@import url('./variables.css');
@import url('./components/index.css');

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

html {
    font-size: clamp(14px, 0.9vw + 8px, 16px);
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

@media (-webkit-min-device-pixel-ratio: 1.25), (min-resolution: 120dpi) {
    html {
        font-size: clamp(13px, 0.85vw + 7px, 15px);
    }
}

@media (-webkit-min-device-pixel-ratio: 1.5), (min-resolution: 144dpi) {
    html {
        font-size: clamp(12px, 0.8vw + 6px, 14px);
    }
}

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    html {
        font-size: clamp(11px, 0.75vw + 5px, 13px);
    }
}

@media (min-width: 1920px) {
    html {
        font-size: clamp(15px, 0.95vw + 8px, 17px);
    }
}

@media (min-width: 2560px) {
    html {
        font-size: clamp(16px, 1vw + 8px, 18px);
    }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
    font-size: 1rem;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    -webkit-overflow-scrolling: touch;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 24px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    gap: 8px;
    min-height: 44px;
    min-width: 80px;
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-danger {
    background: var(--error-color);
    color: white;
}

.btn-warning {
    background: var(--warning-color);
    color: white;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.card {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    padding: 40px;
}

/* 旧版 modal 样式已迁移至 modal.css */

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.alert {
    padding: 16px 20px;
    border-radius: 12px;
    margin-bottom: 20px;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--success-color);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--error-color);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--warning-color);
}

.text-center {
    text-align: center;
}

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }

@media (max-width: 768px) {
    .card {
        padding: 24px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .form-input {
        padding: 10px 14px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .card {
        padding: 20px;
        border-radius: 16px;
    }
    
    .btn {
        padding: 12px 20px;
        font-size: 15px;
        width: 100%;
    }
    
    .form-input {
        padding: 12px 16px;
        font-size: 15px;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .container {
        padding: 0 24px;
    }
}

@media (min-width: 1025px) and (max-width: 1440px) {
    .container {
        padding: 0 32px;
    }
}