/* Animon.ai - Common Styles (1:1 Replication) */

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background: var(--color-bg-main);
    color: var(--color-text-black);
    line-height: var(--line-height-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: var(--font-size-base);
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
}

/* Layout */
.app-layout {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    margin-left: 64px;
    padding-top: var(--header-height);
    background: var(--color-bg-main);
}

/* Left Sidebar Navigation - 64px (精确匹配) */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 64px;
    height: 100vh;
    background: #FAFAFA;
    border-right: 1px solid #E8E8E8;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md) 0;
    z-index: 1000;
}

.sidebar__logo {
    display: none;
    /* Logo 移到主内容区 */
}

.sidebar__logo-img {
    width: 32px;
    height: 32px;
}

.sidebar__logo-text {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-brand-green);
}

.sidebar__nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 100%;
    padding: 0;
    flex: 1;
}

.sidebar__nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 8px 0;
    margin: 0 6px;
    border-radius: 12px;
    color: #6B7280;
    font-size: 10px;
    font-weight: var(--font-weight-medium);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    text-align: center;
    position: relative;
}

.sidebar__nav-item:hover {
    background: rgba(0, 217, 163, 0.08);
    color: #374151;
}

.sidebar__nav-item.active {
    background: var(--color-brand-green);
    color: white;
}

/* 移除左边框指示器 */
.sidebar__nav-item.active::before {
    display: none;
}

.sidebar__nav-icon {
    font-size: 20px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: inherit;
}

.sidebar__nav-icon svg {
    width: 20px;
    height: 20px;
    display: block;
}

.sidebar__nav-label {
    font-size: 9px;
    white-space: nowrap;
    line-height: 1.2;
    font-weight: 500;
}

.sidebar__bottom {
    padding: 0;
    width: 100%;
    border-top: 1px solid #E8E8E8;
    padding-top: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

/* Top Header */
.top-header {
    position: fixed;
    top: 0;
    left: 64px;
    right: 0;
    height: var(--header-height);
    background: var(--color-bg-white);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-xl);
    gap: var(--spacing-md);
    z-index: 999;
}

.top-header__logo {
    font-size: 24px;
    font-weight: 700;
    color: #00D9A3;
    text-decoration: none;
    letter-spacing: -0.5px;
}

.top-header__logo:hover {
    opacity: 0.9;
}

.top-header__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.top-header__lang {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-black);
    cursor: pointer;
    transition: all var(--transition-fast);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 12 12' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M3 5L6 8L9 5' stroke='%23666666' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
    padding-right: 28px;
}

.top-header__lang:hover {
    border-color: var(--color-border-hover);
}

.top-header__theme {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 18px;
}

.top-header__theme:hover {
    border-color: var(--color-border-hover);
    background: var(--color-bg-light-gray);
}

/* Container */
.container {
    max-width: var(--container-2xl);
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.container-fluid {
    padding: 0 var(--spacing-xl);
}

/* Buttons - Animon Style */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
    cursor: pointer;
    white-space: nowrap;
    line-height: 1;
}

.btn--primary {
    background: var(--color-brand-green);
    color: white;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn--primary:hover {
    background: var(--color-brand-green-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 217, 163, 0.25);
}

.btn--primary:active {
    transform: translateY(0);
}

.btn--secondary {
    background: var(--color-bg-white);
    color: var(--color-text-black);
    border: 1px solid var(--color-border);
}

.btn--secondary:hover {
    background: var(--color-bg-light-gray);
    border-color: var(--color-border-hover);
}

.btn--outline {
    background: transparent;
    color: var(--color-text-black);
    border: 1px solid var(--color-border);
}

.btn--outline:hover {
    background: var(--color-bg-white);
    border-color: var(--color-brand-green);
    color: var(--color-brand-green);
}

.btn--sm {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-xs);
}

.btn--lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-base);
}

.btn--full {
    width: 100%;
}

/* Cards - Animon Style */
.card {
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-fast);
}

.card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-md);
}

.card__header {
    margin-bottom: var(--spacing-lg);
}

.card__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-black);
}

.card__description {
    color: var(--color-text-gray);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

/* Grid Layouts */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid--2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid--3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid--4 {
    grid-template-columns: repeat(4, 1fr);
}

.grid--auto {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}

/* Tabs */
.tabs {
    display: flex;
    gap: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--spacing-xl);
}

.tab {
    padding: var(--spacing-md) 0;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-gray);
    cursor: pointer;
    position: relative;
    border-bottom: 2px solid transparent;
    transition: all var(--transition-fast);
}

.tab:hover {
    color: var(--color-text-black);
}

.tab.active {
    color: var(--color-text-black);
    border-bottom-color: var(--color-brand-green);
}

/* Form Elements */
.input,
.textarea,
.select {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-black);
    font-family: var(--font-family);
    transition: all var(--transition-fast);
}

.input:focus,
.textarea:focus,
.select:focus {
    outline: none;
    border-color: var(--color-brand-green);
    box-shadow: 0 0 0 3px var(--color-brand-green-light);
}

.textarea {
    resize: vertical;
    min-height: 100px;
}

.input::placeholder,
.textarea::placeholder {
    color: var(--color-text-light-gray);
}

/* Utilities */
.text-center {
    text-align: center;
}

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

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

.mt-1 {
    margin-top: var(--spacing-sm);
}

.mt-2 {
    margin-top: var(--spacing-md);
}

.mt-3 {
    margin-top: var(--spacing-lg);
}

.mt-4 {
    margin-top: var(--spacing-xl);
}

.mb-1 {
    margin-bottom: var(--spacing-sm);
}

.mb-2 {
    margin-bottom: var(--spacing-md);
}

.mb-3 {
    margin-bottom: var(--spacing-lg);
}

.mb-4 {
    margin-bottom: var(--spacing-xl);
}

.hidden {
    display: none;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn var(--transition-normal) ease forwards;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .grid--4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {

    /* Mobile: Bottom Navigation */
    .sidebar {
        width: 100%;
        height: 60px;
        flex-direction: row;
        justify-content: space-around;
        padding: 0 var(--spacing-sm);
        bottom: 0;
        top: auto;
        border-right: none;
        border-top: 1px solid var(--color-border);
    }

    .sidebar__logo {
        display: none;
    }

    .sidebar__nav {
        flex-direction: row;
        padding: 0;
        gap: 0;
        flex: 1;
        justify-content: space-around;
    }

    .sidebar__nav-item {
        flex: 1;
        padding: var(--spacing-xs);
    }

    .sidebar__nav-item.active::before {
        display: none;
    }

    .sidebar__nav-icon {
        font-size: 22px;
    }

    .sidebar__nav-label {
        font-size: 9px;
    }

    .sidebar__bottom {
        display: none;
    }

    .main-content {
        margin-left: 0;
        margin-bottom: 60px;
    }

    .top-header {
        left: 0;
    }

    .grid--2,
    .grid--3,
    .grid--4 {
        grid-template-columns: 1fr;
    }

    .container,
    .container-fluid {
        padding: 0 var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .top-header__actions {
        gap: var(--spacing-sm);
    }

    .top-header__lang {
        padding: var(--spacing-sm);
        font-size: var(--font-size-xs);
    }

    .btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-xs);
    }
}