/* ============================================
   TCDOS 前台样式 - 天草工坊
   ============================================ */

/* --- 基础设置 --- */
:root {
    --accent: #0d6efd;
    --accent-light: #e8f0fe;
    --text-primary: #1a1a2e;
    --text-secondary: #555770;
    --text-muted: #8e90a6;
    --bg-light: #f8f9fc;
    --bg-card: #ffffff;
    --border-color: #e8ecf4;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.1);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Microsoft YaHei", "微软雅黑", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
    color: var(--text-primary);
    background: #fff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.7;
}

::selection {
    background: var(--accent);
    color: #fff;
}

/* --- SVG 图标 mask 方式（支持 CSS 改色） --- */
.icon-mask {
    display: inline-block;
    flex-shrink: 0;
    background-color: currentColor;
    mask-repeat: no-repeat;
    mask-position: center;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    -webkit-mask-size: contain;
    transition: background-color var(--transition);
}

.icon-service-design {
    mask-image: url('/images/icons/icon-service-design.svg');
    -webkit-mask-image: url('/images/icons/icon-service-design.svg');
    width: 36px;
    height: 36px;
}

.icon-service-app {
    mask-image: url('/images/icons/icon-service-app.svg');
    -webkit-mask-image: url('/images/icons/icon-service-app.svg');
    width: 36px;
    height: 36px;
}

.icon-service-hosting {
    mask-image: url('/images/icons/icon-service-hosting.svg');
    -webkit-mask-image: url('/images/icons/icon-service-hosting.svg');
    width: 36px;
    height: 36px;
}

.icon-about-design {
    mask-image: url('/images/icons/icon-about-design.svg');
    -webkit-mask-image: url('/images/icons/icon-about-design.svg');
    width: 20px;
    height: 20px;
}

.icon-about-experience {
    mask-image: url('/images/icons/icon-about-experience.svg');
    -webkit-mask-image: url('/images/icons/icon-about-experience.svg');
    width: 20px;
    height: 20px;
}

.icon-about-process {
    mask-image: url('/images/icons/icon-about-process.svg');
    -webkit-mask-image: url('/images/icons/icon-about-process.svg');
    width: 20px;
    height: 20px;
}

.icon-about-system {
    mask-image: url('/images/icons/icon-about-system.svg');
    -webkit-mask-image: url('/images/icons/icon-about-system.svg');
    width: 20px;
    height: 20px;
}

.icon-about-miniapp {
    mask-image: url('/images/icons/icon-about-miniapp.svg');
    -webkit-mask-image: url('/images/icons/icon-about-miniapp.svg');
    width: 20px;
    height: 20px;
}

.icon-about-iot {
    mask-image: url('/images/icons/icon-about-iot.svg');
    -webkit-mask-image: url('/images/icons/icon-about-iot.svg');
    width: 20px;
    height: 20px;
}

.icon-about-project {
    mask-image: url('/images/icons/icon-about-project.svg');
    -webkit-mask-image: url('/images/icons/icon-about-project.svg');
    width: 20px;
    height: 20px;
}

.icon-about-implement {
    mask-image: url('/images/icons/icon-about-implement.svg');
    -webkit-mask-image: url('/images/icons/icon-about-implement.svg');
    width: 20px;
    height: 20px;
}

.icon-about-ops {
    mask-image: url('/images/icons/icon-about-ops.svg');
    -webkit-mask-image: url('/images/icons/icon-about-ops.svg');
    width: 20px;
    height: 20px;
}

.icon-arrow-back {
    mask-image: url('/images/icons/icon-arrow-back.svg');
    -webkit-mask-image: url('/images/icons/icon-arrow-back.svg');
}

/* --- 排版 --- */
.h1,
.h2,
.h3,
.h4,
.h5,
.h6,
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

h2 {
    font-size: 2rem;
}

@media (max-width: 576px) {
    h2 {
        font-size: 1.5rem;
    }
}

a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--accent);
}

svg {
    fill: currentColor;
}

/* --- 导航栏 --- */
.navbar {
    padding-top: 0.875rem;
    padding-bottom: 0.875rem;
    transition: all var(--transition);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.navbar.navbar-dark:not(.bg-dark) {
    background: transparent;
}

.navbar.bg-dark {
    background-color: rgba(33, 37, 41, 0.92) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.15);
}

.navbar .container {
    position: relative;
}

.navbar-brand {
    padding-top: 0;
    padding-bottom: 0;
    display: flex;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    opacity: 0.9;
    transition: opacity var(--transition);
    margin-top: -5px;
    width: 70px;
    height: 26px;
}

.logo object {
    width: 100%;
    height: 100%;
    filter: brightness(0) invert(1);
}

.logo:hover {
    opacity: 1;
}

.nav-link {
    color: rgba(255, 255, 255, 0.75) !important;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    padding: 0.5rem 0.8rem !important;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #fff !important;
    background: rgba(255, 255, 255, 0.1);
}

.navbar-nav .nav-item {
    font-size: 0.85rem;
}

@media (max-width: 767.98px) {
    .navbar-nav .nav-item {
        font-size: 1rem;
        padding: 0.2rem 0;
    }

    .navbar-collapse {
        background: rgba(33, 37, 41, 0.98);
        border-radius: var(--radius-md);
        padding: 0.5rem 1rem;
        margin-top: 0.5rem;
    }
}

.navbar-toggler {
    border: none;
    padding: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-nav .nav-item-divider {
    display: flex;
    align-items: center;
}

.navbar-nav .nav-item-divider .nav-link {
    padding: 0 0.8rem !important;
    display: flex;
    align-items: center;
}

.navbar-nav .nav-item-divider .nav-link>span {
    display: block;
    width: 1px;
    height: 14px;
    background: rgba(255, 255, 255, 0.2);
}

/* --- 首页英雄区 --- */
.bg-cover {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
}

.bg-overlay {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
}

.bg-overlay:before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.4) 50%, rgba(0, 0, 0, 0.6) 100%);
}

/* 首页按钮 */
.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    padding: 0.6rem 2rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all var(--transition);
    letter-spacing: 0.03em;
}

.btn-primary:hover {
    background: #0b5ed7;
    border-color: #0b5ed7;
    box-shadow: 0 8px 25px rgba(13, 110, 253, 0.3);
}

.home .btn-primary {
    border: 2px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.home .btn-primary:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.6);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}

/* 首页特色作品卡片 */
#works .card {
    border: none !important;
    background: var(--bg-card);
    border-radius: 0;
    overflow: hidden;
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
    #works .card:hover {
        transform: translateY(-8px);
        box-shadow: var(--shadow-lg);
    }
}

#works .card-img-top {
    position: relative;
    background: var(--bg-light);
}

#works .card-img-top img {
    width: 100%;
    object-fit: cover;
}

#works .card-body {
    padding: 1.25rem;
}

#works .card-title {
    font-size: 1rem;
    font-weight: 600;
}

#works .card-text {
    font-size: 0.85rem;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- 服务区域 --- */
.service-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--accent-light);
    color: var(--accent);
    transition: all var(--transition);
}

.service-icon svg {
    width: 36px;
    height: 36px;
}

@media (min-width: 768px) {
    .col-md-4:hover .service-icon {
        background: var(--accent);
        color: #fff;
        transform: scale(1.1) rotate(-5deg);
        box-shadow: 0 10px 30px rgba(13, 110, 253, 0.3);
    }
}

.sp-line {
    width: 1px;
    height: 10px;
    border-left: 1px solid var(--border-color);
    display: inline-block;
    vertical-align: middle;
}

/* --- 联系表单 --- */
.form-styled {
    padding: 2.5rem 2rem;
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    background: #fff;
    position: relative;
    overflow: hidden;
}

.form-styled .form-control {
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.6rem 1rem;
    font-size: 0.95rem;
    transition: all var(--transition);
}

.form-styled .form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(13, 110, 253, 0.1);
}

.form-styled .form-check-input:checked {
    background-color: var(--accent);
    border-color: var(--accent);
}

/* --- 容器宽度 --- */
.container {
    max-width: 1400px;
}

@media (min-width: 1400px) {
    .container {
        max-width: 1600px;
    }
}

/* --- Section 通用 --- */
.section {
    position: relative;
    padding-top: 5rem;
    padding-bottom: 5rem;
}

.section .container {
    position: relative;
    z-index: 1;
}

.section.bg-light {
    background: var(--bg-light);
}

@media (min-width: 768px) {
    .section {
        padding-top: 7.5rem;
        padding-bottom: 7.5rem;
    }

    .section.footer {
        padding-top: 3rem;
        padding-bottom: 3rem;
    }

    .section.page {
        padding-top: 8.5rem;
        padding-bottom: 3rem;
    }

    .section.admin {
        padding-top: 8.5rem;
        padding-bottom: 2rem;
    }
}

@media (max-width: 576px) {
    .section.page {
        padding-top: 7rem;
        padding-bottom: 2rem;
    }

    .section.footer {
        padding-top: 1.5rem;
        padding-bottom: 1.5rem;
    }

    .section.admin {
        padding-top: 7rem;
        padding-bottom: 5rem;
    }
}

.section-top {
    padding-top: calc(5rem + 5.8125rem);
}

@media (min-width: 768px) {
    .section-top {
        padding-top: calc(7.5rem + 5.8125rem);
    }
}

@media (min-width: 768px) {
    .section-full .container>.row {
        min-height: calc(100vh - 7.5rem * 2);
    }

    .section-full .container>.row:before {
        content: "";
        min-height: inherit;
    }

    .section-full.section-top>.container>.row {
        min-height: calc(100vh - 7.5rem * 2 - 5.8125rem);
    }
}


/* --- 作品列表页 --- */
.card {
    transition: all var(--transition);
    border-radius: 0;
    border: 1px solid var(--border-color);
}

@media (min-width: 768px) {
    .card:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-lg);
        border-color: transparent;
    }
}

.card-img-top {
    border-radius: 0;
    overflow: hidden;
}

.card-img-top img {
    transition: opacity 0.5s ease;
}

.card-body {
    padding: 1.25rem;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
}

.others a {
    position: relative;
    display: block;
    width: 100%;
    height: 1000%;
}

.others .txt {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 作品详情页 */
.content {
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.9;
}

.content p,
.content pre {
    margin-bottom: 1.5rem;
    line-height: 1.9;
}

.content h1,
.content h2,
.content h3,
.content h4,
.content h5,
.content h6 {
    margin-top: 2.5rem;
    margin-bottom: 1.2rem;
    line-height: 1.5;
    font-weight: 700;
}

.content h1,
.content h2,
.content h3,
.content h4 {
    padding-bottom: 0.6rem;
    border-bottom: 2px solid var(--border-color);
}

.content h2 {
    font-size: 1.6rem;
}

.content h3 {
    font-size: 1.35rem;
}

.content dl,
.content ol,
.content ul {
    margin-bottom: 1.5rem;
    line-height: 1.9;
}

.content img {
    max-width: 100%;
    height: auto;
    border-radius: 0;
    box-shadow: var(--shadow-md);
    cursor: pointer;
}

.content table {
    margin-bottom: 1.5rem;
    width: 100%;
    border-collapse: collapse;
    border-radius: var(--radius-sm);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.content a {
    color: var(--accent);
    padding-bottom: 1px;
    border-bottom: 1px solid transparent;
    transition: all var(--transition);
}

.content a:hover {
    color: #0b5ed7;
    border-bottom-color: var(--accent);
}

.content table th,
.content table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    line-height: 1.8;
}

.content table th {
    background: var(--bg-light);
    font-weight: 600;
}

.content table tr:hover {
    background: #f5f7fb;
}

.content pre {
    background: #1a1a2e;
    color: #e4e4e7;
    padding: 1.5rem;
    border-radius: var(--radius-md);
    overflow-x: auto;
    font-size: 0.9rem;
    line-height: 1.6;
}

.content code {
    background: var(--bg-light);
    padding: 0.2em 0.4em;
    border-radius: 4px;
    font-size: 0.9em;
    color: #e83e8c;
}

.content pre code {
    background: none;
    padding: 0;
    color: inherit;
    font-size: inherit;
}

blockquote {
    margin-bottom: 1.5rem;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    color: var(--text-secondary);
    border-left: 4px solid var(--accent);
    background: var(--bg-light);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
blockquote p:last-child {
    margin-bottom: 0;
}

/* --- 博客列表页 --- */
.record {
    border-radius: var(--radius-md);
    transition: all var(--transition);
    border: 1px solid transparent;
}

@media (min-width: 768px) {
    .record:hover {
        transform: translateY(-4px);
        background: var(--bg-card);
        border-color: var(--border-color);
        box-shadow: var(--shadow-md);
    }
}

.record h5 a {
    color: var(--text-primary);
    transition: color var(--transition);
}

.record h5 a:hover {
    color: var(--accent);
}

.record .badge {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.35em 0.65em;
    border-radius: 50px;
    transition: all var(--transition);
}

.record .badge:hover {
    background: var(--accent) !important;
    color: #fff !important;
}

.record .badge.border-primary {
    border-color: var(--accent) !important;
    color: var(--accent);
}

/* --- 分页 --- */
.pagination {
    gap: 4px;
}

.page-link {
    border: none;
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.5rem 0.9rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.page-link:hover {
    background: var(--bg-light);
    color: var(--accent);
}

.page-item.active .page-link {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 4px 15px rgba(13, 110, 253, 0.3);
}

.page-item.disabled .page-link {
    color: var(--text-muted);
}

/* --- 关于页 --- */
.title {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
}

.title:after {
    content: "";
    display: block;
    width: 2.5rem;
    margin: 1rem 0 1.5rem;
    border-top: 3px solid var(--accent);
    border-radius: 3px;
}

.list-iconed {
    list-style-type: none;
    margin-bottom: 1.5rem;
    padding-left: 0;
    text-align: left;
}

.list-iconed-item {
    display: flex;
    align-items: center;
}

.list-iconed-item+.list-iconed-item {
    margin-top: 1em;
}

.list-iconed-item i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent-light);
    color: var(--accent);
    flex-shrink: 0;
    transition: all var(--transition);
}

.list-iconed-item:hover i {
    background: var(--accent);
    color: #fff;
}

/* --- 页脚 --- */
.footer {
    background: var(--bg-light);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.footer .border-top {
    border-color: var(--border-color) !important;
}

/* --- 标签徽章 --- */
.badge {
    font-weight: 500;
    letter-spacing: 0.02em;
    padding: 0.35em 0.65em;
    border-radius: 50px;
}

.badge.bg-light {
    background: var(--bg-light) !important;
    color: var(--text-secondary) !important;
}

a .badge:hover,
a.tag-link:hover {
    color: #fff !important;
    background: var(--accent) !important;
}

/* --- 其他工具类 --- */
.fs-sm {
    font-size: 0.875rem;
}

.smoothing {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

.page-pt {
    padding-top: 5rem;
}

@media (max-width: 576px) {
    .page-pt {
        padding-top: 1rem;
    }
}

.ofh {
    overflow: hidden;
}

.avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    overflow: hidden;
}

.avatar-lg {
    width: 2.5rem;
    height: 2.5rem;
}

.avatar-sm {
    width: 1.5rem;
    height: 1.5rem;
}

.img-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* --- 点赞按钮 --- */
#submit.btn-primary,
#addlike.btn-primary {
    border-radius: 50px;
    padding: 0.5rem 1.5rem;
    font-size: 0.85rem;
}

/* --- 作品详情页侧栏 --- */
.sticky-top {
    z-index: 1;
}

/* --- 滚动条美化 --- */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: #aaa;
}

/* --- 滚动动画调整 --- */
[data-animate] {
    pointer-events: none;
}

[data-animate].animated {
    pointer-events: auto;
}

/* --- 响应式微调 --- */
@media (max-width: 576px) {
    .navbar-nav .nav-item {
        font-size: 1rem;
        padding: 0.2rem 0.5rem;
    }

    .form-styled {
        padding: 1.5rem 1.25rem;
    }
}