/* ==========================================================================
   Make Solution — main stylesheet
   ========================================================================== */

:root {
	--color-bg: #ffffff;
	--color-dark: #0b0f19;
	--color-dark-2: #11162a;
	--color-primary: #2f6fed;
	--color-primary-dark: #1b4fcb;
	--color-accent: #00c2cb;
	--color-text: #1a1d29;
	--color-muted: #6b7280;
	--color-light-bg: #f5f7fb;
	--color-border: #e6e9f2;
	--color-white: #ffffff;
	--radius-lg: 20px;
	--radius-md: 14px;
	--radius-sm: 8px;
	--container-width: 1200px;
	--transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
	--font-main: "Montserrat", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* ---------- Reset ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	font-family: var(--font-main);
	color: var(--color-text);
	background: var(--color-bg);
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
	overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea { font-family: inherit; }

.container {
	width: 100%;
	max-width: var(--container-width);
	margin: 0 auto;
	padding: 0 24px;
}

.eyebrow {
	display: inline-block;
	font-size: 13px;
	font-weight: 700;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--color-primary);
	margin-bottom: 14px;
}

h1, h2, h3, h4 {
	font-weight: 800;
	line-height: 1.15;
	letter-spacing: -0.01em;
}

.text-accent { color: var(--color-accent); }

.section { padding: 96px 0; }
.section-heading { max-width: 640px; margin-bottom: 56px; }
.section-heading h2 { font-size: clamp(28px, 4vw, 42px); }
.section-heading.light .eyebrow { color: var(--color-accent); }
.section-heading.light h2 { color: var(--color-white); }

/* ---------- Buttons ---------- */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 14px 28px;
	border-radius: 999px;
	font-weight: 700;
	font-size: 15px;
	transition: var(--transition);
	white-space: nowrap;
}
.btn-primary {
	background: var(--color-primary);
	color: var(--color-white);
	box-shadow: 0 8px 24px rgba(47, 111, 237, 0.35);
}
.btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); }
.btn-outline {
	border: 1.5px solid rgba(255, 255, 255, 0.3);
	color: inherit;
}
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* ---------- Header ---------- */
.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: rgba(255, 255, 255, 0.85);
	backdrop-filter: blur(10px);
	border-bottom: 1px solid var(--color-border);
}
.header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 76px;
	gap: 24px;
}
.site-logo { display: flex; align-items: center; }
.logo-text { font-size: 22px; font-weight: 800; color: var(--color-text); }
.logo-text::after { content: ""; }
.nav-menu { display: flex; align-items: center; gap: 32px; }
.nav-menu a {
	font-size: 15px;
	font-weight: 600;
	color: var(--color-text);
	transition: var(--transition);
}
.nav-menu a:hover { color: var(--color-primary); }
.header-cta { margin-left: auto; }
.nav-toggle {
	display: none;
	flex-direction: column;
	gap: 5px;
	width: 28px;
}
.nav-toggle span { display: block; height: 2px; background: var(--color-text); border-radius: 2px; }

/* ==========================================================================
   Split hero + checkerboard portfolio (homepage)
   ========================================================================== */
.split-section {
	display: flex;
	align-items: stretch;
	min-height: 100vh;
	background: var(--color-dark);
}

.split-sidebar {
	width: 45%;
	flex-shrink: 0;
	position: sticky;
	top: 0;
	height: 100vh;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	padding: 40px 6% 32px;
	color: var(--color-white);
	overflow-y: auto;
}

.sidebar-top {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 16px;
	font-size: 13px;
}
.sidebar-start-link {
	color: var(--color-accent);
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	font-size: 12px;
	line-height: 1.5;
	transition: var(--transition);
}
.sidebar-start-link:hover { color: var(--color-white); }
.sidebar-logo .logo-text { font-size: 20px; font-weight: 800; letter-spacing: 0.12em; color: var(--color-white); }
.sidebar-tag {
	color: var(--color-accent);
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	font-size: 11px;
	text-align: right;
	max-width: 120px;
}

.sidebar-body { margin: 32px 0; }
.sidebar-body h1 {
	color: var(--color-accent);
	font-size: clamp(32px, 4vw, 46px);
	margin-bottom: 20px;
}
.sidebar-intro {
	font-weight: 700;
	font-size: 14px;
	line-height: 1.6;
	letter-spacing: 0.01em;
	color: var(--color-white);
	margin-bottom: 18px;
	max-width: 420px;
}
.sidebar-desc {
	font-size: 14.5px;
	line-height: 1.75;
	color: rgba(255, 255, 255, 0.65);
	text-align: justify;
	max-width: 440px;
}

.sidebar-nav ul { display: flex; flex-direction: column; gap: 10px; }
.sidebar-nav a {
	font-size: 15px;
	font-weight: 600;
	color: rgba(255, 255, 255, 0.6);
	transition: var(--transition);
}
.sidebar-nav a:hover,
.sidebar-nav a.is-active { color: var(--color-accent); }

.sidebar-bottom { display: flex; align-items: flex-end; justify-content: space-between; }
.sidebar-social { display: flex; flex-direction: column; gap: 8px; }
.sidebar-social a { font-size: 13px; color: var(--color-accent); transition: var(--transition); }
.sidebar-social a:hover { color: var(--color-white); }
.sidebar-send { color: var(--color-accent); transition: var(--transition); }
.sidebar-send:hover { color: var(--color-white); transform: translateX(2px); }
.sidebar-scroll {
	width: 34px;
	height: 34px;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.08);
	display: flex;
	align-items: center;
	justify-content: center;
	color: rgba(255, 255, 255, 0.6);
	animation: bounce-down 2.2s ease-in-out infinite;
}
@keyframes bounce-down {
	0%, 100% { transform: translateY(0); }
	50% { transform: translateY(5px); }
}

.split-content { width: 55%; }
.checker-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
}
.checker-cell {
	position: relative;
	aspect-ratio: 1 / 1;
	display: flex;
	overflow: hidden;
}
.checker-media {
	background-size: cover;
	background-position: center;
	align-items: center;
	justify-content: center;
	text-align: center;
	padding: 24px;
}
.checker-media img { width: 100%; height: 100%; object-fit: cover; }
.checker-fallback-media { position: absolute; inset: 0; }
.checker-mark {
	font-size: clamp(20px, 2.6vw, 30px);
	line-height: 1.3;
	word-break: break-word;
}
.mark-bold { font-weight: 800; }
.mark-spaced { letter-spacing: 0.1em; }
.mark-script { font-family: "Brush Script MT", "Segoe Script", cursive; font-size: clamp(28px, 3.4vw, 40px); font-weight: 400; }
.mark-serif { font-family: Georgia, "Times New Roman", serif; font-style: italic; font-weight: 600; }
.mark-outline { font-weight: 800; letter-spacing: 0.14em; -webkit-text-stroke: 1px currentColor; }

.checker-caption {
	background: var(--color-dark-2);
	color: var(--color-white);
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 18px;
	text-align: center;
	padding: 24px;
	transition: var(--transition);
}
.checker-caption:hover { background: #171d38; }
.checker-icon { color: var(--color-white); opacity: 0.9; }
.checker-caption-text { display: flex; flex-direction: column; gap: 4px; }
.checker-title { font-size: 17px; font-weight: 700; }
.checker-category { font-size: 12.5px; color: rgba(255, 255, 255, 0.5); }

/* ---------- Start Project ---------- */
.start-project-hero { background: var(--color-dark); color: var(--color-white); padding-bottom: 0; }
.start-project-hero .eyebrow { color: var(--color-accent); }
.start-project-hero h1 { color: var(--color-white); font-size: clamp(30px, 4vw, 44px); }
.start-project-lead { color: rgba(255, 255, 255, 0.65); font-size: 16px; max-width: 560px; margin-top: 16px; }
.start-project-section { background: var(--color-dark); color: var(--color-white); }
.contact-form { max-width: 720px; }
.service-select {
	display: flex;
	align-items: center;
	gap: 10px;
	flex-wrap: wrap;
	margin-bottom: 32px;
}
.service-select-label {
	font-size: 14px;
	font-weight: 700;
	color: rgba(255, 255, 255, 0.5);
	margin-right: 4px;
}
.chip {
	padding: 10px 20px;
	border-radius: 999px;
	border: 1.5px solid rgba(255, 255, 255, 0.2);
	color: rgba(255, 255, 255, 0.7);
	font-size: 14px;
	font-weight: 600;
	transition: var(--transition);
}
.chip:hover { border-color: var(--color-accent); color: var(--color-white); }
.chip.is-active { background: var(--color-primary); border-color: var(--color-primary); color: var(--color-white); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-field { margin-bottom: 20px; }
.form-field label {
	display: block;
	font-size: 13px;
	font-weight: 600;
	margin-bottom: 8px;
	color: rgba(255, 255, 255, 0.7);
}
.form-field input,
.form-field textarea {
	width: 100%;
	padding: 14px 16px;
	border-radius: var(--radius-sm);
	border: 1.5px solid rgba(255, 255, 255, 0.15);
	background: rgba(255, 255, 255, 0.06);
	color: var(--color-white);
	font-size: 15px;
	transition: var(--transition);
}
.form-field input:focus,
.form-field textarea:focus { outline: none; border-color: var(--color-primary); background: rgba(255, 255, 255, 0.1); }
.btn-submit { margin-top: 8px; }
.form-message { margin-top: 16px; font-size: 14px; font-weight: 600; min-height: 20px; }
.form-message.success { color: #4ade80; }
.form-message.error { color: #f87171; }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-dark-2); color: rgba(255, 255, 255, 0.75); }
.footer-inner {
	display: grid;
	grid-template-columns: 1.4fr 0.8fr 0.8fr 0.8fr;
	gap: 40px;
	padding: 72px 24px 48px;
}
.footer-brand p { margin: 18px 0 20px; font-size: 14px; color: rgba(255, 255, 255, 0.55); }
.footer-widget-title, .site-footer h4 { color: var(--color-white); font-size: 15px; margin-bottom: 18px; }
.footer-menu, .footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-menu a, .footer-contact a { font-size: 14px; color: rgba(255, 255, 255, 0.65); transition: var(--transition); }
.footer-menu a:hover, .footer-contact a:hover { color: var(--color-accent); }
.social-links { display: flex; gap: 12px; }
.social-links a {
	width: 36px; height: 36px;
	display: flex; align-items: center; justify-content: center;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.08);
	font-size: 12px;
	font-weight: 700;
	transition: var(--transition);
}
.social-links a:hover { background: var(--color-primary); }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.08); padding: 20px 0; }
.footer-bottom .container { display: flex; justify-content: center; }
.footer-bottom p { font-size: 13px; color: rgba(255, 255, 255, 0.45); }

/* ---------- Generic content pages ---------- */
.generic-content { padding: 72px 0; }
.page-title { font-size: clamp(28px, 4vw, 40px); margin-bottom: 24px; }
.page-body { max-width: 760px; font-size: 16px; color: var(--color-text); }
.page-body p { margin-bottom: 18px; }
.single-thumbnail { border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 32px; }
.post-list-item { padding: 24px 0; border-bottom: 1px solid var(--color-border); }

/* ---------- Scroll animation ---------- */
[data-animate] {
	opacity: 0;
	transform: translateY(24px);
	transition: opacity 0.7s var(--transition), transform 0.7s var(--transition);
}
[data-animate].in-view { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 991px) {
	.footer-inner { grid-template-columns: 1fr 1fr; }
	.split-sidebar { width: 42%; padding: 32px 4% 24px; }
	.split-content { width: 58%; }
}

@media (max-width: 767px) {
	.nav-menu { display: none; }
	.header-cta { display: none; }
	.nav-toggle { display: flex; }
	.site-nav.is-open .nav-menu {
		display: flex;
		flex-direction: column;
		position: absolute;
		top: 76px;
		left: 0;
		right: 0;
		background: var(--color-white);
		padding: 24px;
		gap: 18px;
		border-bottom: 1px solid var(--color-border);
	}
	.form-row { grid-template-columns: 1fr; }
	.footer-inner { grid-template-columns: 1fr; padding: 56px 24px 32px; }
	.section { padding: 64px 0; }

	.split-section { flex-direction: column; min-height: 0; }
	.split-sidebar {
		width: 100%;
		position: relative;
		height: auto;
		padding: 32px 6% 40px;
	}
	.sidebar-bottom { display: none; }
	.split-content { width: 100%; }
	.checker-cell { aspect-ratio: 1 / 1; }
}

@media (max-width: 480px) {
	.checker-grid { grid-template-columns: 1fr; }
	.checker-cell { aspect-ratio: 4 / 3; }
}