/* Qubital - Clean Executive Style */
html { scroll-behavior: smooth; }

:root {
    --primary-blue: #007bff;
    --text-blue: #003366;
    --light-bg: #f8fbff;
    --border: #d0e3f7;
    --max-width: 1100px;
    --text-width: 850px;
}

body {
    margin: 0; padding: 0;
    font-family: 'Segoe UI', system-ui, sans-serif;
    color: var(--text-blue);
    background-color: #ffffff;
    line-height: 1.8;
}

.container { width: 90%; max-width: var(--max-width); margin: 0 auto; }
.center { text-align: center; }
.content-block { max-width: var(--text-width); margin: 0 auto; }

h1, h2, h3, .blue-accent { color: var(--primary-blue) !important; }

/* Navigation & Branding */
nav { padding: 15px 0; background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 1000; }
.nav-flex { display: flex; justify-content: space-between; align-items: center; }

.brand-container { display: flex; flex-direction: column; text-align: left; }
.logo-text { font-size: 1.6rem; font-weight: 800; text-decoration: none; color: var(--primary-blue); line-height: 1; letter-spacing: -0.5px; }
.logo-tagline { font-size: 0.75rem; font-weight: 600; color: var(--text-blue); opacity: 0.7; margin-top: 4px; text-transform: uppercase; letter-spacing: 0.5px; }

.nav-links a { margin-left: 25px; text-decoration: none; font-weight: 600; color: var(--text-blue); font-size: 0.85rem; }

/* Hero */
.hero { padding: 140px 0 100px 0; }
.hero h1 { font-size: clamp(2.5rem, 6vw, 4rem); margin: 20px 0; font-weight: 800; line-height: 1.1; }
.tagline { text-transform: uppercase; letter-spacing: 3px; font-weight: 700; font-size: 0.85rem; opacity: 0.8; color: var(--primary-blue); }

/* Services Grid */
.services-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 25px; margin-top: 50px; }
.card { flex: 1 1 310px; max-width: 340px; background: white; padding: 45px 35px; border-radius: 15px; border: 1px solid var(--border); transition: 0.3s; text-align: center; }
.card:hover { transform: translateY(-5px); box-shadow: 0 15px 30px rgba(0, 123, 255, 0.1); }

.card-list { list-style: none; padding: 0; margin-top: 15px; text-align: left; }
.card-list li { font-size: 0.9rem; font-weight: 600; margin-bottom: 8px; padding-left: 20px; position: relative; }
.card-list li::before { content: "•"; color: var(--primary-blue); position: absolute; left: 0; }

.service-icon { width: 60px; height: 60px; margin: 0 auto 25px; background: var(--light-bg); border-radius: 12px; display: flex; align-items: center; justify-content: center; }
.service-icon svg { width: 32px; height: 32px; fill: var(--primary-blue); }

/* Sections */
section { padding: 100px 0; }
.alt-bg { background-color: var(--light-bg); }
.grid { display: grid; gap: 40px; margin-top: 50px; }
.col-3 { grid-template-columns: repeat(3, 1fr); }
.card-flat { background: white; padding: 40px; border-radius: 15px; border: 1px solid var(--border); text-align: center; }

/* Buttons */
.hero-actions { display: flex; justify-content: center; gap: 20px; }
.btn-primary { background: var(--primary-blue); color: white !important; padding: 16px 35px; border-radius: 8px; text-decoration: none; font-weight: 700; border: none; cursor: pointer; transition: 0.3s; }
.btn-outline { border: 2px solid var(--primary-blue); color: var(--primary-blue) !important; padding: 14px 33px; border-radius: 8px; text-decoration: none; font-weight: 700; transition: 0.3s; }

/* Contact Form */
.contact-container { margin-top: 50px; display: flex; flex-direction: column; align-items: center; gap: 40px; }
.contact-box { width: 100%; max-width: 600px; padding: 40px; background: #fff; border: 1px solid var(--border); border-radius: 20px; }
.contact-box input, .contact-box textarea { width: 100%; padding: 15px; margin-bottom: 20px; border: 1px solid var(--border); border-radius: 10px; box-sizing: border-box; font-family: inherit; }

/* Footer */
footer { padding: 60px 0; border-top: 1px solid var(--border); }
.social-link { text-decoration: none; font-weight: 700; color: var(--primary-blue); display: inline-flex; align-items: center; margin-bottom: 15px; }
.linkedin-icon { width: 24px; height: 24px; fill: var(--primary-blue); margin-right: 10px; }

/* Reveal Animation */
.reveal { opacity: 0; transform: translateY(30px); transition: 1s ease-out; }
.reveal.active { opacity: 1; transform: translateY(0); }

@media (max-width: 900px) {
    .grid { grid-template-columns: 1fr; }
    .nav-flex { flex-direction: column; gap: 20px; }
    .brand-container { text-align: center; }
    .nav-links a { margin: 0 10px; font-size: 0.75rem; }
}