/* ==========================================
   RESET & BASE STYLES
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette - Black & Yellow Professional */
    --color-primary: #FDB913;
    --color-primary-dark: #E5A50F;
    --color-primary-light: #FFCA3A;
    
    --color-black: #0A0A0A;
    --color-black-light: #1A1A1A;
    --color-black-lighter: #2A2A2A;
    
    --color-gray: #3A3A3A;
    --color-gray-light: #6A6A6A;
    --color-gray-lighter: #9A9A9A;
    
    --color-white: #FFFFFF;
    --color-white-soft: #F8F9FA;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(253, 185, 19, 0.3);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-lighter);
    background-color: var(--color-black);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

h1, h2, h3, h4, h5, h6 {
    color: var(--color-white);
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: var(--font-size-4xl);
}

h2 {
    font-size: var(--font-size-3xl);
}

h3 {
    font-size: var(--font-size-2xl);
}

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

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

.highlight {
    color: var(--color-primary);
    position: relative;
}

/* ==========================================
   HEADER
   ========================================== */
.header {
    background-color: var(--color-black-light);
    border-bottom: 1px solid var(--color-black-lighter);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background-color: rgba(26, 26, 26, 0.95);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-white);
}

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

.header-phone {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background-color: var(--color-primary);
    color: var(--color-black);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: all var(--transition-base);
}

.header-phone:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* ==========================================
   WHATSAPP FLOATING BUTTON
   ========================================== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: all var(--transition-base);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.7);
    }
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    padding: var(--spacing-3xl) 0;
    background: var(--color-black) url('images/Design sem nome (21).png') no-repeat center center/cover;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    background-image: 
        linear-gradient(90deg, transparent 0%, rgba(253, 185, 19, 0.03) 50%, transparent 100%),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 50px,
            rgba(253, 185, 19, 0.02) 50px,
            rgba(253, 185, 19, 0.02) 51px
        ),
        repeating-linear-gradient(
            -45deg,
            transparent,
            transparent 50px,
            rgba(253, 185, 19, 0.02) 50px,
            rgba(253, 185, 19, 0.02) 51px
        );
    animation: moveLines 20s linear infinite;
    pointer-events: none;
    z-index: 0;
}

.hero::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(
        circle at center,
        rgba(253, 185, 19, 0.05) 0%,
        transparent 50%
    );
    animation: rotateGlow 30s linear infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes moveLines {
    0% {
        transform: translateX(0) translateY(0);
    }
    100% {
        transform: translateX(50px) translateY(50px);
    }
}

@keyframes rotateGlow {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.hero-content-centered {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background-color: rgba(253, 185, 19, 0.1);
    color: var(--color-primary);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(253, 185, 19, 0.2);
}

.hero h1 {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-xl);
    line-height: 1.1;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-lighter);
    margin-bottom: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-white);
    font-size: var(--font-size-sm);
}

.feature-item svg {
    color: var(--color-primary);
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    justify-content: center;
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    text-align: center;
    justify-content: center;
}

.btn-primary {
    background-color: #25D366;
    color: var(--color-white);
    animation: pulse-button 2s ease-in-out infinite;
}

.btn-primary:hover {
    background-color: #128C7E;
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(37, 211, 102, 0.5);
    animation: none;
}

@keyframes pulse-button {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
    }
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-primary);
    animation: pulse-button-secondary 2s ease-in-out infinite;
    animation-delay: 0.5s;
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-black);
    animation: none;
}

@keyframes pulse-button-secondary {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(253, 185, 19, 0.5);
    }
    50% {
        transform: scale(1.03);
        box-shadow: 0 0 0 8px rgba(253, 185, 19, 0);
    }
}

.btn-block {
    width: 100%;
}

/* ==========================================
   SERVICES SECTION
   ========================================== */
.services {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-black);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-lighter);
}

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

.service-card {
    background-color: var(--color-black-lighter);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray);
    transition: all var(--transition-base);
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(253, 185, 19, 0.2);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: rgba(253, 185, 19, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
    border: 2px solid rgba(253, 185, 19, 0.2);
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xl);
}

.service-card > p {
    color: var(--color-gray-lighter);
    margin-bottom: var(--spacing-md);
}

.service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.service-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-gray-lighter);
    font-size: var(--font-size-sm);
}

.service-list li::before {
    content: '⚡';
    color: var(--color-primary);
    font-size: var(--font-size-base);
}

/* ==========================================
   WHY CHOOSE SECTION
   ========================================== */
.why-choose {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-black);
    border-top: 1px solid var(--color-black-lighter);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.benefit-card {
    background-color: var(--color-black-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-black-lighter);
    transition: all var(--transition-base);
    text-align: center;
}

.benefit-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: rgba(253, 185, 19, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    border: 2px solid rgba(253, 185, 19, 0.2);
}

.benefit-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xl);
}

.benefit-card p {
    color: var(--color-gray-lighter);
}

/* ==========================================
   COVERAGE AREA SECTION
   ========================================== */
.coverage-area {
    padding: var(--spacing-3xl) 0;
    background: var(--color-black);
    border-top: 1px solid var(--color-black-lighter);
}

.coverage-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.coverage-text h2 {
    margin-bottom: var(--spacing-md);
}

.coverage-description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-lighter);
    margin-bottom: var(--spacing-xl);
}

.coverage-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.coverage-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--color-black-lighter);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray);
    transition: all var(--transition-base);
}

.coverage-item:hover {
    border-color: var(--color-primary);
}

.coverage-item svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

.coverage-item h4 {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-xs);
}

.coverage-item p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-lighter);
}

.cta-box {
    background: var(--color-primary);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-glow);
}

.cta-box h3 {
    color: var(--color-black);
    margin-bottom: var(--spacing-sm);
}

.cta-box p {
    color: var(--color-black-lighter);
    margin-bottom: var(--spacing-lg);
}

.cta-box .btn {
    margin-bottom: var(--spacing-sm);
}

.cta-box .btn-primary {
    background-color: var(--color-black);
    color: var(--color-primary);
}

.cta-box .btn-primary:hover {
    background-color: var(--color-black-light);
}

.cta-box .btn-secondary {
    background-color: transparent;
    color: var(--color-black);
    border-color: var(--color-black);
}

.cta-box .btn-secondary:hover {
    background-color: var(--color-black);
    color: var(--color-primary);
}

/* ==========================================
   CONTACT FORM SECTION
   ========================================== */
.contact-form {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-black);
}

.form-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--color-black-light);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-black-lighter);
}

.form-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.form-header h2 {
    margin-bottom: var(--spacing-sm);
}

.form-header p {
    color: var(--color-gray-lighter);
}

.lead-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    color: var(--color-white);
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray);
    background-color: var(--color-black-lighter);
    color: var(--color-white);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(253, 185, 19, 0.1);
}

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

.form-note {
    text-align: center;
    color: var(--color-gray-lighter);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-sm);
}

.form-note a {
    color: var(--color-primary);
    font-weight: 600;
}

.form-note a:hover {
    text-decoration: underline;
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background-color: var(--color-black-light);
    border-top: 1px solid var(--color-black-lighter);
    padding: var(--spacing-2xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-col h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.footer-col p {
    color: var(--color-gray-lighter);
    margin-bottom: var(--spacing-sm);
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-col ul li a {
    color: var(--color-gray-lighter);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

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

.footer-tech {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary);
}

.footer-bottom {
    border-top: 1px solid var(--color-black-lighter);
    padding-top: var(--spacing-md);
    text-align: center;
}

.footer-bottom p {
    color: var(--color-gray-light);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-xs);
}

.footer-seo {
    color: var(--color-gray);
    font-size: var(--font-size-xs);
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 768px) {
    :root {
        --font-size-3xl: 1.75rem;
        --font-size-4xl: 2rem;
        --font-size-5xl: 2.25rem;
    }

    .coverage-content {
        grid-template-columns: 1fr;
    }
    
    .hero-content-centered {
        padding: 0 var(--spacing-md);
    }

    .hero {
        padding: var(--spacing-2xl) 0;
    }

    .hero-cta .btn {
        min-width: 280px;
    }

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

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

    .header-phone {
        font-size: var(--font-size-sm);
        padding: var(--spacing-sm);
    }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-float svg {
        width: 24px;
        height: 24px;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .logo span {
        font-size: var(--font-size-base);
    }

    .hero h1 {
        font-size: var(--font-size-3xl);
    }

    .section-header h2 {
        font-size: var(--font-size-2xl);
    }

    .hero-cta .btn {
        width: 100%;
        max-width: 100%;
        min-width: auto;
    }

    .service-card,
    .benefit-card {
        padding: var(--spacing-lg);
    }
    
    .hero-features {
        flex-direction: column;
        align-items: center;
    }
}

/* ==========================================
   ANIMATIONS
   ========================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.service-card,
.benefit-card,
.coverage-item {
    animation: fadeIn 0.6s ease-out;
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }