:root {
    color-scheme: dark;
    --bg: #090806;
    --panel: #11181d;
    --panel-strong: #172228;
    --text: #f3f6ef;
    --muted: #a6b3b6;
    --line: rgb(255 255 255 / 14%);
    --accent: #4cc3b6;
    --accent-strong: #f4b942;
    --danger: #ff7971;
}

* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
    margin: 0;
}

body {
    display: grid;
    place-items: center;
    padding: 28px;
    background:
        linear-gradient(140deg, rgb(9 8 6 / 94%), rgb(10 17 20 / 96%)),
        url("/media/textures/walnut-3200-mm-architextures.jpg") center / cover;
    color: var(--text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.shell {
    width: min(920px, 100%);
}

.launcher {
    padding: clamp(24px, 5vw, 48px);
    border: 1px solid var(--line);
    border-radius: 8px;
    background: color-mix(in srgb, var(--panel) 90%, transparent);
    box-shadow:
        inset 0 1px 0 rgb(255 255 255 / 6%),
        0 28px 80px rgb(0 0 0 / 38%);
    backdrop-filter: blur(14px);
}

.brand-row {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 30px;
}

.brand-mark {
    width: 64px;
    height: 64px;
    object-fit: contain;
    border-radius: 8px;
    background: var(--panel-strong);
    padding: 8px;
}

h1 {
    margin: 0;
    font-size: clamp(30px, 6vw, 56px);
    line-height: .95;
    letter-spacing: 0;
}

p {
    margin: 8px 0 0;
    color: var(--muted);
    font-size: 15px;
}

.review-form {
    display: grid;
    gap: 10px;
}

.field-label {
    color: #dbe8e9;
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
}

.input-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px;
}

input {
    width: 100%;
    min-height: 54px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgb(0 0 0 / 28%);
    color: var(--text);
    padding: 0 16px;
    font: 600 16px/1.2 ui-monospace, "Cascadia Mono", "Segoe UI Mono", monospace;
    outline: none;
}

input:focus {
    border-color: color-mix(in srgb, var(--accent) 72%, white);
    box-shadow: 0 0 0 3px rgb(76 195 182 / 20%);
}

button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 54px;
    padding: 0 22px;
    border: 1px solid color-mix(in srgb, var(--accent) 70%, white);
    border-radius: 8px;
    background: linear-gradient(180deg, #4cc3b6, #218f87);
    color: #031313;
    font: 900 15px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    cursor: pointer;
}

button:hover,
button:focus-visible {
    border-color: var(--accent-strong);
    outline: 3px solid rgb(244 185 66 / 24%);
    outline-offset: 2px;
}

button svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2.4;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.form-message {
    min-height: 20px;
    margin: 0;
    color: var(--danger);
    font-size: 14px;
    font-weight: 700;
}

.tile-strip {
    display: flex;
    justify-content: center;
    gap: clamp(6px, 1.6vw, 14px);
    margin-top: 22px;
    overflow: hidden;
}

.tile-strip img {
    width: clamp(42px, 8vw, 72px);
    aspect-ratio: 60 / 80;
    object-fit: contain;
    filter: drop-shadow(0 14px 20px rgb(0 0 0 / 32%));
}

@media (max-width: 680px) {
    body {
        padding: 18px;
    }

    .brand-row {
        align-items: flex-start;
    }

    .brand-mark {
        width: 52px;
        height: 52px;
    }

    .input-row {
        grid-template-columns: 1fr;
    }

    button {
        width: 100%;
    }
}