/*
	N & N Associates
	Design system: tokens, layout, components.
*/

/* ---------- Design tokens ---------- */

:root {
	--color-primary: #16233f;      /* deep navy */
	--color-primary-dark: #0d1626; /* near-black navy for gradients */
	--color-secondary: #3b4863;    /* slate */
	--color-accent: #a9822f;       /* muted gold/bronze, used sparingly */
	--color-accent-light: #c7a458;
	--color-background: #f7f5f0;   /* warm off-white */
	--color-surface: #ffffff;
	--color-surface-alt: #eeece4;
	--color-text: #1c2128;
	--color-text-muted: #565f6f;
	--color-text-on-dark: #f2f1ec;
	--color-text-on-dark-muted: #b7bdcc;
	--color-border: #ddd9cd;
	--color-border-dark: #2a3652;
	--color-focus: #2f6fed;

	--font-heading: Georgia, "Iowan Old Style", "Palatino Linotype", "Times New Roman", serif;
	--font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

	--content-max: 74rem;
	--content-narrow: 46rem;
	--space-1: 0.5rem;
	--space-2: 1rem;
	--space-3: 1.5rem;
	--space-4: 2.5rem;
	--space-5: 4rem;
	--space-6: 6rem;

	--radius: 3px;
	--transition: 160ms ease;
}

/* ---------- Reset ---------- */

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

html {
	-webkit-text-size-adjust: 100%;
	scroll-behavior: smooth;
}

body, h1, h2, h3, h4, p, figure, blockquote, dl, dd {
	margin: 0;
}

ul, ol {
	list-style: none;
	margin: 0;
	padding: 0;
}

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

table {
	border-collapse: collapse;
	width: 100%;
}

a {
	color: inherit;
}

button {
	font: inherit;
	color: inherit;
	background: none;
	border: 0;
	cursor: pointer;
}

@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;
	}
}

/* ---------- Base typography ---------- */

body {
	font-family: var(--font-body);
	font-size: 1rem;
	line-height: 1.65;
	color: var(--color-text);
	background: var(--color-background);
}

h1, h2, h3, h4 {
	font-family: var(--font-heading);
	font-weight: 700;
	line-height: 1.2;
	color: var(--color-primary);
}

h1 { font-size: clamp(1.9rem, 1.5rem + 1.8vw, 2.9rem); }
h2 { font-size: clamp(1.5rem, 1.25rem + 1.1vw, 2.1rem); }
h3 { font-size: clamp(1.15rem, 1.05rem + 0.5vw, 1.4rem); }
h4 { font-size: 1.05rem; }

p {
	max-width: 68ch;
}

p + p {
	margin-top: var(--space-2);
}

a {
	text-decoration-color: var(--color-accent);
}

:focus-visible {
	outline: 3px solid var(--color-focus);
	outline-offset: 2px;
}

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

.skip-link {
	position: absolute;
	left: 1rem;
	top: -3rem;
	background: var(--color-primary);
	color: var(--color-text-on-dark);
	padding: 0.75rem 1.25rem;
	border-radius: var(--radius);
	z-index: 1000;
	transition: top var(--transition);
}

.skip-link:focus {
	top: 1rem;
}

/* ---------- Icons ---------- */

.icon-sprite {
	position: absolute;
	width: 0;
	height: 0;
	overflow: hidden;
}

.icon {
	width: 1.15em;
	height: 1.15em;
	stroke: currentColor;
	fill: none;
	stroke-width: 1.75;
	vertical-align: -0.15em;
	flex-shrink: 0;
}

/* ---------- Layout ---------- */

.container {
	max-width: var(--content-max);
	margin-inline: auto;
	padding-inline: var(--space-3);
}

.section {
	padding-block: var(--space-6);
}

.section--tight {
	padding-block: var(--space-5);
}

.section--alt {
	background: var(--color-surface-alt);
}

.section--dark {
	background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
	color: var(--color-text-on-dark);
}

.section--dark h1,
.section--dark h2,
.section--dark h3 {
	color: var(--color-text-on-dark);
}

.section-header {
	max-width: var(--content-narrow);
	margin-bottom: var(--space-4);
}

.section-header p {
	color: var(--color-text-muted);
	margin-top: var(--space-1);
}

.section--dark .section-header p {
	color: var(--color-text-on-dark-muted);
}

.eyebrow {
	display: inline-block;
	font-family: var(--font-body);
	font-size: 0.78rem;
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--color-accent);
	margin-bottom: var(--space-1);
}

hr {
	border: 0;
	border-top: 1px solid var(--color-border);
	margin-block: var(--space-4);
}

/* ---------- Buttons ---------- */

.button {
	display: inline-flex;
	align-items: center;
	gap: 0.5em;
	padding: 0.85em 1.6em;
	font-family: var(--font-body);
	font-weight: 600;
	font-size: 0.95rem;
	letter-spacing: 0.01em;
	border-radius: var(--radius);
	border: 1px solid transparent;
	transition: background-color var(--transition), color var(--transition), border-color var(--transition);
	min-height: 44px;
}

.button--primary {
	background: var(--color-accent);
	color: #1c1608;
}

.button--primary:hover,
.button--primary:focus-visible {
	background: var(--color-accent-light);
}

.button--outline {
	border-color: currentColor;
	color: inherit;
	background: transparent;
}

.button--outline:hover,
.button--outline:focus-visible {
	background: rgba(255, 255, 255, 0.1);
}

.section:not(.section--dark) .button--outline:hover,
.section:not(.section--dark) .button--outline:focus-visible {
	background: rgba(22, 35, 63, 0.06);
}

.button-group {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-2);
	margin-top: var(--space-3);
}

/* ---------- Header / Navigation ---------- */

.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: var(--color-primary);
	color: var(--color-text-on-dark);
	border-bottom: 1px solid var(--color-border-dark);
}

.site-header .container {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-2);
	padding-block: 1rem;
}

.site-title {
	font-family: var(--font-heading);
	font-size: 1.3rem;
	font-weight: 700;
	line-height: 1.1;
}

.site-title a {
	text-decoration: none;
	color: var(--color-text-on-dark);
}

.nav-toggle {
	display: none;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	color: var(--color-text-on-dark);
}

.main-nav ul {
	display: flex;
	gap: var(--space-4);
}

.main-nav a {
	text-decoration: none;
	font-weight: 600;
	font-size: 0.95rem;
	letter-spacing: 0.01em;
	padding-block: 0.4rem;
	border-bottom: 2px solid transparent;
	transition: border-color var(--transition), color var(--transition);
}

.main-nav a:hover,
.main-nav a:focus-visible,
.main-nav a[aria-current="page"] {
	border-color: var(--color-accent);
}

@media (max-width: 700px) {
	.nav-toggle {
		display: inline-flex;
	}

	.main-nav {
		position: absolute;
		inset-inline: 0;
		top: 100%;
		background: var(--color-primary);
		border-bottom: 1px solid var(--color-border-dark);
		max-height: 0;
		overflow: hidden;
		transition: max-height var(--transition);
	}

	.main-nav.is-open {
		max-height: 20rem;
	}

	.main-nav ul {
		flex-direction: column;
		gap: 0;
		padding: 0.5rem var(--space-3) 1.25rem;
	}

	.main-nav a {
		display: block;
		padding-block: 0.85rem;
		border-bottom: 1px solid var(--color-border-dark);
	}
}

.icon-close {
	display: none;
}

.nav-toggle[aria-expanded="true"] .icon-menu {
	display: none;
}

.nav-toggle[aria-expanded="true"] .icon-close {
	display: block;
}

/* ---------- Hero ---------- */

.hero {
	background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
	color: var(--color-text-on-dark);
	padding-block: var(--space-6);
}

.hero .container {
	max-width: 46rem;
}

.hero h1 {
	color: var(--color-text-on-dark);
}

.hero__tagline {
	font-size: 1.15rem;
	color: var(--color-text-on-dark-muted);
	margin-top: var(--space-2);
	max-width: 42ch;
}

.hero__phone {
	margin-top: var(--space-3);
	display: inline-flex;
	align-items: center;
	gap: 0.5em;
	font-family: var(--font-heading);
	font-size: 1.4rem;
	color: var(--color-accent-light);
}

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

/* ---------- Page header (interior pages) ---------- */

.page-header {
	background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
	color: var(--color-text-on-dark);
	padding-block: var(--space-5);
}

.page-header h1 {
	color: var(--color-text-on-dark);
}

.page-header p {
	color: var(--color-text-on-dark-muted);
	margin-top: var(--space-1);
}

.breadcrumb {
	font-size: 0.85rem;
	color: var(--color-text-on-dark-muted);
	margin-bottom: var(--space-2);
}

.breadcrumb a {
	color: var(--color-text-on-dark-muted);
	text-decoration: underline;
}

.breadcrumb a:hover {
	color: var(--color-text-on-dark);
}

.breadcrumb-sep {
	margin-inline: 0.4em;
}

/* ---------- Practice-area cards ---------- */

.card-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
	gap: var(--space-3);
}

.card {
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-top: 3px solid var(--color-accent);
	padding: var(--space-3);
	display: flex;
	flex-direction: column;
	gap: var(--space-2);
}

.card__icon {
	width: 2.5rem;
	height: 2.5rem;
	color: var(--color-accent);
}

.card h3 {
	margin: 0;
}

.card .button {
	margin-top: auto;
	align-self: flex-start;
}

/* ---------- Spotlight (founder) ---------- */

.spotlight {
	display: grid;
	gap: var(--space-4);
	align-items: center;
}

.spotlight__image img {
	width: 100%;
	max-width: 22rem;
	margin-inline: auto;
	border: 1px solid var(--color-border);
}

.spotlight__role {
	color: var(--color-accent);
	font-weight: 600;
	font-size: 0.95rem;
	letter-spacing: 0.03em;
	text-transform: uppercase;
	margin-top: 0.25rem;
}

.spotlight p {
	max-width: none;
	margin-top: var(--space-2);
	color: var(--color-text-muted);
}

@media (min-width: 700px) {
	.spotlight {
		grid-template-columns: 18rem 1fr;
	}
}

/* ---------- Practice detail (about page) ---------- */

.practice-detail {
	max-width: var(--content-narrow);
	margin-inline: auto;
}

.practice-detail__item {
	padding-block: var(--space-3);
}

.practice-detail__item:not(:last-child) {
	border-bottom: 1px solid var(--color-border);
}

.practice-detail__item h3 {
	display: flex;
	align-items: center;
	gap: 0.6em;
}

.practice-detail__item .icon {
	color: var(--color-accent);
}

.practice-detail__item p {
	margin-top: var(--space-2);
	color: var(--color-text-muted);
	max-width: none;
}

/* ---------- CTA ---------- */

.cta {
	text-align: center;
}

.cta .container {
	max-width: var(--content-narrow);
}

.cta .button-group {
	justify-content: center;
}

/* ---------- Contact ---------- */

.contact-list {
	display: grid;
	gap: var(--space-3);
	max-width: 34rem;
}

.contact-list__item {
	display: flex;
	align-items: flex-start;
	gap: var(--space-2);
	padding: var(--space-2);
	background: var(--color-surface);
	border: 1px solid var(--color-border);
}

.contact-list__item .icon {
	color: var(--color-accent);
	margin-top: 0.2em;
	width: 1.3em;
	height: 1.3em;
}

.contact-list__label {
	display: block;
	font-size: 0.82rem;
	font-weight: 600;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--color-text-muted);
}

.contact-list__value a {
	text-decoration: none;
	font-weight: 600;
	color: var(--color-primary);
}

.contact-list__value a:hover {
	text-decoration: underline;
}

/* ---------- Footer ---------- */

.site-footer {
	background: var(--color-primary-dark);
	color: var(--color-text-on-dark-muted);
	padding-block: var(--space-4);
}

.site-footer .container {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	gap: var(--space-3);
}

.footer-social {
	display: flex;
	gap: var(--space-2);
}

.footer-social a {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	border: 1px solid var(--color-border-dark);
	border-radius: 50%;
	color: var(--color-text-on-dark);
	transition: background-color var(--transition), border-color var(--transition);
}

.footer-social a:hover,
.footer-social a:focus-visible {
	background: var(--color-accent);
	border-color: var(--color-accent);
	color: #1c1608;
}

.footer-meta {
	font-size: 0.85rem;
	line-height: 1.9;
}

.footer-meta a {
	text-decoration: underline;
	text-decoration-color: rgba(255,255,255,0.25);
}

.footer-meta a:hover {
	text-decoration-color: currentColor;
}

/* ---------- Disclaimer dialog ---------- */

.disclaimer-backdrop {
	position: fixed;
	inset: 0;
	background: rgba(13, 22, 38, 0.72);
	display: flex;
	align-items: center;
	justify-content: center;
	padding: var(--space-2);
	z-index: 1000;
}

.disclaimer-backdrop[hidden] {
	display: none;
}

.disclaimer {
	background: var(--color-surface);
	color: var(--color-text);
	max-width: 40rem;
	max-height: 85vh;
	overflow-y: auto;
	padding: var(--space-4);
	border-top: 4px solid var(--color-accent);
}

.disclaimer h2 {
	margin-bottom: var(--space-2);
}

.disclaimer p {
	max-width: none;
	font-size: 0.92rem;
	color: var(--color-text-muted);
}

.disclaimer .button {
	margin-top: var(--space-3);
}

/* ---------- Utility ---------- */

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