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

[v-cloak] { display: none; }

:root {
    --orange: #ff6b35;
    --orange-dark: #e55a2b;
    --orange-light: #fff0eb;
    --white: #ffffff;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #eeeeee;
    --gray-300: #e0e0e0;
    --gray-400: #bdbdbd;
    --gray-600: #757575;
    --gray-800: #424242;
    --gray-900: #212121;
    --shadow: 0 2px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
    --radius: 12px;
}

html { scroll-behavior: smooth; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    color: var(--gray-900);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ========== Header ========== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255,255,255,0);
    transition: all 0.35s ease;
    padding: 0;
}

.site-header.header-scrolled {
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 8px rgba(0,0,0,0.06);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    transition: height 0.35s ease;
}

.header-scrolled .header-inner { height: 56px; }

.logo {
    font-size: 26px;
    font-weight: 800;
    color: var(--orange);
    text-decoration: none;
    letter-spacing: -0.5px;
    transition: font-size 0.35s ease;
}

.header-scrolled .logo { font-size: 22px; }

.header-right { display: flex; align-items: center; }

.nav-list { display: flex; list-style: none; gap: 4px; }

.nav-item { position: relative; }

.nav-link {
    display: block;
    padding: 8px 16px;
    color: var(--gray-900);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.2s;
    white-space: nowrap;
}

.nav-link:hover { color: var(--orange); background: var(--orange-light); }

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    z-index: 200;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-900);
    border-radius: 2px;
    transition: all 0.3s;
}

/* ========== Hero ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #fff5f2 0%, #ffffff 40%, #fff8f5 100%);
    padding: 100px 0;
}

.bubble-particles {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    pointer-events: none;
    z-index: 0;
}

.bubble {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 107, 53, 0.08);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 107, 53, 0.15);
    animation: float-bubble 20s infinite ease-in-out;
}

@keyframes float-bubble {
    0%, 100% { transform: translateY(0) translateX(0) scale(1); opacity: 0.8; }
    25% { transform: translateY(-60px) translateX(30px) scale(1.15); opacity: 1; }
    50% { transform: translateY(-30px) translateX(-20px) scale(0.9); opacity: 0.7; }
    75% { transform: translateY(-80px) translateX(15px) scale(1.1); opacity: 0.9; }
}

.hero-wrapper {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    width: 100%;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

.hero-content {
    flex: 1;
    animation: slideUp 0.8s ease;
    text-align: left;
}

.hero h1 {
    font-size: 52px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero h1 span { color: var(--orange); }

.hero p {
    font-size: 18px;
    color: var(--gray-600);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-auth {
    width: 60%;
    max-width: 480px;
}

/* Glass Auth Panel */
.glass-panel {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 24px;
    padding: 40px 36px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.08);
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-header .logo {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #ff6b35 0%, #ff8c61 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.3);
}

.auth-header .logo span {
    color: white;
    font-size: 26px;
    font-weight: bold;
}

.auth-header h2 {
    color: var(--gray-900);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 6px;
}

.auth-header p {
    color: var(--gray-600);
    font-size: 14px;
    margin: 0;
}

.auth-form .el-form-item {
    margin-bottom: 18px;
}

.auth-input .el-input__wrapper {
    background: rgba(255, 255, 255, 0.7) !important;
    border: 1px solid rgba(0, 0, 0, 0.08) !important;
    border-radius: 12px;
    box-shadow: none !important;
    padding: 12px 16px;
    transition: all 0.3s;
}

.auth-input .el-input__wrapper:hover {
    border-color: rgba(255, 107, 53, 0.3) !important;
}

.auth-input .el-input__wrapper.is-focus {
    border-color: var(--orange) !important;
    background: white !important;
    box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.1) !important;
}

.auth-input .el-input__inner {
    color: var(--gray-900) !important;
    font-size: 15px;
}

.auth-input .el-input__inner::placeholder {
    color: var(--gray-400) !important;
}

.auth-button {
    width: 100%;
    height: 48px;
    background: linear-gradient(135deg, #ff6b35 0%, #ff8c61 100%) !important;
    border: none !important;
    border-radius: 12px !important;
    font-size: 16px;
    font-weight: 600;
    color: white !important;
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.3);
    transition: all 0.3s ease;
}

.auth-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(255, 107, 53, 0.4);
}

.auth-button:active {
    transform: translateY(0);
}

.auth-button.is-disabled {
    background: rgba(255, 107, 53, 0.4) !important;
    box-shadow: none;
}

.auth-switch {
    text-align: center;
    font-size: 14px;
    color: var(--gray-600);
    margin-top: 8px;
}

.login-code-box {
    background: rgba(255,255,255,0.6);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 4px;
}

.code-hint {
    font-size: 13px;
    color: #555;
    margin-bottom: 10px;
}

.code-flex {
    display: flex;
    gap: 8px;
    align-items: center;
}

.code-flex .auth-input {
    flex: 1;
}

.code-send-btn {
    border: 1px solid #4000d0 !important;
    color: #4000d0 !important;
    background: transparent !important;
    flex-shrink: 0;
}

.code-send-btn:hover:not(:disabled) {
    background: #4000d0 !important;
    color: #fff !important;
}

.code-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.login-code-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.2s ease;
}

.login-code-card {
    width: 460px;
    max-width: 90vw;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 40px 36px 36px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
    animation: scaleIn 0.25s ease;
    color: #fff;
}

.login-code-close {
    position: absolute;
    top: 12px;
    right: 18px;
    font-size: 28px;
    color: rgba(255,255,255,0.6);
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s;
}
.login-code-close:hover {
    color: #fff;
}

.login-code-card .bind-icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 16px;
}

.login-code-card h3 {
    text-align: center;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
    color: #fff;
}

.login-code-card .bind-sub {
    text-align: center;
    font-size: 13px;
    color: rgba(255,255,255,0.7);
    margin-bottom: 24px;
}

.login-code-card .bind-code-row {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.login-code-card .bind-code-input {
    flex: 1;
    height: 48px;
    padding: 0 16px;
    border: 2px solid rgba(255,255,255,0.25);
    background: rgba(255,255,255,0.08);
    border-radius: 12px;
    font-size: 16px;
    outline: none;
    transition: border-color 0.2s;
    letter-spacing: 4px;
    text-align: center;
    color: #fff;
}
.login-code-card .bind-code-input::placeholder {
    color: rgba(255,255,255,0.4);
}
.login-code-card .bind-code-input:focus {
    border-color: rgba(255,255,255,0.6);
}

.login-code-card .bind-send-btn {
    height: 48px;
    padding: 0 20px;
    border: 2px solid rgba(255,255,255,0.35);
    background: transparent;
    color: #fff;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
}
.login-code-card .bind-send-btn:hover:not(:disabled) {
    background: rgba(255,255,255,0.15);
}
.login-code-card .bind-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.login-code-card .bind-submit-btn {
    width: 100%;
    height: 48px;
    border: none;
    background: linear-gradient(135deg, #4000d0, #6c3ce0);
    color: #fff;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}
.login-code-card .bind-submit-btn:hover:not(:disabled) {
    box-shadow: 0 4px 20px rgba(64, 0, 208, 0.4);
    transform: translateY(-1px);
}
.login-code-card .bind-submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.login-code-card .bind-submit-btn.back-btn {
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.7);
    border: 1px solid rgba(255,255,255,0.2);
}
.login-code-card .bind-submit-btn.back-btn:hover:not(:disabled) {
    background: rgba(255,255,255,0.2);
    box-shadow: none;
    transform: none;
}

.login-code-card .bind-error {
    text-align: center;
    color: #ff6b6b;
    font-size: 13px;
    margin-top: 12px;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.hero-bg {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255,107,53,0.06) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========== Buttons ========== */
.btn {
    display: inline-block;
    padding: 14px 36px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--orange);
    color: var(--white);
    border-color: var(--orange);
}

.btn-primary:hover {
    background: var(--orange-dark);
    border-color: var(--orange-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255,107,53,0.35);
}

.btn-outline {
    background: transparent;
    color: var(--orange);
    border-color: var(--orange);
}

.btn-outline:hover {
    background: var(--orange);
    color: var(--white);
    transform: translateY(-2px);
}

/* ========== Sections ========== */
section { padding: 100px 0; }

.section-title {
    font-size: 36px;
    font-weight: 800;
    text-align: center;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.section-desc {
    text-align: center;
    color: var(--gray-600);
    font-size: 16px;
    margin-bottom: 60px;
}

/* ========== Features ========== */
.features { background: var(--gray-50); }

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s;
    box-shadow: var(--shadow);
}

.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.feature-icon { font-size: 44px; margin-bottom: 16px; }

.feature-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }

.feature-card p { color: var(--gray-600); font-size: 14px; }

/* ========== Pricing ========== */
.pricing { background: var(--white); }

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.pricing-card {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 40px 30px;
    text-align: center;
    position: relative;
    transition: all 0.3s;
}

.pricing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.pricing-card.featured {
    border-color: var(--orange);
    box-shadow: var(--shadow-lg);
}

.pricing-card h3 { font-size: 22px; font-weight: 700; margin-bottom: 20px; }

.price { margin-bottom: 24px; }

.amount { font-size: 48px; font-weight: 800; color: var(--orange); line-height: 1; }

.period { font-size: 16px; color: var(--gray-600); }

.pricing-features {
    list-style: none;
    margin-bottom: 30px;
    text-align: left;
}

.pricing-features li {
    padding: 8px 0;
    color: var(--gray-800);
    font-size: 14px;
}

/* ========== Footer ========== */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand .logo { color: var(--orange); font-size: 24px; }

.footer-brand p { color: #999; margin-top: 12px; font-size: 14px; }

.footer-links { display: flex; gap: 60px; }

.footer-col h4 { font-size: 16px; font-weight: 600; margin-bottom: 16px; color: var(--white); }

.footer-col ul { list-style: none; }

.footer-col ul li { margin-bottom: 10px; }

.footer-col ul li a {
    color: #999;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

.footer-col ul li a:hover { color: var(--orange); }

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 24px;
    text-align: center;
    color: #666;
    font-size: 13px;
}

/* ========== Custom Scrollbar ========== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 107, 53, 0.25);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 107, 53, 0.4);
}

/* ========== Responsive ========== */
@media (max-width: 1024px) and (min-width: 769px) {
    .pricing-grid { grid-template-columns: repeat(2, 1fr); }
    .hero-wrapper { flex-direction: column; gap: 40px; }
    .hero-auth { width: 100%; max-width: 420px; }
    .hero-content { text-align: center; }
    .hero-buttons { justify-content: center; }
}

@media (max-width: 768px) {
    .header-inner { height: 60px; }
    .header-scrolled .header-inner { height: 52px; }
    .logo { font-size: 22px; }
    .header-scrolled .logo { font-size: 20px; }

    .mobile-toggle { display: flex; }

    .header-right {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        box-shadow: -4px 0 20px rgba(0,0,0,0.1);
        padding: 80px 24px 24px;
        transition: right 0.35s ease;
        z-index: 150;
        flex-direction: column;
        align-items: stretch;
    }

    .header-right.mobile-open { right: 0; }

    .nav-list { flex-direction: column; gap: 0; }

    .nav-link { padding: 14px 16px; font-size: 16px; }

    .hero-wrapper { flex-direction: column; gap: 32px; }
    .hero-content { text-align: center; }
    .hero-auth { width: 100%; }
    .glass-panel { padding: 32px 24px; }
    .hero h1 { font-size: 32px; }
    .hero p { font-size: 15px; }
    .hero-buttons { justify-content: center; }

    .feature-grid,
    .pricing-grid { grid-template-columns: 1fr; }

    .footer-content { flex-direction: column; gap: 40px; }
    .footer-links { flex-wrap: wrap; gap: 30px; }

    section { padding: 60px 0; }
    .section-title { font-size: 28px; }
}