@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
    --font-primary: 'Plus Jakarta Sans', sans-serif;
    --font-serif: 'Playfair Display', serif;
    
    /* Elegant Color Scheme */
    --accent-gold: #c5a880;
    --accent-gold-hover: #b5976f;
    --accent-gold-light: rgba(197, 168, 128, 0.2);
    --bg-dark: #0a0f1d;
    --bg-glass: rgba(10, 15, 30, 0.45);
    --bg-glass-hover: rgba(10, 15, 30, 0.6);
    --border-glass: 1px solid rgba(255, 255, 255, 0.08);
    --border-glass-light: 1px solid rgba(255, 255, 255, 0.15);
    
    --text-white: #ffffff;
    --text-muted: #94a3b8;
    --text-gold: #e2cbb0;
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--bg-dark);
    color: var(--text-white);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Background Slider */
.slider-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transform: scale(1.02);
}

.slide.current {
    opacity: 1;
    z-index: 2;
    animation: kenBurns 12s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

@keyframes kenBurns {
    from {
        transform: scale(1.02);
    }
    to {
        transform: scale(1.10);
    }
}

/* Background Overlay for text contrast */
.slider-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 2;
    background: linear-gradient(
        135deg,
        rgba(10, 15, 29, 0.65) 0%,
        rgba(10, 15, 29, 0.3) 50%,
        rgba(10, 15, 29, 0.7) 100%
    );
}

/* Base Desktop Slides (defaults) */
.slide:nth-child(1) { background-image: url('slider/blue/desktop_2.jpg'); }
.slide:nth-child(2) { background-image: url('slider/blue/desktop_1.jpg'); }
.slide:nth-child(3) { background-image: url('slider/blue/desktop_3.jpg'); }
.slide:nth-child(4) { background-image: url('slider/blue/desktop_4.jpg'); }
.slide:nth-child(5) { background-image: url('slider/blue/desktop_5.jpg'); }

/* Content Overlay Layer */
.content-overlay {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100vh;
    padding: 2.5rem;
    overflow: hidden;
}

/* Card Header (Logo & Status inside card) */
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    width: 100%;
}

.logo {
    height: 38px;
    width: auto;
    object-fit: contain;
    filter: brightness(0) invert(1); /* Makes the blue MNA logo white for dark theme elegance */
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.02);
}

/* Status Badge with pulse animation */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.9rem;
    background: rgba(255, 255, 255, 0.06);
    border: var(--border-glass);
    border-radius: 9999px;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    backdrop-filter: blur(8px);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-gold);
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(197, 168, 128, 0.7);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(197, 168, 128, 0.7);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 8px rgba(197, 168, 128, 0);
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(197, 168, 128, 0);
    }
}

/* Main Sidebar Card */
.main-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: auto;
    margin-bottom: auto;
    max-width: 500px;
    width: 100%;
}

.card-glass {
    background: var(--bg-glass);
    border: var(--border-glass);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-radius: 20px;
    padding: 2.25rem;
    width: 100%;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    animation: slideInUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card-subtitle {
    display: inline-block;
    color: var(--accent-gold);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
}

.card-title {
    font-family: var(--font-serif);
    font-size: 2.25rem;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-white);
    letter-spacing: -0.01em;
}

.card-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 1.5rem;
    font-weight: 400;
}

/* Call to Action Group */
.cta-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.75rem 1.25rem;
    border-radius: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    width: 100%;
}

.btn-primary {
    background-color: var(--accent-gold);
    color: var(--bg-dark);
}

.btn-primary:hover {
    background-color: var(--accent-gold-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -10px rgba(197, 168, 128, 0.5);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.05);
    border: var(--border-glass-light);
    color: var(--text-white);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--text-white);
    transform: translateY(-2px);
}

.btn-icon {
    width: 20px;
    height: 20px;
}

.btn-img {
    height: 20px;
    width: auto;
    object-fit: contain;
}

.divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.08);
    width: 100%;
    margin-bottom: 1.5rem;
}

/* Social & Quick Links Section */
.social-section {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.social-title {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.social-links {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.social-icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.04);
    border: var(--border-glass);
    color: var(--text-muted);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.social-icon-btn svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.social-icon-btn:hover {
    background: var(--accent-gold-light);
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    transform: translateY(-3px);
}

/* Controls - Floating Prev/Next arrows */
.slider-controls {
    position: fixed;
    bottom: 3rem;
    right: 3rem;
    z-index: 100;
    display: flex;
    gap: 1rem;
}

.slider-controls button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: var(--bg-glass);
    border: var(--border-glass);
    color: var(--text-white);
    cursor: pointer;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.slider-controls button svg {
    transition: transform 0.3s ease;
}

.slider-controls button:hover {
    background: var(--accent-gold);
    border-color: var(--accent-gold);
    color: var(--bg-dark);
    transform: translateY(-2px);
}

.slider-controls button:hover svg {
    stroke: var(--bg-dark);
}

.slider-controls button:active {
    transform: scale(0.95);
}

/* Footer Copyright */
.footer {
    margin-top: 1rem;
    width: 100%;
    text-align: center;
    z-index: 10;
}

.copyright {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 400;
    letter-spacing: 0.02em;
    text-align: center;
}

/* RESPONSIVE STYLES */

/* Mobile Portrait Backgrounds Override */
@media (max-width: 768px) {
    .slide:nth-child(1) { background-image: url('slider/mobile/desktop_2.jpg'); }
    .slide:nth-child(2) { background-image: url('slider/mobile/desktop_1.jpg'); }
    .slide:nth-child(3) { background-image: url('slider/mobile/desktop_3.jpg'); }
    .slide:nth-child(4) { background-image: url('slider/mobile/desktop_4.jpg'); }
    .slide:nth-child(5) { background-image: url('slider/mobile/desktop_5.jpg'); }
    
    .content-overlay {
        padding: 1.5rem 1rem;
        height: 100vh;
        overflow: hidden;
    }
    
    .card-header {
        margin-bottom: 1rem;
    }
    
    .logo {
        height: 32px;
    }
    
    .status-badge {
        padding: 0.35rem 0.75rem;
        font-size: 0.65rem;
        gap: 0.4rem;
    }
    
    .main-card {
        max-width: 100%;
    }
    
    .card-glass {
        padding: 1.5rem;
        border-radius: 16px;
    }
    
    .card-title {
        font-size: 1.75rem;
        margin-bottom: 0.75rem;
    }
    
    .card-desc {
        font-size: 0.85rem;
        margin-bottom: 1.25rem;
        line-height: 1.45;
    }
    
    .cta-group {
        gap: 0.6rem;
        margin-bottom: 1.25rem;
    }
    
    .btn {
        padding: 0.7rem 1.25rem;
        font-size: 0.8rem;
        border-radius: 8px;
    }
    
    .divider {
        margin-bottom: 1rem;
    }
    
    .slider-controls {
        position: fixed;
        bottom: 1.5rem;
        right: 1rem;
        gap: 0.5rem;
    }
    
    .slider-controls button {
        width: 44px;
        height: 44px;
    }
    
    .footer {
        margin-top: 0.75rem;
        width: 100%;
        text-align: center;
    }
    
    .copyright {
        font-size: 0.65rem;
        text-align: center;
    }
}

/* For screens with coarse hover (touchscreen devices) */
@media (hover: none) and (pointer: coarse) {
    .slide:nth-child(1) { background-image: url('slider/mobile/desktop_2.jpg'); }
    .slide:nth-child(2) { background-image: url('slider/mobile/desktop_1.jpg'); }
    .slide:nth-child(3) { background-image: url('slider/mobile/desktop_3.jpg'); }
    .slide:nth-child(4) { background-image: url('slider/mobile/desktop_4.jpg'); }
    .slide:nth-child(5) { background-image: url('slider/mobile/desktop_5.jpg'); }
}