/**
 * ZeriOnix Landing – estilos principais
 * Tema escuro/claro, componentes, layout
 */

/* Tema escuro (azul-petróleo) */
:root,
[data-theme="dark"] {
    --zo-bg: #1a1f2e;
    --zo-bg-alt: #1e2433;
    --zo-surface: #252b3b;
    --zo-surface-alt: #2d3548;
    --zo-text: #f0f2f5;
    --zo-text-muted: #94a3b8;
    --zo-accent: #E10600;
    --zo-accent-hover: #ff1a12;
    --zo-accent-soft: rgba(225, 6, 0, 0.2);
    --zo-border: #3d4556;
}

/* Tema claro (brando) */
[data-theme="light"] {
    --zo-bg: #F0F2F6;
    --zo-bg-alt: #E8ECF2;
    --zo-surface: #FFFFFF;
    --zo-surface-alt: #EEF2F7;
    --zo-text: #0a0e17;
    --zo-text-muted: #475569;
    --zo-accent: #E10600;
    --zo-accent-hover: #c20500;
    --zo-accent-soft: rgba(225, 6, 0, 0.12);
    --zo-border: #E5EAF2;
}

[data-theme="light"] .hero-wrap {
    background: linear-gradient(135deg, #252b3b 0%, #2d3548 100%);
}

[data-theme="light"] .hero-wrap::before {
    background: radial-gradient(ellipse 80% 60% at 70% 20%, rgba(225, 6, 0, 0.12), transparent 50%);
}

[data-theme="light"] .navbar-toggler-icon { filter: none; opacity: 1; }
[data-theme="light"] .btn-close { filter: none; }
[data-theme="light"] .modal-content { background: #fff; color: #0a0e17; }
[data-theme="light"] .modal-header { border-color: #E5EAF2; }
[data-theme="light"] .modal-body { color: #475569; }
[data-theme="light"] .modal-footer { border-color: #E5EAF2; }
[data-theme="light"] .dropdown-menu { background: #fff; border-color: #E5EAF2; }
[data-theme="light"] .dropdown-item { color: #0a0e17; }
[data-theme="light"] .dropdown-item:hover { background: #EEF2F7; color: #E10600; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', sans-serif;
    background: var(--zo-bg);
    color: var(--zo-text);
    padding-top: 76px;
}

[id] { scroll-margin-top: 80px; }

.navbar-zo {
    background: var(--zo-bg) !important;
    box-shadow: 0 2px 12px rgba(0,0,0,0.3);
    border-bottom: 3px solid var(--zo-accent);
}

.navbar-brand { font-weight: 700; color: var(--zo-accent) !important; letter-spacing: -0.02em; }
.navbar-brand:hover { color: var(--zo-accent-hover) !important; }
.nav-link { color: var(--zo-text-muted) !important; font-weight: 500; }
.nav-link:hover { color: #fff !important; }

.btn-zo {
    background: var(--zo-accent); color: #fff; border: none;
    box-shadow: 0 4px 14px rgba(225, 6, 0, 0.4);
    font-weight: 600;
}
.btn-zo:hover { background: var(--zo-accent-hover); color: #fff; box-shadow: 0 6px 20px rgba(225, 6, 0, 0.5); }
.btn-outline-zo { border: 2px solid var(--zo-accent); color: var(--zo-accent); font-weight: 500; }
.btn-outline-zo:hover { background: var(--zo-accent); color: #fff; border-color: var(--zo-accent); }

section { padding: 4.5rem 0; background: var(--zo-bg); }
section.bg-white { background: var(--zo-bg-alt) !important; }
@media (min-width: 992px) { section { padding: 5rem 0; } }

.card-zo { background: var(--zo-surface); border: 1px solid var(--zo-border); border-radius: 12px; box-shadow: 0 4px 20px rgba(0,0,0,0.2); color: var(--zo-text); }
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

.hero-wrap {
    background: linear-gradient(135deg, #151922 0%, var(--zo-surface) 50%, #1a1f2e 100%);
    position: relative;
}
.hero-wrap::before {
    content: ''; position: absolute; inset: 0; pointer-events: none;
    background: radial-gradient(ellipse 80% 60% at 70% 20%, rgba(225, 6, 0, 0.15), transparent 50%),
                radial-gradient(ellipse 60% 50% at 20% 80%, rgba(225, 6, 0, 0.06), transparent 50%);
}
.hero-wrap .reveal { position: relative; }
.hero-wrap h1 { color: #fff !important; text-shadow: 0 1px 2px rgba(0,0,0,0.2); }
.hero-wrap .lead { color: rgba(255,255,255,0.88) !important; }
.hero-wrap .hero-reassurance { color: rgba(255,255,255,0.7) !important; }
.hero-wrap .btn-outline-zo { border-color: rgba(255,255,255,0.5); color: #fff; }
.hero-wrap .btn-outline-zo:hover { background: #fff; color: var(--zo-accent); border-color: #fff; }

.dashboard-mock {
    background: var(--zo-surface); border: 1px solid var(--zo-border); border-radius: 16px;
    padding: 1.25rem; box-shadow: 0 20px 50px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.04);
}
.dashboard-mock .kpi { background: var(--zo-surface-alt); border-radius: 8px; padding: 0.75rem 1rem; font-size: 0.875rem; color: var(--zo-text); }
.dashboard-mock .chart-skel { height: 90px; background: var(--zo-surface-alt); border-radius: 8px; }
.chart-skel-bars { display: flex; align-items: flex-end; gap: 6px; padding: 8px 12px; }
.chart-skel-bars .chart-bar { flex: 1; min-width: 8px; background: var(--zo-accent); border-radius: 4px 4px 0 0; opacity: 0.85; }

.trust-bar { background: var(--zo-bg-alt); border-top: 2px solid var(--zo-accent); border-bottom: 1px solid var(--zo-border); padding: 1rem 0; }
.trust-bar .brand { color: var(--zo-text-muted); font-weight: 600; font-size: 0.9rem; }

.pain-list { list-style: none; padding: 0; }
.pain-list li { padding: 0.35rem 0; padding-left: 1.5rem; position: relative; color: var(--zo-text-muted); }
.pain-list li::before { content: '✕'; position: absolute; left: 0; color: var(--zo-accent); }

.solution-card { transition: transform 0.2s, box-shadow 0.2s; }
.solution-card:hover { transform: translateY(-4px); box-shadow: 0 12px 28px rgba(0,0,0,0.3); }
.niche-card { transition: transform 0.2s; }
.niche-card:hover { transform: translateY(-4px); }

.benefit-item { padding: 1.25rem; border-radius: 12px; background: var(--zo-surface); border: 1px solid var(--zo-border); height: 100%; color: var(--zo-text); }
.benefit-item .small { color: var(--zo-text-muted) !important; }
.benefit-icon-wrap { width: 48px; height: 48px; border-radius: 12px; background: var(--zo-accent-soft); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 0.75rem; }
.benefit-icon-wrap i { color: var(--zo-accent); font-size: 1.35rem; }
.benefit-item { transition: transform 0.2s, box-shadow 0.2s; }
.benefit-item:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0,0,0,0.06); }

.chart-card { background: var(--zo-surface); border: 1px solid var(--zo-border); border-radius: 12px; padding: 1.25rem; box-shadow: 0 4px 20px rgba(0,0,0,0.2); color: var(--zo-text); }
.chart-card .small { color: var(--zo-text-muted) !important; }
.chart-card .chart-wrap { min-height: 220px; position: relative; width: 100%; }
.chart-card .chart-wrap canvas { max-height: 220px; width: 100% !important; }

.screenshot-skel {
    aspect-ratio: 16/10; background: linear-gradient(135deg, var(--zo-border) 0%, var(--zo-surface-alt) 100%);
    border-radius: 12px; display: flex; align-items: center; justify-content: center; color: var(--zo-text-muted); cursor: pointer;
}
.screenshot-skel:hover { border: 2px solid var(--zo-accent); }
.screenshot-skel { position: relative; }
.screenshot-skel .click-hint { position: absolute; bottom: 0.5rem; left: 0.5rem; font-size: 0.75rem; opacity: 0; transition: opacity 0.2s; background: rgba(0,0,0,0.6); color: #fff; padding: 0.25rem 0.5rem; border-radius: 4px; }
.screenshot-skel:hover .click-hint { opacity: 1; }
.screenshot-with-preview { display: flex; flex-direction: column; align-items: stretch; justify-content: center; padding: 0.75rem; text-align: left; }
.screenshot-with-preview .screen-preview-content { flex: 1; display: flex; flex-direction: column; justify-content: center; min-height: 0; }
.screen-title { color: var(--zo-text); }
.screen-kpis { flex-wrap: wrap; }
.screen-kpi { background: var(--zo-surface-alt); padding: 0.2rem 0.4rem; border-radius: 4px; font-size: 0.7rem; color: var(--zo-text); }
.screen-mini-chart { height: 36px; }
.screen-mini-chart i { flex: 1; min-width: 4px; background: var(--zo-accent); border-radius: 2px 2px 0 0; opacity: 0.9; display: block; }
.screen-rows { font-size: 0.7rem; color: var(--zo-text-muted); }
.screen-row { display: flex; justify-content: space-between; padding: 0.2rem 0; border-bottom: 1px solid var(--zo-border); }
.screen-row:last-child { border-bottom: none; }
.screen-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.2rem; font-size: 0.7rem; color: var(--zo-text-muted); }
.screen-preview-modal .screen-kpi { padding: 0.35rem 0.6rem; font-size: 0.85rem; }
.screen-preview-modal .screen-row { padding: 0.35rem 0; font-size: 0.9rem; }
.screen-preview-modal .screen-mini-chart i { min-width: 8px; }

.plan-card.featured { border: 2px solid var(--zo-accent); box-shadow: 0 8px 30px rgba(225, 6, 0, 0.25); }
.plan-card .price { font-size: 1.75rem; font-weight: 700; color: var(--zo-accent); }
.plan-card .feature-list { color: var(--zo-text-muted); }
.plan-card .feature-list { list-style: none; padding: 0; }
.plan-card .feature-list li { padding: 0.35rem 0; padding-left: 1.5rem; position: relative; }
.plan-card .feature-list li::before { content: ''; position: absolute; left: 0; top: 0.5rem; width: 6px; height: 6px; border-radius: 50%; background: var(--zo-accent); }
.plan-card.featured .feature-list li::before { background: var(--zo-accent); }

.testimonial-card .stars { color: #f0b429; }
.testimonial-avatar { width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg, var(--zo-accent), var(--zo-accent-hover)); color: #fff; font-weight: 700; font-size: 1.1rem; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }

.accordion-item { background: var(--zo-surface); border-color: var(--zo-border) !important; }
.accordion-button { background: var(--zo-surface) !important; color: var(--zo-text) !important; border-color: var(--zo-border) !important; }
.accordion-button:not(.collapsed) { color: var(--zo-accent) !important; background: var(--zo-surface-alt) !important; }
.accordion-button:focus { box-shadow: 0 0 0 0.25rem rgba(225, 6, 0, 0.25) !important; }
.accordion-body { background: var(--zo-surface-alt); color: var(--zo-text-muted); }

.form-control,
.form-select { background: var(--zo-surface-alt); border-color: var(--zo-border); color: var(--zo-text); }
.form-control::placeholder { color: var(--zo-text-muted); opacity: 0.8; }
.form-control:focus,
.form-select:focus { background: var(--zo-surface-alt); border-color: var(--zo-accent); color: var(--zo-text); box-shadow: 0 0 0 0.25rem rgba(225, 6, 0, 0.2); }
.form-label { color: var(--zo-text-muted); }
.form-reassurance { font-size: 0.8125rem; color: var(--zo-text-muted); margin-top: 0.5rem; }

.page-preview {
    aspect-ratio: 16/10; background: linear-gradient(180deg, var(--zo-border) 0%, var(--zo-surface-alt) 60%); border-radius: 12px; position: relative;
}
.page-preview .bar { height: 20px; background: var(--zo-surface-alt); }
.page-preview .block { height: 48px; background: var(--zo-border); margin: 8px; border-radius: 8px; }
.page-preview .btn-reserve { position: absolute; bottom: 10px; right: 10px; padding: 6px 12px; background: var(--zo-accent); color: #fff; border-radius: 6px; font-size: 0.75rem; }

.whatsapp-float {
    position: fixed; bottom: 24px; right: 24px; width: 56px; height: 56px; border-radius: 50%;
    background: #25D366; color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.75rem;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4); z-index: 1000; text-decoration: none; transition: transform 0.2s;
}
.whatsapp-float:hover { color: #fff; transform: scale(1.06); }

.back-to-top {
    position: fixed; bottom: 90px; right: 24px; width: 44px; height: 44px; border-radius: 50%;
    background: var(--zo-surface); border: 1px solid var(--zo-border); color: var(--zo-text);
    display: flex; align-items: center; justify-content: center; z-index: 999; opacity: 0; visibility: hidden; transition: opacity 0.3s, visibility 0.3s;
    box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--zo-accent); color: #fff; border-color: var(--zo-accent); }

.focus-visible:focus-visible { outline: 2px solid var(--zo-accent); outline-offset: 2px; }
footer a:hover { color: var(--zo-accent) !important; }
.hero-reassurance { font-size: 0.875rem; color: var(--zo-text-muted); margin-top: 1rem; }

.sticky-cta-bar {
    position: fixed; top: 76px; left: 0; right: 0; z-index: 998;
    background: linear-gradient(90deg, var(--zo-accent) 0%, #c20500 100%);
    color: #fff; box-shadow: 0 4px 16px rgba(225, 6, 0, 0.35); padding: 0.75rem 1rem;
    transform: translateY(-100%); opacity: 0; visibility: hidden; transition: transform 0.3s ease, opacity 0.3s ease;
}
.sticky-cta-bar.visible { transform: translateY(0); opacity: 1; visibility: visible; }
.sticky-cta-bar .text-muted { color: rgba(255,255,255,0.9) !important; }
.sticky-cta-bar .btn-zo { background: #fff; color: var(--zo-accent); box-shadow: 0 2px 8px rgba(0,0,0,0.15); }
.sticky-cta-bar .btn-zo:hover { background: #f0f0f0; color: var(--zo-accent-hover); }
.sticky-cta-bar .container { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 0.75rem; text-align: center; }
@media (max-width: 767px) { .sticky-cta-bar { top: 70px; padding: 0.6rem 0.75rem; } }

.trust-stats { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.5rem; margin-top: 0.75rem; }
.trust-stats .stat { font-size: 0.875rem; font-weight: 600; color: var(--zo-text); }
.trust-stats .stat { color: var(--zo-accent); }
.trust-stats .stat i { margin-right: 0.35rem; }

.cta-block-section { background: linear-gradient(135deg, var(--zo-accent) 0%, #b80400 100%); color: #fff; border: none; }
.cta-block-section h2 { color: #fff !important; }
.cta-block-section .text-muted { color: rgba(255,255,255,0.9) !important; }
.cta-block-section .btn-zo { background: #fff; color: var(--zo-accent); padding: 0.75rem 2rem; font-weight: 600; box-shadow: 0 4px 14px rgba(0,0,0,0.2); }
.cta-block-section .btn-zo:hover { background: #f5f5f5; color: var(--zo-accent-hover); }

.section-title-accent { position: relative; display: inline-block; }
.section-title-accent::after { content: ''; position: absolute; left: 50%; transform: translateX(-50%); bottom: -6px; width: 56px; height: 4px; background: var(--zo-accent); border-radius: 2px; }

.navbar-zo.scrolled { box-shadow: 0 2px 16px rgba(0,0,0,0.4); }
.toast-container { bottom: auto; top: 5.5rem; }
.text-muted { color: var(--zo-text-muted) !important; }
.text-secondary { color: var(--zo-text-muted) !important; }

.footer-zo { background: var(--zo-bg-alt) !important; border-top: 1px solid var(--zo-border) !important; }
.footer-zo .text-muted,
.footer-zo .text-body { color: var(--zo-text-muted) !important; }
.footer-zo a { color: var(--zo-text-muted) !important; }
.footer-zo a:hover { color: var(--zo-accent) !important; }
.footer-zo .border-top { border-color: var(--zo-border) !important; }

.theme-toggle { background: transparent; border: 1px solid var(--zo-border); color: var(--zo-text-muted); width: 38px; height: 38px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; transition: color 0.2s, border-color 0.2s; }
.theme-toggle:hover { color: var(--zo-accent); border-color: var(--zo-accent); }
.lang-flag { font-size: 1.25rem; line-height: 1; margin-right: 0.35rem; }
.flag-svg { display: inline-block; width: 24px; height: 16px; flex-shrink: 0; border-radius: 2px; overflow: hidden; }
.flag-svg svg { display: block; width: 100%; height: 100%; }
[data-theme="dark"] .theme-icon-light { display: inline-block !important; }
[data-theme="dark"] .theme-icon-dark { display: none !important; }
[data-theme="light"] .theme-icon-light { display: none !important; }
[data-theme="light"] .theme-icon-dark { display: inline-block !important; }

.dropdown-menu { background: var(--zo-surface); border-color: var(--zo-border); }
.dropdown-item { color: var(--zo-text); }
.dropdown-item:hover { background: var(--zo-surface-alt); color: var(--zo-accent); }
.btn-close { filter: invert(1); opacity: 0.8; }
.navbar-toggler { border-color: var(--zo-border); color: var(--zo-text-muted); }
.navbar-toggler-icon { filter: invert(1); opacity: 0.9; }
.modal-content { background: var(--zo-surface); border-color: var(--zo-border); color: var(--zo-text); }
.modal-header { border-color: var(--zo-border); }
.modal-footer { border-color: var(--zo-border); }
.modal-body { color: var(--zo-text-muted); }