/* ============================= */
/* CSS CUSTOM PROPERTIES (VARIÁVEIS) */
/* ============================= */
:root {
    /* Cores principais */
    --color-white: #FFFFFF;
    --color-light-gray: #F4F5F7;
    --color-dark-blue: #0A2540;
    --color-accent-blue: #00A8FF;
    --color-accent-hover: #0090DB;
    --color-text-primary: #1A1A2E;
    --color-text-secondary: #4A4A68;
    --color-text-muted: #6B7280;
    --color-border: #E5E7EB;
    --color-success: #10B981;
    --color-whatsapp: #25D366;
    --color-whatsapp-hover: #1EBE5A;

    /* Tipografia */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Roboto', sans-serif;

    /* Espaçamentos */
    --section-padding: 80px 0;
    --container-width: 1200px;
    --gutter: 24px;

    /* Sombras */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);

    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 50px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    color: var(--color-text-primary);
    background-color: var(--color-white);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

button {
    border: none;
    cursor: pointer;
    font-family: inherit;
    transition: all var(--transition-normal);
}

input, textarea, select {
    font-family: inherit;
    font-size: 1rem;
}

/* ============================= */
/* UTILIDADES */
/* ============================= */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--gutter);
}

.section-label {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-accent-blue);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    color: var(--color-dark-blue);
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 650px;
    line-height: 1.7;
}

.text-center {
    text-align: center;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ============================= */
/* BOTÕES */
/* ============================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-accent-blue);
    color: var(--color-white);
    border-color: var(--color-accent-blue);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 168, 255, 0.35);
}

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

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

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

.btn-whatsapp:hover {
    background: var(--color-whatsapp-hover);
    border-color: var(--color-whatsapp-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.35);
}

.btn-dark {
    background: var(--color-dark-blue);
    color: var(--color-white);
    border-color: var(--color-dark-blue);
}

.btn-dark:hover {
    background: #0D3358;
    border-color: #0D3358;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ============================= */
/* HEADER FIXO */
/* ============================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-normal);
}

.header.scrolled {
    border-bottom-color: var(--color-border);
    box-shadow: var(--shadow-sm);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--color-dark-blue);
    letter-spacing: -0.5px;
    flex-shrink: 0;
}

.logo span {
    color: var(--color-accent-blue);
}

.nav-desktop {
    display: none;
}

.nav-desktop a {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-desktop a:hover,
.nav-desktop a.active {
    color: var(--color-accent-blue);
    background: rgba(0, 168, 255, 0.06);
}

.header-cta {
    display: none;
}

/* Menu Mobile Toggle */
.menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    padding: 4px;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 2.5px;
    background: var(--color-dark-blue);
    border-radius: 2px;
    transition: all var(--transition-normal);
    transform-origin: center;
}

.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);
}

/* Mobile Nav */
.nav-mobile {
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    height: calc(100vh - 72px);
    background: var(--color-white);
    padding: 24px;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-mobile.open {
    transform: translateX(0);
}

.nav-mobile a {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    padding: 14px 16px;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-mobile a:hover {
    background: var(--color-light-gray);
    color: var(--color-accent-blue);
}

.nav-mobile .btn {
    margin-top: 16px;
    width: 100%;
    text-align: center;
}

/* ============================= */
/* HERO */
/* ============================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-dark-blue) 0%, #0D3B66 50%, #14527A 100%);
    overflow: hidden;
    padding-top: 72px;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 200%;
    background: radial-gradient(ellipse, rgba(0, 168, 255, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 120px;
    background: linear-gradient(to top, var(--color-white), transparent);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
    padding: 60px 0 80px;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 168, 255, 0.15);
    border: 1px solid rgba(0, 168, 255, 0.3);
    color: var(--color-accent-blue);
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 700;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    margin-bottom: 24px;
    letter-spacing: 0.5px;
}

.hero-badge svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5.5vw, 3.2rem);
    font-weight: 800;
    color: var(--color-white);
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.hero h1 .highlight {
    color: var(--color-accent-blue);
}

.hero-description {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 12px;
    max-width: 540px;
}

.hero-free-install {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-success);
    margin-bottom: 32px;
}

.hero-free-install svg {
    width: 20px;
    height: 20px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 40px;
}

.hero-trust {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.85rem;
}

.hero-trust-item svg {
    width: 18px;
    height: 18px;
    color: var(--color-success);
    flex-shrink: 0;
}

.hero-image {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-wrapper {
    position: relative;
    width: 100%;
    max-width: 480px;
}

.hero-image-wrapper img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.hero-image-float {
    position: absolute;
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    animation: floatUp 3s ease-in-out infinite;
}

.hero-image-float.top-right {
    top: -10px;
    right: -10px;
}

.hero-image-float.bottom-left {
    bottom: 20px;
    left: -10px;
    animation-delay: 1.5s;
}

.hero-image-float-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.hero-image-float-icon.green {
    background: rgba(16, 185, 129, 0.12);
    color: var(--color-success);
}

.hero-image-float-icon.blue {
    background: rgba(0, 168, 255, 0.12);
    color: var(--color-accent-blue);
}

.hero-image-float-icon svg {
    width: 18px;
    height: 18px;
}

.hero-image-float-text {
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--color-dark-blue);
}

.hero-image-float-sub {
    font-family: var(--font-body);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    font-weight: 400;
}

@keyframes floatUp {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ============================= */
/* SEÇÃO SOLUÇÕES */
/* ============================= */
.solutions {
    padding: var(--section-padding);
    background: var(--color-white);
}

.solutions-header {
    margin-bottom: 50px;
}

.solutions-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.solution-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--color-accent-blue);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.solution-card:hover {
    border-color: rgba(0, 168, 255, 0.2);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.solution-card:hover::before {
    transform: scaleX(1);
}

.solution-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: rgba(0, 168, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--color-accent-blue);
}

.solution-icon svg {
    width: 28px;
    height: 28px;
}

.solution-card h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-dark-blue);
    margin-bottom: 12px;
}

.solution-card p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 18px;
}

.solution-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.solution-features li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.88rem;
    color: var(--color-text-secondary);
}

.solution-features li svg {
    width: 16px;
    height: 16px;
    color: var(--color-success);
    flex-shrink: 0;
    margin-top: 3px;
}

/* ============================= */
/* SEÇÃO BENEFÍCIOS */
/* ============================= */
.benefits {
    padding: var(--section-padding);
    background: var(--color-light-gray);
}

.benefits-header {
    margin-bottom: 50px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.benefit-item {
    display: flex;
    gap: 18px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    transition: all var(--transition-normal);
    border: 1px solid transparent;
}

.benefit-item:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(0, 168, 255, 0.15);
    transform: translateY(-3px);
}

.benefit-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: rgba(0, 168, 255, 0.15);
    line-height: 1;
    flex-shrink: 0;
    width: 48px;
}

.benefit-content h3 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-dark-blue);
    margin-bottom: 8px;
}

.benefit-content p {
    font-size: 0.92rem;
    color: var(--color-text-secondary);
    line-height: 1.65;
}

/* ============================= */
/* SEÇÃO SOBRE */
/* ============================= */
.about {
    padding: var(--section-padding);
    background: var(--color-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

.about-content .section-subtitle {
    margin-bottom: 28px;
}

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

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--color-light-gray);
    border-radius: var(--radius-sm);
}

.about-feature svg {
    width: 20px;
    height: 20px;
    color: var(--color-accent-blue);
    flex-shrink: 0;
}

.about-feature span {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-dark-blue);
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.stat-card {
    background: linear-gradient(135deg, var(--color-dark-blue), #0D3B66);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    text-align: center;
    color: var(--color-white);
}

.stat-card .stat-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--color-accent-blue);
    line-height: 1;
    margin-bottom: 6px;
}

.stat-card .stat-label {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

/* ============================= */
/* SEÇÃO FAQ */
/* ============================= */
.faq {
    padding: var(--section-padding);
    background: var(--color-light-gray);
}

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

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.faq-item.active {
    border-color: rgba(0, 168, 255, 0.2);
    box-shadow: var(--shadow-sm);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: 100%;
    padding: 20px 24px;
    background: none;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-dark-blue);
    text-align: left;
    cursor: pointer;
}

.faq-question:hover {
    color: var(--color-accent-blue);
}

.faq-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--color-light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--transition-normal);
}

.faq-item.active .faq-icon {
    background: var(--color-accent-blue);
    color: var(--color-white);
    transform: rotate(45deg);
}

.faq-icon svg {
    width: 14px;
    height: 14px;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-answer-inner {
    padding: 0 24px 20px;
    font-size: 0.92rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ============================= */
/* SEÇÃO CONTATO */
/* ============================= */
.contact {
    padding: var(--section-padding);
    background: var(--color-white);
}

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

.contact-info h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-dark-blue);
    margin-bottom: 12px;
}

.contact-info > p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 28px;
    line-height: 1.7;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 28px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 14px;
}

.contact-method-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: rgba(0, 168, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent-blue);
    flex-shrink: 0;
}

.contact-method-icon svg {
    width: 20px;
    height: 20px;
}

.contact-method-text {
    font-size: 0.92rem;
}

.contact-method-text strong {
    display: block;
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-dark-blue);
    font-size: 0.88rem;
}

.contact-method-text span {
    color: var(--color-text-secondary);
}

.contact-form {
    background: var(--color-light-gray);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
}

.contact-form h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-dark-blue);
    margin-bottom: 6px;
}

.contact-form > p {
    font-size: 0.88rem;
    color: var(--color-text-muted);
    margin-bottom: 24px;
}

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

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-dark-blue);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-white);
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--color-accent-blue);
    box-shadow: 0 0 0 3px rgba(0, 168, 255, 0.12);
}

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

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

.form-submit {
    width: 100%;
    margin-top: 8px;
}

.form-note {
    text-align: center;
    font-size: 0.78rem;
    color: var(--color-text-muted);
    margin-top: 12px;
}

.form-note svg {
    width: 12px;
    height: 12px;
    display: inline;
    vertical-align: middle;
    margin-right: 4px;
}

/* ============================= */
/* FOOTER */
/* ============================= */
.footer {
    background: var(--color-dark-blue);
    color: rgba(255, 255, 255, 0.7);
    padding: 48px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    color: var(--color-white);
    margin-bottom: 12px;
}

.footer-brand p {
    font-size: 0.88rem;
    line-height: 1.7;
    max-width: 320px;
}

.footer h4 {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 16px;
}

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

.footer-links a {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-accent-blue);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.82rem;
}

.footer-bottom .disclaimer {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ============================= */
/* WHATSAPP FLUTUANTE */
/* ============================= */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 900;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--color-whatsapp);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all var(--transition-normal);
    animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    color: var(--color-white);
}

.whatsapp-float-tooltip {
    position: absolute;
    right: 72px;
    background: var(--color-white);
    color: var(--color-dark-blue);
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

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

@keyframes pulse-whatsapp {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6), 0 0 0 12px rgba(37, 211, 102, 0.1); }
}

/* ============================= */
/* ANIMAÇÕES DE SCROLL */
/* ============================= */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================= */
/* RESPONSIVIDADE - TABLET */
/* ============================= */
@media (min-width: 768px) {
    .solutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

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

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }

    .hero-buttons {
        flex-wrap: nowrap;
    }
}

/* ============================= */
/* RESPONSIVIDADE - DESKTOP */
/* ============================= */
@media (min-width: 1024px) {
    :root {
        --section-padding: 100px 0;
    }

    .nav-desktop {
        display: flex;
        align-items: center;
        gap: 4px;
    }

    .menu-toggle {
        display: none;
    }

    .header-cta {
        display: block;
    }

    .hero-grid {
        grid-template-columns: 1fr 1fr;
        padding: 80px 0 100px;
    }

    .solutions-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

@media (min-width: 1280px) {
    .container {
        padding: 0 32px;
    }
}