/**
 * WK Paraguay - Design System
 * Direção: plataforma digital profissional, moderna, premium.
 * Paleta escura + amarelo WK. Poppins + Inter.
 */

:root {
    /* Paleta oficial */
    --bg-main: #0B0B0B;
    --bg-secondary: #121212;
    --bg-card: #1A1A1A;
    --text-main: #FFFFFF;
    --text-secondary: #B3B3B3;
    --accent: #FFD100;
    --accent-hover: #E6B800;
    --border: #2A2A2A;
    /* Aliases para compatibilidade */
    --color-primary: var(--accent);
    --color-text: var(--text-main);
    --color-text-muted: var(--text-secondary);
    --color-bg: var(--bg-main);
    --color-white: var(--text-main);
    --color-border: var(--border);
    /* Tipografia */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-size-base: 16px;
    --line-height: 1.6;
    /* Layout */
    --container: min(1200px, 100% - 2rem);
    --radius: 12px;
    --section-padding: 80px;
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.25);
    --shadow-card-hover: 0 8px 40px rgba(0, 0, 0, 0.35);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: 400;
    line-height: var(--line-height);
    color: var(--text-main);
    background: var(--bg-main);
}

.container {
    max-width: var(--container);
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

/* ========== HEADER ========== */
.site-header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    display: block;
    height: 40px;
    width: auto;
    max-width: 150px;
    object-fit: contain;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-main);
    text-decoration: none;
}

.nav-main {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-main a {
    color: var(--text-secondary);
    text-decoration: none;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 15px;
    transition: color .2s;
}

.nav-main a:hover {
    color: var(--accent);
}

/* Botão "Ver planes" no menu: texto preto para contraste no amarelo */
.nav-main a.btn,
.nav-main a.btn-primary {
    color: #0B0B0B !important;
}
.nav-main a.btn:hover {
    color: #0B0B0B !important;
}

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--border);
    background: var(--bg-card) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23fff'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M4 6h16M4 12h16M4 18h16'/%3E%3C/svg%3E") center/22px no-repeat;
    border-radius: 8px;
    cursor: pointer;
}

@media (max-width: 768px) {
    .nav-main { display: none; }
    .menu-toggle { display: block; }
    .logo-img { height: 34px; }
}

.nav-mobile {
    display: none;
    flex-direction: column;
    background: var(--bg-secondary);
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 99;
}

.nav-mobile a {
    padding: 0.875rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid var(--border);
}

.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile a:hover { color: var(--accent); background: rgba(255,255,255,0.03); }
.nav-mobile a.btn { color: #0B0B0B !important; }
.nav-mobile a.btn:hover { color: #0B0B0B !important; background: var(--accent-hover); }
.nav-mobile.open { display: flex; }

.painel-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    margin-right: auto;
    margin-left: 0.75rem;
}

/* ========== BOTÕES ========== */
.btn {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    font-size: 16px;
    font-weight: 600;
    font-family: var(--font-body);
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background .2s, transform .1s, box-shadow .2s;
}

.btn:active { transform: scale(0.98); }

.btn-primary {
    background: var(--accent);
    color: #0B0B0B;
}

.btn-primary:hover {
    background: var(--accent-hover);
    color: #0B0B0B;
    box-shadow: 0 4px 20px rgba(255, 209, 0, 0.35);
}

.btn-accent {
    background: var(--accent);
    color: #0B0B0B;
}

.btn-accent:hover {
    background: var(--accent-hover);
    color: #0B0B0B;
    box-shadow: 0 4px 20px rgba(255, 209, 0, 0.35);
}

.btn-sm { padding: 0.5rem 1.25rem; font-size: 14px; }
.btn-lg { padding: 1rem 2rem; font-size: 17px; }

/* ========== SEÇÕES ========== */
section {
    padding: var(--section-padding) 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 44px;
    font-weight: 600;
    margin: 0 0 1rem;
    color: var(--text-main);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 19px;
    color: var(--text-secondary);
    margin: 0 0 2rem;
    max-width: 600px;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .section-title { font-size: 32px; }
    section { padding: 60px 0; }
}

/* ========== HERO ========== */
.hero {
    position: relative;
    color: var(--text-main);
    padding: 100px 0;
    text-align: center;
    overflow: hidden;
    background: var(--bg-secondary);
}

.hero-with-bg {
    background-color: var(--bg-main);
    background-image: url('../images/hero-corporate-wk.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-cta {
    padding: var(--section-padding) 0;
}

.hero-cta-title {
    font-family: var(--font-heading);
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    margin: 0 0 1rem;
    color: var(--text-main);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(11,11,11,0.85) 0%, rgba(11,11,11,0.95) 100%);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-logo {
    display: block;
    margin: 0 auto 1.5rem;
    max-width: 200px;
    width: 100%;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 12px rgba(0,0,0,0.3));
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(42px, 5.5vw, 64px);
    font-weight: 700;
    margin: 0 0 1.25rem;
    letter-spacing: -0.03em;
    line-height: 1.15;
    color: var(--text-main);
}

.hero .hero-sub {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto 0.5rem;
    line-height: 1.65;
}

.hero .hero-note {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent);
    margin: 0 0 1.25rem;
}

.hero-badge-icon {
    width: 22px;
    height: 22px;
    object-fit: contain;
}

.hero .btns {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero .btn {
    min-width: 220px;
}

.btn-hero-primary {
    background: var(--accent) !important;
    color: #0B0B0B !important;
    font-weight: 600;
}
.btn-hero-primary:hover {
    background: var(--accent-hover) !important;
    color: #0B0B0B !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(255, 209, 0, 0.4);
}

.btn-hero-accent {
    background: transparent !important;
    color: var(--accent) !important;
    border: 2px solid var(--accent);
}
.btn-hero-accent:hover {
    background: rgba(255, 209, 0, 0.1) !important;
    color: var(--accent) !important;
    transform: translateY(-2px);
}

/* ========== CARDS (estilo plataforma) ========== */
.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 30px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-card);
    transition: box-shadow .25s, transform .2s, border-color .2s;
}

.card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-4px);
    border-color: rgba(255, 209, 0, 0.2);
}

.card h3 {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 600;
    margin: 0 0 0.5rem;
    color: var(--text-main);
}

.card p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.6;
}

.card-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.card-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    font-size: 16px;
}

.card-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.75rem;
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

#beneficios .card-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

@media (max-width: 900px) {
    #beneficios .card-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
    #beneficios .card-grid { grid-template-columns: 1fr; }
}

/* Como funciona - steps */
#como-funciona .card-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.steps-grid .card-step {
    text-align: center;
    position: relative;
    padding-top: 3rem;
}

.steps-grid .card-step h3 {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
    font-weight: 500;
}

.steps-grid .card-step h3::before {
    content: attr(data-step);
    display: block;
    width: 48px;
    height: 48px;
    line-height: 48px;
    margin: -3rem auto 1rem;
    background: var(--accent);
    color: #0B0B0B;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(255, 209, 0, 0.3);
}

/* ========== SEÇÃO OPORTUNIDADE ========== */
.section-opportunity {
    background: var(--bg-main);
    padding: var(--section-padding) 0;
}

.section-opportunity-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.opportunity-text .section-title { margin-top: 0; }

.opportunity-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 2rem;
    border: 1px solid var(--border);
}

.opportunity-img {
    max-width: 100%;
    width: 360px;
    height: auto;
    object-fit: contain;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-card);
}

/* Imagen vertical: encaje perfecto en columna */
.opportunity-img-vertical {
    width: 100%;
    max-width: 340px;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    display: block;
    margin: 0 auto;
}

@media (max-width: 900px) {
    .section-opportunity-inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .opportunity-visual { order: -1; }
    .opportunity-img-vertical { max-width: 280px; }
}

.section-pattern {
    background: var(--bg-secondary);
}

/* Como funciona: fundo principal para intercalar */
#como-funciona {
    background: var(--bg-main);
}

.section-sobre,
.section-faq {
    background: var(--bg-main);
}

.section-included {
    background: var(--bg-main);
    padding: var(--section-padding) 0;
}

.section-included-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.included-content .section-title { margin-top: 0; }

.included-img {
    width: 100%;
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-card);
}

@media (max-width: 900px) {
    .section-included-inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .included-visual { order: -1; }
}

/* Testimonios / Prova social */
.section-testimonios {
    background: var(--bg-secondary);
    padding: var(--section-padding) 0;
}

.testimonial-block {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 3rem;
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.testimonial-img {
    width: 100%;
    height: auto;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    border-radius: 8px;
}

.testimonial-quote {
    font-size: 1.25rem;
    line-height: 1.65;
    color: var(--text-main);
    margin: 0 0 1rem;
    font-style: italic;
}

.testimonial-author {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0 0 1.5rem;
}

.testimonial-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.stat-item {
    text-align: left;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .testimonial-block {
        grid-template-columns: 1fr;
        padding: 1.5rem;
    }
    .testimonial-visual { order: -1; }
    .testimonial-img { max-width: 240px; margin: 0 auto; display: block; }
    .testimonial-stats { justify-content: flex-start; }
}

.section-problema {
    background: var(--bg-secondary);
    padding: var(--section-padding) 0;
}

.section-problema-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.problema-visual {
    order: 1;
}

.problema-text { order: 2; }

.problema-img {
    width: 100%;
    max-width: 480px;
    height: auto;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-card);
}

@media (max-width: 900px) {
    .section-problema-inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .problema-visual { order: -1; }
    .problema-img { max-width: 100%; }
}

/* ========== PLANOS (destaque) ========== */
.section-planos {
    background: var(--bg-secondary);
    padding: 100px 0;
}

.section-planos .section-title {
    font-size: 48px;
    margin-bottom: 0.75rem;
}

.section-planos .section-subtitle {
    font-size: 20px;
    margin-bottom: 2.5rem;
}

.planos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 2.5rem;
}

.plano-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 36px 32px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-card);
    transition: border-color .2s, box-shadow .2s, transform .2s;
}

.plano-card:hover,
.plano-card.destacado {
    border-color: rgba(255, 209, 0, 0.5);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.4);
    transform: translateY(-6px);
}

.plano-card.destacado {
    position: relative;
    border-width: 2px;
    border-color: var(--accent);
    padding-top: 3.5rem;
    box-shadow: 0 8px 40px rgba(255, 209, 0, 0.15);
}

.plano-card.destacado::before {
    content: 'Recomendado';
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #0B0B0B;
    font-size: 12px;
    font-weight: 700;
    padding: 0.5rem 1.25rem;
    border-radius: 20px;
    letter-spacing: 0.05em;
    font-family: var(--font-body);
}

.plano-card h3 {
    font-family: var(--font-heading);
    font-size: 26px;
    font-weight: 700;
    margin: 0 0 0.75rem;
    color: var(--text-main);
}

.plano-card .preco {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 700;
    color: var(--accent);
    margin: 0.5rem 0 1.25rem;
}

.plano-card .preco-note {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 1.75rem;
}

.plano-card ul {
    margin: 0 0 1.75rem;
    padding-left: 1.25rem;
    color: var(--text-secondary);
    font-size: 16px;
}

.plano-card ul li { margin-bottom: 0.6rem; }

.plano-card .btn {
    padding: 1rem 1.5rem;
    font-size: 17px;
    font-weight: 700;
}

@media (max-width: 768px) {
    .section-planos { padding: 70px 0; }
    .section-planos .section-title { font-size: 34px; }
}

/* ========== FAQ ========== */
.faq-list { max-width: 720px; margin: 0 auto; }

.faq-item {
    background: var(--bg-card);
    margin-bottom: 0.75rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
}

.faq-item h4 {
    margin: 0;
    padding: 1.25rem 1.5rem;
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-main);
}

.faq-item h4::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--accent);
    font-weight: 300;
}

.faq-item.open h4::after { content: '−'; }

.faq-item .faq-body {
    padding: 0 1.5rem 1.25rem;
    display: none;
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 15px;
}

.faq-item.open .faq-body { display: block; }

/* ========== FOOTER ========== */
.site-footer {
    background: var(--bg-secondary);
    color: var(--text-main);
    padding: 3rem 0;
    text-align: center;
    margin-top: 0;
    border-top: 1px solid var(--border);
}

.footer-logo {
    display: inline-block;
    height: 40px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.footer-text { color: var(--text-secondary); margin: 0 0 0.5rem; font-size: 15px; }
.footer-copy { color: var(--text-secondary); opacity: 0.8; font-size: 13px; margin: 0; }

/* ========== BRIEFING ========== */
.briefing-wrap {
    max-width: 640px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.briefing-progress {
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    margin-bottom: 2rem;
    overflow: hidden;
}

.briefing-progress-bar {
    height: 100%;
    background: var(--accent);
    width: 0%;
    transition: width .3s;
}

.briefing-step {
    display: none;
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.briefing-step.ativo { display: block; }

.briefing-step h2 {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 600;
    margin: 0 0 1rem;
    color: var(--text-main);
}

.briefing-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.35rem;
    font-size: 15px;
    color: var(--text-main);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="url"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 16px;
    background: var(--bg-main);
    color: var(--text-main);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
}

.form-group textarea { min-height: 100px; resize: vertical; }
.form-group .hint { font-size: 13px; color: var(--text-secondary); margin-top: 0.25rem; }

/* ========== PAGAMENTO ========== */
.pagamento-resumo {
    max-width: 540px;
    margin: 0 auto 2rem;
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-card);
}

.pagamento-resumo h2 { margin: 0 0 1rem; font-family: var(--font-heading); font-weight: 600; font-size: 28px; color: var(--text-main); }
.pagamento-resumo .valor-total { font-size: 32px; font-weight: 700; color: var(--accent); }

/* ========== PAINEL ========== */
.painel-sidebar {
    background: var(--bg-secondary);
    color: var(--text-main);
    padding: 1.5rem;
    border-right: 1px solid var(--border);
}

.painel-sidebar a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 0;
    font-weight: 500;
}

.painel-sidebar a:hover { color: var(--accent); }

.painel-content { padding: 2rem; background: var(--bg-main); }

.tabela-projetos {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
}

.tabela-projetos th,
.tabela-projetos td {
    padding: 1rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    color: var(--text-main);
}

.tabela-projetos th {
    background: var(--bg-secondary);
    color: var(--text-main);
    font-weight: 600;
    font-family: var(--font-heading);
}

.tabela-projetos tr:hover td { background: rgba(255,255,255,0.02); }

.badge {
    display: inline-block;
    padding: 0.3rem 0.65rem;
    font-size: 12px;
    border-radius: 6px;
    font-weight: 600;
}

.badge-ok { background: rgba(255, 209, 0, 0.2); color: var(--accent); }
.badge-pendiente { background: rgba(255, 209, 0, 0.15); color: var(--accent-hover); }
.badge-finalizado { background: rgba(255,255,255,0.08); color: var(--text-secondary); }

/* Utilidades */
.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }
.mb-0 { margin-bottom: 0; }