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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #050b14;
    color: #f4f7fb;
    line-height: 1.6;
    overflow-x: hidden;
}

body::before {
    content: "";
    position: fixed;
    width: 600px;
    height: 600px;
    background: #0866ff;
    opacity: 0.07;
    filter: blur(140px);
    border-radius: 50%;
    top: -250px;
    right: -150px;
    pointer-events: none;
    z-index: -1;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font: inherit;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 74px;
    padding: 0 7%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(5, 11, 20, 0.78);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    z-index: 1000;
}

.logo,
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: 800;
}

.logo-mark {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: 10px;
    background: linear-gradient(135deg, #0a7cff, #1742ff);
    box-shadow: 0 0 25px rgba(10,124,255,0.3);
    font-weight: 900;
}

nav {
    display: flex;
    gap: 28px;
    align-items: center;
}

nav a {
    color: #aab6c8;
    font-size: 0.92rem;
    transition: 0.25s;
}

nav a:hover {
    color: #ffffff;
}

.language-btn {
    border: 1px solid #26354b;
    background: #0a1321;
    color: #dce7f5;
    padding: 8px 13px;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.25s;
}

.language-btn:hover {
    border-color: #1683ff;
}

.menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.7rem;
    cursor: pointer;
}

.hero {
    min-height: 100vh;
    padding: 150px 7% 90px;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 70px;
    position: relative;
}

.hero::after {
    content: "";
    position: absolute;
    width: 400px;
    height: 400px;
    background: #005eff;
    opacity: 0.08;
    filter: blur(120px);
    left: -150px;
    bottom: -100px;
    z-index: -1;
}

.badge {
    display: inline-block;
    padding: 8px 14px;
    border: 1px solid #1d3654;
    border-radius: 100px;
    color: #8ec5ff;
    background: rgba(12, 37, 66, 0.45);
    margin-bottom: 25px;
    font-size: 0.85rem;
}

.hero h1 {
    font-size: clamp(3rem, 6vw, 5.8rem);
    line-height: 0.98;
    letter-spacing: -4px;
    max-width: 800px;
}

.hero h1 span {
    display: block;
    color: #1683ff;
}

.hero-content > p {
    max-width: 620px;
    margin-top: 28px;
    color: #9aa9bc;
    font-size: 1.08rem;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 35px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 13px 20px;
    border-radius: 9px;
    font-weight: 700;
    border: 1px solid transparent;
    transition: 0.25s;
    cursor: pointer;
}

.btn.primary {
    background: #087cff;
    color: white;
    box-shadow: 0 8px 30px rgba(8,124,255,0.22);
}

.btn.primary:hover {
    transform: translateY(-2px);
    background: #2690ff;
}

.btn.secondary {
    border-color: #27364b;
    background: #0b1421;
    color: #dbe6f3;
}

.btn.secondary:hover {
    border-color: #087cff;
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    gap: 45px;
    margin-top: 55px;
}

.hero-stats div {
    display: flex;
    flex-direction: column;
}

.hero-stats strong {
    font-size: 1.4rem;
}

.hero-stats span {
    color: #718096;
    font-size: 0.8rem;
}

.hero-terminal {
    border: 1px solid #203149;
    border-radius: 16px;
    background: #070e18;
    box-shadow: 0 30px 90px rgba(0,0,0,0.4);
    overflow: hidden;
    transform: perspective(1000px) rotateY(-4deg);
    animation: floating 5s ease-in-out infinite;
}

@keyframes floating {
    0%, 100% {
        transform: perspective(1000px) rotateY(-4deg) translateY(0);
    }
    50% {
        transform: perspective(1000px) rotateY(-4deg) translateY(-10px);
    }
}

.terminal-header {
    height: 42px;
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 0 15px;
    background: #0b1421;
    border-bottom: 1px solid #172437;
}

.terminal-header span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #34455b;
}

.terminal-body {
    padding: 27px;
    font-family: "Courier New", monospace;
    font-size: 0.82rem;
    color: #aebcd0;
    min-height: 390px;
}

.terminal-body pre {
    color: #1683ff;
    font-size: 0.45rem;
    line-height: 1.1;
    margin: 25px 0;
}

.green {
    color: #43d98b;
}

.blue {
    color: #1683ff;
}

.section {
    padding: 110px 7%;
}

.section-title {
    max-width: 760px;
    margin-bottom: 55px;
}

.section-title > span,
.section-number {
    color: #1683ff;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 2px;
}

.section-title h2,
.ai-content h2,
.download-box h2,
.community-content h2 {
    font-size: clamp(2.2rem, 4vw, 4rem);
    line-height: 1.05;
    letter-spacing: -2px;
    margin-top: 12px;
}

.section-title p,
.community-content > p,
.download-box > p,
.ai-content > p {
    color: #8d9bad;
    margin-top: 18px;
    max-width: 680px;
}

.cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.card {
    padding: 30px;
    min-height: 220px;
    background: #09121e;
    border: 1px solid #1a2a3e;
    border-radius: 14px;
    transition: 0.3s;
}

.card:hover {
    transform: translateY(-6px);
    border-color: #126dce;
    box-shadow: 0 20px 50px rgba(0,0,0,0.25);
}

.card-icon {
    font-size: 1.8rem;
    margin-bottom: 22px;
}

.card h3 {
    font-size: 1.15rem;
    margin-bottom: 9px;
}

.card p {
    color: #8190a4;
    font-size: 0.92rem;
}

.ai-section {
    background: #07101b;
}

.ai-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 70px;
    border: 1px solid #1b2d43;
    border-radius: 20px;
    background: linear-gradient(135deg, #091522, #07101a);
}

.ai-content .btn {
    margin-top: 28px;
}

.ai-chat {
    background: #050b14;
    border: 1px solid #1b2b3e;
    padding: 22px;
    border-radius: 14px;
}

.chat-message {
    padding: 14px;
    border-radius: 10px;
    margin-bottom: 14px;
    font-size: 0.9rem;
}

.chat-message.user {
    background: #0d2138;
    margin-left: 50px;
}

.chat-message.ai {
    background: #101925;
    color: #aebbd0;
    margin-right: 30px;
}

.chat-input {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 14px;
    margin-top: 25px;
    border: 1px solid #24354b;
    border-radius: 9px;
    color: #65758a;
}

.chat-input button {
    background: #087cff;
    border: none;
    color: white;
    width: 34px;
    height: 34px;
    border-radius: 7px;
}

.download-section {
    text-align: center;
}

.download-box {
    padding: 90px 30px;
    border-radius: 20px;
    border: 1px solid #1b3048;
    background:
        radial-gradient(circle at center, rgba(0,105,255,0.13), transparent 50%),
        #08121f;
}

.download-box > p {
    margin-left: auto;
    margin-right: auto;
}

.download-box small {
    display: block;
    margin-top: 20px;
    color: #627287;
}

.download-btn {
    margin-top: 30px;
}

.roadmap {
    max-width: 800px;
    margin: auto;
    position: relative;
}

.roadmap::before {
    content: "";
    position: absolute;
    left: 8px;
    top: 10px;
    bottom: 10px;
    width: 1px;
    background: #26374d;
}

.roadmap-item {
    position: relative;
    display: grid;
    grid-template-columns: 40px 1fr;
    gap: 20px;
    padding-bottom: 45px;
}

.roadmap-dot {
    width: 17px;
    height: 17px;
    margin-top: 5px;
    border-radius: 50%;
    background: #17263a;
    border: 3px solid #050b14;
    outline: 1px solid #34465e;
    z-index: 1;
}

.roadmap-item.completed .roadmap-dot {
    background: #1683ff;
    outline-color: #1683ff;
}

.roadmap-item.active .roadmap-dot {
    background: #43d98b;
    outline-color: #43d98b;
    box-shadow: 0 0 18px rgba(67,217,139,0.5);
}

.roadmap-item span {
    color: #617188;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 1px;
}

.roadmap-item.active span {
    color: #43d98b;
}

.roadmap-item h3 {
    margin: 5px 0;
}

.roadmap-item p {
    color: #8290a2;
}

.community-section {
    background: #07101b;
}

.community-content {
    max-width: 850px;
    margin: auto;
    text-align: center;
}

.community-content > p {
    margin-left: auto;
    margin-right: auto;
}

.community-buttons {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-top: 30px;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.about-grid p {
    color: #91a0b2;
    font-size: 1.1rem;
    max-width: 600px;
}

.about-facts {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.about-facts div {
    padding: 20px;
    background: #09131f;
    border: 1px solid #1a2b40;
    border-radius: 12px;
}

.about-facts strong {
    display: block;
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.about-facts span {
    color: #8492a4;
    font-size: 0.8rem;
}

footer {
    padding: 45px 7%;
    border-top: 1px solid #152438;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: #718096;
}

.footer-logo {
    color: white;
}

.copyright {
    font-size: 0.8rem;
}

.toast {
    position: fixed;
    left: 50%;
    bottom: 30px;
    transform: translate(-50%, 100px);
    background: #101c2b;
    border: 1px solid #29415f;
    padding: 14px 20px;
    border-radius: 9px;
    color: white;
    opacity: 0;
    transition: 0.3s;
    z-index: 2000;
}

.toast.show {
    transform: translate(-50%, 0);
    opacity: 1;
}


/* MOBILE */

@media (max-width: 900px) {

    nav {
        display: none;
        position: absolute;
        top: 74px;
        left: 0;
        width: 100%;
        padding: 20px 7%;
        flex-direction: column;
        align-items: flex-start;
        background: #07101b;
        border-bottom: 1px solid #1b2b40;
    }

    nav.open {
        display: flex;
    }

    .menu-btn {
        display: block;
    }

    .language-btn {
        margin-left: auto;
        margin-right: 15px;
    }

    .hero {
        grid-template-columns: 1fr;
        padding-top: 130px;
    }

    .hero-terminal {
        transform: none;
    }

    .cards {
        grid-template-columns: 1fr 1fr;
    }

    .ai-box,
    .about-grid {
        grid-template-columns: 1fr;
    }

    .ai-box {
        padding: 40px 25px;
    }
}

@media (max-width: 600px) {

    .navbar {
        padding: 0 5%;
    }

    .hero,
    .section {
        padding-left: 5%;
        padding-right: 5%;
    }

    .hero h1 {
        font-size: 3.2rem;
        letter-spacing: -2px;
    }

    .hero-stats {
        gap: 25px;
    }

    .hero-terminal {
        display: none;
    }

    .cards {
        grid-template-columns: 1fr;
    }

    .about-facts {
        grid-template-columns: 1fr;
    }

    .community-buttons,
    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    footer {
        flex-direction: column;
        gap: 18px;
        text-align: center;
    }

    .terminal-body pre {
        font-size: 0.28rem;
    }
}