/* ==========================================================================
   Sadra Abdoli Bio Theme — Main Styles
   ========================================================================== */

:root {
	--color-bg: #0a0a0f;
	--color-bg-elevated: #12121a;
	--color-surface: rgba(255, 255, 255, 0.04);
	--color-surface-hover: rgba(255, 255, 255, 0.08);
	--color-border: rgba(255, 255, 255, 0.08);
	--color-text: #f0f0f5;
	--color-text-muted: #8b8b9e;
	--color-accent: #6366f1;
	--color-accent-light: #818cf8;
	--color-accent-glow: rgba(99, 102, 241, 0.35);
	--color-cyan: #22d3ee;
	--color-purple: #a78bfa;
	--font-primary: 'Vazirmatn', 'Inter', system-ui, sans-serif;
	--font-en: 'Inter', system-ui, sans-serif;
	--radius-sm: 8px;
	--radius-md: 14px;
	--radius-lg: 20px;
	--radius-xl: 28px;
	--shadow-glow: 0 0 60px var(--color-accent-glow);
	--transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
	--header-height: 72px;
	--container-max: 1200px;
	--section-padding: clamp(4rem, 8vw, 7rem);
}

*, *::before, *::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

html {
	scroll-behavior: smooth;
	scroll-padding-top: var(--header-height);
}

body {
	font-family: var(--font-primary);
	background: var(--color-bg);
	color: var(--color-text);
	line-height: 1.7;
	font-size: 16px;
	overflow-x: hidden;
	-webkit-font-smoothing: antialiased;
}

body.is-loading {
	overflow: hidden;
	height: 100vh;
}

img {
	max-width: 100%;
	height: auto;
	display: block;
}

a {
	color: inherit;
	text-decoration: none;
}

ul {
	list-style: none;
}

.container {
	width: 100%;
	max-width: var(--container-max);
	margin: 0 auto;
	padding: 0 clamp(1rem, 4vw, 2rem);
}

.section {
	padding: var(--section-padding) 0;
	position: relative;
}

/* Background */
.page-bg {
	position: fixed;
	inset: 0;
	z-index: -1;
	overflow: hidden;
	pointer-events: none;
}

.page-bg__orb {
	position: absolute;
	border-radius: 50%;
	filter: blur(100px);
	opacity: 0.4;
	animation: float 20s ease-in-out infinite;
}

.page-bg__orb--1 {
	width: 600px;
	height: 600px;
	background: radial-gradient(circle, var(--color-accent) 0%, transparent 70%);
	top: -200px;
	right: -100px;
}

.page-bg__orb--2 {
	width: 500px;
	height: 500px;
	background: radial-gradient(circle, var(--color-purple) 0%, transparent 70%);
	bottom: 20%;
	left: -150px;
	animation-delay: -7s;
}

.page-bg__orb--3 {
	width: 400px;
	height: 400px;
	background: radial-gradient(circle, var(--color-cyan) 0%, transparent 70%);
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	opacity: 0.15;
	animation-delay: -14s;
}

.page-bg__grid {
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
	background-size: 60px 60px;
	mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

@keyframes float {
	0%, 100% { transform: translate(0, 0) scale(1); }
	33% { transform: translate(30px, -30px) scale(1.05); }
	66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* Header */
.site-header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 1000;
	height: var(--header-height);
	transition: var(--transition);
}

.site-header.is-scrolled {
	background: rgba(10, 10, 15, 0.85);
	backdrop-filter: blur(20px);
	border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 100%;
}

.site-logo {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	font-weight: 600;
	font-size: 0.95rem;
	transition: opacity var(--transition);
}

.site-logo:hover { opacity: 0.8; }

.site-logo__mark {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 38px;
	height: 38px;
	background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
	border-radius: var(--radius-sm);
	font-family: var(--font-en);
	font-weight: 700;
	font-size: 0.8rem;
	letter-spacing: -0.5px;
}

.site-logo__text {
	display: none;
}

@media (min-width: 640px) {
	.site-logo__text { display: block; }
}

.site-nav__list {
	display: flex;
	align-items: center;
	gap: 0.25rem;
}

.site-nav__link {
	display: block;
	padding: 0.5rem 1rem;
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--color-text-muted);
	border-radius: var(--radius-sm);
	transition: var(--transition);
}

.site-nav__link:hover,
.site-nav__link.is-active {
	color: var(--color-text);
	background: var(--color-surface);
}

.site-nav__link--cta {
	background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
	color: white !important;
	margin-right: 0.5rem;
}

.site-nav__link--cta:hover {
	opacity: 0.9;
	transform: translateY(-1px);
}

.nav-toggle {
	display: none;
	flex-direction: column;
	gap: 5px;
	background: none;
	border: none;
	cursor: pointer;
	padding: 8px;
}

.nav-toggle span {
	display: block;
	width: 24px;
	height: 2px;
	background: var(--color-text);
	border-radius: 2px;
	transition: var(--transition);
}

@media (max-width: 768px) {
	.nav-toggle { display: flex; }

	.site-nav {
		position: fixed;
		top: var(--header-height);
		left: 0;
		right: 0;
		background: rgba(10, 10, 15, 0.95);
		backdrop-filter: blur(20px);
		border-bottom: 1px solid var(--color-border);
		padding: 1rem;
		transform: translateY(-120%);
		opacity: 0;
		transition: var(--transition);
	}

	.site-nav.is-open {
		transform: translateY(0);
		opacity: 1;
	}

	.site-nav__list {
		flex-direction: column;
		gap: 0.25rem;
	}

	.site-nav__link {
		width: 100%;
		text-align: center;
		padding: 0.75rem;
	}

	.site-nav__link--cta { margin-right: 0; }
}

/* Buttons */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	padding: 0.875rem 1.75rem;
	font-family: var(--font-primary);
	font-size: 0.9375rem;
	font-weight: 600;
	border-radius: var(--radius-md);
	border: none;
	cursor: pointer;
	transition: var(--transition);
	white-space: nowrap;
}

.btn--primary {
	background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
	color: white;
	box-shadow: 0 4px 20px var(--color-accent-glow);
}

.btn--primary:hover {
	transform: translateY(-2px);
	box-shadow: 0 8px 30px var(--color-accent-glow);
}

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

.btn--ghost:hover {
	background: var(--color-surface-hover);
	border-color: rgba(255,255,255,0.15);
}

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

/* Section Header */
.section-header {
	margin-bottom: 3rem;
}

.section-header--center {
	text-align: center;
}

.section-header__label {
	display: inline-block;
	font-size: 0.8125rem;
	font-weight: 600;
	color: var(--color-accent-light);
	text-transform: uppercase;
	letter-spacing: 0.1em;
	margin-bottom: 0.75rem;
	padding: 0.35rem 1rem;
	background: rgba(99, 102, 241, 0.1);
	border-radius: 100px;
	border: 1px solid rgba(99, 102, 241, 0.2);
}

.section-header__title {
	font-size: clamp(1.75rem, 4vw, 2.5rem);
	font-weight: 800;
	line-height: 1.3;
	margin-bottom: 0.75rem;
	background: linear-gradient(135deg, var(--color-text) 30%, var(--color-text-muted));
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

.section-header__desc {
	color: var(--color-text-muted);
	font-size: 1.05rem;
	max-width: 500px;
}

.section-header--center .section-header__desc {
	margin: 0 auto;
}

/* Hero */
.hero {
	min-height: 100vh;
	display: flex;
	align-items: center;
	padding-top: calc(var(--header-height) + 2rem);
}

.hero__grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 3rem;
	align-items: center;
}

@media (min-width: 992px) {
	.hero__grid {
		grid-template-columns: 1.1fr 0.9fr;
		gap: 4rem;
	}
}

.hero__badge {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	padding: 0.4rem 1rem;
	background: rgba(34, 211, 238, 0.08);
	border: 1px solid rgba(34, 211, 238, 0.2);
	border-radius: 100px;
	font-size: 0.8125rem;
	font-weight: 500;
	color: var(--color-cyan);
	margin-bottom: 1.5rem;
}

.hero__badge-dot {
	width: 8px;
	height: 8px;
	background: var(--color-cyan);
	border-radius: 50%;
	animation: pulse 2s ease infinite;
}

@keyframes pulse {
	0%, 100% { opacity: 1; transform: scale(1); }
	50% { opacity: 0.5; transform: scale(0.8); }
}

.hero__name {
	font-size: clamp(2.25rem, 6vw, 3.75rem);
	font-weight: 800;
	line-height: 1.15;
	margin-bottom: 0.75rem;
	background: linear-gradient(135deg, #fff 0%, var(--color-accent-light) 50%, var(--color-purple) 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

.hero__title {
	font-size: clamp(1.125rem, 2.5vw, 1.5rem);
	font-weight: 600;
	color: var(--color-accent-light);
	margin-bottom: 2rem;
}

.hero__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 1rem;
	margin-bottom: 3rem;
}

.hero__stats {
	display: flex;
	align-items: center;
	gap: 1.5rem;
	flex-wrap: wrap;
	padding: 1.5rem;
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	backdrop-filter: blur(10px);
}

.hero__stat-num {
	display: block;
	font-size: 1.75rem;
	font-weight: 800;
	font-family: var(--font-en);
	background: linear-gradient(135deg, var(--color-accent-light), var(--color-cyan));
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

.hero__stat-label {
	font-size: 0.8125rem;
	color: var(--color-text-muted);
}

.hero__stat-divider {
	width: 1px;
	height: 40px;
	background: var(--color-border);
}

.hero__visual {
	position: relative;
	display: flex;
	justify-content: center;
	align-items: center;
	min-height: 320px;
}

.hero__avatar-wrap {
	position: relative;
	width: clamp(220px, 40vw, 320px);
	height: clamp(220px, 40vw, 320px);
	z-index: 1;
}

.hero__avatar-ring {
	position: absolute;
	inset: -15px;
	border-radius: 50%;
	border: 2px solid transparent;
	background: linear-gradient(135deg, var(--color-accent), var(--color-purple), var(--color-cyan)) border-box;
	-webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
	mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
	-webkit-mask-composite: xor;
	mask-composite: exclude;
	animation: spin 15s linear infinite;
}

.hero__avatar-ring--2 {
	inset: -30px;
	opacity: 0.3;
	animation-direction: reverse;
	animation-duration: 25s;
}

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

.hero__avatar {
	width: 100%;
	height: 100%;
	border-radius: 50%;
	object-fit: cover;
	position: relative;
	z-index: 1;
}

.hero__avatar--placeholder {
	display: flex;
	align-items: center;
	justify-content: center;
	background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
	font-size: 4rem;
	font-weight: 800;
	color: white;
}

.hero__floating-card {
	position: absolute;
	z-index: 10;
	display: flex;
	align-items: center;
	gap: 0.5rem;
	padding: 0.75rem 1.25rem;
	background: rgba(18, 18, 26, 0.9);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-md);
	font-size: 0.8125rem;
	font-weight: 500;
	backdrop-filter: blur(10px);
	box-shadow: 0 8px 32px rgba(0,0,0,0.3);
	animation: floatCard 6s ease-in-out infinite;
}

.hero__floating-card svg {
	color: var(--color-accent-light);
	flex-shrink: 0;
}

.hero__floating-card--1 {
	top: 10%;
	left: 0;
	animation-delay: 0s;
}

.hero__floating-card--2 {
	bottom: 15%;
	right: 0;
	animation-delay: -3s;
}

@keyframes floatCard {
	0%, 100% { transform: translateY(0); }
	50% { transform: translateY(-10px); }
}

/* About */
.about__text p {
	font-size: 1.0625rem;
	color: var(--color-text-muted);
	max-width: 700px;
	margin-bottom: 2.5rem;
	line-height: 1.9;
}

.about__features {
	display: grid;
	grid-template-columns: 1fr;
	gap: 1.25rem;
}

@media (min-width: 640px) {
	.about__features {
		grid-template-columns: repeat(3, 1fr);
	}
}

.about__feature {
	display: flex;
	gap: 1rem;
	padding: 1.5rem;
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	transition: var(--transition);
}

.about__feature:hover {
	border-color: rgba(99, 102, 241, 0.3);
	transform: translateY(-3px);
}

.about__feature-icon {
	flex-shrink: 0;
	width: 44px;
	height: 44px;
	display: flex;
	align-items: center;
	justify-content: center;
	background: rgba(99, 102, 241, 0.1);
	border-radius: var(--radius-sm);
	color: var(--color-accent-light);
}

.about__feature h3 {
	font-size: 0.9375rem;
	font-weight: 700;
	margin-bottom: 0.25rem;
}

.about__feature p {
	font-size: 0.8125rem;
	color: var(--color-text-muted);
	margin: 0;
	line-height: 1.6;
}

/* Portfolio Carousel */
.portfolio-carousel {
	position: relative;
}

.portfolio-carousel__track-wrap {
	overflow: hidden;
	border-radius: var(--radius-xl);
	padding: 0.5rem 0;
	direction: ltr;
}

.portfolio-carousel__track {
	display: flex;
	transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
	will-change: transform;
}

.portfolio-carousel--static .portfolio-carousel__track {
	flex-wrap: wrap;
	justify-content: center;
	gap: 1.25rem;
}

.portfolio-carousel--active .portfolio-carousel__slide {
	flex: 0 0 calc(100% / var(--visible, 4));
	padding: 0 0.625rem;
}

.portfolio-carousel--static .portfolio-carousel__slide {
	flex: 0 0 calc(50% - 0.625rem);
	max-width: calc(50% - 0.625rem);
}

@media (min-width: 640px) {
	.portfolio-carousel--static .portfolio-carousel__slide {
		flex: 0 0 calc(33.333% - 0.833rem);
		max-width: calc(33.333% - 0.833rem);
	}
}

@media (min-width: 992px) {
	.portfolio-carousel--static .portfolio-carousel__slide {
		flex: 0 0 calc(25% - 0.9375rem);
		max-width: calc(25% - 0.9375rem);
	}
}

.portfolio-card {
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 2rem 1.5rem;
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	transition: var(--transition);
	height: 100%;
	text-align: center;
	position: relative;
	overflow: hidden;
}

.portfolio-card::before {
	content: '';
	position: absolute;
	inset: 0;
	background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(167,139,250,0.08));
	opacity: 0;
	transition: var(--transition);
}

.portfolio-card:hover {
	border-color: rgba(99, 102, 241, 0.4);
	transform: translateY(-6px);
	box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 30px var(--color-accent-glow);
}

.portfolio-card:hover::before { opacity: 1; }

.portfolio-card__logo {
	position: relative;
	z-index: 1;
	width: 100%;
	height: 90px;
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: 1rem;
	padding: 1rem;
	background: rgba(255, 255, 255, 0.95);
	border-radius: var(--radius-md);
}

.portfolio-card__logo-img {
	max-height: 60px;
	max-width: 150px;
	width: auto;
	object-fit: contain;
	transition: var(--transition);
}

.portfolio-card:hover .portfolio-card__logo-img {
	transform: scale(1.08);
}

.portfolio-card__logo-placeholder {
	width: 64px;
	height: 64px;
	display: flex;
	align-items: center;
	justify-content: center;
	background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
	border-radius: var(--radius-md);
	font-family: var(--font-en);
	font-weight: 700;
	font-size: 1.25rem;
	color: white;
	text-transform: uppercase;
}

.portfolio-card__name {
	position: relative;
	z-index: 1;
	font-size: 0.9375rem;
	font-weight: 600;
	margin-bottom: 0.5rem;
}

.portfolio-card__visit {
	position: relative;
	z-index: 1;
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
	font-size: 0.75rem;
	color: var(--color-accent-light);
	opacity: 0;
	transform: translateY(5px);
	transition: var(--transition);
}

.portfolio-card:hover .portfolio-card__visit {
	opacity: 1;
	transform: translateY(0);
}

.portfolio-carousel__controls {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 1.5rem;
	margin-top: 2rem;
}

.portfolio-carousel__btn {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: 50%;
	color: var(--color-text);
	cursor: pointer;
	transition: var(--transition);
}

.portfolio-carousel__btn:hover {
	background: var(--color-accent);
	border-color: var(--color-accent);
	transform: scale(1.05);
}

.portfolio-carousel__dots {
	display: flex;
	gap: 0.5rem;
}

.portfolio-carousel__dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--color-border);
	border: none;
	cursor: pointer;
	padding: 0;
	transition: var(--transition);
}

.portfolio-carousel__dot.is-active {
	background: var(--color-accent);
	width: 24px;
	border-radius: 4px;
}

.portfolio-empty {
	text-align: center;
	padding: 3rem;
	background: var(--color-surface);
	border: 1px dashed var(--color-border);
	border-radius: var(--radius-lg);
	color: var(--color-text-muted);
}

/* Skills */
.skills__grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 1rem;
	margin-bottom: 2rem;
}

@media (min-width: 640px) {
	.skills__grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

.skill-card {
	padding: 1.25rem 1.5rem;
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-md);
	transition: var(--transition);
}

.skill-card:hover {
	border-color: rgba(99, 102, 241, 0.3);
}

.skill-card__header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 0.75rem;
}

.skill-card__name {
	font-size: 0.9375rem;
	font-weight: 600;
	font-family: var(--font-en);
}

.skill-card__percent {
	font-size: 0.8125rem;
	font-weight: 700;
	color: var(--color-accent-light);
	font-family: var(--font-en);
}

.skill-card__bar {
	height: 6px;
	background: rgba(255,255,255,0.06);
	border-radius: 100px;
	overflow: hidden;
}

.skill-card__fill {
	height: 100%;
	background: linear-gradient(90deg, var(--color-accent), var(--color-cyan));
	border-radius: 100px;
	transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.skills__tags {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem;
	justify-content: center;
}

.skills__tags span {
	padding: 0.5rem 1.25rem;
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: 100px;
	font-size: 0.8125rem;
	font-weight: 500;
	font-family: var(--font-en);
	color: var(--color-text-muted);
	transition: var(--transition);
}

.skills__tags span:hover {
	border-color: var(--color-accent);
	color: var(--color-accent-light);
}

/* Contact */
.contact__card {
	padding: clamp(2rem, 5vw, 3.5rem);
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-xl);
	backdrop-filter: blur(10px);
}

.contact__channels {
	display: grid;
	grid-template-columns: 1fr;
	gap: 1rem;
	margin-top: 2.5rem;
}

@media (min-width: 768px) {
	.contact__channels {
		grid-template-columns: repeat(3, 1fr);
		gap: 1.25rem;
	}
}

.contact__channel {
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	gap: 1rem;
	padding: 2rem 1.5rem;
	background: rgba(255, 255, 255, 0.03);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	transition: var(--transition);
}

.contact__channel:hover {
	transform: translateY(-6px);
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}

.contact__channel--phone:hover {
	border-color: rgba(99, 102, 241, 0.5);
	box-shadow: 0 20px 40px rgba(99, 102, 241, 0.15);
}

.contact__channel--whatsapp:hover {
	border-color: rgba(37, 211, 102, 0.5);
	box-shadow: 0 20px 40px rgba(37, 211, 102, 0.15);
}

.contact__channel--telegram:hover {
	border-color: rgba(42, 171, 238, 0.5);
	box-shadow: 0 20px 40px rgba(42, 171, 238, 0.15);
}

.contact__channel-icon {
	width: 64px;
	height: 64px;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 50%;
	transition: var(--transition);
}

.contact__channel--phone .contact__channel-icon {
	background: rgba(99, 102, 241, 0.12);
	color: var(--color-accent-light);
}

.contact__channel--whatsapp .contact__channel-icon {
	background: rgba(37, 211, 102, 0.12);
	color: #25d366;
}

.contact__channel--telegram .contact__channel-icon {
	background: rgba(42, 171, 238, 0.12);
	color: #2aabee;
}

.contact__channel-body {
	display: flex;
	flex-direction: column;
	gap: 0.35rem;
}

.contact__channel-label {
	font-size: 0.875rem;
	font-weight: 600;
	color: var(--color-text);
}

.contact__channel-value {
	font-size: 1rem;
	font-weight: 700;
	font-family: var(--font-en);
	direction: ltr;
	color: var(--color-text-muted);
}

.contact__channel-action {
	font-size: 0.8125rem;
	font-weight: 500;
	padding: 0.5rem 1.25rem;
	border-radius: 100px;
	background: rgba(255, 255, 255, 0.06);
	color: var(--color-text-muted);
	transition: var(--transition);
}

.contact__channel--phone:hover .contact__channel-action {
	background: var(--color-accent);
	color: white;
}

.contact__channel--whatsapp:hover .contact__channel-action {
	background: #25d366;
	color: white;
}

.contact__channel--telegram:hover .contact__channel-action {
	background: #2aabee;
	color: white;
}

/* Footer */
.site-footer {
	padding: 2rem 0;
	border-top: 1px solid var(--color-border);
}

.site-footer__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
}

.site-footer__copy {
	font-size: 0.8125rem;
	color: var(--color-text-muted);
}

.site-footer__copy strong {
	color: var(--color-text);
}

.site-footer__top {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: 50%;
	color: var(--color-text-muted);
	transition: var(--transition);
}

.site-footer__top:hover {
	background: var(--color-accent);
	border-color: var(--color-accent);
	color: white;
	transform: translateY(-3px);
}

/* Animations on scroll */
.fade-up {
	opacity: 0;
	transform: translateY(30px);
	transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.is-visible {
	opacity: 1;
	transform: translateY(0);
}

/* Responsive carousel visible count */
@media (max-width: 639px) {
	.portfolio-carousel--active {
		--visible: 1;
	}
}

@media (min-width: 640px) and (max-width: 991px) {
	.portfolio-carousel--active {
		--visible: 2;
	}
}

@media (min-width: 992px) {
	.portfolio-carousel--active {
		--visible: 4;
	}
}

/* Preloader */
.site-preloader {
	position: fixed;
	inset: 0;
	z-index: 99999;
	display: flex;
	align-items: center;
	justify-content: center;
	background: var(--color-bg);
	transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.8s;
}

.site-preloader.is-hidden {
	opacity: 0;
	visibility: hidden;
	pointer-events: none;
}

.site-preloader__bg {
	position: absolute;
	inset: 0;
	overflow: hidden;
	pointer-events: none;
}

.site-preloader__orb {
	position: absolute;
	border-radius: 50%;
	filter: blur(90px);
	opacity: 0.45;
	animation: preloaderFloat 8s ease-in-out infinite;
}

.site-preloader__orb--1 {
	width: 420px;
	height: 420px;
	background: radial-gradient(circle, var(--color-accent) 0%, transparent 70%);
	top: -120px;
	right: -80px;
}

.site-preloader__orb--2 {
	width: 360px;
	height: 360px;
	background: radial-gradient(circle, var(--color-purple) 0%, transparent 70%);
	bottom: -80px;
	left: -60px;
	animation-delay: -3s;
}

.site-preloader__grid {
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
	background-size: 48px 48px;
	mask-image: radial-gradient(ellipse at center, black 10%, transparent 75%);
}

@keyframes preloaderFloat {
	0%, 100% { transform: translate(0, 0) scale(1); }
	50% { transform: translate(20px, -20px) scale(1.06); }
}

.site-preloader__content {
	position: relative;
	z-index: 1;
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	padding: 2rem;
	width: min(100%, 420px);
	animation: preloaderContentIn 1s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@keyframes preloaderContentIn {
	from {
		opacity: 0;
		transform: translateY(24px) scale(0.96);
	}
	to {
		opacity: 1;
		transform: translateY(0) scale(1);
	}
}

.site-preloader__logo {
	position: relative;
	width: 110px;
	height: 110px;
	margin-bottom: 2rem;
}

.site-preloader__ring {
	position: absolute;
	inset: 0;
	border-radius: 50%;
	border: 2px solid transparent;
}

.site-preloader__ring--1 {
	inset: 0;
	border-top-color: var(--color-accent);
	border-right-color: rgba(99, 102, 241, 0.2);
	animation: preloaderSpin 1.4s linear infinite;
}

.site-preloader__ring--2 {
	inset: 10px;
	border-bottom-color: var(--color-purple);
	border-left-color: rgba(167, 139, 250, 0.15);
	animation: preloaderSpin 2s linear infinite reverse;
}

.site-preloader__ring--3 {
	inset: 20px;
	border-top-color: var(--color-cyan);
	border-right-color: rgba(34, 211, 238, 0.1);
	animation: preloaderSpin 2.6s linear infinite;
}

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

.site-preloader__mark {
	position: absolute;
	inset: 28px;
	display: flex;
	align-items: center;
	justify-content: center;
	background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
	border-radius: 50%;
	font-family: var(--font-en);
	font-size: 1.35rem;
	font-weight: 800;
	letter-spacing: -0.5px;
	color: white;
	box-shadow: 0 0 40px var(--color-accent-glow);
	animation: preloaderPulse 2s ease-in-out infinite;
}

@keyframes preloaderPulse {
	0%, 100% { box-shadow: 0 0 30px var(--color-accent-glow); transform: scale(1); }
	50% { box-shadow: 0 0 50px rgba(99, 102, 241, 0.55); transform: scale(1.03); }
}

.site-preloader__name {
	font-size: 1.35rem;
	font-weight: 800;
	margin-bottom: 0.35rem;
	background: linear-gradient(135deg, #fff 0%, var(--color-accent-light) 60%, var(--color-purple) 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

.site-preloader__title {
	font-size: 0.9375rem;
	color: var(--color-text-muted);
	margin-bottom: 2rem;
}

.site-preloader__progress-wrap {
	width: 100%;
}

.site-preloader__progress-bar {
	height: 4px;
	background: rgba(255, 255, 255, 0.08);
	border-radius: 100px;
	overflow: hidden;
	margin-bottom: 0.75rem;
}

.site-preloader__progress-fill {
	height: 100%;
	width: 0;
	border-radius: 100px;
	background: linear-gradient(90deg, var(--color-accent), var(--color-cyan), var(--color-purple));
	background-size: 200% 100%;
	animation: preloaderShimmer 1.8s linear infinite;
	transition: width 0.25s ease-out;
	box-shadow: 0 0 20px var(--color-accent-glow);
}

@keyframes preloaderShimmer {
	0% { background-position: 100% 0; }
	100% { background-position: -100% 0; }
}

.site-preloader__progress-meta {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	font-size: 0.8125rem;
}

.site-preloader__status {
	color: var(--color-text-muted);
}

.site-preloader__percent {
	font-family: var(--font-en);
	font-weight: 700;
	color: var(--color-accent-light);
	min-width: 3ch;
	text-align: left;
	direction: ltr;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
	}

	html { scroll-behavior: auto; }

	.site-preloader {
		transition-duration: 0.2s;
	}
}