/* ===========================
   BC Iluminação — Stylesheet
   Palette: #1a1a1a (black), #c9a84c (gold), #ffffff (white)
   =========================== */

:root {
    --black: #1a1a1a;
    --gold: #c9a84c;
    --gold-light: #d4b65e;
    --gold-dark: #b8943f;
    --white: #ffffff;
    --off-white: #f8f7f4;
    --gray-100: #f2f1ed;
    --gray-200: #e5e3dd;
    --gray-400: #999;
    --gray-600: #666;
    --gray-800: #333;
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Inter', -apple-system, sans-serif;
    --container: 1120px;
    --radius: 8px;
    --transition: 0.3s ease;
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { border: none; background: none; cursor: pointer; font: inherit; }
input, textarea, select {
    font: inherit;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 12px 16px;
    width: 100%;
    background: var(--white);
    color: var(--gray-800);
    transition: border-color var(--transition);
}
input:focus, textarea:focus {
    outline: none;
    border-color: var(--gold);
}
label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--gray-600);
}

/* CONTAINER */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 15px;
    letter-spacing: 0.02em;
    transition: all var(--transition);
    cursor: pointer;
}
.btn-primary {
    background: var(--gold);
    color: var(--black);
}
.btn-primary:hover {
    background: var(--gold-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(201, 168, 76, 0.3);
}
.btn-outline {
    border: 1.5px solid var(--gray-200);
    color: var(--gray-800);
    background: transparent;
}
.btn-outline:hover {
    border-color: var(--gold);
    color: var(--gold);
}
.btn-full { width: 100%; }

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition);
}
.header.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.06);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}
.logo-img {
    height: 48px;
    width: auto;
}
.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}
.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-600);
    transition: color var(--transition);
    letter-spacing: 0.02em;
}
.nav-link:hover { color: var(--black); }
.nav-cta {
    background: var(--gold);
    color: var(--black) !important;
    padding: 10px 24px;
    border-radius: var(--radius);
    font-weight: 600;
}
.nav-cta:hover {
    background: var(--gold-light);
}

/* HAMBURGER */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}
.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--black);
    transition: all var(--transition);
}

/* ===== HERO ===== */
.hero {
    padding: 140px 0 100px;
    background: linear-gradient(135deg, var(--off-white) 0%, var(--white) 50%, var(--gray-100) 100%);
    position: relative;
    overflow: hidden;
}
.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.hero-title {
    font-family: var(--font-display);
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 600;
    line-height: 1.15;
    color: var(--black);
    margin-bottom: 20px;
}
.hero-subtitle {
    font-size: 17px;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 520px;
}
.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
.hero-image {
    width: 100%;
    max-width: 540px;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12), 0 4px 16px rgba(201, 168, 76, 0.1);
    object-fit: cover;
}

/* ===== SECTIONS ===== */
.section {
    padding: 100px 0;
}
.section-dark {
    background: var(--off-white);
}
.section-title {
    font-family: var(--font-display);
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 600;
    color: var(--black);
    text-align: center;
    margin-bottom: 16px;
}
.section-title-left { text-align: left; }
.section-lead {
    text-align: center;
    color: var(--gray-600);
    font-size: 16px;
    max-width: 640px;
    margin: 0 auto 56px;
    line-height: 1.7;
}

/* ===== PRODUCTS ===== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}
.product-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 32px;
    transition: all var(--transition);
}
.product-card--has-image {
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.product-card:hover {
    border-color: var(--gold);
    box-shadow: 0 8px 30px rgba(201, 168, 76, 0.08);
    transform: translateY(-2px);
}
.product-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}
.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.product-card--has-image:hover .product-image img {
    transform: scale(1.05);
}
.product-body {
    padding: 24px 32px 32px;
}
.product-icon {
    width: 48px;
    height: 48px;
    color: var(--gold);
    margin-bottom: 20px;
}
.product-icon svg { width: 100%; height: 100%; }
.glow-dot {
    animation: dotPulse 2s ease-in-out infinite;
}
@keyframes dotPulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}
.product-name {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 600;
    color: var(--black);
    margin-bottom: 10px;
}
.product-desc {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 16px;
}
.product-cta {
    font-size: 14px;
    font-weight: 500;
    color: var(--gold-dark);
    transition: color var(--transition);
}
.product-cta:hover { color: var(--gold); }

/* ===== FEATURES ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
    margin-top: 56px;
}
.feature-card {
    padding: 32px;
    border-radius: 12px;
    transition: all var(--transition);
}
.feature-card:hover {
    background: var(--off-white);
}
.feature-number {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 700;
    color: var(--gold);
    margin-bottom: 12px;
}
.feature-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--black);
    margin-bottom: 8px;
}
.feature-desc {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}
.testimonial-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 32px;
    transition: all var(--transition);
}
.testimonial-card:hover {
    border-color: var(--gold);
    box-shadow: 0 8px 30px rgba(201, 168, 76, 0.08);
    transform: translateY(-2px);
}
.testimonial-stars {
    color: var(--gold);
    font-size: 18px;
    letter-spacing: 2px;
    margin-bottom: 16px;
}
.testimonial-text {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 20px;
}
.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 2px;
    border-top: 1px solid var(--gray-200);
    padding-top: 16px;
}
.testimonial-name {
    font-weight: 600;
    color: var(--black);
    font-size: 15px;
}
.testimonial-role {
    font-size: 13px;
    color: var(--gray-400);
}

/* ===== ABOUT ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.about-text {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 16px;
}
.about-stats {
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.stat {
    display: flex;
    flex-direction: column;
    padding: 24px;
    background: rgba(201, 168, 76, 0.06);
    border-left: 3px solid var(--gold);
    border-radius: 0 var(--radius) var(--radius) 0;
}
.stat-value {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    color: var(--black);
}
.stat-label {
    font-size: 14px;
    color: var(--gray-600);
    margin-top: 4px;
}

/* ===== CITIES ===== */
.cities-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
}
.city-region {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 32px;
}
.city-region-title {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 600;
    color: var(--black);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--gold);
}
.city-list {
    list-style: none;
    display: grid;
    gap: 8px;
}
.city-list li {
    font-size: 15px;
    color: var(--gray-600);
    padding-left: 16px;
    position: relative;
}
.city-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold);
}
.cities-map {
    margin-top: 48px;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--gray-200);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}
.cities-map iframe {
    display: block;
    filter: grayscale(100%) brightness(1.05) contrast(0.95);
    transition: filter 0.4s ease;
}
.cities-map:hover iframe {
    filter: grayscale(30%) brightness(1.02) contrast(1);
}
.cities-note {
    text-align: center;
    font-size: 15px;
    color: var(--gray-600);
    margin-top: 40px;
}
.cities-link {
    color: var(--gold-dark);
    font-weight: 500;
    transition: color var(--transition);
}
.cities-link:hover {
    color: var(--gold);
}

/* ===== FAQ ===== */
.faq-list {
    max-width: 740px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.faq-item {
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    overflow: hidden;
    transition: border-color var(--transition);
}
.faq-item[open] {
    border-color: var(--gold);
}
.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    font-size: 16px;
    font-weight: 500;
    color: var(--black);
    cursor: pointer;
    list-style: none;
    transition: background var(--transition);
}
.faq-question::-webkit-details-marker {
    display: none;
}
.faq-question::after {
    content: '+';
    font-size: 22px;
    font-weight: 300;
    color: var(--gold);
    transition: transform var(--transition);
    flex-shrink: 0;
    margin-left: 16px;
}
.faq-item[open] .faq-question::after {
    transform: rotate(45deg);
}
.faq-question:hover {
    background: var(--off-white);
}
.faq-answer {
    padding: 0 24px 20px;
}
.faq-answer p {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===== FORM SECTION ===== */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}
.form-lead {
    font-size: 17px;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 32px;
}
.form-benefits {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.form-benefit {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--gray-600);
    font-size: 15px;
}
.form-benefit svg { color: var(--gold); flex-shrink: 0; }
.partner-form {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--gray-200);
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.form-group {
    margin-bottom: 16px;
}
.form-note {
    text-align: center;
    font-size: 13px;
    color: var(--gray-400);
    margin-top: 12px;
}

/* FORM SUCCESS */
.form-success {
    text-align: center;
    padding: 40px 20px;
}
.form-success h3 {
    font-family: var(--font-display);
    font-size: 28px;
    color: var(--black);
    margin-bottom: 12px;
}
.form-success p {
    color: var(--gray-600);
    font-size: 15px;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--black);
    color: var(--white);
    padding: 60px 0 40px;
}
.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    text-align: center;
}
.footer-logo {
    height: 56px;
    width: auto;
    filter: brightness(0) invert(1);
}
.footer-tagline {
    font-size: 14px;
    color: var(--gray-400);
    margin-top: 8px;
}
.footer-contact {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
    justify-content: center;
}
.footer-link {
    font-size: 14px;
    color: var(--gray-400);
    transition: color var(--transition);
}
.footer-link:hover { color: var(--gold); }
.footer-copy {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 24px;
    width: 100%;
    text-align: center;
}
.footer-copy p {
    font-size: 13px;
    color: var(--gray-400);
}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 90;
    width: 56px;
    height: 56px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
    transition: all var(--transition);
}
.whatsapp-float:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45);
}
.whatsapp-float svg {
    width: 28px;
    height: 28px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .hero-inner { grid-template-columns: 1fr; text-align: center; }
    .hero-subtitle { max-width: 100%; margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-visual { order: -1; }
    .hero-image { max-width: 400px; margin: 0 auto; }
    .about-grid { grid-template-columns: 1fr; gap: 48px; }
    .section-title-left { text-align: center; }
    .form-grid { grid-template-columns: 1fr; gap: 48px; }
    .form-content { text-align: center; }
    .form-benefits { align-items: center; }
    .cities-grid { grid-template-columns: 1fr; gap: 24px; }
}

@media (max-width: 640px) {
    .nav {
        display: none;
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    }
    .nav.active { display: flex; }
    .menu-toggle { display: flex; }
    .hero { padding: 110px 0 60px; }
    .section { padding: 64px 0; }
    .form-row { grid-template-columns: 1fr; }
    .partner-form { padding: 24px; }
    .products-grid { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .footer-contact { flex-direction: column; align-items: center; gap: 12px; }
}