.fixed-nav {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    z-index: 99999 !important;
    background: #0A0A0A;
    border-bottom: 1px solid #1a0a10;
}
.fixed-nav header {
    position: static !important;
    background: transparent !important;
    border: none !important;
}
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --black: #0A0A0A;
    --dark: #111111;
    --card: #1A1A1A;
    --pink: #FF2A6D;
    --pink-dark: #E01E5A;
    --white: #FFFFFF;
    --gray: #AAAAAA;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--black);
    color: var(--white);
    line-height: 1.6;
}

.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }

/* Header */
header, body > header {
    background: #0A0A0A !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    z-index: 9999 !important;
    border-bottom: 1px solid #1a0a10;
}
body {
    padding-top: 92px !important;
}
header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
}
/* Transparent logo without lightning or background effects. */
header .logo {
    position: relative;
    display: block;
    flex: 0 0 68px;
    width: 68px;
    height: 68px;
    line-height: 0;
}
header .logo-img {
    display: block;
    width: 68px;
    height: 68px;
    object-fit: contain;
}
header .logo:focus-visible {
    outline: 2px solid var(--pink);
    outline-offset: 4px;
    border-radius: 50%;
}
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.8rem;
    cursor: pointer;
}
.main-nav { display: flex; gap: 28px; }
.main-nav a {
    color: var(--gray);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}
.main-nav a:hover, .main-nav a.active { color: var(--pink); }

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 40px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s;
}
.btn-primary { background: var(--pink); color: var(--white); }
.btn-primary:hover { background: var(--pink-dark); }
.btn-secondary { background: transparent; color: var(--white); border: 2px solid var(--pink); }
.btn-secondary:hover { background: var(--pink); }

/* Hero */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 80vh;
    align-items: center;
    padding: 40px 5%;
    gap: 40px;
    background: linear-gradient(135deg, #0A0A0A 0%, #1A0A10 100%);
}
.hero h1 {
    font-family: 'Oswald', sans-serif;
    font-size: 4.2rem;
    line-height: 1;
    margin-bottom: 16px;
}
.hero h1 span { color: var(--pink); }
.lead { font-size: 1.35rem; color: var(--pink); font-weight: 600; margin-bottom: 10px; }
.description { color: var(--gray); margin-bottom: 28px; font-size: 1.1rem; }
.hero-buttons { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-image img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(255,42,109,0.15);
}

/* Acronym */
.acronym { padding: 80px 0; background: var(--dark); }
.acronym h2 { font-family: 'Oswald', sans-serif; text-align: center; font-size: 2.4rem; margin-bottom: 40px; }
.acronym-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
}
.letter span {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 4.2rem;
    color: var(--pink);
    display: block;
    line-height: 1;
    letter-spacing: 2px;
    font-weight: 400;
}
.letter p { margin-top: 8px; font-weight: 500; }

/* Organizers */
.organizers { padding: 70px 0; }
.organizers h2 { font-family: 'Oswald', sans-serif; text-align: center; margin-bottom: 30px; }
.org-card {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 40px;
    align-items: center;
    background: var(--card);
    border-radius: 16px;
    overflow: hidden;
}
.org-card img { width: 100%; height: 360px; object-fit: cover; }
.org-card div { padding: 30px; }
.org-card h3 { font-family: 'Oswald', sans-serif; font-size: 1.8rem; margin-bottom: 12px; }

/* Page hero */
.page-hero {
    padding: 15px 0 15px;
    text-align: center;
    background: linear-gradient(135deg, #0A0A0A, #1A0A10);
}
.page-hero h1 { font-family: 'Oswald', sans-serif; font-size: 3.2rem; }
.page-hero p { color: var(--gray); }

/* Services */
.services { padding: 60px 0 80px; }
.service-block {
    background: var(--card);
    border-radius: 16px;
    padding: 32px;
    margin-bottom: 24px;
    border: 1px solid #222;
}
.service-block h2 { font-family: 'Oswald', sans-serif; color: var(--pink); margin-bottom: 12px; }
.service-block ul { margin-top: 16px; padding-left: 20px; }
.service-block li { margin: 8px 0; color: var(--gray); }

/* Pricing */
.pricing { padding: 60px 0 80px; }
.price-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}
.price-card {
    background: var(--card);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    border: 1px solid var(--pink);
}
.price-card.featured { border-color: var(--pink); }
.price { font-family: 'Oswald', sans-serif; font-size: 2.8rem; color: var(--pink); margin: 10px 0; }
.price-card ul { list-style: none; margin-top: 16px; color: var(--gray); }
.price-card li { margin: 8px 0; }

/* Schedule */
.schedule-page { padding: 60px 0 80px; }
.schedule-card {
    background: var(--card);
    border-radius: 16px;
    padding: 32px;
    max-width: 600px;
    margin: 0 auto;
}
.days { margin: 20px 0; }
.day { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid #222; }

/* Gallery */
.gallery { padding: 60px 0 80px; }
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}
.gallery-grid img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    border-radius: 12px;
}
.gallery-note { text-align: center; margin-top: 24px; color: var(--gray); }
.gallery-note a { color: var(--pink); }

/* Contact */
.contact { padding: 60px 0 80px; }
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}
.contact-item { margin: 20px 0; }
.contact-item a { color: var(--pink); text-decoration: none; }
.contact-visual img {
    width: 100%;
    height: 380px;
    object-fit: cover;
    border-radius: 16px;
}

/* Footer */
footer {
    background: #000;
    padding: 30px 0;
    text-align: center;
    border-top: 1px solid #222;
    color: #666;
}
.organizers { margin: 8px 0; }
footer a { color: var(--pink); text-decoration: none; }
footer .social {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
}
footer .social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    max-width: 100%;
    padding: 10px 22px;
    border: 1px solid var(--pink);
    border-radius: 14px;
    background: rgba(255, 42, 109, .045);
    box-shadow: inset 0 0 12px rgba(255, 42, 109, .04), 0 0 12px rgba(255, 42, 109, .06);
    font-weight: 500;
    transition: background .2s ease, box-shadow .2s ease, color .2s ease;
}
footer .social a:hover {
    background: rgba(255, 42, 109, .14);
    box-shadow: 0 0 18px rgba(255, 42, 109, .18);
    color: var(--white);
}
footer .social a:focus-visible {
    outline: 2px solid var(--white);
    outline-offset: 4px;
}
/* Avoid inheriting the 70px section padding from the organizers block. */
footer .organizers { padding: 0; margin: 0 0 10px; }
footer .copyright { margin: 0; }
@media (prefers-reduced-motion: reduce) {
    footer .social a { transition: none; }
}

/* Responsive */
@media (max-width: 768px) {
    :root { --mobile-header-height: calc(93px + env(safe-area-inset-top, 0px)); }
    html { scroll-padding-top: calc(var(--mobile-header-height) + 12px); }
    body { padding-top: var(--mobile-header-height); }
    body > header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: var(--mobile-header-height);
        padding-top: env(safe-area-inset-top, 0px);
    }
    body > header > .container { height: 92px; }
    .hero { grid-template-columns: 1fr; text-align: center; }
    .hero h1 { font-size: 2.8rem; }
    .hero-image img { height: 280px; }
    .acronym-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
    .org-card, .contact-grid { grid-template-columns: 1fr; }
    .menu-toggle { display: block; }
    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0; right: 0;
        background: var(--dark);
        flex-direction: column;
        padding: 20px;
        gap: 16px;
    }
    header .main-nav {
        max-height: calc(100vh - var(--mobile-header-height));
        max-height: calc(100dvh - var(--mobile-header-height));
        overflow-y: auto;
        overscroll-behavior-y: contain;
        padding-bottom: max(20px, env(safe-area-inset-bottom, 0px));
    }
    .main-nav.open { display: flex; }
    header .container { position: relative; }
}

/* Cabinet & Auth */
.cabinet { padding: 60px 0 80px; }
.cabinet h1 { font-family: 'Oswald', sans-serif; font-size: 2.6rem; margin-bottom: 8px; }
.cabinet-header { margin-bottom: 30px; }
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin: 20px 0 30px;
}
.dash-card {
    background: var(--card);
    border: 1px solid #222;
    border-radius: 14px;
    padding: 20px;
}
.dash-card.highlight { border-color: var(--pink); }
.dash-card h3 { font-family: 'Oswald', sans-serif; color: var(--pink); margin-bottom: 10px; }
.big-number { font-size: 2.2rem; font-weight: 700; color: var(--pink); }
.cabinet-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 20px;
}
.cabinet-nav a {
    background: var(--card);
    color: var(--white);
    padding: 10px 16px;
    border-radius: 30px;
    text-decoration: none;
    border: 1px solid #333;
}
.cabinet-nav a:hover { border-color: var(--pink); color: var(--pink); }
.back-link { color: var(--gray); text-decoration: none; display: inline-block; margin-bottom: 16px; }
.back-link:hover { color: var(--pink); }

/* Auth cards */
.auth-section { min-height: 70vh; display: flex; align-items: center; justify-content: center; padding: 40px 20px; }
.auth-card {
    background: var(--card);
    border: 1px solid #222;
    border-radius: 16px;
    padding: 36px;
    width: 100%;
    max-width: 400px;
    text-align: center;
}
.auth-card h2 { font-family: 'Oswald', sans-serif; margin-bottom: 8px; }
.auth-card p { color: var(--gray); margin-bottom: 20px; }
.form-group { margin-bottom: 16px; text-align: left; }
.form-group label { display: block; margin-bottom: 6px; font-size: 0.9rem; }
.form-group input {
    width: 100%;
    padding: 12px;
    background: #0A0A0A;
    border: 1px solid #333;
    border-radius: 8px;
    color: var(--white);
}
.btn.full { width: 100%; }
.demo-hint, .auth-switch { margin-top: 16px; font-size: 0.9rem; color: var(--gray); }
.auth-switch a, .demo-hint strong { color: var(--pink); }

/* Nav extras */
.btn-vk {
    background: var(--pink);
    color: var(--white) !important;
    padding: 8px 16px;
    border-radius: 30px;
    font-weight: 600;
}
.nav-logout {
    background: none;
    border: 1px solid #444;
    color: var(--gray);
    padding: 6px 12px;
    border-radius: 20px;
    cursor: pointer;
}
.admin-link { color: #666 !important; font-size: 0.85rem; }
.nav-highlight { font-weight: 600; }

/* Admin styles already partially exist, reinforce */
.clients-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; margin: 24px 0; }
.client-card {
    background: var(--card);
    border: 1px solid #222;
    border-radius: 14px;
    padding: 20px;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.2s, transform 0.2s;
}
.client-card:hover { border-color: var(--pink); transform: translateY(-3px); }
.form-section { background: var(--card); border: 1px solid #222; border-radius: 14px; padding: 24px; margin-bottom: 20px; }
.form-section h2 { font-family: 'Oswald', sans-serif; color: var(--pink); margin-bottom: 16px; }
.schedule-item {
    background: var(--card);
    padding: 14px 18px;
    border-radius: 10px;
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}
.status.upcoming { color: var(--pink); }
.status.done { color: #4caf50; }

/* Auth buttons in nav */
.nav-auth {
    display: flex;
    gap: 10px;
    align-items: center;
}
.btn-nav {
    padding: 8px 18px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.92rem;
    transition: all 0.2s;
}
.btn-login {
    background: var(--pink);
    color: var(--white) !important;
}
.btn-login:hover { background: var(--pink-dark); }
.btn-register {
    background: transparent;
    color: var(--white) !important;
    border: 2px solid var(--pink);
}
.btn-register:hover { background: var(--pink); }

/* Admin improvements */
.admin-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 24px;
}
.admin-stats { margin-bottom: 24px; }
.stat-box {
    background: var(--card);
    display: inline-block;
    padding: 16px 28px;
    border-radius: 12px;
    border: 1px solid #222;
}
.stat-box strong { font-size: 1.8rem; color: var(--pink); display: block; }
.stat-box span { color: var(--gray); font-size: 0.9rem; }

.client-card {
    display: flex;
    gap: 16px;
    align-items: center;
}
.client-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--pink);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}
.client-info { flex: 1; }

@media (max-width: 768px) {
    .nav-auth { flex-direction: column; width: 100%; }
    .btn-nav { text-align: center; }
}

/* Staircase appearance animation for hero text */
.anim-item {
    opacity: 0;
    transform: translateY(-30px);
    animation: stairIn 0.45s ease-out forwards;
}
.anim-item:nth-child(1) { animation-delay: 0.05s; }
.anim-item:nth-child(2) { animation-delay: 0.4s; }
.anim-item:nth-child(3) { animation-delay: 0.75s; }
.anim-item:nth-child(4) { animation-delay: 1.1s; }

@keyframes stairIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}