/* ============================================================
   Marwa Abdulhai — personal site
   Layout & type adapted from michelle123lam.github.io
   ============================================================ */

/* GLOBAL --------------------------------------------------- */
:root {
    --serif: "Fraunces", Georgia, "Times New Roman", serif;
}
body {
    background-color: #ffffff;
}

hr {
    border-top: #ddd 1px solid;
    margin-top: 40px;
}

a, a:hover, a:active, a:visited, a:focus {
    text-decoration: none;
}

/* TYPE SIZES ----------------------------------------------- */
.lg-txt {
    font-family: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: #4F5357;
    letter-spacing: 2px;
    font-size: 30pt;
}

.md-txt {
    font-family: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: #4F5357;
    letter-spacing: 2px;
    font-size: 14pt;
    text-transform: uppercase;
    font-weight: 600;
}

.sm-txt {
    font-family: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: #4F5357;
    letter-spacing: 0.4pt;
    font-size: 10.5pt;
    line-height: 16.5pt;
}

.sm-txt-caps {
    font-family: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: #4F5357;
    letter-spacing: 1.4pt;
    font-size: 11pt;
    line-height: 20pt;
    text-transform: uppercase;
    font-weight: 600;
}

.xs-sm-txt {
    font-family: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: #4F5357;
    letter-spacing: 0.4pt;
    font-size: 10.5pt;
    line-height: 15pt;
}

.xs-txt {
    font-family: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: #4F5357;
    letter-spacing: 0.4pt;
    font-size: 9.5pt;
    line-height: 13.5pt;
}

.xs-txt-nav {
    font-family: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: #4F5357;
    letter-spacing: 0.4pt;
    font-size: 10pt;
    line-height: 20pt;
}

.summary-par {
    margin-bottom: 12px;
}

/* SIDEBAR NAV ---------------------------------------------- */
.main {
    margin-left: 268px;
    padding: 0px 78px 64px 24px;
    max-width: 1360px;
}

.nav {
    position: fixed;
    height: 100%;
    top: 0px;
    left: 0px;
    width: 268px;
    padding: 0 16px 0 50px;
    overflow-y: auto;
}

.nav-img img {
    position: relative;
    width: 100%;
    max-width: 195px;
    border-radius: 50%;
    top: 40px;
    margin-top: 28px;
    margin-left: 0;
}

.nav-text-top {
    position: relative;
    left: 2%;
    top: 40px;
}

.nav-text-top .md-txt {
    font-size: 16pt;
    line-height: 21pt;
    font-weight: 600;
}
.nav-text-top .md-txt a,
.nav-mobile .md-txt {
    font-family: Inter, "Helvetica Neue", Arial, sans-serif;
    text-transform: none;
    letter-spacing: 0.3px;
    color: #26323d;
    font-weight: 600;
}
.nav-mobile .md-txt { font-size: 19pt; }
.nav-text-top .md-txt a:hover { color: #1565c0; }

.nav-text-bottom {
    position: relative;
    left: 2%;
    top: 90px;
}

.nav-text-bottom a { color: #6b7075; }
.nav-text-bottom a:hover {
    color: #1565c0 !important;
}

/* CONTENT GRID: bio (top-left) + main flow (below bio) + news rail (right) */
.content-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 330px;
    column-gap: 42px;
    align-items: start;
}
.gc-bio  { grid-column: 1; grid-row: 1; padding-top: 44px; }
.gc-news { grid-column: 2; grid-row: 1 / span 2; padding-top: 44px; }
.gc-main { grid-column: 1; grid-row: 2; min-width: 0; }

@media only screen and (max-width: 900px) {
    .content-grid { grid-template-columns: 1fr; }
    .gc-bio  { grid-column: 1; grid-row: 1; }
    .gc-news { grid-column: 1; grid-row: 2; }
    .gc-main { grid-column: 1; grid-row: 3; }
}

/* SECTIONS ------------------------------------------------- */
.section {
    padding-top: 45px;
}

#teaching-section {
    border-top: #ddd 1px solid;
}
#selected-section {
    padding-top: 24px;
}
#allpubs-section {
    padding-top: 4px;
}

/* Publication area tabs */
.pub-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: -12px 0 28px 0;
}
.pub-tab {
    font-family: Inter, sans-serif;
    font-size: 9.5pt;
    letter-spacing: 0.4pt;
    color: #4F5357;
    background: #f3f3f1;
    border: none;
    border-radius: 20px;
    padding: 5px 15px;
    cursor: pointer;
    transition: background .15s, color .15s;
}
.pub-tab:hover { background: #e4e4e1; }
.pub-tab.active {
    background: #1565c0;
    color: #fff;
}

.section-title {
    margin-bottom: 26px;
    color: #26323d;
    font-family: Inter, "Helvetica Neue", Arial, sans-serif;
    font-size: 14pt;
    font-weight: 600;
    text-transform: none;
    letter-spacing: 0.2px;
}
.updates-title {
    font-family: Inter, "Helvetica Neue", Arial, sans-serif !important;
    text-transform: none !important;
    letter-spacing: 0.2px !important;
    font-size: 11.5pt;
    font-weight: 600;
    color: #26323d;
}

.intro-section0 {
    padding-right: 30px;
}

/* Bio links */
#summary a, #teaching a, #service a {
    color: #1565c0;
}
#summary a:hover, #teaching a:hover, #service a:hover {
    text-decoration: underline;
}

/* UPDATES / NEWS ------------------------------------------- */
.updates-title {
    font-weight: 600;
    margin-bottom: 12px;
}

.update-item {
    margin-bottom: 14px;
}

.update-date {
    font-weight: 600;
    color: #9a9ea1;
    display: block;
}

#updates a {
    color: #1565c0;
}
#updates a:hover {
    text-decoration: underline;
}

.updates-scroll {
    border-left: #eee 2px solid;
    padding-left: 16px;
    padding-right: 4px;
}

.etal {
    font-style: italic;
    color: #9a9ea1;
}

/* Interests bullet list in bio */
.interests {
    margin: 4px 0 12px 0;
    padding-left: 18px;
}
.interests li {
    margin-bottom: 6px;
}

/* PUBLICATIONS (image + text, two columns) ----------------- */
.pub-row {
    display: flex;
    gap: 22px;
    margin-bottom: 34px;
    align-items: flex-start;
}

.pub-img {
    flex: 0 0 185px;
    max-width: 185px;
}
.pub-img img {
    width: 185px;
    height: auto;
    display: block;
    border-radius: 4px;
    border: #eee 1px solid;
}

.pub-body {
    flex: 1;
    min-width: 0;
}

.pub-desc {
    margin-top: 8px;
    font-size: 9.5pt;
    line-height: 14pt;
    color: #5f6367;
}

.pub {
    margin-bottom: 26px;
}

.pub-title {
    font-weight: 600;
    color: #2f3b44;
    font-size: 12pt;
    line-height: 16pt;
}

.pub-authors {
    display: block;
    margin-top: 3px;
}
.pub-authors a { color: #1565c0; }
.pub-authors a:hover { text-decoration: underline; }

.pub-authors u {
    font-weight: 600;
    text-decoration: none;
}

.pub-venues {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 6px;
}
.pub-venue {
    display: inline-block;
    font-style: normal;
    font-size: 9pt;
    color: #566169;
    background: #eef0f2;
    padding: 2px 9px;
    border-radius: 5px;
}
.pub-venue a { color: #566169; font-weight: inherit; }
.pub-venue a:hover { text-decoration: underline; }

.pub-links {
    margin-top: 5px;
}

.pub-links a {
    color: #1565c0 !important;
    margin-right: 12px;
    font-size: 9pt;
    letter-spacing: 0.4pt;
}

.pub-links a:hover {
    text-decoration: underline;
}

.award-button {
    background: #eee09e;
    font-size: 9px;
    color: #4F5357;
    padding: 2px 7px;
    margin-left: 5px;
    border-radius: 8px;
    text-decoration: none;
    white-space: nowrap;
}

.award-button-2 {
    background: #DAE6FA;
    font-size: 9px;
    color: #4F5357;
    padding: 2px 7px;
    margin-left: 5px;
    border-radius: 8px;
    text-decoration: none;
    white-space: nowrap;
}

/* TEACHING / SERVICE / AWARDS lists ------------------------ */
.entry {
    margin-bottom: 18px;
}

.entry-title {
    font-weight: 600;
    color: #4F5357;
    font-size: 10.5pt;
}

.entry-role {
    font-style: italic;
    color: #7a7e81;
}

.entry-meta {
    color: #9a9ea1;
    float: right;
    font-size: 9.5pt;
}

.entry-desc {
    display: block;
    margin-top: 2px;
}

.dated-list .dated-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 4px 0;
    border-bottom: #f0f0f0 1px solid;
}

.dated-list .dated-row .date {
    color: #9a9ea1;
    white-space: nowrap;
}

.two-col-lists {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
}

.two-col-lists > div {
    flex: 1;
    min-width: 260px;
}

.subhead {
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1pt;
    font-size: 9pt;
    color: #9a9ea1;
    margin: 6px 0 10px 0;
}

/* FOOTER --------------------------------------------------- */
.footer {
    margin-top: 28px;
    padding-top: 20px;
    padding-bottom: 20px;
    border-top: #ddd 1px solid;
    color: #b0b3b5;
}
.footer a { color: #9a9ea1; }
.footer a:hover { text-decoration: underline; }

/* MOBILE --------------------------------------------------- */
.nav-mobile {
    display: none;
    text-align: center;
    padding: 30px 20px 10px 20px;
}
.nav-mobile img {
    width: 150px;
    border-radius: 50%;
    margin: 16px 0;
}
.nav-mobile .md-txt {
    color: #4F5357;
    letter-spacing: 2px;
    font-family: Inter, sans-serif;
}
.nav-mobile-links a {
    color: #1565c0;
    margin: 0 8px;
}
.nav-mobile-pages {
    margin-top: 10px;
    border-top: #eee 1px solid;
    padding-top: 10px;
}
.nav-mobile-pages a {
    color: #4F5357;
    margin: 0 8px;
    font-weight: 600;
}

/* PAGE NAV (sidebar) --------------------------------------- */
.nav-pages {
    margin-top: 18px;
    padding-top: 16px;
    position: relative;
}
.nav-pages::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 30px;
    height: 1px;
    background: #d5d7db;
}
.nav-pages a {
    color: #6b7075 !important;
    font-weight: 600;
    letter-spacing: 0.6pt;
}
.nav-pages a:hover { color: #1565c0 !important; }
.nav-pages a.active { color: #26323d !important; }

/* PAGE SWITCHING ------------------------------------------- */
.page { display: none; }
.page.active { display: block; }

/* Simple single-column pages (teaching / talks / awards / advice) */
.pagewrap {
    padding-top: 44px;
    max-width: 820px;
}
.page-title { margin-bottom: 22px; }

/* Dated lists (talks, awards, grants) */
.dated-list .dated-row {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    padding: 9px 0;
    border-bottom: #f0f0f0 1px solid;
    line-height: 1.5;
}
.dated-list .dated-row .date {
    color: #9a9ea1;
    white-space: nowrap;
}
.dated-list a { color: #1565c0; }
.dated-list a:hover { text-decoration: underline; }

/* Advice / FAQ page */
.advice { max-width: 760px; }
.advice a { color: #1565c0; }
.advice a:hover { text-decoration: underline; }
.advice-intro { margin-bottom: 24px; line-height: 1.65; }
.advice h3 {
    font-family: Inter, sans-serif;
    font-size: 11.5pt;
    font-weight: 600;
    color: #4F5357;
    margin: 24px 0 6px 0;
}
.advice h3 + p { margin-top: 0; }
.advice p { line-height: 1.65; margin-bottom: 12px; }
.guide-back { margin-bottom: 18px; }
.guide-back a { color: #9a9ea1; }

.faq {
    border-bottom: #ececec 1px solid;
}
.faq summary {
    list-style: none;
    cursor: pointer;
    padding: 14px 28px 14px 0;
    position: relative;
    font-family: Inter, sans-serif;
    font-size: 11.5pt;
    font-weight: 600;
    color: #4F5357;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
    content: "+";
    position: absolute;
    right: 4px;
    top: 12px;
    font-size: 15pt;
    font-weight: 400;
    color: #9a9ea1;
    transition: transform .15s;
}
.faq[open] summary::after { content: "\2013"; }
.faq summary:hover { color: #1565c0; }
.faq-a {
    padding: 0 0 16px 0;
    line-height: 1.65;
    color: #5f6367;
}

.res-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 22px 40px;
}
.res-group .subhead {
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1pt;
    font-size: 8.5pt;
    color: #9a9ea1;
    margin: 0 0 8px 0;
}
.res-item { padding: 3px 0; }

@media only screen and (max-width: 767px) {
    .nav-sidebar { display: none; }
    .nav-mobile { display: block; }
    .main {
        margin-left: 0;
        padding: 0 18px 40px 18px;
    }
    .intro-section0 { padding-right: 15px; }
    .entry-meta { float: none; display: block; }
    .pub-row { flex-direction: column; gap: 10px; }
    .pub-img { flex-basis: auto; max-width: 240px; }
    .pagewrap { padding-top: 10px; }
}