/* ════════════════════════════════════════════
   Portal de Alunos — Jaqueline Silva
   Tema: Sala de Aula Clara
   Paleta: creme #F9F4EE · tinta #1A1410 · laranja #E8500F · ouro #A88A38
   Tipografia: Fraunces (títulos) + Inter (corpo)
   ════════════════════════════════════════════ */

:root {
  --fundo: #F9F4EE;
  --paper: #F2EAE0;
  --card: #FFFFFF;
  --card-soft: #FFFDF9;
  --orange: #E8500F;
  --orange-soft: rgba(232, 80, 15, 0.07);
  --orange-deep: #C24000;
  --ouro: #A88A38;
  --tinta: #1A1410;
  --ink: #2C2520;
  --muted: rgba(26, 20, 16, 0.62);
  --faint: rgba(26, 20, 16, 0.52);
  --subtle: rgba(26, 20, 16, 0.05);
  --line: rgba(26, 20, 16, 0.14);
  --green: #1e8e64;
  --font: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --display: 'Fraunces', Georgia, serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font);
  background: var(--fundo);
  color: var(--ink);
  line-height: 1.7;
  font-size: 15.5px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--orange-deep); }

/* ── NAV ── */
nav {
  background: rgba(249, 244, 238, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--subtle);
  height: 58px;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

nav .logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--tinta);
  text-decoration: none;
}

nav .logo img {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  object-fit: cover;
}

nav .logo .logo-name {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.05rem;
}

nav .logo .logo-name span { color: var(--ouro); }

.nav-actions { display: flex; align-items: center; gap: 0.8rem; }
.nav-user { color: var(--muted); font-size: 0.85rem; }

/* ── BOTÕES ── */
.btn {
  display: inline-block;
  padding: 0.55rem 1.3rem;
  border-radius: 0;              /* cantos rectos — marca */
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--tinta);
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn:hover { border-color: var(--tinta); }

.btn-primary {
  background: var(--orange);
  border-color: var(--orange);
  color: #fff;
}

.btn-primary:hover { background: var(--orange-deep); border-color: var(--orange-deep); }

.btn-ghost { background: transparent; border: none; color: var(--muted); }
.btn-ghost:hover { color: var(--tinta); }

/* ── LAYOUT ── */
.shell {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2.2rem 2rem 4rem;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 2.4rem;
  align-items: start;
}

@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  aside.sidebar { order: 2; }
}

/* ── HERO ── */
.hero { margin-bottom: 2.2rem; }

.hero .badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ouro);
  border: 1px solid var(--ouro);
  padding: 0.25rem 0.7rem;
  margin-bottom: 1rem;
}

.hero h1 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 2rem;
  line-height: 1.25;
  color: var(--tinta);
  margin-bottom: 0.6rem;
}

.hero p { color: var(--muted); max-width: 46ch; }

/* ── SECÇÕES ── */
.seccao { margin-bottom: 2.6rem; }

.seccao > h2 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--tinta);
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--ouro);
  margin-bottom: 1.3rem;
}

.seccao .vazio {
  color: var(--faint);
  font-size: 0.92rem;
  background: var(--paper);
  padding: 1.2rem 1.4rem;
}

/* ── CARDS DE CURSO ── */
.grelha {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.2rem;
}

.curso-card {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 1.4rem 1.4rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  transition: all 0.15s ease;
}

.curso-card:hover { border-color: var(--ouro); }

.curso-card .emoji { font-size: 1.7rem; line-height: 1; }

.curso-card h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--tinta);
  line-height: 1.35;
}

.curso-card p {
  font-size: 0.86rem;
  color: var(--muted);
  flex-grow: 1;
}

.curso-card .rodape {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  margin-top: 0.4rem;
}

.curso-card .preco {
  font-weight: 700;
  color: var(--tinta);
  font-size: 0.95rem;
}

.tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
}

.tag-meu { background: var(--orange-soft); color: var(--orange-deep); }
.tag-breve { background: var(--subtle); color: var(--faint); }
.tag-gratis { background: rgba(30, 142, 100, 0.1); color: var(--green); }

/* ── SIDEBAR ── */
aside.sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  position: sticky;
  top: 80px;
}

.side-bloco {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 1.3rem 1.4rem;
}

.side-bloco h4 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--tinta);
  margin-bottom: 0.7rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--ouro);
}

.sobre-mim { text-align: left; }

.sobre-mim img {
  width: 74px;
  height: 74px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--ouro);
  margin-bottom: 0.7rem;
}

.sobre-mim .nome {
  font-family: var(--display);
  font-weight: 600;
  color: var(--tinta);
  font-size: 1rem;
}

.sobre-mim p { font-size: 0.83rem; color: var(--muted); margin-top: 0.35rem; }

.redes { display: flex; flex-direction: column; gap: 0.45rem; }

.redes a {
  font-size: 0.86rem;
  color: var(--ink);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.redes a:hover { color: var(--orange-deep); }

.promo { background: var(--paper); border-color: var(--ouro); }
.promo p { font-size: 0.85rem; color: var(--ink); margin-bottom: 0.8rem; }

/* ── LOGIN (modal simples) ── */
.login-caixa {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(26, 20, 16, 0.45);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.login-caixa.aberta { display: flex; }

.login-caixa .interior {
  background: var(--card);
  border-top: 3px solid var(--orange);
  padding: 2rem 2.2rem;
  max-width: 400px;
  width: 100%;
}

.login-caixa h3 {
  font-family: var(--display);
  font-weight: 600;
  color: var(--tinta);
  margin-bottom: 0.4rem;
}

.login-caixa p { font-size: 0.88rem; color: var(--muted); margin-bottom: 1rem; }

.login-caixa input[type="email"] {
  width: 100%;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--line);
  font-family: var(--font);
  font-size: 0.95rem;
  margin-bottom: 0.9rem;
  background: var(--card-soft);
}

.login-caixa input:focus { outline: 2px solid var(--orange); border-color: transparent; }

.login-caixa .acoes { display: flex; gap: 0.7rem; align-items: center; }

.login-msg { font-size: 0.85rem; margin-top: 0.8rem; }
.login-msg.ok { color: var(--green); }
.login-msg.erro { color: var(--orange-deep); }

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--subtle);
  padding: 1.6rem 2rem;
  text-align: center;
  color: var(--faint);
  font-size: 0.8rem;
}