/**
 * Garmaz Element Calculator - Frontend Styles
 * Industrial design for Garmaza thermal element calculator
 */

.garmaz-ec {
	--garmaz-brand: #FF6B00;
	--garmaz-brand-dark: #e05e00;
	--garmaz-primary: #FF6B00;
	--garmaz-primary-dark: #e05e00;
	--garmaz-accent: #FF6B00;
	--garmaz-dark: #1a1a2e;
	--garmaz-gray: #4a4a68;
	--garmaz-light: #f4f5f7;
	--garmaz-border: #d8dce3;
	--garmaz-success: #27ae60;
	--garmaz-error: #e74c3c;
	--garmaz-radius: 12px;
	--garmaz-shadow: 0 8px 32px rgba(26, 26, 46, 0.12);
	font-family: inherit;
	box-sizing: border-box;
	direction: rtl;
	text-align: right;
}

.garmaz-ec *,
.garmaz-ec *::before,
.garmaz-ec *::after {
	box-sizing: inherit;
}

.garmaz-ec__wrapper {
	max-width: 720px;
	margin: 0 auto;
	background: #fff;
	border-radius: var(--garmaz-radius);
	box-shadow: var(--garmaz-shadow);
	overflow: hidden;
	border: 1px solid var(--garmaz-border);
}

.garmaz-ec__header {
	background: linear-gradient(135deg, var(--garmaz-dark) 0%, #16213e 100%);
	color: #fff;
	padding: 28px 32px;
	text-align: center;
}

.garmaz-ec__title {
	margin: 0 0 8px;
	font-size: 1.5rem;
	font-weight: 800;
	line-height: 1.4;
	color: #FF6B00;
}

.garmaz-ec__subtitle {
	margin: 0;
	font-size: 0.9rem;
	color: rgba(255, 255, 255, 0.88);
}

/* Step indicators */
.garmaz-ec__steps {
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 24px 20px;
	background: var(--garmaz-light);
	gap: 0;
}

.garmaz-ec__step-indicator {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 6px;
	flex: 0 0 auto;
	opacity: 0.45;
	transition: opacity 0.3s ease;
}

.garmaz-ec__step-indicator.is-active,
.garmaz-ec__step-indicator.is-completed {
	opacity: 1;
}

.garmaz-ec__step-number {
	width: 36px;
	height: 36px;
	border-radius: 50%;
	background: var(--garmaz-border);
	color: var(--garmaz-gray);
	display: flex;
	align-items: center;
	justify-content: center;
	font-weight: 700;
	font-size: 0.95rem;
	transition: all 0.3s ease;
}

.garmaz-ec__step-indicator.is-active .garmaz-ec__step-number {
	background: var(--garmaz-primary);
	color: #fff;
	box-shadow: 0 4px 12px rgba(192, 57, 43, 0.35);
}

.garmaz-ec__step-indicator.is-completed .garmaz-ec__step-number {
	background: var(--garmaz-success);
	color: #fff;
}

.garmaz-ec__step-label {
	font-size: 0.75rem;
	color: var(--garmaz-gray);
	font-weight: 500;
	white-space: nowrap;
}

.garmaz-ec__step-line {
	flex: 1;
	height: 2px;
	background: var(--garmaz-border);
	max-width: 60px;
	margin: 0 8px;
	margin-bottom: 20px;
}

.garmaz-ec__step-indicator.is-completed + .garmaz-ec__step-line {
	background: var(--garmaz-success);
}

/* Alerts */
.garmaz-ec__alert {
	margin: 0 24px 16px;
	padding: 12px 16px;
	border-radius: 8px;
	font-size: 0.9rem;
}

.garmaz-ec__alert--error {
	background: #fdecea;
	color: var(--garmaz-error);
	border: 1px solid #f5c6cb;
}

.garmaz-ec__alert--success {
	background: #eafaf1;
	color: var(--garmaz-success);
	border: 1px solid #a9dfbf;
}

/* Panels */
.garmaz-ec__form {
	padding: 0 0 8px;
}

.garmaz-ec__panel {
	display: none;
	padding: 24px 32px 32px;
	animation: garmazFadeIn 0.35s ease;
}

.garmaz-ec__panel.is-active {
	display: block;
}

@keyframes garmazFadeIn {
	from { opacity: 0; transform: translateY(8px); }
	to { opacity: 1; transform: translateY(0); }
}

.garmaz-ec__panel-title {
	margin: 0 0 20px;
	font-size: 1.1rem;
	font-weight: 600;
	color: var(--garmaz-dark);
}

/* Application type cards */
.garmaz-ec__type-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 12px;
	margin-bottom: 24px;
}

.garmaz-ec__type-card {
	position: relative;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 10px;
	padding: 20px 12px;
	border: 2px solid var(--garmaz-border);
	border-radius: var(--garmaz-radius);
	cursor: pointer;
	transition: all 0.25s ease;
	background: #fff;
	text-align: center;
}

.garmaz-ec__type-card:hover {
	border-color: var(--garmaz-primary);
	box-shadow: 0 4px 16px rgba(192, 57, 43, 0.12);
}

.garmaz-ec__type-card input {
	position: absolute;
	opacity: 0;
	pointer-events: none;
}

.garmaz-ec__type-card.is-selected,
.garmaz-ec__type-card:has(input:checked) {
	border-color: var(--garmaz-primary);
	background: linear-gradient(135deg, #fff5f4 0%, #fff 100%);
	box-shadow: 0 4px 16px rgba(192, 57, 43, 0.15);
}

.garmaz-ec__type-icon {
	width: 48px;
	height: 48px;
	border-radius: 50%;
	background: var(--garmaz-light);
	display: flex;
	align-items: center;
	justify-content: center;
}

.garmaz-ec__type-icon--water::before { content: "💧"; font-size: 1.5rem; }
.garmaz-ec__type-icon--oil::before { content: "🛢"; font-size: 1.5rem; }
.garmaz-ec__type-icon--air::before { content: "💨"; font-size: 1.5rem; }
.garmaz-ec__type-icon--other::before { content: "⚙"; font-size: 1.5rem; }

.garmaz-ec__type-label {
	font-weight: 600;
	font-size: 0.9rem;
	color: var(--garmaz-dark);
}

/* Form fields */
.garmaz-ec__fields {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 16px;
	margin-bottom: 24px;
}

.garmaz-ec__fields--consult {
	grid-template-columns: 1fr;
}

.garmaz-ec__field label {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 6px;
}

.garmaz-ec__field-label {
	font-size: 0.875rem;
	font-weight: 600;
	color: var(--garmaz-dark);
}

.garmaz-ec__field-unit {
	font-size: 0.75rem;
	color: var(--garmaz-gray);
	background: var(--garmaz-light);
	padding: 2px 8px;
	border-radius: 4px;
}

.garmaz-ec__required {
	color: var(--garmaz-primary);
}

.garmaz-ec__field input {
	width: 100%;
	padding: 12px 14px;
	border: 1.5px solid var(--garmaz-border);
	border-radius: 8px;
	font-size: 1rem;
	font-family: inherit;
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
	background: #fff;
	color: var(--garmaz-dark);
}

.garmaz-ec__field input:focus {
	outline: none;
	border-color: var(--garmaz-primary);
	box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.12);
}

.garmaz-ec__field input.is-invalid {
	border-color: var(--garmaz-error);
}

/* Result card */
.garmaz-ec__result {
	margin-bottom: 24px;
}

.garmaz-ec__result-card {
	background: linear-gradient(135deg, var(--garmaz-dark) 0%, #16213e 100%);
	color: #fff;
	padding: 28px;
	border-radius: var(--garmaz-radius);
	text-align: center;
}

.garmaz-ec__result-label {
	margin: 0 0 8px;
	font-size: 0.95rem;
	opacity: 0.85;
}

.garmaz-ec__result-power {
	margin: 0 0 12px;
	font-size: 2.2rem;
	font-weight: 800;
	color: #FF6B00;
	letter-spacing: -0.02em;
}

.garmaz-ec__result-suggestion {
	margin: 0 0 16px;
	font-size: 1rem;
	font-weight: 600;
}

.garmaz-ec__result-guide {
	margin: 0;
	font-size: 0.85rem;
	opacity: 0.75;
	line-height: 1.6;
}

.garmaz-ec__consultation {
	margin-bottom: 8px;
}

/* Contact CTA */
.garmaz-ec__contact-cta {
	background: #fff;
	border: 1.5px solid var(--garmaz-border);
	border-radius: var(--garmaz-radius);
	padding: 28px 24px;
	margin-bottom: 24px;
	text-align: center;
}

.garmaz-ec__contact-cta[hidden] {
	display: none !important;
}

.garmaz-ec__contact-title {
	margin: 0 0 12px;
	font-size: 1.15rem;
	font-weight: 700;
	color: var(--garmaz-dark);
	line-height: 1.5;
}

.garmaz-ec__contact-text {
	margin: 0 0 20px;
	font-size: 0.9rem;
	color: var(--garmaz-gray);
	line-height: 1.7;
}

.garmaz-ec__contact-phone {
	margin: 0 0 20px;
}

.garmaz-ec__contact-phone a {
	font-size: 1.5rem;
	font-weight: 800;
	color: #FF6B00;
	text-decoration: none;
	letter-spacing: 0.02em;
}

.garmaz-ec__contact-phone a:hover {
	text-decoration: underline;
}

.garmaz-ec__btn--call {
	display: inline-flex;
	background: #FF6B00;
	color: #fff;
	padding: 14px 28px;
	border-radius: 8px;
	font-size: 1rem;
	font-weight: 700;
	text-decoration: none;
	min-width: 220px;
	transition: background 0.2s ease;
}

.garmaz-ec__btn--call:hover {
	background: var(--garmaz-brand-dark);
	color: #fff;
}

/* Buttons */
.garmaz-ec__actions {
	display: flex;
	gap: 12px;
	flex-wrap: wrap;
}

.garmaz-ec__btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 12px 24px;
	border: none;
	border-radius: 8px;
	font-size: 0.95rem;
	font-weight: 600;
	font-family: inherit;
	cursor: pointer;
	transition: all 0.2s ease;
	min-width: 120px;
}

.garmaz-ec__btn:disabled {
	opacity: 0.55;
	cursor: not-allowed;
}

.garmaz-ec__btn--primary {
	background: var(--garmaz-primary);
	color: #fff;
}

.garmaz-ec__btn--primary:hover:not(:disabled) {
	background: var(--garmaz-primary-dark);
}

.garmaz-ec__btn--secondary {
	background: var(--garmaz-light);
	color: var(--garmaz-dark);
	border: 1.5px solid var(--garmaz-border);
}

.garmaz-ec__btn--secondary:hover:not(:disabled) {
	background: var(--garmaz-border);
}

.garmaz-ec__btn--accent {
	background: #FF6B00;
	color: #fff;
	flex: 1;
}

.garmaz-ec__btn--accent:hover:not(:disabled) {
	background: var(--garmaz-brand-dark);
}

/* Hint & unit toggle */
.garmaz-ec__air-dimensions {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 16px;
	grid-column: 1 / -1;
	width: 100%;
}

.garmaz-ec__field--amount[hidden],
.garmaz-ec__air-dimensions[hidden] {
	display: none !important;
}

.garmaz-ec__hint {
	background: #fff8f2;
	border: 1px solid #ffd9b8;
	border-radius: 8px;
	padding: 12px 14px;
	margin-bottom: 16px;
	font-size: 0.875rem;
	color: var(--garmaz-gray);
	line-height: 1.6;
}

.garmaz-ec__unit-toggle {
	display: flex;
	gap: 8px;
	margin-top: 8px;
}

.garmaz-ec__unit-option {
	flex: 1;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 10px 12px;
	border: 1.5px solid var(--garmaz-border);
	border-radius: 8px;
	cursor: pointer;
	font-size: 0.875rem;
	font-weight: 600;
	transition: all 0.2s ease;
}

.garmaz-ec__unit-option input {
	position: absolute;
	opacity: 0;
	pointer-events: none;
}

.garmaz-ec__unit-option.is-selected,
.garmaz-ec__unit-option:has(input:checked) {
	border-color: var(--garmaz-brand);
	background: #fff8f2;
	color: var(--garmaz-brand);
}

/* Loader */
.garmaz-ec__loader {
	position: absolute;
	inset: 0;
	background: rgba(255, 255, 255, 0.85);
	display: none;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 12px;
	z-index: 10;
	font-size: 0.9rem;
	color: var(--garmaz-gray);
}

.garmaz-ec__loader.is-active {
	display: flex;
}

.garmaz-ec__loader[hidden] {
	display: none !important;
}

.garmaz-ec__wrapper {
	position: relative;
}

.garmaz-ec__loader-spinner {
	width: 36px;
	height: 36px;
	border: 3px solid var(--garmaz-border);
	border-top-color: var(--garmaz-primary);
	border-radius: 50%;
	animation: garmazSpin 0.8s linear infinite;
}

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

/* Responsive */
@media (max-width: 600px) {
	.garmaz-ec__air-dimensions {
		grid-template-columns: 1fr;
	}

	.garmaz-ec__header {
		padding: 20px 16px;
	}

	.garmaz-ec__title {
		font-size: 1.25rem;
	}

	.garmaz-ec__steps {
		padding: 16px 12px;
	}

	.garmaz-ec__step-label {
		font-size: 0.65rem;
	}

	.garmaz-ec__step-line {
		max-width: 30px;
	}

	.garmaz-ec__panel {
		padding: 20px 16px 24px;
	}

	.garmaz-ec__type-grid {
		grid-template-columns: 1fr;
	}

	.garmaz-ec__fields {
		grid-template-columns: 1fr;
	}

	.garmaz-ec__actions {
		flex-direction: column;
	}

	.garmaz-ec__btn {
		width: 100%;
	}

	.garmaz-ec__btn--call {
		width: 100%;
		min-width: 0;
	}

	.garmaz-ec__contact-phone a {
		font-size: 1.25rem;
	}

	.garmaz-ec__result-power {
		font-size: 1.75rem;
	}
}