/* Calculadora de Diferença de Datas - Estilo Otimizado e Padronizado */
:root {
  --bg-color: #121212; --bg-secondary: #1a1a1a; --bg-card: #1f1f1f; --gold: #e2b64d; --gold-hover: #f0c969; --gold-light: rgba(226, 182, 77, 0.1); --white: #ffffff; --text-color: #e5e5e5; --text-secondary: #aaaaaa; --border-radius: 16px; --border-radius-small: 8px; --transition: all 0.3s cubic-bezier(0.4, 0.2, 1); --shadow: 0 4px 20px rgba(0, 0, 0, 0.3); --border: 1px solid rgba(255, 255, 255, 0.1);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { background: var(--bg-color); color: var(--text-color); font-family: "Poppins", sans-serif; line-height: 1.6; min-height: 100vh; overflow-x: hidden; }
.page-wrapper { display: flex; flex-direction: column; min-height: 100vh; }
.container { width: 90%; max-width: 900px; margin: 0 auto; padding: 0 20px; }
header { background: rgba(26, 26, 26, 0.95); backdrop-filter: blur(20px); padding: 20px 0; box-shadow: var(--shadow); position: sticky; top: 0; z-index: 100; border-bottom: 1px solid rgba(226, 182, 77, 0.2); }
.header-content, .logo-section, .logo-link, .breadcrumb a { display: flex; align-items: center; }
.header-content { justify-content: space-between; gap: 20px; }
.logo-link { gap: 12px; text-decoration: none; color: var(--text-color); transition: var(--transition); }
.logo-link:hover { color: var(--gold); transform: scale(1.05); }
.logo { height: 50px; } .logo-text { font-size: 18px; font-weight: 600; }
.breadcrumb a { gap: 8px; color: var(--text-secondary); text-decoration: none; padding: 8px 16px; border-radius: var(--border-radius-small); border: var(--border); transition: var(--transition); }
.breadcrumb a:hover { color: var(--gold); background: var(--gold-light); border-color: var(--gold); }
main { flex: 1; padding: 40px 0; }
.hero-section { text-align: center; margin-bottom: 40px; }
.hero-content h1 { font-size: 32px; color: var(--gold); margin-bottom: 16px; font-weight: 600; }
.hero-content h1 i { margin-right: 8px; }
.hero-description { font-size: 18px; color: var(--text-secondary); max-width: 600px; margin: 0 auto; }

/* Estrutura da Calculadora */
.calculator-section { margin: 40px 0; }
.calculator-container { background: var(--bg-card); border-radius: var(--border-radius); box-shadow: var(--shadow); border: var(--border); padding: 40px; }
.calculator-container h2 { color: var(--gold); font-size: 20px; margin-bottom: 30px; text-align: center; }
.date-form { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; margin-bottom: 30px; }
.input-wrapper { display: flex; flex-direction: column; align-items: center; }
.input-wrapper label { margin-bottom: 10px; color: var(--text-secondary); font-size: 16px; }
.input-wrapper input[type="date"] { padding: 12px; border: var(--border); border-radius: var(--border-radius-small); background: var(--bg-secondary); color: var(--text-color); font-family: inherit; font-size: 1rem; text-align: center; transition: var(--transition); }
.input-wrapper input[type="date"]:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px var(--gold-light); }
.input-wrapper input[type="date"]::-webkit-calendar-picker-indicator { filter: invert(0.8) brightness(1.1); cursor: pointer; }

/* Área de Resultados */
.results-wrapper { margin-top: 30px; padding-top: 30px; border-top: 1px solid var(--border); }
.results-wrapper h3 { text-align: center; color: var(--gold); margin-bottom: 20px; }
.results-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 20px; }
.result-item { background: var(--bg-secondary); border-radius: var(--border-radius-small); padding: 20px; text-align: center; }
.result-value { display: block; font-size: 2rem; font-weight: 600; color: var(--gold); }
.result-label { font-size: 0.9rem; color: var(--text-secondary); }
.result-summary { text-align: center; margin-top: 20px; font-size: 1.1rem; color: var(--text-color); padding: 15px; background: var(--gold-light); border-radius: var(--border-radius-small); border: 1px solid var(--gold); }
.actions { text-align: center; margin-top: 30px; }
.btn-clear { background: var(--bg-secondary); border: var(--border); color: var(--text-color); padding: 10px 20px; border-radius: var(--border-radius-small); cursor: pointer; transition: var(--transition); }
.btn-clear:hover { border-color: var(--gold); color: var(--gold); }

/* Seção de Informações e FAQ */
.info-section { margin: 60px 0; }
.info-container h2 { color: var(--gold); font-size: 24px; text-align: center; margin-bottom: 20px; }
.info-container > p { text-align: center; color: var(--text-secondary); max-width: 700px; margin: 0 auto 30px; }
.faq-grid { display: flex; flex-direction: column; gap: 15px; }
.faq-item details { background: var(--bg-card); border: var(--border); border-radius: var(--border-radius-small); transition: background-color 0.3s; }
.faq-item details:hover { background-color: var(--bg-secondary); }
.faq-item summary { padding: 15px 20px; cursor: pointer; font-weight: 500; color: var(--text-color); position: relative; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { transition: transform 0.3s ease; }
.faq-item details[open] summary i { transform: rotate(180deg); }
.faq-item p { padding: 0 20px 15px; color: var(--text-secondary); }

/* Rodapé */
footer { background: rgba(26, 26, 26, 0.95); padding: 30px 0; border-top: 1px solid rgba(226, 182, 77, 0.2); margin-top: auto; text-align: center; }
footer p { color: var(--text-secondary); font-size: 14px; }
footer a { color: var(--gold); text-decoration: none; }
footer a:hover { color: var(--gold-hover); }

/* Responsividade */
@media (max-width: 600px) { .hero-content h1 { font-size: 28px; } .date-form { flex-direction: column; gap: 20px; } }