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

:root {
    --background: #090a08;
    --surface: #151713;
    --surface-light: #1d201a;
    --text: #f5f7f1;
    --muted: #aeb4a7;
    --accent: #b7e230;
    --line: rgba(255, 255, 255, 0.1);
}

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    background: radial-gradient(circle at 80% 15%, rgba(183, 226, 48, 0.1), transparent 35%), var(--background);
    color: var(--text);
    font-family: "Poppins", sans-serif;
}

.header {
    align-items: center;
    backdrop-filter: blur(14px);
    background: rgba(9, 10, 8, 0.82);
    border-bottom: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    padding: 20px clamp(24px, 6vw, 80px);
    position: sticky;
    top: 0;
    z-index: 10;
}

.logo,
.menu a {
    color: var(--text);
    text-decoration: none;
}

.logo {
    font-family: "Montserrat", sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.menu {
    display: flex;
    gap: 30px;
}

.menu a {
    color: var(--muted);
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.menu a:hover,
.menu a[aria-current="page"] {
    color: var(--accent);
}

.menu-toggle {
    background: transparent;
    border: 0;
    color: var(--text);
    cursor: pointer;
    display: none;
    font-size: 1.5rem;
}

.contact {
    padding: clamp(60px, 9vw, 120px) 24px 80px;
}

.contact-container {
    align-items: start;
    display: grid;
    gap: clamp(40px, 8vw, 110px);
    grid-template-columns: minmax(260px, 0.8fr) minmax(320px, 1.2fr);
    margin: auto;
    max-width: 1100px;
}

.contact-intro {
    padding-top: 18px;
}

.eyebrow {
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.contact h1 {
    font-family: "Montserrat", sans-serif;
    font-size: clamp(2.4rem, 5vw, 4.5rem);
    letter-spacing: -0.06em;
    line-height: 1.03;
    margin-bottom: 22px;
}

.contact-intro > p:not(.eyebrow) {
    color: var(--muted);
    line-height: 1.8;
    max-width: 420px;
}

.demo-notice {
    border-left: 2px solid var(--accent);
    color: var(--text) !important;
    font-size: 0.86rem;
    margin-top: 22px;
    padding-left: 14px;
}

.contact-details {
    border-top: 1px solid var(--line);
    margin-top: 44px;
    padding-top: 24px;
}

.contact-details > div {
    align-items: flex-start;
    display: flex;
    gap: 14px;
    margin-bottom: 20px;
}

.detail-icon {
    color: var(--accent);
    font-size: 1.3rem;
    line-height: 1.3;
}

.contact-details p {
    color: var(--muted);
    font-size: 0.88rem;
    line-height: 1.6;
}

.contact-details strong {
    color: var(--text);
}

form {
    background: rgba(21, 23, 19, 0.88);
    border: 1px solid var(--line);
    border-radius: 20px;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.25);
    padding: clamp(24px, 4vw, 42px);
}

.input-group {
    margin-bottom: 21px;
}

label {
    color: var(--text);
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 8px;
}

input,
select,
textarea {
    background: var(--surface-light);
    border: 1px solid var(--line);
    border-radius: 9px;
    color: var(--text);
    font: inherit;
    padding: 14px 15px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    width: 100%;
}

select:invalid {
    color: var(--muted);
}

textarea {
    min-height: 130px;
    resize: vertical;
}

input::placeholder,
textarea::placeholder {
    color: #737a6c;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(183, 226, 48, 0.14);
    outline: none;
}

.form-note {
    color: #7f8679;
    font-size: 0.72rem;
    line-height: 1.5;
    margin: 4px 0 18px;
}

.submit-btn {
    background: var(--accent);
    border: 0;
    border-radius: 9px;
    color: #10120d;
    cursor: pointer;
    font: 700 0.95rem "Poppins", sans-serif;
    padding: 15px 20px;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
    width: 100%;
}

.submit-btn span {
    font-size: 1.2rem;
    margin-left: 8px;
}

.submit-btn:hover:not(:disabled) {
    box-shadow: 0 10px 25px rgba(183, 226, 48, 0.2);
    transform: translateY(-2px);
}

.submit-btn:disabled {
    cursor: wait;
    opacity: 0.65;
}

#confirmation {
    border-radius: 10px;
    color: var(--accent);
    font-weight: 600;
    margin-top: 18px;
    text-align: center;
}

.footer {
    border-top: 1px solid var(--line);
    color: #737a6c;
    font-size: 0.75rem;
    padding: 22px 24px;
    text-align: center;
}

@media (max-width: 760px) {
    .header {
        display: block;
        padding: 17px 22px;
    }

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

    .menu-toggle {
        display: block;
    }

    .menu {
        display: none;
        gap: 18px;
        padding: 22px 0 4px;
    }

    .menu.active {
        display: flex;
        flex-direction: column;
    }

    .contact-container {
        grid-template-columns: 1fr;
    }

    .contact-intro {
        padding-top: 0;
    }

    .contact-details {
        margin-top: 28px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}