/* ==========================================================================
   ROUND 5 — Expanded Partners section (Philosophy · 3-Tier · Why · CTA)
   ========================================================================== */

/* -------- Philosophy intro -------- */
.partner-philosophy {
	max-width: 820px;
	margin: 0 auto 60px;
	text-align: center;
}
.partner-philosophy__lede {
	font-size: clamp(1.15rem, 1.8vw, 1.35rem);
	color: var(--text);
	font-weight: 500;
	line-height: 1.55;
	margin-bottom: 14px;
}
.partner-philosophy__text {
	color: var(--text-muted);
	font-size: 1rem;
	margin: 0;
}

/* -------- 3-Tier Categories -------- */
.partner-tiers {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 20px;
	margin-bottom: 60px;
}

.partner-tier {
	padding: 32px 28px;
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius-lg);
	backdrop-filter: blur(10px);
	display: flex;
	flex-direction: column;
	gap: 16px;
	transition: transform .3s var(--ease), border-color .3s;
	position: relative;
	overflow: hidden;
}
.partner-tier::before {
	content: '';
	position: absolute;
	top: 0; left: 0; right: 0;
	height: 3px;
}
.partner-tier--defense::before    { background: var(--danger); }
.partner-tier--academic::before   { background: var(--accent); }
.partner-tier--industrial::before { background: var(--accent-warm); }

.partner-tier:hover {
	transform: translateY(-4px);
	border-color: var(--border-strong);
}

.partner-tier__head {
	display: flex;
	align-items: center;
	gap: 14px;
}
.partner-tier__icon {
	font-size: 2rem;
	line-height: 1;
	display: inline-flex;
	width: 56px; height: 56px;
	align-items: center; justify-content: center;
	border-radius: 14px;
	background: var(--bg-elev-2);
	border: 1px solid var(--border);
	flex-shrink: 0;
}
.partner-tier--defense .partner-tier__icon    { background: rgba(255,71,71,.08);   border-color: rgba(255,71,71,.3); }
.partner-tier--academic .partner-tier__icon   { background: rgba(20,184,166,.08);  border-color: rgba(20,184,166,.3); }
.partner-tier--industrial .partner-tier__icon { background: rgba(249,115,22,.08);  border-color: rgba(249,115,22,.3); }

.partner-tier__head h3 {
	font-size: 1.15rem;
	margin: 0;
	color: var(--text);
	line-height: 1.25;
}

.partner-tier__intro {
	color: var(--text-muted);
	font-size: .93rem;
	margin: 0;
	line-height: 1.6;
}

.partner-tier__bullets {
	list-style: none;
	margin: 0; padding: 0;
	display: flex;
	flex-direction: column;
	gap: 14px;
}
.partner-tier__bullets li {
	padding: 14px;
	background: var(--bg-elev-2);
	border: 1px solid var(--border);
	border-radius: 10px;
	transition: border-color .2s, background .2s;
}
.partner-tier__bullets li:hover {
	border-color: var(--border-strong);
	background: var(--bg-elev-3);
}
.partner-tier__bullets strong {
	display: block;
	font-size: .9rem;
	color: var(--text);
	margin-bottom: 4px;
}
.partner-tier__bullets span {
	font-size: .85rem;
	color: var(--text-muted);
	line-height: 1.55;
}

@media (max-width: 960px) {
	.partner-tiers { grid-template-columns: 1fr; }
}

/* -------- Why Partner -------- */
.why-partner {
	margin: 60px 0 40px;
	padding: 36px 32px;
	background: linear-gradient(135deg, rgba(20,184,166,.04), rgba(123,97,255,.04));
	border: 1px solid var(--border-strong);
	border-radius: var(--radius-lg);
}
.why-partner__title {
	text-align: center;
	font-family: var(--font-mono);
	font-size: .95rem;
	color: var(--accent);
	text-transform: uppercase;
	letter-spacing: .14em;
	margin-bottom: 30px;
}
.why-partner__grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 20px;
}
.why-card {
	position: relative;
	padding: 26px 24px;
	background: var(--bg-elev-1);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	transition: transform .3s var(--ease), border-color .3s;
}
.why-card:hover { transform: translateY(-3px); border-color: var(--border-strong); }

.why-card__num {
	font-family: var(--font-mono);
	font-size: 2.4rem;
	font-weight: 800;
	color: transparent;
	-webkit-text-stroke: 1px currentColor;
	line-height: 1;
	margin-bottom: 12px;
	display: block;
}
.why-card--accent .why-card__num { color: var(--accent); }
.why-card--purple .why-card__num { color: var(--purple); }
.why-card--warm   .why-card__num { color: var(--accent-warm); }

.why-card h4 {
	font-size: 1.05rem;
	text-transform: none;
	letter-spacing: 0;
	color: var(--text);
	margin: 0 0 10px;
}
.why-card p {
	color: var(--text-muted);
	font-size: .9rem;
	margin: 0;
	line-height: 1.6;
}

@media (max-width: 860px) {
	.why-partner__grid { grid-template-columns: 1fr; }
}

/* -------- Closing Tagline + CTA -------- */
.partner-closing {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 30px;
	margin-top: 50px;
	align-items: center;
}

.partner-closing__quote {
	margin: 0;
	padding: 28px 32px;
	background: var(--bg-elev-1);
	border-left: 3px solid var(--accent);
	border-radius: 8px;
	font-size: clamp(1.05rem, 1.5vw, 1.18rem);
	font-style: italic;
	color: var(--text);
	line-height: 1.6;
	font-family: var(--font);
	position: relative;
}
.partner-closing__quote::before {
	content: '"';
	position: absolute;
	top: -10px; left: 14px;
	font-family: Georgia, serif;
	font-size: 4rem;
	line-height: 1;
	color: var(--accent);
	opacity: 0.4;
}

.partner-closing__cta {
	padding: 32px 30px;
	background: var(--surface);
	border: 1px solid var(--border-strong);
	border-radius: var(--radius-lg);
	text-align: center;
}
.partner-closing__cta h4 {
	font-size: 1.05rem;
	color: var(--text);
	text-transform: none;
	letter-spacing: 0;
	margin: 0 0 10px;
}
.partner-closing__cta p {
	color: var(--text-muted);
	font-size: .92rem;
	margin: 0 0 18px;
	line-height: 1.6;
}

@media (max-width: 860px) {
	.partner-closing { grid-template-columns: 1fr; }
}

/* CTA closing — πάει στη dedicated Contact σελίδα */
.partner-cta-closing {
	margin-top: 40px;
	padding: 40px 32px;
	text-align: center;
	background:
		linear-gradient(135deg, rgba(20,184,166,.06), rgba(123,97,255,.06)),
		var(--surface);
	border: 1px solid var(--border-strong);
	border-radius: var(--radius-lg);
	backdrop-filter: blur(10px);
	width: 100%;
	max-width: 100%;
	box-sizing: border-box;
	overflow: hidden;
}
.partner-cta-closing .btn {
	max-width: 100%;
	white-space: normal;
	word-wrap: break-word;
	line-height: 1.3;
}
@media (max-width: 600px) {
	.partner-cta-closing { padding: 28px 18px; margin-top: 28px; }
	.partner-cta-closing h3 { font-size: 1.1rem; }
	.partner-cta-closing p { font-size: .88rem; }
	.partner-cta-closing .btn { font-size: .92rem; padding: 14px 18px; }
}
.partner-cta-closing h3 {
	font-size: 1.3rem;
	margin: 0 0 10px;
	color: var(--text);
}
.partner-cta-closing p {
	color: var(--text-muted);
	font-size: .98rem;
	margin: 0 auto 22px;
	max-width: 620px;
	line-height: 1.6;
}