:root {
  --bg1: #fff;
  --bg2: #fbfbfb;
  --bg3: #f8f8f8;
  --text1: #888;
  --text2: #666;
  --text3: #444;
  --textHide: #c8c8c8;
  --border: #ececec;
  --borderText: #cbcbcb;
  --accent: #87c232;

  --maxWidth: 1200px;
  --leftCol: 330px;
}

html[data-theme="dark"] {
  --bg1: #2d2d2d;
  --bg2: #2b2b2b;
  --bg3: #2a2a2a;
  --text1: #999;
  --text2: #bbb;
  --text3: #ddd;
  --textHide: #555;
  --border: #404040;
  --borderText: #5a5a5a;
  --accent: #87c232;
}

html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,hgroup,menu,main,nav,output,ruby,section,summary,time,mark,audio,video,button,input,textarea{letter-spacing: 0.02rem;margin:0;padding:0;border:0;font-size:100%;font:inherit;vertical-align:baseline;color:inherit; box-sizing:border-box}article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,main,section{display:block}body{line-height:1}ol,ul{list-style:none}blockquote,q{quotes:none}blockquote:before,blockquote:after,q:before,q:after{content:'';content:none}table{border-collapse:collapse;border-spacing:0}a,button{text-decoration:none;cursor:pointer;background:none;line-height:1;color:inherit}strong{font-weight:500}em{font-style:italic}
@font-face {
  font-family: "Kodchasan";
  src: url("../assets/fonts/Kodchasan-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Kodchasan";
  src: url("../assets/fonts/Kodchasan-500.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
/* ========== SPINNER ========== */
#spinner{position:fixed;inset:0;background:var(--bg1);display:flex;align-items:center;justify-content:center;z-index:9000;transition:opacity 0.4s ease,visibility 0.4s ease}
.loader{width:50px;height:50px;border:4px solid var(--border);border-top:4px solid var(--accent);border-radius:50%;animation:spin 0.8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
/* ========== SCROLLBAR ========== */
::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--text1);border-radius:4px}
/* ========== POPUP ========== */
.popup{display:flex;position:fixed;visibility:hidden;opacity:0;inset:0;background:rgba(0, 0, 0, 0.9);align-items:center;justify-content:center;padding:1rem;z-index:1010}
.open.popup,.open.nav-block{visibility:visible;opacity:1;transition:opacity 0.4s ease}
.hidden.popup,.hidden.nav-block{visibility:hidden;opacity:0;transition:opacity 0.4s ease}
.popup-window{font-size:1rem;background:var(--bg1);color:var(--text1);padding:2rem;display:flex;flex-direction:column;align-items:flex-end;gap:2rem;line-height:1.8}
.popup-window b{font-weight:500}
.popup img {max-width:100%;max-height:80vh;width:auto;height:auto;margin:0 auto;border:1px solid var(--border)}
.hide-svg {position:absolute;width:0;height:0;overflow:hidden}
.hidden {visibility:hidden;opacity:0;position:absolute}

html {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  font-weight: 400;
  -webkit-text-size-adjust: 100%;
  font-size: 14px;
  height: 100%;
  overflow-y: scroll;
  scrollbar-width: thin;
  scrollbar-color: var(--text1) transparent;
  min-width: var(--leftCol);
}
h1, h2, h3 {
  font-weight: 600;
  color: var(--text2);
}
label {
  font-weight: 500;
}
.button, a, .login-btn, .send-btn {transition:color 0.4s ease, background-color 0.4s ease, border-color 0.4s ease}
.button:hover, a:hover {color:var(--accent);cursor:pointer;border-color:var(--accent)}
.button .icon, a .icon {transition:stroke 0.4s ease}
.button:hover .icon, a:hover .icon {stroke:var(--accent)}
.current {color:var(--text3);font-weight:600}
.current:hover{cursor:default;color:var(--text3)}

.icon {
  width: 1.5rem;
  height: 1.5rem;
  stroke: var(--text1);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  display: block;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  color: var(--text1);
  background-color: var(--bg1);
}

.container {
  max-width: var(--maxWidth);
  margin: 0 auto;
  width: 100%;
}

.header-container,
.footer-container {
  padding: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.header-container {
  position: relative;
}

.main {
  flex: 1;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border);
}

.header,
.footer {
  background: var(--bg3);
  transition: color 0.4s ease;
}

.footer-container {
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

.logo {
  font: 600 1.2rem/0.9 "Kodchasan", sans-serif;
  text-align: right;
}

.logo a, .logo span {
  display: inline-block;
  line-height: 0.9;
  transition: color 0.4s ease;
  text-align: right;
}

.logo i {
  visibility: hidden;
  opacity: 0;
}

.logo b {
  color: var(--accent);
  transition: color 0.4s ease;
}

.logo a:hover b {
  color: var(--text1);
}

.header-logo {
  margin-right: 1rem;
}

.link-to-main {
  position:absolute;
  right: 0.5rem;
  top: calc(100% + 0.5rem);
  z-index: 1001
}

.nav-block {
  position: absolute;
  top: calc(100% + 1px);
  right: 1rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1), 0 4px 8px rgba(0, 0, 0, 0.12);
  background: var(--bg3);
  z-index: 1002;
  padding: 1rem;
  width: 230px;
}

.nav-block, .menu {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.lang-and-logout{
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column-reverse;
  gap: 0.5rem;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
  align-items: center;
}

.logout-btn, .popup-button-open, .popup-button-close {
  border: 1px solid var(--borderText);
}

.menu a, .menu span {
  padding: 0.5rem;
  width: 100%;
  text-align: center;
}

.button {
  padding: 0.5rem;
}

.menu a::after, menu span::after {
    content: attr(data-text);
    font-weight: 600;
    height: 0;
    overflow: hidden;
    visibility: hidden;
    display: block;
}

.menu-toggle {
  margin-right: -0.5rem;
}

.theme-toggle {
  margin-left: auto;
}

.footer {
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--textHide);
}

.footer-left {
  display: flex;
  gap: 1rem;
}

.footer-links a, .footer-links span {
  display: inline-block;
  padding-bottom: 0.2rem;
  border-bottom: 1px dotted var(--borderText);
}

.popup-button-open {
  border: 1px dotted var(--borderText);
}

.footer-links span {
  border-bottom: 1px solid transparent;
}

.footer-links a {
  color: var(--textHide);
}

.footer-links a:hover {
  border-color: var(--accent);
}

.social {
  display: flex;
  gap: 0.2rem;
}

.social a {
  padding: 0.5rem;
}

.social .icon {
  stroke: none;
  fill: var(--textHide);
  transition:fill 0.4s ease
}

.social a:hover .icon {
  stroke: none;
  fill: var(--accent);
}

/* content */
.content,
.row-section,
.main-container {
  display:flex;
  flex-direction: column;
  flex: 1;
  width: 100%;
}

.left-pagesection,
.right-pagesection {
  padding: 1rem;
  line-height: 1.8;
}

.row-section__page .left-pagesection {
  background-color: var(--bg1);
  padding: 3rem 1rem 1rem;
}

.row-section__page .right-pagesection {
  background-color: var(--bg2);
  flex: 1;
  padding: 1rem 2rem;
}

.row-section__page h1,
.row-section__page h2,
.row-section__auth h2 {
  font-size: 1.5rem;
  line-height: 1;
}

.row-section__home .left-pagesection,
.row-section__auth .left-pagesection {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: flex-end;
}

.row-section__home .right-pagesection,
.row-section__auth .right-pagesection {
  flex: 1;
  display: flex;
  justify-content: center;
}

.row-section__home .section-wrapper,
.row-section__auth .section-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  width: 100%;
}

.logo__home, .logo__auth {
  font: 500 4rem/0.9 "Kodchasan", sans-serif;
  color: var(--accent);
}

.logo__auth {
  color: var(--text1);
}

.typewriter {
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  font-size: 1.2rem;
  width: 100%;
}

.code-text {
  color: var(--text1);
  font-weight: 300;
  padding-left: 1rem;
}

.brackets {
  font-weight: 500;
}

.cursor {
  animation: blink 1s step-end infinite;
  color: var(--accent);
  font-size: 1.5rem;
}
@keyframes blink {50% {opacity:0}}

.main-data {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  margin-top: 1rem
}

.main-data b {
  font-weight: 500;
}

#auth-error {
  color: deeppink;
}

#auth-text {
  text-align: center;
}

#auth-form {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  width: 100%;
  min-height: 140px;
}

#auth-password,
#contact-form input,
#contact-form textarea {
  border: 2px solid var(--border);
  height: 40px;
  width: 100%;
  padding: 5px;
  box-sizing: border-box;
  background-color: var(--bg1);
  color: var(--text1);
}

#contact-form input + label {
  margin-top: 1rem;
  display: block;
}

#contact-form textarea {
  margin-bottom: 1rem;
}

#contact-form {
  width: 100%;
  display: flex;
  flex-direction: column;
  margin-bottom: 4rem;
}

#contact-form + .main-data {
  width: 100%;
  background: var(--bg1);
  padding: 2rem;
  border-top: 1px solid var(--border);
}

#contact-form textarea {
  min-height: 100px;
  resize: vertical;
}

.agree {
  font-size: 0.75rem;
  margin-bottom: 1rem;
}

#form-status {
  color: var(--accent);
  margin-top: 10px;
}

#auth-password:focus,
#contact-form input:focus,
#contact-form textarea:focus {
  border: 2px solid var(--accent);
  outline: none;
}

#auth-password:focus::placeholder {
  color: transparent;
}

#auth-password::placeholder {
  text-align: center;
}

.login-btn, .send-btn, .pdf-button {
  border: 2px solid var(--accent);
  background-color: var(--accent);
  color: var(--bg1);
  height: 40px;
  width: 100%;
  padding: 0.5rem 1rem;
  line-height: 1;
  font-weight: 500;
  text-transform: uppercase;
}

.login-btn:hover, .send-btn:hover, .pdf-button:hover {
  color: var(--accent);
  background-color: var(--bg1);
}

.resume-about strong {
  color: var(--text2);
}

.resume-list {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 1rem;
}

.resume-list li {
  display: flex;
  flex-direction: column;
  font-weight: 500;
  color: var(--text2);
  counter-increment: item;
  position: relative;
  padding-left: 1.5rem;
  text-transform: uppercase;
}

.resume-list li::before {
  content: counter(item, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-weight: bold;
  color: var(--accent);
}

.resume-list li i {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text1);
  text-transform: none;
}

.resume-cards {
  display: flex;
  flex-direction: column;
}

.resume-cards__item {
  padding: 0 2rem 2rem;
  border-left: 2px solid var(--border);
  position: relative;
}

.resume-cards__item::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 3px;
  border: 2px solid var(--accent);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--bg1)
}

.resume-cards-alt::before {
  background: var(--bg1);
  border: 2px solid var(--text1);
}

.resume-card__year {
  font-size: 0.7rem;
}

.resume-card__org,
.resume-card__task,
.resume-cards button {
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.resume-cards__item h3 {
  font-size: 1.2rem;
}

.resume-skills,
.projects-list {
  display: flex;
  flex-direction: column;
  width: 100%;
  gap: 0.5rem;
}

.resume-skills li,
.projects-list li {
  padding: 0 0 0 1rem;
  position: relative;
}

.resume-skills li::before,
.projects-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  margin-top: -3px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent);
}

.resume-skills__50 li::before {
  background-color: var(--text1);
}

@media (min-width: 400px) {
  .resume-list {
    grid-template-columns: repeat(2, 1fr)
  }

  .resume-skills {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .resume-skills li {
    width: calc(50% - 0.25rem);
  }

  .resume-skills__50 li {
    width: 100%;
  }
}

@media (min-width: 500px) {
  .typewriter {
    flex-direction: row;
    justify-content: center;
    align-items: baseline;
  }

  .code-text {
    padding-left:0;
  }

  .main-data {
    flex-direction: row;
    width: 100%;
    justify-content: space-around;
  }

  #auth-form {
    flex-direction: row;
    align-items: flex-start;
    gap: 0;
    margin: 0;
    flex-wrap: wrap;
    justify-content: center;
    min-height: 70px;
  }

  #auth-password {
    border-right: 2px solid transparent;
    width: 70%;
  }

  #auth-password:focus {
  border-right-color: transparent;
}

  .login-btn {
    width: 30%;
    white-space: nowrap;
  }

  .send-btn {
    padding: 0.5rem 2rem;
    align-self: flex-end;
    width: auto;
  }

}

@media (min-width: 600px) {
  .footer-container {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .privacy {
    margin: 0 auto 0 0;
  }

  .nav-block {
    position: static;
    box-shadow: none;
    width: auto;
    padding: 0;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    visibility: visible !important;
    opacity: 1 !important;
  }

  .menu {
    flex-direction: row;
    gap: 1rem;
  }

  .nav-block.hidden .lang-and-logout {
    display: none;
    padding: 0;
  }

  .nav-block.open .lang-and-logout {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    position: absolute;
    top: calc(100% + 1px);
    right: 1rem;
    min-width: 230px;
    border: none;
    padding: 1rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1), 0 4px 8px rgba(0, 0, 0, 0.12);
    background: var(--bg3);
    transition: background-color 0.4s ease;
    z-index: 1002;
  }

  .typewriter {
    font-size: 1.6rem;
  }

  .cursor {
    font-size: 2rem;
  }

  .main-data {
    width: 80%;
  }

  .main-data span {
    display: flex;
    flex-direction: column;
    flex: 1;
    align-items: center;
  }

  #auth-password {
    margin-left:10%;
    width: 50%;
  }

  .login-btn {
    margin-right: 10%;
  }

  .resume-skills li {
    width: calc(33.33% - 0.34rem);
  }

  .resume-skills__50 li {
    width: calc(50% - 0.25rem);
  }

}

@media (min-width: 700px) {

  .row-section__page .right-pagesection {
    padding: 2rem 3rem;
  }

  #auth-password {
    margin-left:20%;
    width: 40%;
  }

  .login-btn {
    margin-right: 20%;
    width: 20%;
  }

  .resume-list {
    grid-template-columns: repeat(4, 1fr);
  }

}

@media (min-width: 900px) {
  .header,
  .footer {
    border: none;
    background: linear-gradient(
      to right,
      var(--bg3) 0%,
      var(--bg3) 50%,
      var(--bg2) 50%,
      var(--bg2) 100%
    );
  }

  .header-container,
  .footer-container {
    padding: 0 2rem 0 0;
    gap: 0;
    background-color: var(--bg2);
  }

  .header-logo,
  .footer-left {
    display: flex;
    gap: 0.5rem;
    margin-right: 0;
    width: var(--leftCol);
    padding: 1.5rem 3rem 1.5rem 2rem;
    background-color: var(--bg3);
    text-align: left;
  }

  .nav-block {
    margin-left: 2.5rem;
    background-color: var(--bg2);
  }

  .menu {
    position: relative;
  }

  .menu-toggle {
    margin-left: 0.5rem;
  }

  .menu a, .menu span {
    width: auto;
  }

  .nav-block.open .lang-and-logout {
    right: 2rem;
    top: 100%;
  }

  .link-to-main {
    right: 1.5rem;
  }

  .menu > :first-child {
    position: absolute;
    right: calc(100% + 5rem);
  }

  .legal {
    margin: 0 0 0 auto;
  }

  .privacy {
    margin: 0 auto 0 3rem;
  }

  .footer .social {
    margin-right: 1rem
  }

  .row-section__page,
  .main-container {
    flex-direction: row;
  }

  .row-section__auth .section-wrapper {
    align-items: flex-start;
  }

  #auth-form {
    min-height: auto;
    align-items: center;
    justify-content: flex-start;
  }

  #auth-password {
    margin-left:0;
    width: 40%;
  }

  .login-btn {
    margin-right: 2rem;
    width: 20%;
  }

  #auth-text {
    text-align: left;
  }

  .row-section__page .left-pagesection,
  .row-section__home .left-pagesection,
  .row-section__auth .left-pagesection {
    width: var(--leftCol);
    padding: 3rem 3rem 3rem 2rem;
    text-align: right;
  }

  .row-section__page .right-pagesection {
    width: calc(100% - 300px);
    padding: 3rem;
  }

  .row-section__home .right-pagesection,
  .row-section__auth .right-pagesection {
    width: calc(100% - 300px);
    padding: 3rem 2rem 3rem 3rem;
  }

  .row-section:nth-of-type(2n + 1) {
    background: linear-gradient(
      to right,
      var(--bg2) 0%,
      var(--bg2) 50%,
      var(--bg1) 50%,
      var(--bg1) 100%
    );
  }
  .row-section:nth-of-type(2n) {
    background: linear-gradient(
      to right,
      var(--bg3) 0%,
      var(--bg3) 50%,
      var(--bg2) 50%,
      var(--bg2) 100%
    );
  }
  .row-section:nth-of-type(2n + 1) .left-pagesection {
    background-color: var(--bg2);
  }
  .row-section:nth-of-type(2n + 1) .right-pagesection {
    background-color: var(--bg1);
  }
  .row-section:nth-of-type(2n) .left-pagesection {
    background-color: var(--bg3);
  }
  .row-section:nth-of-type(2n) .right-pagesection {
    background-color: var(--bg2);
  }

  .row-section__home .left-pagesection,
  .row-section__auth .left-pagesection {
    flex: none;
    justify-content: flex-end;
    align-items: center;
  }

  .row-section__home .right-pagesection,
  .row-section__auth .right-pagesection {
    align-items: center
  }

  .typewriter {
    justify-content: flex-start;
    line-height: 1;
  }

  .main-data {
    font-size: 1rem;
    width: 100%;
    justify-content: space-between
  }

  .main-data span {
    flex: none;
    align-items: flex-start
  }

  .resume-list {
    grid-template-columns: repeat(2, 1fr);
  }

}

@media (min-width: 1000px) {
  .menu-toggle {
    display: none;
  }
  .theme-toggle {
    margin-right: -0.5rem;
  }

  .nav-block {
    flex: 1;
  }

  .nav-block.hidden .lang-and-logout,
  .nav-block.open .lang-and-logout {
    display: flex;
    flex-direction: row;
    position: static;
    box-shadow: none;
    border: none;
    background: none;
    padding: 0.5rem;
  }

  .logout-btn {
    margin-right: 0.5rem;
  }

}

@media (min-width: 1100px) {
  .resume-list {
    grid-template-columns: repeat(4, 1fr);
  }

  .resume-skills__50 li {
    width: calc(33.33% - 0.34rem);
  }

}

@media (min-width: 1200px) {
  .main-data span {
    flex-direction: row;
    gap: 0.5rem;
    white-space: nowrap;
  }

}

@media print {
  nav, footer, .button {
    display: none!important;
  }

  .header {
      position: static;
  }

  .right-pagesection {
    padding: 1rem 0 1rem 2rem!important;
  }

}