/* STAGE 0: GLOBAL STYLES & VARIABLES */
:root {
    --bg-dark: #0a0a0c;
    --bg-card: #141417;
    --accent-cyan: #00f2ff;
    --accent-purple: #7000ff;
    --text-main: #e0e0e0;
    --text-muted: #a0a0a5;
    --white: #ffffff;
    --hologram-gradient: linear-gradient(135deg, rgba(0, 242, 255, 0.7) 0%, rgba(112, 0, 255, 0.7) 100%);
    --glass-border: rgba(255, 255, 255, 0.1);
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, .logo__text {
    font-family: 'Sora', sans-serif;
    font-weight: 700;
    color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 50px;
    font-family: 'Sora', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn--primary {
    background: var(--white);
    color: var(--bg-dark);
}

.btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 242, 255, 0.3);
    background: var(--accent-cyan);
}

/* STAGE 1: HEADER STYLES */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    background: rgba(10, 10, 12, 0.8);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo__icon {
    width: 32px;
    height: 32px;
    background: var(--accent-cyan);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    position: relative;
}

.logo__icon::after {
    content: '';
    position: absolute;
    inset: 2px;
    background: var(--bg-dark);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.nav__list {
    display: flex;
    gap: 32px;
}

.nav__link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
}

.nav__link:hover {
    color: var(--accent-cyan);
}

.burger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

/* STAGE 2: FOOTER STYLES */
.footer {
    padding: 100px 0 40px;
    background: #050507;
    border-top: 1px solid var(--glass-border);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 0.8fr 0.8fr 1.2fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer__description {
    margin-top: 24px;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.footer__socials {
    display: flex;
    gap: 16px;
    margin-top: 24px;
}

.footer__socials a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
}

.footer__socials a:hover {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
}

.footer__title {
    margin-bottom: 24px;
    font-size: 1.1rem;
}

.footer__links li {
    margin-bottom: 12px;
}

.footer__links a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer__links a:hover {
    color: var(--accent-cyan);
    padding-left: 5px;
}

.footer__contact-info li {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer__contact-info i {
    color: var(--accent-cyan);
    margin-top: 4px;
}

.footer__bottom {
    padding-top: 40px;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* MOBILE ADAPTIVITY */
@media (max-width: 992px) {
    .nav, .header__cta { display: none; }
    .burger { display: block; }
    .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 576px) {
    .footer__grid { grid-template-columns: 1fr; gap: 40px; }
}
/* HERO SECTION STYLES */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    overflow: hidden;
    background: radial-gradient(circle at 20% 30%, rgba(112, 0, 255, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(0, 242, 255, 0.05) 0%, transparent 50%);
}

.hero__hologram {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(var(--bg-dark) 1px, transparent 1px),
                      linear-gradient(90deg, var(--bg-dark) 1px, transparent 1px);
    background-size: 50px 50px;
    background-position: center center;
    opacity: 0.2;
    mask-image: radial-gradient(circle, black, transparent 80%);
}

.hero__container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
    gap: 40px;
    position: relative;
    z-index: 2;
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(0, 242, 255, 0.1);
    border: 1px solid var(--accent-cyan);
    color: var(--accent-cyan);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero__title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.1;
    margin-bottom: 24px;
}

.text-gradient {
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero__subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 500px;
    margin-bottom: 40px;
}

.hero__actions {
    display: flex;
    gap: 20px;
}

.btn--outline {
    border: 1px solid var(--glass-border);
    color: var(--white);
    background: transparent;
}

.btn--outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--white);
}

/* HERO VISUAL & PARALLAX */
.hero__visual {
    position: relative;
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual__layer {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* Анимация линии графика */
.chart-line {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
}

.floating-node {
    position: absolute;
    background: rgba(20, 20, 23, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    padding: 12px 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.node-1 { top: 20%; right: 10%; border-left: 3px solid var(--accent-cyan); }
.node-2 { bottom: 25%; left: 0%; border-left: 3px solid var(--accent-purple); }

.arrow-element {
    position: absolute;
    width: 2px;
    height: 60px;
    background: linear-gradient(to bottom, var(--accent-cyan), transparent);
    top: 10%;
    left: 40%;
    transform: rotate(45deg);
}

.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--accent-cyan);
    border-radius: 50%;
    filter: blur(2px);
    box-shadow: 0 0 10px var(--accent-cyan);
}

/* ADAPTIVITY */
@media (max-width: 992px) {
    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 60px;
    }
    .hero__content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .hero__subtitle { margin-inline: auto; }
    .hero__visual { height: 350px; }
}
/* STRATEGY SECTION */
.strategy {
    padding: 120px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
    max-width: 700px;
    margin-inline: auto;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 20px;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.strategy__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.strategy__card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    padding: 40px 30px;
    border-radius: 24px;
    position: relative;
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.strategy__card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-cyan);
    box-shadow: 0 20px 40px rgba(0, 242, 255, 0.05);
}

.strategy__number {
    position: absolute;
    top: 20px;
    right: 30px;
    font-family: 'Sora', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    opacity: 0.05;
    transition: var(--transition);
}

.strategy__card:hover .strategy__number {
    opacity: 0.15;
    color: var(--accent-cyan);
}

.strategy__icon {
    width: 60px;
    height: 60px;
    background: rgba(112, 0, 255, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent-purple);
    margin-bottom: 24px;
    transition: var(--transition);
}

.strategy__card:hover .strategy__icon {
    background: var(--accent-cyan);
    color: var(--bg-dark);
    transform: rotateY(180deg);
}

.strategy__name {
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.strategy__text {
    color: var(--text-muted);
    font-size: 0.95rem;
    flex-grow: 1;
}

.strategy__line {
    width: 0%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
    margin-top: 24px;
    transition: width 0.6s ease;
}

.strategy__card:hover .strategy__line {
    width: 100%;
}

/* ADAPTIVITY */
@media (max-width: 1200px) {
    .strategy__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .strategy__grid { grid-template-columns: 1fr; }
}
/* EXPERIENCE SECTION (KNOWLEDGE SPHERE) */
.experience {
    padding: 100px 0;
    overflow: hidden;
    background: radial-gradient(circle at 80% 50%, rgba(112, 0, 255, 0.08) 0%, transparent 40%);
}

.experience__container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    align-items: center;
    gap: 60px;
}

.experience__list {
    margin-top: 30px;
}

.experience__list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    color: var(--text-main);
    font-weight: 500;
}

.experience__list i {
    color: var(--accent-cyan);
}

/* SPHERE VISUALS */
.experience__visual {
    position: relative;
    height: auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.sphere-wrapper {
    position: relative;
    width: 400px;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.sphere-core {
    width: 80px;
    height: 80px;
    background: var(--bg-dark);
    border: 2px solid var(--accent-cyan);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
    position: relative;
    box-shadow: 0 0 30px rgba(0, 242, 255, 0.4);
}

.core-glow {
    position: absolute;
    inset: -10px;
    background: var(--accent-cyan);
    border-radius: 50%;
    filter: blur(20px);
    opacity: 0.3;
    animation: pulse 3s infinite;
}

.core-text {
    font-family: 'Sora', sans-serif;
    font-weight: 800;
    font-size: 0.8rem;
    letter-spacing: 2px;
}

.knowledge-node {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    z-index: 11;
}

.kn-icon {
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--white);
    transition: var(--transition);
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.kn-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.knowledge-node:hover .kn-icon {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    transform: scale(1.1);
}

/* Позиционирование узлов по кругу */
.kn-1 { top: 15%; left: 15%; }
.kn-2 { top: 15%; right: 15%; }
.kn-3 { bottom: 15%; left: 15%; }
.kn-4 { bottom: 15%; right: 15%; }

.sphere-orbits {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.3;
}

.orbit-line {
    fill: none;
    stroke: var(--glass-border);
    stroke-width: 1;
    stroke-dasharray: 4 4;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

/* ADAPTIVITY */
@media (max-width: 992px) {
    .experience__container { grid-template-columns: 1fr; text-align: center; }
    .experience__list { display: inline-block; text-align: left; }
    .sphere-wrapper { transform: scale(0.8); width: 300px;}
}
/* CASES SECTION */
.cases {
    padding: 100px 0;
    background: linear-gradient(to bottom, transparent, rgba(112, 0, 255, 0.03));
}

.cases-slider {
    padding: 40px 20px 80px !important;
}

.case-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 32px;
    padding: 40px;
    height: 100%;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent-cyan), var(--accent-purple));
    opacity: 0;
    transition: var(--transition);
}

.case-card:hover {
    transform: scale(1.02);
    border-color: rgba(0, 242, 255, 0.3);
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
}

.case-card:hover::before {
    opacity: 1;
}

.case-card__header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
}

.case-card__img {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--glass-border);
}

.case-card__name {
    font-size: 1.25rem;
    margin-bottom: 4px;
}

.case-card__pos {
    color: var(--accent-cyan);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
}

.case-metric {
    margin-bottom: 24px;
}

.case-metric__val {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    font-family: 'Sora', sans-serif;
    line-height: 1;
    color: var(--white);
}

.case-metric__label {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.case-card__text {
    font-style: italic;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 30px;
}

.case-card__footer {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    background: rgba(255, 255, 255, 0.05);
    padding: 6px 14px;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    border: 1px solid var(--glass-border);
}

/* Swiper Customization */
.swiper-pagination-bullet {
    background: var(--text-muted) !important;
}

.swiper-pagination-bullet-active {
    background: var(--accent-cyan) !important;
    width: 24px !important;
    border-radius: 4px !important;
}

.swiper-button-next, .swiper-button-prev {
    color: var(--accent-cyan) !important;
    transform: scale(0.7);
}

@media (max-width: 768px) {
    .case-card { padding: 30px 20px; }
}
/* EXPERTISE SECTION */
.expert {
    padding: 120px 0;
    position: relative;
    background: linear-gradient(to top, var(--bg-dark), #0f0f12);
}

.expert__comparison {
    display: grid;
    grid-template-columns: 1fr 100px 1fr;
    align-items: stretch;
    gap: 0;
    margin-top: 60px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 40px;
    overflow: hidden;
}

.expert__side {
    padding: 80px 60px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    cursor: default;
}

.expert__side--ai {
    background: linear-gradient(135deg, rgba(0, 242, 255, 0.05) 0%, transparent 100%);
    border-right: 1px solid var(--glass-border);
}

.expert__side--human {
    background: linear-gradient(225deg, rgba(112, 0, 255, 0.05) 0%, transparent 100%);
}

.expert__side:hover {
    background: rgba(255, 255, 255, 0.02);
}

.expert__side-content {
    position: relative;
    z-index: 2;
}

.expert__side-icon {
    font-size: 3rem;
    margin-bottom: 30px;
    color: var(--accent-cyan);
}

.expert__side--human .expert__side-icon {
    color: var(--accent-purple);
}

.expert__side-title {
    font-size: 2rem;
    margin-bottom: 24px;
}

.expert__side-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    color: var(--text-muted);
}

.expert__side-list i {
    font-size: 0.8rem;
}

.expert__side--ai i { color: var(--accent-cyan); }
.expert__side--human i { color: var(--accent-purple); }

.expert__side-bg {
    position: absolute;
    bottom: -20px;
    right: -10px;
    font-size: 8rem;
    font-weight: 900;
    font-family: 'Sora', sans-serif;
    opacity: 0.03;
    pointer-events: none;
    transition: var(--transition);
}

.expert__side:hover .expert__side-bg {
    opacity: 0.08;
    transform: scale(1.1);
}

.expert__vs {
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Sora', sans-serif;
    font-weight: 800;
    color: var(--text-muted);
    font-size: 1.5rem;
    background: var(--bg-dark);
    position: relative;
    z-index: 5;
}

.expert__summary {
    text-align: center;
    margin-top: 60px;
    padding: 30px;
    background: rgba(0, 242, 255, 0.05);
    border: 1px dashed var(--accent-cyan);
    border-radius: 20px;
}

/* ADAPTIVITY */
@media (max-width: 992px) {
    .expert__comparison {
        grid-template-columns: 1fr;
    }
    .expert__vs {
        height: 60px;
        padding: 20px 0;
        border-top: 1px solid var(--glass-border);
        border-bottom: 1px solid var(--glass-border);
    }
    .expert__side {
        padding: 40px 30px;
    }
}
/* CONTACT SECTION */
.contact {
    padding: 120px 0;
    background: radial-gradient(circle at 10% 90%, rgba(0, 242, 255, 0.05) 0%, transparent 40%);
}

.contact__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.contact__meta {
    display: flex;
    gap: 40px;
    margin-top: 40px;
}

.meta-item__label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.meta-item__value {
    font-family: 'Sora', sans-serif;
    font-weight: 700;
    color: var(--accent-cyan);
}

/* FORM STYLES */
.contact__form-wrapper {
    position: relative;
}

.contact__form {
    background: var(--bg-card);
    padding: 50px;
    border-radius: 40px;
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
}

.form-group {
    margin-bottom: 20px;
}

.form-input {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    padding: 16px 20px;
    border-radius: 12px;
    color: var(--white);
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-cyan);
    background: rgba(0, 242, 255, 0.05);
}

.captcha-label {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 10px;
    color: var(--text-muted);
}

.captcha-task {
    color: var(--white);
    font-weight: 700;
}

.checkbox-group {
    margin: 25px 0;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.checkbox-label input { display: none; }

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    position: relative;
}

.checkbox-label input:checked + .checkbox-custom {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
}

.checkbox-label input:checked + .checkbox-custom::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--bg-dark);
    font-weight: 900;
}

.form-submit {
    width: 100%;
    justify-content: center;
    padding: 18px;
}

/* SUCCESS OVERLAY */
.form-message {
    position: absolute;
    inset: 0;
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    z-index: 10;
    opacity: 0;
    visibility: hidden;
    transition: all 0.5s ease;
    transform: translateY(20px);
}

.form-message.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.message-content i {
    font-size: 4rem;
    color: var(--accent-cyan);
    margin-bottom: 20px;
}

.message-content h4 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

/* ADAPTIVITY */
@media (max-width: 992px) {
    .contact__container { grid-template-columns: 1fr; }
    .contact__form { padding: 30px 20px; }
}
/* MOBILE MENU OVERLAY */
.menu-overlay {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--bg-dark);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.5s cubic-bezier(0.77, 0, 0.175, 1);
}

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

.mobile-nav__list {
    text-align: center;
}

.mobile-nav__link {
    display: block;
    font-size: 2rem;
    font-family: 'Sora', sans-serif;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--white);
}

.mobile-nav__link:hover {
    color: var(--accent-cyan);
}

/* BURGER ANIMATION */
.burger.active span {
    background: transparent;
}

.burger.active span::before {
    transform: rotate(45deg);
    top: 0;
}

.burger.active span::after {
    transform: rotate(-45deg);
    bottom: 0;
}

.burger span, .burger span::before, .burger span::after {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--white);
    position: relative;
    transition: var(--transition);
}

.burger span::before, .burger span::after {
    content: '';
    position: absolute;
}

.burger span::before { top: -8px; }
.burger span::after { bottom: -8px; }

/* STAGE 5.1: COOKIE POPUP STYLES */
.cookie-popup {
    position: fixed;
    bottom: 30px;
    left: 30px;
    right: 30px;
    max-width: 500px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    padding: 20px 25px;
    border-radius: 20px;
    z-index: 1001;
    display: flex;
    align-items: center;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    transform: translateY(150%);
    transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.cookie-popup.show {
    transform: translateY(0);
}

.cookie-popup__content {
    display: flex;
    align-items: center;
    gap: 20px;
}

.cookie-popup i {
    color: var(--accent-cyan);
    font-size: 1.5rem;
}

.cookie-popup__text {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.cookie-popup__text a {
    color: var(--white);
    text-decoration: underline;
}

.btn--sm {
    padding: 10px 20px;
    font-size: 0.8rem;
}

/* STAGE 5.2: LEGAL PAGES STYLES */
.pages {
    padding: 180px 0 100px;
    min-height: 100vh;
}

.pages h1 {
    font-size: 2.5rem;
    margin-bottom: 40px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.pages h2 {
    font-size: 1.5rem;
    margin: 40px 0 20px;
    color: var(--accent-cyan);
}

.pages p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.pages ul {
    margin-bottom: 20px;
    padding-left: 20px;
}

.pages ul li {
    color: var(--text-muted);
    margin-bottom: 10px;
    position: relative;
}

.pages ul li::before {
    content: '→';
    position: absolute;
    left: -25px;
    color: var(--accent-cyan);
}

@media (max-width: 576px) {
    .cookie-popup {
        bottom: 15px;
        left: 15px;
        right: 15px;
        flex-direction: column;
        text-align: center;
    }
    .cookie-popup__content { flex-direction: column; }
}

@media (max-width: 992px) {
    /* --- СТРУКТУРА (Чтобы не рвало) --- */
    .expert {
        padding: 60px 0;
        overflow: hidden; /* Обрезаем все, что торчит */
    }

    .expert__comparison {
        display: flex;
        flex-direction: column;
        background: transparent;
        border: none;
        gap: 0;
        width: 100%;
        max-width: 100%;
        align-items: center;
    }

    .expert__side {
        width: 100%;
        max-width: 400px; /* Оптимальная ширина для чтения на смартфоне */
        box-sizing: border-box;
        padding: 40px 25px;
        border-radius: 30px;
        overflow: hidden;
        position: relative;
        text-align: center;
        /* Стеклянный фон */
        background: rgba(20, 20, 23, 0.6);
        backdrop-filter: blur(10px);
    }

    /* --- ВИЗУАЛ (Свечение и Границы) --- */
    
    /* Карточка AI (Верхняя) */
    .expert__side--ai {
        margin-bottom: -2px; /* Нахлест для VS */
        border: 1px solid rgba(0, 242, 255, 0.2);
        /* Свечение снизу (голубое) */
        box-shadow: 0 15px 30px -10px rgba(0, 242, 255, 0.15);
        z-index: 2;
    }

    /* Карточка HUMAN (Нижняя) */
    .expert__side--human {
        margin-top: -2px; /* Нахлест для VS */
        border: 1px solid rgba(112, 0, 255, 0.2);
        /* Свечение сверху (фиолетовое) */
        box-shadow: 0 -15px 30px -10px rgba(112, 0, 255, 0.15);
        z-index: 1;
    }

    /* Разделитель VS - Энергетическое ядро */
    .expert__vs {
        width: 50px;
        height: 50px;
        min-height: 50px;
        margin: -25px auto; /* Центрируем по вертикали между блоками */
        border-radius: 50%;
        font-size: 0.9rem;
        font-weight: 800;
        
        /* Хитрый градиентный бордюр */
        background: var(--bg-dark);
        border: double 2px transparent;
        background-image: linear-gradient(var(--bg-dark), var(--bg-dark)), 
                          linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
        background-origin: border-box;
        background-clip: content-box, border-box;
        
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 10;
        /* Пульсирующее свечение */
        box-shadow: 0 0 20px rgba(0, 242, 255, 0.4);
        animation: vsPulse 2s infinite ease-in-out;
    }

    /* --- КОНТЕНТ --- */
    .expert__side-icon {
        font-size: 2.5rem;
        margin-bottom: 20px;
        /* Легкое покачивание иконок */
        animation: mobileFloat 3s ease-in-out infinite;
    }

    .expert__side-title {
        font-size: 1.5rem;
        margin-bottom: 20px;
    }

    .expert__side-list {
        display: inline-block;
        text-align: left;
    }

    .expert__side-list li {
        margin-bottom: 12px;
        font-size: 0.9rem;
    }

    /* Фоновые буквы делаем тише и меньше */
    .expert__side-bg {
        font-size: 4rem;
        bottom: -5px;
        right: 0;
        opacity: 0.03;
    }

    .expert__summary {
        margin-top: 30px;
        padding: 20px;
        font-size: 0.9rem;
        max-width: 400px;
    }
}

/* --- АНИМАЦИИ ДЛЯ МОБИЛЬНОГО --- */
@keyframes mobileFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

@keyframes vsPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 15px rgba(0, 242, 255, 0.3); }
    50% { transform: scale(1.1); box-shadow: 0 0 25px rgba(112, 0, 255, 0.5); }
}
@media (max-width: 992px) {
    /* --- СТРУКТУРА (Чтобы не рвало) --- */
    .expert {
        padding: 60px 0;
        overflow: hidden; /* Обрезаем все, что торчит */
    }

    .expert__comparison {
        display: flex;
        flex-direction: column;
        background: transparent;
        border: none;
        gap: 0;
        width: 100%;
        max-width: 100%;
        align-items: center;
    }

    .expert__side {
        width: 100%;
        max-width: 400px; /* Оптимальная ширина для чтения на смартфоне */
        box-sizing: border-box;
        padding: 40px 25px;
        border-radius: 30px;
        overflow: hidden;
        position: relative;
        text-align: center;
        /* Стеклянный фон */
        background: rgba(20, 20, 23, 0.6);
        backdrop-filter: blur(10px);
    }

    /* --- ВИЗУАЛ (Свечение и Границы) --- */
    
    /* Карточка AI (Верхняя) */
    .expert__side--ai {
        margin-bottom: -2px; /* Нахлест для VS */
        border: 1px solid rgba(0, 242, 255, 0.2);
        /* Свечение снизу (голубое) */
        box-shadow: 0 15px 30px -10px rgba(0, 242, 255, 0.15);
        z-index: 2;
    }

    /* Карточка HUMAN (Нижняя) */
    .expert__side--human {
        margin-top: -2px; /* Нахлест для VS */
        border: 1px solid rgba(112, 0, 255, 0.2);
        /* Свечение сверху (фиолетовое) */
        box-shadow: 0 -15px 30px -10px rgba(112, 0, 255, 0.15);
        z-index: 1;
    }

    /* Разделитель VS - Энергетическое ядро */
    .expert__vs {
        width: 50px;
        height: 50px;
        min-height: 50px;
        margin: -25px auto; /* Центрируем по вертикали между блоками */
        border-radius: 50%;
        font-size: 0.9rem;
        font-weight: 800;
        
        /* Хитрый градиентный бордюр */
        background: var(--bg-dark);
        border: double 2px transparent;
        background-image: linear-gradient(var(--bg-dark), var(--bg-dark)), 
                          linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
        background-origin: border-box;
        background-clip: content-box, border-box;
        
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 10;
        /* Пульсирующее свечение */
        box-shadow: 0 0 20px rgba(0, 242, 255, 0.4);
        animation: vsPulse 2s infinite ease-in-out;
    }

    /* --- КОНТЕНТ --- */
    .expert__side-icon {
        font-size: 2.5rem;
        margin-bottom: 20px;
        /* Легкое покачивание иконок */
        animation: mobileFloat 3s ease-in-out infinite;
    }

    .expert__side-title {
        font-size: 1.5rem;
        margin-bottom: 20px;
    }

    .expert__side-list {
        display: inline-block;
        text-align: left;
    }

    .expert__side-list li {
        margin-bottom: 12px;
        font-size: 0.9rem;
    }

    /* Фоновые буквы делаем тише и меньше */
    .expert__side-bg {
        font-size: 4rem;
        bottom: -5px;
        right: 0;
        opacity: 0.03;
    }

    .expert__summary {
        margin-top: 30px;
        padding: 20px;
        font-size: 0.9rem;
        max-width: 400px;
    }
}

/* --- АНИМАЦИИ ДЛЯ МОБИЛЬНОГО --- */
@keyframes mobileFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

@keyframes vsPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 15px rgba(0, 242, 255, 0.3); }
    50% { transform: scale(1.1); box-shadow: 0 0 25px rgba(112, 0, 255, 0.5); }
}
/* CONTACT PAGE SPECIFIC */
.pages__lead {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 800px;
    margin-bottom: 60px;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

.contact-method-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    padding: 40px 30px;
    border-radius: 24px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.contact-method-card:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 242, 255, 0.05);
}

.contact-method-card__icon {
    font-size: 2rem;
    color: var(--accent-purple);
    margin-bottom: 24px;
}

.contact-method-card__title {
    font-size: 1.25rem;
    margin-bottom: 15px !important; /* перебиваем общий стиль страниц */
    color: var(--white);
}

.contact-method-card__text {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 20px !important;
}

.contact-method-card__link {
    color: var(--accent-cyan);
    font-weight: 600;
    font-size: 1rem;
    word-break: break-all;
}

.contact-method-card__address {
    font-style: normal;
    color: var(--white);
    line-height: 1.6;
    font-size: 0.95rem;
}

.pages__extra-info {
    padding: 30px;
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* MOBILE ADAPTIVITY FOR CONTACTS */
@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-method-card {
        text-align: center;
        padding: 30px 20px;
    }
}
/* LEGAL CONTENT STYLING */
.legal-content {
    margin-top: 40px;
}

.legal-section {
    margin-bottom: 40px;
}

.legal-section h2 {
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: var(--white);
    border-left: 3px solid var(--accent-cyan);
    padding-left: 20px;
}

.legal-list {
    margin: 20px 0;
}

.legal-list li {
    margin-bottom: 15px;
    color: var(--text-muted);
    padding-left: 30px;
    position: relative;
}

.legal-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-cyan);
    font-weight: bold;
}

.contact-info-block {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--glass-border);
    padding: 40px;
    border-radius: 24px;
    margin-top: 60px;
}

.contact-data {
    margin-top: 25px;
}

.contact-data li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    color: var(--text-muted);
}

.contact-data i {
    color: var(--accent-purple);
    width: 20px;
}

.contact-data a:hover {
    color: var(--accent-cyan);
}
/* PRIVACY POLICY SPECIFIC */
.terminology-list {
    margin: 30px 0;
}

.terminology-list li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    background: rgba(255, 255, 255, 0.02);
    padding: 20px;
    border-radius: 16px;
    margin-bottom: 15px;
    border: 1px solid var(--glass-border);
}

.terminology-list i {
    color: var(--accent-cyan);
    font-size: 1.2rem;
    margin-top: 3px;
}

.data-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 30px 0;
}

.data-item {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    padding: 25px;
    border-radius: 20px;
    transition: var(--transition);
}

.data-item:hover {
    border-color: var(--accent-purple);
    transform: translateY(-3px);
}

.data-item i {
    font-size: 2rem;
    color: var(--accent-purple);
}

.data-item__content {
    display: flex;
    flex-direction: column;
}

.data-item__content strong {
    color: var(--white);
    margin-bottom: 5px;
}

.data-item__content span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.policy-mail {
    color: var(--accent-cyan);
    font-weight: 700;
    font-size: 1.2rem;
    text-decoration: underline;
}

/* MOBILE RESPONSIVENESS */
@media (max-width: 768px) {
    .data-grid {
        grid-template-columns: 1fr;
    }
    
    .data-item {
        padding: 20px;
    }
}/* PRIVACY PAGE UI ELEMENTS */
.policy-hero-card {
    background: linear-gradient(135deg, rgba(0, 242, 255, 0.05), rgba(112, 0, 255, 0.05));
    border: 1px solid var(--glass-border);
    padding: 30px;
    border-radius: 20px;
    margin-bottom: 40px;
}

.policy-notice {
    display: flex;
    gap: 20px;
    background: rgba(255, 255, 255, 0.02);
    padding: 25px;
    border-left: 4px solid var(--accent-purple);
    border-radius: 0 16px 16px 0;
    margin-bottom: 50px;
}

.policy-notice i {
    color: var(--accent-purple);
    font-size: 1.4rem;
    margin-top: 3px;
}

.storage-info {
    display: flex;
    gap: 30px;
    margin: 30px 0 50px;
}

.storage-item {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--bg-card);
    padding: 25px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
}

.storage-item__icon {
    width: 50px;
    height: 50px;
    background: rgba(0, 242, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-cyan);
    font-size: 1.2rem;
}

.storage-item__text span {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.storage-item__text strong {
    font-size: 1.1rem;
    color: var(--white);
}

.data-collection-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin: 40px 0;
}

.data-box {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    padding: 35px;
    border-radius: 24px;
}

.data-box__header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.data-box i {
    color: var(--accent-cyan);
    font-size: 1.5rem;
}

.data-box h3 {
    font-size: 1.2rem;
    margin-bottom: 0;
}

.rights-block {
    margin-top: 80px;
    padding: 60px 40px;
    background: radial-gradient(circle at top right, rgba(112, 0, 255, 0.1), transparent);
    border: 1px solid var(--glass-border);
    border-radius: 40px;
    text-align: center;
}

.rights-block h2 {
    margin-bottom: 20px;
}

.rights-block p {
    max-width: 600px;
    margin: 0 auto 30px;
    color: var(--text-muted);
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .storage-info, .data-collection-grid {
        grid-template-columns: 1fr;
        flex-direction: column;
    }
    
    .rights-block {
        padding: 40px 20px;
    }
}
/* REFUND POLICY STYLES */
.refund-accent {
    border-left: 4px solid var(--accent-cyan);
}

.refund-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin: 40px 0 60px;
}

.refund-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    padding: 30px;
    border-radius: 20px;
    transition: var(--transition);
}

.refund-card:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-5px);
}

.refund-card__icon {
    font-size: 1.8rem;
    color: var(--accent-cyan);
    margin-bottom: 20px;
}

.refund-card h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--white);
}

.refund-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Steps Visualization */
.steps-mini {
    margin: 30px 0;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.step-mini {
    display: flex;
    align-items: center;
    gap: 20px;
    background: rgba(255, 255, 255, 0.02);
    padding: 15px 25px;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
}

.step-mini__num {
    font-family: 'Sora', sans-serif;
    font-weight: 800;
    color: var(--accent-purple);
    font-size: 1.2rem;
    min-width: 30px;
}

.step-mini p {
    margin-bottom: 0 !important;
    font-size: 0.95rem;
}

/* Warning Block */
.warning-block {
    background: rgba(255, 60, 60, 0.03);
    border: 1px solid rgba(255, 60, 60, 0.1);
    padding: 40px;
    border-radius: 24px;
    margin: 60px 0;
}

.warning-block__header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
    color: #ff4d4d;
}

.warning-block__header i {
    font-size: 1.5rem;
}

.warning-block h2 {
    margin-bottom: 0;
    font-size: 1.4rem;
}

/* Mobile Fixes */
@media (max-width: 992px) {
    .refund-grid {
        grid-template-columns: 1fr;
    }
}
/* TERMS & CONDITIONS SPECIFIC */
.terms-accent {
    border-left: 4px solid var(--accent-purple);
}

.property-block {
    display: flex;
    gap: 25px;
    background: rgba(112, 0, 255, 0.03);
    border: 1px solid var(--glass-border);
    padding: 30px;
    border-radius: 20px;
    align-items: center;
    margin: 25px 0;
}

.property-block__icon {
    font-size: 2.5rem;
    color: var(--accent-purple);
    opacity: 0.8;
}

.property-block p {
    margin-bottom: 0 !important;
    font-size: 0.95rem;
    line-height: 1.6;
}

.warning-block__header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    color: var(--accent-cyan);
}

.warning-block__header h3 {
    margin-bottom: 0;
    font-size: 1.2rem;
    font-family: 'Sora', sans-serif;
}

/* Переопределение для legal-list внутри Terms */
.legal-content .legal-list {
    list-style: none;
    padding-left: 0;
}

/* Мобильная адаптация */
@media (max-width: 768px) {
    .property-block {
        flex-direction: column;
        text-align: center;
        padding: 25px 20px;
    }
}