/* MindJoy - Modern Mental Health Platform Styles */

:root {
    /* 主色调 - 温暖柔和的配色 */
    --primary: #5B8C5A;
    --primary-light: #7BAF7A;
    --primary-dark: #3D6B3C;
    --secondary: #F4E4BA;
    --accent-warm: #FFB74D;
    --accent-coral: #FF8A80;
    --accent-lavender: #B39DDB;
    --accent-mint: #80CBC4;
    --accent-peach: #FFAB91;
    --accent-sky: #81D4FA;
    
    /* 背景色 */
    --bg-cream: #FAF8F5;
    --bg-warm: #FFF9F0;
    --bg-card: #FFFFFF;
    --bg-dark: #1A1D29;
    --bg-space: #0D1117;
    
    /* 文字颜色 */
    --text-dark: #2D3748;
    --text-medium: #4A5568;
    --text-light: #718096;
    --text-white: #FFFFFF;
    
    /* 心情颜色 */
    --mood-happy: #FFD93D;
    --mood-warm: #FFB74D;
    --mood-fulfilled: #FF8A80;
    --mood-proud: #AED581;
    --mood-surprised: #FFB74D;
    --mood-calm: #4DB6AC;
    --mood-confused: #A1887F;
    --mood-lonely: #90A4AE;
    --mood-excited: #F48FB1;
    --mood-sweet: #F8BBD9;
    --mood-sad: #7986CB;
    --mood-tired: #9575CD;
    --mood-wronged: #64B5F6;
    --mood-irritated: #8D6E63;
    --mood-angry: #E57373;
    
    /* 圆角 */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 9999px;
    
    /* 阴影 */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 40px rgba(91, 140, 90, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Nunito', 'Noto Sans SC', sans-serif;
    background: var(--bg-cream);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 0.75rem 2rem;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-md);
}

.logo-text {
    font-family: 'Quicksand', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-medium);
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background: var(--bg-warm);
    color: var(--primary);
}

.nav-link.active {
    background: var(--primary);
    color: white;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.lang-switch {
    display: flex;
    background: var(--bg-warm);
    border-radius: var(--radius-full);
    padding: 4px;
}

.lang-btn {
    padding: 0.4rem 0.8rem;
    border: none;
    background: transparent;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-medium);
}

.lang-btn.active {
    background: white;
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* 主内容 */
.main-content {
    padding-top: 70px;
    min-height: 100vh;
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-full);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(91, 140, 90, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(91, 140, 90, 0.4);
}

.btn-secondary {
    background: var(--bg-warm);
    color: var(--primary);
}

.btn-secondary:hover {
    background: var(--secondary);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* 页脚 */
.footer {
    background: var(--bg-dark);
    color: var(--text-white);
    padding: 3rem 2rem 1.5rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--primary-light);
}

.footer-section p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.5rem;
}

.footer-bottom {
    max-width: 1200px;
    margin: 2rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

/* 模态框 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.modal-header h3 {
    font-size: 1.25rem;
    color: var(--text-dark);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* 危机模态框 */
.crisis-modal .modal-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.crisis-modal .modal-header h3 {
    color: white;
}

.crisis-contacts {
    background: var(--bg-warm);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    margin: 1rem 0;
}

.crisis-contacts h4 {
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.crisis-contacts ul {
    list-style: none;
}

.crisis-contacts li {
    padding: 0.5rem 0;
    font-size: 0.9rem;
}

.crisis-contacts a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

/* 心情图标样式 */
.mood-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.mood-icon:hover {
    transform: scale(1.1);
}

.mood-icon.selected {
    transform: scale(1.15);
    box-shadow: 0 0 0 3px white, 0 0 0 5px currentColor;
}

.mood-happy { background: var(--mood-happy); }
.mood-warm { background: var(--mood-warm); }
.mood-fulfilled { background: var(--mood-fulfilled); }
.mood-proud { background: var(--mood-proud); }
.mood-surprised { background: var(--mood-surprised); }
.mood-calm { background: var(--mood-calm); }
.mood-confused { background: var(--mood-confused); }
.mood-lonely { background: var(--mood-lonely); }
.mood-excited { background: var(--mood-excited); }
.mood-sweet { background: var(--mood-sweet); }
.mood-sad { background: var(--mood-sad); }
.mood-tired { background: var(--mood-tired); }
.mood-wronged { background: var(--mood-wronged); }
.mood-irritated { background: var(--mood-irritated); }
.mood-angry { background: var(--mood-angry); }

/* 动画 */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.8; }
}

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

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes breathe {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

@keyframes twinkle {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.animate-fadeIn {
    animation: fadeIn 0.5s ease forwards;
}

/* 响应式 */
@media (max-width: 768px) {
    .navbar {
        padding: 0.75rem 1rem;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 1rem;
        box-shadow: var(--shadow-md);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-right .lang-switch {
        display: none;
    }
    
    /* 移动端语言切换样式 */
    .mobile-lang-switch {
        display: block;
        padding: 1rem 0;
        border-top: 1px solid rgba(0, 0, 0, 0.08);
        margin-top: 0.5rem;
    }
    
    .lang-switch-mobile {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.75rem;
    }
    
    .lang-btn-mobile {
        padding: 0.6rem 1.2rem;
        border: 2px solid var(--primary);
        background: transparent;
        border-radius: var(--radius-full);
        font-size: 0.9rem;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s ease;
        color: var(--primary);
    }
    
    .lang-btn-mobile.active {
        background: var(--primary);
        color: white;
    }
    
    .lang-divider {
        color: var(--text-light);
        font-weight: 300;
    }
}

/* 桌面端隐藏移动端语言切换 */
@media (min-width: 769px) {
    .mobile-lang-switch {
        display: none !important;
    }
}