/* ============================================================================
   LWL Blog — "The Reading Garden"
   Index (page-blog.php) + single-article frame (single.php).
   Loads only on the blog template and single posts (see inc/enqueue.php).
   All rules scoped under .lwl-blog / .lwl-post so nothing leaks into the rest
   of the site. Consumes the global tokens from tokens.css.
   ============================================================================ */

/* ---------------------------------------------------------------- INDEX --- */
.lwl-blog { position: relative; }

/* hero ---------------------------------------------------------------------- */
.lwl-blog__hero {
	position: relative;
	overflow: hidden;
	text-align: center;
	padding: clamp(2.5rem, 6vw, 4.5rem) var(--container-pad) clamp(5rem, 9vw, 7rem);
}
.lwl-blog__sky { position: absolute; inset: 0; z-index: 0; }
.lwl-blog__sky svg { width: 100%; height: 100%; display: block; }
.lwl-blog__hero-inner { position: relative; z-index: 3; max-width: var(--container-narrow); margin: 0 auto; }
.lwl-blog__eyebrow {
	display: inline-block; font-family: var(--font-body); font-size: var(--fs-xs);
	font-weight: var(--fw-bold); letter-spacing: 0.16em; text-transform: uppercase;
	color: var(--color-ember); margin-bottom: var(--space-4);
}
.lwl-blog__title {
	font-family: var(--font-display); color: var(--color-deep);
	font-size: clamp(2.5rem, 6vw, 4.2rem); font-weight: var(--fw-bold);
	line-height: 1.05; letter-spacing: -0.01em; margin: 0;
}
.lwl-blog__title em { font-style: italic; color: var(--color-coral); }
.lwl-blog__lede {
	font-size: var(--fs-md); color: var(--color-ink-soft);
	margin: var(--space-4) auto 0; max-width: 620px;
}
.lwl-blog__count {
	display: inline-flex; align-items: center; gap: var(--space-2); margin-top: var(--space-5);
	background: rgba(255, 255, 255, 0.7); backdrop-filter: blur(6px);
	border: var(--hairline); padding: 0.5rem 1.1rem; border-radius: var(--radius-pill);
	font-size: var(--fs-sm); font-weight: var(--fw-bold); color: var(--color-moss-deep);
	box-shadow: var(--shadow-sm);
}
.lwl-blog__count b { color: var(--color-coral); font-variant-numeric: tabular-nums; }
.lwl-blog__count .pip {
	width: 9px; height: 9px; border-radius: 50%; background: var(--color-meadow);
	box-shadow: 0 0 0 0 rgba(110, 159, 74, 0.6); animation: lwlb-pulse 2.4s infinite;
}
@keyframes lwlb-pulse {
	0%   { box-shadow: 0 0 0 0 rgba(110, 159, 74, 0.5); }
	70%  { box-shadow: 0 0 0 8px rgba(110, 159, 74, 0); }
	100% { box-shadow: 0 0 0 0 rgba(110, 159, 74, 0); }
}

/* drifting hero motes */
.lwl-blog__mote { position: absolute; z-index: 2; will-change: transform;
	animation-name: lwlb-floaty; animation-timing-function: ease-in-out; animation-iteration-count: infinite; }
.lwl-blog__mote svg { display: block; }
@keyframes lwlb-floaty {
	0%   { transform: translateY(0) rotate(0); }
	50%  { transform: translateY(-16px) rotate(12deg); }
	100% { transform: translateY(0) rotate(0); }
}

/* soft entrance on the hero (CSS, runs on load) */
.lwl-blog__hero-inner > * { animation: lwlb-rise 0.85s var(--ease-out) both; }
.lwl-blog__hero-inner > *:nth-child(2) { animation-delay: 0.1s; }
.lwl-blog__hero-inner > *:nth-child(3) { animation-delay: 0.2s; }
.lwl-blog__hero-inner > *:nth-child(4) { animation-delay: 0.32s; }
@keyframes lwlb-rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

/* wave into the grid band */
.lwl-blog__wave { position: relative; z-index: 2; margin-top: -1px; line-height: 0; }
.lwl-blog__wave svg { width: 100%; height: 60px; display: block; }

/* sticky filter bar --------------------------------------------------------- */
.lwl-blog__controls {
	position: sticky; top: 0; z-index: 40;
	background: rgba(255, 252, 247, 0.82); backdrop-filter: blur(10px);
	border-bottom: var(--hairline);
}
.lwl-blog__controls-inner {
	max-width: var(--container-max); margin: 0 auto;
	padding: 0.85rem var(--container-pad);
	display: flex; flex-wrap: wrap; gap: var(--space-2); align-items: center; justify-content: center;
}
.lwl-chip {
	font-family: var(--font-body); font-size: var(--fs-sm); font-weight: var(--fw-bold);
	cursor: pointer; border: 1.5px solid var(--color-line); background: var(--color-paper);
	color: var(--color-ink-soft); padding: 0.45rem 1rem; border-radius: var(--radius-pill);
	display: inline-flex; align-items: center; gap: 0.45rem;
	transition: transform var(--dur-base) var(--ease-out), background var(--dur-base),
		color var(--dur-base), border-color var(--dur-base), box-shadow var(--dur-base);
}
.lwl-chip:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.lwl-chip .sw { width: 9px; height: 9px; border-radius: 50%; }
.lwl-chip.on { color: #fff; border-color: transparent; box-shadow: var(--shadow-md); }
.lwl-chip[data-f="all"].on { background: var(--color-deep); }
.lwl-chip[data-f="B1"].on { background: var(--color-level-b1); }
.lwl-chip[data-f="B2"].on { background: var(--color-level-b2); }
.lwl-chip[data-f="C1"].on { background: var(--color-level-c1); }
.lwl-chip[data-group="skill"].on { background: var(--color-ember); }
.lwl-chip-sep { width: 1px; height: 22px; background: var(--color-line); margin: 0 0.25rem; }

/* grid + cards -------------------------------------------------------------- */
.lwl-blog__grid-wrap { background: var(--color-mist); padding: clamp(2rem, 5vw, 3.5rem) var(--container-pad) 4rem; }
.lwl-blog__grid {
	display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
	gap: 1.8rem; max-width: var(--container-max); margin: 0 auto;
}
@media (max-width: 520px) { .lwl-blog__grid { grid-template-columns: 1fr; } }
.lwl-blog__empty { text-align: center; color: var(--color-ink-soft); max-width: var(--container-max); margin: 1rem auto; }

.lwl-pcard {
	position: relative; display: flex; flex-direction: column;
	background: var(--color-paper); border: 1px solid var(--color-line);
	border-radius: var(--radius-xl); overflow: hidden; text-decoration: none; color: inherit;
	transition: transform var(--dur-slow) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), border-color var(--dur-base);
}
.lwl-pcard:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: var(--card-accent, var(--color-coral)); }
.lwl-pcard__cover {
	position: relative; aspect-ratio: 1150 / 250; overflow: hidden;
	background: var(--color-deep); border-bottom: 1px solid var(--color-line);
}
.lwl-pcard__cover svg { position: absolute; inset: 0; width: 100%; height: 100%; display: block;
	transition: transform 1.1s var(--ease-out); }
.lwl-pcard:hover .lwl-pcard__cover svg { transform: scale(1.05); }
.lwl-pcard__body { display: flex; flex-direction: column; gap: 0.55rem; padding: 1.2rem 1.4rem 1.4rem; flex: 1; }
.lwl-pcard__meta { display: flex; align-items: center; flex-wrap: wrap; gap: 0.4rem; }
.lwl-lvl { font-size: 0.72rem; font-weight: var(--fw-heavy); letter-spacing: 0.04em; color: #fff;
	padding: 0.24rem 0.6rem; border-radius: var(--radius-pill); }
.lwl-skill { font-size: 0.72rem; font-weight: var(--fw-bold); color: var(--color-ink-soft);
	background: var(--color-mist); padding: 0.24rem 0.6rem; border-radius: var(--radius-pill); text-transform: capitalize; }
.lwl-pcard__country { display: inline-flex; align-items: center; gap: 0.3rem; font-size: 0.76rem;
	font-weight: var(--fw-bold); color: var(--color-ink-soft); margin-left: auto; }
.lwl-pcard__country svg { width: 13px; height: 13px; }
.lwl-pcard__title { font-family: var(--font-display); font-size: 1.3rem; font-weight: var(--fw-bold);
	color: var(--color-deep); line-height: 1.22; letter-spacing: -0.005em; transition: color var(--dur-base); }
.lwl-pcard:hover .lwl-pcard__title { color: var(--color-coral-dark); }
.lwl-pcard__excerpt { font-size: var(--fs-sm); color: var(--color-ink-soft); flex: 1; }
.lwl-pcard__foot { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem;
	margin-top: 0.3rem; padding-top: 0.85rem; border-top: var(--hairline-dim);
	font-size: var(--fs-xs); color: var(--color-ink-soft); }
.lwl-pcard__read { display: inline-flex; align-items: center; gap: 0.35rem; font-weight: var(--fw-bold);
	color: var(--card-accent, var(--color-coral)); }
.lwl-pcard__read svg { transition: transform var(--dur-base) var(--ease-out); }
.lwl-pcard:hover .lwl-pcard__read svg { transform: translateX(4px); }

/* entrance — staggered fade-up applied by lwl-blog.js on load */
.lwl-reveal { opacity: 0; transform: translateY(26px);
	transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
.lwl-reveal.in { opacity: 1; transform: none; }

/* bottom CTA band ----------------------------------------------------------- */
.lwl-blog__cta { text-align: center; background: var(--color-deep); color: var(--color-paper);
	padding: clamp(3rem, 7vw, 5rem) 1.5rem; }
.lwl-blog__cta h2 { color: #fff; font-family: var(--font-display); font-size: clamp(1.8rem, 4vw, 2.6rem); }
.lwl-blog__cta p { max-width: 520px; margin: 0.9rem auto 1.6rem; color: rgba(255, 255, 255, 0.82); }

/* --------------------------------------------------------------- SINGLE ---- */
.lwl-post__progress { position: fixed; top: 0; left: 0; height: 4px; width: 0; z-index: 9998;
	background: linear-gradient(90deg, var(--color-sun), var(--color-coral)); }
/* Banner-as-header: the post's country banner fills the header, full-bleed,
   directly under the nav — no grass scene, no floating box. */
.lwl-post--banner .lwl-post__banner { width: 100%; aspect-ratio: 1150 / 250; overflow: hidden;
	background: var(--color-deep); display: block; }
.lwl-post__banner svg { width: 100%; height: 100%; display: block; }

/* Slim meta strip directly under the banner. */
.lwl-post__bar { background: var(--color-paper); border-bottom: var(--hairline); }
.lwl-post__meta { display: flex; flex-wrap: wrap; gap: 0.55rem; align-items: center; justify-content: center;
	max-width: var(--container-narrow); margin: 0 auto; padding: 0.85rem var(--container-pad); }
.lwl-post__meta .lwl-lvl { font-size: 0.74rem; }
.lwl-post__meta .m { font-size: var(--fs-xs); font-weight: var(--fw-bold); color: var(--color-ink-soft);
	display: inline-flex; align-items: center; gap: 0.35rem; }
.lwl-post__meta .m svg { width: 14px; height: 14px; }

/* No-banner fallback hero (older posts): compact gradient, visible title. */
.lwl-post__hero--plain { position: relative; text-align: center;
	padding: clamp(2.2rem, 5vw, 3.4rem) var(--container-pad) clamp(1.4rem, 3vw, 2rem);
	background: linear-gradient(180deg, #FBE9DA 0%, #FFF3E6 55%, var(--color-paper) 100%); }
.lwl-post__hero--plain .lwl-post__hero-inner { max-width: 820px; margin: 0 auto; }
.lwl-post__hero--plain .lwl-post__meta { margin-bottom: 0.9rem; padding: 0; max-width: none; }
.lwl-post__title { font-family: var(--font-display); color: var(--color-deep);
	font-size: clamp(2rem, 5vw, 3.1rem); font-weight: var(--fw-bold); line-height: 1.12; letter-spacing: -0.01em; }

/* Content — modest spacing so there's no dead gap under the header. */
.lwl-post__content { background: var(--color-paper);
	padding: clamp(1.5rem, 3.5vw, 2.4rem) 0 clamp(2.5rem, 5vw, 3.5rem); }
.lwl-post__nav { max-width: 980px; margin: 0 auto; padding: 0 var(--container-pad) 4rem;
	display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 560px) { .lwl-post__nav { grid-template-columns: 1fr; } }
.lwl-post__nav a { display: flex; flex-direction: column; gap: 0.3rem; background: var(--color-paper);
	border: 1px solid var(--color-line); border-radius: var(--radius-lg); padding: 1.1rem 1.3rem;
	text-decoration: none; transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base), border-color var(--dur-base); }
.lwl-post__nav a:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--color-coral); }
.lwl-post__nav .k { font-size: var(--fs-xs); font-weight: var(--fw-heavy); letter-spacing: 0.1em;
	text-transform: uppercase; color: var(--color-ember); }
.lwl-post__nav .t { font-family: var(--font-display); font-weight: var(--fw-bold); color: var(--color-deep);
	font-size: 1.05rem; line-height: 1.25; }
.lwl-post__nav a.next { text-align: right; align-items: flex-end; }
.lwl-post__back { text-align: center; padding: 0 1rem 4rem; }

/* reduced motion ------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
	.lwl-blog__mote, .lwl-blog__count .pip { animation: none; }
	.lwl-blog__hero-inner > * { animation: none; }
	.lwl-reveal { opacity: 1; transform: none; transition: none; }
	.lwl-pcard, .lwl-pcard__cover svg, .lwl-pcard__read svg { transition: none; }
}