:root {
    --neon-pink: #ff00ff; --neon-blue: #00ffff; --glass: rgba(255, 255, 255, 0.08);
}

body, html { margin: 0; padding: 0; font-family: 'Segoe UI', sans-serif; background: none; color: white; overflow-x: hidden; }

/* Заглушка для ПК */
#desktop-lock {
    display: none; position: fixed; inset: 0; background: #000; z-index: 10000;
    flex-direction: column; justify-content: center; align-items: center; text-align: center;
}
@media screen and (min-width: 1025px) { #desktop-lock { display: flex; } }

/* Vaporwave Background */
.vapor-bg { position: fixed; inset: 0; background: linear-gradient(to bottom, #1a0b2e, #c31432, #ed8f03); z-index: -3; }
.vapor-sun { 
    position: fixed; bottom: 15%; left: 50%; transform: translateX(-50%);
    width: 300px; height: 300px; background: linear-gradient(#ff00ff, #ff8c00);
    border-radius: 50%; box-shadow: 0 0 60px var(--neon-pink); z-index: -2;
    -webkit-mask-image: repeating-linear-gradient(0deg, black, black 15px, transparent 20px);
}
.grid { 
    position: fixed; inset: 0; z-index: -1; opacity: 0.4;
    background-image: linear-gradient(transparent 65%, var(--neon-pink) 66%), linear-gradient(90deg, transparent 49%, var(--neon-blue) 50%, transparent 51%);
    background-size: 100% 50px, 50px 100%; transform: perspective(200px) rotateX(60deg);
    transform-origin: center bottom; animation: move 2s linear infinite;
}
@keyframes move { from { background-position: 0 0; } to { background-position: 0 50px; } }

/* UI Elements */
.mobile-container { padding: 20px; max-width: 500px; margin: 0 auto; padding-top: 80px; }
.glass-nav { 
    position: fixed; top: 0; width: 100%; height: 70px; display: flex; 
    justify-content: space-between; align-items: center; padding: 0 25px; 
    box-sizing: border-box; backdrop-filter: blur(15px); background: rgba(0,0,0,0.3); z-index: 100; 
}
.card-smooth { 
    background: var(--glass); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.15);
    border-radius: 30px; padding: 25px; margin-bottom: 20px; box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}
input, select { 
    width: 100%; padding: 15px; margin-bottom: 15px; border-radius: 15px; 
    background: rgba(0,0,0,0.4); border: 1px solid var(--neon-blue); color: #fff; box-sizing: border-box;
}
.btn-main { 
    width: 100%; padding: 18px; border-radius: 20px; border: none; 
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-pink));
    color: #fff; font-weight: bold; text-transform: uppercase; cursor: pointer;
}
.modal { position: fixed; inset: 0; background: rgba(0,0,0,0.9); display: none; align-items: center; justify-content: center; z-index: 500; }

#site-intro {
    position: fixed;
    inset: 0;
    /* Полупрозрачный фон с сильным размытием */
    background: rgba(26, 11, 46, 0.8);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    z-index: 20000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.intro-content {
    text-align: center;
}

.intro-logo {
    font-size: 3.5rem;
    min-height: 4.5rem; 
    color: #fff;
    text-shadow: 0 0 20px var(--neon-blue);
    letter-spacing: 12px;
    display: inline-block; /* Чтобы буквы не прыгали */
}

#enter-btn {
    opacity: 0;
    transform: translateY(10px);
    transition: all 1s ease;
}

#enter-btn.visible {
    opacity: 1;
    transform: translateY(0);
}

.intro-line {
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon-blue), var(--neon-pink), transparent);
    width: 0;
    margin: 20px auto;
    transition: width 1.5s ease-in-out;
}

.intro-text {
    color: var(--neon-blue);
    font-size: 10px;
    letter-spacing: 4px;
    opacity: 0;
}

.intro-btn {
    margin-top: 30px;
    background: transparent;
    border: 1px solid var(--neon-pink);
    color: var(--neon-pink);
    padding: 10px 30px;
    font-size: 12px;
    letter-spacing: 2px;
    cursor: pointer;
    transition: 0.3s;
}

.intro-btn:hover {
    box-shadow: 0 0 20px var(--neon-pink);
    background: var(--neon-pink);
    color: #000;
}