:root {
    --primary-color: #e86036;
    --primary-hover: #d2532c;
    --secondary-color: #58595b;
    --bg-color: #fafbfc;
    --text-color: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --whatsapp-green: #25D366;
    --whatsapp-hover: #20BA56;
    --error-red: #ef4444;
    --border-color: #eaebec;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 20px 40px rgba(232, 96, 54, 0.15);
    
    --font-sans: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;
}

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

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

h1, h2, h3, h4, .logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
}

a {
    text-decoration: none;
}

/* Helpers */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.center-text { text-align: center; }
.text-white { color: var(--white); }
.mt-4 { margin-top: 3rem; }

/* Grid Layouts */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }

@media (max-width: 992px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
    .grid-4 { grid-template-columns: 1fr; }
}

/* Typography & Tags */
.section-tag {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 1rem;
    text-transform: uppercase;
}
.error-tag { background: rgba(239, 68, 68, 0.1); color: var(--error-red); }
.accent-tag { background: rgba(232, 96, 54, 0.1); color: var(--primary-color); }

h2 { font-size: 2.5rem; margin-bottom: 1.5rem; color: var(--secondary-color); }
.subtitle { font-size: 1.2rem; color: var(--text-light); max-width: 600px; margin: 0 auto; }

/* Buttons */
.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 6px rgba(232, 96, 54, 0.3);
}
.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(232, 96, 54, 0.4);
}

.btn-whatsapp {
    background-color: var(--whatsapp-green);
    color: var(--white);
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1.1rem;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 10px rgba(37, 211, 102, 0.3);
    transition: all 0.3s ease;
}
.btn-whatsapp:hover {
    background-color: var(--whatsapp-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 15px rgba(37, 211, 102, 0.4);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 15px 0;
}
.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo { display: flex; align-items: center; gap: 8px; }
.logo-text { font-size: 1.8rem; color: var(--secondary-color); letter-spacing: -0.5px; }

/* Hero Section */
.hero {
    padding: 180px 24px 100px;
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle at top right, rgba(232,96,54,0.05), transparent 40%),
                radial-gradient(circle at bottom left, rgba(88,89,91,0.05), transparent 40%);
}
.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}
.badge {
    display: inline-block;
    padding: 8px 20px;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
    color: var(--secondary-color);
}
.hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--secondary-color);
    letter-spacing: -1px;
}
.hero h1 span { color: var(--primary-color); }
.hero p {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
.hero-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}
.response-time { font-size: 0.9rem; color: var(--text-light); font-weight: 500; }

/* Hero Mockup Graphic */
.hero-image {
    max-width: 1000px;
    margin: 60px auto 0;
    position: relative;
}
.dashboard-mockup {
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    height: 400px;
    display: flex;
    flex-direction: column;
}
.mockup-header {
    height: 40px;
    background: #f1f3f5;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 6px;
}
.dot { width: 12px; height: 12px; border-radius: 50%; }
.d-red { background: #ff5f56; }
.d-yellow { background: #ffbd2e; }
.d-green { background: #27c93f; }
.mockup-body {
    display: flex;
    flex: 1;
}
.mockup-sidebar {
    width: 60px;
    background: #f8f9fa;
    border-right: 1px solid var(--border-color);
}
.mockup-content {
    flex: 1;
    padding: 24px;
    background: #fafbfc;
}
.mockup-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 24px; }
.m-card { height: 80px; background: var(--white); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid #f1f3f5; }
.mockup-chart { height: 150px; background: var(--white); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid #f1f3f5; }

/* Problem Section */
.problem { padding: 100px 0; background: #ffffff; }
.layout-split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.pain-points { list-style: none; margin-top: 32px; }
.pain-points li { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 24px; }
.icon-circle {
    width: 32px; height: 32px;
    border-radius: 50%;
    display: flex; justify-content: center; align-items: center;
    font-weight: bold; flex-shrink: 0;
}
.icon-circle.error { background: rgba(239, 68, 68, 0.1); color: var(--error-red); }
.problem-graphic { position: relative; height: 400px; background: #f8f9fc; border-radius: var(--radius-lg); overflow: hidden; display: flex; flex-direction: column; justify-content: center; align-items: center; }
.floating-stat {
    background: var(--white);
    padding: 16px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    font-weight: 600;
    animation: float 6s ease-in-out infinite;
    position: absolute;
}
.floating-stat:nth-child(1) { top: 20%; left: 10%; color: var(--error-red); }
.floating-stat:nth-child(2) { bottom: 30%; right: 10%; color: var(--text-color); animation-delay: -3s; }

/* Features Section */
.features { padding: 80px 0; background: var(--bg-color); }
.feature-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: rgba(232, 96, 54, 0.3); }
.f-icon { font-size: 2.5rem; margin-bottom: 16px; }
.feature-card h3 { font-size: 1.3rem; margin-bottom: 12px; color: var(--secondary-color); }
.feature-card p { color: var(--text-light); font-size: 0.95rem; }

/* Benefits Section */
.benefits { padding: 100px 0; background: var(--secondary-color); color: var(--white); }
.benefit-box { padding: 32px; border-radius: var(--radius-md); background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); }
.check-icon {
    width: 48px; height: 48px; border-radius: 50%;
    background: var(--primary-color);
    display: flex; justify-content: center; align-items: center;
    font-size: 1.5rem; font-weight: bold; margin-bottom: 20px;
    box-shadow: 0 0 20px rgba(232, 96, 54, 0.4);
}
.benefit-box h4 { font-size: 1.3rem; margin-bottom: 12px; color: var(--white); }
.benefit-box p { color: #d1d5db; font-size: 0.95rem; }

/* Contact CTA Section */
.contact { padding: 100px 24px; background: var(--bg-color); }
.contact-box {
    max-width: 900px; margin: 0 auto;
    background: var(--white); padding: 60px 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    position: relative; overflow: hidden;
}
.contact-box::before {
    content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
    background: radial-gradient(circle at center, rgba(232,96,54,0.05) 0%, transparent 50%); z-index: 0; pointer-events: none;
}
.contact-box > * { position: relative; z-index: 1; }
.contact-info { display: flex; justify-content: center; gap: 40px; margin: 30px 0; flex-wrap: wrap; }
.c-item { display: flex; align-items: center; gap: 10px; font-weight: 500; font-size: 1.1rem; color: var(--secondary-color); }
.large { font-size: 1.2rem; padding: 18px 40px; }

/* Footer */
.footer { padding: 40px 0; background: var(--bg-color); border-top: 1px solid var(--border-color); }
.footer-brand p, .footer-links p { color: var(--text-light); font-size: 0.9rem; margin-top: 8px; }
.f-logo { font-size: 1.5rem; }
.footer-links { text-align: right; }

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }
.delay-1 { animation-delay: 0.2s; transition-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; transition-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; transition-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; transition-delay: 0.8s; }

.skeleton { position: relative; overflow: hidden; background-color: #f1f3f5; }
.skeleton::after {
    position: absolute; top: 0; right: 0; bottom: 0; left: 0;
    transform: translateX(-100%);
    background-image: linear-gradient(90deg, rgba(255, 255, 255, 0) 0, rgba(255, 255, 255, 0.5) 20%, rgba(255, 255, 255, 0) 60%);
    animation: shimmer 2s infinite; content: '';
}
@keyframes shimmer { 100% { transform: translateX(100%); } }

/* Media Queries for Typography */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.8rem; }
    .layout-split { grid-template-columns: 1fr; gap: 40px; }
    .contact-info { gap: 20px; flex-direction: column; }
    h2 { font-size: 2rem; }
    .footer .container { flex-direction: column; gap: 20px; text-align: center; }
    .footer-links { text-align: center; }
}

.about, .services, .clients, .testimonials {
  padding: 80px 0;
  background: #ffffff;
}

.client-box {
  padding: 30px;
  border: 1px solid #eee;
  border-radius: 10px;
  background: #fafafa;
  font-weight: bold;
}

.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25D366;
  color: white;
  font-size: 24px;
  padding: 15px;
  border-radius: 50%;
  z-index: 999;
}