/* ===================================================================
   FarmacoFácil — Design System
   Paleta e tipografia alinhadas à logomarca e às capas de apostila
   =================================================================== */

:root{
  /* cor */
  --teal-900:#0B3D33;
  --teal-800:#0E4C3F;
  --teal-700:#0F6E56;
  --teal-500:#17936F;
  --teal-200:#B9E3D4;
  --teal-100:#E1F5EE;
  --amber-500:#E8A23A;
  --amber-600:#D68F27;
  --amber-700:#C97F1E;
  --ink:#142420;
  --ink-soft:#4B5750;
  --ink-mute:#7C877F;
  --paper:#F6F3EC;
  --white:#FFFFFF;
  --border:#E4E1D6;
  --border-dark:rgba(255,255,255,0.14);

  /* tipografia */
  --font-display:'Archivo', sans-serif;
  --font-body:'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* forma */
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --radius-full:999px;
  --shadow-sm:0 1px 3px rgba(20,36,32,0.08);
  --shadow:0 12px 32px rgba(20,36,32,0.10);
  --shadow-lg:0 24px 60px rgba(20,36,32,0.16);
  --transition:all .25s ease;
  --container:1200px;
}

/* ===== Reset ===== */
*,*::before,*::after{ margin:0; padding:0; box-sizing:border-box; }

html{ scroll-behavior:smooth; font-size:16px; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
}

body{
  font-family:var(--font-body);
  color:var(--ink-soft);
  background:var(--white);
  line-height:1.65;
  overflow-x:hidden;
}

a{ text-decoration:none; color:inherit; }
img,svg{ max-width:100%; display:block; }
ul{ list-style:none; }
button{ font-family:inherit; border:none; background:none; cursor:pointer; }

h1,h2,h3,h4{ font-family:var(--font-display); color:var(--ink); font-weight:800; line-height:1.15; }

.container{ max-width:var(--container); margin:0 auto; padding:0 24px; }

.skip-link{
  position:absolute; left:-9999px; top:auto;
  background:var(--teal-900); color:var(--white); padding:12px 20px;
  border-radius:0 0 var(--radius-sm) 0; z-index:2000;
}
.skip-link:focus{ left:0; top:0; }

:focus-visible{ outline:3px solid var(--amber-500); outline-offset:2px; }

/* ===== Logo ===== */
.logo{ display:flex; align-items:center; gap:12px; }

.logo-mark{ width:42px; height:42px; flex-shrink:0; transition:var(--transition); }
.logo:hover .logo-mark{ transform:scale(1.06) rotate(-4deg); }

.logo-text{ display:flex; flex-direction:column; line-height:1.15; }
.logo-brand{ font-family:var(--font-display); font-size:1.3rem; font-weight:900; color:var(--ink); }
.logo-highlight{ font-family:var(--font-display); font-size:1.3rem; font-weight:900; color:var(--teal-700); }
.logo-tagline{ font-size:.6rem; font-weight:600; color:var(--ink-mute); letter-spacing:.06em; text-transform:uppercase; }

.footer .logo-brand{ color:var(--white); }
.footer .logo-highlight{ color:var(--amber-500); }
.footer .logo-tagline{ color:var(--teal-200); }

/* ===== Buttons ===== */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 26px; border-radius:var(--radius-full);
  font-weight:700; font-size:.95rem; font-family:var(--font-body);
  cursor:pointer; transition:var(--transition);
  border:2px solid transparent; white-space:nowrap;
  position:relative; overflow:hidden;
}
.btn-primary{ background:var(--teal-700); color:var(--white); border-color:var(--teal-700); }
.btn-primary:hover{ background:var(--teal-800); border-color:var(--teal-800); transform:translateY(-2px); box-shadow:var(--shadow); }

.btn-outline{ background:transparent; color:var(--teal-700); border-color:var(--teal-700); }
.btn-outline:hover{ background:var(--teal-700); color:var(--white); transform:translateY(-2px); }

.btn-lg{ padding:17px 34px; font-size:1.05rem; }
.btn-block{ display:flex; width:100%; }

.btn-destaque{ background:var(--amber-500); border-color:var(--amber-500); color:var(--teal-900); }
.btn-destaque:hover{ background:var(--amber-700); border-color:var(--amber-700); color:var(--white); }

/* ===== Header ===== */
.header{
  position:fixed; top:0; left:0; right:0; z-index:1000;
  background:rgba(246,243,236,0.9); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  transition:var(--transition);
}
.header.scrolled{ box-shadow:var(--shadow); background:rgba(255,255,255,0.96); }

.navbar{ display:flex; align-items:center; justify-content:space-between; height:74px; gap:16px; }

.nav-menu{ display:flex; gap:4px; }
.nav-menu a{
  padding:9px 16px; border-radius:var(--radius-full); font-weight:600;
  font-size:.92rem; color:var(--ink-soft); transition:var(--transition);
}
.nav-menu a:hover{ color:var(--teal-700); background:var(--teal-100); }

.nav-btn{ margin-left:auto; }

.hamburger{ display:none; flex-direction:column; gap:5px; cursor:pointer; padding:8px; }
.hamburger span{ width:24px; height:2.5px; background:var(--ink); border-radius:2px; transition:var(--transition); }
.hamburger.active span:nth-child(1){ transform:rotate(45deg) translate(5px,5px); }
.hamburger.active span:nth-child(2){ opacity:0; }
.hamburger.active span:nth-child(3){ transform:rotate(-45deg) translate(5px,-5px); }

/* ===== Hero ===== */
.hero{
  position:relative; overflow:hidden;
  padding:clamp(120px,18vw,150px) 0 90px;
  background:linear-gradient(165deg, var(--teal-900) 0%, var(--teal-800) 45%, var(--teal-700) 100%);
  color:var(--white);
}
.hero::before{
  content:''; position:absolute; inset:0; opacity:.06; pointer-events:none;
  background-image:radial-gradient(circle, var(--white) 1.5px, transparent 1.5px);
  background-size:26px 26px;
}
.hero .container{
  position:relative; z-index:2;
  display:grid; grid-template-columns:1.1fr .9fr; gap:56px; align-items:center;
}

.hero-badge{
  display:inline-flex; align-items:center; gap:8px;
  background:rgba(255,255,255,0.1); border:1px solid var(--border-dark);
  padding:8px 16px; border-radius:var(--radius-full);
  font-size:.85rem; font-weight:600; color:var(--teal-200); margin-bottom:20px;
}
.hero-badge i{ color:var(--amber-500); }

.hero h1{
  font-size:clamp(2rem,4.2vw,3rem); color:var(--white); margin-bottom:18px; letter-spacing:-.01em;
}
.hero p{ font-size:1.08rem; color:var(--teal-200); max-width:52ch; margin-bottom:32px; }

.hero-cta{ display:flex; flex-wrap:wrap; gap:16px; margin-bottom:44px; }
.hero .btn-outline{ color:var(--white); border-color:var(--border-dark); }
.hero .btn-outline:hover{ background:var(--white); color:var(--teal-900); border-color:var(--white); }

.hero-stats{ display:flex; flex-wrap:wrap; gap:36px; }
.stat{ display:flex; flex-direction:column; }
.stat-number{ font-family:var(--font-display); font-size:1.9rem; font-weight:900; color:var(--amber-500); }
.stat-label{ font-size:.82rem; color:var(--teal-200); }

.hero-image{ position:relative; height:400px; }

.hero-main-icon{
  position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
  width:170px; height:170px; z-index:2;
}
.hero-main-icon svg{ width:100%; height:100%; }
.pulse-ring{
  position:absolute; inset:-14px; border:2px solid var(--amber-500);
  border-radius:50%; opacity:.6; animation:pulse 2.4s ease-out infinite;
}
@keyframes pulse{
  0%{ transform:scale(.9); opacity:.7; }
  100%{ transform:scale(1.35); opacity:0; }
}

.hero-floating-card{
  position:absolute; display:flex; align-items:center; gap:10px;
  background:var(--paper); color:var(--ink); padding:12px 18px;
  border-radius:var(--radius); box-shadow:var(--shadow-lg);
  font-weight:700; font-size:.92rem; animation:float 5s ease-in-out infinite;
}
.hero-floating-card i{ color:var(--teal-700); font-size:1.1rem; }
.card-1{ top:8%; left:0; animation-delay:0s; }
.card-2{ bottom:14%; right:0; animation-delay:1.2s; }
.card-3{ top:44%; right:8%; animation-delay:2.4s; }
@keyframes float{
  0%,100%{ transform:translateY(0); }
  50%{ transform:translateY(-12px); }
}

.hero-gabarito{
  position:absolute; bottom:0; left:50%; transform:translateX(-50%);
  display:flex; align-items:center; gap:10px; z-index:2;
}
.hero-gabarito .bubble{
  width:28px; height:28px; border-radius:50%; border:2px solid var(--teal-500);
  display:flex; align-items:center; justify-content:center;
  font-size:.72rem; font-weight:700; color:var(--teal-200);
}
.hero-gabarito .bubble.filled{ background:var(--amber-500); border-color:var(--amber-500); color:var(--teal-900); }

.wave-divider{ position:absolute; bottom:-1px; left:0; width:100%; line-height:0; z-index:1; }
.wave-divider svg{ width:100%; height:70px; }
.wave-divider path{ fill:var(--white); }

/* ===== Section header ===== */
.section-header{ text-align:center; max-width:640px; margin:0 auto 52px; }
.section-tag{
  display:inline-block; background:var(--teal-100); color:var(--teal-700);
  font-weight:700; font-size:.8rem; letter-spacing:.06em; text-transform:uppercase;
  padding:6px 16px; border-radius:var(--radius-full); margin-bottom:14px;
}
.section-header h2{ font-size:clamp(1.6rem,3vw,2.2rem); margin-bottom:12px; }
.section-header p{ color:var(--ink-mute); font-size:1.02rem; }

section{ padding:88px 0; }

/* ===== Disciplinas ===== */
.disciplinas-grid{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(230px,1fr)); gap:22px;
}
.disciplina-card{
  background:var(--paper); border:1px solid var(--border); border-radius:var(--radius);
  padding:28px; transition:var(--transition);
}
.disciplina-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow); border-color:var(--teal-500); }
.disciplina-icon{
  width:52px; height:52px; border-radius:var(--radius-sm); background:var(--teal-100);
  color:var(--teal-700); display:flex; align-items:center; justify-content:center;
  font-size:1.3rem; margin-bottom:16px;
}
.disciplina-card h3{ font-size:1.08rem; margin-bottom:8px; }
.disciplina-card p{ font-size:.92rem; color:var(--ink-mute); margin-bottom:16px; }
.aula-count{
  display:inline-block; font-size:.78rem; font-weight:700; color:var(--teal-700);
  background:var(--teal-100); padding:4px 12px; border-radius:var(--radius-full);
}

/* ===== Recursos ===== */
.recursos{ background:var(--paper); }
.recursos-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:24px; }
.recurso-card{
  background:var(--white); border:1px solid var(--border); border-radius:var(--radius);
  padding:32px; transition:var(--transition);
}
.recurso-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow); }
.recurso-icon-wrapper{
  width:56px; height:56px; border-radius:var(--radius-sm);
  background:var(--teal-900); color:var(--amber-500);
  display:flex; align-items:center; justify-content:center; font-size:1.4rem; margin-bottom:18px;
}
.recurso-card h3{ font-size:1.1rem; margin-bottom:10px; }
.recurso-card p{ font-size:.92rem; color:var(--ink-mute); }

/* ===== Planos ===== */
.planos-grid{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
  gap:28px; max-width:760px; margin:0 auto;
}
.plano-card{
  background:var(--white); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:36px 30px; display:flex; flex-direction:column; transition:var(--transition);
}
.plano-card:hover{ box-shadow:var(--shadow); }
.plano-destaque{ border-color:var(--teal-700); box-shadow:var(--shadow); position:relative; }

.plano-badge-wrapper{ position:relative; height:0; display:flex; justify-content:center; margin-bottom:10px; }
.plano-badge{
  display:inline-block; background:var(--teal-700); color:var(--white);
  padding:6px 18px; border-radius:var(--radius-full); font-size:.72rem; font-weight:700;
  letter-spacing:.04em; white-space:nowrap; position:relative; top:-14px;
}
.plano-badge.destaque{ background:var(--amber-500); color:var(--teal-900); }

.plano-header{ text-align:center; padding-bottom:24px; border-bottom:1px solid var(--border); margin-bottom:24px; }
.plano-header h3{ font-size:1.3rem; margin-bottom:12px; }
.plano-preco{ display:flex; align-items:baseline; justify-content:center; gap:4px; color:var(--ink); }
.plano-preco .moeda{ font-size:1rem; font-weight:700; align-self:flex-start; margin-top:6px; }
.plano-preco .valor{ font-family:var(--font-display); font-size:2.6rem; font-weight:900; }
.plano-preco .periodo{ font-size:.9rem; color:var(--ink-mute); }
.plano-header p{ font-size:.9rem; color:var(--ink-mute); margin-top:8px; }

.plano-features{ display:flex; flex-direction:column; gap:14px; margin-bottom:28px; flex:1; }
.plano-features li{ display:flex; align-items:flex-start; gap:10px; font-size:.92rem; color:var(--ink-soft); }
.plano-features i{ color:var(--teal-700); margin-top:3px; }
.plano-features .feature-disabled{ color:var(--ink-mute); }
.plano-features .feature-disabled i{ color:#C7C2B4; }

/* ===== Apostilas ===== */
.apostilas{ background:var(--paper); }
.apostilas-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(230px,1fr)); gap:22px; }
.apostila-card{
  background:var(--white); border:1px solid var(--border); border-radius:var(--radius);
  padding:26px; text-align:center; transition:var(--transition);
}
.apostila-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow); }
.apostila-img{
  width:100%; height:90px; border-radius:var(--radius-sm); background:var(--teal-900);
  color:var(--amber-500); display:flex; align-items:center; justify-content:center;
  font-size:2rem; margin-bottom:18px;
}
.apostila-card h3{ font-size:1.02rem; margin-bottom:8px; }
.apostila-card p{ font-size:.88rem; color:var(--ink-mute); margin-bottom:14px; }
.apostila-preco{ display:block; font-family:var(--font-display); font-size:1.3rem; font-weight:900; color:var(--teal-700); margin-bottom:16px; }

/* ===== Depoimentos ===== */
.depoimentos-slider{ position:relative; max-width:680px; margin:0 auto; text-align:center; min-height:220px; }
.depoimento-card{ display:none; }
.depoimento-card.active{ display:block; animation:fadeIn .5s ease; }
@keyframes fadeIn{ from{ opacity:0; transform:translateY(8px);} to{ opacity:1; transform:translateY(0);} }
.depoimento-stars{ color:var(--amber-500); font-size:1.1rem; margin-bottom:16px; letter-spacing:2px; }
.depoimento-card p{ font-size:1.1rem; color:var(--ink); font-style:italic; margin-bottom:24px; }
.depoimento-autor{ display:flex; align-items:center; justify-content:center; gap:12px; }
.autor-avatar{
  width:44px; height:44px; border-radius:50%; background:var(--teal-700); color:var(--white);
  display:flex; align-items:center; justify-content:center; font-weight:700; font-size:.9rem;
}
.depoimento-autor strong{ display:block; font-size:.94rem; color:var(--ink); }
.depoimento-autor span{ font-size:.82rem; color:var(--ink-mute); }
.depoimento-controls{ display:flex; justify-content:center; gap:8px; margin-top:28px; }
.depoimento-dot{ width:9px; height:9px; border-radius:50%; background:var(--border); transition:var(--transition); }
.depoimento-dot.active{ background:var(--teal-700); width:24px; border-radius:var(--radius-full); }

/* ===== FAQ ===== */
.faq-list{ max-width:760px; margin:0 auto; display:flex; flex-direction:column; gap:12px; }
.faq-item{ border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; }
.faq-question{
  width:100%; display:flex; align-items:center; justify-content:space-between;
  padding:20px 24px; font-weight:700; font-size:.98rem; color:var(--ink); text-align:left;
  transition:var(--transition);
}
.faq-question:hover{ background:var(--teal-100); }
.faq-question i{ transition:transform .25s ease; color:var(--teal-700); }
.faq-question i.active{ transform:rotate(180deg); }
.faq-answer{ max-height:0; overflow:hidden; transition:max-height .3s ease; }
.faq-answer.open{ max-height:220px; }
.faq-answer p{ padding:0 24px 20px; font-size:.94rem; color:var(--ink-mute); }

/* ===== CTA final ===== */
.cta-final{
  background:linear-gradient(135deg, var(--teal-900), var(--teal-700));
  color:var(--white); text-align:center; padding:80px 0;
}
.cta-final h2{ color:var(--white); font-size:clamp(1.6rem,3vw,2.1rem); margin-bottom:14px; }
.cta-final p{ color:var(--teal-200); margin-bottom:30px; }

/* ===== Footer ===== */
.footer{ background:var(--ink); color:var(--teal-200); padding:70px 0 0; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1.2fr; gap:40px; padding-bottom:50px; }
.footer-brand p{ margin:16px 0 20px; font-size:.9rem; max-width:32ch; }
.social-links{ display:flex; gap:10px; }
.social-links a{
  width:38px; height:38px; border-radius:50%; background:rgba(255,255,255,0.08);
  display:flex; align-items:center; justify-content:center; transition:var(--transition);
}
.social-links a:hover{ background:var(--amber-500); color:var(--teal-900); }
.footer-links h4, .footer-newsletter h4{ color:var(--white); font-size:.95rem; margin-bottom:18px; }
.footer-links ul{ display:flex; flex-direction:column; gap:10px; }
.footer-links a{ font-size:.9rem; transition:var(--transition); }
.footer-links a:hover{ color:var(--amber-500); }
.footer-newsletter p{ font-size:.88rem; margin-bottom:16px; }
.newsletter-form{ display:flex; gap:8px; }
.newsletter-form input{
  flex:1; padding:11px 14px; border-radius:var(--radius-full); border:none;
  background:rgba(255,255,255,0.08); color:var(--white); font-size:.88rem;
}
.newsletter-form input::placeholder{ color:var(--teal-200); }
.newsletter-form button{
  width:42px; height:42px; border-radius:50%; background:var(--amber-500); color:var(--teal-900);
  display:flex; align-items:center; justify-content:center; flex-shrink:0; transition:var(--transition);
}
.newsletter-form button:hover{ background:var(--amber-700); }
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.08); padding:22px 0; text-align:center; font-size:.82rem;
}

/* ===== WhatsApp float ===== */
.whatsapp-float{
  position:fixed; bottom:24px; right:24px; z-index:900;
  width:56px; height:56px; border-radius:50%; background:#25D366; color:var(--white);
  display:flex; align-items:center; justify-content:center; font-size:1.6rem;
  box-shadow:var(--shadow-lg); transition:var(--transition);
}
.whatsapp-float:hover{ transform:scale(1.08); }

/* ===================================================================
   Responsivo
   =================================================================== */
@media (max-width:968px){
  .hero .container{ grid-template-columns:1fr; text-align:center; }
  .hero p{ margin-left:auto; margin-right:auto; }
  .hero-cta{ justify-content:center; }
  .hero-stats{ justify-content:center; }
  .hero-image{ height:300px; margin-top:20px; }

  .nav-menu{
    position:fixed; top:74px; left:-100%; width:100%; height:calc(100vh - 74px);
    background:var(--white); flex-direction:column; padding:32px; gap:6px; transition:var(--transition);
  }
  .nav-menu.active{ left:0; }
  .nav-btn{ display:none !important; }
  .hamburger{ display:flex; }

  .footer-grid{ grid-template-columns:1fr 1fr; }
}

@media (max-width:640px){
  section{ padding:64px 0; }
  .footer-grid{ grid-template-columns:1fr; gap:32px; }
  .hero-gabarito{ display:none; }
}

@media (max-width:480px){
  .logo-brand, .logo-highlight{ font-size:1rem; }
  .logo-tagline{ font-size:.42rem; }
  .logo-mark{ width:32px; height:32px; }

  .hero{ padding:110px 0 60px; }
  .hero-cta{ flex-direction:column; }
  .apostilas-grid{ grid-template-columns:1fr 1fr; }
  .section-header h2{ font-size:1.5rem; }
}