:root {
	--ck-bg: #070b13;
	--ck-panel: rgba(15, 23, 42, 0.78);
	--ck-panel-strong: #111827;
	--ck-text: #f8fafc;
	--ck-muted: #b6c2d4;
	--ck-line: rgba(255, 255, 255, 0.13);
	--ck-blue: #1d9bf0;
	--ck-blue-2: #0f4fd6;
	--ck-green: #25d366;
	--ck-radius: 22px;
	--ck-shadow: 0 24px 70px rgba(0, 0, 0, 0.32);
	--ck-container: min(1160px, calc(100vw - 38px));
}

* {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	margin: 0 !important;
	background:
		radial-gradient(circle at 12% -6%, rgba(29, 155, 240, 0.34), transparent 34rem),
		radial-gradient(circle at 88% 10%, rgba(15, 79, 214, 0.22), transparent 28rem),
		linear-gradient(180deg, #070b13 0%, #0b1220 42%, #070b13 100%) !important;
	color: var(--ck-text) !important;
	font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif !important;
	line-height: 1.62;
}

a {
	transition: color 180ms ease, background 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

header {
	position: sticky !important;
	top: 14px;
	z-index: 100;
	display: flex !important;
	align-items: center;
	justify-content: center;
	gap: 14px;
	width: var(--ck-container);
	min-height: 76px;
	margin: 14px auto 10px !important;
	border: 1px solid var(--ck-line);
	border-radius: 999px;
	background: rgba(7, 11, 19, 0.78) !important;
	box-shadow: 0 14px 42px rgba(0, 0, 0, 0.32);
	color: #fff !important;
	font-size: clamp(21px, 3vw, 30px) !important;
	font-weight: 900 !important;
	letter-spacing: -0.02em;
	backdrop-filter: blur(18px);
	-webkit-backdrop-filter: blur(18px);
}

header::before {
	content: "";
	display: inline-block;
	width: 54px;
	height: 54px;
	border: 1px solid rgba(255, 255, 255, 0.18);
	border-radius: 16px;
	background: #fff url("../uploads/celik-logo.jpeg") center / cover no-repeat;
	box-shadow: 0 12px 28px rgba(29, 155, 240, 0.25);
}

nav {
	position: sticky !important;
	top: 104px;
	z-index: 90;
	display: flex !important;
	flex-wrap: wrap;
	justify-content: center !important;
	gap: 8px !important;
	width: var(--ck-container);
	margin: 0 auto 18px !important;
	border: 1px solid var(--ck-line);
	border-radius: 999px;
	background: rgba(15, 23, 42, 0.72) !important;
	box-shadow: 0 12px 34px rgba(0, 0, 0, 0.22);
	padding: 10px !important;
	backdrop-filter: blur(16px);
	-webkit-backdrop-filter: blur(16px);
}

nav a {
	border-radius: 999px;
	color: var(--ck-muted) !important;
	font-size: 14px;
	font-weight: 800;
	padding: 10px 14px;
	text-decoration: none !important;
}

nav a:hover {
	background: rgba(29, 155, 240, 0.14);
	color: #fff !important;
}

.hero {
	position: relative;
	isolation: isolate;
	width: var(--ck-container);
	height: min(68vh, 560px) !important;
	min-height: 430px;
	margin: 22px auto 0;
	overflow: hidden;
	border: 1px solid var(--ck-line);
	border-radius: 34px;
	box-shadow: var(--ck-shadow);
	padding: 34px;
}

.hero::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: -1;
	background:
		linear-gradient(90deg, rgba(7, 11, 19, 0.92), rgba(7, 11, 19, 0.42), rgba(7, 11, 19, 0.84)),
		radial-gradient(circle at 20% 20%, rgba(29, 155, 240, 0.34), transparent 30rem);
}

.hero h1 {
	max-width: 780px;
	margin: 0 auto 16px;
	color: #fff;
	font-size: clamp(38px, 6vw, 78px) !important;
	font-weight: 950;
	letter-spacing: -0.05em;
	line-height: 0.95;
	text-wrap: balance;
}

.hero p {
	max-width: 680px;
	margin: 0 auto;
	color: #dbeafe !important;
	font-size: clamp(17px, 2vw, 22px);
	font-weight: 700;
}

.section {
	width: var(--ck-container);
	margin: 0 auto !important;
	padding: clamp(46px, 7vw, 84px) 0 !important;
	text-align: center;
}

.section h2 {
	margin: 0 auto 26px;
	color: #fff;
	font-size: clamp(29px, 4.2vw, 52px);
	font-weight: 950;
	letter-spacing: -0.04em;
	line-height: 1.04;
	text-wrap: balance;
}

.section > p,
.card p {
	color: var(--ck-muted) !important;
}

.cards {
	display: grid !important;
	grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
	gap: 18px !important;
	align-items: stretch;
	justify-content: initial !important;
}

.card {
	width: auto !important;
	border: 1px solid var(--ck-line);
	border-radius: var(--ck-radius) !important;
	background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.045)) !important;
	box-shadow: 0 18px 48px rgba(0, 0, 0, 0.18);
	padding: 18px !important;
	text-align: left;
	transform: none !important;
}

.card:hover {
	border-color: rgba(29, 155, 240, 0.42);
	box-shadow: 0 26px 74px rgba(29, 155, 240, 0.16);
	transform: translateY(-4px) !important;
}

.card img {
	width: 100% !important;
	height: 210px !important;
	border-radius: 18px !important;
	object-fit: cover;
	box-shadow: inset 0 0 0 1px var(--ck-line);
}

.card h3 {
	margin: 16px 0 10px;
	color: #fff;
	font-size: 21px;
	line-height: 1.2;
}

button,
input[type="submit"] {
	border: 0 !important;
	border-radius: 999px !important;
	background: linear-gradient(135deg, var(--ck-blue), var(--ck-blue-2)) !important;
	box-shadow: 0 16px 34px rgba(29, 155, 240, 0.28);
	color: #fff !important;
	cursor: pointer;
	font-weight: 900;
	padding: 12px 18px !important;
}

button:hover,
input[type="submit"]:hover {
	transform: translateY(-2px);
}

form {
	border: 1px solid var(--ck-line);
	border-radius: var(--ck-radius);
	background: var(--ck-panel);
	box-shadow: 0 18px 48px rgba(0, 0, 0, 0.18);
	padding: 22px !important;
}

input,
select,
textarea {
	width: 100%;
	border: 1px solid var(--ck-line) !important;
	border-radius: 14px !important;
	background: rgba(255, 255, 255, 0.08) !important;
	color: #fff !important;
	font: inherit;
	padding: 13px 14px !important;
}

select option {
	color: #111827;
}

input:focus,
select:focus,
textarea:focus {
	border-color: rgba(29, 155, 240, 0.7) !important;
	box-shadow: 0 0 0 4px rgba(29, 155, 240, 0.13);
	outline: 0;
}

iframe {
	width: 100% !important;
	height: 360px !important;
	border: 1px solid var(--ck-line) !important;
	border-radius: var(--ck-radius) !important;
	box-shadow: var(--ck-shadow);
}

.whatsapp {
	right: 18px !important;
	bottom: 18px !important;
	display: grid;
	min-width: 56px;
	min-height: 56px;
	place-items: center;
	border-radius: 999px !important;
	background: var(--ck-green) !important;
	box-shadow: 0 16px 40px rgba(37, 211, 102, 0.34);
	color: #052e13 !important;
	font-weight: 950;
}

div[id$="Modal"] > div {
	border: 1px solid var(--ck-line);
	border-radius: var(--ck-radius) !important;
	background: #111827 !important;
	box-shadow: var(--ck-shadow);
}

@media (max-width: 760px) {
	header,
	nav {
		position: relative !important;
		top: auto;
		width: min(100vw - 22px, 1160px);
		border-radius: 24px;
	}

	header {
		justify-content: flex-start;
		padding: 12px 16px !important;
		text-align: left !important;
	}

	nav {
		align-items: stretch;
	}

	nav a {
		flex: 1 1 44%;
		text-align: center;
	}

	.hero,
	.section {
		width: min(100vw - 22px, 1160px);
	}

	.hero {
		align-items: flex-start !important;
		min-height: 460px;
		text-align: left !important;
	}

	.hero h1,
	.hero p {
		margin-left: 0;
		text-align: left;
	}
}