/* DaisyUI Dark Theme & Modern Tech Typography (Inter / Geist inspired) */
html, body {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #161a1f !important;
    color: #94a3b8 !important;
    letter-spacing: -0.011em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6, .mud-typography-h4, .mud-typography-h5, .mud-typography-h6 {
    letter-spacing: -0.025em !important;
    font-weight: 600 !important;
}

a, .btn-link {
    color: #34d399;
    text-decoration: none;
    transition: color 0.15s ease;
}

a:hover, .btn-link:hover {
    color: #10b981;
    text-decoration: none;
}

/* 按钮基础色：纯黑灰基底 + 翠绿/琥珀/珊瑚红点缀，无蓝色 */
.btn-primary {
    color: #ffffff;
    background-color: #10b981;
    border-color: #10b981;
}

.btn-primary:hover {
    background-color: #059669;
    border-color: #059669;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.15rem rgba(16, 185, 129, 0.3);
    border-color: #10b981;
}

/* 登录/注册/个人中心卡片（黑灰层次 #191e24 / #2a323c / #384252） */
/* 登录/注册/个人中心卡片（现代科技极简黑灰层次 #161a1f / #1e242d / 半透边框） */
.auth-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 75vh;
    padding: 2rem 1rem;
}

.auth-card {
    background: #1e242d;
    border-radius: 16px;
    box-shadow: 0 16px 40px -12px rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    width: 100%;
    max-width: 420px;
    padding: 2.2rem 2rem;
    color: #f8fafc;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: #f8fafc;
    margin-bottom: 0.35rem;
}

.auth-header p {
    font-size: 0.875rem;
    color: #94a3b8;
    margin: 0;
}

.auth-btn-primary {
    background: linear-gradient(135deg, #10b981, #059669);
    border: none;
    color: white;
    font-weight: 600;
    padding: 0.75rem 1rem;
    border-radius: 9px;
    width: 100%;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.25);
}

.auth-btn-primary:hover {
    background: linear-gradient(135deg, #059669, #047857);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

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

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.875rem;
    color: #94a3b8;
}

.auth-footer a {
    color: #34d399;
    font-weight: 600;
}

/* 表单输入控件深色化 & 彻底根除 Bootstrap 5 floating label 的白底 pseudo-element */
:root, [data-bs-theme="dark"] {
    --bs-body-bg: #1d232a !important;
    --bs-body-color: #a6adbb !important;
    --bs-card-bg: #2a323c !important;
    --bs-tertiary-bg: #191e24 !important;
    --bs-secondary-bg: #191e24 !important;
    --bs-border-color: #384252 !important;
}

.form-floating > label,
.form-floating > label::after,
.form-floating > .form-control ~ label::after,
.form-floating > .form-control:focus ~ label::after,
.form-floating > .form-control:not(:placeholder-shown) ~ label::after,
.form-floating > .form-control-plaintext ~ label::after,
.form-floating > .form-select ~ label::after,
.form-floating > .form-control:disabled ~ label::after {
    background-color: transparent !important;
    background: transparent !important;
    color: #94a3b8 !important;
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: #10b981 !important;
}

.form-control {
    background-color: #191e24 !important;
    color: #f8fafc !important;
    border-radius: 8px;
    border: 1px solid #384252;
}

.form-control:focus {
    background-color: #191e24 !important;
    color: #f8fafc !important;
    border-color: #10b981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.form-control::placeholder {
    color: #64748b;
}

.form-control:disabled {
    background-color: #15191e !important;
    color: #64748b !important;
    border-color: #28303d !important;
}

.darker-border-checkbox.form-check-input, .form-check-input {
    background-color: #191e24;
    border-color: #4b5563;
}

.form-check-input:checked {
    background-color: #10b981;
    border-color: #10b981;
}

/* 个人中心卡片与导航深色化 */
.profile-card {
    background-color: #2a323c !important;
    border: 1px solid #384252 !important;
    color: #f8fafc !important;
}

.profile-nav-group {
    background-color: #2a323c !important;
    border: 1px solid #384252 !important;
}

.profile-nav-item {
    background-color: #2a323c !important;
    color: #a6adbb !important;
    border-color: #384252 !important;
    border-left: 4px solid transparent !important;
    transition: all 0.2s ease-in-out;
}

.profile-nav-item .profile-nav-icon {
    color: #10b981 !important;
    transition: color 0.2s;
}

.profile-nav-item .profile-nav-logout-icon {
    color: #ef4444 !important;
}

.profile-nav-item:hover {
    background-color: #323c48 !important;
    color: #f8fafc !important;
}

.profile-nav-item:hover .profile-nav-icon {
    color: #34d399 !important;
}

/* 选中项 (Active): 采用深黑底色 #191e24 + 左侧翡翠绿条，高亮图标与白色文字永不重色消失 */
.profile-nav-item.active {
    background-color: #191e24 !important;
    color: #ffffff !important;
    border-left: 4px solid #10b981 !important;
    border-color: #384252 #384252 #384252 #10b981 !important;
    font-weight: 600;
}

.profile-nav-item.active .profile-nav-icon {
    color: #10b981 !important;
    filter: drop-shadow(0 0 6px rgba(16, 185, 129, 0.4));
}

/* 全局深色表格与提示框样式，彻底杜绝白底黑字漏出 */
table, .table {
    --bs-table-bg: transparent !important;
    --bs-table-color: #f8fafc !important;
    color: #f8fafc !important;
    border-color: #384252 !important;
}

.table > :not(caption) > * > * {
    background-color: transparent !important;
    color: #f8fafc !important;
    border-bottom-color: #384252 !important;
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.15) !important;
    border: 1px solid #10b981 !important;
    color: #6ee7b7 !important;
}

.alert-danger {
    background-color: rgba(239, 68, 68, 0.15) !important;
    border: 1px solid #ef4444 !important;
    color: #fca5a5 !important;
}

.alert-warning {
    background-color: rgba(245, 158, 11, 0.15) !important;
    border: 1px solid #f59e0b !important;
    color: #fde68a !important;
}

/* 输入框前缀/后缀 .input-group-text 彻底深色化，杜绝浅色白块 */
.input-group-text {
    background-color: #191e24 !important;
    border-color: #384252 !important;
    color: #10b981 !important;
}

/* 键盘按键与代码高亮 kbd 深色样式 */
kbd {
    background-color: #15191e !important;
    color: #10b981 !important;
    border: 1px solid #384252 !important;
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    font-size: 0.9em;
    letter-spacing: 0.05em;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* 顶部用户胶囊下拉菜单 (100% 原生可靠，零 JS 依赖) */
.user-dropdown {
    position: relative;
    display: inline-block;
}

.user-dropdown summary {
    list-style: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: #2a323c;
    color: #f8fafc;
    border: 1px solid #384252;
    border-radius: 9999px;
    padding: 6px 14px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s ease;
    user-select: none;
}

.user-dropdown summary::-webkit-details-marker {
    display: none;
}

.user-dropdown summary:hover {
    background-color: #323b46;
    border-color: #10b981;
}

.user-dropdown[open] summary {
    background-color: #323b46;
    border-color: #10b981;
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}

.user-dropdown .user-dropdown-menu {
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    background-color: #191e24;
    border: 1px solid #384252;
    border-radius: 12px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
    min-width: 230px;
    z-index: 1050;
    overflow: hidden;
}

.user-dropdown-header {
    padding: 12px 16px;
    background-color: #15191e;
    border-bottom: 1px solid #2a323c;
}

.user-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    color: #cbd5e1;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: background-color 0.15s;
}

.user-dropdown-item:hover {
    background-color: #2a323c;
    color: #f8fafc;
    text-decoration: none;
}

.user-dropdown-item.danger {
    color: #f87171;
}

.user-dropdown-item.danger:hover {
    background-color: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.user-dropdown-divider {
    height: 1px;
    background-color: #2a323c;
    margin: 4px 0;
}

/* ==========================================================================
   Modern Polished Feed & Poll Card Styles (De-AI / Linear / Reddit inspired)
   ========================================================================== */

/* Modern Card: subtle border, micro-gradient, soft depth hover */
.poll-feed-card {
    background: #1e242d;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    height: 100%;
    cursor: pointer;
    transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.poll-feed-card:hover {
    border-color: rgba(16, 185, 129, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 10px 28px -10px rgba(0, 0, 0, 0.5), 0 0 16px -4px rgba(16, 185, 129, 0.12);
}

.poll-feed-card:active {
    transform: translateY(0);
}

/* Metadata header line: compact, informative, calm */
.poll-card-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: #94a3b8;
    margin-bottom: 10px;
    font-weight: 500;
}

.poll-card-meta .meta-dot {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background-color: #475569;
}

/* Status indicator badge */
.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 9999px;
    letter-spacing: 0.02em;
}

.status-pill.active {
    background-color: rgba(16, 185, 129, 0.14);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.25);
}

.status-pill.expired {
    background-color: rgba(148, 163, 184, 0.12);
    color: #94a3b8;
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.status-pill.pinned {
    background-color: rgba(56, 189, 248, 0.12);
    color: #38bdf8;
    border: 1px solid rgba(56, 189, 248, 0.25);
}

/* Card title & description */
.poll-card-title {
    font-size: 17px;
    font-weight: 600;
    line-height: 1.4;
    color: #f8fafc;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.poll-card-desc {
    font-size: 13px;
    line-height: 1.55;
    color: #94a3b8;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
}

/* Card Footer: clean metrics */
.poll-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 14px;
    margin-top: auto;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 12px;
    color: #64748b;
}

.poll-metrics {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #94a3b8;
    font-weight: 500;
}

.poll-metrics span {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.poll-card-arrow {
    display: flex;
    align-items: center;
    gap: 4px;
    color: #34d399;
    font-weight: 500;
    transition: transform 0.18s ease;
}

.poll-feed-card:hover .poll-card-arrow {
    transform: translateX(3px);
}

/* Filter bar container: glassmorphism pill bar */
.feed-filter-bar {
    background-color: #1a2027;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 12px 18px;
}

/* Modern Vote Option Card in PollDetail */
.vote-option-row {
    background-color: #1a2027;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 14px 18px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.18s ease;
    display: flex;
    align-items: center;
    gap: 12px;
}

.vote-option-row:hover {
    background-color: #212832;
    border-color: rgba(16, 185, 129, 0.35);
}

.vote-option-row.selected {
    background-color: rgba(16, 185, 129, 0.08);
    border-color: #10b981;
    box-shadow: 0 0 0 1px #10b981;
}

/* Sleek Result Bar */
.result-option-box {
    position: relative;
    background-color: #1a2027;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 14px 18px;
    margin-bottom: 12px;
    overflow: hidden;
}

.result-option-box.user-voted {
    border-color: rgba(16, 185, 129, 0.5);
    background-color: rgba(16, 185, 129, 0.04);
}

.result-progress-fill {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    background: linear-gradient(90deg, rgba(16, 185, 129, 0.18), rgba(16, 185, 129, 0.28));
    transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1;
    border-radius: 9px 0 0 9px;
}

.result-content-wrap {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    align-items: center;
}