/* =========================================
   1. VARIABLES & GLOBAL SETTINGS
   ========================================= */
:root {
    --pharma-blue: #003399; /* Pfizer Blue */
    --pharma-cyan: #0093d5; /* Medical Cyan */
    --pharma-dark: #0f172a; /* Slate 900 */
    --pharma-bg: #ffffff;   /* Sterile White */
}

body {
    background-color: var(--pharma-bg);
    color: var(--pharma-dark);
    font-family: 'Manrope', sans-serif;
    overflow-x: hidden; /* Parandalon scroll horizontal */
    margin: 0;
    -webkit-font-smoothing: antialiased;
}

/* =========================================
   2. 3D LOADER STYLES
   ========================================= */
#loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    /* Gradient: White to extremely light blue */
    background: radial-gradient(circle at center, #ffffff 0%, #e0f2fe 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 1.5s cubic-bezier(0.7, 0, 0.3, 1);
}

/* =========================================
   3. MAIN CONTENT VISIBILITY
   ========================================= */
#main-website {
    opacity: 0;
    transition: opacity 1.5s ease-in;
    height: 100vh;
    overflow: hidden;
}

/* Klasa që shtohet me JS kur mbaron loaderi */
.site-active #main-website {
    opacity: 1;
    height: auto;
    overflow: auto;
}

.site-active #loader-overlay {
    pointer-events: none;
}

/* =========================================
   4. GLASS UI COMPONENTS
   ========================================= */
.glass-panel {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(0, 51, 153, 0.05);
    box-shadow: 0 4px 20px -5px rgba(0, 51, 153, 0.05);
    transition: all 0.3s ease;
}

.glass-panel:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px -10px rgba(0, 51, 153, 0.15);
    border-color: rgba(0, 51, 153, 0.2);
}

/* =========================================
   5. NAVIGATION & MOBILE MENU
   ========================================= */
/* Mobile Menu Animation */
#mobile-menu {
    transform: translateY(-100%);
    transition: transform 0.5s cubic-bezier(0.7, 0, 0.3, 1);
}
#mobile-menu.open {
    transform: translateY(0);
}

/* Language Switcher Buttons */
.lang-btn { 
    cursor: pointer; 
    opacity: 0.5; 
    transition: 0.3s; 
    font-weight: 600; 
}
.lang-btn.active, .lang-btn:hover { 
    opacity: 1; 
    color: var(--pharma-blue); 
}