/**
 * ADA Robotics Contact Form Styles
 */

:root {
	--ada-color-primary: #0F172A;
	--ada-color-accent: #2563EB;
	--ada-color-accent-hover: #1D4ED8;
	--ada-color-bg: #FFFFFF;
	--ada-color-surface: #F8FAFC;
	--ada-color-border: #E2E8F0;
	--ada-color-text: #334155;
	--ada-color-text-dark: #0F172A;
	--ada-color-text-muted: #64748B;
	--ada-color-error: #DC2626;
	--ada-color-error-bg: #FEF2F2;
	--ada-color-success: #16A34A;
	--ada-radius: 8px;
	--ada-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.08);
}

.ada-form-container {
	max-width: 680px;
	margin: 2rem auto;
	padding: 2.5rem;
	background: var(--ada-color-bg);
	border: 1px solid var(--ada-color-border);
	border-radius: 12px;
	box-shadow: var(--ada-shadow);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
	color: var(--ada-color-text);
	box-sizing: border-box;
}

.ada-form-container * {
	box-sizing: border-box;
}

/* Stepper Indicator */
.ada-form-stepper {
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: 2rem;
	position: relative;
}

.ada-step-indicator {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	color: var(--ada-color-text-muted);
	font-weight: 500;
	font-size: 0.95rem;
	z-index: 2;
}

.ada-step-indicator.active {
	color: var(--ada-color-accent);
	font-weight: 700;
}

.ada-step-indicator.completed .ada-step-num {
	background: var(--ada-color-success);
	color: #fff;
}

.ada-step-num {
	width: 32px;
	height: 32px;
	border-radius: 50%;
	background: var(--ada-color-surface);
	border: 2px solid var(--ada-color-border);
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 0.9rem;
	font-weight: 700;
	transition: all 0.3s ease;
}

.ada-step-indicator.active .ada-step-num {
	background: var(--ada-color-accent);
	border-color: var(--ada-color-accent);
	color: #ffffff;
}

.ada-step-line {
	flex: 1;
	height: 2px;
	background: var(--ada-color-border);
	margin: 0 1.5rem;
	max-width: 120px;
}

/* Form Header */
.ada-form-header {
	margin-bottom: 2rem;
}

.ada-form-title {
	font-size: 1.65rem;
	font-weight: 700;
	color: var(--ada-color-text-dark);
	margin: 0 0 1rem 0;
	line-height: 1.25;
}

.ada-form-notice {
	display: flex;
	align-items: flex-start;
	gap: 0.6rem;
	background: #EFF6FF;
	border-left: 4px solid var(--ada-color-accent);
	padding: 0.85rem 1rem;
	border-radius: 0 8px 8px 0;
	font-size: 0.88rem;
	color: #1E40AF;
	line-height: 1.4;
}

.ada-form-notice svg {
	flex-shrink: 0;
	margin-top: 2px;
}

/* Steps & Heading */
.ada-step-heading {
	font-size: 1.2rem;
	font-weight: 600;
	color: var(--ada-color-text-dark);
	margin-bottom: 1.5rem;
	padding-bottom: 0.5rem;
	border-bottom: 1px solid var(--ada-color-border);
}

.ada-form-group {
	margin-bottom: 1.4rem;
	display: flex;
	flex-direction: column;
}

.ada-label {
	font-size: 0.93rem;
	font-weight: 600;
	color: var(--ada-color-text-dark);
	margin-bottom: 0.4rem;
}

.ada-label .req {
	color: var(--ada-color-error);
}

.ada-opt {
	font-weight: 400;
	color: var(--ada-color-text-muted);
	font-size: 0.85rem;
}

/* Inputs & Selects */
.ada-input,
.ada-select,
.ada-textarea {
	width: 100%;
	padding: 0.75rem 0.9rem;
	font-size: 1rem; /* >= 16px to prevent iOS zoom */
	line-height: 1.5;
	color: var(--ada-color-text-dark);
	background-color: var(--ada-color-bg);
	border: 1.5px solid var(--ada-color-border);
	border-radius: var(--ada-radius);
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
	outline: none;
}

.ada-input:focus,
.ada-select:focus,
.ada-textarea:focus {
	border-color: var(--ada-color-accent);
	box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.ada-input.has-error,
.ada-select.has-error,
.ada-textarea.has-error {
	border-color: var(--ada-color-error);
	background-color: var(--ada-color-error-bg);
}

.ada-help-text {
	font-size: 0.82rem;
	color: var(--ada-color-text-muted);
	margin-top: 0.35rem;
}

.ada-textarea-counter {
	font-size: 0.8rem;
	color: var(--ada-color-text-muted);
	text-align: right;
	margin-top: 0.25rem;
}

/* Consent Checkbox */
.ada-consent-group {
	margin-top: 1rem;
}

.ada-checkbox-label {
	display: flex;
	align-items: flex-start;
	gap: 0.6rem;
	font-size: 0.9rem;
	color: var(--ada-color-text);
	cursor: pointer;
	line-height: 1.4;
}

.ada-checkbox-label input[type="checkbox"] {
	margin-top: 3px;
	width: 18px;
	height: 18px;
	accent-color: var(--ada-color-accent);
}

.ada-checkbox-label a {
	color: var(--ada-color-accent);
	text-decoration: underline;
}

/* Error Messages */
.ada-error-msg {
	font-size: 0.83rem;
	color: var(--ada-color-error);
	margin-top: 0.35rem;
	min-height: 0;
	display: none;
}

.ada-error-msg.visible {
	display: block;
}

.ada-general-error {
	background-color: var(--ada-color-error-bg);
	border: 1px solid var(--ada-color-error);
	color: var(--ada-color-error);
	padding: 0.8rem 1rem;
	border-radius: var(--ada-radius);
	margin-bottom: 1.5rem;
	font-size: 0.9rem;
}

/* Buttons */
.ada-btn-group {
	margin-top: 2rem;
	display: flex;
	justify-content: flex-end;
}

.ada-btn-group-dual {
	justify-content: space-between;
}

.ada-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	padding: 0.85rem 1.6rem;
	font-size: 1rem;
	font-weight: 600;
	border-radius: var(--ada-radius);
	cursor: pointer;
	border: none;
	transition: background-color 0.2s ease, transform 0.1s ease;
}

.ada-btn:active {
	transform: translateY(1px);
}

.ada-btn-primary {
	background-color: var(--ada-color-accent);
	color: #ffffff;
}

.ada-btn-primary:hover {
	background-color: var(--ada-color-accent-hover);
}

.ada-btn-secondary {
	background-color: var(--ada-color-surface);
	color: var(--ada-color-text-dark);
	border: 1px solid var(--ada-color-border);
}

.ada-btn-secondary:hover {
	background-color: var(--ada-color-border);
}

.ada-btn:disabled {
	opacity: 0.65;
	cursor: not-allowed;
}

/* Spinner Animation */
@keyframes ada-spin {
	from { transform: rotate(0deg); }
	to { transform: rotate(360deg); }
}

.spinner-svg {
	animation: ada-spin 1s linear infinite;
}

/* Mobile responsive */
@media (max-width: 640px) {
	.ada-form-container {
		padding: 1.5rem 1.2rem;
		margin: 1rem auto;
		border-radius: 0;
		border-left: none;
		border-right: none;
	}

	.ada-form-title {
		font-size: 1.35rem;
	}

	.ada-btn-group-dual {
		flex-direction: column-reverse;
		gap: 0.75rem;
	}

	.ada-btn {
		width: 100%;
	}
}