/* Form control styling for basic forms and fallback scenarios */
:root {
    --form-border: rgba(148, 163, 184, 0.55);
    --form-border-focus: #2563eb;
    --form-ring: rgba(37, 99, 235, 0.25);
    --form-bg: rgba(255, 255, 255, 0.96);
    --form-text: #0f172a;
    --form-muted: rgba(100, 116, 139, 0.8);
}

input,
textarea,
select,
button {
    font-family: inherit;
}

:is(
        input[type="text"],
        input[type="email"],
        input[type="url"],
        input[type="tel"],
        input[type="number"],
        input[type="password"],
        input[type="search"],
        input[type="date"],
        input[type="time"],
        input[type="file"],
        select,
        textarea
    ) {
    width: 100%;
    box-sizing: border-box;
    padding: 0.85rem 1rem;
    border: 1px solid var(--form-border);
    border-radius: 0.85rem;
    background-color: var(--form-bg);
    color: var(--form-text);
    line-height: 1.45;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
    appearance: none;
}

textarea {
    min-height: 10rem;
    resize: vertical;
}

:is(
        input[type="text"],
        input[type="email"],
        input[type="url"],
        input[type="tel"],
        input[type="number"],
        input[type="password"],
        input[type="search"],
        input[type="date"],
        input[type="time"],
        input[type="file"],
        select,
        textarea
    ):focus-visible {
    border-color: var(--form-border-focus);
    box-shadow: 0 0 0 4px var(--form-ring);
    outline: none;
}

:is(
        input[type="text"],
        input[type="email"],
        input[type="url"],
        input[type="tel"],
        input[type="number"],
        input[type="password"],
        input[type="search"],
        textarea
    )::placeholder {
    color: var(--form-muted);
}

input[type="checkbox"],
input[type="radio"] {
    width: 1.35rem;
    height: 1.35rem;
    border-radius: 0.45rem;
    border: 1px solid var(--form-border);
    background-color: #fff;
    appearance: none;
    display: inline-block;
    vertical-align: middle;
    position: relative;
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input[type="radio"] {
    border-radius: 9999px;
}

input[type="checkbox"]:focus-visible,
input[type="radio"]:focus-visible {
    border-color: var(--form-border-focus);
    box-shadow: 0 0 0 4px var(--form-ring);
    outline: none;
}

input[type="checkbox"]:checked,
input[type="radio"]:checked {
    border-color: transparent;
    background-color: var(--form-border-focus);
    background-image: linear-gradient(var(--form-border-focus), var(--form-border-focus));
}

input[type="checkbox"]:checked::after {
    content: "";
    position: absolute;
    inset: 0.25rem;
    border-right: 2px solid #fff;
    border-bottom: 2px solid #fff;
    transform: rotate(45deg);
}

input[type="radio"]:checked::after {
    content: "";
    position: absolute;
    inset: 0.35rem;
    border-radius: 9999px;
    background-color: #fff;
}

form button,
.cr_form button,
input[type="submit"],
input[type="button"],
input[type="reset"] {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.9rem 1.5rem;
    border-radius: 9999px;
    border: none;
    background-image: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #fff;
    font-weight: 600;
    letter-spacing: 0.01em;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.2s ease;
    text-decoration: none;
}

form button:hover,
.cr_form button:hover,
input[type="submit"]:hover,
input[type="button"]:hover,
input[type="reset"]:hover {
    filter: brightness(1.05);
    transform: translateY(-1px);
}

form button:focus-visible,
.cr_form button:focus-visible,
input[type="submit"]:focus-visible,
input[type="button"]:focus-visible,
input[type="reset"]:focus-visible {
    outline: none;
    box-shadow: 0 0 0 5px var(--form-ring);
}

form button:disabled,
.cr_form button:disabled,
input[type="submit"]:disabled,
input[type="button"]:disabled,
input[type="reset"]:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none;
    filter: none;
}

/**** Accessibility adjustments for small screens ****/
@media (max-width: 640px) {
    textarea {
        min-height: 8rem;
    }
}

@media (prefers-color-scheme: dark) {
    :root {
        --form-border: rgba(71, 85, 105, 0.7);
        --form-ring: rgba(96, 165, 250, 0.28);
        --form-bg: rgba(15, 23, 42, 0.85);
        --form-text: rgb(226, 232, 240);
        --form-muted: rgba(148, 163, 184, 0.8);
    }

    :is(
            input[type="text"],
            input[type="email"],
            input[type="url"],
            input[type="tel"],
            input[type="number"],
            input[type="password"],
            input[type="search"],
            input[type="date"],
            input[type="time"],
            input[type="file"],
            select,
            textarea
        ) {
        background-color: rgba(15, 23, 42, 0.78);
        color: var(--form-text);
    }

    input[type="checkbox"],
    input[type="radio"] {
        background-color: rgba(15, 23, 42, 0.78);
    }
}