/* EMPORAS – Σελίδα «Υπολογισμός υποστυλωμάτων πλάκας» (inc/modules/ypostylomata/selida.php). Όλα κάτω από .ypc. */
.ypc {
	--ypc-ink: var(--charcoal, #1a1a1a);
	--ypc-navy: var(--emporas-navy, #1e2a5e);
	--ypc-steel: var(--emporas-steel, #8b92a8);
	--ypc-line: var(--concrete, #e5e5e5);
	--ypc-grey: var(--light-grey, #f5f5f5);
	--ypc-y: #f2b705;
	--ypc-y-dark: #9b7208;
	--ypc-display: var(--font-display, 'Barlow Condensed', 'Helvetica Neue', sans-serif);
	--ypc-mono: var(--font-mono, 'JetBrains Mono', Menlo, monospace);
	color: var(--ypc-ink);
}
.ypc *, .ypc *::before, .ypc *::after { box-sizing: border-box; }
.ypc :where(h1, h2, h3, p, ul, dl, dd, figure) { margin: 0; padding: 0; }
.ypc :where(ul) { list-style: none; }

.ypc-eyebrow { font-family: var(--ypc-mono); font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: var(--ypc-steel); margin-bottom: 8px; }
.ypc-title { font-family: var(--ypc-display); font-weight: 700; font-size: clamp(26px, 3.2vw, 36px); line-height: 1.05; text-transform: uppercase; letter-spacing: 0.3px; color: var(--ypc-ink); }
.ypc-sub { margin-top: 8px; color: #555; max-width: 60ch; }
.ypc-head { margin-bottom: 28px; }
.ypc-head--row { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px 24px; flex-wrap: wrap; }
.ypc-narrow { max-width: 1040px; }

/* Κουμπιά */
.ypc-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 12px 22px; border-radius: var(--radius-md, 4px); font-weight: 700; font-size: 15px; text-decoration: none; border: 2px solid transparent; transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease; }
.ypc-btn:hover { transform: translateY(-1px); }
.ypc-btn--y { background: var(--ypc-y); color: var(--ypc-ink); border-color: var(--ypc-y); }
.ypc-btn--y:hover { background: #ffc81f; color: var(--ypc-ink); }
.ypc-btn--ghost { color: #fff; border-color: rgba(255, 255, 255, 0.55); background: transparent; }
.ypc-btn--ghost:hover { background: #fff; color: var(--ypc-ink); border-color: #fff; }
.ypc-btn--dark { background: var(--ypc-ink); color: #fff; }
.ypc-btn--dark:hover { background: var(--ypc-navy); color: #fff; }

/* Hero: σκούρο με κάναβο σαν σχέδιο */
.ypc-hero {
	background-color: var(--ypc-ink);
	background-image: linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
	background-size: 32px 32px;
	color: #fff;
	padding: 40px 0 56px;
	border-bottom: 6px solid var(--ypc-y);
}
.ypc-hero__in { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 40px; align-items: center; }
.ypc-crumbs, .ypc-crumbs a { color: rgba(255, 255, 255, 0.6); font-size: 13px; }
.ypc-crumbs { margin-bottom: 22px; }
.ypc-hero .ypc-eyebrow { color: var(--ypc-y); }
.ypc-hero__title { font-family: var(--ypc-display); font-weight: 800; font-size: clamp(32px, 4.4vw, 56px); line-height: 0.98; overflow-wrap: break-word; hyphens: auto; text-transform: uppercase; letter-spacing: 0.3px; color: #fff; }
.ypc-hero__lead { margin-top: 18px; font-size: 17px; line-height: 1.55; color: rgba(255, 255, 255, 0.82); max-width: 54ch; }
.ypc-facts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.ypc-facts li { font-family: var(--ypc-mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; padding: 7px 11px; border: 1px solid rgba(255, 255, 255, 0.25); border-radius: 999px; color: #fff; }
.ypc-facts li::before { content: '✓'; color: var(--ypc-y); margin-right: 6px; }
.ypc-hero__btns { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.ypc-hero__fig { background: #fff; border-radius: var(--radius-lg, 8px); padding: 18px 18px 14px; box-shadow: 0 24px 48px rgba(0, 0, 0, 0.35); }
.ypc-hero__fig[hidden] { display: none; }
.ypc-sketch { max-width: none; margin: 0; }
.ypc-sketch .eh20-fig { max-width: none; }
.ypc-hero__cap { display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: center; margin-top: 8px; color: var(--ypc-ink); font-size: 14px; }
.ypc-hero__cap span { display: inline-flex; align-items: center; gap: 7px; }
.ypc-hero__cap b, .ypc-k { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--ypc-ink); color: #fff; font-size: 13px; font-weight: 700; }

/* Ο υπολογιστής */
.ypc-tool { background: var(--ypc-grey); padding: 64px 0; scroll-margin-top: 80px; }
.ypc-tool__box > p:empty, .ypc-tool__box > p:has(> br:only-child) { display: none; }
.ypc-tool .exy-wrap > .eyp-head { display: none; }
.ypc-tool .exy-app { max-width: none; }

/* Ενότητες */
.ypc-sec { padding: 64px 0; background: #fff; }
.ypc-sec--grey { background: var(--ypc-grey); }

.ypc-abc { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.ypc-card { background: #fff; border: 2px solid var(--ypc-ink); border-radius: var(--radius-md, 4px); padding: 22px; }
.ypc-card .ypc-k { width: 34px; height: 34px; font-size: 16px; background: var(--ypc-y); color: var(--ypc-ink); }
.ypc-card h3 { font-family: var(--ypc-display); font-size: 22px; text-transform: uppercase; margin: 14px 0 6px; }
.ypc-card p { color: #444; line-height: 1.55; }

.ypc-props { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.ypc-prop { background: #fff; border: 1px solid var(--ypc-line); border-top: 5px solid var(--ypc-navy); border-radius: var(--radius-md, 4px); padding: 22px; display: flex; flex-direction: column; }
.ypc-prop__tag { font-family: var(--ypc-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.6px; color: var(--ypc-steel); }
.ypc-prop__name { font-family: var(--ypc-display); font-size: 34px; font-weight: 800; line-height: 1.05; margin-top: 4px; color: var(--ypc-ink); }
.ypc-prop__fin { color: #555; font-size: 14px; }
.ypc-prop__cap { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 16px; }
.ypc-prop__cap div { background: var(--ypc-grey); border-radius: var(--radius-md, 4px); padding: 10px 12px; }
.ypc-prop__cap dt { font-size: 12px; color: #666; }
.ypc-prop__cap dd { font-family: var(--ypc-mono); font-weight: 700; font-size: 17px; color: var(--ypc-ink); }
.ypc-prop__note { margin-top: 12px; font-size: 12px; color: #777; }

.ypc-accs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 16px; }
.ypc-accs li { background: #fff; border: 1px solid var(--ypc-line); border-radius: var(--radius-md, 4px); padding: 18px; }
.ypc-accs h3 { font-family: var(--ypc-display); font-size: 21px; font-weight: 700; margin-bottom: 6px; }
.ypc-accs p { color: #555; font-size: 14px; line-height: 1.5; }

.ypc-faq { display: grid; gap: 10px; }
.ypc-faq details { border: 1px solid var(--ypc-line); border-radius: var(--radius-md, 4px); background: #fff; }
.ypc-faq summary { cursor: pointer; list-style: none; padding: 16px 48px 16px 18px; font-weight: 700; position: relative; }
.ypc-faq summary::-webkit-details-marker { display: none; }
.ypc-faq summary::after { content: '+'; position: absolute; right: 18px; top: 50%; transform: translateY(-50%); font-size: 22px; line-height: 1; color: var(--ypc-navy); }
.ypc-faq details[open] summary::after { content: '−'; }
.ypc-faq details[open] { border-color: var(--ypc-ink); }
.ypc-faq details p { padding: 0 18px 18px; color: #444; line-height: 1.6; }

/* Κλείσιμο */
.ypc-cta { background: var(--ypc-navy); color: #fff; padding: 56px 0; }
.ypc-cta__in { display: flex; align-items: center; justify-content: space-between; gap: 20px 32px; flex-wrap: wrap; }
.ypc-cta__title { font-family: var(--ypc-display); font-size: clamp(26px, 3.2vw, 38px); font-weight: 800; text-transform: uppercase; line-height: 1.05; color: #fff; }
.ypc-cta p { margin-top: 6px; color: rgba(255, 255, 255, 0.8); }
.ypc-cta__btns { display: flex; flex-wrap: wrap; gap: 12px; }

@media (max-width: 1024px) {
	.ypc-hero__in { grid-template-columns: minmax(0, 1fr); }
	.ypc-hero__fig { max-width: 640px; }
	.ypc-accs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 768px) {
	.ypc-hero { padding: 24px 0 40px; }
	.ypc-hero__lead { font-size: 16px; }
	.ypc-hero__fig { padding: 12px; }
	.ypc-tool, .ypc-sec { padding: 44px 0; }
	.ypc-abc, .ypc-props { grid-template-columns: minmax(0, 1fr); }
	.ypc-head { margin-bottom: 20px; }
	.ypc-btn { width: 100%; }
	.ypc-head--row .ypc-btn { width: auto; }
}
@media (max-width: 480px) {
	.ypc-accs { grid-template-columns: minmax(0, 1fr); }
}