/* ==========================================================================
   AI Sadhana Theme — main.css
   Hand-written, no build step required. Mirrors /assets/src/css/.
   ========================================================================== */

/* ==========================================================================
   1. Design Tokens
   ========================================================================== */
:root {
	/* Color */
	--color-bg: #FFFFFF;
	--color-bg-alt: #F8FAFC;
	--color-ink: #0A0A0A;
	--color-ink-soft: #1F2937;
	--color-muted: #6B7280;
	--color-line: #E5E7EB;

	--color-blue: #2563EB;
	--color-blue-bright: #3B82F6;
	--color-blue-soft: #EFF6FF;
	--color-blue-deep: #1E40AF;

	--color-success: #10B981;
	--color-error: #EF4444;
	--color-focus: #3B82F6;

	/* Typography */
	--font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

	--fs-display: clamp(2.5rem, 6vw, 4.75rem);
	--fs-h1: clamp(2rem, 4.5vw, 3.25rem);
	--fs-h2: clamp(1.5rem, 3vw, 2.125rem);
	--fs-h3: clamp(1.125rem, 2vw, 1.375rem);
	--fs-lead: clamp(1.0625rem, 1.5vw, 1.25rem);
	--fs-body: 1rem;
	--fs-small: 0.875rem;
	--fs-eyebrow: 0.75rem;

	/* Spacing */
	--sp-1: 0.25rem;
	--sp-2: 0.5rem;
	--sp-3: 0.75rem;
	--sp-4: 1rem;
	--sp-5: 1.25rem;
	--sp-6: 1.5rem;
	--sp-8: 2rem;
	--sp-10: 2.5rem;
	--sp-12: 3rem;
	--sp-16: 4rem;
	--sp-20: 5rem;
	--sp-24: 6rem;
	--sp-section: clamp(4rem, 9vw, 8rem);

	/* Radii */
	--r-sm: 0.375rem;
	--r-md: 0.5rem;
	--r-lg: 0.75rem;
	--r-xl: 1rem;
	--r-full: 9999px;

	/* Shadows */
	--shadow-sm: 0 1px 2px rgba(10, 10, 10, 0.04);
	--shadow-md: 0 4px 12px rgba(10, 10, 10, 0.06);
	--shadow-lg: 0 12px 32px rgba(10, 10, 10, 0.08);
	--shadow-blue: 0 8px 24px rgba(37, 99, 235, 0.18);

	/* Motion */
	--ease-out: cubic-bezier(0.16, 1, 0.3, 1);
	--ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
	--ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
	--dur-fast: 150ms;
	--dur-normal: 300ms;
	--dur-slow: 600ms;
	--dur-cinematic: 900ms;

	/* Layout */
	--container: 1200px;
	--container-narrow: 800px;
	--container-wide: 1320px;
	--header-h: 80px;
	--header-h-scroll: 64px;
}

/* ==========================================================================
   2. Reset
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; -moz-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: hidden; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; min-height: 100dvh; overflow-x: hidden; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility; }
h1, h2, h3, h4, h5, h6, p, ul, ol, dl, figure, blockquote, pre { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; padding: 0; }
a { color: inherit; text-decoration: none; }
table { border-collapse: collapse; }

/* ==========================================================================
   3. Base
   ========================================================================== */
html { font-size: 100%; }
body {
	font-family: var(--font-sans);
	font-size: var(--fs-body);
	line-height: 1.6;
	color: var(--color-ink);
	background: var(--color-bg);
	font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
}

h1, .h1, h2, .h2, h3, .h3 { color: var(--color-ink); letter-spacing: -0.02em; line-height: 1.15; font-weight: 700; }
h1, .h1 { font-size: var(--fs-h1); }
h2, .h2 { font-size: var(--fs-h2); font-weight: 700; letter-spacing: -0.018em; }
h3, .h3 { font-size: var(--fs-h3); font-weight: 600; line-height: 1.3; }

p { color: var(--color-ink-soft); }
.lead { font-size: var(--fs-lead); line-height: 1.55; color: var(--color-ink-soft); }

a { color: var(--color-blue); transition: color var(--dur-fast) var(--ease-out); }
a:hover { color: var(--color-blue-deep); }

::selection { background: var(--color-blue); color: #fff; }

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

/* Skip link */
.skip-link {
	position: absolute; top: -40px; left: 0;
	background: var(--color-ink); color: #fff;
	padding: var(--sp-3) var(--sp-4);
	z-index: 100; font-size: var(--fs-small); font-weight: 600;
	border-radius: 0 0 var(--r-md) 0;
	transition: top var(--dur-normal) var(--ease-out);
}
.skip-link:focus { top: 0; outline: 2px solid var(--color-blue-bright); outline-offset: 0; }

.screen-reader-text {
	position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
	overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.screen-reader-text:focus { position: static !important; width: auto; height: auto; clip: auto; padding: var(--sp-3) var(--sp-4); margin: 0; overflow: visible; white-space: normal; }

/* ==========================================================================
   4. Layout
   ========================================================================== */
.container {
	width: 100%;
	max-width: var(--container);
	margin-inline: auto;
	padding-inline: var(--sp-6);
}
@media (min-width: 1024px) {
	.container { padding-inline: var(--sp-12); }
}
.container--narrow { max-width: var(--container-narrow); }
.container--wide { max-width: var(--container-wide); }

.section { padding-block: var(--sp-section); position: relative; }
.section--alt { background: var(--color-bg-alt); }

.section__header { max-width: 760px; margin-bottom: var(--sp-12); }
.section__header--center { margin-inline: auto; text-align: center; }
.section__heading { margin-bottom: var(--sp-4); }
.section__lead { color: var(--color-muted); }

.eyebrow {
	display: block;
	font-size: var(--fs-eyebrow);
	font-weight: 600;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--color-blue);
	margin-bottom: var(--sp-4);
	line-height: 1.4;
	max-width: 100%;
}
.eyebrow::before {
	content: '\2022\00a0\00a0';  /* Bullet + non-breaking double space — flows inline with text and wraps cleanly */
	color: var(--color-blue);
	font-weight: 700;
}
.eyebrow--center::before,
.eyebrow--no-bullet::before { content: none; }
.eyebrow--hero { font-size: 0.75rem; }
@media (min-width: 480px) { .eyebrow--hero { font-size: 0.8125rem; } }

.split { display: grid; gap: var(--sp-12); }
@media (min-width: 1024px) {
	.split { grid-template-columns: 1fr 1.4fr; gap: var(--sp-20); align-items: start; }
}

/* ==========================================================================
   5. Buttons
   ========================================================================== */
.btn {
	display: inline-flex;
	align-items: center;
	gap: var(--sp-2);
	min-height: 48px;
	padding: var(--sp-3) var(--sp-6);
	border-radius: var(--r-md);
	font-weight: 600;
	font-size: var(--fs-body);
	line-height: 1;
	cursor: pointer;
	transition: transform var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
	text-align: center;
	white-space: nowrap;
	user-select: none;
	border: 1px solid transparent;
}
.btn--lg { min-height: 56px; padding: var(--sp-4) var(--sp-8); font-size: 1.0625rem; }
.btn--sm { min-height: 40px; padding: var(--sp-2) var(--sp-4); font-size: var(--fs-small); }

.btn--primary { background: var(--color-blue); color: #fff; }
@media (hover: hover) {
	.btn--primary:hover { background: var(--color-blue-bright); transform: translateY(-1px); box-shadow: var(--shadow-blue); color: #fff; }
}
.btn--primary:active { transform: translateY(0); box-shadow: none; }

.btn--secondary { background: transparent; color: var(--color-ink); border-color: var(--color-ink); }
@media (hover: hover) {
	.btn--secondary:hover { background: var(--color-ink); color: #fff; transform: translateY(-1px); }
}
.btn--secondary:active { transform: translateY(0); }

.btn--ghost { background: transparent; color: var(--color-blue); }
@media (hover: hover) {
	.btn--ghost:hover { background: var(--color-blue-soft); }
}

.btn:disabled, .btn[aria-disabled="true"] { opacity: 0.5; cursor: not-allowed; pointer-events: none; }

/* ==========================================================================
   6. Header
   ========================================================================== */
.site-header {
	position: fixed;
	top: 0; left: 0; right: 0;
	z-index: 50;
	height: var(--header-h);
	display: flex; align-items: center;
	background: transparent;
	transition: background var(--dur-normal) var(--ease-out), height var(--dur-normal) var(--ease-out), box-shadow var(--dur-normal) var(--ease-out), backdrop-filter var(--dur-normal) var(--ease-out);
}
.site-header[data-state="scrolled"] {
	background: rgba(255, 255, 255, 0.92);
	backdrop-filter: saturate(180%) blur(12px);
	-webkit-backdrop-filter: saturate(180%) blur(12px);
	box-shadow: 0 1px 0 rgba(10, 10, 10, 0.05);
	height: var(--header-h-scroll);
}
.site-header__inner {
	display: flex; align-items: center; justify-content: space-between;
	gap: var(--sp-4);
}
.site-header__brand {
	display: inline-flex; align-items: center;
	color: var(--color-ink);
}
.site-header__brand img,
.site-header__brand .custom-logo {
	max-height: 44px;
	width: auto;
	transition: max-height var(--dur-normal) var(--ease-out);
}
.site-header[data-state="scrolled"] .site-header__brand img,
.site-header[data-state="scrolled"] .site-header__brand .custom-logo {
	max-height: 36px;
}
.site-header__brand-text {
	display: flex; flex-direction: column; line-height: 1.1;
	min-width: 0;
}
.site-header__brand-text strong { font-size: 1.0625rem; font-weight: 700; letter-spacing: -0.01em; white-space: nowrap; }
.site-header__brand-tag { font-size: 0.6875rem; color: var(--color-muted); margin-top: 2px; letter-spacing: 0.05em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
@media (min-width: 480px) {
	.site-header__brand-text strong { font-size: 1.125rem; }
}
@media (max-width: 380px) {
	.site-header__brand-tag { display: none; }
}

.site-header__cta { box-shadow: none; flex-shrink: 0; }
@media (max-width: 380px) {
	.site-header__cta { padding-inline: var(--sp-3); }
	.site-header__cta .icon { display: none; }
}

/* Constrain header padding on tiny screens so brand + CTA fit */
@media (max-width: 380px) {
	.site-header__inner { gap: var(--sp-2); }
}

/* Push main content below fixed header */
.site-main { padding-top: 0; }

/* ==========================================================================
   7. Hero
   ========================================================================== */
.section--hero {
	padding-top: clamp(7rem, 14vw, 10rem);
	padding-bottom: clamp(4rem, 8vw, 7rem);
	overflow: hidden;
	position: relative;
	background: var(--color-bg);
}
.hero__bg {
	position: absolute; inset: 0;
	pointer-events: none;
	overflow: hidden;
	z-index: 0;
}
.hero__halo {
	position: absolute; top: -10%; left: 50%;
	transform: translateX(-50%);
	width: 1100px; height: 1100px;
	background: radial-gradient(circle, var(--color-blue-soft) 0%, transparent 60%);
	opacity: 0.7;
	filter: blur(20px);
}
.hero__pattern {
	position: absolute; inset: 0;
	color: var(--color-blue);
	opacity: 0.045;
	mask-image: linear-gradient(to bottom, black 0%, black 60%, transparent 100%);
	-webkit-mask-image: linear-gradient(to bottom, black 0%, black 60%, transparent 100%);
}
.hero__inner {
	position: relative; z-index: 1;
	text-align: center;
	max-width: 880px;
	margin-inline: auto;
}
.hero__headline {
	font-size: var(--fs-display);
	font-weight: 700;
	line-height: 1.05;
	letter-spacing: -0.03em;
	color: var(--color-ink);
	margin-block: var(--sp-6);
	text-wrap: balance;
}
/* Hero headline reveal handled by the standard data-reveal="fade-up" pattern. */

.hero__subhead {
	max-width: 640px;
	margin-inline: auto;
	color: var(--color-ink-soft);
	margin-bottom: var(--sp-10);
}
.hero__ctas {
	display: flex; flex-wrap: wrap; gap: var(--sp-4);
	justify-content: center;
	margin-bottom: var(--sp-10);
}
.hero__trust {
	display: flex; flex-direction: column; align-items: center;
	gap: var(--sp-3);
	color: var(--color-muted);
	font-size: var(--fs-small);
	max-width: 100%;
}
@media (min-width: 600px) {
	.hero__trust { flex-direction: row; flex-wrap: wrap; justify-content: center; gap: var(--sp-2) var(--sp-6); }
}
.hero__trust li {
	display: inline-flex; align-items: center; gap: var(--sp-2);
	max-width: 100%;
}
.hero__trust .icon { color: var(--color-blue); flex-shrink: 0; }

@media (max-width: 600px) {
	.hero__ctas { flex-direction: column; }
	.hero__ctas .btn { width: 100%; justify-content: center; }
}

/* ==========================================================================
   8. Cards (generic + Why)
   ========================================================================== */
.cards {
	display: grid;
	gap: var(--sp-6);
}
@media (min-width: 600px) { .cards--3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .cards--3 { grid-template-columns: repeat(3, 1fr); } }

.card {
	background: var(--color-bg);
	border: 1px solid var(--color-line);
	border-radius: var(--r-lg);
	padding: var(--sp-8);
	transition: transform var(--dur-normal) var(--ease-out), box-shadow var(--dur-normal) var(--ease-out), border-color var(--dur-normal) var(--ease-out);
}
@media (hover: hover) {
	.card:hover {
		transform: translateY(-2px);
		box-shadow: var(--shadow-md);
		border-color: var(--color-blue-soft);
	}
}
.card__icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 56px; height: 56px;
	border-radius: var(--r-md);
	background: var(--color-blue-soft);
	color: var(--color-blue);
	margin-bottom: var(--sp-5);
	transition: background var(--dur-normal) var(--ease-out);
}
.card:hover .card__icon { background: var(--color-blue); color: #fff; }
.card__title { margin-bottom: var(--sp-3); color: var(--color-ink); }
.card__text { color: var(--color-muted); font-size: 0.9375rem; }

/* ==========================================================================
   8b. About — editorial layout (lead callout + 2-col paragraphs + stats)
   ========================================================================== */
.about__header { margin-bottom: var(--sp-10); }

.about__body { max-width: 720px; margin-inline: auto; }

.about__lead {
	font-size: clamp(1.1875rem, 2.2vw, 1.5rem);
	line-height: 1.5;
	font-weight: 500;
	color: var(--color-ink);
	letter-spacing: -0.012em;
	padding: var(--sp-1) 0 var(--sp-1) var(--sp-6);
	border-left: 3px solid var(--color-blue);
	margin-bottom: var(--sp-10);
	text-wrap: pretty;
}
@media (min-width: 768px) {
	.about__lead { padding-left: var(--sp-8); }
}

.about__paragraphs {
	display: grid;
	gap: var(--sp-6);
}
@media (min-width: 768px) {
	.about__paragraphs {
		grid-template-columns: 1fr 1fr;
		gap: var(--sp-8);
	}
}
.about__paragraphs p {
	font-size: 0.9375rem;
	line-height: 1.7;
	color: var(--color-ink-soft);
	margin: 0;
}

.about__stats {
	margin-top: var(--sp-16);
	padding-top: var(--sp-10);
	border-top: 1px solid var(--color-line);
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: var(--sp-8) var(--sp-6);
	list-style: none;
}
@media (min-width: 768px) {
	.about__stats {
		grid-template-columns: repeat(4, 1fr);
		gap: var(--sp-8);
	}
}
.about__stat {
	text-align: center;
	display: flex;
	flex-direction: column;
	gap: var(--sp-2);
	position: relative;
}
@media (min-width: 768px) {
	.about__stat:not(:last-child)::after {
		content: '';
		position: absolute;
		right: calc(var(--sp-4) * -1);
		top: 12%;
		bottom: 12%;
		width: 1px;
		background: var(--color-line);
	}
}
.about__stat-num {
	font-size: clamp(1.875rem, 4vw, 2.5rem);
	font-weight: 700;
	letter-spacing: -0.03em;
	color: var(--color-blue);
	line-height: 1;
	font-feature-settings: 'tnum' 1, 'cv11' 1;
}
.about__stat-label {
	font-size: var(--fs-small);
	color: var(--color-muted);
	font-weight: 500;
	letter-spacing: 0.01em;
}

/* ==========================================================================
   9. Program (modules timeline)
   ========================================================================== */
.modules {
	display: grid;
	gap: var(--sp-6);
}
@media (min-width: 1024px) {
	.modules { gap: var(--sp-8); }
}
.module {
	display: grid;
	grid-template-columns: auto 1fr;
	gap: var(--sp-5);
	background: var(--color-bg);
	border: 1px solid var(--color-line);
	border-radius: var(--r-lg);
	padding: var(--sp-6);
	transition: border-color var(--dur-normal) var(--ease-out), transform var(--dur-normal) var(--ease-out), box-shadow var(--dur-normal) var(--ease-out);
	position: relative;
}
@media (min-width: 1024px) {
	.module { padding: var(--sp-8); align-items: center; gap: var(--sp-8); }
}
@media (hover: hover) {
	.module:hover { border-color: var(--color-blue); transform: translateY(-2px); box-shadow: var(--shadow-md); }
}
.module__num {
	display: inline-flex; align-items: center; justify-content: center;
	width: 56px; height: 56px;
	background: var(--color-blue);
	color: #fff;
	font-weight: 700;
	font-size: 1.125rem;
	border-radius: var(--r-md);
	letter-spacing: -0.02em;
	flex-shrink: 0;
}
@media (min-width: 1024px) {
	.module__num { width: 72px; height: 72px; font-size: 1.375rem; }
}
.module__title { color: var(--color-ink); margin-bottom: var(--sp-2); }
.module__text { color: var(--color-muted); font-size: 0.9375rem; }

/* ==========================================================================
   10. Who (tags)
   ========================================================================== */
.tags { display: flex; flex-wrap: wrap; gap: var(--sp-3); }
.tag {
	display: inline-flex; align-items: center; gap: var(--sp-2);
	padding: var(--sp-3) var(--sp-5);
	background: var(--color-bg);
	border: 1px solid var(--color-line);
	border-radius: var(--r-full);
	font-size: 0.9375rem;
	font-weight: 500;
	transition: border-color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
@media (hover: hover) {
	.tag:hover { border-color: var(--color-blue); background: var(--color-blue-soft); color: var(--color-blue-deep); }
}
.tag__check { color: var(--color-blue); flex-shrink: 0; }
.who__reassurance { margin-top: var(--sp-8); font-size: var(--fs-lead); color: var(--color-ink); font-weight: 500; }

/* ==========================================================================
   11. Features grid
   ========================================================================== */
.features-grid {
	display: grid;
	gap: var(--sp-4);
}
@media (min-width: 768px) { .features-grid { grid-template-columns: repeat(2, 1fr); gap: var(--sp-5); } }

.features-grid__item {
	display: flex; align-items: center; gap: var(--sp-4);
	padding: var(--sp-5) var(--sp-6);
	background: var(--color-bg);
	border: 1px solid var(--color-line);
	border-radius: var(--r-md);
	transition: border-color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
@media (hover: hover) {
	.features-grid__item:hover { border-color: var(--color-blue); transform: translateX(2px); }
}
.features-grid__check {
	display: inline-flex; align-items: center; justify-content: center;
	color: var(--color-blue);
	flex-shrink: 0;
}
.features-grid__text { font-weight: 500; }

/* ==========================================================================
   12. Vision
   ========================================================================== */
.vision { text-align: center; }
.vision__heading {
	font-size: clamp(1.75rem, 3.5vw, 2.5rem);
	font-weight: 700;
	letter-spacing: -0.02em;
	line-height: 1.2;
	margin-block: var(--sp-4) var(--sp-8);
	text-wrap: balance;
}
.vision__p { font-size: var(--fs-lead); margin-bottom: var(--sp-4); color: var(--color-ink-soft); line-height: 1.55; }
.vision__p--accent { color: var(--color-blue-deep); font-weight: 500; margin-top: var(--sp-6); }

/* ==========================================================================
   13. FAQ accordion
   ========================================================================== */
.faq { border-top: 1px solid var(--color-line); }
.faq__item {
	border-bottom: 1px solid var(--color-line);
}
.faq__q {
	display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4);
	padding: var(--sp-6) 0;
	font-size: 1.0625rem;
	font-weight: 600;
	color: var(--color-ink);
	cursor: pointer;
	list-style: none;
	transition: color var(--dur-fast) var(--ease-out);
}
.faq__q::-webkit-details-marker { display: none; }
.faq__q:hover { color: var(--color-blue); }
.faq__q-text { flex: 1; }
.faq__chevron {
	display: inline-flex; align-items: center; justify-content: center;
	width: 32px; height: 32px;
	border-radius: var(--r-full);
	background: var(--color-blue-soft);
	color: var(--color-blue);
	transition: transform var(--dur-normal) var(--ease-out), background var(--dur-fast) var(--ease-out);
	flex-shrink: 0;
}
.faq__item[open] .faq__chevron { transform: rotate(180deg); background: var(--color-blue); color: #fff; }
.faq__a { padding-bottom: var(--sp-6); padding-right: var(--sp-12); color: var(--color-ink-soft); animation: faqOpen 350ms var(--ease-out); }
@keyframes faqOpen {
	from { opacity: 0; transform: translateY(-4px); }
	to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) { .faq__a { animation: none; } }

/* ==========================================================================
   14. Final CTA + Signup form
   ========================================================================== */
.section--final-cta { background: var(--color-blue-soft); position: relative; overflow: hidden; }
.section--final-cta::before {
	content: '';
	position: absolute; inset: 0;
	background: radial-gradient(circle at 50% 0%, rgba(37, 99, 235, 0.08) 0%, transparent 50%);
	pointer-events: none;
}
.final-cta { text-align: center; position: relative; }
.final-cta__heading {
	font-size: clamp(2rem, 4vw, 2.75rem);
	font-weight: 700;
	letter-spacing: -0.025em;
	margin-block: var(--sp-4) var(--sp-4);
	text-wrap: balance;
}
.final-cta__lead { color: var(--color-ink-soft); margin-bottom: var(--sp-10); max-width: 560px; margin-inline: auto; }

.signup-form {
	max-width: 640px; margin-inline: auto;
	display: grid;
	gap: var(--sp-5);
	text-align: left;
}
.signup-form__row { display: grid; gap: var(--sp-5); }
@media (min-width: 600px) { .signup-form__row { grid-template-columns: 1fr 1fr; } }

.signup-form__field { display: flex; flex-direction: column; gap: var(--sp-2); }
.signup-form__field label {
	font-size: var(--fs-small); font-weight: 600; color: var(--color-ink);
}
.signup-form__optional { color: var(--color-muted); font-weight: 400; }
.signup-form__field input,
.signup-form__field select {
	height: 52px;
	padding: 0 var(--sp-4);
	border: 1px solid var(--color-line);
	background: #fff;
	border-radius: var(--r-md);
	transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
	font-size: var(--fs-body);
	color: var(--color-ink);
}
.signup-form__field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right var(--sp-4) center; padding-right: var(--sp-10); }
.signup-form__field input::placeholder { color: var(--color-muted); }
.signup-form__field input:focus,
.signup-form__field select:focus {
	outline: none; border-color: var(--color-blue);
	box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}
.signup-form__field--error input,
.signup-form__field--error select {
	border-color: var(--color-error);
	box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.12);
}
.signup-form__error { color: var(--color-error); font-size: var(--fs-small); font-weight: 500; }
.signup-form__honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.signup-form__submit {
	margin-top: var(--sp-2);
	justify-content: center;
	min-width: 280px;
	margin-inline: auto;
	position: relative;
}
.signup-form__spinner {
	display: none;
	animation: spin 800ms linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.signup-form.is-loading .signup-form__spinner { display: inline-block; }
.signup-form.is-loading .signup-form__submit-label { opacity: 0.7; }

.signup-form__microcopy {
	font-size: var(--fs-small); color: var(--color-muted); text-align: center; margin-top: var(--sp-1);
}
.signup-form__status {
	margin-top: var(--sp-4); padding: var(--sp-3) var(--sp-4); border-radius: var(--r-md);
	font-size: var(--fs-small); text-align: center;
}
.signup-form__status[data-state="success"] { background: #ECFDF5; color: #065F46; border: 1px solid #A7F3D0; }
.signup-form__status[data-state="error"]   { background: #FEF2F2; color: #991B1B; border: 1px solid #FECACA; }

/* ==========================================================================
   15. Footer
   ========================================================================== */
.site-footer { background: var(--color-ink); color: #E5E7EB; padding-top: var(--sp-section); }
.site-footer__inner {
	display: grid;
	gap: var(--sp-12);
	padding-bottom: var(--sp-16);
}
@media (min-width: 600px) {
	.site-footer__inner { grid-template-columns: repeat(2, 1fr); gap: var(--sp-10); }
}
@media (min-width: 1024px) {
	.site-footer__inner { grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: var(--sp-12); }
}
.site-footer__col { min-width: 0; }
.site-footer__brand { color: #fff; }
.site-footer__logo-mark { font-size: 1.25rem; font-weight: 700; color: #fff; letter-spacing: -0.01em; }
.site-footer__tagline { color: var(--color-blue-bright); font-weight: 500; margin-top: var(--sp-2); margin-bottom: var(--sp-4); font-size: var(--fs-small); letter-spacing: 0.02em; }
.site-footer__about { color: #9CA3AF; font-size: var(--fs-small); line-height: 1.6; max-width: 320px; }

.site-footer__heading { color: #fff; font-size: var(--fs-small); font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: var(--sp-5); }
.site-footer__links { display: flex; flex-direction: column; gap: var(--sp-3); }
.site-footer__links a { color: #9CA3AF; font-size: var(--fs-small); transition: color var(--dur-fast) var(--ease-out); }
.site-footer__links a:hover { color: var(--color-blue-bright); }

.site-footer__social { display: flex; flex-wrap: wrap; gap: var(--sp-3); margin-top: var(--sp-5); }
.site-footer__social a {
	display: inline-flex; align-items: center; justify-content: center;
	width: 40px; height: 40px;
	border-radius: var(--r-md);
	background: rgba(255, 255, 255, 0.05);
	color: #9CA3AF;
	transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
@media (hover: hover) {
	.site-footer__social a:hover { background: var(--color-blue); color: #fff; transform: translateY(-2px); }
}

.site-footer__bottom { border-top: 1px solid rgba(255, 255, 255, 0.06); padding-block: var(--sp-6); }
.site-footer__bottom-inner {
	display: flex; flex-direction: column; align-items: center; gap: var(--sp-2);
	text-align: center;
}
@media (min-width: 768px) {
	.site-footer__bottom-inner { flex-direction: row; justify-content: space-between; text-align: left; }
}
.site-footer__copyright,
.site-footer__credits { color: #6B7280; font-size: var(--fs-small); margin: 0; }
.site-footer__credits a { color: #9CA3AF; transition: color var(--dur-fast) var(--ease-out); }
.site-footer__credits a:hover { color: var(--color-blue-bright); }

/* ==========================================================================
   16. Thank-you, page, 404
   ========================================================================== */
.section--thanks { padding-top: clamp(8rem, 16vw, 12rem); }
.thanks { text-align: center; }
.thanks__icon {
	display: inline-flex; align-items: center; justify-content: center;
	width: 96px; height: 96px;
	border-radius: var(--r-full);
	background: #ECFDF5;
	color: var(--color-success);
	margin-bottom: var(--sp-8);
}
.thanks__heading {
	font-size: clamp(2rem, 4.5vw, 3rem);
	font-weight: 700;
	letter-spacing: -0.025em;
	margin-block: var(--sp-3) var(--sp-5);
	text-wrap: balance;
}
.thanks__steps {
	margin-top: var(--sp-12);
	background: var(--color-bg-alt);
	border-radius: var(--r-lg);
	padding: var(--sp-8);
	text-align: left;
}
.thanks__steps-heading { font-size: 1rem; font-weight: 600; margin-bottom: var(--sp-4); }
.thanks__steps-list { display: flex; flex-direction: column; gap: var(--sp-3); list-style: none; counter-reset: thanksStep; }
.thanks__steps-list li { padding-left: var(--sp-8); position: relative; counter-increment: thanksStep; color: var(--color-ink-soft); }
.thanks__steps-list li::before {
	content: counter(thanksStep);
	position: absolute; left: 0; top: 2px;
	width: 24px; height: 24px;
	background: var(--color-blue);
	color: #fff;
	border-radius: var(--r-full);
	display: inline-flex; align-items: center; justify-content: center;
	font-size: 0.75rem; font-weight: 700;
}
.thanks__community {
	margin: var(--sp-8) 0;
	padding: var(--sp-5);
	background: var(--color-blue-soft);
	border: 1px dashed var(--color-blue);
	border-radius: var(--r-md);
}
.thanks__community-note { color: var(--color-blue-deep); font-weight: 500; margin: 0; }

.section--page { padding-top: clamp(8rem, 14vw, 11rem); }
.page-header { margin-bottom: var(--sp-12); }
.page-header__title { font-size: clamp(2rem, 4vw, 2.75rem); margin-top: var(--sp-3); }

.prose p { margin-bottom: var(--sp-4); }
.prose h2 { margin-top: var(--sp-10); margin-bottom: var(--sp-4); }
.prose h3 { margin-top: var(--sp-8); margin-bottom: var(--sp-3); }
.prose ul, .prose ol { margin-bottom: var(--sp-4); padding-left: var(--sp-6); }
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose li { margin-bottom: var(--sp-2); }

.section--404 { padding-top: clamp(10rem, 18vw, 14rem); padding-bottom: clamp(8rem, 12vw, 10rem); }
.error-404 { text-align: center; }
.error-404 .eyebrow { font-size: 1.25rem; margin-bottom: var(--sp-4); }
.error-404__heading {
	font-size: clamp(2rem, 4.5vw, 3rem);
	margin-bottom: var(--sp-5);
	text-wrap: balance;
}

/* ==========================================================================
   17. Reveal animations (fade-up + stagger)
   Default: VISIBLE (no-JS / SEO-safe / no flash of invisible content).
   .js-ready on <body> opts in to the hidden initial state; IO toggles .is-revealed.
   ========================================================================== */
[data-reveal] { transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out); }

.js-ready [data-reveal="fade-up"]:not(.is-revealed) {
	opacity: 0;
	transform: translateY(28px);
}
.js-ready [data-reveal="fade-up"].is-revealed {
	opacity: 1;
	transform: none;
}

[data-reveal="stagger"] [data-reveal-item] {
	transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
}
.js-ready [data-reveal="stagger"]:not(.is-revealed) [data-reveal-item] {
	opacity: 0;
	transform: translateY(24px);
}
.js-ready [data-reveal="stagger"].is-revealed [data-reveal-item] {
	opacity: 1; transform: none;
}
[data-reveal="stagger"].is-revealed [data-reveal-item]:nth-child(1) { transition-delay: 0ms; }
[data-reveal="stagger"].is-revealed [data-reveal-item]:nth-child(2) { transition-delay: 80ms; }
[data-reveal="stagger"].is-revealed [data-reveal-item]:nth-child(3) { transition-delay: 160ms; }
[data-reveal="stagger"].is-revealed [data-reveal-item]:nth-child(4) { transition-delay: 240ms; }
[data-reveal="stagger"].is-revealed [data-reveal-item]:nth-child(5) { transition-delay: 320ms; }
[data-reveal="stagger"].is-revealed [data-reveal-item]:nth-child(6) { transition-delay: 400ms; }
[data-reveal="stagger"].is-revealed [data-reveal-item]:nth-child(7) { transition-delay: 480ms; }
[data-reveal="stagger"].is-revealed [data-reveal-item]:nth-child(n+8) { transition-delay: 560ms; }

@media (prefers-reduced-motion: reduce) {
	.js-ready [data-reveal] { opacity: 1 !important; transform: none !important; transition: none !important; }
	.js-ready [data-reveal] [data-reveal-item] { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* ==========================================================================
   18. WordPress utilities
   ========================================================================== */
.aligncenter { margin-left: auto; margin-right: auto; display: block; }
.alignleft { float: left; margin-right: var(--sp-5); }
.alignright { float: right; margin-left: var(--sp-5); }
.wp-caption-text { color: var(--color-muted); font-size: var(--fs-small); margin-top: var(--sp-2); }

/* ==========================================================================
   19. Print
   ========================================================================== */
@media print {
	.site-header, .site-footer__bottom, .signup-form, .hero__bg { display: none; }
	body { color: #000; background: #fff; }
	a { color: #000; text-decoration: underline; }
}