/* =========================================================
   LP do APLICATIVO — Team Diou
   Estende style.css (tokens OLED + navbar/footer/wbot/btns).
   Accent extra: verde do app (#22C55E) p/ CTAs de produto/demo.
   ========================================================= */

:root {
  --green: #22C55E;
  --green-hover: #2EE56B;
  --border-green: rgba(34, 197, 94, 0.4);
}

/* Botão verde (produto / demo) */
.btn-app {
  background-color: var(--green);
  color: #021307;
  box-shadow: 0 0 40px rgba(34, 197, 94, 0.18);
}
.btn-app:hover {
  background-color: var(--green-hover);
  transform: translateY(-4px);
  box-shadow: 0 15px 50px rgba(34, 197, 94, 0.4);
}

.text-green { color: var(--green); }

.tag-green {
  font-family: 'Bebas Neue', sans-serif;
  color: var(--green);
  font-size: 24px;
  letter-spacing: 2px;
  margin-bottom: 16px;
  display: inline-block;
  border-bottom: 2px solid var(--green);
}

/* ---------- HERO do app (split copy + mockup) ---------- */
.hero-app .hero-bg { filter: grayscale(100%) contrast(1.1); opacity: 0.18; }
.hero-app-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 60px;
  align-items: center;
}
.hero-app .hero-desc { margin-bottom: 36px; }
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
}
.hero-badge {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 7px 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.hero-badge svg { stroke: var(--green); flex-shrink: 0; }

/* ---------- Mockup de telefone (CSS) ---------- */
.phone-stack {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 560px;
}
.phone {
  width: 290px;
  background: #0a0a0c;
  border: 8px solid #18181b;
  border-radius: 40px;
  padding: 14px 12px;
  box-shadow: 0 40px 90px rgba(0,0,0,0.85), 0 0 0 1px rgba(255,255,255,0.04);
  position: relative;
  z-index: 2;
}
.phone::before {
  content: '';
  position: absolute;
  top: 16px; left: 50%; transform: translateX(-50%);
  width: 110px; height: 22px;
  background: #18181b;
  border-radius: 0 0 14px 14px;
  z-index: 3;
}
.phone-screen {
  background: var(--bg);
  border-radius: 28px;
  overflow: hidden;
  height: 520px;
  display: flex;
  flex-direction: column;
}
.phone--ghost {
  position: absolute;
  z-index: 1;
  transform: scale(0.9) translateX(46%) rotate(4deg);
  opacity: 0.45;
  filter: blur(1px);
}

/* Conteúdo genérico de tela */
.scr {
  padding: 30px 16px 16px;
  flex: 1;
  overflow: hidden;
}
.scr-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.scr-hi { font-size: 11px; color: var(--text-muted); }
.scr-name { font-family: 'Bebas Neue'; font-size: 22px; letter-spacing: 1px; line-height: 1; }
.scr-av {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--orange); color: #000;
  display: grid; place-items: center;
  font-family: 'Bebas Neue'; font-size: 16px;
}
.scr-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 12px;
}
.scr-card--accent {
  background: linear-gradient(135deg, rgba(34,197,94,0.16), rgba(34,197,94,0.02));
  border-color: var(--border-green);
}
.scr-label { font-size: 10px; letter-spacing: 1px; text-transform: uppercase; color: var(--text-muted); margin-bottom: 6px; }
.scr-big { font-family: 'Bebas Neue'; font-size: 30px; line-height: 1; }
.scr-row { display: flex; align-items: center; gap: 10px; }
.scr-row + .scr-row { margin-top: 10px; }
.scr-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.scr-line { height: 7px; border-radius: 4px; background: rgba(255,255,255,0.12); }
.scr-pill {
  font-size: 9px; font-weight: 700; letter-spacing: 0.5px;
  padding: 3px 8px; border-radius: 20px;
  text-transform: uppercase;
}
.scr-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.scr-badge-row { display: flex; gap: 8px; margin-top: 4px; }
.scr-medal {
  width: 36px; height: 36px; border-radius: 50%;
  display: grid; place-items: center;
  border: 1px solid var(--border-orange);
  background: rgba(255,106,0,0.08);
}
.scr-medal svg { stroke: var(--orange); }
.scr-nav {
  display: flex; justify-content: space-around;
  padding: 12px 0;
  border-top: 1px solid var(--border);
  background: var(--bg-surface);
}
.scr-nav svg { stroke: rgba(255,255,255,0.4); }
.scr-nav svg.on { stroke: var(--orange); }
.scr-msg {
  max-width: 78%;
  font-size: 11px;
  padding: 8px 11px;
  border-radius: 12px;
  line-height: 1.35;
  margin-bottom: 8px;
}
.scr-msg--in { background: var(--bg-surface-2); border: 1px solid var(--border); }
.scr-msg--out { background: var(--orange); color: #1a0a00; margin-left: auto; }

/* ---------- Faixa de stats ---------- */
.stats-strip {
  background: var(--bg-surface-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 56px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-num { font-family: 'Bebas Neue'; font-size: clamp(44px, 6vw, 64px); line-height: 0.9; color: var(--orange); }
.stat-lbl { font-size: 14px; color: var(--text-muted); margin-top: 6px; letter-spacing: 0.5px; }

/* ---------- Bloco da DEMO guiada ---------- */
.demo-section { background: var(--bg); }
.demo-box {
  position: relative;
  border: 1px solid var(--border-green);
  background: linear-gradient(135deg, rgba(34,197,94,0.08), rgba(0,0,0,0) 60%);
  padding: 70px 48px;
  overflow: hidden;
}
.demo-box::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(600px circle at 85% 20%, rgba(34,197,94,0.12), transparent 60%);
  pointer-events: none;
}
.demo-inner { position: relative; max-width: 760px; }
.demo-box h2 { font-size: clamp(44px, 7vw, 84px); line-height: 0.9; margin-bottom: 20px; }
.demo-box p { font-size: 20px; color: var(--text-muted); margin-bottom: 36px; max-width: 600px; }
.demo-points { display: flex; flex-wrap: wrap; gap: 12px 28px; margin-bottom: 40px; }
.demo-point { display: flex; align-items: center; gap: 10px; font-weight: 500; }
.demo-point svg { stroke: var(--green); flex-shrink: 0; }
.demo-note { font-size: 13px; color: var(--text-muted); margin-top: 18px; }

/* ---------- Toggle Professor / Aluno ---------- */
.split-section { background: var(--bg-surface-2); border-top: 1px solid var(--border); }
.toggle-wrap {
  display: inline-flex;
  border: 1px solid var(--border);
  background: var(--bg);
  margin: 0 auto 56px;
}
.toggle-wrap { display: flex; width: fit-content; }
.toggle-btn {
  font-family: 'Bebas Neue';
  font-size: 24px;
  letter-spacing: 2px;
  padding: 14px 40px;
  background: transparent;
  color: var(--text-muted);
  border: none;
  cursor: pointer;
  transition: all 0.3s;
}
.toggle-btn.active { background: var(--orange); color: #000; }
.toggle-btn:nth-child(2).active { background: var(--green); color: #021307; }

.split-panel { display: none; }
.split-panel.active { display: block; animation: fadeIn 0.5s ease; }
.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.split-grid.reverse { grid-template-columns: 1fr 1fr; }
.split-feats { list-style: none; }
.split-feats li {
  display: flex;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}
.split-feats li:last-child { border-bottom: none; }
.feat-ico {
  width: 46px; height: 46px;
  border: 1px solid var(--border);
  display: grid; place-items: center;
  flex-shrink: 0;
}
.split-panel--prof .feat-ico svg { stroke: var(--orange); }
.split-panel--aluno .feat-ico svg { stroke: var(--green); }
.feat-txt strong { display: block; font-size: 18px; font-weight: 600; margin-bottom: 4px; }
.feat-txt span { font-size: 15px; color: var(--text-muted); }

/* ---------- Diferenciais (grid de cards) ---------- */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.diff-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  padding: 36px 30px;
  transition: all 0.4s cubic-bezier(0.16,1,0.3,1);
  position: relative;
}
.diff-card::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 100%; height: 3px; background: rgba(255,255,255,0.08);
  transition: background 0.4s;
}
.diff-card:hover { transform: translateY(-8px); border-color: var(--border-hover); box-shadow: 0 24px 50px rgba(0,0,0,0.7); }
.diff-card:hover::before { background: var(--orange); }
.diff-ico {
  width: 54px; height: 54px;
  background: rgba(255,106,0,0.06);
  border: 1px solid var(--border-orange);
  display: grid; place-items: center;
  margin-bottom: 22px;
}
.diff-ico svg { stroke: var(--orange); }
.diff-card h3 { font-size: 26px; letter-spacing: 0.5px; margin-bottom: 12px; color: #fff; }
.diff-card p { font-size: 15px; color: var(--text-muted); }

/* ---------- Como funciona (passos) ---------- */
.steps-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 40px; }
.step { padding-top: 20px; border-top: 2px solid var(--border); transition: border-color 0.4s; }
.step:hover { border-color: var(--green); }
.step-n { font-family: 'Bebas Neue'; font-size: 64px; line-height: 0.8; color: var(--green); margin-bottom: 16px; }
.step h3 { font-size: 26px; margin-bottom: 10px; color: #fff; }
.step p { font-size: 16px; color: var(--text-muted); }

/* ---------- Responsivo ---------- */
@media (max-width: 992px) {
  .hero-app-grid, .split-grid, .split-grid.reverse { grid-template-columns: 1fr; gap: 50px; }
  .diff-grid { grid-template-columns: 1fr 1fr; }
  .steps-grid { grid-template-columns: 1fr; gap: 28px; }
  .phone--ghost { display: none; }
  .phone-stack { min-height: auto; }
  .split-grid .phone-stack { order: -1; }
}
@media (max-width: 768px) {
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 32px 16px; }
  .diff-grid { grid-template-columns: 1fr; }
  .demo-box { padding: 48px 24px; }
  .demo-box p { font-size: 18px; }
  .toggle-btn { padding: 12px 24px; font-size: 20px; }
  .split-section .container { overflow: hidden; }
}