/* =====================================================================
   Lunara — Identidade visual
   Mística + elegante + moderna. Mobile-first.
   ===================================================================== */

:root {
    --color-bg: #0b1024;
    --color-bg-alt: #131a3a;
    --color-bg-card: #171f45;
    --color-purple: #2a2050;
    --color-gold: #d8b878;
    --color-gold-soft: #e8d4a8;
    --color-cream: #f4ecda;
    --color-turquoise: #5fd1c0;
    --color-text: #eef0fb;
    --color-text-muted: #a9adcf;
    --color-border: rgba(216, 184, 120, 0.18);

    --font-heading: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
    --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;

    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 8px;

    --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.45);
    --transition: 220ms ease;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(ellipse at top, #1a2350 0%, var(--color-bg) 55%),
        var(--color-bg);
    background-attachment: fixed;
    color: var(--color-text);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-cream);
    margin: 0 0 0.5em;
    letter-spacing: 0.01em;
}

h1 { font-size: clamp(2rem, 6vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.2rem); }
h3 { font-size: clamp(1.15rem, 3vw, 1.5rem); }

p { margin: 0 0 1em; color: var(--color-text-muted); }

a { color: var(--color-gold-soft); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-turquoise); }

img { max-width: 100%; display: block; }

.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Estrelas de fundo sutis, sem excesso de animação */
.stars-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image:
        radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,0.5) 0, transparent 60%),
        radial-gradient(1px 1px at 70% 15%, rgba(255,255,255,0.35) 0, transparent 60%),
        radial-gradient(1.5px 1.5px at 40% 70%, rgba(255,255,255,0.4) 0, transparent 60%),
        radial-gradient(1px 1px at 85% 60%, rgba(255,255,255,0.3) 0, transparent 60%),
        radial-gradient(1.5px 1.5px at 10% 85%, rgba(255,255,255,0.3) 0, transparent 60%),
        radial-gradient(1px 1px at 55% 45%, rgba(255,255,255,0.25) 0, transparent 60%);
    opacity: 0.8;
}

/* ---------------------------------------------------------------------
   Header / navegação
   --------------------------------------------------------------------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(10px);
    background: rgba(11, 16, 36, 0.75);
    border-bottom: 1px solid var(--color-border);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 14px;
    padding-bottom: 14px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-cream);
    display: flex;
    align-items: center;
    gap: 8px;
}
.logo .moon { color: var(--color-gold); }

.main-nav {
    display: none;
    gap: 28px;
}
.main-nav a {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}
.main-nav a:hover,
.main-nav a.active { color: var(--color-gold-soft); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.nav-toggle {
    display: inline-flex;
    background: none;
    border: 1px solid var(--color-border);
    color: var(--color-cream);
    border-radius: var(--radius-sm);
    padding: 8px 10px;
    cursor: pointer;
}

.mobile-nav {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: 10px 20px 18px;
    border-bottom: 1px solid var(--color-border);
    background: rgba(11, 16, 36, 0.95);
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
    padding: 10px 8px;
    color: var(--color-text);
    border-radius: var(--radius-sm);
}
.mobile-nav a:hover { background: rgba(216,184,120,0.08); }

@media (min-width: 860px) {
    .main-nav { display: flex; }
    .nav-toggle { display: none; }
    .mobile-nav { display: none !important; }
}

/* ---------------------------------------------------------------------
   Botões
   --------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 26px;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
    white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-soft) 100%);
    color: #211a0c;
    box-shadow: 0 10px 30px rgba(216, 184, 120, 0.25);
}
.btn-primary:hover { box-shadow: 0 14px 36px rgba(216, 184, 120, 0.35); color: #211a0c; }

.btn-ghost {
    background: transparent;
    border-color: var(--color-border);
    color: var(--color-cream);
}
.btn-ghost:hover { border-color: var(--color-gold); color: var(--color-gold-soft); }

.btn-block { width: 100%; }
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }

/* ---------------------------------------------------------------------
   Hero
   --------------------------------------------------------------------- */
.hero {
    padding: 64px 0 40px;
    text-align: center;
}
.hero .eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.75rem;
    color: var(--color-turquoise);
    margin-bottom: 14px;
}
.hero p.lead {
    max-width: 520px;
    margin: 0 auto 28px;
    font-size: 1.05rem;
}

/* ---------------------------------------------------------------------
   Componente de carta do Oráculo (reutilizável)
   --------------------------------------------------------------------- */
.oracle-card-wrap {
    display: flex;
    justify-content: center;
    padding: 20px 0 10px;
}

.oracle-card {
    width: min(320px, 82vw);
    aspect-ratio: 2 / 3;
    perspective: 1600px;
}

.oracle-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 900ms cubic-bezier(0.22, 1, 0.36, 1);
    transform-style: preserve-3d;
}
.oracle-card.is-revealed .oracle-card-inner {
    transform: rotateY(180deg);
}

.oracle-card-face {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
}

.oracle-card-back {
    background:
        radial-gradient(circle at 50% 35%, rgba(216,184,120,0.16), transparent 60%),
        linear-gradient(155deg, var(--color-purple) 0%, var(--color-bg) 100%);
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
.oracle-card-back .mark {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    color: var(--color-gold-soft);
    letter-spacing: 0.08em;
    text-align: center;
}
.oracle-card-back .mark .moon { display: block; font-size: 2.2rem; margin-bottom: 10px; color: var(--color-gold); }
.oracle-card-back .hint {
    margin-top: 22px;
    font-size: 0.75rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.oracle-card-front {
    transform: rotateY(180deg);
    background: var(--color-bg-card);
}
.oracle-card-front .card-image {
    flex: 1 1 auto;
    background-size: cover;
    background-position: center;
    background-color: #10163a;
    display: flex;
    align-items: center;
    justify-content: center;
}
.oracle-card-front .card-image img { width: 100%; height: 100%; object-fit: cover; }
.oracle-card-front .card-image .placeholder-mark { color: var(--color-gold); font-size: 2.4rem; opacity: 0.6; }

.oracle-card-front .card-caption {
    padding: 16px 18px 18px;
    text-align: center;
    background: linear-gradient(180deg, rgba(23,31,69,0) 0%, var(--color-bg-card) 30%);
}
.oracle-card-front .card-name {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--color-gold-soft);
    margin-bottom: 2px;
}
.oracle-card-front .card-title { font-size: 0.9rem; color: var(--color-text-muted); }

.reveal-action { text-align: center; margin: 22px 0 6px; }

.card-detail {
    max-width: 620px;
    margin: 30px auto 0;
    text-align: left;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 500ms ease 300ms, transform 500ms ease 300ms;
}
.card-detail.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.card-block {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    margin-bottom: 14px;
}
.card-block h3 { font-size: 1rem; color: var(--color-turquoise); margin-bottom: 8px; }
.card-block p { margin: 0; color: var(--color-text); }

/* ---------------------------------------------------------------------
   Compartilhamento
   --------------------------------------------------------------------- */
.share-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin: 18px 0;
}
.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 16px;
    border-radius: 999px;
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-size: 0.85rem;
    background: rgba(255,255,255,0.03);
}
.share-btn:hover { border-color: var(--color-gold); color: var(--color-gold-soft); }

/* ---------------------------------------------------------------------
   Grid de cartas / signos / seções
   --------------------------------------------------------------------- */
.section { padding: 50px 0; }
.section-head { text-align: center; margin-bottom: 32px; }
.section-head p { max-width: 480px; margin: 8px auto 0; }

.grid {
    display: grid;
    gap: 18px;
    grid-template-columns: 1fr;
}
@media (min-width: 640px) { .grid.cols-2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 860px) {
    .grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
    .grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
}

.tile {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 20px;
    transition: border-color var(--transition), transform var(--transition);
}
.tile:hover { border-color: var(--color-gold); transform: translateY(-2px); }
.tile h3 { margin-bottom: 6px; }
.tile .meta { font-size: 0.8rem; color: var(--color-turquoise); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 6px; }

/* ---------------------------------------------------------------------
   Energia do dia (indicadores)
   --------------------------------------------------------------------- */
.energy-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    max-width: 520px;
    margin: 0 auto;
}
@media (min-width: 640px) { .energy-grid { grid-template-columns: repeat(5, 1fr); } }

.energy-item { text-align: center; }
.energy-ring {
    --pct: 0;
    width: 78px;
    height: 78px;
    border-radius: 50%;
    margin: 0 auto 10px;
    background: conic-gradient(var(--color-gold) calc(var(--pct) * 1%), rgba(255,255,255,0.08) 0);
    display: flex;
    align-items: center;
    justify-content: center;
}
.energy-ring span {
    width: 60px; height: 60px; border-radius: 50%;
    background: var(--color-bg);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.95rem; color: var(--color-cream);
}
.energy-label { font-size: 0.8rem; color: var(--color-text-muted); }

/* ---------------------------------------------------------------------
   Formulários
   --------------------------------------------------------------------- */
.form-card {
    max-width: 420px;
    margin: 0 auto;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px 26px;
}
.field { margin-bottom: 16px; }
.field label {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 6px;
}
.field input,
.field select,
.field textarea {
    width: 100%;
    padding: 11px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: rgba(255,255,255,0.04);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 0.95rem;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: none;
    border-color: var(--color-gold);
}
.field-hint { font-size: 0.78rem; color: var(--color-text-muted); margin-top: 4px; }

.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    margin-bottom: 16px;
}
.alert-error { background: rgba(220, 80, 80, 0.12); border: 1px solid rgba(220,80,80,0.4); color: #ffb3b3; }
.alert-success { background: rgba(95, 209, 192, 0.12); border: 1px solid rgba(95,209,192,0.4); color: var(--color-turquoise); }

/* ---------------------------------------------------------------------
   Footer
   --------------------------------------------------------------------- */
.site-footer {
    border-top: 1px solid var(--color-border);
    padding: 36px 0;
    margin-top: 60px;
}
.site-footer .disclaimer {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    max-width: 640px;
    margin: 0 auto 18px;
    text-align: center;
    line-height: 1.6;
}
.site-footer .footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    font-size: 0.85rem;
    margin-bottom: 12px;
}
.site-footer .copy {
    text-align: center;
    font-size: 0.78rem;
    color: var(--color-text-muted);
    opacity: 0.7;
}

/* Utilitários */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.muted { color: var(--color-text-muted); }
.visually-hidden {
    position: absolute; width: 1px; height: 1px;
    overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap;
}