:root {
    --cyan: #5AC8FA;
    --cyan-glow: rgba(90, 200, 250, 0.4);
    --black: #000000;
    --glass: rgba(12, 12, 14, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --radius-xl: 50px;
    --radius-lg: 30px;
}

* {
    margin: 0; padding: 0; box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--black);
    color: #fff;
    overflow-x: hidden;
}

/* Фон с динамической сеткой */
.bg-container {
    position: fixed; top: 0; left: 0;
    width: 100%; height: 100%; z-index: -1;
}

.grid-overlay {
    position: absolute; width: 100%; height: 100%;
    background-image: 
        linear-gradient(rgba(90, 200, 250, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(90, 200, 250, 0.03) 1px, transparent 1px);
    background-size: 45px 45px;
    animation: grid-scroll 25s linear infinite;
}

@keyframes grid-scroll {
    from { background-position: 0 0; }
    to { background-position: 45px 45px; }
}

.glow-1 {
    position: absolute; top: -15%; right: -5%;
    width: 60vw; height: 60vw;
    background: radial-gradient(circle, rgba(90, 200, 250, 0.1) 0%, transparent 70%);
}

.glow-2 {
    position: absolute; bottom: -10%; left: -5%;
    width: 60vw; height: 60vw;
    background: radial-gradient(circle, rgba(0, 122, 255, 0.05) 0%, transparent 70%);
}

/* Header (Capsule) */
.glass-header {
    position: fixed; top: 25px; left: 50%;
    transform: translateX(-50%);
    width: 90%; max-width: 1100px;
    background: rgba(10, 10, 10, 0.5);
    backdrop-filter: blur(25px) saturate(160%);
    border: 1px solid var(--glass-border);
    padding: 14px 35px;
    border-radius: 100px;
    display: flex; justify-content: space-between; align-items: center;
    z-index: 1000;
}

.logo { font-weight: 900; letter-spacing: 5px; color: var(--cyan); font-size: 20px; }

nav a { color: #888; text-decoration: none; font-size: 14px; margin-left: 25px; transition: 0.3s; font-weight: 600; }
nav a:hover { color: #fff; }

.buy-btn {
    background: var(--cyan); color: #000 !important;
    padding: 9px 26px; border-radius: 50px; font-weight: 800;
}

/* Hero Section */
.hero {
    height: 100vh; display: flex; align-items: center; justify-content: center;
    text-align: center; padding-top: 80px;
}

h1 { font-size: clamp(45px, 12vw, 105px); font-weight: 900; letter-spacing: -4px; line-height: 0.95; }
h1 span { color: var(--cyan); text-shadow: 0 0 40px rgba(90, 200, 250, 0.3); }

.badge {
    background: rgba(90, 200, 250, 0.1); color: var(--cyan);
    padding: 7px 22px; border-radius: 100px; font-size: 11px;
    letter-spacing: 4px; font-weight: 800; margin-bottom: 25px;
    display: inline-block; border: 1px solid rgba(90, 200, 250, 0.2);
}

/* 3D Glass Tab Box */
.tab-card-wrapper {
    perspective: 1500px;
    margin-top: 45px;
}

.tab-glass-box {
    position: relative;
    background: var(--glass);
    backdrop-filter: blur(40px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 45px 90px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.8);
    transition: transform 0.1s ease-out;
    overflow: hidden;
    transform-style: preserve-3d;
}

.card-shimmer {
    position: absolute; top: -100%; left: -100%;
    width: 300%; height: 300%;
    background: radial-gradient(circle, rgba(255,255,255,0.04) 0%, transparent 60%);
    pointer-events: none;
}

.tab-header-text { font-size: 14px; font-weight: 600; letter-spacing: 6px; opacity: 0.7; }

.tab-line {
    height: 1px; width: 100%;
    background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
    margin: 22px 0;
}

.hourglass {
    display: inline-block;
    animation: hour-spin 5s ease-in-out infinite;
    font-size: 20px;
}

@keyframes hour-spin {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(180deg); }
}

.ip-address {
    font-size: clamp(32px, 6vw, 68px);
    font-weight: 900; letter-spacing: -3px; margin: 10px 0;
    background: linear-gradient(90deg, #fff, var(--cyan), #fff);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: text-shine 4s linear infinite;
    cursor: pointer;
}

@keyframes text-shine {
    to { background-position: 200% center; }
}

.copy-hint { font-size: 10px; letter-spacing: 2px; color: #555; font-weight: 700; transition: 0.3s; }
.tab-ip-container:hover .copy-hint { color: var(--cyan); letter-spacing: 4px; }

.cyan-val { color: var(--cyan); font-weight: 900; text-shadow: 0 0 15px var(--cyan-glow); }

.hero-links { margin-top: 35px; display: flex; gap: 25px; justify-content: center; font-size: 13px; font-weight: 700; }
.h-link { color: var(--cyan); text-decoration: none; opacity: 0.5; transition: 0.3s; }
.h-link:hover { opacity: 1; transform: translateY(-2px); text-shadow: 0 0 15px var(--cyan); }
.dot { color: #222; }

/* Pricing Grid */
.content-section { padding: 120px 8%; }
.section-head { text-align: center; margin-bottom: 70px; }
.section-head h2 { font-size: 52px; font-weight: 900; letter-spacing: -2px; }
.section-head h2 span { color: var(--cyan); }
.section-head p { color: #444; font-size: 19px; margin-top: 10px; }

.glass-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 35px;
}

.glass-card {
    background: rgba(15, 15, 17, 0.5);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    padding: 50px 40px;
    border-radius: var(--radius-lg);
    transition: 0.5s cubic-bezier(0.2, 1, 0.3, 1);
    display: flex; flex-direction: column;
}

.glass-card:hover {
    border-color: rgba(90, 200, 250, 0.4);
    background: rgba(20, 20, 25, 0.7);
    transform: translateY(-20px) scale(1.02);
    box-shadow: 0 30px 60px rgba(0,0,0,0.6);
}

.card-tag {
    align-self: flex-start; margin-bottom: 15px;
    font-size: 10px; font-weight: 900; padding: 5px 14px;
    background: var(--cyan); color: #000; border-radius: 100px;
}

.glass-card h3 { font-size: 26px; font-weight: 800; margin-bottom: 10px; }
.price { font-size: 46px; font-weight: 900; margin-bottom: 30px; letter-spacing: -1px; }

.features-list { list-style: none; margin-bottom: 40px; flex-grow: 1; }
.features-list li { margin-bottom: 14px; color: #777; font-size: 15px; font-weight: 500; }

.card-link {
    display: block; text-align: center; padding: 18px;
    border-radius: 20px; background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    color: #fff; text-decoration: none; font-weight: 800;
    transition: 0.3s;
}

.card-link:hover { background: #fff; color: #000; border-color: #fff; }
.card-link.accent { background: var(--cyan); color: #000; border: none; }
.card-link.gold { background: #FFD700; color: #000; border: none; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: #222; border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--cyan); }

@media (max-width: 768px) {
    .glass-header { padding: 12px 20px; width: 95%; }
    nav { display: none; }
    .tab-glass-box { padding: 40px 25px; border-radius: 35px; }
}