:root {
    --primary: #6c5ce7;
    --primary-light: #a29bfe;
    --secondary: #00cec9;
    --bg-dark: #0f0f1a;
    --bg-darker: #070712;
    --text-light: #f8f8f8;
    --text-dim: #a2a2b5;
    --card-bg: rgba(25, 25, 40, 0.6);
    --glass-highlight: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.1);
    --success: #00c896;
    --warning: #fdcb6e;
    --error: #ff7675;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Noto Sans SC', sans-serif;
}

body {
    background-color: var(--bg-darker);
    color: var(--text-light);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

.background-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.moving-gradient {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(108, 92, 231, 0.1) 0%, rgba(0, 206, 201, 0.05) 25%, rgba(16, 16, 28, 0) 70%);
    animation: rotateGradient 30s linear infinite;
}

.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.particles::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0) 0.5%),
        radial-gradient(circle at 50% 60%, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0) 0.5%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0) 0.5%),
        radial-gradient(circle at 10% 80%, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0) 0.5%),
        radial-gradient(circle at 90% 90%, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0) 0.5%);
    background-repeat: repeat;
    background-size: 400px 400px;
    opacity: 0.3;
    animation: drift 120s linear infinite;
}

.container {
    max-width: 480px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Styles */
header {
    text-align: center;
    position: relative;
    padding: 30px 0;
}

.logo-area {
    position: relative;
    display: inline-block;
    margin-bottom: 10px;
}

.glow-effect {
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--primary);
    filter: blur(30px);
    opacity: 0.2;
    border-radius: 50%;
    z-index: -1;
    animation: pulse 4s ease-in-out infinite;
}

.title-text {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--text-light) 0%, var(--text-dim) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    transform: translateZ(0);
    transition: transform 0.3s ease;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.title-text span {
    color: var(--primary-light);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
}

.title-text:hover {
    transform: translateY(-2px) translateZ(0);
    filter: drop-shadow(0 4px 8px rgba(108, 92, 231, 0.4));
}

.subtitle {
    font-size: 1rem;
    color: var(--text-dim);
    margin-bottom: 30px;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.pulse-icon {
    color: var(--secondary);
    animation: pulseFade 2s infinite;
}

.illustration {
    position: relative;
    height: 150px;
    margin: 20px auto;
    perspective: 1000px;
    transform-style: preserve-3d;
}

.magnifier {
    position: absolute;
    top: 10px;
    right: 50%;
    transform: translateX(40px) rotateZ(-30deg) rotateY(15deg);
    transform-style: preserve-3d;
    animation: float 6s ease-in-out infinite;
}

.magnifier-glass {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 3px solid var(--primary);
    background: rgba(255, 255, 255, 0.05);
    position: relative;
    box-shadow: 0 0 20px rgba(108, 92, 231, 0.3);
    transform-style: preserve-3d;
}

.shine {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0) 50%);
    transform: rotateZ(-20deg);
}

.magnifier-handle {
    position: absolute;
    width: 8px;
    height: 40px;
    background: linear-gradient(to right, var(--primary), var(--primary-light));
    bottom: -23px;
    left: -10%;
    transform: rotate(45deg);
    border-radius: 6px;
    box-shadow: 0 5px 15px rgba(108, 92, 231, 0.3);
}

.document {
    position: absolute;
    width: 70px;
    height: 90px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.03) 100%);
    border-radius: 8px;
    left: 50%;
    top: 30px;
    transform: translateX(-100px) rotateY(-15deg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    animation: float 6s ease-in-out infinite reverse;
}

.document-lines::before,
.document-lines::after {
    content: '';
    position: absolute;
    left: 10px;
    right: 10px;
    height: 4px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 2px;
}

.document-lines::before {
    top: 20px;
}

.document-lines::after {
    top: 35px;
    width: 60%;
}

.document::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--secondary);
    top: 60px;
    left: 25px;
    opacity: 0.5;
}

/* Stats Card Styles */
.stats-card {
    margin: 20px 0;
}

.glass-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 20px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -50%;
    width: 200%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--glass-highlight), transparent);
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.stats-card .glass-card {
    display: flex;
    align-items: center;
    padding: 15px 20px;
}

.stat-icon {
    margin-right: 15px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(108, 92, 231, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
    font-size: 1.2rem;
}

.stat-text {
    font-size: 0.95rem;
    color: var(--text-dim);
}

.highlight-count {
    color: var(--text-light);
    font-weight: 500;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: countUp 2s ease-out;
}

/* Form Styles */
.form-section {
    margin: 30px 0;
}

.form-card {
    padding: 25px;
}

.input-group {
    margin-bottom: 20px;
    position: relative;
}

label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-bottom: 8px;
    letter-spacing: 0.3px;
}

.input-wrapper {
    position: relative;
    overflow: hidden;
}

input, select {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text-light);
    font-size: 0.95rem;
    transition: border 0.3s, box-shadow 0.3s;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary);
}

input::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.input-focus-effect {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

input:focus ~ .input-focus-effect,
select:focus ~ .input-focus-effect {
    width: 100%;
}

.select-wrapper {
    position: relative;
}

.select-wrapper .fas {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-dim);
    pointer-events: none;
}

select {
    appearance: none;
    cursor: pointer;
}

.primary-btn, .secondary-btn {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.primary-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

.secondary-btn {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-light);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-ripple {
    position: absolute;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: scale(0);
    animation: none;
    pointer-events: none;
}

.primary-btn:active, .secondary-btn:active {
    transform: scale(0.98);
}

.primary-btn:hover {
    box-shadow: 0 6px 20px rgba(108, 92, 231, 0.4);
    transform: translateY(-2px);
}

.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.08);
}

.remaining-queries {
    text-align: center;
    margin-top: 15px;
    font-size: 0.9rem;
    color: var(--text-dim);
}

.highlight {
    color: var(--warning);
    font-weight: 500;
}

/* Invitation Section Styles */
.section-title {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--text-light);
    font-weight: 500;
}

.invitation-method {
    display: flex;
    align-items: center;
}

.method-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(0, 206, 201, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary);
    margin-right: 15px;
    flex-shrink: 0;
}

.method-text {
    flex-grow: 1;
}

.method-text h3 {
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 4px;
}

.method-text p {
    font-size: 0.85rem;
    color: var(--text-dim);
}

.invitation-method .secondary-btn {
    width: auto;
    padding: 8px 15px;
    font-size: 0.85rem;
    flex-shrink: 0;
}

/* Instructions Section Styles */
.instructions-card {
    padding: 25px;
}

.instruction-content h3 {
    display: flex;
    align-items: center;
    font-size: 1.05rem;
    font-weight: 500;
    margin-bottom: 12px;
}

.number-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    font-size: 0.8rem;
    margin-right: 10px;
}

.instruction-content p {
    font-size: 0.9rem;
    color: var(--text-dim);
    line-height: 1.6;
    margin-bottom: 20px;
}

.steps-visual {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
}

.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.step-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dim);
    margin-bottom: 10px;
    position: relative;
    z-index: 2;
}

.step-connector {
    position: absolute;
    top: 20px;
    left: 40px;
    width: calc(100% - 40px);
    height: 1px;
    background: linear-gradient(90deg, var(--text-dim), transparent);
    z-index: 1;
}

/* Animations */
@keyframes rotateGradient {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes drift {
    0% { background-position: 0% 0%; }
    100% { background-position: 200% 200%; }
}

@keyframes pulse {
    0%, 100% { opacity: 0.2; transform: scale(1); }
    50% { opacity: 0.3; transform: scale(1.05); }
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotateZ(-30deg) rotateY(15deg); }
    50% { transform: translateY(-15px) rotateZ(-25deg) rotateY(15deg); }
}

@keyframes pulseFade {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; }
}

@keyframes countUp {
    0% { opacity: 0; transform: translateY(10px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* Media Queries */
@media (max-width: 480px) {
    h1 {
        font-size: 2.2rem;
    }
    
    .container {
        padding: 15px;
    }
    
    .form-card, .instructions-card {
        padding: 20px;
    }
}

/* 授权码样式 */
.auth-code-tip {
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-top: 8px;
    margin-bottom: 12px;
    line-height: 1.4;
}

.auth-btn {
    margin-bottom: 15px;
    width: auto;
    padding: 8px 15px;
    display: inline-block;
}

.auth-status {
    padding: 10px 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s;
}

.auth-status.success {
    background: rgba(32, 191, 107, 0.15);
    color: var(--success);
    border: 1px solid rgba(32, 191, 107, 0.3);
}

.auth-status.error {
    background: rgba(235, 59, 90, 0.15);
    color: var(--error);
    border: 1px solid rgba(235, 59, 90, 0.3);
}

.auth-status.warning {
    background: rgba(253, 203, 110, 0.15);
    color: var(--warning);
    border: 1px solid rgba(253, 203, 110, 0.3);
}

/* 表单状态 */
input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background: rgba(255, 255, 255, 0.02);
}

.date-select:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background: rgba(255, 255, 255, 0.02);
}

/* 反馈动画 */
@keyframes authSuccess {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.auth-status.success {
    animation: authSuccess 0.5s ease-in-out;
}

/* 图片说明样式 */
.image-instruction {
    margin: 15px 0 30px;
    text-align: center;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.instruction-image {
    max-width: 100%;
    height: auto;
    display: block;
}

.note-text {
    background: rgba(0, 0, 0, 0.2);
    padding: 12px 15px;
    border-radius: 8px;
    margin-top: 20px;
    margin-bottom: 30px;
}

.note-text i {
    color: var(--primary);
    margin-right: 5px;
}

.note-text p {
    margin: 0;
    font-size: 0.9rem;
}

.stat-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    gap: 15px;
    width: 100%;
}

.stat-item {
    display: flex;
    align-items: center;
    padding: 10px;
}

@media (max-width: 650px) {
    .stat-container {
        flex-direction: column;
    }
    
    .stat-item {
        width: 100%;
        justify-content: center;
    }
}

/* 微信二维码模态框样式 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    opacity: 1;
}

.modal-content {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 0;
    width: 90%;
    max-width: 400px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    transform: translateY(20px);
    transition: transform 0.3s ease;
    overflow: hidden;
}

.modal.show .modal-content {
    transform: translateY(0);
}

.modal-header {
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(0, 0, 0, 0.2);
}

.modal-title {
    font-size: 1.1rem;
    font-weight: 500;
    margin: 0;
    color: var(--text-light);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--primary);
}

.modal-body {
    padding: 20px;
    text-align: center;
}

.modal-desc {
    color: var(--text-dim);
    font-size: 0.9rem;
    margin-bottom: 20px;
    line-height: 1.5;
}

.qr-container {
    background: white;
    padding: 15px;
    border-radius: 12px;
    display: inline-block;
    margin: 0 auto;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.qr-image {
    max-width: 100%;
    height: auto;
    display: block;
}

.auth-buttons {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.auth-buttons .auth-btn {
    flex: 1;
}