/* =====================================================
   ACG Web — index.css
   全局样式 · 布局 · 组件 · 动画
   ===================================================== */

/* ---------- 字体 ---------- */
@font-face {
    font-family: "Linotte";
    src: url("../fonts/Linotte Regular.otf") format("opentype");
    font-weight: normal;
}
@font-face {
    font-family: "Linotte";
    src: url("../fonts/Linotte Bold.otf") format("opentype");
    font-weight: bold;
}
@font-face {
    font-family: "HYZhengYuan";
    src: url("../fonts/HYZhengYuan-55W.ttf") format("opentype");
    font-weight: normal;
}
@font-face {
    font-family: "HYZhengYuan";
    src: url("../fonts/HYZhengYuan-55W.ttf") format("opentype");
    font-weight: bold;
}

/* ---------- CSS 变量系统 ---------- */
:root {
    /* 主色系 */
    --color-primary:        #49b1f5;
    --color-primary-dark:   #2a92d8;
    --color-primary-light:  #7ac0f0;
    --color-accent:         #a78bfa;
    --color-accent-2:       #f472b6;

    /* 渐变 */
    --grad-primary: linear-gradient(135deg, #49b1f5 0%, #a78bfa 100%);
    --grad-header:  linear-gradient(160deg, rgba(73,177,245,0.55) 0%, rgba(167,139,250,0.45) 60%, rgba(244,114,182,0.30) 100%);
    --grad-card:    linear-gradient(135deg, rgba(255,255,255,0.85) 0%, rgba(255,255,255,0.60) 100%);

    /* 背景 / 文字 */
    --bg-body:      #eef2f7;
    --bg-card:      rgba(255,255,255,0.85);
    --bg-settings:  rgba(186,228,255,0.75);
    --text-main:    #3a3d4a;
    --text-sub:     #6b7280;
    --text-title:   #1e2d42;

    /* 尺寸 */
    --radius-card:  18px;
    --radius-sm:    10px;
    --radius-pill:  50px;

    /* 阴影 */
    --shadow-card:  0 4px 24px rgba(73,177,245,0.10), 0 1px 4px rgba(0,0,0,0.06);
    --shadow-hover: 0 12px 40px rgba(73,177,245,0.22), 0 2px 8px rgba(0,0,0,0.08);
    --shadow-icon:  0 4px 12px rgba(73,177,245,0.30);

    /* 动画 */
    --ease-bounce:  cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-smooth:  cubic-bezier(0.25, 0.8, 0.25, 1);
    --t-fast:       0.2s;
    --t-med:        0.35s;
    --t-slow:       0.6s;

    /* 玻璃 */
    --glass-blur:   blur(16px);
    --glass-border: rgba(255,255,255,0.50);
}

/* ---------- 全局重置 ---------- */
*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
}

body {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: var(--bg-body);
    background-image:
        radial-gradient(ellipse at 20% 0%, rgba(73,177,245,0.12) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 10%, rgba(167,139,250,0.10) 0%, transparent 50%);
    color: var(--text-main);
    font-family: "Outfit", "Noto Sans SC", Linotte, HYZhengYuan, sans-serif;
    font-weight: 400;
    overscroll-behavior-y: none;
    min-height: 100vh;
}

/* ---------- 入场动画 ---------- */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInLeft {
    from { opacity: 0; transform: translateX(-20px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50%       { transform: translateY(-8px); }
}
@keyframes shimmer {
    0%   { background-position: -200% center; }
    100% { background-position:  200% center; }
}
@keyframes waveMove {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
@keyframes particleRise {
    0%   { transform: translateY(0) scale(1);   opacity: 0.7; }
    100% { transform: translateY(-340px) scale(0); opacity: 0; }
}

/* =====================================================
   页首 (Header)
   ===================================================== */
.page-head {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 340px;
    overflow: hidden;
    background-color: #49b1f5;
    background-image: url(../images/backgrounds/page-head/wallhaven-9delkw.jpg);
    background-size: cover;
    background-position: center 85%;
}

/* 渐变叠加层 */
.page-head-overlay {
    position: absolute;
    inset: 0;
    background: var(--grad-header);
    backdrop-filter: brightness(0.88) saturate(1.2);
    z-index: 1;
}

/* 标题 */
.page-head > .title,
.page-head > .typed-cursor {
    position: relative;
    z-index: 3;
    height: max-content;
    font-family: "Outfit", Linotte, sans-serif;
    font-size: 34px;
    font-weight: 900;
    color: #ffffff;
    letter-spacing: 0.04em;
    text-shadow:
        0 2px 16px rgba(73,177,245,0.6),
        0 1px 3px rgba(0,0,0,0.25);
    animation: fadeInUp 0.8s var(--ease-smooth) both;
}

/* 浮动粒子 */
.page-head-particles {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
}
.page-head-particles span {
    position: absolute;
    bottom: 0;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255,255,255,0.6);
    animation: particleRise linear infinite;
}
.page-head-particles span:nth-child(1)  { left: 8%;  width: 5px;  height: 5px;  animation-duration: 6s;  animation-delay: 0s;   }
.page-head-particles span:nth-child(2)  { left: 18%; width: 8px;  height: 8px;  animation-duration: 8s;  animation-delay: 1s;   }
.page-head-particles span:nth-child(3)  { left: 32%; width: 4px;  height: 4px;  animation-duration: 5s;  animation-delay: 2s;   }
.page-head-particles span:nth-child(4)  { left: 48%; width: 7px;  height: 7px;  animation-duration: 9s;  animation-delay: 0.5s; }
.page-head-particles span:nth-child(5)  { left: 62%; width: 5px;  height: 5px;  animation-duration: 7s;  animation-delay: 1.5s; }
.page-head-particles span:nth-child(6)  { left: 72%; width: 9px;  height: 9px;  animation-duration: 6s;  animation-delay: 3s;   }
.page-head-particles span:nth-child(7)  { left: 82%; width: 4px;  height: 4px;  animation-duration: 8s;  animation-delay: 0.8s; }
.page-head-particles span:nth-child(8)  { left: 90%; width: 6px;  height: 6px;  animation-duration: 5s;  animation-delay: 2.5s; }
.page-head-particles span:nth-child(9)  { left: 55%; width: 3px;  height: 3px;  animation-duration: 10s; animation-delay: 1.2s; }
.page-head-particles span:nth-child(10) { left: 25%; width: 5px;  height: 5px;  animation-duration: 7s;  animation-delay: 4s;   }

/* 波浪底边 */
.page-head-wave {
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    z-index: 4;
    line-height: 0;
}
.page-head-wave svg {
    display: block;
    width: 100%;
    height: 72px;
}
.wave-path-1 {
    fill: var(--bg-body);
    opacity: 0.5;
}
.wave-path-2 {
    fill: var(--bg-body);
    opacity: 1;
}

/* =====================================================
   主体容器
   ===================================================== */
.primary-container {
    display: flex;
    justify-content: center;
    width: 82%;
    max-width: 1500px;
    height: auto;
    margin-top: 8px;
}

/* ------ 左侧区域 ------ */
.primary-container > .left-area {
    max-width: 320px;
    width: 28%;
    margin-right: 18px;
    position: sticky;
    top: 20px;
    align-self: flex-start;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: thin;
    scrollbar-color: rgba(73,177,245,0.35) transparent;
}

/* ------ 右侧区域 ------ */
.primary-container > .right-area {
    flex: 1;
    max-width: 1100px;
    min-width: 0;
}

/* =====================================================
   左侧卡片
   ===================================================== */
.primary-container > .left-area > .cards > .card-item {
    width: 100%;
    margin-top: 14px;
    padding: 20px 22px;
    border-radius: var(--radius-card);
    box-sizing: border-box;
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-card);
    font-size: 14px;
    transition: box-shadow var(--t-med) var(--ease-smooth),
                transform var(--t-med) var(--ease-smooth);
    animation: fadeInLeft 0.6s var(--ease-smooth) both;
}
.primary-container > .left-area > .cards > .card-item:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}
.primary-container > .left-area > .cards > .card-item:nth-child(1) { animation-delay: 0.05s; }
.primary-container > .left-area > .cards > .card-item:nth-child(2) { animation-delay: 0.15s; }
.primary-container > .left-area > .cards > .card-item:nth-child(3) { animation-delay: 0.25s; }
.primary-container > .left-area > .cards > .card-item:nth-child(4) { animation-delay: 0.35s; }

/* 卡片标题 */
.primary-container > .left-area > .cards > .card-item > .title {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.03em;
    color: var(--text-title);
    text-transform: uppercase;
}
.primary-container > .left-area > .cards > .card-item > .title i {
    color: var(--color-primary);
    font-size: 14px;
}

/* ===== 个人信息卡 ===== */
.primary-container > .left-area > .cards > .card-item#personal-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: linear-gradient(145deg, rgba(255,255,255,0.92) 0%, rgba(230,245,255,0.82) 100%);
    padding-top: 28px;
    padding-bottom: 24px;
}

/* Avatar 渐变光环 */
.primary-container > .left-area > .cards > .card-item#personal-info > .avatar {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    object-fit: cover;
    padding: 3px;
    background: var(--grad-primary);
    box-shadow: var(--shadow-icon), 0 0 0 4px rgba(73,177,245,0.12);
    transition: transform var(--t-med) var(--ease-bounce),
                box-shadow var(--t-med) var(--ease-smooth);
}
.primary-container > .left-area > .cards > .card-item#personal-info > .avatar:hover {
    transform: scale(1.08) rotate(3deg);
    box-shadow: 0 8px 28px rgba(73,177,245,0.45), 0 0 0 6px rgba(167,139,250,0.18);
}

/* 名字 */
.primary-container > .left-area > .cards > .card-item#personal-info > .name {
    margin: 14px 0 16px 0;
    font-family: "Outfit", sans-serif;
    font-size: 18px;
    font-weight: 700;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.02em;
}

/* 社交图标 */
.primary-container > .left-area > .cards > .card-item#personal-info > .social-icons {
    display: flex;
    gap: 10px;
}
.primary-container > .left-area > .cards > .card-item#personal-info > .social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--grad-primary);
    color: #ffffff;
    font-size: 15px;
    box-shadow: var(--shadow-icon);
    transition: transform var(--t-fast) var(--ease-bounce),
                box-shadow var(--t-fast) var(--ease-smooth);
    text-decoration: none;
}
.primary-container > .left-area > .cards > .card-item#personal-info > .social-icons a:hover {
    transform: translateY(-4px) scale(1.15);
    box-shadow: 0 8px 20px rgba(73,177,245,0.45);
}
.primary-container > .left-area > .cards > .card-item#personal-info > .social-icons i {
    background: none;
    color: #ffffff;
    padding: 0;
    border-radius: 0;
    font-size: 15px;
}

/* ===== 一言 ===== */
.primary-container > .left-area > .cards > .card-item#hitokoto > .content a#hitokoto-text {
    color: var(--text-sub);
    font-style: italic;
    line-height: 1.6;
    font-size: 13px;
}
.primary-container > .left-area > .cards > .card-item#hitokoto > .content a#hitokoto-text:hover {
    color: var(--color-primary-dark);
}

/* ===== 浏览设置 ===== */
.primary-container > .left-area > .cards > .card-item > .content > .settings-item {
    margin-top: 6px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, rgba(186,228,255,0.7) 0%, rgba(210,220,255,0.6) 100%);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border: 1px solid rgba(73,177,245,0.20);
}

.primary-container > .left-area > .cards > .card-item > .content > .settings-item > .title {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 12px;
    font-weight: 700;
    color: var(--text-title);
}

/* 主题切换按钮组 */
.primary-container > .left-area > .cards > .card-item > .content > .settings-item > .themes {
    display: flex;
    justify-content: center;
    gap: 8px;
}

.primary-container > .left-area > .cards > .card-item > .content > .settings-item > .themes > .theme-item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 46px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 700;
    box-sizing: border-box;
    border: 2px solid transparent;
    transition: transform var(--t-fast) var(--ease-bounce),
                box-shadow var(--t-fast) ease,
                border-color var(--t-fast) ease;
    i { margin-bottom: 3px; }
}

.primary-container > .left-area > .cards > .card-item > .content > .settings-item > .themes > .theme-item,
.primary-container > .left-area > .cards > .card-item > .content > .settings-item > .themes > .theme-item * {
    cursor: url(https://cdn.jsdelivr.net/gh/honjun/cdn@1.6/img/cursor/ayuda.cur), pointer;
}

.primary-container > .left-area > .cards > .card-item > .content > .settings-item > .themes > .theme-item:hover {
    transform: scale(1.07);
    box-shadow: 0 4px 14px rgba(73,177,245,0.30);
}

.primary-container > .left-area > .cards > .card-item > .content > .settings-item > .themes > .theme-item.enable {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(73,177,245,0.22);
}

/* =====================================================
   右侧 · 内容版块
   ===================================================== */
.primary-container > .right-area > .content-page {
    position: relative;
    width: 100%;
    margin-top: 14px;
    border-radius: var(--radius-card);
    padding: 28px 52px 52px 52px;
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    animation: fadeInUp 0.5s var(--ease-smooth) 0.1s both;

    * { position: relative; z-index: 1; }
}

/* 内容贴纸 */
.primary-container > .right-area > .content-page::before {
    content: "";
    position: absolute;
    bottom: 16px;
    right: 0;
    width: 380px;
    height: 480px;
    background: var(--grad-primary);
    mask: url(../images/content_page_sticker.png) no-repeat center;
    mask-size: contain;
    -webkit-mask: url(../images/content_page_sticker.png) no-repeat center;
    -webkit-mask-size: contain;
    opacity: 0.12;
    z-index: 0;
    pointer-events: none;
}

/* =====================================================
   Construction Grid (功能入口卡片)
   ===================================================== */
.construction-card-link {
    text-decoration: none !important;
    color: inherit !important;
    display: block;
    background: none !important;
}
.construction-card-link:hover {
    background: none !important;
}

.construction-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    margin-top: 18px;
    margin-bottom: 20px;
    width: 100%;
}

.construction-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 20px 24px;
    border-radius: var(--radius-card);
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-card);
    transition: transform var(--t-med) var(--ease-bounce),
                box-shadow var(--t-med) var(--ease-smooth),
                border-color var(--t-med) ease;
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.5s var(--ease-smooth) both;
}

.construction-card-link:nth-child(1) .construction-card { animation-delay: 0.10s; }
.construction-card-link:nth-child(2) .construction-card { animation-delay: 0.18s; }
.construction-card-link:nth-child(3) .construction-card { animation-delay: 0.26s; }
.construction-card-link:nth-child(4) .construction-card { animation-delay: 0.34s; }

.construction-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--shadow-hover);
    border-color: rgba(73,177,245,0.35);
}

/* 光晕扫过动画 */
.construction-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: -75%;
    width: 50%;
    height: 100%;
    background: linear-gradient(
        to right,
        rgba(255,255,255,0) 0%,
        rgba(255,255,255,0.35) 50%,
        rgba(255,255,255,0) 100%
    );
    transform: skewX(-20deg);
    transition: left 0.65s ease;
    z-index: 0;
    pointer-events: none;
}
.construction-card:hover::before {
    left: 130%;
}

/* 背景装饰圆 */
.construction-card::after {
    content: "";
    position: absolute;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(73,177,245,0.14) 0%, transparent 70%);
    bottom: -35px;
    right: -35px;
    z-index: 0;
    pointer-events: none;
    transition: transform 0.5s ease, opacity 0.5s ease;
}
.construction-card:hover::after {
    transform: scale(1.6);
    opacity: 0.8;
}

/* 图标 */
.construction-icon {
    font-size: 38px;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 14px;
    z-index: 1;
    transition: transform var(--t-med) var(--ease-bounce);
    filter: drop-shadow(0 4px 8px rgba(73,177,245,0.35));
}
.construction-card:hover .construction-icon {
    transform: scale(1.18) rotate(-8deg);
}

/* 标题 */
.construction-title {
    font-family: "Outfit", sans-serif;
    font-size: 15px;
    font-weight: 700;
    color: var(--text-title);
    margin-bottom: 6px;
    z-index: 1;
    letter-spacing: 0.01em;
}

/* 状态 */
.construction-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-sub);
    margin-bottom: 16px;
    z-index: 1;
}

/* 状态点 */
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #f7b500;
    display: inline-block;
    flex-shrink: 0;
}
.status-dot.pulsing       { animation: statusPulse 1.5s infinite ease-in-out; }
.status-dot.active        { background-color: #22d3a0; }
.status-dot.active.pulsing{ animation: activePulse 1.5s infinite ease-in-out; }

@keyframes statusPulse {
    0%   { transform: scale(0.8); box-shadow: 0 0 0 0   rgba(247,181,0,0.7); }
    70%  { transform: scale(1.2); box-shadow: 0 0 0 6px rgba(247,181,0,0);   }
    100% { transform: scale(0.8); box-shadow: 0 0 0 0   rgba(247,181,0,0);   }
}
@keyframes activePulse {
    0%   { transform: scale(0.8); box-shadow: 0 0 0 0   rgba(34,211,160,0.7); }
    70%  { transform: scale(1.2); box-shadow: 0 0 0 6px rgba(34,211,160,0);   }
    100% { transform: scale(0.8); box-shadow: 0 0 0 0   rgba(34,211,160,0);   }
}

/* 进度条 */
.progress-bar-container {
    width: 72%;
    height: 5px;
    background-color: rgba(0,0,0,0.07);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 6px;
    z-index: 1;
}
.progress-bar-fill {
    height: 100%;
    background: var(--grad-primary);
    border-radius: 3px;
    transition: width 1.2s var(--ease-smooth);
    position: relative;
    overflow: hidden;
}
.progress-bar-fill::after {
    content: "";
    position: absolute;
    top: 0; left: -50%;
    width: 50%; height: 100%;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.5), transparent);
    animation: shimmer 2s infinite linear;
}
.progress-text {
    font-size: 11px;
    color: var(--text-sub);
    z-index: 1;
    font-weight: 500;
}

/* =====================================================
   页脚 (Footer)
   ===================================================== */
.footer {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding: 40px 20px 32px;
    margin-top: 60px;
    background: linear-gradient(180deg, rgba(220,232,245,0.6) 0%, rgba(200,220,240,0.9) 100%);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-top: 1px solid rgba(73,177,245,0.18);
    font-size: 13px;
    line-height: 22px;
    color: var(--text-sub);
    box-shadow: 0 -4px 24px rgba(73,177,245,0.08);
}
.footer > br { position: relative; }
.footer > .line-break {
    display: block;
    margin: 4px 0;
    color: rgba(73,177,245,0.5);
    font-size: 12px;
}
.footer .icp-link {
    color: var(--text-sub);
    transition: color var(--t-fast) ease;
}
.footer .icp-link:hover { color: var(--color-primary-dark); }

.footer a {
    color: var(--color-primary-dark);
}
.footer i.fa-heart {
    color: #f472b6;
    animation: float 2.5s ease-in-out infinite;
    display: inline-block;
}

/* =====================================================
   Loader 样式 (保留)
   ===================================================== */
/* 这部分样式由 loaders.css 控制，此处不重复 */