/*
Theme Name: 哎哟设计教育官网
Theme URI: https://www.aiyousheji.com/
Author: 哎哟设计
Description: 哎哟设计教育品牌官网主题。
Version: 1.0.0
Text Domain: aiyou-studio
*/

:root {
	--ink: #151210;
	--ink-soft: #241f1c;
	--charcoal: #342f2b;
	--line-dark: rgba(255, 255, 255, 0.16);
	--orange: #ff6a13;
	--orange-bright: #ff9d00;
	--orange-pale: #fff2e7;
	--cloud: #f5f3f0;
	--mist: #dedbd6;
	--gray: #8e8983;
	--paper: #ffffff;
	--container: min(1180px, calc(100% - 64px));
	--ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
	scroll-behavior: smooth;
	scroll-padding-top: 96px;
}

body {
	margin: 0;
	background: var(--ink);
	color: var(--ink);
	font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
	font-size: 16px;
	line-height: 1.7;
	text-rendering: optimizeLegibility;
}

button,
input,
textarea,
select {
	font: inherit;
}

button,
a {
	-webkit-tap-highlight-color: transparent;
}

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

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

:focus-visible {
	outline: 3px solid var(--orange-bright);
	outline-offset: 4px;
}

.screen-reader-text {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.site-header {
	position: fixed;
	top: 0;
	left: 0;
	z-index: 50;
	width: 100%;
	border-bottom: 1px solid transparent;
	transition: background-color 300ms var(--ease), border-color 300ms var(--ease), backdrop-filter 300ms var(--ease);
}

.site-header.is-scrolled,
.site-header:hover {
	border-color: rgba(255, 255, 255, 0.11);
	background: rgba(21, 18, 16, 0.88);
	backdrop-filter: blur(18px);
}

.header-inner {
	display: grid;
	grid-template-columns: auto 1fr auto;
	align-items: center;
	gap: 28px;
	width: var(--container);
	min-height: 84px;
	margin: 0 auto;
}

.brand,
.custom-logo-link {
	display: inline-flex;
	align-items: center;
	width: 170px;
}

.brand img,
.custom-logo {
	width: 100%;
	height: auto;
}

.primary-nav {
	display: flex;
	justify-content: center;
	gap: clamp(12px, 1.65vw, 28px);
}

.primary-nav a {
	position: relative;
	padding: 8px 0;
	color: rgba(255, 255, 255, 0.78);
	font-size: 14px;
	font-weight: 600;
	letter-spacing: 0.02em;
	transition: color 180ms ease;
}

.primary-nav a::after {
	position: absolute;
	right: 0;
	bottom: 2px;
	left: 0;
	height: 2px;
	background: var(--orange);
	content: "";
	transform: scaleX(0);
	transform-origin: right;
	transition: transform 280ms var(--ease);
}

.primary-nav a:hover,
.primary-nav a:focus-visible {
	color: var(--paper);
}

.primary-nav a:hover::after,
.primary-nav a:focus-visible::after {
	transform: scaleX(1);
	transform-origin: left;
}

.header-cta,
.button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	min-height: 44px;
	padding: 10px 18px;
	border: 1px solid transparent;
	border-radius: 0;
	font-size: 14px;
	font-weight: 700;
	letter-spacing: 0.04em;
	transition: transform 220ms var(--ease), box-shadow 220ms var(--ease), background-color 220ms ease, color 220ms ease;
}

.header-cta,
.button--orange {
	background: var(--orange);
	color: var(--paper);
}

.header-cta:hover,
.button--orange:hover {
	box-shadow: 6px 6px 0 rgba(255, 157, 0, 0.34);
	transform: translate(-3px, -3px);
}

.menu-toggle {
	display: none;
	width: 46px;
	height: 46px;
	padding: 0;
	border: 1px solid rgba(255, 255, 255, 0.3);
	background: transparent;
	color: var(--paper);
}

.menu-toggle span[aria-hidden="true"] {
	display: block;
	width: 19px;
	height: 2px;
	margin: 4px auto;
	background: currentColor;
	transition: transform 220ms var(--ease), opacity 220ms ease;
}

.menu-toggle[aria-expanded="true"] span:nth-of-type(1) {
	transform: translateY(6px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-of-type(2) {
	opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-of-type(3) {
	transform: translateY(-6px) rotate(-45deg);
}

.hero {
	position: relative;
	min-height: min(780px, 100svh);
	background: var(--ink);
	color: var(--paper);
	overflow: hidden;
}

.hero__slides,
.hero__slide,
.hero__media,
.hero__shade {
	position: absolute;
	inset: 0;
}

.hero__slide {
	visibility: hidden;
	opacity: 0;
	transition: opacity 850ms var(--ease), visibility 850ms var(--ease);
}

.hero__slide.is-active {
	visibility: visible;
	opacity: 1;
}

.hero__media {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transform: scale(1.045);
	transition: transform 6000ms linear;
}

.hero__slide.is-active .hero__media {
	transform: scale(1);
}

.hero__shade {
	background: linear-gradient(90deg, rgba(5, 4, 4, 0.66) 0%, rgba(5, 4, 4, 0.18) 48%, rgba(5, 4, 4, 0.38) 100%), linear-gradient(0deg, rgba(5, 4, 4, 0.65) 0%, transparent 32%);
}

.hero__content {
	position: absolute;
	bottom: clamp(88px, 12vh, 132px);
	left: max(32px, calc((100% - 1180px) / 2));
	width: min(450px, calc(100% - 64px));
	padding-left: 25px;
	border-left: 3px solid var(--orange);
	transform: translateY(16px);
	opacity: 0;
	transition: opacity 700ms 260ms var(--ease), transform 700ms 260ms var(--ease);
}

.hero__slide.is-active .hero__content {
	transform: translateY(0);
	opacity: 1;
}

.hero__kicker,
.eyebrow {
	margin: 0 0 14px;
	color: var(--orange-bright);
	font-family: Arial, sans-serif;
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 0.18em;
	line-height: 1.3;
	text-transform: uppercase;
}

.hero__title {
	margin: 0;
	font-size: clamp(28px, 3.4vw, 53px);
	font-weight: 800;
	letter-spacing: -0.04em;
	line-height: 1.15;
}

.hero__text {
	max-width: 34em;
	margin: 16px 0 0;
	color: rgba(255, 255, 255, 0.84);
	font-size: 15px;
}

.hero__controls {
	position: absolute;
	right: max(32px, calc((100% - 1180px) / 2));
	bottom: clamp(35px, 6vh, 64px);
	display: flex;
	align-items: center;
	gap: 18px;
}

.hero__dots {
	display: flex;
	gap: 8px;
}

.hero__dot,
.hero__arrow {
	border: 0;
	background: transparent;
	color: var(--paper);
	cursor: pointer;
}

.hero__dot {
	width: 30px;
	height: 4px;
	padding: 0;
	background: rgba(255, 255, 255, 0.38);
	transition: background-color 250ms ease, width 250ms var(--ease);
}

.hero__dot.is-active {
	width: 54px;
	background: var(--orange);
}

.hero__arrow {
	display: grid;
	width: 37px;
	height: 37px;
	place-items: center;
	border: 1px solid rgba(255, 255, 255, 0.5);
	font-size: 22px;
	line-height: 1;
	transition: background-color 180ms ease, color 180ms ease;
}

.hero__arrow:hover {
	background: var(--paper);
	color: var(--ink);
}

.hero__scroll {
	position: absolute;
	bottom: 31px;
	left: max(32px, calc((100% - 1180px) / 2));
	display: inline-flex;
	align-items: center;
	gap: 11px;
	color: rgba(255, 255, 255, 0.68);
	font-size: 12px;
	letter-spacing: 0.1em;
}

.hero__scroll::before {
	width: 34px;
	height: 1px;
	background: var(--orange);
	content: "";
}

.section {
	position: relative;
	padding: clamp(80px, 10vw, 148px) 0;
}

.section__inner {
	width: var(--container);
	margin: 0 auto;
}

.section-heading {
	display: flex;
	align-items: end;
	justify-content: space-between;
	gap: 32px;
	margin-bottom: 55px;
}

.section-heading h2 {
	max-width: 14ch;
	margin: 0;
	font-size: clamp(31px, 4vw, 55px);
	font-weight: 800;
	letter-spacing: -0.055em;
	line-height: 1.18;
}

.section-heading__text {
	max-width: 430px;
	margin: 0;
	color: var(--gray);
	font-size: 15px;
}

.about {
	background: var(--ink);
	color: var(--paper);
	overflow: hidden;
}

.about::before {
	position: absolute;
	top: 11%;
	right: -12vw;
	width: min(50vw, 720px);
	aspect-ratio: 1;
	border: 1px solid rgba(255, 157, 0, 0.24);
	border-radius: 50%;
	box-shadow: 0 0 0 110px rgba(255, 106, 19, 0.025), 0 0 0 250px rgba(255, 106, 19, 0.018);
	content: "";
}

.about-grid {
	position: relative;
	display: grid;
	grid-template-columns: minmax(0, 0.96fr) minmax(300px, 0.78fr);
	gap: clamp(50px, 9vw, 145px);
	align-items: center;
}

.about__heading h2 {
	max-width: 10ch;
	margin: 0;
	font-size: clamp(40px, 5.2vw, 74px);
	font-weight: 800;
	letter-spacing: -0.075em;
	line-height: 1.08;
}

.about__heading h2 em {
	color: var(--orange);
	font-style: normal;
}

.about__copy {
	max-width: 620px;
	margin: 30px 0 0;
	color: rgba(255, 255, 255, 0.72);
	font-size: 16px;
}

.about__tags {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: 30px;
}

.about__tags span {
	padding: 7px 12px;
	border: 1px solid var(--line-dark);
	color: rgba(255, 255, 255, 0.78);
	font-size: 13px;
}

.about__orbital {
	position: relative;
	display: grid;
	min-height: 410px;
	place-items: center;
}

.about__orbital::before,
.about__orbital::after {
	position: absolute;
	border: 1px solid rgba(255, 255, 255, 0.2);
	border-radius: 50%;
	content: "";
}

.about__orbital::before {
	width: min(34vw, 410px);
	aspect-ratio: 1;
	border-top-color: var(--orange);
	border-right-color: var(--orange-bright);
	animation: orbit 22s linear infinite;
}

.about__orbital::after {
	width: min(25vw, 300px);
	aspect-ratio: 1;
	border-bottom-color: var(--orange);
	border-left-color: var(--orange-bright);
	animation: orbit 14s linear infinite reverse;
}

.orbital-core {
	display: grid;
	z-index: 1;
	width: min(18vw, 205px);
	aspect-ratio: 1;
	place-items: center;
	border-radius: 50%;
	background: linear-gradient(135deg, var(--orange) 0%, var(--orange-bright) 100%);
	box-shadow: 0 0 85px rgba(255, 106, 19, 0.32);
	color: var(--ink);
	font-family: Arial, sans-serif;
	font-size: clamp(25px, 3.2vw, 44px);
	font-weight: 900;
	letter-spacing: -0.08em;
	line-height: 0.86;
	text-align: center;
}

.orbital-core small {
	display: block;
	margin-top: 7px;
	font-size: 10px;
	letter-spacing: 0.14em;
}

.about__stat {
	position: absolute;
	padding: 10px 13px;
	border: 1px solid rgba(255, 255, 255, 0.21);
	background: rgba(21, 18, 16, 0.75);
	color: var(--paper);
	font-size: 12px;
	letter-spacing: 0.04em;
	backdrop-filter: blur(10px);
}

.about__stat--top {
	top: 15%;
	right: 2%;
}

.about__stat--bottom {
	bottom: 11%;
	left: 1%;
}

.ticker {
	border-top: 1px solid var(--line-dark);
	border-bottom: 1px solid var(--line-dark);
	background: #1d1917;
	color: var(--paper);
	overflow: hidden;
}

.ticker__track {
	display: flex;
	width: max-content;
	padding: 18px 0;
	animation: ticker 28s linear infinite;
	white-space: nowrap;
}

.ticker__track span {
	display: inline-flex;
	align-items: center;
	gap: 35px;
	margin-right: 35px;
	font-size: clamp(15px, 1.6vw, 20px);
	font-weight: 700;
	letter-spacing: 0.04em;
}

.ticker__track span::after {
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: var(--orange);
	content: "";
}

.platform {
	background: var(--orange);
	overflow: hidden;
}

.platform::before {
	position: absolute;
	top: -31%;
	right: -6%;
	width: min(55vw, 750px);
	aspect-ratio: 1;
	border: 54px solid rgba(255, 255, 255, 0.11);
	border-radius: 50%;
	content: "";
}

.platform-grid {
	position: relative;
	display: grid;
	grid-template-columns: 0.95fr 1.05fr;
	gap: 65px;
	align-items: end;
}

.platform .eyebrow {
	color: var(--ink);
}

.platform h2 {
	max-width: 11ch;
	margin: 0;
	font-size: clamp(39px, 5.4vw, 74px);
	font-weight: 800;
	letter-spacing: -0.075em;
	line-height: 1.08;
}

.platform__content {
	padding-bottom: 5px;
}

.platform__content p {
	max-width: 530px;
	margin: 0 0 26px;
	color: rgba(21, 18, 16, 0.78);
	font-size: 16px;
}

.platform__actions {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 22px;
}

.platform__link {
	display: inline-flex;
	align-items: center;
	gap: 9px;
	padding: 9px 0;
	border-bottom: 1px solid rgba(21, 18, 16, 0.7);
	color: var(--ink);
	font-size: 14px;
	font-weight: 700;
	transition: gap 180ms var(--ease), color 180ms ease;
}

.platform__link:hover {
	gap: 15px;
	border-bottom-color: var(--paper);
	color: var(--paper);
}

.button--ink {
	border-color: var(--ink);
	background: var(--ink);
	color: var(--paper);
}

.button--ink:hover {
	box-shadow: 6px 6px 0 rgba(255, 255, 255, 0.52);
	transform: translate(-3px, -3px);
}

.button__arrow {
	font-family: Arial, sans-serif;
	font-size: 19px;
	line-height: 0;
}

.advantages {
	background: var(--cloud);
}

.advantages .eyebrow {
	color: var(--orange);
}

.advantages-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	border-top: 1px solid #c9c4bd;
	border-left: 1px solid #c9c4bd;
}

.advantage {
	min-height: 270px;
	padding: 28px;
	border-right: 1px solid #c9c4bd;
	border-bottom: 1px solid #c9c4bd;
	background: var(--cloud);
	transition: background-color 260ms ease, transform 300ms var(--ease), color 260ms ease;
}

.advantage:hover {
	z-index: 1;
	background: var(--ink);
	box-shadow: 8px 8px 0 var(--orange);
	color: var(--paper);
	transform: translate(-5px, -5px);
}

.advantage__mark {
	display: grid;
	width: 42px;
	height: 42px;
	place-items: center;
	border: 1px solid currentColor;
	color: var(--orange);
	font-size: 17px;
	font-weight: 800;
}

.advantage h3 {
	margin: 47px 0 10px;
	font-size: 21px;
	letter-spacing: -0.03em;
}

.advantage p {
	margin: 0;
	color: #716c66;
	font-size: 14px;
	line-height: 1.75;
	transition: color 260ms ease;
}

.advantage:hover p {
	color: rgba(255, 255, 255, 0.64);
}

.growth {
	background: var(--paper);
	overflow: hidden;
}

.growth .eyebrow {
	color: var(--orange);
}

.growth__intro {
	max-width: 490px;
	margin: -24px 0 44px;
	color: #6b6660;
}

.growth-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: clamp(14px, 1.55vw, 24px);
}

.growth-card {
	border: 1px solid rgba(24, 19, 17, 0.14);
	background: #fff;
	color: var(--ink);
	transition: transform 300ms var(--ease), box-shadow 300ms ease;
}

.growth-card__visual {
	aspect-ratio: 1833 / 858;
	overflow: hidden;
	background: #e9e7e4;
}

.growth-card__image {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 420ms var(--ease);
}

.growth-card:hover {
	transform: translateY(-5px);
	box-shadow: 0 18px 36px rgba(24, 19, 17, 0.12);
}

.growth-card:hover .growth-card__image {
	transform: scale(1.018);
}

.growth-card__copy {
	position: relative;
	min-height: 94px;
	padding: 16px 18px 17px 34px;
	border-top: 1px solid rgba(24, 19, 17, 0.12);
}

.growth-card h3 {
	margin: 0;
	font-size: 20px;
	letter-spacing: -0.04em;
}

.growth-card h3::before {
	position: absolute;
	top: 18px;
	left: 18px;
	width: 4px;
	height: 22px;
	background: var(--orange);
	content: "";
}

.growth-card p {
	margin: 7px 0 0;
	color: #706b65;
	font-size: 13px;
	line-height: 1.6;
}

.growth-more {
	margin-top: clamp(22px, 3vw, 42px);
	border-top: 1px solid rgba(24, 19, 17, 0.16);
}

.growth-more summary {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 16px 0 0;
	color: var(--ink);
	font-size: 13px;
	font-weight: 700;
	letter-spacing: 0.04em;
	cursor: pointer;
	list-style: none;
}

.growth-more summary::-webkit-details-marker {
	display: none;
}

.growth-more__label--collapse {
	display: none;
}

.growth-more[open] .growth-more__label--expand {
	display: none;
}

.growth-more[open] .growth-more__label--collapse {
	display: inline;
}

.growth-more__icon {
	position: relative;
	width: 28px;
	height: 28px;
	border: 1px solid var(--ink);
	border-radius: 50%;
	transition: background 220ms ease, color 220ms ease, transform 220ms var(--ease);
}

.growth-more__icon::before,
.growth-more__icon::after {
	position: absolute;
	top: 50%;
	left: 50%;
	width: 10px;
	height: 1px;
	background: currentColor;
	content: "";
	transform: translate(-50%, -50%);
}

.growth-more__icon::after {
	transform: translate(-50%, -50%) rotate(90deg);
}

.growth-more[open] .growth-more__icon {
	background: var(--ink);
	color: #fff;
	transform: rotate(180deg);
}

.growth-more[open] .growth-more__icon::after {
	display: none;
}

.growth-grid--more {
	padding-top: clamp(18px, 2vw, 30px);
}

.mentors {
	background: var(--ink-soft);
	color: var(--paper);
}

.mentors .section-heading__text {
	color: rgba(255, 255, 255, 0.61);
}

.mentors-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 22px;
}

.mentor {
	display: grid;
	grid-template-columns: minmax(155px, 0.68fr) 1fr;
	min-height: 415px;
	background: #2f2925;
}

.mentor__photo {
	position: relative;
	min-height: 100%;
	background: #4a4039;
	overflow: hidden;
}

.mentor__photo::after {
	position: absolute;
	inset: 0;
	background: linear-gradient(0deg, rgba(255, 106, 19, 0.25), transparent 50%);
	content: "";
	mix-blend-mode: screen;
}

.mentor__photo img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center top;
	filter: grayscale(0.18) contrast(1.05);
}

.mentor__body {
	display: flex;
	flex-direction: column;
	padding: clamp(24px, 3vw, 39px);
}

.mentor__role {
	margin: 0 0 13px;
	color: var(--orange-bright);
	font-family: Arial, sans-serif;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.16em;
}

.mentor h3 {
	margin: 0 0 20px;
	font-size: 29px;
	letter-spacing: -0.05em;
}

.mentor ul {
	margin: 0;
	padding: 0;
	list-style: none;
}

.mentor li {
	position: relative;
	margin-top: 10px;
	padding-left: 14px;
	color: rgba(255, 255, 255, 0.68);
	font-size: 13px;
	line-height: 1.65;
}

.mentor li::before {
	position: absolute;
	top: 0.65em;
	left: 0;
	width: 5px;
	height: 5px;
	border-radius: 50%;
	background: var(--orange);
	content: "";
}

.recognition {
	display: grid;
	grid-template-columns: 1.1fr 1fr;
	gap: clamp(32px, 7vw, 85px);
	margin-top: clamp(68px, 10vw, 125px);
	padding-top: clamp(57px, 7vw, 85px);
	border-top: 1px solid var(--line-dark);
	align-items: center;
}

.recognition h3 {
	max-width: 9ch;
	margin: 0;
	font-size: clamp(30px, 3.8vw, 49px);
	letter-spacing: -0.06em;
	line-height: 1.18;
}

.recognition h3 strong {
	color: var(--orange);
}

.recognition p {
	max-width: 37em;
	color: rgba(255, 255, 255, 0.62);
}

.recognition__logos {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 14px;
}

.recognition__logo {
	display: grid;
	min-height: 160px;
	padding: 20px;
	place-items: center;
	background: var(--paper);
}

.recognition__logo img {
	max-height: 120px;
	object-fit: contain;
}

.faq {
	background: var(--cloud);
}

.faq .eyebrow {
	color: var(--orange);
}

.faq-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 0 50px;
}

.faq details {
	border-top: 1px solid #c9c4bd;
}

.faq details:last-child {
	border-bottom: 1px solid #c9c4bd;
}

.faq summary {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 20px;
	padding: 23px 0;
	cursor: pointer;
	font-size: 18px;
	font-weight: 700;
	line-height: 1.45;
	list-style: none;
}

.faq summary::-webkit-details-marker {
	display: none;
}

.faq summary::after {
	flex: 0 0 auto;
	width: 26px;
	height: 26px;
	border: 1px solid currentColor;
	background: linear-gradient(currentColor, currentColor) center / 11px 1px no-repeat, linear-gradient(currentColor, currentColor) center / 1px 11px no-repeat;
	content: "";
	transition: transform 250ms var(--ease), background-size 250ms ease;
}

.faq details[open] summary::after {
	background-size: 11px 1px, 1px 0;
	color: var(--orange);
	transform: rotate(90deg);
}

.faq details p {
	max-width: 43em;
	margin: -6px 0 24px;
	color: #6b6660;
	font-size: 14px;
}

.contact {
	background: var(--ink);
	color: var(--paper);
	overflow: hidden;
}

.contact::before {
	position: absolute;
	right: -9vw;
	bottom: -38vw;
	width: min(75vw, 1000px);
	aspect-ratio: 1;
	border: 1px solid rgba(255, 157, 0, 0.25);
	border-radius: 50%;
	box-shadow: 0 0 0 70px rgba(255, 106, 19, 0.025), 0 0 0 140px rgba(255, 106, 19, 0.02);
	content: "";
}

.contact-grid {
	position: relative;
	display: grid;
	grid-template-columns: 1.15fr 0.85fr;
	gap: clamp(50px, 9vw, 138px);
	align-items: center;
}

.contact h2 {
	max-width: 10ch;
	margin: 0;
	font-size: clamp(40px, 5.5vw, 75px);
	letter-spacing: -0.075em;
	line-height: 1.08;
}

.contact h2 strong {
	color: var(--orange);
}

.contact__lead {
	max-width: 37em;
	margin: 24px 0 37px;
	color: rgba(255, 255, 255, 0.66);
}

.contact-list {
	display: grid;
	gap: 16px;
	margin: 0;
}

.contact-list div {
	display: grid;
	grid-template-columns: 70px 1fr;
	gap: 15px;
	padding-bottom: 16px;
	border-bottom: 1px solid var(--line-dark);
}

.contact-list dt {
	color: var(--orange-bright);
	font-family: Arial, sans-serif;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.15em;
}

.contact-list dd {
	margin: 0;
	color: var(--paper);
	font-size: 15px;
}

.contact-list a:hover {
	color: var(--orange-bright);
}

.contact__qr {
	position: relative;
	display: grid;
	gap: 17px;
	justify-items: center;
	width: min(100%, 310px);
	margin-left: auto;
	padding: 24px;
	background: var(--paper);
	box-shadow: 16px 16px 0 var(--orange);
	color: var(--ink);
}

.contact__qr img {
	width: 100%;
	border: 1px solid #ebe8e4;
}

.contact__qr figcaption {
	font-size: 14px;
	font-weight: 700;
}

.site-footer {
	border-top: 1px solid rgba(255, 255, 255, 0.12);
	background: #0f0d0c;
	color: rgba(255, 255, 255, 0.58);
}

.footer-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	width: var(--container);
	min-height: 90px;
	margin: 0 auto;
	font-size: 13px;
}

.footer-brand {
	color: var(--paper);
	font-weight: 700;
	letter-spacing: 0.05em;
}

.footer-links {
	display: flex;
	gap: 18px;
}

.footer-links a:hover {
	color: var(--orange-bright);
}

.fallback {
	min-height: 70svh;
	padding-top: 180px;
	background: var(--cloud);
}

.fallback h1 {
	font-size: clamp(38px, 6vw, 72px);
	letter-spacing: -0.07em;
}

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

@keyframes ticker {
	to {
		transform: translateX(-50%);
	}
}

@media (max-width: 1020px) {
	:root {
		--container: min(100% - 44px, 1180px);
	}

	.header-inner {
		gap: 18px;
	}

	.brand,
	.custom-logo-link {
		width: 145px;
	}

	.primary-nav {
		gap: 15px;
	}

	.primary-nav a {
		font-size: 13px;
	}

}

@media (max-width: 820px) {
	html {
		scroll-padding-top: 74px;
	}

	.header-inner {
		grid-template-columns: 1fr auto;
		min-height: 70px;
	}

	.brand,
	.custom-logo-link {
		width: 147px;
	}

	.menu-toggle {
		display: block;
	}

	.primary-nav {
		position: absolute;
		top: 70px;
		right: 0;
		left: 0;
		display: grid;
		gap: 0;
		max-height: 0;
		padding: 0 22px;
		border-bottom: 1px solid transparent;
		background: rgba(21, 18, 16, 0.98);
		overflow: hidden;
		transition: max-height 340ms var(--ease), padding 340ms var(--ease), border-color 340ms ease;
	}

	.primary-nav.is-open {
		max-height: 560px;
		padding: 14px 22px 22px;
		border-color: var(--line-dark);
	}

	.primary-nav a {
		padding: 12px 0;
		font-size: 15px;
	}

	.header-cta {
		display: none;
	}

	.hero {
		min-height: 680px;
	}

	.hero__content {
		bottom: 145px;
	}

	.hero__controls {
		bottom: 76px;
	}

	.about-grid,
	.platform-grid,
	.contact-grid {
		grid-template-columns: 1fr;
	}

	.about__orbital {
		min-height: 330px;
	}

	.about__orbital::before {
		width: 330px;
	}

	.about__orbital::after {
		width: 235px;
	}

	.orbital-core {
		width: 175px;
	}

	.platform-grid {
		gap: 30px;
	}

	.advantages-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.mentors-grid,
	.faq-grid {
		grid-template-columns: 1fr;
	}

	.mentor {
		min-height: 360px;
	}

	.recognition {
		grid-template-columns: 1fr;
	}

	.contact__qr {
		margin-left: 0;
	}
}

@media (max-width: 560px) {
	:root {
		--container: calc(100% - 36px);
	}

	.hero {
		min-height: 625px;
	}

	.hero__media {
		object-position: 58% center;
	}

	.hero__shade {
		background: linear-gradient(90deg, rgba(5, 4, 4, 0.72), rgba(5, 4, 4, 0.19)), linear-gradient(0deg, rgba(5, 4, 4, 0.78), transparent 56%);
	}

	.hero__content {
		bottom: 150px;
		left: 18px;
		width: calc(100% - 36px);
		padding-left: 17px;
	}

	.hero__title {
		font-size: 30px;
	}

	.hero__text {
		font-size: 13px;
	}

	.hero__controls {
		right: 18px;
		bottom: 77px;
		gap: 10px;
	}

	.hero__dot {
		width: 20px;
	}

	.hero__dot.is-active {
		width: 34px;
	}

	.hero__scroll {
		bottom: 33px;
		left: 18px;
	}

	.section-heading {
		display: block;
		margin-bottom: 38px;
	}

	.section-heading__text {
		margin-top: 17px;
	}

	.about__heading h2,
	.platform h2,
	.contact h2 {
		font-size: 42px;
	}

	.about__copy,
	.platform__content p {
		font-size: 14px;
	}

	.about__orbital {
		min-height: 280px;
	}

	.about__orbital::before {
		width: 275px;
	}

	.about__orbital::after {
		width: 192px;
	}

	.orbital-core {
		width: 140px;
		font-size: 29px;
	}

	.about__stat {
		font-size: 10px;
	}

	.advantages-grid {
		grid-template-columns: 1fr;
	}

	.advantage {
		min-height: 230px;
	}

	.growth-grid {
		grid-template-columns: 1fr;
		gap: 14px;
	}

	.growth-card__copy {
		min-height: 0;
		padding: 14px 16px 15px 31px;
	}

	.growth-card h3::before {
		top: 16px;
		left: 16px;
	}

	.mentor {
		grid-template-columns: 0.85fr 1fr;
		min-height: 350px;
	}

	.mentor__body {
		padding: 19px;
	}

	.mentor h3 {
		font-size: 24px;
	}

	.mentor li {
		font-size: 12px;
	}

	.recognition__logos {
		grid-template-columns: 1fr;
	}

	.contact-list div {
		grid-template-columns: 58px 1fr;
		gap: 10px;
	}

	.footer-inner {
		display: grid;
		justify-content: start;
		padding: 24px 0;
	}
}

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}

	*,
	*::before,
	*::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
	}
}