/* ================ VARIABLES ================ */
:root {
     --primary-hue: 358;
     --color-primary: #d41134;
     --color-nav-bg: rgba(255, 255, 255, 0.4);
     --color-gray-100: #ffffff;
     --color-gray-150: #f5f5f5;
     --color-gray-200: #f2f2f2;
     --color-gray-300: #d9d9d9;
     --color-gray-400: #b3b3b3;
     --color-gray-500: #8c8c8c;
     --color-gray-600: #666666;
     --color-gray-700: #404040;
     --color-gray-800: #262626;
     --color-gray-900: #0d0d0d;

     --color-red: #da0f3f;
     --color-red-light: rgba(218, 15, 63, 0.15);
     --color-green: #00c476;
     --color-greeen-light: rgba(0, 196, 118, 0.15);

     --swiper-theme-color: var(--color-primary);


     --transition: all 300ms ease;

     --container-width-nav: 68%;
     --container-width-lg: 65%;
     --container-width-md: 95%;
     --form-width: 40%;
     --container-width-slider: 100%;

     --radius-1: 2rem;
     --radius-2: 1.2rem;
     --radius-3: 0.8rem;
     --radius-4: 0.5rem;
     --radius-5: 0.3rem;
}

.dark {
     --color-primary: #ff4757;
     --color-gray-100: #0a0a0a;
     --color-gray-150: #161616;
     --color-gray-200: #1e1e1e;
     --color-gray-300: #383838;
     --color-gray-400: #525252;
     --color-gray-500: #6f6f6f;
     --color-gray-600: #a8a8a8;
     --color-gray-800: #e4e4e4;
     --color-gray-900: #f8f8f8;


     --color-nav-bg: rgba(10, 10, 10, 0.85);
}



/* =============== GENERAL STYLES =============== */
@font-face {
    font-family: 'Inter';
    src: url('/assets/fonts/Inter-Variable.woff2') format('woff2');
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}

/*@font-face {*/
/*    font-family: 'Inter';*/
/*    src: url('/assets/fonts/Inter-Italic-Variable.woff2') format('woff2');*/
/*    font-weight: 100 900;*/
/*    font-style: italic;*/
/*    font-display: swap;*/
/*}*/

@font-face {
    font-family: 'Outfit';
    src: url('/assets/fonts/Outfit-Variable.woff2') format('woff2');
    font-weight: 100 900;
    font-style: normal italic;
    font-display: swap;
}


html { scroll-behavior: smooth; }

* {
     margin: 0;
     padding: 0;
     outline: 0;
     border: 0;
     appearance: none;
     list-style: none;
     text-decoration: none;
     box-sizing: border-box;
}

body {
     overflow-x: hidden;
     font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
     background: var(--color-gray-100);
     color: var(--color-gray-800);
     line-height: 1.85;
     font-weight: 410;
     /* for sticky footer */
     display: flex;
     flex-direction: column;
     min-height: 100vh;
}

p, a, figcaption, li {
     font-size: 0.88rem;
     font-weight: 410;
}

a {
     color: var(--color-primary);
     transition: var(--transition);
}

.link-icon {
     text-decoration: underline;
     text-underline-offset: 0.1rem;
}

.singlepost__container a, .portfolio__details a { text-decoration: underline; }

p { margin: 0.1rem 0 0.1rem; }

em {
     text-decoration: underline;
     text-underline-offset: 0.2rem;
     font-style: normal;
}

hr {
     border-top: 1px solid var(--color-gray-300);
     padding-bottom: 0.5rem;
}

.container {
     width: var(--container-width-lg);
     max-width: 1700px;
     margin: 0 auto;
}


section {
     /* margin-top: 3rem; */
     width: 100vw;
}

.section__even {
     background: var(--color-gray-200);
     padding: 3rem 0;
}

.section__odd {
     background: var(--color-gray-100);
     padding: 3rem 0;
}

.section__intro {
     background: var(--color-gray-200);
     /*background-image: url("../images/head-bg.jpg");*/
     padding-bottom: 3rem;
     padding-top: 1rem;
     margin-top: 3.8rem;
     /*border-bottom: 1px solid var(--color-gray-300);*/
}

.section__title {
     margin-bottom: 2rem;
     padding-left: 1rem;
     background-color: inherit;
     display: grid;
     /* place-items: center; */
     border-left: 0.3rem solid var(--color-primary);
}

.section__title h2 {
     font-size: 1.8rem;
     line-height: 0.7; 
     margin: 0.7rem 0;
}

.section__button {
     margin-top: 2.5rem;
     background-color: inherit;
     display: grid;
     gap: 1.5rem;
     place-items: center;
}

.margin { margin-bottom: 4rem; }

.margin_top { margin-top: 4rem; }

.category__title {
     font-family: 'Outfit', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
     height: 6.5rem;
     margin-top: 3.8rem;
     background-color: var(--color-gray-100);
     display: grid;
     place-items: center;
     z-index: 2;
}

.category__title2 {
     font-family: 'Outfit', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
     height: 6.5rem;
     margin-top: 3.8rem;
     background-color: var(--color-gray-200);
     display: grid;
     place-items: center;
     z-index: 2;
}

h1, h2, h3, h4, h5, h6 {
     font-family: 'Outfit', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
     line-height: 1.5;
}

h1 {
     font-size: 1.8rem;
     font-weight: 700;
     margin: 1rem 0;
}

h2 { font-size: 1.4rem; margin: 0.1rem 0 0.6rem; }

h3 { font-size: 1.2rem; margin: 0.1rem 0 0.2rem; }

h4 { font-size: 1rem; margin: 0.1rem 0 0.2rem; }

h5 { font-size: 0.9rem; margin: 0.1rem 0 0.2rem; }

img {
     width: 100%;
     display: block;
     object-fit: cover;
}

p img {
     width: 80%;
     display: block;
     object-fit: cover;
     margin: auto;
}

.about__container ul,
.academics__container ul,
.award__container ul,
.research__container ul,
.portfolio__details ul,
.picture__details__container ul,
.singlepost__container ul {
     padding-left: 2rem;
}

.about__container ul li,
.academics__container ul li,
.award__container ul li,
.research__container ul li,
.portfolio__details ul li,
.picture__details__container ul li,
.singlepost__container ul li {
     list-style-type: disc;
     padding-left: 0.3rem;
}

.about__container ol,
.academics__container ol,
.award__container ol,
.research__container ol,
.portfolio__details ol,
.picture__details__container ol,
.singlepost__container ol {
     padding-left: 2rem;
}

.about__container ol li,
.academics__container ol li,
.award__container ol li,
.research__container ol li,
.portfolio__details ol li,
.picture__details__container ol li,
.singlepost__container ol li {
     list-style-type: decimal;
     padding-left: 0.3rem;
}



/* ================= BUTTON ================== */
.btn {
     padding: 0.6rem 1.2rem;
     background-color: var(--color-primary);
     background: var(--color-gray-200);
     color: var(--color-gray-900);
     font-weight: 500;
     display: inline-block;
     border-radius: var(--radius-4);
     width: fit-content;
     cursor: pointer;
     transition: var(--transition);
}

.btn.sm {
     padding: 0.4rem 1rem;
     font-weight: 400;
     border-radius: var(--radius-4);
}

.btn.primary {
     background: var(--color-primary);
     border-radius: var(--radius-4);
     color: white;
}

.btn.secondary {
     background: var(--color-gray-700);
     border-radius: var(--radius-4);
     color: white;
}

.btn__view-odd {
     padding: 0.8rem 6rem;
     /* background-color: var(--color-primary); */
     background: var(--color-gray-150);
     color: var(--color-gray-800);
     font-weight: 600;
     border-radius: var(--radius-1);
     width: fit-content;
     cursor: pointer;
     transition: var(--transition);
     display: flex;
     gap: 0.6rem;
     line-height: 1;
}

.btn__view-even {
     padding: 0.8rem 6rem;
     /* background-color: var(--color-primary); */
     background: var(--color-gray-100);
     color: var(--color-gray-800);
     font-weight: 600;
     border-radius: var(--radius-1);
     width: fit-content;
     cursor: pointer;
     transition: var(--transition);
     display: flex;
     gap: 0.6rem;
     line-height: 1;
}


.btn.btn__blog {
     padding: 0.2rem 1rem;
     background: var(--color-gray-200);
     color: var(--color-gray-600);
     border-radius: var(--radius-1);
     font-size: 0.75rem;
     font-weight: 500;
}

.btn__blog a {
     font-weight: 300;
     font-size: 0.5rem;
}

.btn:hover {
     background: var(--color-gray-900);
     color: var(--color-gray-100);
}

.btn__view:hover {
     background: var(--color-gray-900);
     color: var(--color-gray-100);
}

.btn__blog:hover {
     background: var(--color-gray-900);
     color: var(--color-gray-100);
}



/* ================== NAV BAR ================ */
nav {
     background: var(--color-nav-bg);
     border-bottom: 1px solid var(--color-gray-300);
     display: grid;
     place-items: center;
     height: 3.8rem;
     position: fixed;
     top: 0;
     left: 0;
     width: 100vw;
     backdrop-filter: blur(40px);
     -webkit-backdrop-filter: blur(40px);
     -moz-backdrop-filter: blur(40px);
     -o-backdrop-filter: blur(40px);
     -ms-backdrop-filter: blur(40px);
     z-index: 10;
}

.nav__container {
     width: var(--container-width-nav);
     justify-content: space-between;
     display: flex;
     align-items: center;
}

.nav__logo {
     /* width: 2.4rem; */
     /* aspect-ratio: 1/1;
     border-radius: 50%;
     overflow: hidden; */
     font-size: 2rem;
     color: var(--color-primary);
}

.nav__logo h4 {
     margin: 0;
     font-size: 1.9rem;
     font-weight: 800;
     line-height: 1;
}

.nav__logo span { color: var(--color-gray-900); }

.nav__menu {
     display: flex;
     align-items: center;
     gap: 1.5rem;
}

.nav__mobile { display: none; }

.nav__menu a { color: var(--color-gray-800); }

.nav__socials { display: flex; gap: 0.6rem; }

.nav__socials li { line-height: 1; }

.nav__socials a {
     /*background: var(--color-gray-200);*/
     color: var(--color-gray-900);
     padding: 0.3rem;
     display: inline-block;
     border-radius: var(--radius-5);
     transition: var(--transition);
     /*border: 1px solid var(--color-gray-150);*/
}

.nav__socials a:hover {
     background: var(--color-primary);
     color: var(--color-gray-100);
}

.nav__buttons { display: flex; gap: 1rem; }

.nav__toggle-open, .nav__toggle-close { display: none; }

.nav__theme-btn {
     color: var(--color-red);
     background: transparent;
     font-size: 1.3rem;
     cursor: pointer;
}


.nav__about { position: relative; cursor: pointer; }

.nav__about p { margin: 0; }

.nav__about i {
     font-size: 1.1rem;
     line-height: 1;
     text-align: center;
}

.nav__about ul {
     position: absolute;
     top: 145%;
     display: flex;
     flex-direction: column;
     background: var(--color-gray-150);
     box-shadow: 0 3rem 3rem rgba(0, 0, 0, 0.2);
     visibility: hidden;
     opacity: 0;
     transition: var(--transition);
     width: fit-content;
     padding: 0.5rem;
     border-radius: var(--radius-4);
}

.nav__about:hover>ul { visibility: visible; opacity: 1; }

.nav__about ul.active { visibility: visible; opacity: 1; }

.nav__menu li a {
     display: inline-block;
     padding: 0.5rem 0;
     /* background: var(--color-gray-150); */
     height: 100%;
     width: 100%;
}

.nav__about li a { padding: 0.5rem; }

.nav__menu li a.active {
     color: var(--color-primary);
     font-weight: 500;
     /* background: var(--color-gray-200); */
     /* border-radius: var(--radius-5); */
}



/* ================== SLIDER ================ */
.gallery {
     margin-top: 3.8rem;
     background: var(--color-gray-100);
}

.gallery-cell {
     width: 66%;
     height: fit-content;
     /* margin-right: 10px; */
     background: transparent;
     counter-increment: gallery-cell;
     margin: 0 0.5rem;
}


/* ================== HEADER ================ */
.header {
     background: var(--color-gray-200);
     padding: 2.5rem 0;
}

.header__container {
     display: flex;
     position: relative;
     gap: 2.5rem;
     /* width: 60%; */
}

.header__content {
     /* text-align: center; */
     /* margin-top: 1rem; */
     /* width: 100vw; */
     margin-inline: auto;
     position: relative;
}

.header__content h1 {
     font-family: 'Outfit', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
     font-size: 2rem;
}

.header__content p {
     margin-bottom: 1rem;
}

.header__cta {
     display: flex;
     gap: 1.5rem;
     /* align-items: center; */
     /* justify-content: center; */
}

.header__image {
     background: var(--color-gray-150);
     height: fit-content;
     width: 25rem;
     height: 16rem;
     /* border: 12px solid var(--color-gray-200); */
     border-radius: var(--radius-4);
     overflow: hidden;
}

.header__image img {
     height: 100%;
     width: 100%;
     border-radius: var(--radius-4);
     object-position: top;
}


/* ================ FEATURED ================= */
.featured {
     margin-top: 2.5rem;
     margin-bottom: 2.5rem;
}

.featured__container {
     display: grid;
     grid-template-columns: repeat(2, 1fr);
     gap: 4rem;
}

.featured .post__thumbnail {
     height: fit-content;
     border: 12px solid var(--color-gray-200);
}

.category__buttons {
     padding: 4rem;
     /* border-top: 2px solid var(--color-gray-200); */
     /* border-bottom: 2px solid var(--color-gray-900); */
}

.category__buttons-container {
     display: grid;
     width: fit-content;
     grid-template-columns: repeat(3, 1fr);
     gap: 1rem;
     align-items: center;
}

.category__button {
     padding: 0.5rem 1rem;
     background: var(--color-gray-200);
     color: var(--color-gray-800);
     display: inline-block;
     border-radius: var(--radius-4);
     font-weight: 400;
     font-size: 0.8rem;
     text-align: center;
}


/* ================== SKILL ================ */
.skill__container { position: relative; }

.skill__container .skill__intro { margin-left: 0.5rem; }

.skill__cards {
     display: grid;
     grid-template-columns: repeat(4, 1fr);
     gap: 2rem;
     margin: 2rem 0 1.5rem;
}

.skill__card {
     height: fit-content;
     background: var(--color-gray-150);
     padding: 1rem;
     border-radius: var(--radius-3);
     text-align: center;
     transition: var(--transition);
     cursor: default;
}

.skill__card i {
     color: var(--color-primary);
     font-size: 1.8rem;
     display: inline-block;
     padding: 0.5rem;
     border-radius: var(--radius-4);
}

.skill__card h3 { margin: 0.2rem 0 0.8rem; font-size: 0.85rem; }

.skill__card small { font-size: 0.7rem; }

.skill__details p { margin-bottom: 0.8rem; }

.skill__details .btn {
     margin-top: 2rem;
     display: flex;
     gap: 0.5rem;
     align-items: center;
}

.skill__details .btn i { font-size: 1.2rem; }



/* ================= FOOTER ================== */
footer {
     background: hsl(var(--primary-hue), 5%, 5%);
     /* padding: 5rem 0 0; */
     /* box-shadow: inset 0 1.5rem 1.5rem rgba(0, 0, 0, 0.2); */
     margin-top: auto;
}

footer .nav__buttons { display: none; }

.footer__copyright {
     color: hsl(var(--primary-hue), 5%, 70%);
     text-align: center;
     border-top: 1px solid hsl(var(--primary-hue), 5%, 25%);
     padding: 1rem 0;
}

.footer__copyright a {
     color: red;
     font-size: 0.8rem;
}


/* ================= SEARCH ================== */
.search__bar {
     margin-top: 6rem;
     margin-bottom: 3rem;
}

.search__bar-container {
     position: relative;
     width: 30rem;
     background: var(--color-gray-200);
     display: flex;
     flex-direction: row;
     align-items: center;
     justify-content: space-between;
     overflow: hidden;
     padding: 0.6rem 1rem;
     border-radius: var(--radius-4);
     color: var(--color-gray-800);
}

.search__bar-container>div {
     display: flex;
     align-items: center;
     width: 100%;
}

.search__bar input {
     background: transparent;
     margin-left: 0.7rem;
     padding: 0.5rem;
     width: 100%;
}

.search__bar input::placeholder { color: var(--color-gray-700); }



/* ================== ABOUT ================ */
.about__container {
     width: 55%;
     padding: 2rem 0;
}

.about__cards {
     display: grid;
     grid-template-columns: repeat(4, 1fr);
     gap: 1.5rem;
     margin: 1rem 0 1.5rem;
}

.about__card {
     background: var(--color-gray-150);
     padding: 1rem;
     border-radius: var(--radius-3);
     text-align: center;
     transition: var(--transition);
}

.about__card i {
     color: var(--color-primary);
     font-size: 1.4rem;
     display: inline-block;
     /* padding: 0.5rem; */
     border-radius: var(--radius-4);
}

.about__card h4 {
     margin: 0.7rem 0;
     font-size: 1.1rem;
}

.about__card small { font-size: 0.7rem; }

.about__details p { margin-bottom: 1rem; }

.about__details .btn {
     margin-top: 2rem;
     display: flex;
     gap: 0.5rem;
     align-items: center;
}

.about__details .btn i { font-size: 1.2rem; }


/* ================= ACADEMICS & EXPERIENCE ================== */
.academics__container {
     width: var(--container-width-lg);
     background: var(--color-gray-100);
     /* margin: 4rem auto 0; */
     justify-items: center;
     /* padding: 4rem 0; */
}

.timeline {
     width: 100%;
     padding: 0 3rem;
     position: relative;
}

.timeline:before {
     content: "";
     position: absolute;
     top: 0.6rem;
     left: calc(33% + 1rem);
     bottom: -10rem;
     width: 1px;
     background: var(--color-gray-300);
}

.timeline:after {
     content: "";
     display: table;
     /* clear: both; */
}

.entry {
     clear: both;
     text-align: left;
     position: relative;
}

.entry .title {
     margin-bottom: 0.5rem;
     float: left;
     width: 33%;
     padding-right: 1rem;
     text-align: right;
     position: relative;
}

.entry .title:before {
     content: "";
     position: absolute;
     width: 7px;
     height: 7px;
     border: 2px solid var(--color-gray-400);
     background-color: var(--color-primary);
     border-radius: 100%;
     top: 0.6rem;
     right: -0.35rem;
     z-index: 2;
}

.entry .title h4 {
     margin-bottom: 0.7rem;
     font-size: 0.8rem;
     font-weight: 400;
}

.entry .title small {
     margin-top: 0;
     font-size: 0.75rem;
     font-weight: 400;
     line-height: 1;
}

.uni__logo {
     width: 3rem;
     height: 3rem;
     /* border-radius: 50%; */
     overflow: hidden;
     float: right;
     margin-bottom: 0.1rem;
}

.entry .title img {
     width: auto;
     height: auto;
     max-width: 100%;
     max-height: 100%;
     object-fit: contain;
     float: right;
}

.entry .body {
     margin: 0 0 3rem;
     float: right;
     width: 66%;
     padding-left: 1.2rem;
}

.entry .body h4 {
     margin-bottom: 0.6rem;
     margin-top: 0.25rem;
     padding-top: 0;
     font-size: 0.9rem;
     font-weight: 600;
     /* line-height: 1.7; */
}

.entry .body .uni {
     margin-bottom: 0.6rem;
}

.entry .body p span {
     font-weight: 600;
     text-decoration: underline;
}

.entry .body p:first-child {
     margin-top: 0;
     font-weight: 400;
}


/* ================= RESEARCH ================== */
.research__heading {
     width: 60%;
     margin-top: 2rem;
     place-items: center;
}

.research__container {
     width: 60%;
     margin-top: 1rem;
     place-items: left;
     background: var(--color-gray-100);
     padding: 1.5rem;
     /* margin-bottom: 2rem; */
     border: 1px solid var(--color-gray-300);
     border-radius: var(--radius-4);
}

.research__intro {
     display: grid;
     grid-template-columns: 1fr 9fr;
     /* place-items: center; */
}

.research__logo {
     /* place-items: center; */
     margin-top: 0.3rem;
}

.logo__card {
     background: var(--color-gray-200);
      padding: 1rem; 
     text-align: center;
}

.logo__card i {
     color: var(--color-primary);
     font-size: 3rem;
     display: inline-block;
}

.research__titlebox {
     display: flex;
     flex-direction: column;
     /* gap: 0.4rem; */
     margin-left: 1rem;
     margin-top: 0;
}

.research__title h3 { margin-top: 0; font-size: 1rem; }

.research__citation p {
     color: var(--color-gray-600);
     margin-bottom: 0.5rem;
}

.research__abstract {
     margin: 1.5rem 0 0;
}

.research__abstract span {
     font-size: 0.9rem;
     font-weight: 600;
     text-decoration: underline;
     text-underline-offset: 0.2rem;
}


/* ================= AWARDS ================== */
.award__container {
     width: 60%;
     margin-top: 1rem;
     background: var(--color-gray-100);
     padding: 1.5rem;
     margin-bottom: 1rem;
     border: 1px solid var(--color-gray-300);
     border-radius: var(--radius-4);
}

.award__heading {
     width: 60%;
     margin-top: 2rem;
     /* text-decoration: underline;
     text-underline-offset: 0.5rem; */
}

.award__heading h3 {
     font-size: 1.4rem;
     text-decoration: underline;
     text-underline-offset: 0.5rem;
}

.award {
     display: flex;
     flex-direction: column;
     /* place-items: center; */
}

.award__logo {
     display: flex;
     gap: 2rem;
     /* place-items: center; */
     margin: 0.3rem 0;
}

.award__titlebox {
     display: flex;
     flex-direction: column;
     margin-top: 0;
     flex-wrap: wrap;
}

.award__title h3 {
     font-size: 1rem;
     line-height: 1.7;
     margin: 0;
}

.award__description p {
     color: var(--color-gray-800);
     margin-bottom: 0.5rem;
}

.award__description span {
     font-size: 0.9rem;
     font-weight: 600;
     text-decoration: underline;
     text-underline-offset: 0.2rem;
}

.award__figure {
     display: flex;
     /* width: 20rem; */
     gap: 1rem;
     margin: 1.5rem;
}

.award__figure img { overflow: hidden; }

.other__container { margin: 2rem 4rem; }

.award__timeline {
     width: 100%;
     padding: 0 3rem;
     position: relative;
}

.award__timeline:before {
     content: "";
     position: absolute;
     top: 0.6rem;
     left: calc(33% + 1rem);
     bottom: -3rem;
     width: 1px;
     background: var(--color-gray-300);
}

.award__timeline:after {
     content: "";
     display: table;
     /* clear: both; */
}

/* ================ PROJECTS =============== */
.project__container {
     display: grid;
     grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
     gap: 2.5rem;
     /* margin-bottom: 5rem */
}

.project {
     background: var(--color-gray-150);
     border: 1px solid var(--color-gray-200);
     border-radius: var(--radius-4);
     transition: var(--transition);
     display: flex;
     flex-direction: column;
}

.project__thumbnail {
     border-radius: var(--radius-4);
     overflow: hidden;
     height: 18rem;
}

.project__thumbnail img {
     transition: var(--transition);
     height: 100%;
     width: 100%;
}

.project:hover .project__thumbnail img { transform: scale(1.1); }

.project__title {
     font-size: 0.9rem;
     margin-top: 0.5rem;
     margin-bottom: 0.5rem;
     /* line-height: 1.2; */
}

.project__info {
     padding: 1rem 1.5rem 1.5rem;
     overflow: hidden;
}

.project__body { margin-bottom: 1rem; }

.project__body p { color: var(--color-gray-600); }



/* ================= PORTFOLIO DETAILS ================== */
.portfolio__heading {
     width: var(--container-width-lg);
     padding-top: 2rem;
     margin: 2.8rem auto 2rem;
     display: flex;
     gap: 1rem;
     align-items: center;
     justify-content: center;
}

.portfolio__heading p {
     font-family: 'Outfit', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
     font-size: 1.8rem;
     font-weight: 700;
     color: var(--color-primary);
     text-decoration: underline;
     text-underline-offset: 0.6rem;
}

.portfolio__container {
     width: 67%;
}

.portfolio {
     background: var(--color-gray-150);
     border-radius: var(--radius-5);
     transition: var(--transition);
     display: grid;
     grid-template-columns: 2fr 3fr;
     gap: 1rem;
}

.portfolio__thumbnail {
     border-radius: var(--radius-4);
     overflow: hidden;
     /* margin-bottom: 1.6rem; */
     /* height: 70%; */
     width: 100%;
}

.portfolio__thumbnail img {
     height: 100%;
}

.portfolio__info {
     /* border: 1px solid var(--color-gray-900); */
     padding: 1rem;
     overflow: hidden;
     padding-left: 1.5rem 1rem 1.5rem;
     margin-bottom: 1.5rem;
}

.portfolio__info p {
     font-size: 0.8rem;
     margin-top: 1.5rem;
}

.portfolio__info .overview__list li {
     font-size: 0.9rem;
     color: var(--color-gray-800);
     margin-bottom: 0.3rem;
}

.portfolio__info .overview__list li span {
     font-size: 0.9rem;
     color: var(--color-gray-800);
     font-weight: 600;
     margin-bottom: 1rem;
}

.portfolio__info .overview__list li i {
     margin-right: 0.5rem;
}

.portfolio__details {
     margin-bottom: 4rem;
}

.portfolio__details p {
     margin: 1.2rem 0 0.5rem;
}


/* ================= PICTURES ================== */
.picture__container {
     column-count: 4;
     gap: 0.7rem;
}

.picture {
     background: var(--color-gray-100);
     padding: 0.5rem;
     border-radius: var(--radius-5);
     transition: var(--transition);
     /*box-shadow: 1rem -1rem 1rem rgba(0, 0, 0, 0.05);*/
     margin-bottom: 0.7rem;
}

.picture__photo {
     border-radius: var(--radius-5);
     overflow: hidden;
}

.picture__photo img {
     width: 100%;
     height: auto;
     user-select: none;
     vertical-align: middle;
     transition: var(--transition);
}

.picture:hover .picture__photo img {
     transform: scale(1.1);
}

.picture__details {
     margin-top: 3.8rem; 
     background: var(--color-gray-200);
}

.picture__details__container {
     display: grid;
     grid-template-columns: 4fr 1fr;
     width: 70%;
     /* height: 70vh; */
     background: var(--color-gray-100);
     padding: 1rem;
     margin: 2rem auto 1.5rem;
     justify-self: center;
     overflow: hidden;
     place-content: center;
}

.picture__details__container p {
     margin-top: 1rem;
     line-height: 1.8;
}

.picture__details__thumbnail {
     padding-right: 1rem;
     width: 100%;
     height: 100%;
     overflow: hidden;
}

.picture__info {
     /* background: var(--color-gray-150); */
     padding: 0.5rem;
     border: 1px solid var(--color-gray-200);
     border-radius: var(--radius-4);
}

figure {
     position: relative;
}

figcaption {
     text-align: center;
     color: #fff;
     backdrop-filter: blur(0.1rem) brightness(65%);
     position: absolute;
     padding: 0.5rem;
     bottom: 1rem;
     left: 5%;
     right: 5%;
     border-radius: var(--radius-5);
}

/*figcaption {*/
/*     font-style: italic;*/
/*     text-align: center;*/
/*     color: #000;*/
/*     caption-side: bottom;*/
/*     padding: 0.5rem;*/
/*}*/


/* ================= BLOG =============== */
.posts__container {
     display: grid;
     grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
     gap: 2rem;
}

.post {
     background: var(--color-gray-100);
     padding: 0.6rem;
     border-radius: var(--radius-3);
     transition: var(--transition);
}

.post__thumbnail {
     border-radius: var(--radius-3);
     /* border: 1px solid var(--color-gray-900); */
     overflow: hidden;
     margin-bottom: 1rem;
     height: 14rem;
}

.post__thumbnail img {
     transition: var(--transition);
     height: 100%;
     width: 100%;
}

.post:hover .post__thumbnail img {
     transform: scale(1.1);
}

.post__info { padding: 0.25rem 0.6rem; }

.post__info a {
     color: var(--color-gray-900);
     font-weight: 700;
     font-size: 0.9rem;
}

.post__info h5 {
     font-weight: 500;
     font-size: 0.75rem;
}

.post__title {
     font-size: 0.9rem;
     margin-top: 0.7rem;
     margin-bottom: 0.5rem;
     /* line-height: 1.5; */
}

.post__body {
     color: var(--color-gray-600);
     font-size: 0.85rem;
     font-weight: 400;
     margin: 0.2rem 0 0.6rem;
}

.post__author {
     display: flex;
     gap: 1rem;
     /* margin-top: 0.5rem; */
     padding: 0.3rem 0;
     border-top: 1px solid var(--color-gray-200);
     border-bottom: 1px solid var(--color-gray-200);
     justify-content: center;
}

.post__author-info {
     display: flex;
     gap: 0.4rem;
     align-items: center;
}

.post__author-info small {
     font-size: 0.7rem;
}


/* ================= SINGLE POST ================== */
.singlepost {
     margin-top: 3.8rem; 
     background: var(--color-gray-200);
}

.singlepost__container {
     width: 50%;
     background: var(--color-gray-100);
     padding: 1rem 2rem 3rem;
     margin: 2rem auto 3rem;
     /*justify-self: center;*/
}

.singlepost__thumbnail {
     margin: 1.5rem 0 1rem;
     height: 14rem;
     overflow: hidden;
}


.singlepost__container .post__author-info p {
     display: flex;
     gap: 0.15rem;
     font-size: 0.75rem;
     margin: 0;
     line-height: 1;
}


table {
     max-width: 100%;
     text-align: left;
     border-collapse: collapse;
     max-height: 100%;
     margin-left: auto;
     margin-right: auto;
     margin-bottom: 0.6rem;
     display: block;
     overflow-x: scroll;
     white-space: nowrap;
}

table th {
     color: var(--color-gray-800);
     font-size: 0.85rem;
}

/*table td span { font-weight: 700; }*/

table td { font-size: 0.85rem; }

table td, th {
     padding: 0.4rem 0.8rem;
     border-bottom: 1px solid var(--color-gray-300);
}

table tr:hover td {
     background-color: var(--color-gray-200);
     color: var(--color-gray-800);
     cursor: default;
     transition: var(--transition);
}

.footnotes { margin-top: 1.5rem; }

.footnotes ol, .footnotes ol li, .footnotes ol li p, .footnotes ol li p a {
     font-size: 0.65rem;
     margin: 0.1rem 0;
}

sup a { font-size: 0.6rem; }

.katex { font: inherit; }



/* ================= CONTACT ================== */
.contact__container {
     width: 55%;
     padding: 2rem 0;
}

.contact__cards {
     display: grid;
     grid-template-columns: repeat(3, 1fr);
     gap: 1.5rem;
     margin: 1rem 0 1.5rem;
}

.contact__card {
     background: var(--color-gray-100);
     padding: 2rem 1rem;
     border: 1px solid var(--color-gray-200);
     border-radius: var(--radius-2);
     text-align: center;
     transition: var(--transition);
}

.contact__card i {
     color: var(--color-gray-500);
     font-size: 2.5rem;
     display: inline-block;
     /* padding: 0.5rem; */
}

.contact__card p {
     margin: 0.7rem 0;
     font-size: 0.9rem;
}



/* ================= FORM ================== */
form {
     display: flex;
     flex-direction: column;
     gap: 1rem;
     /* margin-top: 5rem; */
}

.form__control {
     display: flex;
     flex-direction: column;
     gap: 0.6rem;
}

.form__control.inline {
     flex-direction: row;
     align-items: center;
     gap: 1rem;
}

.form__section {
     display: grid;
     place-items: center;
     /* height: 100vh; */
     margin-top: 12rem;
}

.form__section-container {
     width: var(--form-width);
}

.login__form {
     width: 22%;
     padding: 2rem;
     background: var(--color-gray-100);
     border: 1px solid var(--color-gray-200);
     border-radius: var(--radius-4);
     box-shadow: 0px 0px 10px 5px var(--color-gray-200);
     margin-bottom: 1rem;
}

.login__form h2 { margin-top: 0; }


.form__section .login__logo {
     width: 5rem;
     height: 5rem;
     /* border-radius: var(--radius-4); */
     overflow: hidden;
}

.alert__message {
     padding: 0.5rem 1.4rem;
     margin-top: 2rem;
     margin-bottom: 1rem;
     border-radius: var(--radius-5);
}

.alert__message.error {
     background: var(--color-red-light);
     color: var(--color-red);
}

.alert__message.success {
     background: var(--color-greeen-light);
     color: var(--color-green);
}

input, textarea, select {
     padding: 0.8rem 1.4rem;
     background-color: var(--color-gray-200);
     border-radius: var(--radius-5);
     resize: none;
     color: var(--color-gray-800);
}

textarea { font-size: 0.85rem; }



/* ================= EMPTY PAGE ================== */
.empty__page {
     height: 80vh;
     display: grid;
     place-content: center;
}


/*================== FOOT NOTES =======================*/
.footnotes {
     /* border-top: 1px solid var(--color-gray-200); */
     margin-top: 1.5rem;
}

.footnotes ol, .footnotes ol li, .footnotes ol li p, .footnotes ol li p a {
     font-size: 0.65rem;
     margin: 0.1rem 0;
}

sup a {
     font-size: 0.6rem;
}

hr {
     border-top: 1px solid var(--color-gray-300);
     padding-bottom: 0.5rem;
}



/*============================== MEDIA QUERIES ================================*/

@media screen and (max-width: 1024px) /* tablet */ {
    .container {
        width: var(--container-width-md);
        max-width: 1200px;
    }

    .nav__toggle-open, .nav__toggle-close {
        display: inline-block;
        font-size: 1.5rem;
        background: transparent;
        color: var(--color-gray-900);
        cursor: pointer;
    }

    nav button#close__nav-btn { display: none; }

    .nav__container { position: relative; }

    .nav__menu {
        position: fixed;
        right: 0;
        top: 3.8rem;
        flex-direction: column;
        gap: 0;
        width: fit-content;
        display: none;
    }

    .nav__mobile { display: inline-block; }

    .nav__about { display: none; }

    .nav__menu li {
        width: 100%;
        animation: aniamteDropDown 350ms ease forwards;
    }

    .nav__menu li a {
        background: var(--color-gray-200);
        padding: 1rem 4rem;
        width: 100%;
        display: block;
        border-top: 1px solid var(--color-gray-300);
        text-align: center;
        box-shadow: -2rem 5rem 5rem rgba(0, 0, 0, 0.3);
    }

    .nav__menu li a.active { color: var(--color-primary); }

    /* Nav Dropdown Animation */
    @keyframes aniamteDropDown {
        0% {
            transform: translateY(-0.5rem);
            opacity: 0;
        }

        100% {
            transform: translateY(0);
            opacity: 1;
        }
    }

    .nav__items li a {
        border-radius: 0;
        width: 100%;
        height: 100%;
        padding: 0 2rem;
        display: flex;
        align-items: center;
    }

    .nav__profile { background-color: var(--color-gray-900); }

    .nav__profile ul { top: 100%; width: 100%; }
    
    .nav__profile .avatar { margin-left: 2rem; border: 0; }
    
    .featured__container { gap: 2rem; }
    
    /*.posts__container { grid-template-columns: repeat(2, 1fr); gap: 3rem; }*/
    
    .footer__container { grid-template-columns: repeat(2, 1fr); gap: 3rem; }
    
    .search__bar-container { width: 60%; }
    
    .category__title { height: 8rem; }

    .login__form { width: 60%; }

    .skill__cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
        margin: 1.5rem 0;
    }

    .picture__container { column-count: 3; }
    
    .picture { padding: 0.4rem; }
}





@media screen and (max-width: 600px) /* mobile */ {

    p, a, figcaption, li { font-size: 0.9rem; }

    h1 { font-size: 1.4rem; margin-bottom: 0.5rem; }
    h2 { font-size: 1.2rem; }
    h3 { font-size: 1.1rem; }

    p img { width: 90%; }

    .nav__container { width: 90% }

    .section__intro { margin-top: 3.8rem; }

    .section__intro h1 { text-align: center; }

    .section__intro p { text-align: center; }

    .section__even { padding: 1.5rem 0; }

    .section__odd { padding: 1.5rem 0; }

    .section__title { margin-bottom: 1.5rem; }

    .section__button { margin-top: 1rem; }

    .category__title { height: 4.5rem; }
    .category__title h1 { margin: 1rem 0; }

    .category__title2 { height: 4.5rem; }
    .category__title2 h1 { margin: 1rem 0; }

    nav .nav__socials { display: none; }

    .header { padding: 1rem 0 3rem; }

    .header__container {
        margin: 0 auto;
        flex-direction: column;
        gap: 0.5rem;
    }

    .header__content { margin: 0; }

    .header__image { width: 22rem; margin: 0 auto; }

    .header__cta { justify-content: center; }

    .featured { margin-top: 3rem; }

    .featured__container {
        grid-template-columns: 1fr;
        gap: 0;
        padding: 1rem;
    }

    .skill__container .skill__intro { margin-left: 0.8rem; }
    
    .skill__cards { grid-template-columns: repeat(1, 1fr); gap: 1rem; }

    .about__container { padding: 1rem 0.75rem; }

    .about__cards { grid-template-columns: repeat(2, 1fr); gap: 1rem; }

    .about__details ul li {font-size: 0.9rem; }

    .academics__container {
        width: var(--container-width-md);
        justify-items: center;
        padding: 0;
    }

    .timeline { padding: 0 1rem; }

    .timeline:before {
        left: 1rem;
        width: 1px;
        top: 0.4rem;
        bottom: 7rem;
    }

    .entry { display: flex; flex-direction: column; }

    .entry .title {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
        padding-left: 1.2rem;
        text-align: left;
    }

    .entry .title:before { left: -0.2rem; top: 0; }

    .entry .title h4 { line-height: 1.7; margin: 0rem; }

    .entry .body {
        margin: 0 0 1.5rem;
        float: right;
        width: 100%;
        padding-left: 1.2rem;
    }

    .research__container { padding: 0.8rem; margin-top: 0.3rem; }

    .research__heading { margin-top: 1rem; }

    .award__container { padding: 0.8rem; margin-top: 0.3rem; }

    .other__container { margin: 2rem 1rem; }

    .award__timeline { padding: 0 1rem; }

    .award__timeline:before {
        left: 1rem;
        width: 1px;
        top: 0.4rem;
        bottom: 7rem;
    }

    .post { padding: 0.5rem; }

    .post__info { padding: 0.5rem; }

    .posts__container { gap: 1.4rem; }

    .category__buttons { padding: 2rem 2.5rem 2rem; }

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

    .contact__container { padding: 0; }

    .contact__cards {
        display: grid;
        grid-template-columns: 1fr;
        gap: 1rem;
        margin: 0.5rem 0 1.5rem;
    }

    .footer__container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    footer .nav__buttons {
        display: flex;
        justify-self: center;
        padding: 1.5rem;
    }

    .nav__socials a {
        background: var(--color-gray-300);
        color: var(--color-gray-900);
    }

    .footer__copyright {
        text-wrap: wrap;
        padding: 1rem;
    }

    .search__bar-container { width: var(--container-width-md); }


    .singlepost__container {
        padding: 0.2rem 0.7rem;
        margin: 0.5rem auto 1rem;
    }

    .singlepost__thumbnail { margin: 1.5rem 1rem 1rem 0; height: 10rem; }
    
    .form__section { margin-top: 8rem; }

    .login__form { width: 90%; padding: 1.5rem; }

    .portfolio__container { width: var(--container-width-md); }

    .portfolio__heading { margin-bottom: 0.5rem; }
    
    .portfolio__heading p { font-size: 1.4rem; margin-top: 1rem; text-underline-offset: 0.35rem; }

    .portfolio {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
        margin-top: 0.5rem;
    }

    .portfolio__details { padding: 0 0.5rem; }

    .picture__container { column-count: 2; gap: 0.4rem; }

    .picture { padding: 0.25rem; margin-bottom: 0.4rem; }

    .picture__details__container {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
        width: var(--container-width-md);
        padding: 0.5rem;
        margin: 0.5rem auto 1rem;
        justify-self: center;
        overflow: hidden;
        place-content: center;
    }

    .picture__details__thumbnail { padding: 0; }

    .project__container { gap: 1.2rem; }

    .project__info { padding: 1rem; }

    .margin_top { margin-top: 1.5rem; }

    textarea { font-size: 0.9rem; }
    
    .btn__view-odd { margin-bottom: 2rem; }
    .btn__view-even { margin-bottom: 1.5rem; }
    
    .post__body { font-size: 0.9rem; }
    
    figcaption { display: none; }

}