/* TRON Wallet page styles */
.page-container { padding: 30px 0 }

/* Hero Section */
.tw-hero { display: flex; gap: 32px; align-items: center; margin-bottom: 40px; background: linear-gradient(135deg, rgba(31, 111, 184, 0.08) 0%, rgba(62, 200, 240, 0.08) 100%); padding: 40px; border-radius: 12px; border: 1px solid rgba(31, 111, 184, 0.1); }
.hero-content { flex: 1; }
.tw-hero h1 { font-size: 28px; color: #163E6A; margin-bottom: 16px; font-weight: 700; }
.hero-desc { color: #3d4850; font-size: 16px; line-height: 1.8; margin-bottom: 24px; text-indent: 0; }
.hero-btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 32px; background: linear-gradient(135deg, #1f6fb8 0%, #3ec8f0 100%); color: white; border-radius: 8px; text-decoration: none; font-weight: 600; font-size: 16px; transition: all 0.3s ease; box-shadow: 0 4px 12px rgba(31, 111, 184, 0.3); }
.hero-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(31, 111, 184, 0.4); }
.hero-btn i { font-size: 18px; }
.hero-illus { flex: 1; text-align: center; }
.hero-illus img { width: 100%; max-width: 500px; height: auto; border-radius: 12px; }

/* Core Features */
.tw-features { margin-bottom: 50px; }
.tw-features h2 { text-align: center; color: #163E6A; font-size: 24px; margin-bottom: 32px; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; margin-bottom: 30px; }
.feature-card { padding: 28px; background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%); border: 1px solid rgba(31, 111, 184, 0.1); border-radius: 10px; text-align: center; transition: all 0.3s ease; box-shadow: rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0.1) 0px 4px 6px -1px, rgba(0, 0, 0, 0.1) 0px 2px 4px -2px; }
.feature-card:hover { transform: translateY(-4px); border-color: rgba(31, 111, 184, 0.3); box-shadow: 0 12px 24px rgba(31, 111, 184, 0.15); }
.feature-icon { margin-bottom: 16px; }
.feature-icon i { font-size: 48px; color: #1f6fb8; }
.feature-card h3 { color: #163E6A; font-size: 18px; margin-bottom: 12px; }
.feature-card p { color: #546a75; font-size: 14px; line-height: 1.6; }

/* Security & Verification */
.tw-security { margin-bottom: 50px; background: #ffffff; padding: 30px; border-radius: 10px; border: 1px solid rgba(0, 0, 0, 0.03); }
.tw-security h2 { text-align: center; color: #163E6A; font-size: 24px; margin-bottom: 12px; }
.security-intro { text-align: center; margin-bottom: 32px; }
.security-intro p { color: #3d4850; font-size: 16px; }
.verification-methods { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }
.method-card { padding: 22px; background: linear-gradient(180deg, #fbfeff 0%, #f1f7ff 100%); border: 1px solid rgba(31, 111, 184, 0.1); border-radius: 8px; transition: all 0.3s ease; }
.method-card:hover { border-color: rgba(31, 111, 184, 0.3); box-shadow: 0 8px 16px rgba(31, 111, 184, 0.1); }
.method-title { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.method-title i { font-size: 32px; color: #1f6fb8; }
.method-title h4 { flex: 1; color: #153a60; margin: 0; font-size: 16px; }
.level { padding: 4px 10px; border-radius: 4px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.level-low { background: #e8f5e9; color: #2e7d32; }
.level-medium { background: #fff3e0; color: #e65100; }
.level-high { background: #ffebee; color: #c62828; }
.level-critical { background: #f3e5f5; color: #6a1b9a; }
.method-desc { color: #44545a; font-size: 14px; }
.method-desc p { margin-bottom: 10px; line-height: 1.6; }
.method-desc ul { margin: 0; padding-left: 20px; }
.method-desc li { margin: 6px 0; line-height: 1.5; }

/* How to Use */
.tw-howto { margin-bottom: 50px; background: #ffffff; padding: 30px; border-radius: 10px; border: 1px solid rgba(0, 0, 0, 0.03); }
.howto-container { display: flex; gap: 80px; align-items: flex-start; }
.howto-illus { flex: 1; min-width: 0; }
.howto-illus img { width: 100%; height: auto; border-radius: 8px; }
.howto-steps { flex: 1; }
.howto-steps h3 { color: #163E6A; font-size: 20px; margin-bottom: 20px; }
.howto-steps ol { counter-reset: num; margin: 0; padding: 0; list-style: none; }
.howto-steps ol li { counter-increment: num; position: relative; padding-left: 40px; margin-bottom: 20px; color: #44545a; font-size: 14px; line-height: 1.7; }
.howto-steps ol li::before { content: counter(num); position: absolute; left: 0; top: 0; display: flex; align-items: center; justify-content: center; width: 28px; height: 28px; background: linear-gradient(135deg, #1f6fb8 0%, #3ec8f0 100%); color: white; border-radius: 50%; font-weight: 700; font-size: 14px; }
.howto-steps strong { color: #163E6A; }

/* Transaction Features */
.tw-transactions { margin-bottom: 50px; }
.tw-transactions h2 { text-align: center; color: #163E6A; font-size: 24px; margin-bottom: 32px; }
.transaction-features { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.trans-feature { padding: 24px; background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%); border: 1px solid rgba(31, 111, 184, 0.08); border-radius: 8px; text-align: center; transition: all 0.3s ease; }
.trans-feature:hover { border-color: rgba(31, 111, 184, 0.2); box-shadow: 0 8px 16px rgba(31, 111, 184, 0.1); }
.trans-icon { margin-bottom: 12px; }
.trans-icon i { font-size: 40px; color: #3ec8f0; }
.trans-feature h4 { color: #163E6A; font-size: 16px; margin: 12px 0; }
.trans-feature p { color: #546a75; font-size: 14px; line-height: 1.6; }

/* Highlights */
.tw-highlights { margin-bottom: 50px; }
.tw-highlights h2 { text-align: center; color: #163E6A; font-size: 24px; margin-bottom: 32px; }
.highlights-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.highlight-item { display: flex; gap: 16px; padding: 24px; background: linear-gradient(180deg, #fbfeff 0%, #f1f7ff 100%); border: 1px solid rgba(31, 111, 184, 0.1); border-radius: 8px; }
.highlight-number { flex-shrink: 0; width: 60px; height: 60px; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #1f6fb8 0%, #3ec8f0 100%); color: white; font-size: 20px; font-weight: 700; border-radius: 8px; }
.highlight-text h4 { text-align: left; color: #163E6A; font-size: 16px; margin: 0 0 8px 0; }
.highlight-text p { text-align: left; color: #546a75; font-size: 14px; line-height: 1.6; margin: 0; }

/* FAQ Section */
.tw-faq { margin-bottom: 30px; }
.tw-faq h2 { text-align: center; color: #163E6A; font-size: 24px; margin-bottom: 32px; }
.faq-list { display: grid; gap: 12px; }
.faq-item { background: #ffffff; border: 1px solid rgba(31, 111, 184, 0.08); border-radius: 6px; overflow: hidden; transition: all 0.3s ease; }
.faq-item:hover { border-color: rgba(31, 111, 184, 0.2); }
.faq-item dt { display: flex; align-items: center; gap: 12px; padding: 16px; background: #f1f7ff; color: #163E6A; font-weight: 600; cursor: pointer; user-select: none; }
.faq-item dt i { font-size: 18px; color: #1f6fb8; flex-shrink: 0; }
.faq-item dd { padding: 16px; color: #44545a; line-height: 1.8; margin: 0; background: #fafbfc; display: none; }
.faq-item.active dd { display: block; }

/* CTA Section */
.tw-cta { text-align: center; padding: 30px 30px; background: linear-gradient(135deg, rgba(31, 111, 184, 0.1) 0%, rgba(62, 200, 240, 0.1) 100%); border-radius: 12px; border: 1px solid rgba(31, 111, 184, 0.15); }
.tw-cta h2 { color: #163E6A; font-size: 28px; margin-bottom: 12px; }
.tw-cta p { color: #3d4850; font-size: 16px; margin-bottom: 30px; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.cta-btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px; border-radius: 8px; text-decoration: none; font-weight: 600; font-size: 16px; transition: all 0.3s ease; }
.cta-primary { background: linear-gradient(135deg, #1f6fb8 0%, #3ec8f0 100%); color: white; box-shadow: 0 4px 12px rgba(31, 111, 184, 0.3); }
.cta-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(31, 111, 184, 0.4); }
.cta-secondary { background: white; color: #1f6fb8; border: 2px solid #1f6fb8; }
.cta-secondary:hover { background: #f1f7ff; transform: translateY(-2px); }
.cta-btn i { font-size: 18px; }

/* Responsive Design */
@media only screen and (max-width: 768px) {
    .page-container { padding: 15px 0; }
    .tw-hero { display: block; gap: 0; padding: 20px; margin-bottom: 30px; }
    .hero-illus { margin-top: 20px; }
    .tw-hero h1 { font-size: 22px; }
    .hero-desc { font-size: 14px; }
    .features-grid { grid-template-columns: 1fr; gap: 16px; }
    .feature-card { padding: 20px; }
    .verification-methods { grid-template-columns: 1fr; gap: 14px; }
    .howto-container { display: block; gap: 0; }
    .howto-illus { margin-bottom: 20px; }
    .transaction-features { grid-template-columns: 1fr; gap: 14px; }
    .trans-feature { padding: 16px; }
    .highlights-list { grid-template-columns: 1fr; gap: 16px; }
    .highlight-item { padding: 16px; gap: 12px; }
    .highlight-number { width: 50px; height: 50px; font-size: 18px; }
    .tw-cta { padding: 30px 20px; margin-bottom: 30px; }
    .tw-cta h2 { font-size: 22px; }
    .cta-buttons { gap: 10px; }
    .cta-btn { padding: 12px 24px; font-size: 14px; }
    .tw-links { grid-template-columns: 1fr; gap: 20px; }
    .faq-item dt { padding: 12px; font-size: 14px; }
    .faq-item dd { padding: 12px; }
    .tw-security,
    .tw-howto { padding: 20px; margin-bottom: 30px; }
    .tw-features h2,
    .tw-transactions h2,
    .tw-highlights h2,
    .tw-faq h2,
    .tw-links h2,
    .tw-security h2 { font-size: 20px; margin-bottom: 20px; }
    main { padding: 9px; }
}