/* ZZELO — Site Institucional Premium */

:root {
    --black: #0B0B0B;
    --black-secondary: #151515;
    --black-tertiary: #1A1A1A;
    --gold: #D4AF37;
    --gold-light: #E5C76B;
    --gold-dark: #B8962E;
    --white: #FFFFFF;
    --gray-light: #EAEAEA;
    --gray: #888888;
    --gray-dark: #444444;

    --font: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-gold: 0 4px 24px rgba(212, 175, 55, 0.15);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --header-height: 80px;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font);
    font-weight: 400;
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-light);
    background: var(--black);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    min-height: 100dvh;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

ul { list-style: none; }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    min-height: 44px;
    font-family: var(--font);
    font-size: 14px;
    font-weight: 500;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold-light), var(--gold), var(--gold-dark));
    color: var(--black);
    box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(212, 175, 55, 0.35);
}

.btn-ghost {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-ghost:hover {
    border-color: var(--gold);
    color: var(--gold);
    background: rgba(212, 175, 55, 0.05);
}

.btn-whatsapp {
    background: #25D366;
    color: #fff;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.25);
}

.btn-whatsapp:hover {
    background: #20bd5a;
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(37, 211, 102, 0.35);
}

/* Entrar dropdown */
.entrar-dropdown {
    position: relative;
    z-index: 1200;
}

.btn-entrar-toggle {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.entrar-chevron {
    width: 18px;
    height: 18px;
    fill: currentColor;
    transition: transform var(--transition);
}

.entrar-dropdown.open .entrar-chevron {
    transform: rotate(180deg);
}

.entrar-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 220px;
    background: var(--black-secondary);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: var(--radius-sm);
    padding: 8px;
    box-shadow: var(--shadow);
    z-index: 1201;
}

.entrar-menu[hidden] {
    display: none !important;
}

.entrar-dropdown.open .entrar-menu {
    display: block !important;
}

.entrar-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 8px;
    color: var(--gray-light);
    transition: all var(--transition);
    cursor: pointer;
    text-decoration: none;
}

.entrar-option:hover {
    background: rgba(212, 175, 55, 0.1);
    color: var(--white);
}

.entrar-option-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: rgba(212, 175, 55, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: var(--gold);
    flex-shrink: 0;
}

.entrar-option-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.entrar-option-text strong {
    font-size: 14px;
    font-weight: 600;
    color: var(--white);
}

.entrar-option-text small {
    font-size: 11px;
    color: var(--gray);
    font-weight: 300;
}

.footer-buttons .entrar-dropdown,
.hero-actions .entrar-dropdown {
    display: inline-block;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 15px;
}

.btn-sm {
    padding: 8px 20px;
    font-size: 13px;
}

.btn-full {
    width: 100%;
}

.btn-loader {
    display: none;
    width: 18px;
    height: 18px;
    border: 2px solid transparent;
    border-top-color: var(--black);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.btn.loading .btn-text { opacity: 0; }
.btn.loading .btn-loader { display: block; position: absolute; }

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    padding-top: env(safe-area-inset-top);
    transition: all var(--transition);
    overflow: visible;
}

.site-header.transparent {
    background: transparent;
    backdrop-filter: none;
}

.site-header.scrolled {
    background: rgba(11, 11, 11, 0.92);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.site-header.scrolled::before {
    content: '';
    position: absolute;
    inset: 0;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: -1;
    pointer-events: none;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    overflow: visible;
}

.logo-link {
    flex-shrink: 0;
}

.logo-img {
    height: 48px;
    width: auto;
    transition: transform var(--transition);
}

.logo-link:hover .logo-img {
    transform: scale(1.03);
}

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

.nav-list {
    display: flex;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.75);
    border-radius: 8px;
    transition: all var(--transition);
}

.nav-link:hover {
    color: var(--gold);
    background: rgba(212, 175, 55, 0.08);
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    -webkit-tap-highlight-color: transparent;
}

.mobile-nav-actions {
    display: none;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: all var(--transition);
    border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--header-height) + 40px) 0 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.3), transparent);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid rgba(212, 175, 55, 0.25);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 500;
    color: var(--gold);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 24px;
}

.hero-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--gold);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--white);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.125rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 36px;
    max-width: 520px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

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

.hero-brand-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(145deg, var(--black-secondary), var(--black-tertiary));
    border: 1px solid rgba(212, 175, 55, 0.15);
    box-shadow: var(--shadow), var(--shadow-gold);
    padding: 48px 32px;
    text-align: center;
    min-height: 360px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.hero-brand-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 30%, rgba(212, 175, 55, 0.12) 0%, transparent 60%);
    pointer-events: none;
}

.hero-brand-logo {
    width: min(220px, 70%);
    margin: 0 auto 24px;
    position: relative;
    z-index: 1;
}

.hero-brand-tagline {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.hero-brand-desc {
    font-size: 14px;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.7;
    max-width: 320px;
    position: relative;
    z-index: 1;
}

.video-container {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--black-secondary);
    border: 1px solid rgba(212, 175, 55, 0.15);
    box-shadow: var(--shadow), var(--shadow-gold);
    aspect-ratio: 16 / 10;
}

.video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.video-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 320px;
    background: linear-gradient(145deg, var(--black-secondary), var(--black-tertiary));
    gap: 16px;
    cursor: pointer;
}

.video-placeholder-logo {
    width: 120px;
    opacity: 0.9;
}

.video-play-btn {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    box-shadow: var(--shadow-gold);
}

.video-play-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 32px rgba(212, 175, 55, 0.4);
}

.video-play-btn svg {
    width: 24px;
    height: 24px;
    fill: var(--black);
    margin-left: 3px;
}

.video-placeholder-text {
    font-size: 13px;
    color: var(--gray);
    font-weight: 300;
}

/* Sections */
.section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 64px;
}

.section-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 1rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.7;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--black-secondary);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(212, 175, 55, 0.2);
    box-shadow: var(--shadow-gold);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(212, 175, 55, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 22px;
    transition: all var(--transition);
}

.feature-card:hover .feature-icon {
    background: rgba(212, 175, 55, 0.2);
    transform: scale(1.05);
}

.feature-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.feature-desc {
    font-size: 14px;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.6;
}

/* Benefits */
.benefits-section {
    background: var(--black-secondary);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 28px 32px;
    background: var(--black);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius);
    transition: all var(--transition);
}

.benefit-item:hover {
    border-color: rgba(212, 175, 55, 0.2);
    transform: translateX(4px);
}

.benefit-check {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--black);
    font-weight: 700;
    font-size: 16px;
}

.benefit-text {
    font-size: 16px;
    font-weight: 500;
    color: var(--white);
}

/* Video Section */
.video-section {
    padding: 80px 0;
}

.video-section .video-container {
    max-width: 900px;
    margin: 0 auto;
    aspect-ratio: 16 / 9;
}

/* Plans */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: start;
}

.plan-card {
    background: var(--black-secondary);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    text-align: center;
    transition: all var(--transition);
    position: relative;
}

.plan-card.featured {
    border-color: rgba(212, 175, 55, 0.4);
    background: linear-gradient(180deg, rgba(212, 175, 55, 0.08) 0%, var(--black-secondary) 40%);
    transform: scale(1.03);
    box-shadow: var(--shadow-gold);
}

.plan-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    color: var(--black);
    font-size: 11px;
    font-weight: 600;
    padding: 4px 16px;
    border-radius: 50px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.plan-name {
    font-size: 20px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.plan-desc {
    font-size: 13px;
    color: var(--gray);
    margin-bottom: 24px;
}

.plan-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gold);
    margin-bottom: 4px;
}

.plan-price span {
    font-size: 14px;
    font-weight: 400;
    color: var(--gray);
}

.plan-features {
    text-align: left;
    margin: 32px 0;
}

.plan-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.plan-features li::before {
    content: '✓';
    color: var(--gold);
    font-weight: 700;
    flex-shrink: 0;
}

.plan-card:hover:not(.featured) {
    border-color: rgba(212, 175, 55, 0.2);
    transform: translateY(-4px);
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.testimonial-card {
    background: var(--black-secondary);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius);
    padding: 32px;
    transition: all var(--transition);
}

.testimonial-card:hover {
    border-color: rgba(212, 175, 55, 0.15);
    transform: translateY(-2px);
}

.testimonial-stars {
    color: var(--gold);
    font-size: 16px;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.testimonial-text {
    font-size: 15px;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold-light), var(--gold-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--black);
    font-size: 16px;
}

.testimonial-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--white);
}

.testimonial-role {
    font-size: 12px;
    color: var(--gray);
}

/* Contact Section */
.contact-section {
    background: var(--black-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
}

.contact-info p {
    color: rgba(255, 255, 255, 0.55);
    margin-bottom: 32px;
    font-weight: 300;
}

.social-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--black);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: rgba(255, 255, 255, 0.75);
    transition: all var(--transition);
}

.social-link:hover {
    border-color: var(--gold);
    color: var(--gold);
    transform: translateY(-2px);
}

.social-link-whatsapp:hover {
    border-color: #25D366;
    color: #25D366;
}

.whatsapp-icon {
    display: inline-flex;
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    color: #25D366;
}

.whatsapp-icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.footer-contact-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.footer-contact-whatsapp:hover .whatsapp-icon {
    color: var(--gold);
}

.whatsapp-float {
    position: fixed;
    bottom: max(20px, env(safe-area-inset-bottom));
    right: max(20px, env(safe-area-inset-right));
    z-index: 999;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 28px rgba(37, 211, 102, 0.4);
    transition: all var(--transition);
}

.whatsapp-float svg {
    width: 30px;
    height: 30px;
    fill: currentColor;
}

.whatsapp-float:hover {
    transform: scale(1.08);
    box-shadow: 0 12px 36px rgba(37, 211, 102, 0.5);
}

.contact-form-wrapper {
    background: var(--black);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    padding: 40px;
}

/* Forms */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    min-height: 48px;
    background: var(--black-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--white);
    font-family: var(--font);
    font-size: 16px;
    transition: all var(--transition);
    outline: none;
}

.form-group textarea {
    min-height: 100px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: #e74c3c;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23888' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.form-message {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    margin-bottom: 16px;
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    color: #2ecc71;
}

.form-message.error {
    display: block;
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #e74c3c;
}

/* Modal */
.modal-wide {
    max-width: 640px;
}

.address-fieldset {
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    padding: 20px 16px 8px;
    margin-bottom: 16px;
}

.address-fieldset legend {
    padding: 0 8px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--gold);
}

.input-with-loader {
    position: relative;
}

.input-with-loader input {
    padding-right: 40px;
}

.cep-loader {
    display: none;
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    border: 2px solid rgba(212, 175, 55, 0.2);
    border-top-color: var(--gold);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.cep-loader.active {
    display: block;
}

.field-hint {
    display: block;
    font-size: 11px;
    color: var(--gray);
    margin-top: 4px;
    min-height: 16px;
}

.form-group input[readonly] {
    opacity: 0.85;
    cursor: default;
}

.form-group input[data-address-auto]:not(:placeholder-shown) {
    background: rgba(212, 175, 55, 0.05);
    border-color: rgba(212, 175, 55, 0.15);
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--black-secondary);
    border: 1px solid rgba(212, 175, 55, 0.15);
    border-radius: var(--radius-lg);
    padding: 40px;
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(20px) scale(0.97);
    transition: transform var(--transition);
    box-shadow: var(--shadow);
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: var(--gray);
    font-size: 28px;
    cursor: pointer;
    line-height: 1;
    transition: color var(--transition);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.modal-close:hover {
    color: var(--white);
    background: rgba(255, 255, 255, 0.05);
}

.modal-header {
    text-align: center;
    margin-bottom: 28px;
}

.modal-logo {
    margin: 0 auto 16px;
    height: 60px;
    width: auto;
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.modal-header p {
    font-size: 14px;
    color: var(--gray);
    font-weight: 300;
}

/* Footer */
.site-footer {
    padding: 80px 0 0;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    height: 56px;
    width: auto;
    margin-bottom: 16px;
}

.footer-tagline {
    font-size: 14px;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.7;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4,
.footer-cta h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

.footer-links li,
.footer-contact li {
    margin-bottom: 10px;
}

.footer-links a,
.footer-contact a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition);
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--gold);
}

.footer-cta p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.45);
    margin-bottom: 16px;
    font-weight: 300;
}

.footer-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.footer-bottom {
    padding: 24px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.35);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }

/* Responsive — Tablet landscape / small laptop */
@media (max-width: 1200px) {
    .container {
        padding-left: max(20px, env(safe-area-inset-left));
        padding-right: max(20px, env(safe-area-inset-right));
    }

    .features-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
}

/* Responsive — Tablet */
@media (max-width: 1024px) {
    :root {
        --header-height: 72px;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-brand-card {
        min-height: 300px;
        padding: 40px 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .testimonials-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }

    .benefits-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    }
}

/* Responsive — Tablet portrait / small laptop (header) */
@media (max-width: 992px) {
    .main-nav {
        position: fixed;
        top: calc(var(--header-height) + env(safe-area-inset-top));
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        max-width: 100vw;
        background: rgba(11, 11, 11, 0.98);
        backdrop-filter: blur(20px);
        padding: 20px max(20px, env(safe-area-inset-right)) max(24px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));
        border-bottom: 1px solid rgba(212, 175, 55, 0.1);
        transform: translateX(100%);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        z-index: 999;
        flex-direction: column;
        align-items: stretch;
    }

    .main-nav.open {
        transform: translateX(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-list {
        flex-direction: column;
        gap: 4px;
        margin-bottom: 24px;
    }

    .nav-link {
        display: block;
        padding: 14px 16px;
        font-size: 16px;
        min-height: 48px;
    }

    .mobile-nav-actions {
        display: flex;
        flex-direction: column;
        gap: 12px;
        padding-top: 8px;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .mobile-nav-actions .entrar-dropdown {
        width: 100%;
    }

    .mobile-nav-actions .btn-entrar-toggle,
    .mobile-nav-actions .btn {
        width: 100%;
        white-space: normal;
    }

    .mobile-nav-actions .entrar-menu {
        position: static;
        width: 100%;
        margin-top: 8px;
        box-shadow: none;
    }

    .header-actions {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }
}

/* Responsive — Mobile */
@media (max-width: 768px) {
    :root {
        --header-height: 64px;
    }

    .logo-img {
        height: 40px;
    }

    .header-inner {
        gap: 12px;
    }

    .section {
        padding: 56px 0;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .hero {
        min-height: auto;
        padding: calc(var(--header-height) + 32px) 0 56px;
    }

    .hero-title {
        font-size: clamp(1.65rem, 7vw, 2.25rem);
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 28px;
    }

    .hero-badge {
        font-size: 11px;
        margin-bottom: 16px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .feature-card {
        padding: 24px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .footer-brand,
    .footer-tagline {
        max-width: 100%;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .benefit-item {
        padding: 20px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .testimonial-card {
        padding: 24px;
    }

    .contact-form-wrapper {
        padding: 24px 20px;
    }

    .social-links {
        flex-direction: column;
    }

    .social-link {
        width: 100%;
        justify-content: center;
    }

    .modal-overlay {
        padding: 12px;
        align-items: flex-end;
    }

    .modal,
    .modal-wide {
        max-width: 100%;
        max-height: 92vh;
        padding: 28px 20px;
        border-bottom-left-radius: 0;
        border-bottom-right-radius: 0;
    }

    .footer-buttons {
        flex-direction: column;
    }

    .footer-buttons .entrar-dropdown,
    .footer-buttons .btn {
        width: 100%;
    }

    .footer-buttons .entrar-menu {
        position: static;
        width: 100%;
        margin-top: 8px;
    }

    .whatsapp-float {
        width: 52px;
        height: 52px;
    }

    .whatsapp-float svg {
        width: 26px;
        height: 26px;
    }
}

/* Responsive — Small phones */
@media (max-width: 480px) {
    .container {
        padding-left: max(14px, env(safe-area-inset-left));
        padding-right: max(14px, env(safe-area-inset-right));
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .hero-brand-card {
        min-height: 260px;
        padding: 32px 20px;
    }

    .hero-brand-logo {
        width: min(180px, 65%);
    }

    .section-title {
        font-size: clamp(1.5rem, 6vw, 1.85rem);
    }

    .btn-lg {
        padding: 14px 24px;
        font-size: 14px;
    }

    .address-fieldset {
        padding: 16px 12px 8px;
    }

    .entrar-menu {
        min-width: 100%;
    }
}

/* Responsive — Very small screens */
@media (max-width: 360px) {
    .logo-img {
        height: 36px;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .btn {
        padding: 12px 20px;
        font-size: 13px;
    }
}

/* Responsive — Large desktop */
@media (min-width: 1400px) {
    .container {
        max-width: 1280px;
    }
}

/* Reduce motion preference */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .fade-in {
        opacity: 1;
        transform: none;
    }
}