/* ==================== CSS Variables ==================== */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary: #f59e0b;
    --secondary-dark: #d97706;
    --accent: #10b981;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --gray-900: #111827;
    --gray-800: #1f2937;
    --gray-700: #374151;
    --gray-600: #4b5563;
    --gray-500: #6b7280;
    --gray-400: #9ca3af;
    --gray-300: #d1d5db;
    --gray-200: #e5e7eb;
    --gray-100: #f3f4f6;
    --gray-50: #f9fafb;
    --white: #ffffff;
    --danger: #ef4444;
    --success: #10b981;
    --warning: #f59e0b;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

/* ==================== Reset & Base ==================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font);
    color: var(--gray-800);
    line-height: 1.6;
    background: var(--white);
    overflow-x: hidden;
}

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

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

ul { list-style: none; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================== Buttons ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-align: center;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-full {
    width: 100%;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 12px;
}

.btn-danger {
    background: var(--danger);
    color: var(--white);
}

.btn-danger:hover {
    background: #dc2626;
}

.btn-success {
    background: var(--success);
    color: var(--white);
}

/* ==================== Header ==================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 800;
    color: var(--dark);
}

.logo i {
    color: var(--primary);
    font-size: 28px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    color: var(--gray-600);
    font-size: 14px;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary);
    background: rgba(37, 99, 235, 0.08);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--gray-700);
    cursor: pointer;
    padding: 8px;
}

.header-cta {
    font-size: 13px !important;
    padding: 10px 20px !important;
}

/* ==================== Hero ==================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 72px;
    background: linear-gradient(160deg, #0b1220 0%, var(--dark) 35%, var(--dark-light) 70%, #101f3c 100%);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 18% 40%, rgba(37, 99, 235, 0.22) 0%, transparent 52%),
        radial-gradient(circle at 88% 12%, rgba(245, 158, 11, 0.1) 0%, transparent 42%),
        radial-gradient(circle at 55% 95%, rgba(16, 185, 129, 0.09) 0%, transparent 50%),
        repeating-linear-gradient(0deg, rgba(255,255,255,0.028) 0 1px, transparent 1px 52px),
        repeating-linear-gradient(90deg, rgba(255,255,255,0.028) 0 1px, transparent 1px 52px),
        linear-gradient(115deg, rgba(255,255,255,0.035) 0%, rgba(255,255,255,0) 42%);
}

/* Sombra suave atrás do conteúdo para dar profundidade */
.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 45% at 30% 50%, rgba(15, 23, 42, 0) 0%, rgba(11, 18, 32, 0.55) 100%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 820px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.14), rgba(245, 158, 11, 0.06));
    color: #fcd34d;
    padding: 9px 22px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    margin-bottom: 26px;
    border: 1px solid rgba(245, 158, 11, 0.32);
    box-shadow: 0 0 28px rgba(245, 158, 11, 0.12);
}

.hero h1 {
    font-size: clamp(38px, 5.4vw, 62px);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.5px;
    color: var(--white);
    margin-bottom: 26px;
    text-wrap: balance;
}

.hero h1 .text-gradient {
    display: block;
    margin-top: 6px;
}

.text-gradient {
    background: linear-gradient(100deg, #60a5fa 0%, var(--secondary) 55%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--gray-300);
    margin-bottom: 44px;
    max-width: 620px;
    line-height: 1.85;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 52px;
}

/* Cartão translúcido com os contadores, inspirado em faixas de destaques */
.hero-stats {
    display: flex;
    align-items: stretch;
    background: rgba(255, 255, 255, 0.045);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 18px;
    padding: 22px 8px;
    max-width: 680px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
}

.stat {
    flex: 1;
    text-align: center;
    padding: 0 26px;
}

.stat + .stat {
    border-left: 1px solid rgba(255, 255, 255, 0.14);
}

.stat-number {
    font-size: clamp(30px, 3.2vw, 40px);
    font-weight: 800;
    color: var(--white);
    line-height: 1;
}

.stat-label {
    display: block;
    font-size: 13px;
    color: var(--gray-400);
    margin-top: 8px;
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 16px;
}

.section-header p {
    font-size: 16px;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* ==================== Services ==================== */
.services {
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    position: relative;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.service-card.featured {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg), 0 0 0 1px var(--primary);
}

.service-badge {
    position: absolute;
    top: -12px;
    right: 24px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
}

.service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(37, 99, 235, 0.05));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.service-icon i {
    font-size: 28px;
    color: var(--primary);
}

.service-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.service-card p {
    color: var(--gray-500);
    font-size: 14px;
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-features {
    margin-bottom: 24px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    font-size: 13px;
    color: var(--gray-600);
}

.service-features i {
    color: var(--accent);
    font-size: 12px;
}

/* ==================== Ad Spaces ==================== */
.ad-space {
    width: 100%;
    min-height: 0;
    transition: var(--transition);
}

.ad-space.active {
    min-height: 90px;
    padding: 16px 0;
    background: var(--gray-50);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-space.active img {
    max-height: 80px;
    max-width: 100%;
    border-radius: var(--radius-sm);
}

.ad-space .adsense-slot {
    display: block;
    text-align: center;
}

.ad-sidebar-container {
    padding: 40px 0;
    background: var(--gray-50);
}

/* ==================== About ==================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text {
    color: var(--gray-500);
    margin-bottom: 16px;
    font-size: 15px;
    line-height: 1.8;
}

.sinapi-card {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 12px 16px;
    border-radius: 8px;
    margin: 16px auto;
    max-width: 480px;
    text-align: center;
}

.sinapi-card-title {
    margin: 0 0 4px 0;
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.sinapi-card-text {
    margin: 0;
    font-size: 12px;
    opacity: 0.92;
    line-height: 1.5;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 32px;
}

.feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature i {
    width: 48px;
    height: 48px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 20px;
    flex-shrink: 0;
}

.feature h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.feature p {
    font-size: 13px;
    color: var(--gray-500);
}

.about-image {
    display: flex;
    justify-content: center;
}

.about-image-card {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
    box-shadow: var(--shadow-xl);
}

.about-image-card i {
    font-size: 80px;
    margin-bottom: 16px;
}

.about-image-card span {
    font-size: 18px;
    font-weight: 600;
}

/* ==================== Promotions ==================== */
.promotions {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    color: var(--white);
}

.promotions .section-badge {
    background: rgba(245, 158, 11, 0.15);
    color: var(--secondary);
}

.promotions .section-header h2 {
    color: var(--white);
}

.promotions .section-header p {
    color: var(--gray-400);
}

.promo-validate-box {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 48px;
    max-width: 500px;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    box-sizing: border-box;
}

.promo-validate-box h3 {
    text-align: center;
    margin-bottom: 20px;
    font-size: 18px;
}

.promo-validate-box h3 i {
    color: var(--secondary);
}

.promo-input-group {
    display: flex;
    gap: 12px;
}

.promo-input-group input {
    flex: 1;
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    border: 2px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.05);
    color: var(--white);
    font-size: 16px;
    font-family: var(--font);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.promo-input-group input::placeholder {
    color: var(--gray-500);
    text-transform: none;
    letter-spacing: normal;
}

.promo-result {
    margin-top: 16px;
    padding: 16px;
    border-radius: var(--radius-sm);
    text-align: center;
    font-weight: 600;
}

.promo-result.success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.promo-result.error {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.promotions-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 16px;
    width: 100%;
}

@media (max-width: 768px) {
    .promotions-list {
        gap: 12px;
    }
}

@media (max-width: 480px) {
    .promotions-list {
        gap: 12px;
    }
}

.promo-card {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-md);
    padding: 24px 20px;
    text-align: center;
    transition: var(--transition);
    width: 170px;
    min-height: 170px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.promo-card:hover {
    transform: translateY(-4px);
    border-color: var(--secondary);
}

.promo-card .promo-discount {
    font-size: 32px;
    font-weight: 800;
    color: var(--secondary);
    margin-bottom: 6px;
    line-height: 1;
}

.promo-card .promo-discount span {
    font-size: 16px;
}

.promo-card .promo-desc {
    font-size: 12px;
    margin-bottom: 12px;
    color: var(--gray-300);
    line-height: 1.4;
    flex: 1;
}

.promo-card .promo-code-display {
    display: inline-block;
    background: rgba(245, 158, 11, 0.15);
    color: var(--secondary);
    padding: 6px 14px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 2px;
}

/* ==================== Testimonials ==================== */
.testimonials {
    background: var(--gray-50);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.testimonial-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.testimonial-stars {
    margin-bottom: 16px;
}

.testimonial-stars i {
    color: var(--secondary);
    font-size: 16px;
}

.testimonial-card p {
    color: var(--gray-600);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 20px;
    font-style: italic;
}

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

.author-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.testimonial-author strong {
    display: block;
    font-size: 14px;
    color: var(--dark);
}

.testimonial-author span {
    font-size: 12px;
    color: var(--gray-500);
}

/* ==================== Contact ==================== */
.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-form {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-group label i {
    color: var(--primary);
    margin-right: 4px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    border: 2px solid var(--gray-200);
    font-size: 14px;
    font-family: var(--font);
    transition: var(--transition);
    background: var(--gray-50);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.form-success {
    text-align: center;
    padding: 60px 40px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.form-success i {
    font-size: 64px;
    color: var(--success);
    margin-bottom: 16px;
}

.form-success h3 {
    font-size: 24px;
    color: var(--dark);
    margin-bottom: 8px;
}

.form-success p {
    color: var(--gray-500);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.info-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.info-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
}

.info-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
    margin-bottom: 12px;
}

.info-card h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.info-card p {
    font-size: 13px;
    color: var(--gray-500);
}

/* ==================== Footer ==================== */
.footer {
    background: var(--dark);
    color: var(--gray-400);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-logo i {
    color: var(--primary);
}

.footer-col p {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    font-size: 14px;
    color: var(--gray-400);
}

.footer-col ul li a:hover {
    color: var(--primary-light);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.footer-contact i {
    color: var(--primary);
    width: 16px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    color: var(--white);
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
    font-size: 13px;
}

.footer-bottom i {
    color: var(--danger);
}

/* ==================== WhatsApp Float ==================== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 28px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
}

.whatsapp-tooltip {
    position: absolute;
    right: 72px;
    background: var(--white);
    color: var(--dark);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--white);
}

/* ==================== Loading ==================== */
.loading {
    display: flex;
    justify-content: center;
    padding: 40px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ==================== Animations ==================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* ==================== Responsive ==================== */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image {
        order: -1;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: var(--shadow-lg);
    }
    
    .nav.active {
        display: flex;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .header-cta {
        display: none;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 0;
        max-width: 100%;
        padding: 10px 20px;
    }
    
    .stat {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        text-align: left;
        padding: 14px 4px;
    }
    
    .stat + .stat {
        border-left: none;
        border-top: 1px solid rgba(255, 255, 255, 0.14);
    }
    
    .stat-label {
        margin-top: 0;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    .about-features {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .hero-buttons {
        flex-direction: column;
    }
    .hero-buttons .btn {
        width: 100%;
    }

}

@media (max-width: 480px) {
    .section {
        padding: 60px 0;
    }
    
    .contact-form {
        padding: 24px;
    }
    
    .service-card {
        padding: 24px;
    }
    
    .promo-input-group {
        flex-direction: column;
    }
}

/* ==================== Admin Styles ==================== */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 260px;
    background: var(--dark);
    color: var(--white);
    padding: 24px 0;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
    z-index: 100;
}

.admin-sidebar .sidebar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 24px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 16px;
    font-size: 18px;
    font-weight: 700;
}

.admin-sidebar .sidebar-logo i {
    color: var(--primary);
}

.admin-sidebar nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    color: var(--gray-400);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

.admin-sidebar nav a:hover,
.admin-sidebar nav a.active {
    color: var(--white);
    background: rgba(255,255,255,0.05);
    border-right: 3px solid var(--primary);
}

.admin-sidebar nav a i {
    width: 20px;
    text-align: center;
}

.admin-main {
    flex: 1;
    margin-left: 260px;
    background: var(--gray-50);
    min-height: 100vh;
}

.admin-header {
    background: var(--white);
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 50;
}

.admin-header h1 {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
}

.admin-content {
    padding: 32px;
}

.admin-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    border: 1px solid var(--gray-200);
    margin-bottom: 24px;
}

.admin-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 16px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    border: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.stat-card .stat-icon.blue {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
}

.stat-card .stat-icon.green {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent);
}

.stat-card .stat-icon.yellow {
    background: rgba(245, 158, 11, 0.1);
    color: var(--secondary);
}

.stat-card .stat-icon.purple {
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
}

.stat-card .stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
}

.stat-card .stat-label {
    font-size: 13px;
    color: var(--gray-500);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
    font-size: 14px;
}

.admin-table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-600);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.admin-table tr:hover {
    background: var(--gray-50);
}

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 600;
}

.badge-novo {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
}

.badge-contato {
    background: rgba(245, 158, 11, 0.1);
    color: var(--secondary);
}

.badge-finalizado {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent);
}

.badge-cancelado {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

/* Login page */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
}

.login-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 48px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-xl);
}

.login-card h1 {
    text-align: center;
    font-size: 24px;
    color: var(--dark);
    margin-bottom: 8px;
}

.login-card .subtitle {
    text-align: center;
    color: var(--gray-500);
    margin-bottom: 32px;
    font-size: 14px;
}

.login-card .form-group {
    margin-bottom: 20px;
}

.login-card .form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.login-card .form-group input {
    width: 100%;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    border: 2px solid var(--gray-200);
    font-size: 14px;
    font-family: var(--font);
    transition: var(--transition);
}

.login-card .form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.login-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    padding: 12px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    margin-bottom: 16px;
    display: none;
}

/* Admin form styles */
.admin-form {
    max-width: 600px;
}

.admin-form .form-group {
    margin-bottom: 20px;
}

.admin-form label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.admin-form input,
.admin-form select,
.admin-form textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border: 2px solid var(--gray-200);
    font-size: 14px;
    font-family: var(--font);
    transition: var(--transition);
}

.admin-form input:focus,
.admin-form select:focus,
.admin-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 24px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--gray-300);
    border-radius: 24px;
    transition: var(--transition);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    left: 3px;
    bottom: 3px;
    background: var(--white);
    border-radius: 50%;
    transition: var(--transition);
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--primary);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(24px);
}

/* Tabs */
.admin-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 24px;
    border-bottom: 2px solid var(--gray-200);
    padding-bottom: 0;
}

.admin-tab {
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-500);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: var(--transition);
}

.admin-tab:hover {
    color: var(--gray-700);
}

.admin-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Toast notification */
.toast {
    position: fixed;
    top: 24px;
    right: 24px;
    padding: 16px 24px;
    border-radius: var(--radius-sm);
    color: var(--white);
    font-size: 14px;
    font-weight: 500;
    z-index: 10000;
    animation: slideIn 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.toast.success {
    background: var(--success);
}

.toast.error {
    background: var(--danger);
}

.toast.info {
    background: var(--primary);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}