/* css/style.css - modern dark mode, neon accents, mobile-first */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
}

body {
    background-color: #0a0c0f;
    color: #e0e4f0;
    line-height: 1.5;
    scroll-behavior: smooth;
    position: relative;
    overflow-x: hidden;
}

/* digital animated background (cyber grid) */
.cyber-bg {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: 
        linear-gradient(rgba(0, 224, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 224, 255, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: -1;
    animation: bgShift 16s linear infinite;
}
@keyframes bgShift {
    0% { background-position: 0 0; }
    100% { background-position: 50px 50px; }
}

/* site wrapper */
.site-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* header */
.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 0;
    border-bottom: 1px solid rgba(0, 224, 255, 0.15);
    flex-wrap: wrap;
}
.logo {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}
.logo i { color: #00e0ff; margin-right: 6px; }
.logo span { color: #9d4edd; font-weight: 300; }
.desktop-nav { display: none; }
.desktop-nav a {
    color: #b0b9d0;
    text-decoration: none;
    margin-left: 2rem;
    transition: 0.2s;
    font-weight: 500;
}
.desktop-nav a:hover { color: #00e0ff; }
.nav-cta {
    background: rgba(0,224,255,0.1);
    padding: 0.4rem 1.2rem;
    border-radius: 40px;
    border: 1px solid #00e0ff;
}
.mobile-menu-btn {
    background: none;
    border: none;
    color: #00e0ff;
    font-size: 1.8rem;
    display: block;
}
@media (min-width: 768px) {
    .desktop-nav { display: flex; }
    .mobile-menu-btn { display: none; }
}

/* HERO */
.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
    padding: 3rem 0 4rem;
}
.hero-content { text-align: center; }
.glow-text {
    font-size: 2.4rem;
    font-weight: 800;
    line-height: 1.2;
    background: linear-gradient(135deg, #fff 0%, #00e0ff 50%, #9d4edd 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 12px rgba(0,224,255,0.3);
}
.subhead {
    font-size: 1.2rem;
    color: #b0b9d0;
    margin: 1rem 0 2rem;
    max-width: 550px;
}
.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 0.8rem 2rem;
    border-radius: 60px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.2s;
    border: 1px solid transparent;
}
.btn.primary {
    background: #00e0ff;
    color: #0a0c0f;
    box-shadow: 0 0 20px #00e0ff66;
}
.btn.primary:hover { background: #00c2e0; }
.btn.secondary {
    background: transparent;
    border: 1px solid #9d4edd;
    color: #e0e4f0;
}
.btn.secondary:hover { background: #9d4edd22; }
.trust-badge {
    margin-top: 2rem;
    display: flex;
    gap: 2rem;
    justify-content: center;
    color: #8a95b0;
    font-size: 0.9rem;
}
.trust-badge i { color: #00e0ff; margin-right: 5px; }

/* phone mockup */
.phone-frame {
    width: 240px;
    height: 480px;
    background: #121520;
    border-radius: 36px;
    padding: 12px 6px;
    border: 2px solid #2d3748;
    box-shadow: 0 30px 40px -20px #000, 0 0 0 2px #00e0ff22;
    position: relative;
}
.phone-screen {
    background: #0b0f17;
    width: 100%;
    height: 100%;
    border-radius: 28px;
    overflow: hidden;
    padding: 12px 8px;
    display: flex;
    flex-direction: column;
}
.status-bar {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    color: #9aa5c0;
}
.connected { color: #00e0ff; font-weight: bold; }
.mockup-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
.neon-lock {
    font-size: 3rem;
    color: #00e0ff;
    filter: drop-shadow(0 0 8px #00e0ff);
}
.vpn-status { font-weight: 700; color: #9d4edd; letter-spacing: 1px; }
.ip-line, .bandwidth { font-size: 0.8rem; color: #6f7a98; }
.nav-dots { display: flex; justify-content: center; gap: 6px; margin-top: auto; }
.nav-dots span { width: 6px; height: 6px; background: #3a455e; border-radius: 10px; }
.nav-dots span.active { background: #00e0ff; width: 18px; }

@media (min-width: 768px) {
    .hero { flex-direction: row; text-align: left; }
    .hero-content { text-align: left; flex: 1; }
    .hero-buttons { justify-content: flex-start; }
    .trust-badge { justify-content: flex-start; }
}

/* FEATURES */
.features {
    padding: 4rem 0;
}
.features h2 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 3rem;
    color: #fff;
}
.feature-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.8rem;
}
.feature-card {
    background: rgba(10, 15, 25, 0.7);
    backdrop-filter: blur(4px);
    border: 1px solid #1f2b3a;
    border-radius: 28px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: 0.2s;
    box-shadow: 0 8px 20px #00000055;
}
.feature-card:hover { border-color: #00e0ff; transform: translateY(-6px); }
.feature-icon {
    font-size: 2.5rem;
    color: #9d4edd;
    margin-bottom: 1rem;
}
.feature-card h3 {
    color: #fff;
    margin-bottom: 0.5rem;
}
.feature-card p { color: #9aa5c0; font-size: 0.95rem; }
@media (min-width: 640px) {
    .feature-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
    .feature-grid { grid-template-columns: repeat(3, 1fr); }
}

/* APP PREVIEW slider */
.app-preview {
    padding: 3rem 0;
}
.app-preview h2 { text-align: center; font-size: 2rem; margin-bottom: 2rem; }
.slider-container {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}
.slider-track {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 16px;
    padding-bottom: 1rem;
    scrollbar-width: none;
    -ms-overflow-style: none;
    scroll-behavior: smooth;
}
.slider-track::-webkit-scrollbar { display: none; }
.slide {
    flex: 0 0 200px;
    scroll-snap-align: start;
    border-radius: 24px;
    overflow: hidden;
    background: #11161f;
}
.slide img { width: 100%; height: auto; display: block; }
.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1.5rem;
}
.slider-controls button {
    background: #1a2330;
    border: none;
    color: #00e0ff;
    font-size: 1.2rem;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    border: 1px solid #2e3a4b;
    transition: 0.2s;
}
.slider-controls button:hover { background: #00e0ff22; }
.slider-dots { display: flex; gap: 8px; }
.dot {
    width: 8px; height: 8px; background: #3a455e; border-radius: 10px;
    transition: 0.2s; cursor: pointer;
}
.dot.active { background: #00e0ff; width: 24px; }

/* HOW IT WORKS */
.how-it-works {
    padding: 4rem 0;
    background: rgba(0,0,0,0.2);
    border-radius: 60px;
}
.how-it-works h2 { text-align: center; margin-bottom: 3rem; }
.steps {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}
.step {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: #0b111c;
    padding: 1.5rem;
    border-radius: 40px;
    border: 1px solid #253040;
    position: relative;
}
.step-number {
    width: 48px; height: 48px;
    background: #9d4edd;
    color: #0a0c0f;
    font-weight: 800;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 60px;
}
.step-icon { font-size: 2rem; color: #00e0ff; min-width: 50px; }
.step h4 { color: #fff; font-size: 1.3rem; }
.step p { color: #99a5c0; }
@media (min-width: 768px) {
    .steps { flex-direction: row; }
    .step { flex-direction: column; text-align: center; }
    .step-number { margin-bottom: 1rem; }
}

/* DOWNLOAD SECTION */
.download {
    padding: 4rem 0;
}
.download-card {
    background: linear-gradient(145deg, #0f1622, #05080f);
    border-radius: 48px;
    padding: 3rem 2rem;
    text-align: center;
    border: 1px solid #00e0ff33;
    box-shadow: 0 0 40px #00e0ff15;
}
.download-card h2 { font-size: 2.2rem; margin-bottom: 0.5rem; }
.version-info {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin: 1.5rem 0;
    color: #a0b0d0;
}
.download-btn {
    background: #9d4edd;
    color: #fff;
    font-size: 1.5rem;
    padding: 1.2rem 3rem;
    border-radius: 60px;
    margin: 1.5rem 0;
    border: none;
    box-shadow: 0 0 30px #9d4edd99;
}
.download-btn i { margin-right: 10px; }
.install-instructions {
    background: #0e1420;
    border-radius: 32px;
    padding: 1.5rem 2rem;
    max-width: 500px;
    margin: 2rem auto 0;
    text-align: left;
    border-left: 4px solid #00e0ff;
}
.install-instructions ol { margin-left: 1.2rem; color: #cbd5f0; }
.safe-note { color: #00e0ff; margin-top: 2rem; }

/* FAQ accordion */
.faq {
    padding: 3rem 0;
}
.accordion-item {
    background: #0e1522;
    margin-bottom: 1rem;
    border-radius: 20px;
    border: 1px solid #1f2b3a;
}
.accordion-header {
    width: 100%;
    background: none;
    border: none;
    padding: 1.2rem 1.5rem;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: #e0e8ff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}
.accordion-header i { transition: transform 0.2s; color: #00e0ff; }
.accordion-item.active .accordion-header i { transform: rotate(180deg); }
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 1.5rem;
    background: #0a0f1a;
    border-radius: 0 0 20px 20px;
    color: #b0c0e0;
}
.accordion-item.active .accordion-content {
    max-height: 200px;
    padding: 0 1.5rem 1.2rem;
}

/* CONTACT */
.contact {
    padding: 4rem 0;
    text-align: center;
}
.contact-links {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
    margin-top: 2rem;
}
.contact-item {
    background: #0b111e;
    padding: 1rem 2rem;
    border-radius: 60px;
    color: #fff;
    text-decoration: none;
    border: 1px solid #2b3850;
    transition: 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 12px;
}
.contact-item i { color: #00e0ff; font-size: 1.4rem; }
.contact-item:hover { border-color: #9d4edd; }

/* FOOTER */
.footer {
    border-top: 1px solid #1f2b3a;
    padding: 2rem 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: #7a88a8;
}
.footer-links a {
    color: #b0c0e0;
    text-decoration: none;
    margin: 0 1rem;
}
.footer-links a:hover { color: #00e0ff; }

/* privacy & terms pages (simple) */
.policy-page {
    padding: 2rem 0 4rem;
}
.policy-page h1 { font-size: 2.5rem; margin: 2rem 0 1rem; }
.policy-page h2 { color: #9d4edd; margin: 2rem 0 1rem; }
.policy-page p, .policy-page li { color: #b0c0e0; margin-bottom: 0.8rem; }
.back-home { display: inline-block; margin: 2rem 0; color: #00e0ff; }