/* AXIOM PRO - MAIN STYLES */

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

body {
    font-family: 'Inter', sans-serif;
    background: #000000;
    color: #ffffff;
    overflow-x: hidden;
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(16px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 80px;
    max-height: 80px;
    padding: 0 24px;
    gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0;
    text-decoration: none;
    width: 138px;
    height: 36px;
}

.logo-mark {
    width: 36px;
    height: 36px;
}

.logo-type {
    max-width: 102px;
    height: auto;
}

.nav-buttons {
    display: flex;
    gap: 12px;
}

button {
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
}

.btn-login {
    height: 32px;
    padding: 0 12px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 9999px;
    color: #ffffff;
    font-size: 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.125s ease-in-out;
}

.btn-login:hover {
    background: rgba(255, 255, 255, 0.15);
}

.btn-signup {
    height: 32px;
    padding: 0 12px;
    background: #6366f1;
    border: none;
    border-radius: 9999px;
    color: #000000;
    font-size: 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.125s ease-in-out;
}

.btn-signup:hover {
    background: #7c7ff5;
}

/* ===== HERO ===== */
.hero {
    padding: 100px 24px 60px;
    text-align: center;
    position: relative;
}

.hero-logo {
    margin-bottom: 24px;
}

.hero-logo img {
    width: 72px;
    height: 72px;
}

.hero-title {
    font-size: 61px;
    font-weight: 500;
    line-height: 1.3;
    margin-bottom: 16px;
    letter-spacing: -0.02px;
}

.hero-subtitle {
    font-size: 25px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 32px;
    line-height: 1.4;
    font-weight: 400;
}

.btn-hero {
    padding: 12px 20px;
    background: #6366f1;
    border: none;
    border-radius: 9999px;
    color: #000000;
    font-size: 18px;
    font-weight: 700;
    height: 40px;
    display: inline-flex;
    align-items: center;
}

.btn-hero:hover {
    background: #7c7ff5;
}

.hero-backed {
    margin: 48px 0 64px;
}

.backed-text {
    font-size: 14px;
    color: #9ca3af;
    margin-bottom: 8px;
}

.yc-logo {
    width: 139px;
    height: auto;
}

/* Hero Video */
.hero-video-container {
    position: relative;
    max-width: 1252px;
    margin: 0 auto;
    aspect-ratio: 16 / 9;
}

.hero-video-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: calc(100% + 40px);
    height: calc(100% + 40px);
    filter: blur(64px);
    opacity: 0.3;
    overflow: hidden;
    border-radius: 4px;
}

.hero-video-bg video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.hero-video-main {
    position: relative;
    width: 100%;
    height: 100%;
    background: #000000;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.hero-video-main video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ===== FEATURES SECTION ===== */
.features {
    padding: 96px 24px;
    background: linear-gradient(180deg, #000000 0%, #0a0a1a 50%, #000000 100%);
}

.features-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px;
}

.features-title {
    font-size: 49px;
    font-weight: 500;
    line-height: 1.3;
    margin-bottom: 16px;
    letter-spacing: -0.02px;
}

.features-subtitle {
    font-size: 16px;
    color: #9ca3af;
    font-weight: 400;
}

.features-tabs {
    display: flex;
    gap: 24px;
    margin-bottom: 64px;
    max-width: 1252px;
    margin-left: auto;
    margin-right: auto;
    overflow-x: auto;
    padding-bottom: 8px;
    padding-left: 24px;
    padding-right: 24px;
}

.features-tabs::-webkit-scrollbar {
    display: none;
}

.feature-tab {
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: transparent;
    border: none;
    cursor: pointer;
    flex: 1;
    min-width: 0;
}

.feature-tab.disabled {
    pointer-events: none;
    cursor: not-allowed;
    opacity: 0.5;
}

.tab-line {
    height: 3px;
    width: 100%;
    background: rgba(255, 255, 255, 0.4);
    transition: all 0.125s ease-in-out;
}

.feature-tab.active .tab-line {
    background: #ffffff;
}

.feature-tab:hover .tab-line {
    background: rgba(255, 255, 255, 0.8);
}

.tab-content {
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-align: left;
}

.tab-title {
    font-size: 20px;
    font-weight: 500;
    color: #9ca3af;
    line-height: 1.3;
    transition: color 0.125s ease-in-out;
}

.feature-tab.active .tab-title {
    color: #ffffff;
}

.feature-tab:hover .tab-title {
    color: #ffffff;
}

.tab-subtitle {
    font-size: 16px;
    color: #9ca3af;
    font-weight: 400;
}

/* Features Layout */
.features-layout {
    display: flex;
    gap: 4px;
    max-width: 1252px;
    margin: 0 auto;
}

/* Left Column */
.features-left {
    width: 472px;
    max-width: 472px;
    flex-shrink: 0;
    position: relative;
}

.left-content {
    display: none;
    flex-direction: column;
    gap: 4px;
}

.left-content.active {
    display: flex;
}

/* Right Carousel */
.features-right {
    flex: 1;
    position: relative;
}

.carousel-wrapper {
    width: 100%;
    height: 680px;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.carousel-container {
    display: flex;
    width: calc(100% + 64px);
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    transition: transform 700ms cubic-bezier(0.4, 0.03, 0.15, 0.95);
}

.carousel-item {
    width: 100%;
    height: 100%;
    flex-shrink: 0;
    padding-right: 64px;
    opacity: 0.4;
    transform: scale(0.95);
    transform-origin: center;
    transition: opacity 400ms cubic-bezier(0.4, 0.03, 0.15, 0.95),
                transform 400ms cubic-bezier(0.4, 0.03, 0.15, 0.95);
}

.carousel-video-wrapper {
    position: relative;
    background: #18181A;
    border-radius: 4px;
    overflow: hidden;
    height: 100%;
    width: 100%;
}

.carousel-item.active {
    opacity: 1;
    transform: scale(1);
}

.carousel-item video,
.carousel-item img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.slide-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    z-index: 2;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.info-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    backdrop-filter: blur(4px);
    font-size: 24px;
}

.info-item span {
    font-size: 25px;
    font-weight: 400;
    color: #ffffff;
}

.info-powered {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}

.info-powered span {
    font-size: 25px;
    color: #ffffff;
}

.info-powered img {
    height: 40px;
    width: auto;
}

.accordion-item {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.15s ease-in-out;
}

.accordion-item:hover {
    background: rgba(27, 27, 29, 1);
}

.accordion-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px;
    min-height: 60px;
}

.accordion-icon {
    color: #9ca3af;
    flex-shrink: 0;
}

.accordion-title {
    font-size: 25px;
    font-weight: 500;
    color: #ffffff;
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-in-out;
    padding: 0 16px;
}

.accordion-item.active .accordion-content {
    max-height: 300px;
    padding-bottom: 16px;
}

.accordion-desc {
    font-size: 20px;
    color: #9ca3af;
    line-height: 1.25;
    margin-bottom: 16px;
}

.accordion-divider {
    height: 1px;
    width: 100%;
    background: rgba(255, 255, 255, 0.1);
    margin-bottom: 16px;
}

.accordion-details {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.5;
}

/* Video */
.features-video {
    width: 100%;
    height: 680px;
    background: radial-gradient(106.88% 159.04% at 50% 50%, rgba(0, 0, 0, 0) 0%, #0E0E11 100%), #18181A;
    border-radius: 4px;
    overflow: hidden;
}

.features-video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Footer */
.features-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: 16px;
}

.btn-try {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    background: transparent;
    border: none;
    border-radius: 4px;
    color: #9ca3af;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.125s ease-in-out;
}

.btn-try:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* ===== REWARDS SECTION ===== */
.rewards {
    padding: 144px 0 0;
    background: linear-gradient(180deg, #000000 0%, #0a0a28 100%);
}

.rewards-header {
    text-align: center;
    margin-bottom: 42px;
}

.section-title {
    font-size: 49px;
    font-weight: 500;
    margin-bottom: 16px;
    letter-spacing: -0.02px;
}

.section-subtitle {
    font-size: 20px;
    color: #6b7280;
    font-weight: 400;
}

/* Gradient Frame Layers */
.gradient-frame-1 {
    padding: 4px;
    background: radial-gradient(98.01% 119.36% at 65.17% 0%, #97A8FF 0%, #1D254A 49.58%, #000 100%);
    width: 100%;
    overflow: hidden;
    padding-top: 72px;
}

.gradient-frame-2 {
    padding: 4px;
    background: radial-gradient(113.38% 130.34% at 82.85% -0.62%, #97A8FF 0%, #1D254A 49.58%, #000 100%);
    padding-top: 72px;
}

.gradient-frame-3 {
    padding: 4px;
    background: radial-gradient(125.49% 125.66% at 99.41% 14.86%, #97A8FF 0%, #1D254A 49.58%, #000 100%);
    padding-top: 4px;
}

.rewards-inner {
    background: rgba(0, 0, 0, 0.75);
    padding: 24px 24px 0;
    overflow: hidden;
}

.rewards-content {
    min-height: 800px;
    padding: 24px;
    display: flex;
    flex-direction: column;
}

/* Rewards Grid */
.rewards-row {
    display: flex;
    flex: 1;
}

.rewards-cell {
    display: flex;
    flex-direction: column;
    padding: 24px;
    min-height: 260px;
}

.rewards-cell.flex-3 {
    flex: 3;
}

.rewards-cell.flex-2 {
    flex: 2;
}

.rewards-cell.border-right {
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.rewards-cell.border-bottom {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.cell-title {
    font-size: 25px;
    font-weight: 400;
    color: #ffffff;
    margin-bottom: 8px;
}

.cell-subtitle {
    font-size: 20px;
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 24px;
}

.cell-image {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cell-image img {
    width: auto;
    height: auto;
    max-width: 100%;
    object-fit: contain;
}

/* ===== ARCHITECTURE SECTION ===== */
.architecture {
    padding: 144px 24px;
    background: linear-gradient(180deg, #0a0a28 0%, #000000 100%);
}

.architecture-container {
    max-width: 1252px;
    margin: 0 auto;
}

.architecture-header {
    margin-bottom: 64px;
}

.architecture-header .section-title {
    text-align: left;
}

.architecture-grid {
    display: flex;
    gap: 4px;
    height: 520px;
}

.arch-card {
    flex: 1;
    background: #18181A;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.arch-card-header {
    display: flex;
    align-items: center;
    padding: 0 16px;
    height: 52px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.arch-card-title {
    font-size: 25px;
    font-weight: 500;
    color: #ffffff;
}

.arch-card-body {
    padding: 16px;
}

.arch-card-text {
    font-size: 16px;
    color: #6b7280;
    line-height: 1.6;
}

.arch-card-image {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 48px;
}

.arch-card-image img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

/* ===== FAQ SECTION ===== */
.faq {
    padding: 144px 24px;
    background: linear-gradient(180deg, #0a0a28 0%, #000000 100%);
}

.faq-container {
    max-width: 1252px;
    margin: 0 auto;
    display: flex;
    gap: 64px;
}

.faq-title-col {
    flex: 1;
}

.faq-title-col .section-title {
    text-align: left;
}

.faq-list {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.faq-item {
    background: #18181A;
    border-radius: 4px;
    overflow: hidden;
    cursor: pointer;
    transition: background 0.15s ease-in-out;
}

.faq-item:hover {
    background: #1B1B1D;
}

.faq-question-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 16px;
    min-height: 60px;
    width: 100%;
}

.faq-question-text {
    font-size: 25px;
    font-weight: 500;
    color: #ffffff;
}

.faq-arrow {
    color: #9ca3af;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-in-out;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 16px 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #9ca3af;
    font-size: 16px;
    line-height: 1.6;
}

/* ===== CTA SECTION ===== */
.cta {
    position: relative;
    height: 682px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
}

.cta-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 700px;
    padding: 0 24px;
}

.cta-title {
    font-size: 49px;
    font-weight: 500;
    line-height: 1.2;
    margin-bottom: 72px;
    letter-spacing: -0.02px;
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 52px;
    padding: 0 28px;
    background: #6366f1;
    border: none;
    border-radius: 9999px;
    color: #000000;
    font-size: 22px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.125s ease-in-out;
}

.btn-cta:hover {
    background: #7c7ff5;
}

/* ===== FOOTER ===== */
.footer {
    background: #18181A;
    min-height: 80px;
    display: flex;
    align-items: center;
    padding: 16px 24px;
}

.footer-content {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-left {
    display: flex;
    align-items: center;
    gap: 32px;
}

.footer-logo {
    width: 201px;
    height: auto;
}

.footer-copyright {
    font-size: 20px;
    color: #6b7280;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer-link {
    font-size: 20px;
    color: #ffffff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: #9ca3af;
}

.footer-icon {
    color: #ffffff;
    display: flex;
    align-items: center;
    transition: color 0.3s ease;
}

.footer-icon:hover {
    color: #9ca3af;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .logo {
        width: 36px;
    }
    
    .logo-type {
        display: none;
    }
    
    .logo-mark {
        width: 36px;
        height: 36px;
    }
    
    .features-layout {
        flex-direction: column;
    }
    
    .features-left {
        width: 100%;
        max-width: 100%;
    }
    
    .carousel-wrapper {
        height: 500px;
    }
}

@media (max-width: 768px) {
    /* Скрываем disabled вкладки на мобильных */
    .feature-tab.disabled {
        display: none;
    }
    
    .header-content {
        min-height: 64px;
        max-height: 64px;
        padding: 0 12px;
        gap: 12px;
    }
    
    .logo {
        width: 32px;
    }
    
    .logo-mark {
        width: 32px;
        height: 32px;
    }
    
    .btn-login,
    .btn-signup {
        height: 28px;
        font-size: 12px;
    }
    
    .hero-title {
        font-size: 39px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-logo img {
        width: 48px;
        height: 48px;
    }
    
    .btn-hero {
        font-size: 16px;
        height: 36px;
    }
    
    .yc-logo {
        width: 100px;
    }
    
    .backed-text {
        font-size: 12px;
    }
    
    .features-title {
        font-size: 31px;
    }
    
    .features-subtitle {
        font-size: 14px;
    }
    
    .tab-title {
        font-size: 16px;
    }
    
    .tab-subtitle {
        font-size: 14px;
    }
    
    .accordion-title {
        font-size: 18px;
    }
    
    .accordion-desc {
        font-size: 14px;
    }
    
    .accordion-details {
        font-size: 12px;
    }
    
    .carousel-wrapper {
        height: 400px;
    }
    
    .platform-title {
        font-size: 32px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .cta-title {
        font-size: 36px;
    }
    
    .architecture-grid {
        flex-direction: column;
        height: auto;
    }
    
    .arch-card {
        min-height: 400px;
    }
    
    .arch-card-title {
        font-size: 20px;
    }
    
    .arch-card-text {
        font-size: 14px;
    }
    
    .arch-card-image {
        padding: 24px;
    }
    
    .architecture-header .section-title {
        text-align: center;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 24px;
    }
    
    /* Rewards mobile */
    .rewards-row {
        flex-direction: column;
    }
    
    .rewards-cell.border-right {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .rewards-content {
        min-height: auto;
    }
    
    .gradient-frame-1,
    .gradient-frame-2,
    .gradient-frame-3 {
        padding-top: 24px;
    }
    
    .cell-title {
        font-size: 20px;
    }
    
    .cell-subtitle {
        font-size: 16px;
    }
    
    /* FAQ mobile */
    .faq-container {
        flex-direction: column;
        gap: 16px;
    }
    
    .faq-title-col .section-title {
        text-align: center;
    }
    
    .faq-question-wrapper {
        min-height: 48px;
    }
    
    .faq-question-text {
        font-size: 20px;
    }
    
    .faq-answer p {
        font-size: 14px;
    }
    
    /* CTA mobile */
    .cta {
        height: 500px;
    }
    
    .cta-title {
        font-size: 39px;
    }
    
    .btn-cta {
        height: 44px;
        font-size: 16px;
        padding: 0 24px;
    }
    
    /* Footer mobile */
    .footer-content {
        flex-direction: column;
        gap: 16px;
    }
    
    .footer-left {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .footer-logo {
        width: 160px;
    }
    
    .footer-copyright {
        font-size: 16px;
    }
    
    .footer-link {
        font-size: 16px;
    }
}