/**
 * TKA Energy — Components
 *
 * Buttons, cards, forms, and reusable UI components.
 */

/* ── Buttons ───────────────────────────────── */
.btn {
	display: inline-block;
	font-family: var(--font-heading);
	font-size: var(--font-size-sm);
	font-weight: var(--font-weight-medium);
	text-transform: uppercase;
	text-align: center;
	padding: 11px 28px;
	border: none;
	border-radius: var(--border-radius);
	cursor: pointer;
	position: relative;
	overflow: hidden;
	transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
	white-space: nowrap;
	line-height: 1.4;
	letter-spacing: 0.5px;
}

.btn:focus-visible {
	outline: 2px solid var(--color-primary);
	outline-offset: 2px;
}

/* Primary */
.btn-primary {
	background-color: var(--color-primary);
	color: var(--color-white);
}

.btn-primary:hover,
.btn-primary:focus {
	background-color: var(--color-primary-hover);
	color: var(--color-white);
}

/* Gradient */
.btn-gradient {
	background: linear-gradient(0deg, rgba(0,0,0,0.1), transparent 18px) var(--color-primary);
	color: var(--color-white);
}

.btn-gradient:hover {
	background: linear-gradient(0deg, rgba(0,0,0,0.1), transparent 18px) var(--color-primary-hover);
	color: var(--color-white);
}

/* Minimal */
.btn-minimal {
	background: none;
	color: var(--color-primary);
	padding-left: 0;
	padding-right: 0;
}

.btn-minimal:hover {
	color: var(--color-primary-hover);
}

/* Dark */
.btn-dark {
	background-color: var(--color-darker);
	color: var(--color-white);
}

.btn-dark:hover {
	background-color: var(--color-white);
	color: var(--color-darker);
}

/* Light */
.btn-light {
	background-color: var(--color-white);
	color: var(--color-darker);
}

.btn-light:hover {
	background-color: var(--color-darker);
	color: var(--color-white);
}

/* Shadow variant — corner triangle */
.btn-shadow {
	overflow: visible;
}

.btn-shadow::after {
	content: '';
	position: absolute;
	right: -4px;
	bottom: 3px;
	width: 0;
	height: 0;
	border-style: solid;
	border-width: 0 0 8px 8px;
	border-color: transparent transparent rgba(0,0,0,0.2) transparent;
}

/* Sizes */
.btn-sm {
	font-size: var(--font-size-xs);
	padding: 9px 21px;
}

.btn-lg {
	font-size: var(--font-size-md);
	padding: 14px 31px;
}

.btn-wide {
	padding: 9px 34px;
}

/* ── Cards ─────────────────────────────────── */
.card {
	background: var(--color-white);
	border-radius: var(--border-radius);
	overflow: hidden;
	box-shadow: var(--box-shadow-card);
	transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
	box-shadow: var(--box-shadow-hover);
}

.card-img {
	position: relative;
	overflow: hidden;
}

.card-img img {
	width: 100%;
	transition: transform var(--transition);
}

.card:hover .card-img img {
	transform: scale(1.05);
}

.card-body {
	padding: var(--space-lg);
}

.card-title {
	font-size: var(--font-size-h5);
	margin-bottom: var(--space-sm);
}

.card-title a {
	color: var(--color-heading);
}

.card-title a:hover {
	color: var(--color-primary);
}

.card-text {
	font-size: var(--font-size-base);
	color: var(--color-text);
	margin-bottom: var(--space-md);
	line-height: var(--line-height-normal);
}

.card-link {
	font-family: var(--font-heading);
	font-size: var(--font-size-sm);
	font-weight: var(--font-weight-medium);
	color: var(--color-primary);
	text-transform: uppercase;
}

.card-link:hover {
	color: var(--color-primary-hover);
}

/* Service card variant */
.service-card {
	position: relative;
	overflow: hidden;
}

.service-card .card-img {
	aspect-ratio: 1;
}

.service-card .card-img img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.service-card .card-overlay {
	position: absolute;
	inset: 0;
	background: rgba(0,0,0,0.45);
	display: flex;
	flex-direction: column;
	justify-content: flex-end;
	padding: var(--space-xl);
	transition: background var(--transition);
}

.service-card:hover .card-overlay {
	background: rgba(0,0,0,0.65);
}

.service-card .card-overlay .card-title {
	color: var(--color-white);
	margin-bottom: var(--space-sm);
}

.service-card .card-overlay .card-text {
	color: rgba(255,255,255,0.8);
	margin-bottom: var(--space-md);
}

/* ── Forms ─────────────────────────────────── */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="url"],
input[type="tel"],
textarea {
	width: 100%;
	padding: 11px var(--space-md);
	font-family: var(--font-body);
	font-size: var(--font-size-base);
	color: var(--color-heading);
	background: var(--color-white);
	border: 1px solid var(--color-border);
	border-radius: var(--border-radius-sm);
	transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus,
textarea:focus {
	outline: none;
	border-color: var(--color-primary);
	box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

textarea {
	min-height: 120px;
	resize: vertical;
}

label {
	display: block;
	font-family: var(--font-body);
	font-size: var(--font-size-base);
	font-weight: var(--font-weight-bold);
	color: var(--color-heading);
	margin-bottom: var(--space-xs);
}

/* ── Social Icons ──────────────────────────── */
.social {
	display: flex;
	gap: var(--space-sm);
	align-items: center;
}

.social a {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 35px;
	height: 35px;
	color: var(--color-white);
	background: rgba(255,255,255,0.1);
	border-radius: 50%;
	font-size: var(--font-size-md);
	transition: background var(--transition-fast), color var(--transition-fast);
}

.social a:hover {
	background: var(--color-primary);
	color: var(--color-white);
}

.social.social-minimal a {
	background: none;
	color: var(--color-text);
	width: auto;
	height: auto;
	padding: var(--space-xs);
}

.social.social-minimal a:hover {
	color: var(--color-primary);
}

/* ── Breadcrumb ────────────────────────────── */
.page-header {
	background: var(--color-light);
	padding: var(--space-xl) 0;
	text-align: center;
}

.page-title {
	font-size: var(--font-size-h1);
	color: var(--color-heading-light);
	text-transform: uppercase;
	margin-bottom: 0;
}

/* ── Contact Info List ─────────────────────── */
.contact-info {
	list-style: none;
	padding: 0;
}

.contact-info li {
	display: flex;
	align-items: flex-start;
	gap: var(--space-sm);
	margin-bottom: var(--space-sm);
	color: var(--color-text);
	font-size: var(--font-size-base);
	line-height: var(--line-height-normal);
}

.contact-info i {
	color: var(--color-primary);
	margin-top: 2px;
	width: 16px;
	text-align: center;
}

/* ── Working Hours Table ────────────────────── */
.working-hours {
	width: 100%;
}

.working-hours .hours-row {
	display: flex;
	justify-content: space-between;
	padding: var(--space-xs) 0;
	border-bottom: 1px solid var(--color-border-dark);
	color: var(--color-text);
	font-size: var(--font-size-base);
}

.working-hours .hours-row:last-child {
	border-bottom: none;
}

.working-hours .day {
	font-weight: var(--font-weight-bold);
	color: var(--color-white);
}

/* ── Scroll To Top ─────────────────────────── */
.scroll-top {
	position: fixed;
	bottom: 20px;
	right: 20px;
	width: 45px;
	height: 45px;
	background: var(--color-primary);
	color: var(--color-white);
	border: none;
	border-radius: var(--border-radius);
	font-size: var(--font-size-lg);
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	opacity: 0;
	visibility: hidden;
	transform: translateY(10px);
	transition: opacity var(--transition), visibility var(--transition), transform var(--transition), background var(--transition-fast);
	z-index: 999;
}

.scroll-top.visible {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}

.scroll-top:hover {
	background: var(--color-primary-hover);
}