/* ==========================================================================
   SANTÉ COGNITIVE — DESIGN SYSTEM
   Ivoire chaud · vert profond · doré discret · noir doux.
   Bordures fines, quasiment pas d'ombres, formes peu arrondies.
   ========================================================================== */

:root {
	/* --- Couleurs ------------------------------------------------------- */
	--sc-bg:            #f7f3eb;
	--sc-bg-warm:       #f3ede1;
	--sc-surface:       #fffdf8;
	--sc-surface-alt:   #faf6ee;

	--sc-text:          #151815;
	--sc-text-soft:     #3a3f39;
	--sc-muted:         #63665f;
	--sc-muted-light:   #8b8d85;

	--sc-green:         #0b3d3d;
	--sc-green-dark:    #052f30;
	--sc-green-deep:    #04262a;
	--sc-green-soft:    #1c5453;

	--sc-gold:          #c99242;
	--sc-gold-light:    #dcae66;
	--sc-gold-soft:     #e4c692;

	--sc-border:        #ded8cc;
	--sc-border-light:  #e9e3d7;
	--sc-border-dark:   #cdc5b5;

	/* Accents par univers — micro-variation, jamais cinq sites (§19) */
	--sc-u-memoire:     #1e4a32;
	--sc-u-concentration:#124a52;
	--sc-u-performance: #1b3a52;
	--sc-u-nutrition:   #7d5a24;
	--sc-u-longevite:   #7a4b3f;

	/* --- Typographie ---------------------------------------------------- */
	--sc-serif: 'Cormorant Garamond', 'Iowan Old Style', 'Palatino Linotype', Palatino, Georgia, serif;
	--sc-sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

	--sc-fs-hero:   clamp(2.6rem, 1.3rem + 3.6vw, 4.6rem);
	--sc-fs-h1:     clamp(2.2rem, 1.3rem + 2.6vw, 3.6rem);
	--sc-fs-h2:     clamp(1.7rem, 1.2rem + 1.5vw, 2.4rem);
	--sc-fs-h3:     clamp(1.35rem, 1.1rem + 0.8vw, 1.7rem);
	--sc-fs-lede:   clamp(1.08rem, 1rem + 0.4vw, 1.3rem);
	--sc-fs-body:   1.1875rem;   /* 19px */
	--sc-fs-ui:     0.9375rem;   /* 15px */
	--sc-fs-sm:     0.875rem;    /* 14px */
	--sc-fs-xs:     0.75rem;     /* 12px */

	--sc-lh-tight:  1.08;
	--sc-lh-title:  1.18;
	--sc-lh-body:   1.75;

	--sc-ls-kicker: 0.14em;
	--sc-ls-logo:   0.1em;

	/* --- Espacements ---------------------------------------------------- */
	--sc-s1: 0.5rem;
	--sc-s2: 0.875rem;
	--sc-s3: 1.25rem;
	--sc-s4: 2rem;
	--sc-s5: 3rem;
	--sc-s6: 4.5rem;
	--sc-s7: 6.5rem;
	--sc-section: clamp(3.5rem, 2rem + 5vw, 6.5rem);

	/* --- Structure ------------------------------------------------------ */
	--sc-container:  1320px;
	--sc-container-n: 1120px;
	--sc-article:    720px;
	--sc-header-h:   84px;

	--sc-radius:     3px;
	--sc-radius-md:  5px;
	--sc-border-w:   1px;

	--sc-ease: cubic-bezier(.22, .61, .36, 1);
}

/* --------------------------------------------------------------------------
   Réinitialisation minimale
   -------------------------------------------------------------------------- */

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

html {
	-webkit-text-size-adjust: 100%;
	scroll-behavior: smooth;
	scroll-padding-top: calc(var(--sc-header-h) + 1.5rem);
}

body.sc {
	margin: 0;
	background: var(--sc-bg);
	color: var(--sc-text);
	font-family: var(--sc-sans);
	font-size: var(--sc-fs-body);
	line-height: var(--sc-lh-body);
	font-weight: 400;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	overflow-x: hidden;
}

img, picture, video, canvas, svg { display: block; max-width: 100%; }
img { height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }

h1, h2, h3, h4, h5, h6 { margin: 0; font-weight: 400; }
p, ul, ol, figure, blockquote, table { margin: 0; }

a { color: inherit; text-decoration-color: color-mix(in srgb, currentColor 35%, transparent); text-underline-offset: 3px; }
a:hover { text-decoration-color: currentColor; }

hr { border: 0; border-top: var(--sc-border-w) solid var(--sc-border); margin: var(--sc-s5) 0; }

::selection { background: var(--sc-gold-soft); color: var(--sc-green-deep); }

/* Accessibilité : focus toujours visible (§47) */
:where(a, button, input, textarea, select, summary, [tabindex]):focus-visible {
	outline: 2px solid var(--sc-green);
	outline-offset: 3px;
	border-radius: 2px;
}

.screen-reader-text {
	position: absolute !important;
	width: 1px; height: 1px;
	padding: 0; margin: -1px;
	overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%);
	white-space: nowrap; border: 0;
}

.sc-skip-link {
	position: absolute; left: 1rem; top: -100px;
	z-index: 999;
	background: var(--sc-green); color: #fff;
	padding: .75rem 1.25rem;
	font-size: var(--sc-fs-ui);
	transition: top .2s var(--sc-ease);
}
.sc-skip-link:focus { top: 1rem; }

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after {
		animation-duration: .01ms !important;
		transition-duration: .01ms !important;
	}
}

/* --------------------------------------------------------------------------
   Structure
   -------------------------------------------------------------------------- */

.sc-container {
	width: 100%;
	max-width: var(--sc-container);
	margin-inline: auto;
	padding-inline: clamp(1.25rem, 4vw, 3rem);
}
.sc-container--narrow { max-width: var(--sc-container-n); }
.sc-container--article { max-width: calc(var(--sc-article) + 6rem); }

.sc-section { padding-block: var(--sc-section); }
.sc-section--tight { padding-block: clamp(2.5rem, 1.5rem + 3vw, 4rem); }
.sc-section--warm { background: var(--sc-bg-warm); }
.sc-section--surface { background: var(--sc-surface); }

.sc-main { display: block; min-height: 45vh; }

/* --------------------------------------------------------------------------
   Typographie
   -------------------------------------------------------------------------- */

.sc-h1, .sc-h2, .sc-h3 { font-family: var(--sc-serif); color: var(--sc-text); }

.sc-h1 {
	font-size: var(--sc-fs-h1);
	line-height: var(--sc-lh-title);
	letter-spacing: -0.012em;
}
.sc-h2 {
	font-size: var(--sc-fs-h2);
	line-height: 1.22;
	letter-spacing: -0.008em;
}
.sc-h3 {
	font-size: var(--sc-fs-h3);
	line-height: 1.3;
}

.sc-lede {
	font-size: var(--sc-fs-lede);
	line-height: 1.62;
	color: var(--sc-text-soft);
	max-width: 62ch;
}

/* Kicker : petit label capitales, la signature du média */
.sc-kicker {
	display: inline-block;
	font-family: var(--sc-sans);
	font-size: var(--sc-fs-xs);
	font-weight: 600;
	letter-spacing: var(--sc-ls-kicker);
	text-transform: uppercase;
	color: var(--sc-gold);
	text-decoration: none;
	line-height: 1.4;
}
a.sc-kicker:hover { color: var(--sc-green); }

/* Filet doré — utilisé sous les titres de section et au-dessus du hero */
.sc-rule {
	display: block;
	width: 56px; height: 2px;
	background: var(--sc-gold);
	border: 0;
	margin: 0;
}
.sc-rule--center { margin-inline: auto; }

.sc-section__head { margin-bottom: var(--sc-s5); }
.sc-section__head--center { text-align: center; }
.sc-section__head--center .sc-rule { margin-top: var(--sc-s3); margin-inline: auto; }
.sc-section__title { font-family: var(--sc-serif); font-size: var(--sc-fs-h2); line-height: 1.2; }

.sc-meta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: var(--sc-s1) var(--sc-s3);
	font-size: var(--sc-fs-sm);
	color: var(--sc-muted);
}
.sc-meta__item { display: inline-flex; align-items: center; gap: .4rem; }
.sc-meta .sc-icon { color: var(--sc-muted-light); flex: none; }
.sc-meta a { text-decoration: none; }
.sc-meta a:hover { color: var(--sc-green); }

/* --------------------------------------------------------------------------
   Boutons et liens
   -------------------------------------------------------------------------- */

.sc-btn {
	display: inline-flex;
	align-items: center;
	gap: .6rem;
	padding: .95rem 1.6rem;
	border: var(--sc-border-w) solid transparent;
	border-radius: var(--sc-radius);
	font-family: var(--sc-sans);
	font-size: var(--sc-fs-ui);
	font-weight: 500;
	line-height: 1;
	text-decoration: none;
	transition: background-color .22s var(--sc-ease), color .22s var(--sc-ease), border-color .22s var(--sc-ease);
}
.sc-btn .sc-icon { flex: none; transition: transform .22s var(--sc-ease); }
.sc-btn:hover .sc-icon { transform: translateX(3px); }

.sc-btn--primary {
	background: var(--sc-green);
	color: #fdfbf6;
	border-color: var(--sc-green);
}
.sc-btn--primary .sc-icon { color: var(--sc-gold); }
.sc-btn--primary:hover { background: var(--sc-green-dark); border-color: var(--sc-green-dark); }

.sc-btn--outline {
	background: transparent;
	color: var(--sc-green);
	border-color: var(--sc-border-dark);
}
.sc-btn--outline:hover { border-color: var(--sc-green); background: rgba(11, 61, 61, .04); }

.sc-btn--ghost {
	background: transparent;
	color: var(--sc-muted);
	border-color: transparent;
	padding-inline: .6rem;
}
.sc-btn--ghost:hover { color: var(--sc-green); }

.sc-btn--gold {
	background: var(--sc-gold);
	color: #22180a;
	border-color: var(--sc-gold);
}
.sc-btn--gold:hover { background: #b9832f; border-color: #b9832f; }

.sc-btn--sm { padding: .7rem 1.15rem; font-size: var(--sc-fs-sm); }

/* Lien texte avec flèche */
.sc-link {
	display: inline-flex;
	align-items: center;
	gap: .45rem;
	font-size: var(--sc-fs-sm);
	font-weight: 500;
	color: var(--sc-green);
	text-decoration: none;
}
.sc-link .sc-icon { color: var(--sc-gold); transition: transform .22s var(--sc-ease); }
.sc-link:hover .sc-icon { transform: translateX(4px); }
.sc-link:hover { color: var(--sc-green-dark); }

/* --------------------------------------------------------------------------
   Fil d'Ariane (§43)
   -------------------------------------------------------------------------- */

.sc-breadcrumb {
	padding-block: var(--sc-s3) 0;
	font-size: var(--sc-fs-sm);
	color: var(--sc-muted);
}
.sc-breadcrumb a { color: var(--sc-muted); text-decoration: none; }
.sc-breadcrumb a:hover { color: var(--sc-green); text-decoration: underline; }
.sc-breadcrumb__sep { margin-inline: .5rem; color: var(--sc-border-dark); }
.sc-breadcrumb .breadcrumb_last,
.sc-breadcrumb__current { color: var(--sc-text-soft); }

/* --------------------------------------------------------------------------
   Cartes d'article — composition éditoriale, jamais une carte SaaS
   -------------------------------------------------------------------------- */

.sc-article-card {
	display: flex;
	flex-direction: column;
	gap: var(--sc-s2);
	background: transparent;
}
.sc-article-card__media {
	position: relative;
	display: block;
	overflow: hidden;
	background: var(--sc-bg-warm);
	border: var(--sc-border-w) solid var(--sc-border-light);
	border-radius: var(--sc-radius);
	aspect-ratio: 4 / 3;
}
.sc-article-card__media img {
	width: 100%; height: 100%;
	object-fit: cover;
	transition: transform .6s var(--sc-ease);
}
.sc-article-card:hover .sc-article-card__media img { transform: scale(1.035); }

.sc-article-card__title {
	font-family: var(--sc-serif);
	font-size: 1.3rem;
	line-height: 1.24;
	letter-spacing: -0.005em;
}
.sc-article-card__title a { text-decoration: none; }
.sc-article-card__title a:hover { color: var(--sc-green); }

.sc-article-card__excerpt {
	font-size: var(--sc-fs-sm);
	line-height: 1.62;
	color: var(--sc-muted);
}

/* Repli quand un article n'a pas d'image à la une */
.sc-thumb__fallback {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 100%; height: 100%;
	background: linear-gradient(150deg, var(--sc-green) 0%, var(--sc-green-deep) 100%);
	color: var(--sc-gold-soft);
}
.sc-thumb__fallback--memoire { background: linear-gradient(150deg, var(--sc-u-memoire), #0d2a1c); }
.sc-thumb__fallback--concentration { background: linear-gradient(150deg, var(--sc-u-concentration), #062c31); }
.sc-thumb__fallback--performance-mentale { background: linear-gradient(150deg, var(--sc-u-performance), #0a1f2e); }
.sc-thumb__fallback--nutrition-cognition { background: linear-gradient(150deg, var(--sc-u-nutrition), #46300f); }
.sc-thumb__fallback--longevite-cognitive { background: linear-gradient(150deg, var(--sc-u-longevite), #45261d); }

/* --------------------------------------------------------------------------
   Pagination (§42)
   -------------------------------------------------------------------------- */

.sc-pagination { margin-top: var(--sc-s6); }
.sc-pagination ul {
	display: flex;
	justify-content: center;
	align-items: center;
	flex-wrap: wrap;
	gap: .35rem;
	list-style: none;
	padding: 0;
}
.sc-pagination a,
.sc-pagination span {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 44px; height: 44px;
	padding-inline: .5rem;
	font-size: var(--sc-fs-ui);
	text-decoration: none;
	color: var(--sc-muted);
	border: var(--sc-border-w) solid transparent;
	border-radius: var(--sc-radius);
	transition: color .2s var(--sc-ease), border-color .2s var(--sc-ease);
}
.sc-pagination a:hover { color: var(--sc-green); border-color: var(--sc-border); }
.sc-pagination .current {
	color: var(--sc-green);
	border-color: var(--sc-green);
	font-weight: 500;
}
.sc-pagination .dots { border-color: transparent; }

/* --------------------------------------------------------------------------
   Formulaires (§47)
   -------------------------------------------------------------------------- */

.sc-form__grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: var(--sc-s3);
}
.sc-form__row { margin-bottom: var(--sc-s3); }
.sc-form__row label {
	display: block;
	margin-bottom: .45rem;
	font-size: var(--sc-fs-sm);
	font-weight: 500;
	color: var(--sc-text-soft);
}
.sc-form__row--hp { position: absolute; left: -9999px; }
.sc-req { color: var(--sc-gold); }

.sc-form input[type="text"],
.sc-form input[type="email"],
.sc-form input[type="search"],
.sc-form textarea {
	width: 100%;
	padding: .85rem 1rem;
	background: var(--sc-surface);
	border: var(--sc-border-w) solid var(--sc-border);
	border-radius: var(--sc-radius);
	font-size: var(--sc-fs-ui);
	color: var(--sc-text);
	transition: border-color .2s var(--sc-ease);
}
.sc-form input:focus, .sc-form textarea:focus { border-color: var(--sc-green); }
.sc-form textarea { resize: vertical; min-height: 180px; line-height: 1.65; }

.sc-form__row--consent label {
	display: flex;
	align-items: flex-start;
	gap: .7rem;
	font-weight: 400;
	font-size: var(--sc-fs-sm);
	line-height: 1.55;
	color: var(--sc-muted);
}
.sc-form__row--consent input { margin-top: .28rem; accent-color: var(--sc-green); flex: none; }
.sc-form__actions { margin-top: var(--sc-s4); }

.sc-alert {
	padding: var(--sc-s3) var(--sc-s4);
	margin-bottom: var(--sc-s4);
	border-left: 3px solid var(--sc-green);
	background: var(--sc-surface-alt);
	font-size: var(--sc-fs-ui);
}
.sc-alert--ok { border-left-color: var(--sc-green); }
.sc-alert--error { border-left-color: #a8452f; }
.sc-alert ul { margin: 0; padding-left: 1.1rem; }

/* --------------------------------------------------------------------------
   États vides — tant que le site n'a pas encore de contenu
   -------------------------------------------------------------------------- */

.sc-empty {
	padding: var(--sc-s6) var(--sc-s4);
	text-align: center;
	border: var(--sc-border-w) dashed var(--sc-border);
	border-radius: var(--sc-radius);
	background: var(--sc-surface-alt);
}
.sc-empty__title {
	font-family: var(--sc-serif);
	font-size: var(--sc-fs-h3);
	margin-bottom: var(--sc-s2);
}
.sc-empty__text { color: var(--sc-muted); font-size: var(--sc-fs-ui); max-width: 46ch; margin-inline: auto; }
.sc-empty .sc-btn { margin-top: var(--sc-s4); }