*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --primary:#2563eb;--primary-dark:#1d4ed8;--primary-light:#3b82f6;
  --text:#0f172a;--text-muted:#64748b;--bg:#ffffff;--bg-alt:#f8fafc;
  --bg-dark:#0a0f1e;--bg-dark2:#0d1526;
  --border:#e2e8f0;--radius:0.875rem;
  --green:#10b981;--yellow:#f59e0b;--purple:#8b5cf6;
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter',sans-serif;color:var(--text);background:var(--bg);line-height:1.6;overflow-x:hidden}
.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}
a{text-decoration:none;color:inherit}
img{max-width:100%}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.625rem 1.25rem;border-radius:.625rem;font-weight:600;font-size:.95rem;cursor:pointer;border:none;transition:all .2s;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 8px 24px rgba(37,99,235,.35)}
.btn-ghost{background:transparent;color:var(--text-muted);border:1.5px solid var(--border)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}
.btn-white{background:#fff;color:var(--primary);font-weight:700}
.btn-white:hover{background:#f0f7ff;transform:translateY(-1px)}
.btn-lg{padding:.875rem 2rem;font-size:1rem}
.btn-full{width:100%;justify-content:center}

/* GRADIENT TEXT */
.gradient-text{background:linear-gradient(135deg,#60a5fa 0%,#a78bfa 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* NAV */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:.875rem 0;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:all .3s}
.nav.scrolled{border-color:var(--border);box-shadow:0 2px 12px rgba(0,0,0,.06)}
.nav-inner{display:flex;align-items:center;gap:2rem}
.logo{display:flex;align-items:center;gap:.5rem;font-size:1.15rem;font-weight:700;color:var(--text)}
.logo-icon{color:var(--primary);font-size:1.25rem}
.nav-logo-img{height:64px;width:auto;object-fit:contain}
.footer-logo-img{height:56px;width:auto;object-fit:contain;filter:brightness(0) invert(1);margin-bottom:.5rem}
.nav-links{display:flex;gap:1.75rem;list-style:none;margin:0 auto}
.nav-links a{color:var(--text-muted);font-size:.9rem;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--primary)}
.nav-cta{margin-left:auto}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}
.hamburger span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:.3s}
.mobile-menu{display:none;flex-direction:column;gap:1rem;padding:1rem 1.5rem 1.5rem;background:#fff;border-top:1px solid var(--border)}
.mobile-menu a{color:var(--text-muted);font-weight:500}
.mobile-menu.open{display:flex}

/* HERO */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;background:var(--bg-dark);overflow:hidden;padding:7rem 0 5rem}
.hero-bg{position:absolute;inset:0;pointer-events:none}
.hero-glow{position:absolute;border-radius:50%;filter:blur(80px);opacity:.45}
.glow-1{width:600px;height:600px;background:radial-gradient(circle,rgba(37,99,235,.6),transparent 70%);top:-150px;left:-100px}
.glow-2{width:500px;height:500px;background:radial-gradient(circle,rgba(139,92,246,.5),transparent 70%);bottom:-100px;right:-50px}
.grid-overlay{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:60px 60px}
.hero-inner{position:relative;z-index:1;text-align:center;display:flex;flex-direction:column;align-items:center}
.hero-logo{height:140px;width:auto;object-fit:contain;margin-bottom:2rem;filter:brightness(0) invert(1) drop-shadow(0 0 50px rgba(96,165,250,.5));animation:logoFloat 4s ease-in-out infinite alternate}
@keyframes logoFloat{0%{transform:translateY(0)}100%{transform:translateY(-8px)}}
.hero-badge{display:inline-flex;align-items:center;gap:.5rem;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);color:rgba(255,255,255,.8);border-radius:999px;padding:.4rem 1rem;font-size:.8rem;font-weight:500;margin-bottom:1.75rem}
.badge-dot{width:6px;height:6px;border-radius:50%;background:var(--green);box-shadow:0 0 6px var(--green)}
.hero-title{font-size:clamp(2.5rem,6vw,5rem);font-weight:900;line-height:1.08;color:#fff;margin-bottom:1.5rem;letter-spacing:-.02em}
.hero-subtitle{font-size:1.15rem;color:rgba(255,255,255,.65);max-width:600px;margin-bottom:2.5rem;line-height:1.7}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center;margin-bottom:3.5rem}
.hero-stats{display:flex;align-items:center;gap:2rem;padding:1.5rem 2.5rem;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:1rem;flex-wrap:wrap;justify-content:center}
.stat{text-align:center}
.stat-number{display:block;font-size:1.75rem;font-weight:800;color:#fff}
.stat-label{font-size:.8rem;color:rgba(255,255,255,.5);font-weight:500}
.stat-divider{width:1px;height:40px;background:rgba(255,255,255,.1)}
.hero-scroll-indicator{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:.5rem;color:rgba(255,255,255,.35);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase}
.scroll-line{width:1px;height:40px;background:linear-gradient(to bottom,transparent,rgba(255,255,255,.4))}

/* SECTIONS */
.section{padding:6rem 0}
.section-dark{background:var(--bg-dark2);color:#fff}
.section-alt{background:var(--bg-alt)}
.section-header{text-align:center;margin-bottom:4rem}
.section-tag{display:inline-block;background:rgba(37,99,235,.1);color:var(--primary);border:1px solid rgba(37,99,235,.2);border-radius:999px;padding:.3rem .9rem;font-size:.75rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:1rem}
.section-dark .section-tag{background:rgba(96,165,250,.15);color:#60a5fa;border-color:rgba(96,165,250,.3)}
.section-header h2{font-size:clamp(1.75rem,4vw,2.75rem);font-weight:800;line-height:1.15;margin-bottom:.75rem;letter-spacing:-.02em}
.section-dark .section-header h2{color:#fff}
.section-header p{color:var(--text-muted);font-size:1.05rem;max-width:540px;margin:0 auto}
.section-dark .section-header p{color:rgba(255,255,255,.55)}

/* PROBLEMS */
.problems-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}
.problem-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:1.75rem;transition:all .25s}
.problem-card:hover{background:rgba(255,255,255,.07);border-color:rgba(96,165,250,.3);transform:translateY(-3px)}
.problem-icon{font-size:2rem;margin-bottom:1rem}
.problem-card h3{font-size:1rem;font-weight:700;color:#fff;margin-bottom:.5rem}
.problem-card p{font-size:.875rem;color:rgba(255,255,255,.5);line-height:1.65}

/* BENEFITS */
.benefits-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.benefit-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:2rem;transition:all .25s}
.benefit-card:hover{border-color:var(--primary-light);box-shadow:0 8px 32px rgba(37,99,235,.1);transform:translateY(-3px)}
.benefit-large{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.benefit-icon{font-size:2rem;margin-bottom:1rem}
.benefit-card h3{font-size:1.1rem;font-weight:700;margin-bottom:.5rem}
.benefit-card p{font-size:.9rem;color:var(--text-muted);line-height:1.65}
.benefit-list{list-style:none;margin-top:1.25rem;display:flex;flex-direction:column;gap:.4rem}
.benefit-list li{font-size:.875rem;color:var(--text-muted)}
.benefit-list li::first-letter{color:var(--green)}

/* CALENDAR MOCK */
.calendar-mock{background:#0f172a;border-radius:.875rem;padding:1.25rem;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.cal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem;color:#fff;font-weight:600;font-size:.9rem}
.cal-dots{display:flex;gap:5px}
.cal-dots span{width:10px;height:10px;border-radius:50%}
.cal-dots span:nth-child(1){background:#ef4444}
.cal-dots span:nth-child(2){background:#f59e0b}
.cal-dots span:nth-child(3){background:#10b981}
.cal-slots{display:flex;flex-direction:column;gap:.5rem}
.cal-slot{padding:.625rem .875rem;border-radius:.5rem;font-size:.82rem;font-weight:500}
.cal-slot.taken{background:rgba(37,99,235,.15);color:#93c5fd;border:1px solid rgba(37,99,235,.3)}
.cal-slot.free{background:rgba(16,185,129,.1);color:#6ee7b7;border:1px dashed rgba(16,185,129,.3)}

/* FEATURES TABS */
.tabs-nav{display:flex;gap:.5rem;margin-bottom:2rem;background:var(--bg-alt);border:1px solid var(--border);border-radius:.75rem;padding:.4rem;flex-wrap:wrap}
.section-alt .tabs-nav{background:#fff}
.tab-btn{padding:.6rem 1.25rem;border:none;background:transparent;color:var(--text-muted);font-weight:600;font-size:.9rem;border-radius:.5rem;cursor:pointer;transition:all .2s}
.tab-btn.active{background:var(--primary);color:#fff;box-shadow:0 2px 8px rgba(37,99,235,.35)}
.tab-content{display:none}
.tab-content.active{display:block}
.tab-inner{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.tab-feature{display:flex;gap:1rem;margin-bottom:1.5rem}
.tf-icon{width:24px;height:24px;min-width:24px;border-radius:50%;background:rgba(16,185,129,.1);color:var(--green);display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;margin-top:.15rem}
.tab-feature strong{display:block;font-size:.95rem;margin-bottom:.25rem}
.tab-feature p{font-size:.875rem;color:var(--text-muted);margin:0}

/* MOCKUPS */
.mockup-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:0 8px 32px rgba(0,0,0,.08)}
.mockup-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1rem;padding:.875rem 1.25rem;font-size:.85rem;border-bottom:1px solid var(--border);align-items:center}
.mockup-row.header-row{background:var(--bg-alt);font-weight:700;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted)}
.badge-confirmed{background:#d1fae5;color:#065f46;padding:.2rem .6rem;border-radius:999px;font-size:.75rem;font-weight:600}
.badge-waiting{background:#fef3c7;color:#92400e;padding:.2rem .6rem;border-radius:999px;font-size:.75rem;font-weight:600}
.badge-pending{background:#e0e7ff;color:#3730a3;padding:.2rem .6rem;border-radius:999px;font-size:.75rem;font-weight:600}
.badge-done{background:#f3f4f6;color:#4b5563;padding:.2rem .6rem;border-radius:999px;font-size:.75rem;font-weight:600}
.patient-card{display:flex;align-items:center;gap:1.5rem;padding:1.5rem}
.patient-avatar{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--purple));color:#fff;font-weight:800;font-size:1.1rem;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.patient-info{display:flex;flex-direction:column;gap:.2rem;flex:1}
.patient-info strong{font-size:.95rem}
.patient-info span{font-size:.8rem;color:var(--text-muted)}
.patient-stats{display:flex;gap:1.5rem;text-align:center}
.patient-stats strong{display:block;font-size:1.25rem;font-weight:800;color:var(--primary)}
.patient-stats span{font-size:.75rem;color:var(--text-muted)}
.specialist-row{display:flex;align-items:center;gap:1rem;padding:1rem 1.25rem;border-bottom:1px solid var(--border)}
.spec-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#60a5fa,#a78bfa);color:#fff;font-weight:700;font-size:.85rem;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.spec-info{display:flex;flex-direction:column;gap:.15rem}
.spec-info strong{font-size:.9rem}
.spec-info span{font-size:.78rem;color:var(--text-muted)}
.admin-card{display:grid;grid-template-columns:1fr 1fr;gap:0}
.admin-stat{display:flex;align-items:center;gap.75rem;padding:1.25rem 1.5rem;border-bottom:1px solid var(--border);gap:.875rem}
.admin-stat:nth-child(1),.admin-stat:nth-child(2){border-right:1px solid var(--border)}
.a-icon{font-size:1.75rem}
.admin-stat strong{display:block;font-size:1.5rem;font-weight:800;color:var(--text)}
.admin-stat span{font-size:.8rem;color:var(--text-muted)}

/* CTA SECTION */
.section-cta{background:var(--primary);padding:5rem 0;text-align:center;position:relative;overflow:hidden}
.cta-glow{position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(255,255,255,.15) 0%,transparent 70%)}
.cta-inner{position:relative;z-index:1}
.section-cta h2{font-size:clamp(1.75rem,3.5vw,2.5rem);font-weight:800;color:#fff;margin-bottom:1rem}
.section-cta p{color:rgba(255,255,255,.8);font-size:1.05rem;max-width:560px;margin:0 auto 2rem;line-height:1.7}

/* STEPS */
.steps-grid{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:1rem}
.step-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:2rem;text-align:center;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.step-number{font-size:2.5rem;font-weight:900;color:var(--primary);opacity:.2;line-height:1;margin-bottom:.75rem}
.step-card h3{font-size:1rem;font-weight:700;margin-bottom:.5rem}
.step-card p{font-size:.875rem;color:var(--text-muted);line-height:1.65}
.step-arrow{font-size:1.75rem;color:var(--primary-light);opacity:.5;text-align:center}

/* CONTACT */
.contact-section{padding:6rem 0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:5rem;align-items:start}
.contact-info h2{font-size:clamp(1.75rem,3vw,2.5rem);font-weight:800;color:#fff;margin:.75rem 0 1rem}
.contact-info p{color:rgba(255,255,255,.6);line-height:1.7;margin-bottom:2rem}
.contact-channels{display:flex;flex-direction:column;gap:1rem;margin-bottom:1.5rem}
.contact-channel{display:flex;align-items:center;gap:1rem;padding:1rem 1.25rem;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:.75rem;transition:all .2s}
.contact-channel:hover{background:rgba(255,255,255,.1);border-color:rgba(96,165,250,.4);transform:translateX(4px)}
.contact-channel.whatsapp:hover{border-color:rgba(16,185,129,.4)}
.channel-icon{font-size:1.5rem}
.channel-label{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.4);font-weight:600;margin-bottom:.15rem}
.channel-value{color:#fff;font-weight:600;font-size:.95rem}
.contact-note{font-size:.8rem;color:rgba(255,255,255,.35);margin:0}
.contact-form-wrap{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:1rem;padding:2.25rem}
.contact-form{display:flex;flex-direction:column;gap:1.25rem}
.form-group{display:flex;flex-direction:column;gap:.4rem}
.form-group label{font-size:.8rem;font-weight:600;color:rgba(255,255,255,.7);text-transform:uppercase;letter-spacing:.05em}
.form-group input,.form-group textarea{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:.625rem;padding:.75rem 1rem;color:#fff;font-size:.95rem;font-family:inherit;transition:border-color .2s;resize:vertical}
.form-group input::placeholder,.form-group textarea::placeholder{color:rgba(255,255,255,.3)}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-light);background:rgba(255,255,255,.1)}
.form-note{font-size:.78rem;color:rgba(255,255,255,.35);text-align:center;margin-top:.25rem}
.form-success{text-align:center;padding:2rem}
.success-icon{width:56px;height:56px;border-radius:50%;background:var(--green);color:#fff;font-size:1.5rem;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;font-weight:700}
.form-success h3{color:#fff;font-size:1.25rem;margin-bottom:.5rem}
.form-success p{color:rgba(255,255,255,.6);font-size:.9rem;line-height:1.65}

/* FOOTER */
.footer{background:#060c1a;padding:3.5rem 0 0;border-top:1px solid rgba(255,255,255,.06)}
.footer-inner{display:grid;grid-template-columns:1fr auto;gap:4rem;align-items:start;padding-bottom:2.5rem}
.footer-brand .logo{color:#fff;font-size:1.1rem;margin-bottom:.75rem;display:flex}
.footer-brand p{font-size:.85rem;color:rgba(255,255,255,.4);line-height:1.65}
.footer-brand a{color:rgba(255,255,255,.6)}
.footer-links{display:flex;gap:3rem}
.footer-col{display:flex;flex-direction:column;gap:.6rem}
.footer-col strong{color:rgba(255,255,255,.7);font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:.25rem}
.footer-col a{color:rgba(255,255,255,.4);font-size:.875rem;transition:color .2s}
.footer-col a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.06);padding:1.25rem 1.5rem;text-align:center}
.footer-bottom p{font-size:.8rem;color:rgba(255,255,255,.25)}

/* ANIMATIONS */
.fade-in{opacity:0;transform:translateY(24px);transition:opacity .6s,transform .6s}
.fade-in.visible{opacity:1;transform:none}

/* RESPONSIVE */
@media(max-width:900px){
  .nav-links,.nav-cta{display:none}
  .hamburger{display:flex}
  .benefits-grid{grid-template-columns:1fr}
  .benefit-large{grid-template-columns:1fr}
  .tab-inner{grid-template-columns:1fr}
  .steps-grid{grid-template-columns:1fr;gap:1rem}
  .step-arrow{transform:rotate(90deg)}
  .contact-grid{grid-template-columns:1fr;gap:2.5rem}
  .footer-inner{grid-template-columns:1fr;gap:2rem}
  .footer-links{flex-direction:column;gap:2rem}
}
@media(max-width:640px){
  .hero-stats{flex-direction:column;gap:1.25rem}
  .stat-divider{width:60px;height:1px}
  .problems-grid{grid-template-columns:1fr}
}