:root {
    --primary: #2563eb;
    --primary-gradient: linear-gradient(135deg, #2563eb, #1e40af);
    --secondary: #0ea5e9;
    --dark: #0f172a;
    --darker: #020617;
    --light: #e2e8f0;
    --lighter: #f1f5f9;
    --success: #10b981;
    --danger: #ef4444;
    --gray: #94a3b8;
    --card-bg: rgba(30, 41, 59, 0.75);
    --card-border: rgba(148, 163, 184, 0.1);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    --shadow-hover: 0 12px 28px rgba(0, 0, 0, 0.3);
    --radius: 12px;
}

body.light-theme {
    --dark: #e2e8f0;
    --darker: #ffffff;
    --light: #475569;
    --lighter: #0f172a;
    --gray: #64748b;
    --card-bg: rgba(248, 250, 252, 0.75); 
    --card-border: rgba(203, 213, 225, 0.5);
    --shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 12px 28px rgba(0, 0, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

/* Preloader Styles */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--darker);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.7s ease-out, visibility 0.7s ease-out;
}

.loader-text {
    font-size: 3rem;
    font-weight: 800;
    display: flex;
    overflow: hidden;
}

.loader-xm {
    color: var(--lighter);
    transform: translateX(-100%);
    opacity: 0;
    animation: unite-text 1.5s ease-out forwards;
}

.loader-panels {
    color: var(--secondary);
    transform: translateX(100%);
    opacity: 0;
    animation: unite-text 1.5s ease-out forwards;
}

@keyframes unite-text {
    0% {
        transform: translateX(var(--tx, -100%));
        opacity: 0;
    }
    60%, 100% {
        transform: translateX(0);
        opacity: 1;
    }
}
.loader-xm { --tx: -100%; }
.loader-panels { --tx: 100%; }

body {
    font-family: 'Poppins', sans-serif;
    background: var(--darker);
    color: var(--light);
    min-height: 100vh;
    line-height: 1.7;
    background-attachment: fixed;
    position: relative;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color 0.3s, color 0.3s;
}

body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(to right, rgba(37, 99, 235, 0.1) 1px, transparent 1px), linear-gradient(to bottom, rgba(37, 99, 235, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    animation: 15s linear infinite bg-pan;
}

body.light-theme::before {
     background-image: linear-gradient(to right, rgba(203, 213, 225, 0.5) 1px, transparent 1px), linear-gradient(to bottom, rgba(203, 213, 225, 0.5) 1px, transparent 1px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--lighter);
}

.section-title span {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.section-subtitle {
    text-align: center;
    color: var(--gray);
    max-width: 600px;
    margin: -40px auto 50px;
    font-size: 1.1rem;
}

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    z-index: 999;
    transition: var(--transition);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 15px 0;
    z-index: 1000;
    transition: background-color 0.3s, box-shadow 0.3s;
}

.navbar.scrolled {
    background-color: rgba(2, 6, 23, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

body.light-theme .navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.85);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-logo {
    font-size: 1.8rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--lighter);
}

.nav-logo span {
    color: var(--secondary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    position: relative;
    color: var(--gray);
    font-weight: 500;
    padding: 5px 0;
    text-decoration: none;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--secondary);
    transition: width 0.3s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--lighter);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 15px;
}

.nav-cta {
    color: #fff;
    padding: 10px 25px;
    font-weight: 600;
    text-decoration: none;
    background: var(--primary-gradient);
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.2);
    transition: var(--transition);
}

.nav-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
}

.theme-toggle,
.hamburger {
    font-size: 1.6rem;
    cursor: pointer;
    color: var(--gray);
    transition: color 0.3s;
}
.theme-toggle:hover,
.hamburger:hover {
    color: var(--lighter);
}

.hamburger {
    display: none;
}

.hero {
    position: relative;
    text-align: center;
    padding-top: 150px;
    padding-bottom: 100px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
    background: linear-gradient(90deg, var(--lighter), var(--gray));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

body.light-theme .hero-title {
    background: linear-gradient(90deg, var(--lighter), var(--light));
     -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}


.hero-subtitle {
    font-size: 1.3rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto 30px;
    font-weight: 300;
}

.hero-badges {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 30px;
}

.badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    font-size: 0.9rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 50px;
}

.badge i {
    color: var(--secondary);
}

.package-toggle {
    display: flex;
    justify-content: center;
    margin: 0 auto 50px auto;
    max-width: 600px;
    background: var(--card-bg);
    border-radius: 50px;
    padding: 6px;
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow);
}

.toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border: none;
    background: transparent;
    color: var(--gray);
    font-weight: 600;
    font-size: 1.1rem;
    border-radius: 50px;
    transition: var(--transition);
    flex-grow: 1;
    cursor: pointer;
}

.toggle-btn:hover {
    color: var(--lighter);
}

.toggle-btn.active {
    background: var(--primary-gradient);
    color: #fff;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.package-container {
    display: none;
}

.package-container.active {
    display: block;
}

.packages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.package-card {
    position: relative;
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--card-border);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    backdrop-filter: blur(5px);
    transition: var(--transition);
}

.package-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    transition: var(--transition);
}

.package-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.package-card.featured {
    border-color: var(--primary);
    transform: scale(1.03);
}

.package-card.featured::before {
    height: 6px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--primary));
    background-size: 200% 100%;
    animation: 3s infinite gradientShift;
}

.package-name {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--secondary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.package-badge {
    background: var(--primary);
    color: #fff;
    font-size: 0.7rem;
    padding: 3px 10px;
    border-radius: 50px;
    margin-left: auto;
    text-transform: uppercase;
    font-weight: 600;
}

.region-info {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.package-specs {
    list-style: none;
    margin-bottom: 20px;
    flex-grow: 1;
}

.package-specs li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--card-border);
    color: var(--light);
}
.light-theme .package-specs li{
    color: var(--lighter);
}


.package-specs li i {
    color: var(--secondary);
    width: 18px;
    text-align: center;
}

.sftp-info {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 10px 0;
    padding: 10px;
    border-radius: 8px;
    background: rgba(15, 23, 42, 0.5);
    color: var(--gray);
    font-size: 0.9rem;
}
body.light-theme .sftp-info{
    background: rgba(226, 232, 240, 0.7);
}


.sftp-info i {
    font-size: 1.1rem;
}

.sftp-yes {
    color: var(--success);
}

.sftp-no {
    color: var(--danger);
}

.price {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary);
    margin: 20px 0;
}

.price-period {
    font-size: 0.9rem;
    color: var(--gray);
    font-weight: 400;
}

.buy-btn {
    display: block;
    width: 100%;
    padding: 15px;
    background: var(--primary-gradient);
    color: #fff;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
    margin-top: auto;
    cursor: pointer;
    transition: var(--transition);
}

.buy-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.4);
    background: linear-gradient(135deg, var(--primary), #3b82f6);
}

.badge-new {
    display: inline-block;
    background-color: #D9534F;
    color: #ffffff;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    font-family: sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    vertical-align: top;
    position: relative;
    top: -2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-item {
    background: var(--card-bg);
    padding: 30px;
    text-align: center;
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow);
    border-color: var(--primary);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.feature-item h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: var(--lighter);
}

.feature-item p {
    color: var(--gray);
}

#testimonials {
    background: rgba(30, 41, 59, 0.3);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--radius);
    border-left: 4px solid var(--secondary);
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 20px;
    color: var(--gray);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid var(--secondary);
}

.author-info h4 {
    font-weight: 600;
    color: var(--light);
}

.author-info p {
    font-size: 0.9rem;
    color: var(--gray);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--card-bg);
    margin-bottom: 15px;
    border-radius: var(--radius);
    border: 1px solid var(--card-border);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    background: transparent;
    border: none;
    padding: 20px;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--lighter);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question i {
    transition: transform 0.3s;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.4s ease-out;
}

.faq-answer p {
    padding: 0 20px 20px;
    color: var(--gray);
}

.faq-item.active .faq-answer {
    max-height: 300px; 
}

.cta-section {
    background: var(--primary-gradient);
    padding: 60px 30px;
    border-radius: var(--radius);
    text-align: center;
    margin: 50px auto;
}

.cta-title {
    font-size: 2.2rem;
    color: #fff;
    font-weight: 700;
    margin-bottom: 15px;
}

.cta-subtitle {
    font-size: 1.1rem;
    color: var(--light);
}
body.dark-theme .cta-subtitle {
     color: var(--light);
}
body.light-theme .cta-subtitle{
    color: #e2e8f0;
}


.cta-button {
    background: #fff;
    color: var(--primary);
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition);
}

.cta-button:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

footer {
    text-align: center;
    padding: 50px 20px 30px;
    border-top: 1px solid var(--card-border);
    color: var(--gray);
}

.footer-logo {
    display: inline-block;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 25px;
    margin: 20px 0;
}

.social-links a {
    color: var(--gray);
    font-size: 1.6rem;
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--secondary);
    transform: translateY(-4px);
}

.copyright {
    margin-top: 20px;
    font-size: 0.9rem;
}

@keyframes bg-pan {
    0% {
        background-position: 0% 0%;
    }
    100% {
        background-position: 100% 100%;
    }
}

@keyframes gradientShift {
    0%,
    100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

@media (max-width: 992px) {
    html {
        scroll-padding-top: 70px;
    }

    .nav-menu {
        position: fixed;
        top: 70px; 
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        background: var(--darker);
        transition: right 0.4s ease-in-out;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-link {
        font-size: 1.5rem;
    }

    .nav-cta {
        display: none;
    }

    .hamburger {
        display: block;
    }

    .hero-title {
        font-size: 2.8rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .package-card.featured {
        transform: scale(1);
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }

    .features-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.2rem;
    }

    .package-toggle {
        flex-direction: column;
        border-radius: var(--radius);
        max-width: 300px;
        padding: 10px;
    }
}

/* ============== REGISTRATION PAGE STYLES ============== */
.form-page-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 40px 20px;
}

.registration-form-wrapper {
    width: 100%;
    max-width: 550px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 30px 40px;
    backdrop-filter: blur(5px);
}

.form-header {
    text-align: center;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 20px;
}

.form-header .nav-logo {
    font-size: 2rem;
    text-decoration: none;
}

.form-header h2 {
    color: var(--lighter);
    margin: 15px 0 5px;
}

/* ===== FORM GROUP STYLING ===== */
.form-group {
    margin-bottom: 32px;
}

.form-group label {
    display: block;
    margin-bottom: 12px;
    font-weight: 600;
    color: var(--light);
    font-size: 0.95rem;
}

body.light-theme .form-group label {
    color: var(--lighter);
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    border-radius: 10px;
    border: 1.5px solid rgba(148, 163, 184, 0.2);
    background-color: var(--dark);
    color: var(--lighter);
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

body.light-theme .form-group input {
    background-color: var(--dark);
    color: var(--lighter);
    border-color: rgba(0, 0, 0, 0.15);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25);
}

/* Promo button styling */
#apply-promo-btn {
    padding: 0 24px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    height: 48px;
    transition: all 0.3s ease;
    white-space: nowrap;
    min-width: 100px;
}

#apply-promo-btn:hover {
    background: #1d4ed8;
}

/* Responsive */
@media (max-width: 768px) {
    .form-group {
        margin-bottom: 28px;
    }
    
    .form-group input {
        padding: 13px 15px;
    }
}

.back-link {
    display: block;
    text-align: center;
    margin-top: 20px;
    color: var(--gray);
    text-decoration: none;
    transition: var(--transition);
}

.back-link:hover {
    color: var(--lighter);
}

.buy-btn.disabled {
    background: var(--gray);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

.buy-btn.disabled:hover {
    background: var(--gray);
    box-shadow: none;
    transform: none;
}

.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.status-item {
    background: var(--card-bg);
    padding: 20px;
    border-radius: var(--radius);
    border: 1px solid var(--card-border);
    transition: var(--transition);
    box-shadow: var(--shadow);
    backdrop-filter: blur(5px);
}

.status-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--secondary);
}

.status-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.node-name {
    font-weight: 600;
    color: var(--lighter);
    display: flex;
    align-items: center;
    gap: 10px;
}

.node-name i {
    color: var(--secondary);
}

.node-badge {
    padding: 6px 12px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    letter-spacing: 0.5px;
}

.status-loading {
    background: rgba(148, 163, 184, 0.1);
    color: var(--gray);
    border: 1px solid var(--card-border);
}

.status-up {
    background: rgba(16, 185, 129, 0.15); 
    color: #10b981; 
    border: 1px solid rgba(16, 185, 129, 0.3);
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.1);
}

.status-down {
    background: rgba(239, 68, 68, 0.15); 
    color: #ef4444; 
    border: 1px solid rgba(239, 68, 68, 0.3);
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.1);
}

body.light-theme .status-up {
    background: rgba(16, 185, 129, 0.2);
    color: #059669; 
}

body.light-theme .status-down {
    background: rgba(239, 68, 68, 0.2);
    color: #dc2626; 
}