/* ==========================================================================
   Tonality Masks — Area utenti
   Stile visivo allineato al sito principale: tech scuro, Space Grotesk per i
   titoli, DM Sans per il corpo, accento azzurro + arancio, superfici a vetro,
   bagliore aurora sullo sfondo.
========================================================================== */

:root {
	--bg: hsl(222 20% 8%);
	--surface: hsl(222 19% 8%);
	--surface-2: hsl(222 19% 10%);
	--border: hsl(222 15% 16%);
	--border-strong: hsl(222 13% 23%);

	--text: #f5f5f7;
	--text-muted: #9a9ba8;
	--text-faint: #636470;

	--accent: #0099ff;
	--accent-hover: #0099ff;
	--accent-soft: rgba(0, 153, 255, 0.14);
	--accent-contrast: #ffffff;
	--accent-2: #f97316;
	--accent-2-soft: rgba(249, 115, 22, 0.14);
	--grad-a: #0099ff;
	--grad-b: #cccccc;
	--grad-c: #f97316;

	--success: #3ecf8e;
	--danger: #ff6b6b;

	--glass-bg: rgba(255, 255, 255, 0.05);
	--glass-bg-strong: rgba(255, 255, 255, 0.09);
	--glass-border: rgba(255, 255, 255, 0.1);
	--glass-border-strong: rgba(255, 255, 255, 0.18);
	--glass-blur: blur(24px) saturate(150%);

	--font: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
	--font-heading: 'Space Grotesk', 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;

	--radius-sm: 8px;
	--radius: 14px;
	--radius-lg: 16px;
	--radius-pill: 999px;
	--shadow: 0 8px 32px rgba(0, 0, 0, 0.28);

	--ease: cubic-bezier(0.22, 0.61, 0.36, 1);
	--dur-fast: 0.18s;
	--dur-base: 0.3s;

	color-scheme: dark;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
	margin: 0;
	min-height: 100vh;
	background: var(--bg);
	color: var(--text);
	font-family: var(--font);
	font-size: 1rem;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
	overflow-x: clip;
}

/* Lavaggio aurora ambientale, come la hero del sito principale */
body::before {
	content: '';
	position: fixed;
	inset: 0;
	z-index: 0;
	pointer-events: none;
	background:
		radial-gradient(ellipse 80% 60% at 50% -20%, rgba(37, 99, 235, 0.3), transparent),
		radial-gradient(ellipse 50% 50% at 85% 40%, rgba(249, 115, 22, 0.13), transparent),
		radial-gradient(ellipse 50% 50% at 15% 85%, rgba(59, 130, 246, 0.16), transparent);
}

body > * { position: relative; z-index: 1; }

h1, h2, h3, h4, p, dl, dd { margin: 0; }
h1, h2, h3 {
	font-family: var(--font-heading);
	font-weight: 700;
	letter-spacing: -0.02em;
	line-height: 1.1;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }

:focus-visible {
	outline: 2px solid var(--accent);
	outline-offset: 3px;
	border-radius: 3px;
}

.muted { color: var(--text-muted); }
.hidden { display: none !important; }

.text-grad {
	background: linear-gradient(90deg, var(--grad-a), var(--grad-b) 55%, var(--grad-c));
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

/* --- Lang switch --- */
.lang-switch {
	position: relative;
	display: inline-block;
}

.lang-toggle {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	border: 2px solid var(--border-strong);
	background: none;
	color: var(--text-muted);
	padding: 5px 12px;
	border-radius: var(--radius);
	font-size: 14px;
	font-weight: 500;
	transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.lang-toggle:hover { color: var(--text); border-color: var(--accent); }

.lang-toggle svg,
.lang-option svg {
	border-radius: 2px;
	flex-shrink: 0;
}

.lang-menu {
	position: absolute;
	top: calc(100% + 8px);
	right: 0;
	min-width: 160px;
	background: rgba(15, 16, 23, 0.97);
	border: 1px solid var(--glass-border-strong);
	border-radius: var(--radius);
	box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.6);
	padding: 6px;
	display: flex;
	flex-direction: column;
	gap: 2px;
	z-index: 120;
}

.lang-option {
	display: flex;
	align-items: center;
	gap: 8px;
	border: none;
	background: none;
	color: var(--text-muted);
	text-align: left;
	padding: 8px 10px;
	border-radius: var(--radius-sm);
	font-size: 13.5px;
	width: 100%;
	transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}

.lang-option:hover { background: var(--glass-bg); color: var(--text); }
.lang-option.active { color: var(--accent); font-weight: 700; }

/* --- Auth page --- */
.auth-page {
	min-height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 24px;
}

body > .lang-switch {
	position: fixed;
	top: 20px;
	right: 20px;
	z-index: 130;
}

.auth-card {
	width: 100%;
	max-width: 440px;
	background: var(--glass-bg);
	border: 1px solid var(--glass-border);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow);
	backdrop-filter: var(--glass-blur);
	-webkit-backdrop-filter: var(--glass-blur);
	padding: 40px 36px;
}

.auth-card h1 {
	font-size: clamp(1.9rem, 1.5rem + 1.5vw, 2.4rem);
	margin: 28px 0 10px;
	background: linear-gradient(90deg, var(--grad-a), var(--grad-b) 55%, var(--grad-c));
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.brand {
	display: flex;
	align-items: center;
	gap: 10px;
}

.brand-mark {
	width: 36px;
	height: 36px;
	border-radius: 10px;
	background: linear-gradient(135deg, var(--accent), #2563eb);
	color: var(--accent-contrast);
	display: grid;
	place-items: center;
	font-family: var(--font-heading);
	font-weight: 700;
	font-size: 14px;
	letter-spacing: -0.02em;
}

.brand-name {
	font-family: var(--font-heading);
	font-weight: 700;
	font-size: 1.35rem;
	letter-spacing: -0.01em;
}

.stack {
	display: flex;
	flex-direction: column;
	gap: 12px;
	margin-top: 24px;
}

label {
	font-size: 13px;
	font-weight: 600;
	color: var(--text-muted);
}

input[type="email"],
input[type="text"] {
	width: 100%;
	padding: 12px 14px;
	border-radius: var(--radius-sm);
	border: 1px solid var(--glass-border);
	background: var(--glass-bg);
	color: var(--text);
	font-family: inherit;
	font-size: 16px;
	transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}

input::placeholder { color: var(--text-faint); }

input:focus {
	outline: none;
	border-color: var(--accent);
	background: var(--glass-bg-strong);
	box-shadow: 0 0 0 3px var(--accent-soft);
}

.btn-primary {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0.85rem 1.5rem;
	border-radius: var(--radius-sm);
	border: 1px solid transparent;
	background: linear-gradient(to right, var(--accent), var(--accent-hover));
	color: #fff;
	font-weight: 700;
	font-size: 0.92rem;
	letter-spacing: -0.005em;
	white-space: nowrap;
	transition: filter var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
	text-decoration: none;
}

.btn-primary:hover { filter: brightness(1.08); }
.btn-primary:active { transform: translateY(1px); }

.btn-link {
	background: none;
	border: none;
	color: var(--accent);
	font-size: 13px;
	padding: 4px 0;
}

.btn-link:hover { text-decoration: underline; text-underline-offset: 3px; }

.btn-ghost {
	background: var(--glass-bg);
	border: 1px solid var(--glass-border);
	color: var(--text);
	padding: 0.55rem 1.1rem;
	border-radius: var(--radius-sm);
	font-size: 0.82rem;
	font-weight: 700;
	transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}

.btn-ghost:hover { border-color: var(--glass-border-strong); background: var(--glass-bg-strong); }

.form-message {
	margin-top: 16px;
	font-size: 14px;
	padding: 10px 12px;
	border-radius: var(--radius-sm);
	background: var(--glass-bg);
	border: 1px solid var(--glass-border);
}

.form-message.error { color: var(--danger); border-color: rgba(255, 107, 107, 0.35); }
.form-message.success { color: var(--success); border-color: rgba(62, 207, 142, 0.35); }

/* --- App shell --- */
.topbar {
	position: sticky;
	top: 0;
	z-index: 100;
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 16px 32px;
	border-bottom: 1px solid var(--glass-border);
	background: rgba(11, 11, 16, 0.55);
	backdrop-filter: blur(14px);
	-webkit-backdrop-filter: blur(14px);
}

.topbar-actions {
	display: flex;
	align-items: center;
	gap: 16px;
}

.user-email { font-size: 0.9rem; }

.dashboard {
	max-width: 1240px;
	margin: 0 auto;
	padding: 56px 32px 96px;
}

.hero h1 {
	font-size: clamp(2.2rem, 1.6rem + 2.4vw, 3.4rem);
	margin: 0 0 12px;
	background: linear-gradient(90deg, var(--grad-a), var(--grad-b) 55%, var(--grad-c));
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.hero p { font-size: 1.1rem; max-width: 56ch; }

.toolbar {
	margin-top: 36px;
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 12px;
}

.view-switch {
	display: inline-flex;
	border: 1px solid var(--glass-border);
	border-radius: var(--radius-pill);
	padding: 3px;
	gap: 2px;
	background: var(--glass-bg);
}

.view-btn {
	border: none;
	background: none;
	color: var(--text-faint);
	padding: 6px 16px;
	border-radius: var(--radius-pill);
	font-size: 0.8rem;
	font-weight: 700;
	letter-spacing: 0.03em;
	transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}

.view-btn:hover { color: var(--text); }

.view-btn.active {
	background: var(--accent);
	color: var(--accent-contrast);
}

.sort-control {
	display: flex;
	align-items: center;
	gap: 8px;
	font-size: 13px;
}

.sort-control select {
	padding: 8px 10px;
	border-radius: var(--radius-sm);
	border: 1px solid var(--glass-border);
	background: var(--surface-2);
	color: var(--text);
	font-family: inherit;
	font-size: 13px;
}

.sort-control select:focus { outline: none; border-color: var(--accent); }

.license-grid {
	margin-top: 24px;
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
	gap: 20px;
}

#coupon-offers {
	grid-template-columns: minmax(0, 1fr);
}

#coupon-offers > h2 {
	margin-bottom: 2px;
}

.license-table-wrap {
	margin-top: 24px;
	background: var(--glass-bg);
	border: 1px solid var(--glass-border);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow);
	backdrop-filter: var(--glass-blur);
	-webkit-backdrop-filter: var(--glass-blur);
	overflow-x: auto;
}

.license-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 14px;
}

.license-table th,
.license-table td {
	text-align: left;
	padding: 16px 18px;
	white-space: nowrap;
}

.license-table th {
	color: var(--text-faint);
	font-size: 11px;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.12em;
	border-bottom: 1px solid var(--border-strong);
}

.license-table tbody tr { transition: background var(--dur-fast) var(--ease); }
.license-table tbody tr:hover { background: var(--glass-bg); }

.license-table tbody tr + tr td {
	border-top: 1px solid var(--border);
}

.license-key-inline {
	flex: none;
	background: none;
	border: 0;
	border-radius: 0;
	padding: 0;
	font: inherit;
	overflow: visible;
}

.license-card {
	background: var(--glass-bg);
	border: 1px solid var(--glass-border);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow);
	backdrop-filter: var(--glass-blur);
	-webkit-backdrop-filter: var(--glass-blur);
	padding: 24px;
	display: flex;
	flex-direction: column;
	gap: 14px;
	transition: border-color var(--dur-base) var(--ease), transform var(--dur-base) var(--ease);
}

.license-card:hover {
	border-color: var(--glass-border-strong);
	transform: translateY(-2px);
}

.license-card-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
}

.product-name {
	font-size: 1.2rem;
	font-weight: 700;
}

.product-description {
	font-size: 0.86rem;
}

.coupon-product-image {
	width: 100%;
	max-width: 200px;
	height: auto;
	margin: auto;
	border-radius: 8px;
	background: var(--surface-2);
}

.coupon-offer-card {
	display: grid;
	grid-template-columns: minmax(240px, 36%) minmax(0, 1fr);
	gap: 0;
	padding: 0;
	overflow: hidden;
}

.coupon-offer-card--no-image {
	grid-template-columns: minmax(0, 1fr);
}

.coupon-offer-content {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	justify-content: center;
	gap: 16px;
	padding: 32px;
}

.coupon-product-name {
	font-size: clamp(1.5rem, 1.2rem + 1vw, 2.15rem);
}

.coupon-discount {
	color: var(--accent-2);
	font-family: var(--font-heading);
	font-size: 1.2rem;
	font-weight: 700;
}

.coupon-code-block {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 10px;
	padding: 12px 16px;
	border: 1px solid var(--glass-border);
	border-radius: var(--radius-sm);
	background: var(--surface-2);
}

.coupon-code-label {
	font-size: 0.78rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.07em;
	color: var(--text-muted);
}

.coupon-code {
	font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
	font-size: 1rem;
	font-weight: 700;
	color: var(--text);
}

.coupon-expiry {
	font-size: 0.88rem;
}

.coupon-offer-actions {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 12px;
}

.coupon-offer-actions .btn-ghost {
	display: inline-flex;
	align-items: center;
	text-decoration: none;
}

.coupon-offer-actions .btn-link {
	text-decoration: none;
}

.badge {
	background: rgba(62, 207, 142, 0.14);
	color: var(--success);
	font-size: 0.74rem;
	font-weight: 700;
	letter-spacing: 0.01em;
	padding: 0.32rem 0.7rem;
	border-radius: var(--radius-pill);
	white-space: nowrap;
}

.license-key-row {
	display: flex;
	align-items: center;
	gap: 8px;
}

.license-key {
	flex: 1;
	padding: 8px 0;
	font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
	font-size: 14px;
	color: var(--text);
	overflow-x: auto;
	white-space: nowrap;
}

.btn-copy {
	border: 1px solid var(--glass-border);
	background: var(--glass-bg);
	border-radius: var(--radius-sm);
	padding: 6px 12px;
	font-size: 0.8rem;
	font-weight: 600;
	color: var(--text);
	transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}

.btn-copy:hover { border-color: var(--accent); background: var(--accent-soft); }

.btn-primary.download-link {
	padding: 0.5rem 1.5rem;
}

.licenses-export-btn {
	padding: 0.5rem 1rem;
	border: 0;
	font-family: inherit;
	font-size: 0.82rem;
}

.licenses-export-btn:disabled {
	opacity: 0.5;
	cursor: not-allowed;
}

.license-meta {
	display: flex;
	gap: 24px;
}

.license-meta dt {
	font-size: 11px;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.12em;
	color: var(--text-faint);
	margin-bottom: 2px;
}

.license-meta dd {
	font-size: 0.9rem;
	font-weight: 600;
}

@media (max-width: 900px) {
	.user-email { display: none; }
	.coupon-offer-card { grid-template-columns: minmax(210px, 38%) minmax(0, 1fr); }
	.coupon-offer-card--no-image { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 680px) {
	.coupon-offer-card { grid-template-columns: 1fr; }
	.coupon-product-image { margin: 24px auto 0; }
	.coupon-offer-content { padding: 24px; }
}

@media (max-width: 480px) {
	.auth-card { padding: 28px 22px; }
	.topbar { padding: 14px 16px; }
	.dashboard { padding: 36px 16px 64px; }
	.brand-name { font-size: 1.15rem; }
}

@media (prefers-reduced-motion: reduce) {
	* { transition: none !important; }
}