/* =========================================================================
   BoatBrief MVP — styles.css
   Mobile-first, responsive, accessible (WCAG 2.2 AA), printer-friendly.
   ========================================================================= */

/* ----------------------------- Fonts ----------------------------------- */
/* Self-hosted (no Google Fonts) for privacy. */
@font-face {
	font-family: "Hanken Grotesk";
	src: url("/assets/fonts/hanken-grotesk-400.woff2") format("woff2");
	font-weight: 400;
	font-style: normal;
	font-display: swap;
}
@font-face {
	font-family: "JetBrains Mono";
	src: url("/assets/fonts/jetbrains-mono-400.woff2") format("woff2");
	font-weight: 400;
	font-style: normal;
	font-display: swap;
}
@font-face {
	font-family: "JetBrains Mono";
	src: url("/assets/fonts/jetbrains-mono-800.woff2") format("woff2");
	font-weight: 800;
	font-style: normal;
	font-display: swap;
}

/* ------------------------- Design tokens ------------------------------- */
:root {
	/* Core colours (from the brand styleguide) */
	--dark-blue: #081F35;
	--blue: #0B3C5D;
	--light-blue: #9CC9E8;
	--gray: #5A6B78;
	--white: #E9EEF3;
	/* A true white for cards/surfaces where --white (off-white) is the page bg */
	--surface: #FFFFFF;

	/* Semantic colours */
	--green: #157347;
	--green-bg: #EAF6F0;
	--amber: #8F5E00;
	--amber-bg: #FBF1DE;
	--red: #C0392B;
	--red-bg: #FBECEA;

	/* Cover gradient */
	--cover-gradient: linear-gradient(135deg, #081F35 0%, #0B3C5D 55%, #2E86C1 100%);

	/* Typography */
	--font-body: "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
	--font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

	/* Spacing scale */
	--space-1: 0.25rem;
	--space-2: 0.5rem;
	--space-3: 0.75rem;
	--space-4: 1rem;
	--space-5: 1.5rem;
	--space-6: 2rem;
	--space-7: 3rem;
	--space-8: 4rem;
	--space-9: 6rem;

	/* Misc */
	--radius: 12px;
	--radius-sm: 8px;
	--maxw: 1080px;
	--maxw-narrow: 640px;
	--shadow: 0 1px 2px rgba(8, 31, 53, 0.06), 0 6px 20px rgba(8, 31, 53, 0.08);
	--focus: 3px solid #2E86C1;
}

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

html { scroll-behavior: smooth; }

body {
	margin: 0;
	font-family: var(--font-body);
	font-size: 1.0625rem;
	line-height: 1.6;
	color: var(--dark-blue);
	background: var(--white);
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after {
		animation-duration: 0.001ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.001ms !important;
	}
}

h1, h2, h3 { line-height: 1.2; }
p { margin: 0 0 var(--space-4); }
ul, ol { margin: 0; }

a { color: var(--blue); }
a:hover { color: var(--dark-blue); }

img, svg { max-width: 100%; height: auto; }

/* Visible focus for keyboard users across all interactive elements */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
	outline: var(--focus);
	outline-offset: 2px;
	border-radius: 4px;
}

/* ----------------------------- Layout ---------------------------------- */
.container {
	width: 100%;
	max-width: var(--maxw);
	margin: 0 auto;
	padding: 0 var(--space-5);
}
.container--narrow { max-width: var(--maxw-narrow); }

.section { padding: var(--space-8) 0; }
.section--tint { background: var(--surface); }
.section__heading {
	font-size: clamp(1.6rem, 1rem + 2.5vw, 2.4rem);
	margin: 0 0 var(--space-3);
	color: var(--dark-blue);
}
.section__lead {
	font-size: 1.125rem;
	color: var(--gray);
	max-width: 60ch;
	margin: 0 0 var(--space-6);
}

/* --------------------------- Skip link --------------------------------- */
.skip-link {
	position: absolute;
	left: var(--space-4);
	top: var(--space-4);
	transform: translateY(-150%);
	background: var(--dark-blue);
	color: var(--white);
	padding: var(--space-2) var(--space-4);
	border-radius: var(--radius-sm);
	z-index: 100;
	text-decoration: none;
	transition: transform 0.15s ease;
}
.skip-link:focus { transform: translateY(0); color: var(--white); }

/* ---------------------------- Wordmark --------------------------------- */
.wordmark {
	font-family: var(--font-mono);
	font-weight: 800;
	letter-spacing: 0.02em;
	font-size: 1.25rem;
	text-decoration: none;
	white-space: nowrap;
}
.wordmark__boat { color: var(--dark-blue); }
.wordmark__brief { color: #2E86C1; }
/* On dark backgrounds, BOAT goes white */
.hero .wordmark__boat,
.site-header--dark .wordmark__boat { color: var(--white); }

/* ---------------------------- Buttons ---------------------------------- */
.btn {
	display: inline-block;
	font-family: var(--font-body);
	font-size: 1rem;
	font-weight: 700;
	line-height: 1.2;
	text-decoration: none;
	text-align: center;
	padding: var(--space-3) var(--space-5);
	border-radius: var(--radius-sm);
	border: 2px solid transparent;
	cursor: pointer;
	transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn--primary {
	background: #2E86C1;
	color: #FFFFFF;
	border-color: #2E86C1;
}
.btn--primary:hover { background: var(--blue); border-color: var(--blue); color: #FFFFFF; }
.btn--ghost {
	background: transparent;
	color: var(--white);
	border-color: var(--light-blue);
}
.btn--ghost:hover { background: rgba(156, 201, 232, 0.15); color: var(--white); }
.btn--lg { font-size: 1.0625rem; padding: var(--space-4) var(--space-6); }
.btn--block { display: block; width: 100%; }
.btn[disabled], .btn[aria-disabled="true"] {
	opacity: 0.6;
	cursor: not-allowed;
}

/* --------------------------- Site header ------------------------------- */
.site-header {
	position: sticky;
	top: 0;
	z-index: 50;
	background: var(--white);
	border-bottom: 1px solid rgba(8, 31, 53, 0.08);
}
.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-4);
	padding-top: var(--space-3);
	padding-bottom: var(--space-3);
}
.site-header__cta { white-space: nowrap; }

/* ------------------------------ Hero ----------------------------------- */
.hero {
	background: var(--cover-gradient);
	color: var(--white);
	padding: var(--space-9) 0;
}
.hero__inner { max-width: 760px; }
.hero__heading {
	font-size: clamp(2rem, 1.2rem + 4vw, 3.4rem);
	margin: var(--space-4) 0 var(--space-4);
	color: #FFFFFF;
}
.hero__sub {
	font-size: 1.2rem;
	color: var(--white);
	max-width: 56ch;
	margin-bottom: var(--space-6);
}
.hero__actions {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-4);
	margin-bottom: var(--space-5);
}
.hero__reassure {
	font-family: var(--font-mono);
	font-size: 0.875rem;
	color: var(--light-blue);
	margin: 0;
}

/* Beta badge */
.badge {
	display: inline-flex;
	align-items: center;
	gap: var(--space-2);
	font-family: var(--font-mono);
	font-size: 0.8125rem;
	letter-spacing: 0.02em;
	color: var(--dark-blue);
	background: var(--light-blue);
	padding: var(--space-2) var(--space-3);
	border-radius: 999px;
	margin: 0;
}
.badge__dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--green);
}

/* --------------------------- Steps (How) ------------------------------- */
.steps {
	list-style: none;
	padding: 0;
	display: grid;
	gap: var(--space-5);
	grid-template-columns: 1fr;
	counter-reset: step;
}
.step {
	background: var(--surface);
	border: 1px solid rgba(8, 31, 53, 0.08);
	border-radius: var(--radius);
	padding: var(--space-6);
	box-shadow: var(--shadow);
}
.step__num {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 2.5rem;
	height: 2.5rem;
	border-radius: 50%;
	background: var(--dark-blue);
	color: var(--white);
	font-family: var(--font-mono);
	font-weight: 800;
	margin-bottom: var(--space-3);
}
.step__title { font-size: 1.25rem; margin: 0 0 var(--space-2); }
.step__body { margin: 0; color: var(--gray); }

/* ---------------------------- Cards ------------------------------------ */
.cards {
	list-style: none;
	padding: 0;
	display: grid;
	gap: var(--space-4);
	grid-template-columns: 1fr;
}
.card {
	background: var(--white);
	border: 1px solid rgba(8, 31, 53, 0.10);
	border-left: 4px solid #2E86C1;
	border-radius: var(--radius-sm);
	padding: var(--space-5);
}
.card__title { font-size: 1.125rem; margin: 0 0 var(--space-2); color: var(--dark-blue); }
.card__body { margin: 0; color: var(--gray); font-size: 0.9875rem; }

/* --------------------------- Reasons (Why) ----------------------------- */
.reasons {
	list-style: none;
	padding: 0;
	display: grid;
	gap: var(--space-5);
	grid-template-columns: 1fr;
}
.reason {
	padding-left: var(--space-5);
	border-left: 4px solid var(--light-blue);
}
.reason__title { font-size: 1.1875rem; margin: 0 0 var(--space-2); }
.reason__body { margin: 0; color: var(--gray); }

/* ----------------------------- Form ------------------------------------ */
.section--form { background: var(--surface); }
.form {
	background: var(--white);
	border: 1px solid rgba(8, 31, 53, 0.10);
	border-radius: var(--radius);
	padding: var(--space-6);
	box-shadow: var(--shadow);
}
.form__row { margin-bottom: var(--space-5); }
.form__label {
	display: block;
	font-weight: 700;
	margin-bottom: var(--space-2);
	color: var(--dark-blue);
}
.form__optional { font-weight: 400; color: var(--gray); font-size: 0.875rem; }
.form__required { color: var(--red); }
.form__input {
	width: 100%;
	font-family: var(--font-body);
	font-size: 1rem;
	color: var(--dark-blue);
	background: var(--surface);
	padding: var(--space-3) var(--space-4);
	border: 2px solid var(--gray);
	border-radius: var(--radius-sm);
}
.form__input::placeholder { color: #8493a0; }
.form__input:focus-visible { border-color: #2E86C1; }
.form__textarea { resize: vertical; min-height: 6rem; }
.form__input[aria-invalid="true"] { border-color: var(--red); }

.form__hint {
	margin: var(--space-2) 0 0;
	font-size: 0.875rem;
	color: var(--gray);
}
.form__error {
	margin: var(--space-2) 0 0;
	font-size: 0.875rem;
	font-weight: 700;
	color: var(--red);
}

.form__smallprint {
	margin: var(--space-4) 0 0;
	font-size: 0.8125rem;
	color: var(--gray);
}

/* Form-level status messages (success / failure) */
.form__status {
	margin: var(--space-4) 0 0;
	padding: 0;
	font-weight: 700;
}
.form__status.is-success {
	padding: var(--space-4);
	border-radius: var(--radius-sm);
	background: var(--green-bg);
	color: var(--green);
	border: 1px solid var(--green);
}
.form__status.is-error {
	padding: var(--space-4);
	border-radius: var(--radius-sm);
	background: var(--red-bg);
	color: var(--red);
	border: 1px solid var(--red);
}

/* ---------------------------- Footer ----------------------------------- */
.site-footer {
	background: var(--dark-blue);
	color: var(--white);
	padding: var(--space-7) 0;
}
.wordmark--footer { font-size: 1.5rem; margin-bottom: var(--space-4); }
.site-footer .wordmark__boat { color: var(--white); }
.site-footer__disclaimer {
	max-width: 70ch;
	color: var(--light-blue);
	font-size: 0.9375rem;
}
.site-footer__disclaimer strong { color: var(--white); }
.site-footer__copy {
	margin: var(--space-4) 0 0;
	font-family: var(--font-mono);
	font-size: 0.8125rem;
	color: var(--gray);
}

/* -------------------------- Breakpoints -------------------------------- */
@media (min-width: 640px) {
	.cards { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 768px) {
	.steps { grid-template-columns: repeat(3, 1fr); }
	.reasons { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1000px) {
	.cards { grid-template-columns: repeat(4, 1fr); }
}

/* ----------------------------- Print ----------------------------------- */
@media print {
	.site-header,
	.hero__actions,
	.site-header__cta,
	.skip-link,
	.section--form,
	.btn { display: none !important; }

	body { background: #FFFFFF; color: #000000; font-size: 12pt; }
	.hero { background: none !important; color: #000000; padding: 0; }
	.hero__heading, .hero__sub { color: #000000; }
	.card, .step, .form { box-shadow: none; border: 1px solid #999; }
	a { color: #000000; text-decoration: underline; }
}