/* ============================================================
   Forms — Motherboard Campaign Wiki
   Inputs, textarea, select, submit button, states.
   ============================================================ */

/* ── Form group ──────────────────────────────────────────── */

.form__group {
	margin-bottom: var(--sp-5);
}

.form__label {
	display: block;
	margin-bottom: var(--sp-2);
	font-family: var(--font-mono);
	font-size: 0.75rem;
	font-weight: 500;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--text-secondary);
}

.form__required {
	color: var(--fury);
	margin-left: var(--sp-1);
}

/* ── Inputs, textarea, select ────────────────────────────── */

.form__input,
.form__textarea,
.form__select {
	display: block;
	width: 100%;
	padding: var(--sp-3) var(--sp-4);
	background-color: var(--elevated);
	border: 1px solid var(--surface-border);
	border-radius: var(--radius-sm);
	color: var(--text-primary);
	font-family: var(--font-body);
	font-size: 0.9rem;
	line-height: 1.5;
	transition:
		border-color var(--transition-fast),
		box-shadow var(--transition-fast);
	-webkit-appearance: none;
	appearance: none;
}

.form__input::placeholder,
.form__textarea::placeholder {
	color: var(--text-secondary);
	opacity: 0.5;
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
	outline: none;
	border-color: var(--phosphor-dim);
	box-shadow: 0 0 0 2px var(--phosphor-fill), var(--glow-p-sm);
}

.form__textarea {
	min-height: 140px;
	resize: vertical;
}

/* Custom select arrow */
.form__select {
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238AABCC' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
	background-repeat: no-repeat;
	background-position: right var(--sp-4) center;
	padding-right: var(--sp-10);
}

/* ── Submit button ───────────────────────────────────────── */

.form__submit {
	position: relative;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: var(--sp-2);
	padding: var(--sp-3) var(--sp-8);
	background-color: transparent;
	border: 1px solid var(--phosphor-border);
	border-radius: var(--radius-sm);
	color: var(--phosphor);
	font-family: var(--font-mono);
	font-size: 0.8rem;
	font-weight: 500;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	cursor: pointer;
	transition:
		background-color var(--transition-fast),
		box-shadow var(--transition-fast),
		border-color var(--transition-fast);
}

.form__submit:hover:not(:disabled) {
	background-color: var(--phosphor-fill);
	box-shadow: var(--glow-p-sm);
	border-color: var(--phosphor);
}

.form__submit:disabled {
	opacity: 0.5;
	cursor: not-allowed;
}

/* Loading state */
.form__submit.is-loading {
	pointer-events: none;
}

.form__submit.is-loading::before {
	content: '';
	display: inline-block;
	width: 12px;
	height: 12px;
	border: 2px solid var(--phosphor-border);
	border-top-color: var(--phosphor);
	border-radius: 50%;
	animation: spin 0.6s linear infinite;
}

@keyframes spin {
	to { transform: rotate(360deg); }
}

/* ── Success / failure messages ──────────────────────────── */

.form__success,
.form__failure {
	display: none;
	padding: var(--sp-4);
	border-radius: var(--radius-sm);
	font-family: var(--font-mono);
	font-size: 0.85rem;
	letter-spacing: 0.04em;
}

.form__success.is-visible,
.form__failure.is-visible {
	display: block;
}

.form__success {
	background-color: var(--phosphor-fill);
	border: 1px solid var(--phosphor-border);
	color: var(--phosphor);
}

.form__failure {
	background-color: var(--fury-fill);
	border: 1px solid var(--fury-border);
	color: var(--fury);
}

.form__retry {
	display: inline-block;
	margin-top: var(--sp-3);
	padding: var(--sp-2) var(--sp-4);
	background: none;
	border: 1px solid var(--fury-border);
	border-radius: var(--radius-sm);
	color: var(--fury);
	font-family: var(--font-mono);
	font-size: 0.75rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	cursor: pointer;
	transition: background-color var(--transition-fast);
}

.form__retry:hover {
	background-color: var(--fury-fill);
}

/* ── Form wrapper (hides form on success) ────────────────── */

.form__fields.is-hidden {
	display: none;
}