/*
 * Solo - A small and beautiful blogging system written in Java.
 * Copyright (c) 2010-present, b3log.org
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
/*
 * skin style
 *
 * @author <a href="http://vanessa.b3log.org">Liyuan Li</a>
 * @version 0.4.1.0, Oct 4, 2019
 */
@import "../../../scss/reset";
@import "../../../scss/usite";
@import "../../../scss/toc";
@import "../../../scss/function";
@import "vditor/src/assets/scss/classic";

$fade-lighter: rgba(255, 255, 255, .8) !default;
$gray: #738a94 !default;
$black: #15171a !default;
$black-bg: #232323 !default;
$link: rgb(119, 182, 255) !default;

body {
  background-color: #f4f8fb;
}

::selection {
  text-shadow: none;
  background-color: #cbeafb;
}

a {
  color: $link;
}

.vditor-reset::-webkit-scrollbar {
  display: none;
}

.ft__a {
  color: $gray;

  &:hover {
    color: rgba($gray, .8);
  }
}

.fn__progress {
  position: fixed;
  right: 0;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  border: none;
  background: transparent;
  -webkit-appearance: none;
  z-index: 3;

  &::-webkit-progress-value {
    background-color: $link;
    transition: width 0.2s ease 0s, opacity 0.6s ease 0s;
  }

  &::-webkit-progress-bar {
    background-color: transparent;
  }
}

@keyframes fade-in-down {
  0% {
    opacity: 0;
    transform: translateY(-10px)
  }

  to {
    opacity: 1;
    transform: translateY(0)
  }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    -webkit-transform: translateY(0);
    transform: translateY(0);
  }
  40% {
    -webkit-transform: translateY(-10px);
    transform: translateY(-10px);
  }
  60% {
    -webkit-transform: translateY(-5px);
    transform: translateY(-5px);
  }
}

@keyframes bounceInLeft {
  from {
    -webkit-transform-origin: left bottom;
    transform-origin: left bottom;
    -webkit-transform: rotate3d(0, 0, 1, -45deg);
    transform: rotate3d(0, 0, 1, -45deg);
    opacity: 0;
  }

  to {
    -webkit-transform-origin: left bottom;
    transform-origin: left bottom;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
    opacity: 1;
  }
}

@keyframes bounceOutLeft {
  20% {
    opacity: 1;
    transform: translate3d(20px, 0, 0);
  }

  to {
    opacity: 0;
    transform: translate3d(-2000px, 0, 0);
  }
}

@keyframes beating {
  0% {
    transform: scale(1)
  }

  20% {
    transform: scale(1.6)
  }

  30% {
    transform: scale(1)
  }

  50% {
    transform: scale(1.6)
  }

  70%, to {
    transform: scale(1)
  }
}

.wrapper {
  max-width: 892px;
  margin: 0 auto;
  padding: 0 10px;
}

.header {
  position: relative;
  z-index: 1;

  &--index {
    height: 100vh;

    &:before {
      content: "";
      height: 100%;
      position: absolute;
      background: url("../images/header-bg.jpg") no-repeat center center;
      width: 100%;
      top: 0;
      background-size: cover;
    }
  }

  &--article {
    display: none;
  }

  &__title {
    position: relative;
    align-items: center;
    height: 100%;
    display: flex;
    justify-content: center;
    flex-direction: column;
    z-index: 1;
  }

  &__h1 {
    letter-spacing: -1px;
    font-weight: 700;
    font-size: 50px;
    text-shadow: 0 3px 6px rgba(0, 0, 0, .3);
    animation: fade-in-down 1s both;
    animation-delay: .5s;

    a {
      color: #fff;

      &:hover {
        text-decoration: none;
        color: $fade-lighter;
      }
    }
  }

  &__desc {
    margin-top: 10px;
    color: $fade-lighter;
    line-height: 24px;
    text-shadow: 0 3px 6px rgba(0, 0, 0, .3);
    animation: fade-in-down .9s both;
    animation-delay: .3s;

    &--title {
      font-size: 20px;
      font-weight: 400;
    }
  }

  &__down {
    animation: bounce 4s 2s infinite;
    color: $fade-lighter;
    height: 34px;
    width: 34px;
    position: absolute;
    bottom: 10px;
    cursor: pointer;

    &:hover {
      color: #fff;
    }
  }
}

.side {
  &__menu {
    position: fixed;
    z-index: 2;
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 3px;
    font-size: 12px;
    text-transform: uppercase;
    color: #fff;
    top: 20px;
    left: 20px;
    display: flex;
    align-items: center;
    padding: 10px;
    cursor: pointer;
    transition: left .3s ease;

    &:hover {
      opacity: .6;
    }

    &--edge {
      left: -3px;
      font-size: 0;
      background-color: #333;
    }
  }

  &__main {
    display: none;
    opacity: 0;
    position: fixed;
    width: 100%;
    height: 100vh;
    z-index: 3;
    transition: all 1s ease;

    &--show {
      opacity: 1;

      .side__bg {
        background-color: rgba(0, 0, 0, 0.3);
      }

      .side__panel {
        animation-name: bounceInLeft;
      }
    }
  }

  &__bg {
    position: fixed;
    width: 100%;
    height: 100vh;
    top: 0;
    left: 0;
    z-index: 3;
    transition: background-color 1s ease;
  }

  &__panel {
    width: 280px;
    height: 100vh;
    overflow: auto;
    animation-name: bounceOutLeft;
    animation-duration: 1s;
    animation-fill-mode: both;
    position: fixed;
    left: 0;
    z-index: 4;
    top: 0;
    background-color: #000;

    &::-webkit-scrollbar {
      display: none;
    }
  }

  &__top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    height: 24px;
    width: 24px;
    cursor: pointer;
    color: #555;
    opacity: .5;
    transition: all .5s ease-out;

    &--toc {
      bottom: 54px;
      display: none;
    }

    &--bottom {
      transform: rotate(-180deg);
    }

    &:hover {
      opacity: 1;
    }
  }

  &__header {
    background: #000 url(../images/side-bg.gif) top/contain no-repeat;
    width: 100%;
    height: 239px;
    padding-top: 40px;
  }

  &__logo {
    width: 66px;
    height: 66px;
    border: 4px solid hsla(0, 0%, 100%, .5);
    border-radius: 100%;
    box-shadow: inset 1px 1px 4px rgba(0, 0, 0, .3), 0 2px 3px rgba(0, 0, 0, .4);
    margin: 0 auto 20px;
    display: block;
    transition: all .3s ease;

    &:hover {
      transform: rotate3d(0, 0, 1, -45deg);
    }
  }

  &__close {
    cursor: pointer;
    height: 16px;
    width: 16px;
    position: absolute;
    right: 10px;
    top: 10px;
  }

  &__meta {
    color: #fff;
    text-align: center;
  }

  &__title {
    position: relative;

    &:after {
      content: "";
      position: absolute;
      width: 100%;
      height: 1px;
      background-color: #3b3b3b;
    }

    span {
      position: absolute;
      top: -11px;
      left: 91px;
      z-index: 1;
      padding: 0 10px;
      background-color: #000;
      color: #b8b8b8;
    }
  }

  &__nav {
    flex: 1;
    margin: 30px 0 20px;
    padding: 0;
    counter-reset: item;

    li {
      height: 30px;
      display: flex;

      &:after {
        padding-right: 20px;
        text-align: right;
        vertical-align: bottom;
        color: #B8B8B8;
        content: counter(item, lower-roman);
        counter-increment: item;
      }

      a {
        color: #989898;
        text-decoration: none;
        line-height: 1.4;
        padding: 0 10px 0 20px;
        overflow: hidden;
        white-space: nowrap;

        &:after {
          display: inline-block;
          content: " .......................................................";
          color: rgba(255, 255, 255, 0.2);
          margin-left: 5px;
        }

        &:hover {
          color: #FFF;
        }
      }

      img {
        float: left;
        height: 14px;
        width: 14px;
        margin: 3px 4px 0 0;
      }
    }
  }
}

.footer {
  font-size: 12px;
  padding: 20px 0;
  background-color: $black-bg;
  color: #888;
  margin-top: 200px;
  line-height: 24px;
  text-align: center;

  .wrapper {
    position: relative;

    &:after {
      background: url(../images/footer.png) no-repeat center center / cover;
      position: absolute;
      bottom: 62px;
      left: -64px;
      width: 1040px;
      pointer-events: none;
      content: "";
      height: 315px;
    }
  }

  &__heart {
    display: inline-block;
    animation: beating 1s infinite;
    animation-timing-function: ease-out;
    margin: 0 3px 5px 8px;
  }

  svg {
    height: 20px;
    width: 20px;
    margin: 0 10px 5px;
  }

  a {
    color: $fade-lighter;

    &:hover {
      text-decoration: none;
      color: #fff;
    }
  }
}

.articles {
  margin: 40px auto;
  box-shadow: 8px 14px 38px rgba(39, 44, 49, .06), 1px 3px 8px rgba(39, 44, 49, .03);
  background-color: rgba(255, 255, 255, .9);
  border-radius: 5px;
  color: $gray;

  .item {
    border-bottom: 1px solid #f0f2f7;
    padding: 20px;

    &:last-child {
      border-bottom-width: 0;
    }

    &__title {
      & > a {
        color: $black;
        font-size: 24px;
        line-height: 24px;

        &:hover {
          text-decoration: none;
          color: rgba($black, 0.8);
        }
      }

      sup {
        font-size: 12px;
        font-weight: normal;
        color: rgba($gray, 0.8);

        a {
          color: rgba($gray, 0.8);
          cursor: text;

          &:hover {
            text-decoration: none;
          }

          &:visited {
            color: #fff;
          }
        }
      }
    }

    &__abstract {
      display: block;
      line-height: 24px;
      color: $black;
      font-size: 16px;
      margin: 10px 0;

      &:hover {
        text-decoration: none;
        color: rgba($black, 0.8);
      }
    }

    &__tag {
      display: inline-block;
      color: $gray;
      line-height: 14px;
      font-weight: 500;
      letter-spacing: .5px;
      text-transform: uppercase;

      &:hover {
        text-decoration: none;
        color: rgba($gray, 0.8);
      }
    }
  }
}

.pagination {
  text-align: center;
  margin-top: 40px;

  &__item {
    width: 30px;
    height: 30px;
    background: $black;
    border-radius: 50%;
    display: inline-block;
    color: #fff;
    line-height: 30px;
    font-size: 12px;
    margin: 0 5px 40px;

    &:hover,
    &--active {
      opacity: 0.68;
      text-decoration: none;
    }

    &--omit {
      background-color: transparent;
      color: $black;
    }
  }
}

.other {
  &__title {
    margin: 40px 0 10px;
    font-size: 28px;
    text-align: center;
    font-weight: 400;
  }

  &__item {
    line-height: 20px;
    margin: 20px 35px 0 35px;
    white-space: nowrap;
    display: block;
    color: $gray;
    word-break: break-all;

    &--archive {
      width: 150px;
      display: inline-block;
    }
  }
}

.article {
  &__bottom {

    .fn__flex {
      flex-wrap: wrap;
    }

    .item {
      position: relative;
      flex: 1 1 270px;
      margin: 40px 10px 40px;
      box-shadow: 8px 14px 38px rgba(39, 44, 49, 0.06), 1px 3px 8px rgba(39, 44, 49, 0.03);
      border-radius: 5px;
      padding: 20px;
      overflow: hidden;
      text-align: center;
      box-sizing: border-box;

      &:before {
        content: "";
        position: absolute;
        height: 100%;
        top: 0;
        left: 0;
        width: 100%;
        background: url(../images/header-bg.jpg) no-repeat center center;
        background-size: cover;
        filter: brightness(68%) opacity(0.9);
      }

      h3 {
        color: #fff;
        position: relative;
        margin-bottom: 20px;
      }

      ul {
        padding-left: 0;
        position: relative;
        list-style: none;
      }

      a {
        display: block;
        border-bottom: 1px solid rgba($gray, .8);
        padding: 10px 0;
        color: #fff;
        margin: 0 20px;
      }
    }
  }

  &__top {
    width: 100%;
    height: 50vh;
    position: relative;
    z-index: 1;
    background-position: center;
    background-size: cover;

    div {
      max-width: 1404px;
      background-size: cover;
      background-position: center center;
      filter: sepia(0.2) contrast(1.3);
      height: 100%;
      margin: 0 auto;
    }

    canvas {
      position: absolute;
      top: 0;
      height: 100%;
      width: 100%;
    }
  }

  &__meta {
    padding-top: 40px;
    text-transform: uppercase;
    color: rgba($gray, .8);

    a {
      color: $gray;
    }
  }

  &__title {
    font-size: 28px;
    margin: 10px 0;

    sup {
      font-size: 14px;
      font-weight: normal;
      color: rgba($gray, .8);
    }
  }

  &__share {
    margin-bottom: 40px;
    position: relative;
    width: 200px;
    margin: 0 auto;

    .item {
      color: #fdc200;
      cursor: pointer;
      transition: all .3s ease;
      margin: 0 10px;

      svg {
        height: 20px;
        width: 20px;
      }

      &[data-type="wechat"] {
        color: #3caf36;
      }

      &[data-type="twitter"] {
        color: #18a3fa;
      }

      &[data-type="weibo"] {
        color: #f93;
      }

      &:hover {
        opacity: 0.6;
      }

      &__qr {
        position: absolute;
        top: 24px;
        left: 60px;
      }
    }
  }

  &__content {
    padding: 40px;
    box-sizing: border-box;
  }
}

.post__toc {
  position: fixed;
  top: 84px;
  bottom: 80px;
  overflow: auto;
  padding-left: 3px;
  right: 20px;
  max-width: 160px;
  display: none;

  &::-webkit-scrollbar {
    display: none;
  }

  .article__toc {
    overflow: initial;
    border-left: 1px solid rgba($gray, 0.28);
    margin: 0;
    font-size: 14px;
    line-height: 24px;

    li.current a,
    a:hover {
      color: $link;
    }

    a {
      display: block;
      margin-top: -24px;
      color: $gray;
    }
  }

  li {
    &:before {
      position: relative;
      top: -2px;
      left: -4px;
      display: inline-block;
      width: 7px;
      height: 7px;
      content: '';
      border-radius: 50%;
    }

    &.current:before {
      background-color: $link;
    }
  }
}

.comment {
  &-body-ref {
    position: absolute;
    left: 80px;
    right: 0;
  }

  &__title {
    text-align: center;
    padding: 40px 0;
    color: $gray;
  }

  #comments {
    position: relative;
  }

  .item {
    margin-bottom: 40px;
    border: 1px solid $fade-lighter;
    border-radius: 5px;
    background: rgba(255, 255, 255, .9);
    box-shadow: 0 1px 4px rgba(0, 0, 0, .04);
    list-style: none;
    padding: 20px;

    &__meta {
      color: rgba($gray, .8);
      font-size: 12px;
    }

    &__avatar {
      float: left;
      height: 40px;
      width: 40px;
      border-radius: 20px;
      border: 1px solid rgba(0, 0, 0, .04);
      margin: 0 20px 20px 0;
      background-size: cover;
      background-position: center center;
    }

    &__name {
      color: rgba($gray, .8);
      float: left;
      line-height: 40px;

      a {
        color: $gray;

        &:hover {
          color: rgba($gray, .8);
        }
      }
    }

    &:hover {
      .item__reply {
        display: block;
      }
    }
  }

  #comment {
    margin-bottom: 30px;
    padding: 20px;
    border-radius: 3px;
    background: rgba(255, 255, 255, .9);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
    border: 0;
    resize: none;
    cursor: pointer;
    width: 100%;
    box-sizing: border-box;
  }
}

@media (max-width: 768px) {
  .pagination {
    margin-top: 5px;

    &__item {
      margin: 0 2px 5px 2px;
    }
  }

  .footer {
    margin-top: 0;

    .wrapper:after {
      content: none;
    }
  }

  .post__toc {
    z-index: 230;
    background: #fff;
    left: 0 !important;
    top: 0 !important;
    width: 100%;
    max-width: initial;
    box-sizing: border-box;
    display: none;
    bottom: 0;
  }

  .articles {
    margin: 10px auto;

    .item {
      padding: 10px;

      &__title a {
        font-size: 18px;
      }
    }
  }

  .article {
    &__bottom .item {
      margin: 0 0 10px 0;
    }
  }

  .comment {
    &__title {
      padding: 10px 0;
    }

    #comment,
    .item {
      margin-bottom: 10px;
      padding: 10px;
    }

    .item__avatar {
      margin: 0 10px 10px 0;
    }
  }

  .side__top--toc {
    display: block;
  }
}