/*-----------------------------------*\
  #style.css
\*-----------------------------------*/


/**
 * copyright 2022 @codewithsadee
 */





/*-----------------------------------*\
  #CUSTOM PROPERTY
\*-----------------------------------*/

:root {

  /**
   * colors
   */

  /* gradient */

  --bg-gradient-onyx: linear-gradient(
    to bottom right, 
    hsl(240, 1%, 25%) 3%, 
    hsl(0, 0%, 19%) 97%
  );
  --bg-gradient-jet: linear-gradient(
    to bottom right, 
    hsla(240, 1%, 18%, 0.251) 0%, 
    hsla(240, 2%, 11%, 0) 100%
  ), hsl(240, 2%, 13%);
  --bg-gradient-yellow-1: linear-gradient(
    to bottom right, 
    hsl(45, 100%, 71%) 0%, 
    hsla(36, 100%, 69%, 0) 50%
  );
  --bg-gradient-yellow-2: linear-gradient(
    135deg, 
    hsla(45, 100%, 71%, 0.251) 0%, 
    hsla(35, 100%, 68%, 0) 59.86%
  ), hsl(240, 2%, 13%);
  --border-gradient-onyx: linear-gradient(
    to bottom right, 
    hsl(0, 0%, 25%) 0%, 
    hsla(0, 0%, 25%, 0) 50%
  );
  --text-gradient-yellow: linear-gradient(
    to right, 
    hsl(45, 100%, 72%), 
    hsl(35, 100%, 68%)
  );

  /* solid */

  --jet: hsl(0, 0%, 22%);
  --onyx: hsl(240, 1%, 17%);
  --eerie-black-1: hsl(240, 2%, 13%);
  --eerie-black-2: hsl(240, 2%, 12%);
  --smoky-black: hsl(0, 0%, 7%);
  --white-1: hsl(0, 0%, 100%);
  --white-2: hsl(0, 0%, 98%);
  --orange-yellow-crayola: hsl(45, 100%, 72%);
  --vegas-gold: hsl(45, 54%, 58%);
  --light-gray: hsl(0, 0%, 84%);
  --light-gray-70: hsla(0, 0%, 84%, 0.7);
  --bittersweet-shimmer: hsl(0, 43%, 51%);

  /**
   * typography
   */

  /* font-family */
  --ff-poppins: 'Poppins', sans-serif;

  /* font-size */
  --fs-1: 24px;
  --fs-2: 18px;
  --fs-3: 17px;
  --fs-4: 16px;
  --fs-5: 15px;
  --fs-6: 14px;
  --fs-7: 13px;
  --fs-8: 11px;

  /* font-weight */
  --fw-300: 300;
  --fw-400: 400;
  --fw-500: 500;
  --fw-600: 600;

  /**
   * shadow
   */
  
  --shadow-1: -4px 8px 24px hsla(0, 0%, 0%, 0.25);
  --shadow-2: 0 16px 30px hsla(0, 0%, 0%, 0.25);
  --shadow-3: 0 16px 40px hsla(0, 0%, 0%, 0.25);
  --shadow-4: 0 25px 50px hsla(0, 0%, 0%, 0.15);
  --shadow-5: 0 24px 80px hsla(0, 0%, 0%, 0.25);

  /**
   * transition
   */

  --transition-1: 0.25s ease;
  --transition-2: 0.5s ease-in-out;

}





/*-----------------------------------*\
  #RESET
\*-----------------------------------*/

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

a { text-decoration: none; }

li { list-style: none; }

img, ion-icon, a, button, time, span { display: block; }

button {
  font: inherit;
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
}

input, textarea {
  display: block;
  width: 100%;
  background: none;
  font: inherit;
}

::selection {
  background: var(--orange-yellow-crayola);
  color: var(--smoky-black);
}

:focus { outline-color: var(--orange-yellow-crayola); }

html { font-family: var(--ff-poppins); }

body { background: var(--smoky-black); }





/*-----------------------------------*\
  #REUSED STYLE
\*-----------------------------------*/

.sidebar,
article {
  background: var(--eerie-black-2);
  border: 1px solid var(--jet);
  border-radius: 20px;
  padding: 15px;
  box-shadow: var(--shadow-1);
  z-index: 1;
}

.separator {
  width: 100%;
  height: 1px;
  background: var(--jet);
  margin: 16px 0;
}

.icon-box {
  position: relative;
  background: var(--border-gradient-onyx);
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 16px;
  color: var(--orange-yellow-crayola);
  box-shadow: var(--shadow-1);
  z-index: 1;
}

.icon-box::before {
  content: "";
  position: absolute;
  inset: 1px;
  background: var(--eerie-black-1);
  border-radius: inherit;
  z-index: -1;
}

.icon-box ion-icon { --ionicon-stroke-width: 35px; }

article { display: none; }

article.active {
  display: block;
  animation: fade 0.5s ease backwards;
}

@keyframes fade {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

.h2,
.h3,
.h4,
.h5 {
  color: var(--white-2);
  text-transform: capitalize;
}

.h2 { font-size: var(--fs-1); }

.h3 { font-size: var(--fs-2); }

.h4 { font-size: var(--fs-4); }

.h5 {
  font-size: var(--fs-7);
  font-weight: var(--fw-500);
}

.article-title {
  position: relative;
  padding-bottom: 7px;
}

.article-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 3px;
  background: var(--text-gradient-yellow);
  border-radius: 3px;
}

.has-scrollbar::-webkit-scrollbar {
  width: 5px; /* for vertical scrollbar */
  height: 5px; /* for horizontal scrollbar */
}

.has-scrollbar::-webkit-scrollbar-track {
  background: var(--onyx);
  border-radius: 5px;
}

.has-scrollbar::-webkit-scrollbar-thumb {
  background: var(--orange-yellow-crayola);
  border-radius: 5px;
}

.has-scrollbar::-webkit-scrollbar-button { width: 20px; }

.content-card {
  position: relative;
  background: var(--border-gradient-onyx);
  padding: 15px;
  padding-top: 45px;
  border-radius: 14px;
  box-shadow: var(--shadow-2);
  cursor: pointer;
  z-index: 1;
}

.content-card::before {
  content: "";
  position: absolute;
  inset: 1px;
  background: var(--bg-gradient-jet);
  border-radius: inherit;
  z-index: -1;
}





/*-----------------------------------*\
  #MAIN
\*-----------------------------------*/

main {
  margin: 75px 12px 75px;
  min-width: 259px;
}





/*-----------------------------------*\
  #SIDEBAR
\*-----------------------------------*/

.sidebar {
  margin-bottom: 15px;
  max-height: 112px;
  overflow: hidden;
  transition: var(--transition-2);
}

.sidebar.active { max-height: 405px; }

.sidebar-info {
  position: relative;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 15px;
}

.avatar-box {
  background: var(--bg-gradient-onyx);
  border-radius: 20px;
}

.info-content .name {
  color: var(--white-2);
  font-size: var(--fs-3);
  font-weight: var(--fw-500);
  letter-spacing: -0.25px;
  margin-bottom: 10px;
}

.info-content .title {
  color: var(--white-1);
  background: var(--onyx);
  font-size: var(--fs-8);
  font-weight: var(--fw-300);
  width: max-content;
  padding: 3px 12px;
  border-radius: 8px;
}

.info_more-btn {
  position: absolute;
  top: -15px;
  right: -15px;
  border-radius: 0 15px;
  font-size: 13px;
  color: var(--orange-yellow-crayola);
  background: var(--border-gradient-onyx);
  padding: 10px;
  box-shadow: var(--shadow-2);
  transition: var(--transition-1);
  z-index: 1;
}

.info_more-btn::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  background: var(--bg-gradient-jet);
  transition: var(--transition-1);
  z-index: -1;
}

.info_more-btn:hover,
.info_more-btn:focus { background: var(--bg-gradient-yellow-1); }

.info_more-btn:hover::before,
.info_more-btn:focus::before { background: var(--bg-gradient-yellow-2); }

.info_more-btn span { display: none; }

.sidebar-info_more {
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-2);
}

.sidebar.active .sidebar-info_more {
  opacity: 1;
  visibility: visible;
}

.contacts-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.contact-item {
  min-width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
}

.contact-info {
  max-width: calc(100% - 46px);
  width: calc(100% - 46px);
}

.contact-title {
  color: var(--light-gray-70);
  font-size: var(--fs-8);
  text-transform: uppercase;
  margin-bottom: 2px;
}

.contact-info :is(.contact-link, time, address) {
  color: var(--white-2);
  font-size: var(--fs-7);
}

.contact-info address { font-style: normal; }

.social-list {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 15px;
  padding-bottom: 4px;
  padding-left: 7px;
}

.social-item .social-link {
  color: var(--light-gray-70);
  font-size: 18px;
}


.social-item .social-link:hover { color: var(--light-gray); }





/*-----------------------------------*\
  #NAVBAR
\*-----------------------------------*/

.navbar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: hsla(240, 1%, 17%, 0.75);
  backdrop-filter: blur(10px);
  border: 1px solid var(--jet);
  border-radius: 12px 12px 0 0;
  box-shadow: var(--shadow-2);
  z-index: 5;
}

.navbar-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  padding: 0 10px;
}

.navbar-link {
  color: var(--light-gray);
  font-size: var(--fs-8);
  padding: 20px 7px;
  transition: color var(--transition-1);
}

.navbar-link:hover,
.navbar-link:focus { color: var(--light-gray-70); }

.navbar-link.active { color: var(--orange-yellow-crayola); }



/*-----------------------------------*\
  #TOP NAVBAR
\*-----------------------------------*/

.top-navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 60px;
  background: hsla(240, 2%, 13%, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--jet);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
}

.navbar-brand {
  display: flex;
  align-items: center;
}

.brand-logo {
  font-family: var(--ff-poppins);
  font-size: 20px;
  font-weight: 600;
  color: var(--orange-yellow-crayola);
  text-decoration: none;
  transition: opacity var(--transition-1);
  letter-spacing: -0.5px;
}

.brand-logo:hover { opacity: 0.8; }

/* 滚动状态 */
.top-navbar.scrolled {
  background: hsla(240, 2%, 13%, 0.95);
  box-shadow: var(--shadow-2);
}

[data-theme="light"] .top-navbar.scrolled {
  background: hsla(30, 8%, 95%, 0.98);
}

/* 汉堡按钮（移动端） */
.hamburger-btn {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: var(--light-gray);
  font-size: 24px;
  cursor: pointer;
  border-radius: 8px;
  transition: background var(--transition-1);
}

.hamburger-btn:hover { background: var(--onyx); }

/* 导航区容器 */
.navbar-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 导航链接列表 */
.top-nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 4px;
}

/* 导航链接 */
.top-nav-link {
  display: block;
  padding: 8px 16px;
  font-family: var(--ff-poppins);
  font-size: 14px;
  font-weight: 400;
  color: var(--light-gray-70);
  text-decoration: none;
  border-radius: 8px;
  transition: color var(--transition-1), background var(--transition-1);
  position: relative;
}

.top-nav-link:hover {
  color: var(--white-2);
  background: hsla(0, 0%, 100%, 0.05);
}

.top-nav-link.active {
  color: var(--orange-yellow-crayola);
  font-weight: 500;
}

/* 活跃状态底部指示器 */
.top-nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--orange-yellow-crayola);
  border-radius: 1px;
}

/* 移动端响应式 */
@media (max-width: 767px) {
  .top-navbar {
    padding: 0 16px;
  }

  .hamburger-btn {
    display: flex;
  }

  .navbar-nav {
    position: fixed;
    top: 60px;
    left: 0;
    width: 100%;
    background: hsla(240, 2%, 13%, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--jet);
    flex-direction: column;
    align-items: stretch;
    padding: 8px 0;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
  }

  .navbar-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .top-nav-links {
    flex-direction: column;
    gap: 0;
  }

  .top-nav-link {
    padding: 12px 24px;
    border-radius: 0;
    border-bottom: 1px solid var(--jet);
  }

  .top-nav-link.active::after {
    display: none;
  }

  .top-nav-link.active {
    background: hsla(45, 100%, 72%, 0.1);
  }
}





/*-----------------------------------*\
  #ABOUT
\*-----------------------------------*/

.about .article-title { margin-bottom: 15px; }

.about-text {
  color: var(--light-gray);
  font-size: var(--fs-6);
  font-weight: var(--fw-300);
  line-height: 1.6;
}

.about-text p { margin-bottom: 15px; }



/**
 * #service 
 */

.service { margin-bottom: 35px; }

.service-title { margin-bottom: 20px; }

.service-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.service-item {
  position: relative;
  background: var(--border-gradient-onyx);
  padding: 20px;
  border-radius: 14px;
  box-shadow: var(--shadow-2);
  z-index: 1;
}

.service-item::before {
  content: "";
  position: absolute;
  inset: 1px;
  background: var(--bg-gradient-jet);
  border-radius: inherit;
  z-index: -1;
}

.service-icon-box { margin-bottom: 10px; }

.service-icon-box img { margin: auto; }

.service-content-box { text-align: center; }

.service-item-title { margin-bottom: 7px; }

.service-item-text {
  color: var(--light-gray);
  font-size: var(--fs-6);
  font-weight: var(--fw-300);
  line-height: 1.6;
}


/**
 * #testimonials 
 */

.testimonials { margin-bottom: 30px; }

.testimonials-title { margin-bottom: 20px; }

.testimonials-list {
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
  gap: 15px;
  margin: 0 -15px;
  padding: 25px 15px;
  padding-bottom: 35px;
  overflow-x: auto;
  scroll-behavior: smooth;
  overscroll-behavior-inline: contain;
  scroll-snap-type: inline mandatory;
}

.testimonials-item {
  min-width: 100%;
  scroll-snap-align: center;
}

.testimonials-avatar-box {
  position: absolute;
  top: 0;
  left: 0;
  transform: translate(15px, -25px);
  background: var(--bg-gradient-onyx);
  border-radius: 14px;
  box-shadow: var(--shadow-1);
}

.testimonials-item-title { margin-bottom: 7px; }

.testimonials-text {
  color: var(--light-gray);
  font-size: var(--fs-6);
  font-weight: var(--fw-300);
  line-height: 1.6;
  display: -webkit-box;
  line-clamp: 4;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}


/**
 * #testimonials-modal
 */

.modal-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow-y: auto;
  overscroll-behavior: contain;
  z-index: 20;
  pointer-events: none;
  visibility: hidden;
}

.modal-container::-webkit-scrollbar { display: none; }

.modal-container.active {
  pointer-events: all;
  visibility: visible;
}

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: hsl(0, 0%, 5%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: 1;
  transition: var(--transition-1);
}

.overlay.active {
  opacity: 0.8;
  visibility: visible;
  pointer-events: all;
}

.testimonials-modal {
  background: var(--eerie-black-2);
  position: relative;
  padding: 15px;
  margin: 15px 12px;
  border: 1px solid var(--jet);
  border-radius: 14px;
  box-shadow: var(--shadow-5);
  transform: scale(1.2);
  opacity: 0;
  transition: var(--transition-1);
  z-index: 2;
}

.modal-container.active .testimonials-modal {
  transform: scale(1);
  opacity: 1;
}

.modal-close-btn {
  position: absolute;
  top: 15px;
  right: 15px;
  background: var(--onyx);
  border-radius: 8px;
  width: 32px;
  height: 32px;
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--white-2);
  font-size: 18px;
  opacity: 0.7;
}

.modal-close-btn:hover,
.modal-close-btn:focus { opacity: 1; }

.modal-close-btn ion-icon { --ionicon-stroke-width: 50px; }

.modal-avatar-box {
  background: var(--bg-gradient-onyx);
  width: max-content;
  border-radius: 14px;
  margin-bottom: 15px;
  box-shadow: var(--shadow-2);
}

.modal-img-wrapper > img { display: none; }

.modal-title { margin-bottom: 0; }

.modal-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}

.modal-content time {
  font-size: var(--fs-6);
  color: var(--light-gray-70);
  font-weight: var(--fw-300);
  margin-bottom: 10px;
}

.modal-content p {
  color: var(--light-gray);
  font-size: var(--fs-6);
  font-weight: var(--fw-300);
  line-height: 1.6;
}

.modal-visit-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  background: hsl(30, 12%, 94%);
  border: 1px solid hsl(30, 8%, 80%);
  border-radius: 8px;
  color: hsl(30, 5%, 38%);
  font-size: var(--fs-7);
  font-weight: var(--fw-400);
  text-decoration: none;
  transition: var(--transition-1);
}

.modal-visit-btn:hover {
  background: var(--orange-yellow-crayola);
  border-color: var(--orange-yellow-crayola);
  color: #fff;
}

.modal-visit-btn[href="#"] { display: none; }


/**
 * #clients 
 */

.clients { margin-bottom: 15px; }

.clients-list {
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
  gap: 15px;
  margin: 0 -15px;
  padding: 25px;
  padding-bottom: 25px;
  overflow-x: auto;
  scroll-behavior: smooth;
  overscroll-behavior-inline: contain;
  scroll-snap-type: inline mandatory;
  scroll-padding-inline: 25px;
}

.clients-item {
  min-width: 50%;
  scroll-snap-align: start;
}

.clients-item img {
  width: 100%;
  filter: grayscale(1);
  transition: var(--transition-1);
}

.clients-item img:hover { filter: grayscale(0); }



/*-----------------------------------*\
  #RESUME
\*-----------------------------------*/

.article-title { margin-bottom: 30px; }


/**
 * education and experience 
 */

.timeline { margin-bottom: 30px; }

.timeline .title-wrapper {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 25px;
}

.timeline-list {
  font-size: var(--fs-6);
  margin-left: 45px;
}

.timeline-item { position: relative; }

.timeline-item:not(:last-child) { margin-bottom: 20px; }

.timeline-item-title {
  font-size: var(--fs-6);
  line-height: 1.3;
  margin-bottom: 7px;
}

.timeline-list span {
  color: var(--vegas-gold);
  font-weight: var(--fw-400);
  line-height: 1.6;
}

.timeline-item:not(:last-child)::before {
  content: "";
  position: absolute;
  top: -25px;
  left: -30px;
  width: 1px;
  height: calc(100% + 50px);
  background: var(--jet);
}

.timeline-item::after {
  content: "";
  position: absolute;
  top: 5px;
  left: -33px;
  height: 6px;
  width: 6px;
  background: var(--text-gradient-yellow);
  border-radius: 50%;
  box-shadow: 0 0 0 4px var(--jet);
}

.timeline-text {
  color: var(--light-gray);
  font-weight: var(--fw-300);
  line-height: 1.6;
}


/**
 * skills 
 */

.skills-title { margin-bottom: 20px; }

.skills-list { padding: 20px; }


.skills-item:not(:last-child) { margin-bottom: 15px; }

.skill .title-wrapper {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 8px;
}

.skill .title-wrapper data {
  color: var(--light-gray);
  font-size: var(--fs-7);
  font-weight: var(--fw-300);
}

.skill-progress-bg {
  background: var(--jet);
  width: 100%;
  height: 8px;
  border-radius: 10px;
}

.skill-progress-fill {
  background: var(--text-gradient-yellow);
  height: 100%;
  border-radius: inherit;
}





/*-----------------------------------*\
  #PORTFOLIO
\*-----------------------------------*/

.filter-list { display: none; }

.filter-select-box {
  position: relative;
  margin-bottom: 25px;
}

.filter-select {
  background: var(--eerie-black-2);
  color: var(--light-gray);
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--jet);
  border-radius: 14px;
  font-size: var(--fs-6);
  font-weight: var(--fw-300);
}

.filter-select.active .select-icon { transform: rotate(0.5turn); }

.select-list {
  background: var(--eerie-black-2);
  position: absolute;
  top: calc(100% + 6px);
  width: 100%;
  padding: 6px;
  border: 1px solid var(--jet);
  border-radius: 14px;
  z-index: 2;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: 0.15s ease-in-out;
}

.filter-select.active + .select-list {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}

.select-item button {
  background: var(--eerie-black-2);
  color: var(--light-gray);
  font-size: var(--fs-6);
  font-weight: var(--fw-300);
  text-transform: capitalize;
  width: 100%;
  padding: 8px 10px;
  border-radius: 8px;
}

.select-item button:hover { --eerie-black-2: hsl(240, 2%, 20%); }

.project-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  margin-bottom: 10px;
}

.project-item { display: none; }

.project-item.active {
  display: block;
  animation: scaleUp 0.25s ease forwards;
}

@keyframes scaleUp {
  0% { transform: scale(0.5); }
  100% { transform: scale(1); }
}

.project-item > a,
.project-item > button { width: 100%; }

.project-img {
  position: relative;
  width: 100%;
  height: 200px;
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 15px;
}

.project-img::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: transparent;
  z-index: 1;
  transition: var(--transition-1);
}

.project-item > a:hover .project-img::before,
.project-item > button:hover .project-img::before { background: hsla(0, 0%, 0%, 0.5); }

.project-item-icon-box {
  --scale: 0.8;

  background: var(--jet);
  color: var(--orange-yellow-crayola);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(var(--scale));
  font-size: 20px;
  padding: 18px;
  border-radius: 12px;
  opacity: 0;
  z-index: 1;
  transition: var(--transition-1);
}

.project-item > a:hover .project-item-icon-box,
.project-item > button:hover .project-item-icon-box {
  --scale: 1;
  opacity: 1;
}

.project-item-icon-box ion-icon { --ionicon-stroke-width: 50px; }

.project-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-1);
}

.project-item > a:hover img,
.project-item > button:hover img { transform: scale(1.1); }

.project-title,
.project-category { margin-left: 10px; }

.project-title {
  color: var(--white-2);
  font-size: var(--fs-5);
  font-weight: var(--fw-400);
  text-transform: capitalize;
  line-height: 1.3;
}

.project-category {
  color: var(--light-gray-70);
  font-size: var(--fs-6);
  font-weight: var(--fw-300);
}





/*-----------------------------------*\
  #BLOG
\*-----------------------------------*/

.blog-posts { margin-bottom: 10px; }

.blog-posts-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.blog-post-item > a {
  position: relative;
  background: var(--border-gradient-onyx);
  height: 100%;
  box-shadow: var(--shadow-4);
  border-radius: 16px;
  z-index: 1;
}

.blog-post-item > a::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  background: var(--eerie-black-1);
  z-index: -1;
}

.blog-banner-box {
  width: 100%;
  height: 200px;
  border-radius: 12px;
  overflow: hidden;
}

.blog-banner-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-1);
}

.blog-post-item > a:hover .blog-banner-box img { transform: scale(1.1); }

.blog-content { padding: 15px; }

.blog-meta {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 7px;
  margin-bottom: 10px;
}

.blog-meta :is(.blog-category, time) {
  color: var(--light-gray-70);
  font-size: var(--fs-6);
  font-weight: var(--fw-300);
}

.blog-meta .dot {
  background: var(--light-gray-70);
  width: 4px;
  height: 4px;
  border-radius: 4px;
}

.blog-item-title {
  margin-bottom: 10px;
  line-height: 1.3;
  transition: var(--transition-1);
}

.blog-post-item > a:hover .blog-item-title { color: var(--orange-yellow-crayola); }

.blog-text {
  color: var(--light-gray);
  font-size: var(--fs-6);
  font-weight: var(--fw-300);
  line-height: 1.6;
}





/*-----------------------------------*\
  #CONTACT
\*-----------------------------------*/

.mapbox {
  position: relative;
  height: 250px;
  width: 100%;
  border-radius: 16px;
  margin-bottom: 30px;
  border: 1px solid var(--jet);
  overflow: hidden;
}

#amap-container {
  width: 100%;
  height: 100%;
  border: none;
}

.contact-form { margin-bottom: 10px; }

.form-title { margin-bottom: 20px; }

.input-wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: 25px;
  margin-bottom: 25px;
}

.form-input {
  color: var(--white-2);
  font-size: var(--fs-6);
  font-weight: var(--fw-400);
  padding: 13px 20px;
  border: 1px solid var(--jet);
  border-radius: 14px;
  outline: none;
}

.form-input::placeholder { font-weight: var(--fw-500); }

.form-input:focus { border-color: var(--orange-yellow-crayola); }

textarea.form-input {
  min-height: 100px;
  height: 120px;
  max-height: 200px;
  resize: vertical;
  margin-bottom: 25px;
}

textarea.form-input::-webkit-resizer { display: none; }

.form-input:focus:invalid { border-color: var(--bittersweet-shimmer); }

.form-btn {
  position: relative;
  width: 100%;
  background: var(--border-gradient-onyx);
  color: var(--orange-yellow-crayola);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  padding: 13px 20px;
  border-radius: 14px;
  font-size: var(--fs-6);
  text-transform: capitalize;
  box-shadow: var(--shadow-3);
  z-index: 1;
  transition: var(--transition-1);
}

.form-btn::before {
  content: "";
  position: absolute;
  inset: 1px;
  background: var(--bg-gradient-jet);
  border-radius: inherit;
  z-index: -1;
  transition: var(--transition-1);
}

.form-btn ion-icon { font-size: 16px; }

.form-btn:hover { background: var(--bg-gradient-yellow-1); }

.form-btn:hover::before { background: var(--bg-gradient-yellow-2); }

.form-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.form-btn:disabled:hover { background: var(--border-gradient-onyx); }

.form-btn:disabled:hover::before { background: var(--bg-gradient-jet); }





/*-----------------------------------*\
  #RESPONSIVE
\*-----------------------------------*/

/**
 * responsive larger than 450px screen
 */

@media (min-width: 450px) {

  /**
   * client
   */

  .clients-item { min-width: calc(33.33% - 10px); }



  /**
   * #PORTFOLIO, BLOG 
   */

  .project-img,
  .blog-banner-box { height: auto; }

}





/**
 * responsive larger than 580px screen
 */

@media (min-width: 580px) {

  /**
   * CUSTOM PROPERTY
   */

  :root {

    /**
     * typography
     */

    --fs-1: 32px;
    --fs-2: 24px;
    --fs-3: 26px;
    --fs-4: 18px;
    --fs-6: 15px;
    --fs-7: 15px;
    --fs-8: 12px;

  }



  /**
   * #REUSED STYLE
   */

  .sidebar, article {
    width: 520px;
    margin-inline: auto;
    padding: 30px;
  }

  .article-title {
    font-weight: var(--fw-600);
    padding-bottom: 15px;
  }

  .article-title::after {
    width: 40px;
    height: 5px;
  }

  .icon-box {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    font-size: 18px;
  }



  /**
   * #MAIN
   */

  main {
    margin-top: 60px;
    margin-bottom: 100px;
  }



  /**
   * #SIDEBAR
   */

  .sidebar {
    max-height: 180px;
    margin-bottom: 30px;
  }

  .sidebar.active { max-height: 584px; }

  .sidebar-info { gap: 25px; }

  .avatar-box { border-radius: 30px; }

  .avatar-box img { width: 120px; }

  .info-content .name { margin-bottom: 15px; }

  .info-content .title { padding: 5px 18px; }

  .info_more-btn {
    top: -30px;
    right: -30px;
    padding: 10px 15px;
  }

  .info_more-btn span {
    display: block;
    font-size: var(--fs-8);
  }

  .info_more-btn ion-icon { display: none; }

  .separator { margin: 32px 0; }

  .contacts-list { gap: 20px; }

  .contact-info {
    max-width: calc(100% - 64px);
    width: calc(100% - 64px);
  }



  /**
   * #NAVBAR
   */

  .navbar { border-radius: 20px 20px 0 0; }

  .navbar-list { gap: 20px; }

  .navbar-link { --fs-8: 14px; }



  /**
   * #ABOUT
   */

  .about .article-title { margin-bottom: 20px; }

  .about-text { margin-bottom: 40px; }

  /* service */

  .service-item {
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    gap: 18px;
    padding: 30px;
  }

  .service-icon-box {
    margin-bottom: 0;
    margin-top: 5px;
  }

  .service-content-box { text-align: left; }

  /* testimonials */

  .testimonials-title { margin-bottom: 25px; }

  .testimonials-list {
    gap: 30px;
    margin: 0 -30px;
    padding: 30px;
    padding-bottom: 35px;
  }

  .content-card {
    padding: 30px;
    padding-top: 25px;
  }

  .testimonials-avatar-box {
    transform: translate(30px, -30px);
    border-radius: 20px;
  }

  .testimonials-avatar-box img { width: 80px; }

  .testimonials-item-title {
    margin-bottom: 10px;
    margin-left: 95px;
  }

  .testimonials-text {
    line-clamp: 2;
    -webkit-line-clamp: 2;
  }

  /* testimonials modal */

  .modal-container { padding: 20px; }

  .testimonials-modal {
    display: flex;
    justify-content: flex-start;
    align-items: stretch;
    gap: 25px;
    padding: 30px;
    border-radius: 20px;
  }

  .modal-img-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .modal-avatar-box {
    border-radius: 18px;
    margin-bottom: 0;
  }

  .modal-avatar-box img { width: 65px; }

  .modal-img-wrapper > img {
    display: block;
    flex-grow: 1;
    width: 35px;
  }

  /* clients */

  .clients-list {
    gap: 50px;
    margin: 0 -30px;
    padding: 45px;
    scroll-padding-inline: 45px;
  }

  .clients-item { min-width: calc(33.33% - 35px); }



  /**
   * #RESUME
   */

  .timeline-list { margin-left: 65px; }

  .timeline-item:not(:last-child)::before { left: -40px; }

  .timeline-item::after {
    height: 8px;
    width: 8px;
    left: -43px;
  }

  .skills-item:not(:last-child) { margin-bottom: 25px; }



  /**
   * #PORTFOLIO, BLOG
   */

  .project-img, .blog-banner-box { border-radius: 16px; }

  .blog-posts-list { gap: 30px; }

  .blog-content { padding: 25px; }



  /**
   * #CONTACT
   */

  .mapbox {
    height: 380px;
    border-radius: 18px;
  }

  .input-wrapper {
    gap: 30px;
    margin-bottom: 30px;
  }

  .form-input { padding: 15px 20px; }

  textarea.form-input { margin-bottom: 30px; }

  .form-btn {
    --fs-6: 16px;
    padding: 16px 20px;
  }

  .form-btn ion-icon { font-size: 18px; }

}





/**
 * responsive larger than 768px screen
 */

@media (min-width: 768px) {

  /**
   * REUSED STYLE
   */

  .sidebar, article { width: 700px; }

  .has-scrollbar::-webkit-scrollbar-button { width: 100px; }



  /**
   * SIDEBAR
   */

  .contacts-list {
    grid-template-columns: 1fr 1fr;
    gap: 30px 15px;
  }



  /**
   * NAVBAR
   */

  .navbar-link { --fs-8: 15px; }



  /**
   * ABOUT
   */

  /* testimonials modal */

  .testimonials-modal {
    gap: 35px;
    max-width: 680px;
  }

  .modal-avatar-box img { width: 80px; }



  /**
   * PORTFOLIO
   */

  .article-title { padding-bottom: 20px; }

  .filter-select-box { display: none; }

  .filter-list {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 25px;
    padding-left: 5px;
    margin-bottom: 30px;
  }

  .filter-item button {
    color: var(--light-gray);
    font-size: var(--fs-5);
    transition: var(--transition-1);
  }

  .filter-item button:hover { color: var(--light-gray-70); }

  .filter-item button.active { color: var(--orange-yellow-crayola); }

  /* portfolio and blog grid */

  .project-list, .blog-posts-list { grid-template-columns: 1fr 1fr; }



  /**
   * CONTACT
   */

  .input-wrapper { grid-template-columns: 1fr 1fr; }

  .form-btn {
    width: max-content;
    margin-left: auto;
  }
  
}





/**
 * responsive larger than 1024px screen
 */

@media (min-width: 1024px) {

  /**
   * CUSTOM PROPERTY
   */

  :root {

    /**
    * shadow
    */

    --shadow-1: -4px 8px 24px hsla(0, 0%, 0%, 0.125);
    --shadow-2: 0 16px 30px hsla(0, 0%, 0%, 0.125);
    --shadow-3: 0 16px 40px hsla(0, 0%, 0%, 0.125);

  }



  /**
   * REUSED STYLE
   */

  .sidebar, article {
    width: 950px;
    box-shadow: var(--shadow-5);
  }



  /**
   * MAIN 
   */

  main { margin-bottom: 60px; }

  .main-content {
    position: relative;
    width: max-content;
    margin: auto;
  }



  /**
   * NAVBAR
   */

  .navbar {
    position: absolute;
    bottom: auto;
    top: 0;
    left: auto;
    right: 0;
    width: max-content;
    border-radius: 0 20px;
    padding: 0 20px;
    box-shadow: none;
  }

  .navbar-list {
    gap: 30px;
    padding: 0 20px;
  }

  .navbar-link { font-weight: var(--fw-500); }



  /**
   * ABOUT
   */

  /* service */

  .service-list {
    grid-template-columns: 1fr 1fr;
    gap: 20px 25px;
  }

  /* testimonials */

  .testimonials-item { min-width: calc(50% - 15px); }

  /* clients */

  .clients-item { min-width: calc(25% - 38px); }



  /**
   * PORTFOLIO
   */

  .project-list { grid-template-columns: repeat(3, 1fr); }



  /**
   * BLOG
   */

  .blog-banner-box { height: 230px; }

}





/**
 * responsive larger than 1250px screen
 */

@media (min-width: 1250px) {

  /**
   * RESET
   */

  body::-webkit-scrollbar { width: 20px; }

  body::-webkit-scrollbar-track { background: var(--smoky-black); }

  body::-webkit-scrollbar-thumb {
    border: 5px solid var(--smoky-black);
    background: hsla(0, 0%, 100%, 0.1);
    border-radius: 20px;
    box-shadow: inset 1px 1px 0 hsla(0, 0%, 100%, 0.11),
                inset -1px -1px 0 hsla(0, 0%, 100%, 0.11);
  }

  body::-webkit-scrollbar-thumb:hover { background: hsla(0, 0%, 100%, 0.15); }

  body::-webkit-scrollbar-button { height: 60px; }



  /**
   * REUSED STYLE
   */

  .sidebar, article { width: auto; }

  article { min-height: 100%; }



  /**
   * MAIN
   */

  main {
    max-width: 1200px;
    margin-inline: auto;
    display: flex;
    justify-content: center;
    align-items: stretch;
    gap: 25px;
  }

  .main-content {
    min-width: 75%;
    width: 75%;
    margin: 0;
  }



  /**
   * SIDEBAR
   */

  .sidebar {
    position: sticky;
    top: 60px;
    max-height: max-content;
    height: 100%;
    margin-bottom: 0;
    padding-top: 60px;
    z-index: 1;
  }

  .sidebar-info { flex-direction: column; }

  .avatar-box img { width: 150px; }

  .info-content .name {
    white-space: nowrap;
    text-align: center;
  }

  .info-content .title { margin: auto; }

  .info_more-btn { display: none; }

  .sidebar-info_more {
    opacity: 1;
    visibility: visible;
  }

  .contacts-list { grid-template-columns: 1fr; }

  .contact-info :is(.contact-link) {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .contact-info :is(.contact-link, time, address) {
    --fs-7: 14px;
    font-weight: var(--fw-300);
  }

  .separator:last-of-type {
    margin: 15px 0;
    opacity: 0;
  }

  .social-list { justify-content: center; }



  /**
	 * RESUME
	 */

  .timeline-text { max-width: 700px; }

}


/*-----------------------------------*\
  #BLOG MODAL
  追加到 style.css 末尾
\*-----------------------------------*/

/* ── Overlay ── */
.blog-modal-overlay {
  position: fixed;
  inset: 0;
  background: hsla(0, 0%, 0%, 0.7);
  z-index: 20;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.blog-modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

/* ── Modal container ── */
.blog-modal-container {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -48%);
  width: min(780px, 94vw);
  max-height: 88vh;
  background: var(--eerie-black-2);
  border-radius: 20px;
  box-shadow: var(--shadow-5);
  z-index: 21;
  opacity: 0;
  pointer-events: none;
  overflow: hidden;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.blog-modal-container.active {
  opacity: 1;
  pointer-events: all;
  transform: translate(-50%, -50%);
}

/* ── Scrollable inner ── */
.blog-modal-inner {
  height: 100%;
  max-height: 88vh;
  overflow-y: auto;
  padding: 30px 32px 40px;
  scrollbar-width: thin;
  scrollbar-color: var(--jet) transparent;
}

.blog-modal-inner::-webkit-scrollbar { width: 5px; }
.blog-modal-inner::-webkit-scrollbar-track { background: transparent; }
.blog-modal-inner::-webkit-scrollbar-thumb { background: var(--jet); border-radius: 10px; }

/* ── Header ── */
.blog-modal-header { margin-bottom: 20px; }

.blog-modal-title {
  color: var(--white-2);
  font-size: var(--fs-1);
  margin-bottom: 10px;
  line-height: 1.3;
}

.blog-modal-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--light-gray-70);
  font-size: var(--fs-7);
}

.blog-modal-category {
  color: var(--orange-yellow-crayola);
  font-size: var(--fs-7);
  font-weight: var(--fw-500);
}

.blog-modal-location {
  display: flex;
  align-items: center;
  gap: 4px;
}

.blog-modal-location ion-icon { font-size: 14px; color: var(--vegas-gold); }

.blog-modal-summary {
  color: var(--light-gray);
  font-size: var(--fs-6);
  line-height: 1.7;
  border-left: 3px solid var(--orange-yellow-crayola);
  padding-left: 14px;
  margin-top: 4px;
}

/* ── Thumbnail ── */
.blog-modal-thumb {
  width: 100%;
  border-radius: 14px;
  overflow: hidden;
  margin-bottom: 28px;
  background: var(--onyx);
}

.blog-modal-thumb img {
  width: 100%;
  height: auto;
  max-height: 340px;
  object-fit: cover;
  display: block;
}

/* ── Body content blocks ── */
.blog-modal-body { color: var(--light-gray); font-size: var(--fs-6); line-height: 1.8; }

.bm-text { margin-bottom: 16px; }

.bm-heading {
  color: var(--white-2);
  font-size: var(--fs-3);
  font-weight: var(--fw-600);
  margin: 28px 0 12px;
  position: relative;
  padding-left: 16px;
}

.bm-heading::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 70%;
  background: var(--orange-yellow-crayola);
  border-radius: 2px;
}

.bm-image {
  margin: 20px 0;
  border-radius: 12px;
  overflow: hidden;
  background: var(--onyx);
}

.bm-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.bm-image figcaption {
  padding: 8px 12px;
  font-size: var(--fs-8);
  color: var(--light-gray-70);
  text-align: center;
  font-style: italic;
}

.bm-list {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bm-list li {
  padding-left: 20px;
  position: relative;
}

.bm-list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--orange-yellow-crayola);
}

.bm-code {
  background: var(--onyx);
  border-radius: 10px;
  padding: 16px 20px;
  overflow-x: auto;
  font-size: var(--fs-8);
  color: var(--white-2);
  margin-bottom: 16px;
  font-family: 'Courier New', monospace;
}

/* ── External link button ── */
.blog-modal-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 28px;
  padding: 5px 14px;
  background: hsl(30, 12%, 94%);
  border: 1px solid hsl(30, 8%, 80%);
  border-radius: 8px;
  color: hsl(30, 5%, 38%);
  font-size: var(--fs-7);
  font-weight: var(--fw-400);
  text-decoration: none;
  transition: var(--transition-1);
}

.blog-modal-link:hover {
  background: var(--orange-yellow-crayola);
  border-color: var(--orange-yellow-crayola);
  color: #fff;
}

/* ── Blog card cursor ── */
.blog-post-item[data-blog-id] { cursor: pointer; }

/* ── Responsive ── */
@media (max-width: 580px) {
  .blog-modal-inner { padding: 22px 18px 32px; }
  .blog-modal-title { font-size: var(--fs-2); }
  .blog-modal-thumb img { max-height: 200px; }
}

/* ── Portfolio Modal ── */
.overlay-port{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.75);z-index:1000;opacity:0;transition:opacity .3s}
.overlay-port.port-active{display:block;opacity:1}
.modal-port-container{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(.92);background:var(--eerie-black-2);border-radius:14px;max-width:720px;width:92%;max-height:85vh;overflow:hidden;z-index:1001;opacity:0;border:1px solid var(--jet);transition:all .3s cubic-bezier(.4,0,.2,1)}
.modal-port-container.port-active{display:block;opacity:1;transform:translate(-50%,-50%) scale(1)}

/* ── Portfolio scrollable inner ── */
.modal-port-inner{height:100%;max-height:85vh;overflow-y:auto;padding:30px 32px 40px;scrollbar-width:thin;scrollbar-color:var(--jet) transparent}
.modal-port-inner::-webkit-scrollbar{width:5px}
.modal-port-inner::-webkit-scrollbar-track{background:transparent}
.modal-port-inner::-webkit-scrollbar-thumb{background:var(--jet);border-radius:10px}

/* ── Unified detail close button (Blog & Portfolio) ── */
.detail-modal-close-btn{position:absolute;top:15px;right:15px;background:var(--jet);border:none;border-radius:50%;width:36px;height:36px;display:flex;align-items:center;justify-content:center;color:var(--white-2);font-size:20px;cursor:pointer;z-index:2;transition:background .2s}
.detail-modal-close-btn:hover{background:var(--orange-yellow-crayola);color:var(--smoky-black)}
.modal-thumb-port{width:100%;max-height:320px;object-fit:cover;border-radius:10px;margin-bottom:1rem;border:1px solid var(--jet)}
.modal-title-port{margin:0 0 .4rem;font-size:1.35rem;color:var(--orange-yellow-crayola)}
.modal-meta-port{margin-bottom:1.2rem}
.tag-port{display:inline-block;padding:.2rem .65rem;border-radius:99px;font-size:.75rem;background:var(--onyx);color:var(--orange-yellow-crayola);font-weight:600;text-transform:uppercase}
.modal-summary-port{margin:.5rem 0 0;font-size:.9rem;color:var(--light-gray);line-height:1.5}
.modal-body-port{line-height:1.65;color:var(--light-gray);font-size:.95rem}
.port-modal-text{margin:.8rem 0}
.port-modal-heading{margin:1.5rem 0 .6rem;font-size:1.15rem;color:var(--orange-yellow-crayola);border-bottom:1px solid var(--jet);padding-bottom:.3rem}
.port-modal-figure{margin:1rem 0;border-radius:12px;overflow:hidden;background:var(--onyx)}
.port-modal-figure img{width:100%;height:auto;display:block;object-fit:cover;border-radius:12px}
.port-modal-figure figcaption{padding:8px 12px;font-size:.82rem;color:var(--light-gray-70);text-align:center;font-style:italic}
.port-modal-list{padding-left:1.5rem;margin:.6rem 0}
.port-modal-list li{margin-bottom:.35rem}
.btn-port{display:inline-block;margin-top:1.5rem;padding:.6rem 1.3rem;background:var(--orange-yellow-crayola);color:var(--smoky-black);text-decoration:none;border-radius:8px;font-weight:600;font-size:.9rem;transition:opacity .15s}
.btn-port:hover{opacity:.85}

/*-----------------------------------*\
  #FOOTER
\*-----------------------------------*/

.footer {
  text-align: center;
  padding: 24px 20px;
  margin-top: 20px;
  border-top: 1px solid var(--jet);
}

.footer a {
  color: var(--light-gray-70);
  font-size: var(--fs-8);
  font-weight: var(--fw-300);
  text-decoration: none;
  transition: color 0.25s ease;
  letter-spacing: 0.3px;
}

.footer a:hover {
  color: var(--orange-yellow-crayola);
}

/*-----------------------------------*\
  #SKELETON LOADING
\*-----------------------------------*/

.skeleton .sk-line {
  background: var(--jet);
  border-radius: 4px;
  height: 14px;
  margin: 6px 0;
  animation: shimmer 1.2s infinite;
  width: 100%;
}

.skeleton .w100 { width: 100%; }
.skeleton .w90  { width: 90%; }
.skeleton .w80  { width: 80%; }
.skeleton .w60  { width: 60%; }
.skeleton .w50  { width: 50%; }
.skeleton .w40  { width: 40%; }
.skeleton .w30  { width: 30%; }

@keyframes shimmer {
  0%   { opacity: 0.4; }
  50%  { opacity: 0.8; }
  100% { opacity: 0.4; }
}

/*-----------------------------------*\
  #IMAGE ASPECT-RATIO LOCK
\*-----------------------------------*/

.blog-banner-box img,
.project-img img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  width: 100%;
}

/*-----------------------------------*\
  #SEARCH BOX
\*-----------------------------------*/

.search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--eerie-black-1);
  border: 1px solid var(--jet);
  border-radius: 14px;
  padding: 10px 16px;
  margin-bottom: 20px;
}

.search-box ion-icon {
  color: var(--light-gray-70);
  font-size: 18px;
  flex-shrink: 0;
}

.search-box .form-input {
  border: none;
  padding: 0;
  background: none;
  color: var(--white-2);
  font-size: var(--fs-6);
  width: 100%;
  outline: none;
}

.search-box .form-input::placeholder {
  color: var(--light-gray-70);
}

/*-----------------------------------*\
  #THEME TOGGLE
\*-----------------------------------*/

.theme-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  color: var(--light-gray);
  font-size: 20px;
  cursor: pointer;
  border-radius: 8px;
  margin-left: 16px;
  transition: background var(--transition-1), color var(--transition-1);
}

.theme-toggle-btn:hover {
  background: var(--onyx);
  color: var(--orange-yellow-crayola);
}

.theme-toggle-btn ion-icon {
  transition: transform 0.3s ease;
}

.theme-toggle-btn:active ion-icon {
  transform: rotate(360deg);
}

/* Light theme */
[data-theme="light"] {
  /* 背景层 */
  --smoky-black: #f7f5f2;          /* 页面底色：温暖米白 */
  --eerie-black-1: #ffffff;        /* 卡片内层 */
  --eerie-black-2: #fdfcfa;        /* 卡片外层 */
  --onyx: #f0ede8;                 /* 次级背景 */
  --jet: #e5e0d8;                  /* 分割线/边框 */

  /* 文字 */
  --white-1: #1a1a1a;
  --white-2: #2d2d2d;
  --light-gray: #6b6560;
  --light-gray-70: rgba(107, 101, 96, 0.7);

  /* 强调色 — Claude 橙 */
  --orange-yellow-crayola: hsl(28, 85%, 52%);
  --vegas-gold: hsl(28, 60%, 45%);
  --text-gradient-yellow: linear-gradient(to right, hsl(28,85%,50%), hsl(20,80%,48%));

  /* 渐变 */
  --bg-gradient-onyx: linear-gradient(to bottom right, hsl(30, 10%, 88%) 3%, hsl(30, 8%, 92%) 97%);
  --bg-gradient-jet: linear-gradient(to bottom right, hsla(30, 10%, 85%, 0.4) 0%, hsla(30, 5%, 90%, 0) 100%), hsl(30, 8%, 95%);
  --bg-gradient-yellow-1: linear-gradient(to bottom right, hsl(28, 85%, 60%) 0%, hsla(20, 80%, 58%, 0) 50%);
  --bg-gradient-yellow-2: linear-gradient(135deg, hsla(28, 85%, 60%, 0.2) 0%, hsla(20, 80%, 58%, 0) 59.86%), hsl(30, 8%, 95%);
  --border-gradient-onyx: linear-gradient(to bottom right, hsl(30, 10%, 78%) 0%, hsla(30, 10%, 78%, 0) 50%);
}

[data-theme="light"] body { background: var(--smoky-black); }
[data-theme="light"] .sidebar,
[data-theme="light"] article {
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  border-color: var(--jet);
}
[data-theme="light"] .blog-modal-overlay { background: rgba(0,0,0,0.35); }
[data-theme="light"] .form-input { color: var(--white-2); }
[data-theme="light"] ::selection { background: hsl(28,85%,52%); color: #fff; }

[data-theme="light"] .content-card::before {
  background: var(--bg-gradient-jet);
}

[data-theme="light"] .navbar {
  background: hsla(30, 8%, 90%, 0.85);
}

[data-theme="light"] .top-navbar {
  background: hsla(30, 8%, 95%, 0.9);
  border-bottom-color: var(--jet);
}

[data-theme="light"] .top-nav-link:hover {
  background: hsla(0, 0%, 0%, 0.05);
}

[data-theme="light"] .hamburger-btn:hover {
  background: var(--onyx);
}

[data-theme="light"] .navbar-nav.open {
  background: hsla(30, 8%, 95%, 0.95);
}

/*-----------------------------------*\
  #STAGE MANAGER DOCK
\*-----------------------------------*/

.sm-dock {
  display: none;
}

@media (min-width: 1250px) {
  .sm-dock {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 12px 10px;
    position: fixed;
    top: 0;
    bottom: 0;
    left: calc((100vw - 1200px) / 2 - 312px);
    margin-top: auto;
    margin-bottom: auto;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
    overflow-x: hidden;
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    background: hsla(240, 3%, 12%, 0.72);
    border: 1px solid hsla(0, 0%, 100%, 0.06);
    border-radius: 18px;
    box-shadow: 0 8px 32px hsla(0, 0%, 0%, 0.35),
                inset 0 0.5px 0 hsla(0, 0%, 100%, 0.05);
    z-index: 10;
    scrollbar-width: thin;
    scrollbar-color: hsla(0, 0%, 100%, 0.15) transparent;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                padding 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    width: 290px;
  }
  .sm-dock::-webkit-scrollbar { width: 4px; }
  .sm-dock::-webkit-scrollbar-track { background: transparent; }
  .sm-dock::-webkit-scrollbar-thumb { background: hsla(0, 0%, 100%, 0.15); border-radius: 4px; }

  /* ── Collapsed state ── */
  .sm-dock.collapsed {
    width: 52px;
    padding: 12px 6px;
  }
  .sm-dock.collapsed .sm-thumb {
    width: 36px;
    height: 36px;
    padding: 0;
    justify-content: center;
  }
  .sm-dock.collapsed .sm-thumb-img,
  .sm-dock.collapsed .sm-thumb-label {
    display: none;
  }
  .sm-dock.collapsed .sm-thumb-icon {
    display: flex;
  }
  .sm-dock.collapsed .sm-thumb.active::before {
    top: 15%;
    height: 70%;
  }
}

/* ── Dock header ── */
.sm-dock-header {
  width: 100%;
  display: flex;
  justify-content: center;
  padding-bottom: 6px;
  border-bottom: 1px solid hsla(0, 0%, 100%, 0.06);
  margin-bottom: 4px;
}

/* ── Toggle button ── */
.sm-dock-toggle {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: var(--light-gray-70);
  cursor: pointer;
  font-size: 20px;
  transition: background 0.2s ease, color 0.2s ease;
}

.sm-dock-toggle:hover {
  background: hsla(0, 0%, 100%, 0.08);
  color: var(--white-2);
}

.sm-dock-toggle ion-icon {
  font-size: 18px;
  pointer-events: none;
}

/* ── Toggle tooltip ── */
.sm-dock-toggle-tip {
  position: absolute;
  left: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%);
  background: hsla(240, 3%, 18%, 0.95);
  color: var(--white-2);
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  padding: 5px 10px;
  border-radius: 8px;
  border: 1px solid hsla(0, 0%, 100%, 0.08);
  box-shadow: 0 4px 12px hsla(0, 0%, 0%, 0.3);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.15s ease, visibility 0.15s ease;
  z-index: 20;
}

.sm-dock.collapsed .sm-dock-toggle-tip {
  left: calc(100% + 8px);
}

.sm-dock-toggle:hover .sm-dock-toggle-tip {
  opacity: 1;
  visibility: visible;
}

/* ── Thumbnail card ── */
.sm-thumb {
  width: 270px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 4px 4px 6px;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: var(--light-gray-70);
  cursor: pointer;
  position: relative;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              background 0.25s ease,
              box-shadow 0.25s ease,
              width 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              height 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              padding 0.3s ease;
}

.sm-thumb:hover {
  background: hsla(0, 0%, 100%, 0.06);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px hsla(0, 0%, 0%, 0.25);
  color: var(--white-2);
}

.sm-thumb.active {
  background: hsla(0, 0%, 100%, 0.08);
  box-shadow: 0 0 0 1.5px var(--orange-yellow-crayola);
  color: var(--orange-yellow-crayola);
}

.sm-thumb.active:hover {
  background: hsla(0, 0%, 100%, 0.12);
  box-shadow: 0 0 0 1.5px var(--orange-yellow-crayola),
              0 4px 12px hsla(0, 0%, 0%, 0.25);
}

.sm-thumb.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  width: 3px;
  height: 60%;
  background: var(--orange-yellow-crayola);
  border-radius: 0 3px 3px 0;
}

/* ── Collapsed icon-only mode ── */
.sm-thumb-icon {
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: inherit;
  pointer-events: none;
}

/* ── Image container ── */
.sm-thumb-img {
  width: 100%;
  height: 188px;
  border-radius: inherit;
  overflow: hidden;
  position: relative;
  background: hsla(0, 0%, 0%, 0.2);
}

.sm-thumb-img img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  border-radius: inherit;
}

.sm-thumb-fallback {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 28px;
  color: var(--light-gray-70);
  pointer-events: none;
}

/* ── Label ── */
.sm-thumb-label {
  font-size: 10px;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: 0.2px;
  margin-top: 5px;
  text-align: center;
  white-space: nowrap;
  pointer-events: none;
  color: inherit;
}

/* ── Light theme — dock ── */
[data-theme="light"] .sm-dock {
  background: hsla(30, 10%, 95%, 0.78);
  border-color: hsla(0, 0%, 0%, 0.06);
  box-shadow: 0 8px 32px hsla(0, 0%, 0%, 0.08),
              inset 0 0.5px 0 hsla(0, 0%, 100%, 0.6);
}

[data-theme="light"] .sm-dock-header {
  border-bottom-color: hsla(0, 0%, 0%, 0.06);
}

[data-theme="light"] .sm-thumb:hover {
  background: hsla(0, 0%, 0%, 0.04);
  box-shadow: 0 4px 12px hsla(0, 0%, 0%, 0.08);
}

[data-theme="light"] .sm-thumb.active {
  background: hsla(0, 0%, 0%, 0.05);
}

[data-theme="light"] .sm-thumb.active:hover {
  background: hsla(0, 0%, 0%, 0.08);
}

[data-theme="light"] .sm-thumb-img {
  background: hsla(0, 0%, 0%, 0.05);
}

[data-theme="light"] .sm-dock-toggle:hover {
  background: hsla(0, 0%, 0%, 0.06);
}

[data-theme="light"] .sm-dock-toggle-tip {
  background: hsla(0, 0%, 100%, 0.95);
  border-color: hsla(0, 0%, 0%, 0.08);
  box-shadow: 0 4px 12px hsla(0, 0%, 0%, 0.1);
  color: var(--white-2);
}

/* ── Prevent dock from going off-screen when viewport is narrow ── */
@media (min-width: 1250px) and (max-width: 1380px) {
  .sm-dock {
    left: 12px;
  }
}


/*-----------------------------------*\
  #MOBILE FAB & PANEL
\*-----------------------------------*/

/* ── FAB button ── */
.sm-fab {
  position: fixed;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border: 1px solid hsla(0, 0%, 100%, 0.06);
  border-radius: 16px;
  background: hsla(240, 3%, 12%, 0.72);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-shadow: 0 8px 32px hsla(0, 0%, 0%, 0.35),
              inset 0 0.5px 0 hsla(0, 0%, 100%, 0.05);
  color: var(--light-gray-70);
  font-size: 22px;
  cursor: pointer;
  z-index: 50;
  border: none;
  outline: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: none;
  user-select: none;
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.sm-fab:hover,
.sm-fab.panel-open {
  background: hsla(240, 3%, 16%, 0.85);
  color: var(--white-2);
}

.sm-fab.panel-open {
  box-shadow: 0 0 0 1.5px var(--orange-yellow-crayola),
              0 8px 32px hsla(0, 0%, 0%, 0.35);
  color: var(--orange-yellow-crayola);
}

.sm-fab ion-icon {
  pointer-events: none;
}

/* ── FAB panel ── */
.sm-fab-panel {
  position: fixed;
  display: flex;
  flex-direction: column;
  background: hsla(240, 3%, 12%, 0.82);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid hsla(0, 0%, 100%, 0.06);
  border-radius: 18px;
  box-shadow: 0 8px 32px hsla(0, 0%, 0%, 0.35),
              inset 0 0.5px 0 hsla(0, 0%, 100%, 0.05);
  padding: 12px;
  z-index: 49;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: scale(0.92) translateY(8px);
  transform-origin: bottom right;
  transition: opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1),
              visibility 0.2s ease,
              transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.sm-fab-panel.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: scale(1) translateY(0);
}

/* ── 2×2 grid ── */
.sm-fab-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  max-height: 220px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: hsla(0, 0%, 100%, 0.15) transparent;
  padding: 2px;
}

.sm-fab-grid::-webkit-scrollbar { width: 3px; }
.sm-fab-grid::-webkit-scrollbar-track { background: transparent; }
.sm-fab-grid::-webkit-scrollbar-thumb { background: hsla(0, 0%, 100%, 0.15); border-radius: 3px; }

/* ── FAB grid item ── */
.sm-fab-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 90px;
  height: 80px;
  border: none;
  border-radius: 12px;
  background: transparent;
  color: var(--light-gray-70);
  cursor: pointer;
  font-size: 22px;
  transition: background 0.2s ease, color 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.sm-fab-item span {
  font-size: 11px;
  font-weight: 500;
  line-height: 1.1;
  pointer-events: none;
  color: inherit;
}

.sm-fab-item:hover {
  background: hsla(0, 0%, 100%, 0.06);
  color: var(--white-2);
}

.sm-fab-item.active {
  background: hsla(0, 0%, 100%, 0.08);
  color: var(--orange-yellow-crayola);
  box-shadow: 0 0 0 1.5px var(--orange-yellow-crayola);
}

.sm-fab-item ion-icon {
  pointer-events: none;
}

/* ── Light theme — FAB & panel ── */
[data-theme="light"] .sm-fab {
  background: hsla(30, 10%, 95%, 0.78);
  border-color: hsla(0, 0%, 0%, 0.06);
  box-shadow: 0 8px 32px hsla(0, 0%, 0%, 0.08),
              inset 0 0.5px 0 hsla(0, 0%, 100%, 0.6);
}

[data-theme="light"] .sm-fab:hover,
[data-theme="light"] .sm-fab.panel-open {
  background: hsla(30, 10%, 92%, 0.9);
}

[data-theme="light"] .sm-fab-panel {
  background: hsla(30, 10%, 95%, 0.85);
  border-color: hsla(0, 0%, 0%, 0.06);
  box-shadow: 0 8px 32px hsla(0, 0%, 0%, 0.08),
              inset 0 0.5px 0 hsla(0, 0%, 100%, 0.6);
}

[data-theme="light"] .sm-fab-item:hover {
  background: hsla(0, 0%, 0%, 0.04);
}

[data-theme="light"] .sm-fab-item.active {
  background: hsla(0, 0%, 0%, 0.05);
}

/*-----------------------------------*\
  #SHARE PANEL
\*-----------------------------------*/

.share-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.6);
  z-index: 2000;
  opacity: 0; pointer-events: none;
  transition: opacity .25s;
}
.share-overlay.active { opacity: 1; pointer-events: auto; }

.share-panel {
  position: fixed;
  bottom: -100%;
  left: 50%;
  transform: translateX(-50%);
  width: min(420px, 96vw);
  background: var(--eerie-black-2);
  border-radius: 20px 20px 0 0;
  z-index: 2001;
  padding: 24px;
  transition: bottom .3s cubic-bezier(.4,0,.2,1);
  box-shadow: 0 -8px 40px rgba(0,0,0,.5);
  color: var(--white-1);
}
.share-panel.active { bottom: 0; }

.share-panel-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 18px;
}
.share-panel-title { font-size: 1rem; font-weight: 600; }
.share-panel-close {
  background: none; border: none; cursor: pointer;
  color: var(--light-gray); font-size: 1.4rem; line-height: 1;
}

.share-preview-card {
  display: flex; gap: 12px; align-items: flex-start;
  background: var(--eerie-black-1);
  border-radius: 10px; padding: 12px;
  margin-bottom: 20px;
}
.share-preview-thumb {
  width: 72px; height: 72px;
  object-fit: cover; border-radius: 6px; flex-shrink: 0;
}
.share-preview-title   { font-size: .85rem; font-weight: 600; margin-bottom: 4px; }
.share-preview-summary { font-size: .75rem; color: var(--light-gray); line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.share-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.share-action-btn {
  flex: 1; min-width: 90px;
  display: flex; align-items: center; justify-content: center; gap: 5px;
  padding: 10px 8px;
  background: var(--eerie-black-1);
  border: 1px solid var(--jet);
  border-radius: 8px; cursor: pointer;
  font-size: .8rem; color: var(--white-1);
  transition: background .2s;
}
.share-action-btn:hover { background: var(--jet); }

.share-copied-tip { font-size: .75rem; color: var(--orange-yellow-crayola);
  text-align: center; min-height: 1.2em; }

/* Modal share button */
.modal-share-btn {
  position: fixed;
  top: auto;
  bottom: 80px;
  right: 20px;
  background: var(--jet);
  border-radius: 50%;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  color: var(--light-gray);
  font-size: 1.2rem;
  z-index: 1050;
  box-shadow: var(--shadow-2);
  transition: color .2s, background .2s;
  border: none; cursor: pointer;
  line-height: 1; padding: 4px;
}
.modal-share-btn:hover { color: var(--white-1); background: var(--onyx); }

/* 桌面端恢复原位 */
@media (min-width: 580px) {
  .modal-share-btn {
    position: absolute;
    top: 14px;
    right: 52px;
    bottom: auto;
    background: none;
    border-radius: 0;
    width: auto; height: auto;
    box-shadow: none;
  }
  .modal-share-btn:hover { background: none; }
}