/* ==========================================================================
   1. GLOBAL VARIABLES & STYLES
   ========================================================================== */
:root{
    --bg-color: #ffffff;
    --text-color: #1e293b;
    --muted-text: #64748b;
    --primary-accent: #0ea5e9;
    /* Light Tech Blue */
    --secondary-accent: #10b981;
    /* Light Mint Green */
    --card-bg: #f8fafc;
    --border-color: #e2e8f0;
}

/* Visible keyboard focus indicators for accessibility compliance */
*:focus-visible{
    outline: 3px solid var(--primary-accent);
    outline-offset: 4px;
}

body{
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

/* ==========================================================================
   2. HERO HEADER SECTION (SIDE-BY-SIDE CONFIG)
   ========================================================================== */
.hero{
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 50px;
    margin: 0 auto;
    padding: 80px 20px 40px 20px;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.04), rgba(16, 185, 129, 0.04));
    border-bottom: 1px solid var(--border-color);
}

.logo{
    max-width: 500px;
    /* Adjusted to a crisp, proportional desktop size */
    width: 100%;
    height: auto;
    flex-shrink: 0;
}

.hero-content{
    text-align: left; 
}

h1{
    font-size: 3.2rem;
    font-weight: 700;
    margin: 0 0 10px 0;
    letter-spacing: -0.05em;
}

.tagline{
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 15px;
}

.description{
    font-size: 1.2rem;
    color: var(--muted-text);
    max-width: 600px;
    font-weight: 300;
    margin: 0;
}

/* ==========================================================================
   3. VENTURES / OPERATING DIVISIONS GRID
   ========================================================================== */
.ventures{
    max-width: 1100px;
    margin: 60px auto;
    padding: 0 20px;
}
.ventures h2{
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
}

.venture-grid{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card{
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    /* Hardware accelerated cubic-bezier transition curves */
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1),
        border-color 0.3s ease,
        box-shadow 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.card:hover{
    transform: translateY(-6px);
    border-color: var(--primary-accent);
    /* Modern soft corporate drop shadow */
    box-shadow: 0 12px 24px rgba(14, 165, 233, 0.08);
}
.card h3 {
    font-size: 1.4rem;
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--text-color);
}
.card p {
    color: var(--muted-text);
    font-size: 0.95rem;
    margin-bottom: 20px;
    flex-grow: 1;
}

.active-card{
    border-top: 4px solid var(--secondary-accent);
}

.badge{
    display: inline-block;
    align-self: flex-start;
    background-color: #e2e8f0;
    color: var(--muted-text);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.btn{
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-accent), var(--secondary-accent));
    background-size: 200% auto;
    color: #ffffff;
    text-decoration: none;
    padding: 12px 20px;
    border-radius: 6px;
    text-align: center;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background-position 0.4s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.btn:hover{
    background-position: right center;
    /* Slides gradient colors on hover */
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}
.btn:active{
    transform: scale(0.98);
    /* Physical button-press sensation when clicked */
}

/* ==========================================================================
   4. ABOUT & CONTACT SECTIONS (ROW CONFIG)
   ========================================================================== */
.info-row-container{
    max-width: 1100px;
    margin: 80px auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 60px;
}

.about{
    flex: 2;
    text-align: left;
    margin: 0;
}
.about p{
    font-size: 1.1rem;
    color: var(--text-color);
    text-align: justify;
    text-justify: inter-word;
    font-weight: 300;
    margin-top: 20px;
}

.contact{
    flex: 1;
    text-align: left;
    margin: 0;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 25px;
    border-radius: 12px;
    transition: box-shadow 0.3s ease, border-color 0.3s ease;
}
.contact:hover{
    border-color: var(--secondary-accent);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.04);
}
.contact h2{
    margin-top: 0;
    margin-bottom: 20px;
}
.contact p{
    margin: 5px 0;
}
.contact a{
    color: var(--primary-accent);
    text-decoration: none;
    font-weight: 600;
}

.title-text{
    color: var(--muted-text);
    margin-bottom: 15px;
}

/* ==========================================================================
   5. SITE FOOTER (MULTI-COLUMN CONFIG)
   ========================================================================== */
.site-footer{
    background-color: var(--card-bg);
    border-top: 1px solid var(--border-color);
    padding: 50px 20px;
    margin-top: 100px;
}

.footer-container{
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
}

.footer-left{
    flex: 1;
}

.footer-right{
    flex: 2;
}

.copyright{
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-color);
    margin: 0 0 5px 0;
}

.location-tag{
    font-size: 0.85rem;
    color: var(--muted-text);
    margin: 0;
}

.disclaimer{
    font-size: 0.8rem;
    line-height: 1.5;
    color: var(--muted-text);
    margin: 0;
    background-color: #ffffff;
    padding: 15px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

/* ==========================================================================
   6. RESPONSIVE BREAKPOINTS (CONSOLIDATED AT THE BOTTOM)
   ========================================================================== */
@media(max-width: 768px){
    /* Mobile Hero Structural Stack */
    .hero{
        flex-direction: column;
        text-align: center;
        gap: 20px;
        padding: 40px 20px;
    }

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

    .logo{
        max-width: 180px;
    }

    /* Mobile Info Row Structural Stack */
    .info-row-container{
        flex-direction: column;
        gap: 40px;
        margin: 40px auto;
    }

    .about, .contact{
        flex: none;
        width: 100%;
        box-sizing: border-box;
    }

    /* Mobile Footer Structural Stack */
    .footer-container{
        flex-direction: column;
        gap: 25px;
    }
}