/**
 * 共用工具和布局样式
 * 为所有页面提供通用样式（Toast、容器、排版等）
 * 
 * 依赖：theme-variables.css
 * 用于：app、me、root等所有页面
 * 
 * 维护者：设计系统团队
 * 最后修改：2026-03-21
 */

/* ========== Toast 通知样式 ========== */

#toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(120px);
    max-width: 280px;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    line-height: 1.4;
    word-break: break-word;
    box-shadow: var(--shadow-md);
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
                opacity 0.3s ease;
    display: none;
}

#toast.show {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

/* Toast 类型变体 */
#toast.type-success {
    background: var(--success);
    color: white;
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.3);
}

#toast.type-error {
    background: var(--danger);
    color: white;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

#toast.type-warning {
    background: var(--warning);
    color: white;
    box-shadow: 0 4px 12px rgba(251, 146, 60, 0.3);
}

#toast.type-normal {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* 在深色模式下的Toast样式 */
@media (prefers-color-scheme: dark) {
    #toast.type-success {
        box-shadow: 0 4px 12px rgba(34, 197, 94, 0.2);
    }
    
    #toast.type-error {
        box-shadow: 0 4px 12px rgba(239, 68, 68, 0.2);
    }
    
    #toast.type-warning {
        box-shadow: 0 4px 12px rgba(251, 146, 60, 0.2);
    }
}

/* ========== 通用容器样式 ========== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

.container-sm {
    max-width: 800px;
}

.container-lg {
    max-width: 1400px;
}

/* 响应式容器 */
@media (max-width: 768px) {
    .container {
        padding: 0 12px;
    }
}

/* ========== 通用间距工具类 ========== */

/* 外间距 */
.m0 { margin: 0; }
.mt0 { margin-top: 0; }
.mb0 { margin-bottom: 0; }
.ml0 { margin-left: 0; }
.mr0 { margin-right: 0; }

.m1 { margin: 4px; }
.mt1 { margin-top: 4px; }
.mb1 { margin-bottom: 4px; }
.ml1 { margin-left: 4px; }
.mr1 { margin-right: 4px; }

.m2 { margin: 8px; }
.mt2 { margin-top: 8px; }
.mb2 { margin-bottom: 8px; }
.ml2 { margin-left: 8px; }
.mr2 { margin-right: 8px; }

.m3 { margin: 12px; }
.mt3 { margin-top: 12px; }
.mb3 { margin-bottom: 12px; }
.ml3 { margin-left: 12px; }
.mr3 { margin-right: 12px; }

.m4 { margin: 16px; }
.mt4 { margin-top: 16px; }
.mb4 { margin-bottom: 16px; }
.ml4 { margin-left: 16px; }
.mr4 { margin-right: 16px; }

.m5 { margin: 20px; }
.mt5 { margin-top: 20px; }
.mb5 { margin-bottom: 20px; }
.ml5 { margin-left: 20px; }
.mr5 { margin-right: 20px; }

.m6 { margin: 24px; }
.mt6 { margin-top: 24px; }
.mb6 { margin-bottom: 24px; }
.ml6 { margin-left: 24px; }
.mr6 { margin-right: 24px; }

/* 内间距 */
.p0 { padding: 0; }
.pt0 { padding-top: 0; }
.pb0 { padding-bottom: 0; }
.pl0 { padding-left: 0; }
.pr0 { padding-right: 0; }

.p1 { padding: 4px; }
.pt1 { padding-top: 4px; }
.pb1 { padding-bottom: 4px; }
.pl1 { padding-left: 4px; }
.pr1 { padding-right: 4px; }

.p2 { padding: 8px; }
.pt2 { padding-top: 8px; }
.pb2 { padding-bottom: 8px; }
.pl2 { padding-left: 8px; }
.pr2 { padding-right: 8px; }

.p3 { padding: 12px; }
.pt3 { padding-top: 12px; }
.pb3 { padding-bottom: 12px; }
.pl3 { padding-left: 12px; }
.pr3 { padding-right: 12px; }

.p4 { padding: 16px; }
.pt4 { padding-top: 16px; }
.pb4 { padding-bottom: 16px; }
.pl4 { padding-left: 16px; }
.pr4 { padding-right: 16px; }

.p5 { padding: 20px; }
.pt5 { padding-top: 20px; }
.pb5 { padding-bottom: 20px; }
.pl5 { padding-left: 20px; }
.pr5 { padding-right: 20px; }

.p6 { padding: 24px; }
.pt6 { padding-top: 24px; }
.pb6 { padding-bottom: 24px; }
.pl6 { padding-left: 24px; }
.pr6 { padding-right: 24px; }

/* ========== 显示和可见性工具类 ========== */

.display-none {
    display: none;
}

.display-block {
    display: block;
}

.display-inline {
    display: inline;
}

.display-inline-block {
    display: inline-block;
}

.display-flex {
    display: flex;
}

.display-grid {
    display: grid;
}

.visibility-hidden {
    visibility: hidden;
}

.opacity-0 {
    opacity: 0;
}

.opacity-50 {
    opacity: 0.5;
}

.opacity-100 {
    opacity: 1;
}

.pointer-none {
    pointer-events: none;
}

.pointer-auto {
    pointer-events: auto;
}

.cursor-pointer {
    cursor: pointer;
}

.cursor-default {
    cursor: default;
}

.cursor-text {
    cursor: text;
}

/* ========== 排版工具类 ========== */

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

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

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

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

.text-nowrap {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.text-line-1 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    line-clamp: 1;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
}

.text-line-2 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    line-clamp: 2;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.text-line-3 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    line-clamp: 3;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.text-break {
    word-break: break-word;
    overflow-wrap: break-word;
}

.font-bold {
    font-weight: 600;
}

.font-normal {
    font-weight: 400;
}

.font-light {
    font-weight: 300;
}

.text-xs {
    font-size: 0.75rem;
    line-height: 1.2;
}

.text-sm {
    font-size: 0.875rem;
    line-height: 1.4;
}

.text-base {
    font-size: 1rem;
    line-height: 1.5;
}

.text-lg {
    font-size: 1.125rem;
    line-height: 1.6;
}

.text-xl {
    font-size: 1.25rem;
    line-height: 1.6;
}

.text-2xl {
    font-size: 1.5rem;
    line-height: 1.7;
}

/* 文字颜色 */
.text-primary {
    color: var(--text-primary);
}

.text-secondary {
    color: var(--text-secondary);
}

.text-muted {
    color: var(--text-muted);
}

.text-caption {
    color: var(--text-caption);
}

.text-success {
    color: var(--success);
}

.text-danger {
    color: var(--danger);
}

.text-warning {
    color: var(--warning);
}

.text-accent {
    color: var(--accent);
}

/* ========== 背景工具类 ========== */

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

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

.bg-tertiary {
    background-color: var(--bg-tertiary);
}

.bg-card {
    background-color: var(--bg-card);
}

.bg-transparent {
    background-color: transparent;
}

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

.bg-danger {
    background-color: var(--danger);
}

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

.bg-accent {
    background-color: var(--accent);
}

/* ========== 边框工具类 ========== */

.border {
    border: 1px solid var(--border-color);
}

.border-top {
    border-top: 1px solid var(--border-color);
}

.border-bottom {
    border-bottom: 1px solid var(--border-color);
}

.border-left {
    border-left: 1px solid var(--border-color);
}

.border-right {
    border-right: 1px solid var(--border-color);
}

.border-none {
    border: none;
}

.rounded {
    border-radius: var(--radius-md);
}

.rounded-sm {
    border-radius: var(--radius-sm);
}

.rounded-lg {
    border-radius: var(--radius-lg);
}

.rounded-full {
    border-radius: var(--radius-full);
}

/* ========== Flexbox 工具类 ========== */

.flex {
    display: flex;
}

.flex-row {
    flex-direction: row;
}

.flex-col {
    flex-direction: column;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.flex-start {
    display: flex;
    align-items: flex-start;
}

.flex-end {
    display: flex;
    align-items: flex-end;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-around {
    justify-content: space-around;
}

.justify-start {
    justify-content: flex-start;
}

.justify-end {
    justify-content: flex-end;
}

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

.items-start {
    align-items: flex-start;
}

.items-end {
    align-items: flex-end;
}

.items-stretch {
    align-items: stretch;
}

.flex-1 {
    flex: 1;
}

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

.flex-shrink-0 {
    flex-shrink: 0;
}

.flex-wrap {
    flex-wrap: wrap;
}

.gap-xs {
    gap: 4px;
}

.gap-sm {
    gap: 8px;
}

.gap-md {
    gap: 12px;
}

.gap-lg {
    gap: 16px;
}

.gap-xl {
    gap: 20px;
}

.gap-2xl {
    gap: 24px;
}

/* ========== Grid 工具类 ========== */

.grid {
    display: grid;
}

.grid-cols-1 {
    grid-template-columns: 1fr;
}

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

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

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

.grid-rows-auto {
    grid-auto-rows: auto;
}

/* ========== 其他布局工具 ========== */

.w-full {
    width: 100%;
}

.w-screen {
    width: 100vw;
}

.h-full {
    height: 100%;
}

.h-screen {
    height: 100vh;
}

.max-w-full {
    max-width: 100%;
}

.max-h-full {
    max-height: 100%;
}

.overflow-hidden {
    overflow: hidden;
}

.overflow-auto {
    overflow: auto;
}

.overflow-x-auto {
    overflow-x: auto;
}

.overflow-y-auto {
    overflow-y: auto;
}

.overflow-visible {
    overflow: visible;
}

.position-relative {
    position: relative;
}

.position-absolute {
    position: absolute;
}

.position-fixed {
    position: fixed;
}

.position-sticky {
    position: sticky;
}

.inset-0 {
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
}

.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

/* ========== 阴影工具类 ========== */

.shadow-none {
    box-shadow: none;
}

.shadow-sm {
    box-shadow: var(--shadow-sm);
}

.shadow {
    box-shadow: var(--shadow-md);
}

.shadow-lg {
    box-shadow: var(--shadow-lg);
}

.shadow-accent {
    box-shadow: var(--shadow-accent);
}

/* ========== 过渡动画工具类 ========== */

.transition-fast {
    transition-duration: var(--transition-fast);
    transition-property: all;
}

.transition-base {
    transition-duration: var(--transition-base);
    transition-property: all;
}

.transition-slow {
    transition-duration: var(--transition-slow);
    transition-property: all;
}

.transition-none {
    transition: none;
}

/* ========== Z-index 工具类 ========== */

.z-auto { z-index: auto; }
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }
.z-modal { z-index: 9999; }

/* ========== 响应式媒体查询 ========== */

@media (max-width: 640px) {
    /* 手机端 */
    .hidden-mobile {
        display: none;
    }
}

@media (min-width: 641px) and (max-width: 1024px) {
    /* 平板端 */
    .hidden-tablet {
        display: none;
    }
}

@media (min-width: 1025px) {
    /* 桌面端 */
    .hidden-desktop {
        display: none;
    }
}

/* 打印样式 */
@media print {
    .no-print {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .shadow {
        box-shadow: none;
    }
}