:root {
    color-scheme: dark;
}

.ds-form {
    --ds-surface: #181C18;
    --ds-surface-alt: rgba(255, 255, 255, 0.05);
    --ds-border: rgba(255, 255, 255, 0.18);
    --ds-text: var(--wp--preset--color--base, #f5f5f5);
    --ds-muted: rgba(255, 255, 255, 0.65);
    --ds-muted-strong: rgba(255, 255, 255, 0.85);
    --ds-primary: var(--wp--preset--color--primary, rgba(14, 76, 62, 1));
    --ds-danger: var(--wp--preset--color--vivid-red, #ff4d4d);
    --ds-success: var(--wp--preset--color--vivid-green, #58d68d);

    background: var(--ds-surface);
    color: var(--ds-text);
    border: 1px solid var(--ds-border);
    border-radius: 1rem;
    padding: clamp(1.5rem, 3vw, 2.5rem);
    max-width: 720px;
    margin: 0 auto 2rem;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
    font-family: var(--wp--preset--font-family--system-font, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif);
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 1.75rem;
}

.ds-form,
.ds-form * {
    box-sizing: border-box;
}

.ds-form .ds-field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    width: 100%;
    margin: 0;
}

.ds-form label,
.ds-form .ds-group-label {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--ds-muted-strong);
    letter-spacing: 0.02em;
}

.ds-form .ds-group-label {
    margin-bottom: 0.35rem;
}

.ds-form.ds-layout-fluid {
    max-width: none;
    width: 100%;
}

.ds-form.ds-layout-wide {
    max-width: none;
    width: 98%;
    border-radius: 0.75rem;
}

.ds-form.ds-layout-compact {
    max-width: 540px;
}

.ds-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    width: 100%;
}

.ds-row .ds-field {
    flex: 1 1 260px;
}

.ds-row--balanced .ds-field {
    flex-basis: clamp(240px, 50%, 420px);
}

.ds-grid {
    display: grid;
    gap: 1.25rem;
    width: 100%;
}

.ds-grid .ds-field {
    min-width: 0;
}

.ds-grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
}

.ds-grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(min(180px, 100%), 1fr));
}

.ds-field--inline {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 0.85rem 1.25rem;
    align-items: center;
}

.ds-field--inline > label {
    margin: 0;
    text-align: right;
    white-space: nowrap;
}

.ds-field--inline > input,
.ds-field--inline > select,
.ds-field--inline > textarea {
    width: 100%;
}

.ds-field--stack textarea {
    min-height: 180px;
}

.ds-form input[type="text"],
.ds-form input[type="email"],
.ds-form input[type="tel"],
.ds-form input[type="password"],
.ds-form input[type="number"],
.ds-form input[type="date"],
.ds-form input[type="datetime"],
.ds-form input[type="datetime-local"],
.ds-form input[type="time"],
.ds-form input[type="url"],
.ds-form select,
.ds-form textarea {
    background: var(--ds-surface-alt);
    border: 1px solid var(--ds-border);
    border-radius: 0.75rem;
    padding: 0.9rem 1rem;
    font-size: 1rem;
    color: var(--ds-text);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
    width: 100%;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.35);
    min-height: 3rem;
}

.ds-form input[type="date"],
.ds-form input[type="datetime-local"],
.ds-form input[type="time"] {
    -webkit-appearance: none;
    appearance: none;
    line-height: 1.2;
}

.ds-form select {
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, var(--ds-muted) 50%),
                      linear-gradient(135deg, var(--ds-muted) 50%, transparent 50%);
    background-position: calc(100% - 20px) calc(50% - 3px), calc(100% - 15px) calc(50% - 3px);
    background-size: 5px 5px, 5px 5px;
    background-repeat: no-repeat;
    cursor: pointer;
    padding-right: 2.75rem;
}

.ds-form textarea {
    resize: vertical;
    min-height: 140px;
}

.ds-form input::placeholder,
.ds-form textarea::placeholder {
    color: rgba(255, 255, 255, 0.55);
}

.ds-form input:focus,
.ds-form select:focus,
.ds-form textarea:focus,
.ds-form input:hover,
.ds-form select:hover,
.ds-form textarea:hover {
    border-color: var(--ds-primary);
    outline: 2px solid var(--ds-primary);
    outline-offset: 2px;
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--ds-primary) 35%, transparent);
}

.ds-form input:hover,
.ds-form select:hover,
.ds-form textarea:hover {
    transform: translateY(-1px);
}

.ds-form input:disabled,
.ds-form select:disabled,
.ds-form textarea:disabled,
.ds-form input[aria-disabled="true"],
.ds-form select[aria-disabled="true"],
.ds-form textarea[aria-disabled="true"] {
    background: rgba(255, 255, 255, 0.04);
    border-style: dashed;
    color: rgba(255, 255, 255, 0.5);
    cursor: not-allowed;
    box-shadow: none;
}

.ds-form input:required,
.ds-form select:required,
.ds-form textarea:required {
    border-color: color-mix(in srgb, var(--ds-primary) 65%, transparent);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--ds-primary) 45%, transparent);
}

.ds-radio-group,
.ds-check-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    padding: 1rem;
    border: 1px solid var(--ds-border);
    border-radius: 0.85rem;
    background: rgba(255, 255, 255, 0.02);
}

.ds-radio-group label,
.ds-check-group label {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.45rem 0.75rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid transparent;
    cursor: pointer;
    font-weight: 500;
    color: var(--ds-muted-strong);
}

.ds-radio-group input,
.ds-check-group input {
    accent-color: var(--ds-primary);
}

.ds-radio-group label:hover,
.ds-check-group label:hover {
    border-color: var(--ds-primary);
}

.ds-actions {
    display: flex;
    justify-content: flex-end;
    width: 100%;
    margin: 0;
}

.ds-button,
.ds-form button[type="submit"],
.ds-form input[type="submit"] {
    background: var(--ds-primary);
    color: var(--ds-text);
    border: none;
    padding: 0.85rem 2rem;
    border-radius: 999px;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: filter 0.2s ease, transform 0.2s ease;
}

.ds-button:hover,
.ds-form button[type="submit"]:hover,
.ds-form input[type="submit"]:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.ds-button:focus-visible,
.ds-form button[type="submit"]:focus-visible,
.ds-form input[type="submit"]:focus-visible {
    outline: 2px solid var(--ds-primary);
    outline-offset: 3px;
}

.ds-error,
.ds-success {
    padding: 0.85rem 1.25rem;
    border-radius: 0.75rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.ds-error {
    background: color-mix(in srgb, var(--ds-danger) 15%, transparent);
    border: 1px solid color-mix(in srgb, var(--ds-danger) 45%, transparent);
    color: color-mix(in srgb, var(--ds-danger) 90%, white);
}

.ds-success {
    background: color-mix(in srgb, var(--ds-success) 15%, transparent);
    border: 1px solid color-mix(in srgb, var(--ds-success) 45%, transparent);
    color: color-mix(in srgb, var(--ds-success) 90%, white);
}

@media (max-width: 900px) {
    .ds-grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .ds-form {
        padding: 1.25rem;
    }

    .ds-row {
        flex-direction: column;
    }

    .ds-field--inline {
        grid-template-columns: 1fr;
        gap: 0.35rem;
    }

    .ds-field--inline > label {
        text-align: left;
    }

    .ds-grid-2,
    .ds-grid-3 {
        grid-template-columns: 1fr;
    }

    .ds-actions {
        justify-content: stretch;
    }

    .ds-button,
    .ds-form button[type="submit"],
    .ds-form input[type="submit"] {
        width: 100%;
    }
}