/* Token: brand-tokens.css (enqueue prima di questo file). */

body {
	font-family: "Figtree", system-ui, sans-serif;
	color: var(--psai-text);
	background-color: var(--psai-bg-base);
	line-height: 1.6;
}

a {
	color: var(--psai-primary);
}

a:hover {
	color: var(--psai-secondary);
}

.psai-wrap {
	max-width: 1120px;
	margin-left: auto;
	margin-right: auto;
	padding-left: clamp(1rem, 4vw, 1.75rem);
	padding-right: clamp(1rem, 4vw, 1.75rem);
}

.psai-hero {
	background: linear-gradient(128deg, #2d1f3d 0%, var(--psai-brand) 38%, #3d5a9e 72%, var(--psai-primary) 100%);
	color: var(--psai-white);
	padding: 3.25rem 0 4rem;
	margin-inline: auto;
	max-width: min(1120px, calc(100% - 2rem));
	border-radius: 20px;
	box-shadow: 0 28px 64px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.06) inset;
}

.psai-hero h1 {
	font-family: "Poppins", system-ui, sans-serif;
	font-weight: 600;
	font-size: clamp(2rem, 4vw, 2.75rem);
	line-height: 1.15;
	margin: 0 0 1rem;
}

.psai-hero .psai-lead {
	font-size: 1.15rem;
	opacity: 0.95;
	max-width: 42rem;
	margin: 0 0 1.5rem;
}

.psai-badge {
	display: inline-block;
	font-size: 0.8rem;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	background: rgba(255, 255, 255, 0.15);
	padding: 0.35rem 0.75rem;
	border-radius: 999px;
	margin-bottom: 1rem;
}

.psai-cta-row {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem;
	align-items: center;
}

.psai-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0.65rem 1.35rem;
	border-radius: 999px;
	font-weight: 600;
	text-decoration: none;
	transition: transform 0.15s ease, box-shadow 0.15s ease;
	border: 2px solid transparent;
}

.psai-btn-primary {
	border: 1px solid var(--psai-cta-border);
	background: linear-gradient(180deg, var(--psai-cta-fill-top) 0%, var(--psai-cta-fill-bottom) 100%);
	color: var(--psai-white);
	box-shadow: var(--psai-cta-shadow), var(--psai-cta-glow);
}

.psai-btn-primary:hover {
	transform: translateY(-1px);
	color: var(--psai-white);
	box-shadow: var(--psai-cta-shadow-hover), var(--psai-cta-glow);
	filter: brightness(1.05);
}

.psai-btn-ghost {
	border-color: rgba(255, 255, 255, 0.55);
	color: var(--psai-white);
	background: transparent;
}

.psai-btn-ghost:hover {
	background: rgba(255, 255, 255, 0.1);
	color: var(--psai-white);
}

.psai-section {
	padding: 3.5rem 0;
}

/* Fascia esterna = stesso “vuoto” della pagina; niente blob/gradienti a tutta larghezza */
.psai-section--surface {
	position: relative;
	padding: clamp(2.75rem, 6vw, 4.75rem) 0;
	background: var(--psai-bg-base);
	border-top: 1px solid var(--psai-border-subtle);
}

.psai-section--surface .psai-wrap {
	position: relative;
	z-index: 0;
	padding: clamp(2rem, 4.5vw, 2.85rem) clamp(1.35rem, 4vw, 2.25rem);
	border-radius: var(--psai-radius);
	border: 1px solid var(--psai-border-subtle);
	background: var(--psai-surface);
	box-shadow: var(--psai-card-shadow);
}

.psai-section--surface .psai-wrap::before {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 2px;
	border-radius: var(--psai-radius) var(--psai-radius) 0 0;
	background: linear-gradient(
		90deg,
		color-mix(in srgb, var(--psai-brand) 70%, transparent),
		color-mix(in srgb, var(--psai-primary) 65%, transparent)
	);
	pointer-events: none;
	opacity: 0.85;
}

.psai-section h2 {
	font-family: "Poppins", system-ui, sans-serif;
	font-weight: 600;
	font-size: clamp(1.5rem, 3vw, 2rem);
	color: var(--psai-secondary);
	margin: 0 0 1rem;
}

.psai-section:not(.psai-hero) p,
.psai-section:not(.psai-hero) li {
	color: color-mix(in srgb, var(--psai-text) 92%, transparent);
}

.psai-section--surface h2 {
	margin-top: 0.35rem;
	margin-bottom: 1.05rem;
	color: var(--psai-secondary);
	font-weight: 600;
	letter-spacing: 0.02em;
	font-size: clamp(1.55rem, 3.2vw, 2.05rem);
}

.psai-section--surface p {
	max-width: 52ch;
	font-size: 1.0625rem;
	line-height: 1.68;
	color: color-mix(in srgb, var(--psai-text) 96%, transparent);
}

.psai-section--surface p a {
	font-weight: 600;
	text-decoration: underline;
	text-decoration-color: color-mix(in srgb, var(--psai-primary) 55%, transparent);
	text-underline-offset: 0.18em;
}

.psai-section--surface p a:hover {
	color: var(--psai-primary);
	text-decoration-color: color-mix(in srgb, var(--psai-primary) 85%, transparent);
}

.psai-section--surface li {
	color: color-mix(in srgb, var(--psai-text) 95%, transparent);
}

.psai-grid-3 {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
	gap: 1.5rem;
	margin-top: 2rem;
}

.psai-card {
	background: var(--psai-surface-raised);
	border: 1px solid var(--psai-border-subtle);
	border-radius: var(--psai-radius);
	padding: 1.5rem;
	box-shadow: var(--psai-shadow);
	height: 100%;
}

.psai-card h3 {
	font-family: "Poppins", system-ui, sans-serif;
	font-size: 1.1rem;
	margin: 0 0 0.5rem;
	color: var(--psai-secondary);
}

.psai-card p {
	margin: 0;
	font-size: 0.95rem;
}

.psai-pillars {
	list-style: none;
	padding: 0;
	margin: 1rem 0 0;
	display: grid;
	gap: 0.5rem;
}

.psai-pillars li {
	padding-left: 1.25rem;
	position: relative;
}

.psai-pillars li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0.55rem;
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--psai-primary);
}

.psai-io-link {
	font-size: 0.95rem;
	margin-top: 1.5rem;
}

.psai-io-link a {
	color: var(--psai-primary);
	font-weight: 600;
}

.psai-faq-block {
	margin-bottom: 2rem;
}

.psai-faq-block h3 {
	font-family: "Poppins", system-ui, sans-serif;
	font-size: 1.15rem;
	color: var(--psai-secondary);
	margin: 0 0 0.75rem;
}

.psai-faq details {
	border: 1px solid var(--psai-border-subtle);
	border-radius: 8px;
	padding: 0.75rem 1rem;
	margin-bottom: 0.5rem;
	background: var(--psai-surface-raised);
	color: var(--psai-text);
}

.psai-faq summary {
	font-weight: 600;
	cursor: pointer;
}

.psai-faq details[open] summary {
	margin-bottom: 0.5rem;
}

.psai-contact-form label {
	display: block;
	font-weight: 600;
	margin-bottom: 0.35rem;
	font-size: 0.9rem;
}

.psai-contact-form input[type="text"],
.psai-contact-form input[type="email"],
.psai-contact-form input[type="tel"],
.psai-contact-form textarea {
	width: 100%;
	max-width: 32rem;
	padding: 0.6rem 0.75rem;
	border: 1px solid var(--psai-border-input);
	border-radius: 8px;
	font: inherit;
	margin-bottom: 1rem;
	background: var(--psai-surface-raised);
	color: var(--psai-text);
}

.psai-contact-form textarea {
	min-height: 140px;
	resize: vertical;
}

.psai-contact-form .psai-msg {
	padding: 0.75rem 1rem;
	border-radius: 8px;
	margin-bottom: 1rem;
}

.psai-contact-form .psai-msg--ok {
	background: var(--psai-msg-success-bg);
	color: var(--psai-msg-success-text);
}

.psai-contact-form .psai-msg--err {
	background: var(--psai-msg-error-bg);
	color: var(--psai-msg-error-text);
}

.psai-project-meta {
	font-size: 0.9rem;
	color: var(--psai-muted);
	margin-bottom: 1rem;
}

.archive.psai-project .psai-project-list {
	list-style: none;
	padding: 0;
	margin: 2rem 0 0;
	display: grid;
	gap: 1.25rem;
}

.archive.psai-project .psai-project-list a {
	font-family: "Poppins", system-ui, sans-serif;
	font-weight: 600;
	color: var(--psai-primary);
	text-decoration: none;
	font-size: 1.1rem;
}

.archive.psai-project .psai-project-list a:hover {
	color: var(--psai-primary);
}

.psai-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.95rem;
	margin: 1rem 0 1.5rem;
}

.psai-table th,
.psai-table td {
	text-align: left;
	padding: 0.65rem 0.85rem;
	border-bottom: 1px solid var(--psai-border-input, rgba(0, 0, 0, 0.12));
	vertical-align: top;
}

.psai-table thead th {
	font-family: "Poppins", system-ui, sans-serif;
	font-weight: 600;
	color: var(--psai-text);
	background: var(--psai-surface-raised, rgba(0, 0, 0, 0.04));
}

.psai-table tbody tr:last-child td {
	border-bottom: none;
}