/* ==========================================================================
   Variables & Theme Base (Using hta- architecture rules)
   ========================================================================== */
:root {
    --hta-primary: #4F9FA6;
    --hta-circle-1: #88B7BD;
    --hta-circle-2: #D5E8EC;
    --hta-circle-3: #EDF5F8;
    --hta-text: #4A5456;
    --hta-bg: #FBFDFD;
    
    --hta-glass-bg: rgba(255, 255, 255, 0.45);
    --hta-glass-border: rgba(255, 255, 255, 0.6);
    --hta-glass-blur: 16px;
    --hta-shadow-sm: 0 8px 32px 0 rgba(74, 84, 86, 0.04);
}

/* Core Layout Structural Framework */
.site-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background-color: var(--hta-bg);
    overflow-x: hidden;
}

.site-main-content {
    flex-grow: 1;
}

.hta-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Fallback Structural Header/Footer Styles */
.hta-fallback-header {
    padding: 20px 0;
    background: var(--hta-bg);
    border-bottom: 1px solid var(--hta-circle-3);
}

.hta-fallback-logo {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--hta-primary);
    text-decoration: none;
}

.hta-fallback-footer {
    padding: 30px 0;
    background: var(--hta-circle-3);
    text-align: center;
    font-size: 0.9rem;
    color: var(--hta-text);
}

/* Screen Reader Utility Accessibilities */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

/* ==========================================================================
   🌟 Design Token Layout Primitives
   ========================================================================== */

/* Overlapping Decorative Branding Circles */
.hta-circle-canvas {
    position: absolute;
    border-radius: 50%;
    z-index: 0;
    pointer-events: none;
}
.hta-circle-p1 { background-color: var(--hta-circle-1); width: 400px; height: 400px; }
.hta-circle-p2 { background-color: var(--hta-circle-2); width: 250px; height: 250px; }
.hta-circle-p3 { background-color: var(--hta-circle-3); width: 150px; height: 150px; }

/* Translucent Glassmorphism Text Container System */
.hta-glass-card {
    background: var(--hta-glass-bg);
    backdrop-filter: blur(var(--hta-glass-blur));
    -webkit-backdrop-filter: blur(var(--hta-glass-blur));
    border: 1px solid var(--hta-glass-border);
    box-shadow: var(--hta-shadow-sm);
    border-radius: 12px;
    padding: 2.5rem;
    transition: transform 0.4s var(--hta-transition-smooth);
}

/* Clean Corporate Profile Card Structural Skeleton */
.hta-profile-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.hta-profile-card {
    background: #ffffff;
    border: 1px solid var(--hta-circle-3);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
}