:root {
	--bg-primary: #0a0f14;
	--bg-secondary: #111921;
	--bg-card: #161f2a;
	--border: #243040;
	--border-light: #2d3d52;
	--text-primary: #e8edf3;
	--text-secondary: #8899aa;
	--text-muted: #5a6b7d;
	--accent: #00c896;
	--accent-hover: #00e6aa;
	--accent-muted: rgba(0, 200, 150, 0.1);
	--danger: #ff4757;
	--font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
	--font-mono: 'JetBrains Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
	font-family: var(--font-main);
	background-color: var(--bg-primary);
	color: var(--text-primary);
	min-height: 100vh;
	line-height: 1.5;
	-webkit-font-smoothing: antialiased;
}

.page-wrapper {
	min-height: 100vh;
	background-image: 
		linear-gradient(rgba(36, 48, 64, 0.25) 1px, transparent 1px),
		linear-gradient(90deg, rgba(36, 48, 64, 0.25) 1px, transparent 1px);
	background-size: 40px 40px;
	position: relative;
	display: flex;
	justify-content: center;
	align-items: center;
	padding: 24px;
}

.page-wrapper::before {
	content: '';
	position: absolute;
	top: 0; left: 0; right: 0;
	height: 60%;
	background: radial-gradient(ellipse at top, rgba(0, 200, 150, 0.05) 0%, transparent 70%);
	pointer-events: none;
}

.container { width: 100%; max-width: 400px; position: relative; z-index: 1; }

/* Header */
.header { display: flex; justify-content: center; align-items: center; margin-bottom: 24px; }
.logo-wrapper { display: flex; align-items: center; gap: 12px; }
.logo-icon { width: 36px; height: 36px; filter: drop-shadow(0 0 4px var(--accent)); animation: logo-pulse 4s ease-in-out infinite; }
.logo-text { font-size: 20px; font-weight: 600; letter-spacing: -0.02em; }

/* Card */
.card {
	background: var(--bg-card); border: 1px solid var(--border);
	border-radius: 12px; box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
	overflow: hidden; opacity: 0; transform: translateY(10px);
	animation: card-entrance 0.6s ease forwards;
}
@keyframes card-entrance { to { opacity: 1; transform: translateY(0); } }
@keyframes logo-pulse { 0%, 100% { filter: drop-shadow(0 0 2px var(--accent)); } 50% { filter: drop-shadow(0 0 6px var(--accent)); } }

.card-section {
	padding: 24px;
	border-bottom: 1px solid var(--border);
}

.card-section:last-child {
	border-bottom: none;
}

.form-title {
	font-size: 18px;
	font-weight: 600;
	text-align: center;
	margin-bottom: 24px;
}

/* Form Elements */
.input-group { margin-bottom: 20px; }
.input-label { display: block; font-size: 12px; font-weight: 500; color: var(--text-secondary); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.05em; }

.input-field {
	width: 100%;
	padding: 14px 16px;
	background: var(--bg-secondary);
	border: 1px solid var(--border);
	border-radius: 8px;
	color: var(--text-primary);
	font-size: 15px;
	font-family: var(--font-main);
	transition: border-color 0.2s, background-color 0.2s;
}

.input-field:focus {
	outline: none;
	border-color: var(--accent);
	background-color: rgba(0, 200, 150, 0.05);
}

.input-field::placeholder { color: var(--text-muted); }

.cancel-button {
	display: block;
	width: 100%;
	padding: 14px;
	background: transparent;
	color: var(--text-secondary);
	border: 1px solid var(--border);
	border-radius: 8px;
	font-size: 14px;
	font-weight: 500;
	text-decoration: none;
	text-align: center;
	transition: background 0.2s, border-color 0.2s, color 0.2s;
	font-family: var(--font-main);
}

.cancel-button:hover {
	background: var(--bg-secondary);
	border-color: var(--border-light);
	color: var(--text-primary);
}

.disclaimer {
	text-align: center;
	font-size: 11px;
	color: var(--text-muted);
	margin-top: 6px;
}

/* Error Box */
.error-message {
	background: rgba(255, 71, 87, 0.1);
	border: 1px solid var(--danger);
	color: var(--danger);
	padding: 12px;
	border-radius: 6px;
	font-size: 13px;
	text-align: center;
	margin-bottom: 20px;
	display: none; /* Скрыто по умолчанию */
}
.error-message.show { display: block; }

/* Primary Button */
.pay-button {
	width: 100%; padding: 16px; background: var(--accent);
	color: var(--bg-primary); border: none; border-radius: 8px;
	font-size: 15px; font-weight: 600; cursor: pointer;
	transition: background 0.2s, transform 0.1s, opacity 0.2s;
	position: relative; overflow: hidden;
	font-family: var(--font-main);
	display: flex; justify-content: center; align-items: center;
	min-height: 52px;
	margin-top: 10px;
}
.pay-button:hover:not(:disabled) { background: var(--accent-hover); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(0, 200, 150, 0.25); }
.pay-button:disabled { opacity: 0.6; cursor: default; transform: none; }

.pay-button .text { transition: opacity 0.2s; }
.pay-button .spinner { position: absolute; top: 0; left: 0; right: 0; bottom: 0; display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.2s; }

.pay-button.loading { pointer-events: none; }
.pay-button.loading .text { opacity: 0; }
.pay-button.loading .spinner { opacity: 1; }

.error-box { background: rgba(255, 71, 87, 0.1); border: 1px solid var(--danger); color: var(--danger); padding: 20px; border-radius: 8px; text-align: center; }

.spinner-circle { width: 20px; height: 20px; border: 2px solid rgba(0,0,0,0.2); border-top-color: currentColor; border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Footer */
.footer-section { margin-top: 24px; text-align: center; opacity: 0; animation: fade-in 0.5s ease forwards 0.3s; }
.footer-copyright { font-size: 11px; color: var(--text-muted); }
@keyframes fade-in { to { opacity: 1; } }

/* Debug Panel */
.debug-panel { position: fixed; bottom: 10px; left: 10px; right: 10px; background: rgba(0,0,0,0.8); color: #0f0; font-family: monospace; font-size: 10px; padding: 8px; border-radius: 4px; z-index: 9999; border: 1px solid #333; pointer-events: none; opacity: 0.8; }