* { margin: 0; padding: 0; box-sizing: border-box; }
		body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif; color: #333; background: #fff; }
		a { text-decoration: none; color: inherit; }

		/* Header */
		.header {
			position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
			height: 72px; display: flex; align-items: center; justify-content: space-between;
			padding: 0 60px; background: rgba(255,255,255,0.96);
			border-bottom: 1px solid rgba(0,0,0,0.06);
			transition: box-shadow 0.3s;
		}
		.header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.08); }
		.header .logo-area { display: flex; align-items: center; gap: 12px; }
		.header .logo-area .logo-icon {
			width: 36px; height: 36px; background: linear-gradient(135deg, #4C53F5, #8a5cff);
			border-radius: 8px; display: flex; align-items: center; justify-content: center;
			color: #fff; font-weight: 700; font-size: 16px;
		}
		.header .logo-area .logo-text { font-size: 20px; font-weight: 700; color: #1a1a1a; letter-spacing: 1px; }
		.header .logo-area .logo-sub { font-size: 12px; color: #999; margin-left: 12px; letter-spacing: 2px; }
		.header .nav { display: flex; align-items: center; gap: 36px; }
		.header .nav a {
			font-size: 15px; color: #555; position: relative; padding: 4px 0;
			transition: color 0.2s;
		}
		.header .nav a:hover, .header .nav a.active { color: #4C53F5; }
		.header .nav a.active::after {
			content: ''; position: absolute; bottom: -4px; left: 50%; transform: translateX(-50%);
			width: 20px; height: 2px; background: #4C53F5; border-radius: 1px;
		}
		.header .actions { display: flex; align-items: center; gap: 16px; }
		.header .btn-outline {
			padding: 8px 24px; border: 1px solid #4C53F5; border-radius: 6px;
			color: #4C53F5; font-size: 14px; cursor: pointer; transition: all 0.2s; background: transparent;
		}
		.header .btn-outline:hover { background: #4C53F5; color: #fff; }
		.header .btn-primary {
			padding: 8px 24px; background: linear-gradient(135deg, #4C53F5, #8a5cff);
			border-radius: 6px; color: #fff; font-size: 14px; cursor: pointer;
			border: none; transition: all 0.2s; box-shadow: 0 2px 8px rgba(76,83,245,0.3);
		}
		.header .btn-primary:hover { box-shadow: 0 4px 16px rgba(76,83,245,0.4); transform: translateY(-1px); }
		.header .user-info { display: flex; align-items: center; gap: 8px; font-size: 14px; color: #555; }
		.header .user-info .avatar {
			width: 32px; height: 32px; border-radius: 50%; background: linear-gradient(135deg, #4C53F5, #8a5cff);
			display: flex; align-items: center; justify-content: center; color: #fff; font-size: 14px; font-weight: 600;
		}
		.header .user-info .logout-btn {
			padding: 4px 12px; border: 1px solid #ddd; border-radius: 4px;
			font-size: 12px; color: #999; cursor: pointer; transition: all 0.2s; background: transparent;
		}
		.header .user-info .logout-btn:hover { border-color: #4C53F5; color: #4C53F5; }

		/* Hero */
		.hero {
			min-height: 100vh; display: flex; align-items: center; justify-content: center;
			background: linear-gradient(160deg, #08081e 0%, #10103a 30%, #1a1050 60%, #0e0a30 100%);
			position: relative; overflow: hidden; padding-top: 72px;
		}
		.hero::before {
			content: ''; position: absolute; top: -50%; right: -30%; width: 80%; height: 200%;
			background: radial-gradient(ellipse, rgba(76,83,245,0.15) 0%, transparent 60%);
		}
		.hero::after {
			content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 200px;
			background: linear-gradient(to top, rgba(255,255,255,1), transparent);
		}
		.hero .grid-bg {
			position: absolute; inset: 0;
			background-image:
				linear-gradient(rgba(76,83,245,0.05) 1px, transparent 1px),
				linear-gradient(90deg, rgba(76,83,245,0.05) 1px, transparent 1px);
			background-size: 60px 60px;
		}
		.hero .content {
			position: relative; z-index: 2; text-align: center; max-width: 900px; padding: 0 40px;
		}
		.hero .badge {
			display: inline-flex; align-items: center; gap: 8px;
			padding: 6px 20px; border-radius: 20px;
			background: rgba(76,83,245,0.15); border: 1px solid rgba(76,83,245,0.3);
			color: #b8a0f0; font-size: 14px; margin-bottom: 32px;
		}
		.hero .badge .dot { width: 6px; height: 6px; border-radius: 50%; background: #4C53F5; animation: pulse 2s infinite; }
		@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
		.hero h1 {
			font-size: 56px; font-weight: 700; color: #fff; line-height: 1.2;
			margin-bottom: 24px; letter-spacing: 2px;
		}
		.hero h1 span {
			background: linear-gradient(135deg, #c84fff, #4C53F5, #8a5cff);
			-webkit-background-clip: text; -webkit-text-fill-color: transparent;
		}
		.hero .desc {
			font-size: 20px; color: rgba(255,255,255,0.6); line-height: 1.8;
			margin-bottom: 48px; max-width: 680px; margin-left: auto; margin-right: auto;
		}
		.hero .cta-group { display: flex; gap: 20px; justify-content: center; }
		.hero .cta-primary {
			padding: 16px 48px; background: linear-gradient(135deg, #4C53F5, #8a5cff);
			border-radius: 8px; color: #fff; font-size: 16px; font-weight: 600;
			cursor: pointer; border: none; transition: all 0.3s;
			box-shadow: 0 4px 20px rgba(76,83,245,0.4);
		}
		.hero .cta-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(76,83,245,0.5); }
		.hero .cta-outline {
			padding: 16px 48px; border: 1px solid rgba(255,255,255,0.3); border-radius: 8px;
			color: #fff; font-size: 16px; cursor: pointer; background: rgba(255,255,255,0.05);
			transition: all 0.3s;
		}
		.hero .cta-outline:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.5); }
		.hero .stats {
			display: flex; gap: 60px; justify-content: center; margin-top: 80px;
			position: relative; z-index: 2;
		}
		.hero .stats .stat { text-align: center; }
		.hero .stats .stat .num { font-size: 40px; font-weight: 700; color: #fff; }
		.hero .stats .stat .num span { color: #c84fff; font-size: 24px; }
		.hero .stats .stat .label { font-size: 14px; color: rgba(255,255,255,0.5); margin-top: 8px; }

		/* Section Common */
		.section { padding: 120px 60px; }
		.section-header { text-align: center; margin-bottom: 72px; }
		.section-header .label {
			display: inline-block; font-size: 14px; color: #4C53F5; font-weight: 600;
			letter-spacing: 4px; text-transform: uppercase; margin-bottom: 16px;
		}
		.section-header h2 {
			font-size: 42px; font-weight: 700; color: #1a1a1a; margin-bottom: 20px;
			letter-spacing: 1px;
		}
		.section-header p { font-size: 18px; color: #888; max-width: 600px; margin: 0 auto; line-height: 1.8; }

		/* Services */
		.services { background: #fafafa; }
		.services .grid {
			display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
			max-width: 1200px; margin: 0 auto;
		}
		.services .card {
			background: #fff; border-radius: 16px; padding: 48px 36px;
			border: 1px solid rgba(0,0,0,0.04);
			transition: all 0.3s; cursor: default; position: relative; overflow: hidden;
		}
		.services .card::before {
			content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
			background: linear-gradient(90deg, #4C53F5, #8a5cff); opacity: 0;
			transition: opacity 0.3s;
		}
		.services .card:hover { transform: translateY(-8px); box-shadow: 0 20px 60px rgba(0,0,0,0.08); }
		.services .card:hover::before { opacity: 1; }
		.services .card .icon {
			width: 64px; height: 64px; border-radius: 16px;
			background: linear-gradient(135deg, rgba(76,83,245,0.08), rgba(138,92,255,0.15));
			display: flex; align-items: center; justify-content: center;
			font-size: 28px; margin-bottom: 28px;
		}
		.services .card h3 { font-size: 22px; font-weight: 700; color: #1a1a1a; margin-bottom: 16px; }
		.services .card p { font-size: 15px; color: #888; line-height: 1.8; }
		.services .card .arrow {
			display: inline-flex; align-items: center; gap: 6px;
			margin-top: 24px; color: #4C53F5; font-size: 14px; font-weight: 600;
			opacity: 0; transform: translateX(-8px); transition: all 0.3s;
		}
		.services .card:hover .arrow { opacity: 1; transform: translateX(0); }

		/* Advantages */
		.advantages { background: #fff; }
		.advantages .list {
			display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px;
			max-width: 1200px; margin: 0 auto;
		}
		.advantages .item { text-align: center; padding: 20px; }
		.advantages .item .num {
			font-size: 56px; font-weight: 800;
			background: linear-gradient(135deg, #4C53F5, #c84fff);
			-webkit-background-clip: text; -webkit-text-fill-color: transparent;
			line-height: 1.2; margin-bottom: 8px;
		}
		.advantages .item .num span { font-size: 24px; }
		.advantages .item h4 { font-size: 18px; font-weight: 700; color: #1a1a1a; margin-bottom: 12px; }
		.advantages .item p { font-size: 14px; color: #999; line-height: 1.8; }

		/* Features */
		.features { background: #fafafa; }
		.features .container { max-width: 1200px; margin: 0 auto; }
		.features .row {
			display: flex; align-items: center; gap: 80px; margin-bottom: 80px;
		}
		.features .row:last-child { margin-bottom: 0; }
		.features .row.reverse { flex-direction: row-reverse; }
		.features .row .text { flex: 1; }
		.features .row .text .tag {
			display: inline-block; padding: 4px 16px; border-radius: 4px;
			background: rgba(76,83,245,0.08); color: #4C53F5; font-size: 13px;
			font-weight: 600; margin-bottom: 20px;
		}
		.features .row .text h3 { font-size: 32px; font-weight: 700; color: #1a1a1a; margin-bottom: 20px; line-height: 1.3; }
		.features .row .text p { font-size: 16px; color: #888; line-height: 1.9; margin-bottom: 16px; }
		.features .row .visual {
			flex: 1; min-height: 360px; border-radius: 20px;
			background: linear-gradient(135deg, #f0eef8, #e5e0f5);
			display: flex; align-items: center; justify-content: center;
			position: relative; overflow: hidden;
		}
		.features .row .visual .visual-inner {
			text-align: center; color: #bbb;
		}
		.features .row .visual .visual-inner svg { width: 80px; height: 80px; margin-bottom: 16px; opacity: 0.3; }
		.features .row .visual .visual-inner span { display: block; font-size: 14px; color: #ccc; }

		/* Process */
		.process { background: #fff; }
		.process .steps {
			display: flex; gap: 0; max-width: 1000px; margin: 0 auto;
			align-items: flex-start; justify-content: center;
		}
		.process .step { text-align: center; flex: 1; position: relative; padding: 0 20px; }
		.process .step .circle {
			width: 80px; height: 80px; border-radius: 50%; margin: 0 auto 24px;
			background: linear-gradient(135deg, rgba(76,83,245,0.08), rgba(138,92,255,0.15));
			display: flex; align-items: center; justify-content: center;
			font-size: 28px; font-weight: 800; color: #4C53F5; position: relative; z-index: 2;
		}
		.process .step .line {
			position: absolute; top: 40px; left: calc(50% + 50px); right: calc(-50% + 50px);
			height: 2px; background: linear-gradient(90deg, #4C53F5, rgba(76,83,245,0.2));
		}
		.process .step:last-child .line { display: none; }
		.process .step h4 { font-size: 18px; font-weight: 700; color: #1a1a1a; margin-bottom: 12px; }
		.process .step p { font-size: 14px; color: #999; line-height: 1.7; max-width: 200px; margin: 0 auto; }

		/* CTA Section */
		.cta-section {
			padding: 120px 60px; text-align: center;
			background: linear-gradient(160deg, #08081e 0%, #10103a 30%, #1a1050 60%, #0e0a30 100%);
			position: relative; overflow: hidden;
		}
		.cta-section::before {
			content: ''; position: absolute; top: -50%; left: -30%; width: 80%; height: 200%;
			background: radial-gradient(ellipse, rgba(76,83,245,0.12) 0%, transparent 60%);
		}
		.cta-section .content { position: relative; z-index: 2; }
		.cta-section h2 { font-size: 42px; font-weight: 700; color: #fff; margin-bottom: 20px; }
		.cta-section p { font-size: 18px; color: rgba(255,255,255,0.5); margin-bottom: 48px; max-width: 500px; margin-left: auto; margin-right: auto; }
		.cta-section .cta-btn {
			display: inline-block; padding: 16px 56px;
			background: linear-gradient(135deg, #4C53F5, #8a5cff);
			border-radius: 8px; color: #fff; font-size: 16px; font-weight: 600;
			cursor: pointer; border: none; transition: all 0.3s;
			box-shadow: 0 4px 20px rgba(76,83,245,0.4);
		}
		.cta-section .cta-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(76,83,245,0.5); }

		/* Footer */
		.footer {
			padding: 60px; background: #1a1a1a; color: #fff;
		}
		.footer .footer-inner {
			max-width: 1200px; margin: 0 auto;
			display: flex; justify-content: space-between; align-items: flex-start;
		}
		.footer .footer-brand .brand-name { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
		.footer .footer-brand .brand-desc { font-size: 14px; color: rgba(255,255,255,0.4); max-width: 300px; line-height: 1.8; }
		.footer .footer-links { display: flex; gap: 80px; }
		.footer .footer-links .col h5 { font-size: 14px; font-weight: 600; margin-bottom: 20px; color: rgba(255,255,255,0.8); }
		.footer .footer-links .col a {
			display: block; font-size: 13px; color: rgba(255,255,255,0.4);
			margin-bottom: 12px; transition: color 0.2s;
		}
		.footer .footer-links .col a:hover { color: #8a5cff; }
		.footer .footer-contact { text-align: right; }
		.footer .footer-contact h5 { font-size: 14px; font-weight: 600; margin-bottom: 20px; color: rgba(255,255,255,0.8); }
		.footer .footer-contact p { font-size: 13px; color: rgba(255,255,255,0.4); margin-bottom: 8px; }
		.footer .footer-bottom {
			max-width: 1200px; margin: 40px auto 0; padding-top: 30px;
			border-top: 1px solid rgba(255,255,255,0.08);
			text-align: center; font-size: 12px; color: rgba(255,255,255,0.25);
		}
		.footer .footer-bottom a { color: rgba(255,255,255,0.25); }
		.footer .footer-bottom a:hover { color: #8a5cff; }
		.footer .footer-bottom .icp { margin-top: 8px; }
		.footer .footer-bottom .icp a { color: rgba(255,255,255,0.25); transition: color 0.2s; }
		.footer .footer-bottom .icp a:hover { color: #8a5cff; }

		/* Scroll animation */
		.fade-up { opacity: 0; transform: translateY(40px); transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1); }
		.fade-up.visible { opacity: 1; transform: translateY(0); }

		/* Responsive */
		@media (max-width: 1024px) {
			.services .grid { grid-template-columns: repeat(2, 1fr); }
			.advantages .list { grid-template-columns: repeat(2, 1fr); }
			.features .row { flex-direction: column !important; gap: 40px; }
			.hero h1 { font-size: 40px; }
		}
		@media (max-width: 768px) {
			.section { padding: 80px 24px; }
			.header { padding: 0 24px; }
			.hero h1 { font-size: 32px; }
			.hero .desc { font-size: 16px; }
			.hero .stats { gap: 30px; }
			.hero .stats .stat .num { font-size: 28px; }
			.services .grid { grid-template-columns: 1fr; }
			.advantages .list { grid-template-columns: repeat(2, 1fr); gap: 24px; }
			.process .steps { flex-direction: column; align-items: center; gap: 40px; }
			.process .step .line { display: none; }
			.footer .footer-inner { flex-direction: column; gap: 40px; }
			.footer .footer-links { gap: 40px; }
			.footer .footer-contact { text-align: left; }
			.modal-box { padding: 28px 20px 20px; }
			.modal-box .form-row { flex-direction: column; gap: 0; }
		}

		/* Header consult button */
		.header-consult-btn {
			padding: 8px 24px;
			font-size: 14px;
			border: none;
			border-radius: 8px;
			cursor: pointer;
			background: linear-gradient(135deg, #4C53F5, #8a5cff);
			color: #fff;
			font-weight: 600;
			transition: all 0.3s;
			box-shadow: 0 2px 8px rgba(76,83,245,0.3);
		}
		.header-consult-btn:hover {
			box-shadow: 0 4px 16px rgba(76,83,245,0.4);
			transform: translateY(-1px);
		}

		/* Modal / Consult dialog */
		.modal-overlay {
			position: fixed;
			top: 0; left: 0; right: 0; bottom: 0;
			background: rgba(0,0,0,0.5);
			display: flex;
			align-items: center;
			justify-content: center;
			z-index: 9999;
			animation: mfadeIn 0.25s ease;
		}
		.modal-overlay.hide { display: none; }
		@keyframes mfadeIn { from { opacity: 0; } to { opacity: 1; } }
		@keyframes mslideUp { from { transform: translateY(30px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
		.modal-box {
			background: #fff;
			border-radius: 16px;
			width: 440px;
			max-width: 92vw;
			padding: 36px 32px 28px;
			position: relative;
			animation: mslideUp 0.3s ease;
			box-shadow: 0 20px 60px rgba(0,0,0,0.15);
		}
		.modal-box h3 {
			margin: 0 0 6px;
			font-size: 22px;
			color: #1a1a2e;
		}
		.modal-box .modal-sub {
			font-size: 14px;
			color: #888;
			margin-bottom: 24px;
		}
		.modal-box .form-group {
			margin-bottom: 16px;
		}
		.modal-box label {
			display: block;
			font-size: 13px;
			color: #555;
			margin-bottom: 6px;
			font-weight: 500;
		}
		.modal-box label .req { color: #e74c3c; margin-left: 2px; }
		.modal-box input, .modal-box textarea, .modal-box select {
			width: 100%;
			padding: 10px 14px;
			border: 1px solid #ddd;
			border-radius: 8px;
			font-size: 14px;
			outline: none;
			transition: border-color 0.2s;
			box-sizing: border-box;
			font-family: inherit;
		}
		.modal-box input:focus, .modal-box textarea:focus, .modal-box select:focus {
			border-color: #4C53F5;
		}
		.modal-box textarea { resize: vertical; min-height: 72px; }
		.modal-box .form-row {
			display: flex;
			gap: 12px;
		}
		.modal-box .form-row .form-group { flex: 1; }
		.modal-box .btn-group {
			display: flex;
			gap: 12px;
			margin-top: 24px;
		}
		.modal-box .btn-group.success-btn-group { margin-top: 16px; }
		.modal-box .btn-cancel {
			flex: 1;
			padding: 11px;
			border: 1px solid #ddd;
			border-radius: 8px;
			background: #fff;
			color: #666;
			font-size: 15px;
			cursor: pointer;
			transition: background 0.2s;
		}
		.modal-box .btn-cancel:hover { background: #f5f5f5; }
		.modal-box .btn-submit {
			flex: 2;
			padding: 11px;
			border: none;
			border-radius: 8px;
			background: linear-gradient(135deg, #4C53F5, #6C63FF);
			color: #fff;
			font-size: 15px;
			cursor: pointer;
			transition: opacity 0.2s;
		}
		.modal-box .btn-submit:hover { opacity: 0.9; }
		.modal-box .btn-submit:disabled { opacity: 0.6; cursor: not-allowed; }
		.modal-box .btn-submit.btn-full { flex: 1; }
		.modal-box .close-btn {
			position: absolute;
			top: 14px; right: 16px;
			background: none; border: none;
			font-size: 22px; color: #aaa;
			cursor: pointer;
			line-height: 1;
			transition: color 0.2s;
		}
		.modal-box .close-btn:hover { color: #333; }
		.modal-box .success-msg {
			text-align: center;
			padding: 20px 0;
		}
		.modal-box .success-msg .check-icon {
			width: 56px; height: 56px;
			background: linear-gradient(135deg, #4C53F5, #6C63FF);
			border-radius: 50%;
			display: flex;
			align-items: center;
			justify-content: center;
			margin: 0 auto 16px;
		}
		.modal-box .success-msg .check-icon svg { width: 28px; height: 28px; }
		.modal-box .success-msg h4 { font-size: 18px; color: #1a1a2e; margin: 0 0 8px; }
		.modal-box .success-msg p { font-size: 14px; color: #888; margin: 0; }
		.modal-box .form-error {
			font-size: 12px;
			color: #e74c3c;
			margin-top: 4px;
			line-height: 1.4;
		}
		.modal-box input.has-error, .modal-box textarea.has-error, .modal-box select.has-error {
			border-color: #e74c3c;
		}
		.modal-box input.has-error:focus, .modal-box textarea.has-error:focus, .modal-box select.has-error:focus {
			border-color: #e74c3c;
			box-shadow: 0 0 0 2px rgba(231,76,60,0.12);
		}

		/* 悬浮在线客服按钮 */
		.float-kefu {
			position: fixed;
			right: 24px;
			bottom: 80px;
			z-index: 999;
			display: flex;
			flex-direction: column;
			align-items: center;
			gap: 4px;
			padding: 14px 12px;
			background: linear-gradient(135deg, #4C53F5, #6C63FF);
			color: #fff;
			border-radius: 14px;
			cursor: pointer;
			box-shadow: 0 4px 20px rgba(76,83,245,0.35);
			transition: all 0.3s;
			user-select: none;
		}
		.float-kefu:hover {
			transform: translateY(-3px);
			box-shadow: 0 6px 28px rgba(76,83,245,0.45);
		}
		.float-kefu svg {
			width: 26px;
			height: 26px;
		}
		.float-kefu span {
			font-size: 12px;
			white-space: nowrap;
			font-weight: 500;
		}

		/* 客服二维码弹窗 */
		.kefu-overlay {
			position: fixed;
			top: 0; left: 0; right: 0; bottom: 0;
			background: rgba(0,0,0,0.45);
			display: flex;
			align-items: center;
			justify-content: center;
			z-index: 10000;
			animation: mfadeIn 0.25s ease;
		}
		.kefu-overlay.hide { display: none; }
		.kefu-box {
			background: #fff;
			border-radius: 16px;
			padding: 36px 32px 28px;
			text-align: center;
			position: relative;
			animation: mslideUp 0.3s ease;
			box-shadow: 0 20px 60px rgba(0,0,0,0.15);
		}
		.kefu-box .close-btn {
			position: absolute;
			top: 12px; right: 14px;
			background: none; border: none;
			font-size: 22px; color: #aaa;
			cursor: pointer; line-height: 1;
			transition: color 0.2s;
		}
		.kefu-box .close-btn:hover { color: #333; }
		.kefu-box .kefu-qr {
			display: flex;
			justify-content: center;
			margin-bottom: 20px;
		}
		.kefu-box .kefu-qr img,
		.kefu-box .kefu-qr canvas {
			border-radius: 8px;
		}
		.kefu-box h4 {
			font-size: 17px;
			color: #1a1a2e;
			margin: 0 0 8px;
		}
		.kefu-box p {
			font-size: 13px;
			color: #888;
			margin: 0;
			line-height: 1.6;
		}