/*
  ₍ ᐢ.ˬ.ᐢ₎
  咦？发现了什么？
  这是我精心设计的CSS呢~
  (๑•̀ㅂ•́)و✧
  请不要直接拿走哦！
  ଘ(੭ˊᵕˋ)੭* ੈ✩‧₊
*/

nav {
    position: fixed;
    left: 20px;
    bottom: 0;
    z-index: 2333;
    transform: rotate(-90deg) translateZ(0);
    transform-origin: 0 0;
    transition: all .3s ease-out;
    vertical-align: middle;
    font-family: Roboto, Tahoma, Consolas, Microsoft YaHei;
}

nav a.clip {
    height: 3px;
    width: 3px;
    background: #fff;
    border-radius: 100%;
}

nav a {
    display: inline-block;
    font-size: 13px;
    color: #fff;
    text-decoration: none;
    margin: 0 10px;
    opacity: .4;
    transition: all .3s;
    vertical-align: middle;
}

nav a.time {
    opacity: 1;
}

nav a.active, nav a:hover {
    text-decoration: underline;
    opacity: 1;
}

.ch h2.chtitle {
    padding-bottom: 30px;
    font-size: 26px;
    letter-spacing: .2em;
    color: hsla(0, 0%, 100%, .5);
}

.ch h2.chtitle span {
    color: #fff;
}

.ch h2.chtitle:after {
    content: "";
    display: block;
    width: 10%;
    height: 5px;
    background-color: hsla(0, 0%, 100%, .5);
    margin-top: 30px;
}

.hello {
    position: absolute;
    bottom: 20%;
    left: 0;
}

.hello h1, .hello h2 {
    font-weight: 400;
    font-size: 22px;
    line-height: 1.5em;
    letter-spacing: .2em;
}

.hello h1 {
    font-size: 42px;
    letter-spacing: .5em;
}

.hello h2 {
    padding-top: .6em;
}

.hello .circle {
    float: left;
    margin-right: 10px;
    letter-spacing: 0;
}

.hello .circle span {
    display: inline-block;
    width: 13px;
    height: 13px;
    background-color: #fff;
    border-radius: 100%;
    margin-right: 5px;
}

.hello .circle span:first-child {
    background-color: #ff493f;
}

.hello .circle span:nth-child(2) {
    background-color: #f7c900;
}

.hello .circle span:nth-child(3) {
    background-color: #00ff37;
}

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

.countdown-wrapper {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 40px;
}

.countdown-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 30px 25px;
    min-width: 140px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.countdown-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    animation: shine 3s infinite;
}

.countdown-card:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    transform: translateY(-10px);
}

.countdown-number {
    font-size: 3.5rem;
    font-weight: 900;
    color: #fff;
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    line-height: 1;
    margin-bottom: 10px;
    font-variant-numeric: tabular-nums;
    position: relative;
    z-index: 2;
}

.countdown-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    position: relative;
    z-index: 2;
}

.countdown-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #ff6b6b, #ffd93d, #6bcf7f);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.countdown-subtitle {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
}

.encouragement {
    margin-top: 40px;
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ff6b6b, #ffd93d, #6bcf7f);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: encouragementBounce 2s ease-in-out infinite;
}

.time-display {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    padding: 8px 16px;
    margin-top: 20px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
}

.current-time {
    font-weight: 700;
    color: #fff;
    font-variant-numeric: tabular-nums;
    margin-right: 12px;
}

.date-info, .week-info {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.6);
    margin-right: 8px;
}

.footer {
    text-align: center;
    position: relative;
    z-index: 2;
}

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

.footer a:hover {
    text-decoration: underline;
}

.footer h3 {
    font-weight: 400;
    font-size: 20px;
    letter-spacing: .8em;
    margin: 6px 0;
}

.footer p {
    font-size: 12px;
    letter-spacing: 1em;
    opacity: .3;
}

.footer p.c {
    margin-top: 20px;
    letter-spacing: .1em;
}