:root {
    --background-start: #0D1117;
    --background-end: #161B22;
    --card-bg: rgba(22, 27, 34, 0.5);
    --card-border: rgba(255, 255, 255, 0.1);
    --card-hover-border: rgba(88, 101, 242, 0.7);
    --text-primary: #c9d1d9;
    --text-secondary: #8b949e;
    --text-highlight: #ffffff;
    --primary-accent: #5865F2;
    --primary-accent-hover: #4752C4;
    --secondary-accent: #3BA55D;
    --danger-color: #ED4245;
    --warning-color: #FAA61A;
    --input-bg: rgba(13, 17, 23, 0.7);
    --input-border: rgba(255, 255, 255, 0.1);
    --shadow-color: rgba(0, 0, 0, 0.4);
    --spotify-green: #1DB954;
    
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Poppins', sans-serif;
}

.light-theme {
    --background-start: #F7F9FC;
    --background-end: #E9EEF5;
    --card-bg: rgba(255, 255, 255, 0.5);
    --card-border: rgba(0, 0, 0, 0.08);
    --card-hover-border: rgba(88, 101, 242, 0.7);
    --text-primary: #2E3338;
    --text-secondary: #6A737D;
    --text-highlight: #0D1117;
    --input-bg: rgba(233, 238, 245, 0.7);
    --input-border: rgba(0, 0, 0, 0.1);
    --shadow-color: rgba(0, 0, 0, 0.1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-primary);
    background-color: var(--background-start);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    transition: background-color 0.4s ease, color 0.4s ease;
}

#background-blur {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(135deg, var(--background-start), var(--background-end));
    z-index: -1;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--card-border);
    margin: 1rem auto;
    border-radius: 12px;
    width: 100%;
    max-width: 1200px;
    padding: 1rem 1.5rem;
}
.header-logo h1 {
    font-family: var(--font-secondary);
    font-size: 1.75rem;
    color: var(--text-highlight);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.7rem;
}
.header-logo a { text-decoration: none; }
.header-logo .fa-shield-virus { color: var(--primary-accent); }
.header-nav { display: flex; gap: 1.5rem; }
.header-nav a {
    color: var(--text-secondary); text-decoration: none; font-weight: 600;
    font-size: 0.95rem; transition: color 0.3s ease;
    padding: 0.5rem;
}
.header-nav a:hover { color: var(--text-highlight); }
.header-actions { display: flex; align-items: center; gap: 1rem; }

.button {
    padding: 0.7rem 1.5rem; border-radius: 8px; text-decoration: none;
    font-weight: 600; transition: all 0.3s ease;
    display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
    border: 1px solid transparent;
    cursor: pointer;
}
.primary-button {
    background-color: var(--primary-accent);
    color: #ffffff;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}
.primary-button:hover { background-color: var(--primary-accent-hover); transform: translateY(-2px); box-shadow: 0 4px 15px var(--shadow-color); }
.secondary-button {
    background-color: transparent;
    border-color: var(--card-border);
    color: var(--text-primary);
}
.secondary-button:hover { background-color: var(--card-border); color: var(--text-highlight); }
#theme-toggle {
    background: none; border: 1px solid var(--card-border); color: var(--text-secondary);
    width: 44px; height: 44px; border-radius: 8px; cursor: pointer;
    font-size: 1.2rem; display: flex; align-items: center; justify-content: center;
    transition: all 0.3s ease;
}
#theme-toggle:hover { color: var(--text-highlight); border-color: var(--primary-accent); background-color: rgba(88, 101, 242, 0.1); }
.form-group input, .form-group select {
    width: 100%; padding: 0.8rem 1rem; border: 1px solid var(--input-border);
    background-color: var(--input-bg); border-radius: 8px; color: var(--text-primary);
    font-size: 1rem; transition: all 0.3s ease; font-family: var(--font-primary);
}
.form-group input:focus, .form-group select:focus {
    outline: none; border-color: var(--primary-accent);
    box-shadow: 0 0 0 3px rgba(88, 101, 242, 0.2);
}
.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}


#hero {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    align-items: center;
    padding: 4rem 0;
    margin-bottom: 2rem;
}
.hero-content {
    animation: fadeIn 1s ease-out;
}
.hero-headline {
    font-family: var(--font-secondary);
    font-size: clamp(2.2rem, 5vw, 3.2rem);
    font-weight: 800;
    color: var(--text-highlight);
    line-height: 1.2;
    margin-bottom: 1rem;
}
.hero-subheadline {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 2rem;
}
.hero-cta { display: flex; gap: 1rem; }

#amy-status-widget {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 1.25rem;
    font-size: 0.9rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 8px 32px var(--shadow-color);
    animation: fadeIn 1s ease-out 0.2s;
    animation-fill-mode: backwards;
}
.status-header { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.status-avatar {
    width: 48px; height: 48px; border-radius: 50%;
    border: 3px solid var(--primary-accent);
}
#live-status-container { display: flex; align-items: center; gap: 0.5rem; font-weight: 600; color: var(--text-highlight); }
#status-dot { width: 12px; height: 12px; border-radius: 50%; transition: background-color 0.5s ease; }
.dot-online { background-color: var(--secondary-accent); }
.dot-idle { background-color: var(--warning-color); }
.dot-dnd { background-color: var(--danger-color); }
.dot-offline { background-color: var(--text-secondary); }
.hidden { display: none !important; }

#spotify-widget {
    display: flex; align-items: center; gap: 1rem; margin-top: 1rem; padding-top: 1rem;
    border-top: 1px solid var(--card-border); justify-content: space-between;
}
#spotify-icon { display:none; }
.spotify-info { overflow: hidden; font-size: 0.85rem; }
.spotify-listening { font-size: 0.8rem; color: var(--text-secondary); display: block; margin-bottom: 2px;}
#spotify-song { font-weight: 600; color: var(--text-highlight); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#spotify-artist { color: var(--text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#spotify-album-art { width: 48px; height: 48px; border-radius: 8px; }

.time-footer {
    font-size: 0.85rem; color: var(--text-secondary); border-top: 1px solid var(--card-border);
    padding-top: 1rem; margin-top: 1rem; display: flex; align-items: center; gap: 0.5rem;
}
#local-time { color: var(--text-primary); font-weight: 600; }

.main-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
}

main {
    position: relative;
    z-index: 1;
}

.grid-col-left, .grid-col-right {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.content-card {
    background: var(--card-bg); border: 1px solid var(--card-border);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border-radius: 16px; padding: 2rem;
    box-shadow: 0 4px 15px var(--shadow-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.content-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px var(--shadow-color);
    border-color: var(--card-hover-border);
}
.content-card h2 {
    font-family: var(--font-secondary); font-size: 1.75rem; color: var(--text-highlight);
    margin-bottom: 1.5rem; font-weight: 700; display: flex; align-items: center; gap: 1rem;
    border-bottom: 1px solid var(--card-border); padding-bottom: 1rem;
}
.content-card h2 i { color: var(--primary-accent); }
.section-subtitle { color: var(--text-secondary); margin: -1rem 0 1.5rem; }

#services .service-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.5rem; }
.service-item { text-align: center; }
.service-item i { font-size: 2.5rem; color: var(--primary-accent); margin-bottom: 1rem; }
.service-item h3 { font-size: 1.1rem; color: var(--text-highlight); margin-bottom: 0.5rem; }

#process .process-steps { display: flex; flex-direction: column; gap: 1.5rem; }
.step { display: flex; align-items: center; gap: 1.5rem; position: relative; }
.step-icon {
    width: 40px; height: 40px; background: rgba(88, 101, 242, 0.1);
    border: 2px solid var(--primary-accent);
    border-radius: 50%; display: grid; place-items: center;
    font-size: 1rem; font-weight: 700; color: var(--primary-accent); z-index: 2; flex-shrink: 0;
}
.step h3 { font-size: 1rem; color: var(--text-highlight); margin-bottom: 0.25rem; }
.step p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.4; }

#crypto-ticker .ticker-grid { display: flex; flex-direction: column; gap: 1rem; }
.crypto-item { display: flex; align-items: center; gap: 1rem; padding: 1rem; border-radius: 12px; background: rgba(0,0,0,0.1); transition: background-color 0.3s ease; }
.crypto-item:hover { background: rgba(0,0,0,0.2); }
.crypto-item .icon { font-size: 2rem; flex-shrink: 0; width: 40px; text-align: center; }
.fa-bitcoin { color: #f7931a; } .fa-ethereum { color: #627eea; } .fa-litecoin-sign { color: #345d9d; }
.crypto-item .info { flex-grow: 1; min-width: 0; }
.crypto-item .info .name { font-weight: 600; color: var(--text-highlight); }
.crypto-item .info .name .symbol { color: var(--text-secondary); font-size: 0.85em; }
.crypto-item .info .price { font-weight: 700; color: var(--text-primary); }
.crypto-item .change { font-weight: 700; font-size: 0.95rem; padding: 0.3rem 0.6rem; border-radius: 6px; flex-shrink: 0; }
.change.positive { color: #3BA55D; background-color: rgba(59, 165, 93, 0.1); }
.change.negative { color: #ED4245; background-color: rgba(237, 66, 69, 0.1); }

#fees .fee-details { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
#fees .fee-item { background: rgba(0,0,0,0.1); padding: 1rem; border-radius: 12px; text-align: center; }
#fees h3 { color: var(--text-highlight); font-size: 1.1rem; }
#fees .fee-rate { font-size: 2.2rem; font-weight: 800; color: var(--primary-accent); margin: 0.2rem 0; }
#fees .fee-min { font-size: 0.9rem; color: var(--text-secondary); }
.important-note { margin-top: 1rem; padding: 1rem; border-radius: 8px; background: rgba(250, 166, 26, 0.1); border: 1px solid var(--warning-color); color: var(--warning-color); font-weight: 500; text-align: center; font-size: 0.9rem; }

#fee-calculator .calculator-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; align-items: flex-end; }
#fee-calculator .asset-type-group { grid-column: 1 / -1; }
#fee-calculator .result-area { text-align: center; margin-top: 1.5rem; padding: 1.5rem; border-top: 1px solid var(--card-border); background: rgba(0,0,0,0.1); border-radius: 12px; }
#fee-calculator .result-label { font-weight: 600; color: var(--text-secondary); }
#fee-calculator #calculated-fee { font-size: 2.5rem; font-weight: 800; color: var(--secondary-accent); display: block; }
#fee-calculator #fee-breakdown { font-size: 0.9rem; color: var(--text-secondary); min-height: 1.2em; margin-top: 0.25rem; }

#verify form { display: flex; gap: 1rem; }
.verify-status { margin-top: 1.5rem; font-size: 1rem; text-align: center; font-weight: 600; padding: 1rem; border-radius: 8px; display: none; }
.verify-status.success { background-color: rgba(59, 165, 93, 0.1); border: 1px solid var(--secondary-accent); color: var(--secondary-accent); }
.verify-status.error { background-color: rgba(237, 66, 69, 0.1); border: 1px solid var(--danger-color); color: var(--danger-color); }

.faq-item { border-bottom: 1px solid var(--card-border); }
.faq-item:last-child { border-bottom: none; }
.faq-item summary { font-size: 1.05rem; font-weight: 600; color: var(--text-highlight); cursor: pointer; position: relative; padding: 1.2rem 2rem 1.2rem 0; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '\f078'; font-family: 'Font Awesome 6 Free'; font-weight: 900; position: absolute; right: 10px; top: 50%; transform: translateY(-50%); transition: transform 0.3s ease; }
.faq-item[open] > summary::after { transform: translateY(-50%) rotate(180deg); }
.faq-item .faq-content { padding-bottom: 1rem; color: var(--text-secondary); }
.faq-content ul { padding-left: 1.5rem; } .faq-content ul li { margin-bottom: 0.5rem; }

footer {
    margin-top: 4rem; padding: 3rem 1.5rem; color: var(--text-secondary); font-size: 0.9rem;
    background: var(--card-bg); border-top: 1px solid var(--card-border); backdrop-filter: blur(12px); border-radius: 16px 16px 0 0;
}
.footer-content { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; max-width: 1200px; margin: 0 auto; }
.footer-col h3 { font-family: var(--font-secondary); color: var(--text-highlight); margin-bottom: 1rem; }
.footer-about h3 i { color: var(--primary-accent); }
.footer-links a { display: block; color: var(--text-secondary); text-decoration: none; margin-bottom: 0.5rem; transition: color 0.3s ease; }
.footer-links a:hover { color: var(--primary-accent); }
.footer-socials { margin-top: 1rem; }
.footer-socials a { color: var(--text-secondary); margin-right: 1rem; font-size: 1.8rem; transition: color 0.3s ease; }
.footer-socials a:hover { color: var(--primary-accent); }

#sleeping-popup {
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
    background-color: rgba(0, 0, 0, 0.7); backdrop-filter: blur(8px);
    display: flex; justify-content: center; align-items: center; z-index: 9999;
    opacity: 0; transition: opacity 0.3s ease; pointer-events: none;
}
#sleeping-popup.hidden {
}
#sleeping-popup:not(.hidden) { opacity: 1; pointer-events: auto; }
.popup-content {
    background: linear-gradient(135deg, var(--background-start), var(--background-end));
    padding: 2.5rem; border-radius: 16px; text-align: center; width: 90%;
    max-width: 450px; border: 1px solid var(--card-border); box-shadow: 0 15px 40px var(--shadow-color);
    transform: scale(0.95); transition: transform 0.3s ease;
}
#sleeping-popup:not(.hidden) .popup-content { transform: scale(1); }
.popup-content .fa-bed { font-size: 3rem; color: var(--primary-accent); margin-bottom: 1rem; }
.popup-content h3 { font-family: var(--font-secondary); font-size: 1.5rem; color: var(--text-highlight); margin-bottom: 0.5rem; }

.mobile-nav-toggle { display: none; }
.fade-in-section {
    opacity: 0; transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-in-section.is-visible { opacity: 1; transform: translateY(0); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 950px) {
    #hero { grid-template-columns: 1fr; text-align: center; padding-top: 2rem; }
    .hero-subheadline { margin: 1rem auto 2rem; }
    .hero-cta { justify-content: center; }
    #amy-status-widget { max-width: 400px; margin: 0 auto; }
}

@media (max-width: 850px) {
    .main-grid { grid-template-columns: 1fr; }
    .mobile-nav-toggle {
        display: block; background: transparent; border: none;
        color: var(--text-primary); font-size: 1.8rem; cursor: pointer; z-index: 1001;
    }
    .header-nav {
        position: fixed; z-index: 1000; inset: 0 0 0 30%; flex-direction: column;
        align-items: center; justify-content: center; gap: 2rem; padding: 2rem;
        background: var(--background-end);
        transform: translateX(100%); transition: transform 350ms ease-out;
        backdrop-filter: blur(10px);
        background: rgba(13, 17, 23, 0.9);
    }
    .header-nav[data-visible="true"] { transform: translateX(0%); }
    .header-nav a { font-size: 1.2rem; }
    .header-actions .primary-button { display: none; }
    .footer-content { text-align: center; }
}

@media (max-width: 600px) {
    .container { padding: 0 1rem; }
    header { padding: 0.8rem 1rem; margin: 0.8rem auto; }
    .content-card { padding: 1.5rem; }
    .content-card h2 { font-size: 1.5rem; }
    .hero-headline { font-size: clamp(1.8rem, 8vw, 2.2rem); }
    #fees .fee-details { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    #fee-calculator .calculator-layout { grid-template-columns: 1fr; gap: 1.2rem; }
    #verify form { flex-direction: column; gap: 0.8rem; }
    .hero-subheadline { font-size: 1rem; }
    .hero-cta { flex-direction: column; align-items: stretch; }
    #process .step { gap: 1rem; align-items: flex-start; }
    #services .service-grid { grid-template-columns: 1fr; }
    .button { padding: 0.8rem 1.5rem; }
    .header-logo h1 { font-size: 1.5rem; }
}

@media (max-width: 850px) {
    .header-nav {
        z-index: 9990;
    }
    .mobile-nav-toggle {
        z-index: 9991;
    }
}