/* ================================================================
   GLASS CORE - Glassmorphism Component Library
   ================================================================ */

/* ===== BASE GLASS PANE ===== */

.glass-pane {
    background: var(--glass-bg-light);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--duration-medium) var(--ease-float);
    position: relative;
    overflow: hidden;
}

/* Hover State: "Lift" effect */
.glass-pane:hover {
    transform: translateY(-5px) scale(1.01);
    border-color: var(--glass-border-bright);
    box-shadow: var(--glass-shadow-hover);
}


/* ===== ACCENT GLOW MODIFIERS ===== */

.glass-pane.glow-sapphire {
    box-shadow: inset 0 0 20px rgba(51, 153, 255, 0.1),
                var(--glass-shadow);
    border-color: rgba(51, 153, 255, 0.3);
}

.glass-pane.glow-sapphire:hover {
    box-shadow: inset 0 0 30px rgba(51, 153, 255, 0.15),
                var(--glow-sapphire),
                var(--glass-shadow-hover);
    border-color: rgba(51, 153, 255, 0.5);
}

.glass-pane.glow-ruby {
    box-shadow: inset 0 0 20px rgba(255, 77, 77, 0.1),
                var(--glass-shadow);
    border-color: rgba(255, 77, 77, 0.3);
}

.glass-pane.glow-ruby:hover {
    box-shadow: inset 0 0 30px rgba(255, 77, 77, 0.15),
                var(--glow-ruby),
                var(--glass-shadow-hover);
    border-color: rgba(255, 77, 77, 0.5);
}

.glass-pane.glow-emerald {
    box-shadow: inset 0 0 20px rgba(0, 204, 102, 0.1),
                var(--glass-shadow);
    border-color: rgba(0, 204, 102, 0.3);
}

.glass-pane.glow-emerald:hover {
    box-shadow: inset 0 0 30px rgba(0, 204, 102, 0.15),
                var(--glow-emerald),
                var(--glass-shadow-hover);
    border-color: rgba(0, 204, 102, 0.5);
}


/* ===== BUTTON STYLES ===== */

.btn-primary,
.btn-secondary {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--text-base);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    transition: all var(--duration-quick) var(--ease-snap);
}

.btn-primary {
    background: var(--accent-sapphire);
    color: var(--text-primary);
    box-shadow: 0 4px 16px rgba(51, 153, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 24px rgba(51, 153, 255, 0.5);
    background: lighten(var(--accent-sapphire), 10%);
}

.btn-primary:active {
    transform: translateY(0) scale(1);
}

.btn-secondary {
    background: var(--glass-bg-light);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

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


/* ===== LANGUAGE SWITCHER ===== */

.language-switcher {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: var(--z-navigation);
    display: flex;
    gap: var(--spacing-xs);
    background: var(--glass-bg-light);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    padding: var(--spacing-xs);
}

.lang-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--text-secondary);
    transition: all var(--duration-quick) var(--ease-standard);
}

.lang-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
}

.lang-btn.active {
    background: var(--accent-sapphire);
    color: var(--text-primary);
}


/* ===== SCROLL INDICATOR ===== */

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--text-tertiary);
    font-size: var(--text-sm);
    letter-spacing: var(--tracking-wider);
    text-transform: uppercase;
    z-index: var(--z-glass-ui);
}

.scroll-arrow {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--accent-sapphire), transparent);
    margin: var(--spacing-sm) auto 0;
    animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(10px); opacity: 0.5; }
}


/* ===== NETWORK VISUALIZATION (SVG) ===== */

.network-svg {
    width: 100%;
    height: auto;
    max-width: 600px;
}

.network-node {
    fill: var(--accent-sapphire);
    stroke: rgba(51, 153, 255, 0.5);
    stroke-width: 2;
    filter: drop-shadow(0 0 10px var(--accent-sapphire));
}

.connection-line {
    stroke: var(--accent-sapphire);
    stroke-width: 2;
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    opacity: 0.5;
}


/* ===== PLATFORM BADGES ===== */

.platform-badges {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-top: var(--spacing-md);
}

.badge-link img {
    height: 40px;
    width: auto;
    transition: transform var(--duration-quick) var(--ease-snap);
}

.badge-link:hover img {
    transform: scale(1.1);
}


/* ===== TECH STACK BADGES ===== */

.tech-stack {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
    margin-top: var(--spacing-md);
}

.tech-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--glass-bg-dark);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
}


/* ===== LOCATION PINS ===== */

.location-pin {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--accent-sapphire);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--accent-sapphire);
    animation: pin-pulse 2s ease-in-out infinite;
}

.location-pin::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: var(--accent-sapphire);
    border-radius: 50%;
    animation: ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

.pin-portugal {
    background: var(--accent-ruby);
    box-shadow: 0 0 30px var(--accent-ruby);
}

.pin-portugal::before {
    background: var(--accent-ruby);
}

@keyframes pin-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

@keyframes ping {
    75%, 100% {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0;
    }
}


/* ===== CONNECTION BEAMS ===== */

.connection-beams {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.connection-beam {
    stroke: var(--accent-sapphire);
    stroke-width: 2;
    stroke-dasharray: 10 5;
    opacity: 0.6;
    filter: drop-shadow(0 0 5px var(--accent-sapphire));
}


/* ===== RESPONSIVE ADJUSTMENTS ===== */

@media (max-width: 768px) {
    .glass-pane {
        padding: var(--spacing-md);
    }

    .language-switcher {
        top: var(--spacing-md);
        right: var(--spacing-md);
    }

    .scroll-indicator {
        bottom: var(--spacing-md);
        font-size: var(--text-xs);
    }

    .btn-primary,
    .btn-secondary {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--text-sm);
    }
}