14px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
}
.nav-toggle span {
  display: block;
  width: 16px;
  height: 2px;
  margin: 0 auto;
  background: var(--text);
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .main-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border-soft);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px;
    gap: 16px;
    display: none;
  }
  .main-nav.is-open { display: flex; }
  .nav-toggle { display: flex; }
  .header-actions .btn-sm { display: none; }
}

/* =============================================================
   Hero
============================================================= */
.hero {
  position: relative;
  padding: 84px 0 90px;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  top: -220px;
  right: -160px;
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(124,108,246,0.35), transparent 65%);
  filter: blur(20px);
  pointer-events: none;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.hero-copy h1 {
  font-size: clamp(2.1rem, 4.2vw, 3.4rem);
  letter-spacing: -0.02em;
}
.hero-lead { font-size: 1.08rem; max-width: 560px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin: 28px 0 40px; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  padding-top: 28px;
  border-top: 1px solid var(--border-soft);
}
.hero-stat { display: flex; flex-direction: column; gap: 4px; }
.hero-stat strong { font-family: var(--font-head); font-size: 1.3rem; color: #fff; }
.hero-stat span { font-size: 0.82rem; color: var(--text-faint); }
.hero-footnote { font-size: 0.75rem; color: var(--text-faint); margin-top: 16px; }

.hero-visual { position: relative; }
.browser-frame {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-glow);
}
.browser-bar {
  display: flex;
  gap: 6px;
  padding: 12px 14px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.dot { width: 9px; height: 9px; border-radius: 50%; }
.dot-red { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green { background: #28c840; }

.floating-card {
  position: absolute;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 12px 30px -10px rgba(0,0,0,0.5);
}
.floating-card-1 { top: -18px; left: 24px; color: var(--good); }
.floating-card-2 {
  bottom: -18px;
  right: 20px;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}
.floating-card-2 span { font-weight: 400; color: var(--text-faint); font-size: 0.72rem; }
.pulse-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--good);
  box-shadow: 0 0 0 0 rgba(52,211,153,0.7);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(52,211,153,0.6); }
  70% { box-shadow: 0 0 0 10px rgba(52,211,153,0); }
  100% { box-shadow: 0 0 0 0 rgba(52,211,153,0); }
}

@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; margin-top: 10px; }
  .hero-stats { grid-template-columns: 1fr; gap: 14px; }
  .floating-card { display: none; }
}

/* =============================================================
   Branches strip
============================================================= */
.branches-strip {
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  background: var(--bg-alt);
  padding: 22px 0;
}
.branches-inner {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  justify-content: center;
}
.branch-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 420px;
}
.branch-chip strong { display: block; font-size: 0.95rem; color: #fff; }
.branch-chip span { font-size: 0.82rem; color: var(--text-faint); }
.branch-icon {
  width: 34px; height: 34px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}
.branch-icon-tech { background: rgba(124,108,246,0.15); color: var(--accent-3); }
.branch-icon-psi { background: rgba(45,212,191,0.15); color: var(--psi-1); }

/* =============================================================
   MedPrint section
============================================================= */
.medprint-section { background: linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%); }

.compare-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 64px;
}
.compare-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
}
.compare-card h3 { font-size: 1.15rem; margin-bottom: 4px; }
.compare-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 10px;
}
.compare-price { font-family: var(--font-head); font-size: 1.3rem; color: #fff; margin-bottom: 10px; }
.compare-price span { font-size: 0.75rem; font-weight: 400; color: var(--text-faint); }
.compare-list { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
.compare-list li {
  font-size: 0.88rem;
  padding-left: 22px;
  position: relative;
  color: var(--text-muted);
}
.compare-list-bad li::before { content: "–"; position: absolute; left: 0; color: var(--bad); font-weight: 700; }
.compare-list-good li::before { content: "✓"; position: absolute; left: 0; color: var(--good); font-weight: 700; }

.compare-card-highlight {
  background: linear-gradient(180deg, rgba(124,108,246,0.12), rgba(79,70,229,0.04));
  border-color: rgba(124,108,246,0.5);
  box-shadow: 0 20px 50px -24px rgba(79,70,229,0.6);
  position: relative;
}
.compare-tag-highlight { color: var(--accent-3); }

@media (max-width: 900px) {
  .compare-grid { grid-template-columns: 1fr; }
}

.screens-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  margin-bottom: 56px;
}
.screen-card {
  margin: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.screen-card img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 16/10.5; }
.screen-card figcaption {
  padding: 14px 18px;
  font-size: 0.85rem;
  color: var(--text-faint);
  border-top: 1px solid var(--border);
}
@media (max-width: 800px) {
  .screens-grid { grid-template-columns: 1fr; }
}

.video-block { max-width: 860px; margin: 0 auto; text-align: center; }
.video-wrap {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-glow);
}
.video-wrap iframe {
  position: absolute; inset: 0; width: 100%; height: 100%; border: 0;
}
.video-caption { margin-top: 16px; font-size: 0.88rem; color: var(--text-faint); }

/* =============================================================
   Steps
============================================================= */
.steps-section { background: var(--bg-alt); }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  position: relative;
}
.step-num {
  display: inline-block;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.6rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 10px;
}
.step-card h3 { font-size: 1.02rem; }
.step-card p { font-size: 0.88rem; margin-bottom: 0; }

@media (max-width: 980px) {
  .steps-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .steps-grid { grid-template-columns: 1fr; }
}

/* =============================================================
   Specs
============================================================= */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.spec-item {
  background: var(--surface);
  padding: 26px 22px;
}
.spec-item h4 { font-size: 0.92rem; color: #fff; margin-bottom: 8px; }
.spec-item p { font-size: 0.85rem; margin-bottom: 0; }

@media (max-width: 980px) {
  .specs-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .specs-grid { grid-template-columns: 1fr; }
}

/* =============================================================
   Persona
============================================================= */
.persona-section { background: var(--bg-alt); }
.persona-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.persona-copy p { font-size: 1.02rem; }
.ods-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.ods-badge {
  font-size: 0.76rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(124,108,246,0.12);
  border: 1px solid rgba(124,108,246,0.35);
  color: var(--accent-3);
}
.persona-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.metric-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
}
.metric-card strong { display: block; font-family: var(--font-head); font-size: 1.7rem; color: #fff; margin-bottom: 6px; }
.metric-card span { font-size: 0.8rem; color: var(--text-faint); }

@media (max-width: 900px) {
  .persona-grid { grid-template-columns: 1fr; }
}

/* =============================================================
   Market table
============================================================= */
.market-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}
.market-table { width: 100%; border-collapse: collapse; min-width: 560px; }
.market-table th, .market-table td {
  padding: 16px 20px;
  text-align: left;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.market-table th {
  color: var(--text-faint);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.market-table td { color: var(--text-muted); white-space: normal; }
.market-row-highlight td {
  background: rgba(124,108,246,0.1);
  color: #fff;
  font-weight: 500;
}
.market-table tr:last-child td { border-bottom: none; }
.market-footnote { font-size: 0.78rem; color: var(--text-faint); margin-top: 14px; text-align: center; }

/* =============================================================
   Branch sections (Tecnologia / Psicologia)
============================================================= */
.branch-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.branch-grid-reverse .branch-copy { order: 2; }
.branch-copy p { font-size: 1.02rem; }
.feature-list { display: flex; flex-direction: column; gap: 12px; margin: 22px 0; }
.feature-list li {
  padding-left: 26px;
  position: relative;
  font-size: 0.95rem;
  color: var(--text-muted);
}
.feature-list li::before {
  content: "";
  position: absolute; left: 0; top: 7px;
  width: 8px; height: 8px; border-radius: 2px;
  background: var(--gradient);
}
.feature-list-psi li::before { background: linear-gradient(135deg, var(--psi-1), var(--psi-2)); }

.branch-tech { background: var(--bg); }
.branch-psi { background: linear-gradient(180deg, var(--bg-alt), var(--bg)); }

.psi-professional {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 24px;
}
.psi-professional h3 { font-size: 1rem; margin-bottom: 2px; }
.psi-professional p { font-size: 0.85rem; margin-bottom: 0; }
.team-avatar-psi { background: linear-gradient(135deg, var(--psi-1), var(--psi-2)); flex-shrink: 0; margin-bottom: 0; }
.team-role-psi { color: var(--psi-1); }

.branch-visual { position: relative; height: 320px; }
.orbit-card {
  position: absolute;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 26px;
  font-weight: 700;
  font-family: var(--font-head);
  box-shadow: 0 20px 50px -20px rgba(79,70,229,0.4);
  top: 20%;
  left: 10%;
}
.orbit-card-2 { top: 50%; left: 45%; border-color: rgba(124,108,246,0.5); }
.orbit-card-3 { top: 72%; left: 5%; }

.psi-blob {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 260px; height: 260px;
  border-radius: 42% 58% 60% 40% / 45% 45% 55% 55%;
  background: linear-gradient(140deg, rgba(45,212,191,0.35), rgba(20,184,166,0.08));
  border: 1px solid rgba(45,212,191,0.35);
  animation: blobmove 8s ease-in-out infinite;
}
@keyframes blobmove {
  0%, 100% { border-radius: 42% 58% 60% 40% / 45% 45% 55% 55%; }
  50% { border-radius: 58% 42% 40% 60% / 55% 60% 40% 45%; }
}

@media (max-width: 900px) {
  .branch-grid { grid-template-columns: 1fr; }
  .branch-grid-reverse .branch-copy { order: 0; }
  .branch-visual { height: 220px; order: -1; }
}

/* =============================================================
   Team
============================================================= */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.team-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 26px 22px;
}
.team-card-lead {
  border-color: rgba(124,108,246,0.5);
  background: linear-gradient(180deg, rgba(124,108,246,0.1), rgba(19,19,31,1));
}
.team-avatar {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 16px;
}
.team-card h3 { font-size: 1rem; margin-bottom: 2px; }
.team-role { display: block; font-size: 0.78rem; color: var(--accent-3); font-weight: 600; margin-bottom: 12px; }
.team-card p { font-size: 0.85rem; margin-bottom: 14px; }
.team-link { font-size: 0.8rem; font-weight: 600; color: var(--text-muted); border-bottom: 1px solid var(--border); padding-bottom: 2px; }
.team-link:hover { color: #fff; border-color: var(--accent-1); }

@media (max-width: 980px) {
  .team-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .team-grid { grid-template-columns: 1fr; }
}

.institution-strip {
  margin-top: 40px;
  text-align: center;
  color: var(--text-faint);
  font-size: 0.85rem;
  font-weight: 500;
}
.dot-sep { margin: 0 10px; opacity: 0.5; }

/* =============================================================
   Contact
============================================================= */
.contact-section { background: var(--bg-alt); }
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
}
.contact-info { display: flex; flex-direction: column; gap: 18px; margin-top: 24px; }
.contact-info div { display: flex; flex-direction: column; gap: 2px; }
.contact-info strong { font-size: 0.85rem; color: var(--text-faint); font-weight: 600; }
.contact-info span { font-size: 1rem; color: #fff; }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.form-row { display: flex; flex-direction: column; gap: 8px; }
.form-row label { font-size: 0.82rem; font-weight: 600; color: var(--text-muted); }
.form-row input,
.form-row select,
.form-row textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.92rem;
  resize: vertical;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent-1);
}
.form-note { font-size: 0.82rem; color: var(--good); min-height: 1em; margin: 0; }

@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* =============================================================
   Footer
============================================================= */
.site-footer {
  background: var(--bg);
  border-top: 1px solid var(--border-soft);
  padding: 56px 0 24px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.1fr 2fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border-soft);
}
.footer-brand p { font-size: 0.85rem; margin-top: 14px; max-width: 320px; }
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col h5 { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-faint); margin-bottom: 4px; }
.footer-col a { font-size: 0.88rem; color: var(--text-muted); }
.footer-col a:hover { color: #fff; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 24px;
  font-size: 0.8rem;
  color: var(--text-faint);
}

@media (max-width: 760px) {
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-cols { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 480px) {
  .footer-cols { grid-template-columns: 1fr 1fr; }
}