/* ==========================================================================
   TIPlus UI/UX Design System (Guided by Designer Skill)
   Theme: Tech Glassmorphism & High Contrast Dark Mode
   ========================================================================== */

:root {
    --bg-dark: #070a12;
    --bg-card: rgba(17, 24, 39, 0.7);
    --bg-surface: #0d1322;
    
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dim: #6b7280;
    
    --accent-blue: #3b82f6;
    --accent-cyan: #06b6d4;
    --accent-emerald: #10b981;
    --whatsapp-green: #25d366;
    --whatsapp-green-hover: #1ebd56;
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(6, 182, 212, 0.35);
    
    --font-heading: 'Space Grotesk', 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    
    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 28px;
    --radius-full: 9999px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-glow: 0 10px 40px rgba(6, 182, 212, 0.2);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 110px 0;
}

.section-dark {
    background-color: #0b0f1d;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

/* Ambient Glow Orbs */
.ambient-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.25;
}

.glow-1 {
    top: 50px;
    left: -100px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-cyan), var(--accent-blue));
}

.glow-2 {
    top: 1200px;
    right: -100px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, #8b5cf6, var(--accent-blue));
}

/* Glassmorphism Panel Component */
.glass-panel {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.35);
    transition: var(--transition);
}

.glass-panel:hover {
    border-color: var(--border-glow);
    box-shadow: 0 20px 45px rgba(6, 182, 212, 0.15);
}

/* Typography & Visual Hierarchy */
.text-gradient {
    background: linear-gradient(135deg, #06b6d4 0%, #3b82f6 50%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-header {
    margin-bottom: 64px;
}

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

.section-subtitle {
    display: inline-block;
    color: var(--accent-cyan);
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
    padding: 4px 12px;
    background: rgba(6, 182, 212, 0.08);
    border-radius: var(--radius-full);
    border: 1px solid rgba(6, 182, 212, 0.2);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.6rem;
    font-weight: 700;
    line-height: 1.2;
    color: #ffffff;
    margin-bottom: 16px;
}

.section-description {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 660px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(6, 182, 212, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-whatsapp-lg {
    background: var(--whatsapp-green);
    color: #ffffff;
    font-size: 1.1rem;
    padding: 18px 36px;
    border-radius: var(--radius-md);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp-lg:hover {
    background: var(--whatsapp-green-hover);
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(37, 211, 102, 0.5);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(7, 10, 18, 0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    padding: 18px 0;
    transition: var(--transition);
}

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

.logo-framed {
    display: inline-flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 10px 18px;
    background: rgba(6, 182, 212, 0.04);
    border: 1.5px solid rgba(6, 182, 212, 0.4);
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.1);
    transition: var(--transition);
    text-decoration: none;
    line-height: 1;
}

.logo-framed:hover {
    border-color: var(--accent-cyan);
    background: rgba(6, 182, 212, 0.08);
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.25);
    transform: translateY(-2px);
}

.logo-tech {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-cyan);
    letter-spacing: 2px;
    display: block;
    line-height: 1;
}

.logo-plus {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: 3px;
    display: block;
    line-height: 1;
    margin-top: 2px;
}

.logo-tag {
    font-size: 0.55rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    color: var(--text-muted);
    margin-top: 5px;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    gap: 28px;
}

.nav-item {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition);
}

.nav-item:hover {
    color: #ffffff;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: #ffffff;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero-section {
    position: relative;
    padding: 180px 0 110px;
    overflow: hidden;
}

.hero-grid-pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
    background-size: 36px 36px;
    pointer-events: none;
    opacity: 0.6;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 50px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: var(--radius-full);
    color: var(--accent-cyan);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-cyan);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-cyan);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(6, 182, 212, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(6, 182, 212, 0); }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.3rem;
    font-weight: 800;
    line-height: 1.15;
    color: #ffffff;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 36px;
    max-width: 580px;
}

.hero-cta-group {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-metrics {
    display: flex;
    align-items: center;
    gap: 28px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.metric-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    color: #ffffff;
}

.metric-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.metric-divider {
    width: 1px;
    height: 40px;
    background-color: var(--border-color);
}

/* Server Status Monitor Card */
.server-status-card {
    padding: 0;
    overflow: hidden;
}

.card-header-status {
    background: rgba(255, 255, 255, 0.03);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
}

.dots {
    display: flex;
    gap: 8px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.dot.red { background: #ef4444; }
.dot.yellow { background: #f59e0b; }
.dot.green { background: #10b981; }

.status-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

.card-body-status {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.server-node {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
}

.node-icon-wrapper {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.linux-bg { background: rgba(245, 158, 11, 0.15); color: #f59e0b; }
.win-bg { background: rgba(59, 130, 246, 0.15); color: #3b82f6; }
.net-bg { background: rgba(6, 182, 212, 0.15); color: #06b6d4; }

.node-info {
    flex: 1;
}

.node-info strong {
    display: block;
    font-size: 0.95rem;
    color: #ffffff;
}

.node-info small {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.badge-status {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.badge-status.online { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald); border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-status.protected { background: rgba(59, 130, 246, 0.15); color: var(--accent-blue); border: 1px solid rgba(59, 130, 246, 0.3); }
.badge-status.optimized { background: rgba(6, 182, 212, 0.15); color: var(--accent-cyan); border: 1px solid rgba(6, 182, 212, 0.3); }

.card-footer-status {
    padding: 14px 20px;
    background: rgba(0, 0, 0, 0.3);
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
    border-top: 1px solid var(--border-color);
}

/* Tech Stack Bar */
.tech-bar-section {
    padding: 30px 0;
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.tech-bar-title {
    text-align: center;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--text-dim);
    margin-bottom: 18px;
}

.tech-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

.tech-chip {
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}

.tech-chip i {
    color: var(--accent-cyan);
}

/* About & Values Grid */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 60px;
}

.about-card {
    padding: 40px;
}

.card-icon {
    width: 52px;
    height: 52px;
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent-cyan);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.about-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: 12px;
}

.values-title {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    color: #ffffff;
    text-align: center;
    margin-bottom: 32px;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.value-card {
    padding: 30px;
    text-align: center;
}

.value-icon {
    font-size: 2.2rem;
    color: var(--accent-blue);
    margin-bottom: 16px;
}

.value-card h4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: #ffffff;
    margin-bottom: 8px;
}

.value-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Solutions Grid */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.solution-card {
    padding: 40px;
}

.sol-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(6, 182, 212, 0.15));
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--accent-cyan);
    margin-bottom: 24px;
}

.solution-card h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: #ffffff;
    margin-bottom: 12px;
}

.solution-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.sol-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-main);
    margin-bottom: 10px;
}

.sol-list i {
    color: var(--accent-emerald);
}

/* Interactive Calculator Widget */
.calc-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding: 48px;
    align-items: center;
}

.calc-field {
    margin-bottom: 28px;
}

.calc-field label {
    display: block;
    font-size: 1rem;
    color: #ffffff;
    margin-bottom: 12px;
}

.calc-field label strong {
    color: var(--accent-cyan);
    font-size: 1.3rem;
}

.calc-field input[type="range"] {
    width: 100%;
    accent-color: var(--accent-cyan);
    height: 8px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
}

.calc-field select {
    width: 100%;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: #ffffff;
    font-family: var(--font-body);
    font-size: 0.95rem;
}

.calc-results {
    background: rgba(6, 182, 212, 0.05);
    border: 1px solid rgba(6, 182, 212, 0.2);
    padding: 36px;
    border-radius: var(--radius-md);
    text-align: center;
}

.calc-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.calc-amount {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--accent-emerald);
    margin-bottom: 12px;
}

.calc-tag {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--accent-cyan);
    margin-bottom: 24px;
}

/* Diferenciais Grid */
.diff-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.diff-card {
    padding: 32px 24px;
}

.diff-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: rgba(6, 182, 212, 0.25);
    margin-bottom: 10px;
}

.diff-card h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    color: #ffffff;
    margin-bottom: 10px;
}

.diff-card p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Steps Timeline */
.steps-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

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

.step-circle {
    width: 60px;
    height: 60px;
    background: var(--bg-dark);
    border: 2px solid var(--accent-cyan);
    border-radius: 50%;
    color: var(--accent-cyan);
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.25);
}

.step-content h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: #ffffff;
    margin-bottom: 8px;
}

.step-content p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* FAQ Accordion Component */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    padding: 0;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 22px 28px;
    background: none;
    border: none;
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question i {
    color: var(--accent-cyan);
    transition: var(--transition);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 28px;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 28px 24px;
}

/* Proposal CTA Section */
.proposal-cta-section {
    padding: 80px 0;
}

.proposal-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    padding: 56px;
}

.proposal-text h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    color: #ffffff;
    margin-bottom: 12px;
}

.highlight-text {
    color: var(--accent-cyan);
}

.proposal-text p {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 600px;
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.contact-info h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    color: #ffffff;
    margin-bottom: 16px;
}

.contact-info p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 36px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.c-detail-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.c-icon {
    width: 48px;
    height: 48px;
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent-cyan);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.c-detail-item strong {
    display: block;
    color: #ffffff;
    font-size: 0.9rem;
}

.c-detail-item a, .c-detail-item span {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.c-detail-item a:hover {
    color: var(--accent-cyan);
}

.contact-form-box {
    padding: 40px;
}

.contact-form-box h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: 8px;
}

.contact-form-box p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 6px;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: #ffffff;
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
}

.btn-block {
    width: 100%;
    margin-top: 10px;
}

/* Footer */
.footer {
    background: #04060b;
    border-top: 1px solid var(--border-color);
    padding-top: 80px;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 60px;
}

.footer-col p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 16px;
    max-width: 320px;
}

.footer-col h4 {
    font-family: var(--font-heading);
    color: #ffffff;
    font-size: 1.1rem;
    margin-bottom: 20px;
}

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

.footer-col ul a {
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-col ul a:hover {
    color: var(--accent-cyan);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 24px 0;
    font-size: 0.85rem;
    color: var(--text-dim);
}

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

.bahia-tag i {
    color: #ef4444;
}

/* WhatsApp Floating Widget Otimizado com Animação Pulse */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: var(--whatsapp-green);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.45);
    z-index: 999;
    transition: var(--transition);
}

.whatsapp-pulse {
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 2px solid var(--whatsapp-green);
    animation: wa-pulse 2s infinite;
    pointer-events: none;
}

@keyframes wa-pulse {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(1.4); opacity: 0; }
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: var(--whatsapp-green-hover);
    box-shadow: 0 10px 35px rgba(37, 211, 102, 0.65);
}

.whatsapp-tooltip {
    position: absolute;
    right: 75px;
    background: rgba(11, 15, 29, 0.95);
    color: #ffffff;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    white-space: nowrap;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateX(-5px);
}

/* Responsive Media Queries (Mobile First UX Otimizado - Skill Designer) */
@media (max-width: 1024px) {
    .hero-container, .calc-wrapper, .contact-wrapper {
        grid-template-columns: 1fr;
    }
    .about-grid, .solutions-grid {
        grid-template-columns: 1fr;
    }
    .diff-grid, .steps-timeline, .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .proposal-box {
        flex-direction: column;
        text-align: center;
    }
    .footer-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    html, body {
        overflow-x: hidden;
        max-width: 100vw;
    }
    .navbar {
        padding: 8px 0;
        width: 100%;
    }
    .nav-container {
        padding: 0 12px;
        gap: 8px;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }
    .navbar .logo-framed {
        padding: 4px 10px;
        flex-shrink: 0;
    }
    .navbar .logo-tech {
        font-size: 1.1rem;
    }
    .navbar .logo-plus {
        font-size: 0.9rem;
    }
    /* Ocultar a tagline secundária na navbar superior no celular para economizar espaço e evitar estouro de tela */
    .navbar .logo-tag {
        display: none;
    }
    .nav-actions {
        gap: 8px;
        flex-shrink: 0;
    }
    .btn-nav {
        padding: 7px 12px;
        font-size: 0.8rem;
        border-radius: var(--radius-sm);
        white-space: nowrap;
    }
    .hero-section {
        padding: 110px 0 50px;
    }
    .hero-title {
        font-size: 2.1rem;
    }
    .nav-links {
        display: none;
    }
    .mobile-toggle {
        display: block;
        padding: 6px;
        font-size: 1.3rem;
        flex-shrink: 0;
    }
    .diff-grid, .steps-timeline, .values-grid {
        grid-template-columns: 1fr;
    }
    .hero-metrics {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    .metric-divider {
        display: none;
    }
    .calc-wrapper {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 8px;
    }
    .navbar .logo-framed {
        padding: 4px 8px;
    }
    .navbar .logo-tech {
        font-size: 1.05rem;
    }
    .navbar .logo-plus {
        font-size: 0.85rem;
    }
    .btn-nav {
        padding: 7px 10px;
        font-size: 0.76rem;
    }
    .hero-cta-group {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }
    .btn-hero {
        width: 100%;
        justify-content: center;
        text-align: center;
        padding: 15px 16px;
        font-size: 0.95rem;
    }
    .hero-title {
        font-size: 1.8rem;
    }
    .hero-subtitle {
        font-size: 0.95rem;
    }
    .section-padding {
        padding: 60px 0;
    }
    .section-title {
        font-size: 1.65rem;
    }
}