/**
 * Modern overrides for iPortfolio
 * Refined palette + typography for an academic researcher.
 * Loaded after style.css so it takes precedence.
 */

:root {
  --m-ink: #1f2937;          /* primary text */
  --m-ink-soft: #4b5563;     /* secondary text */
  --m-muted: #6b7280;        /* muted text */
  --m-line: #e5e7eb;         /* hairline borders */
  --m-bg: #ffffff;           /* page background */
  --m-bg-soft: #f8fafc;      /* section background */
  --m-bg-card: #ffffff;      /* card background */
  --m-accent: #4f46e5;       /* indigo accent */
  --m-accent-soft: #eef2ff;  /* accent tint */
  --m-accent-deep: #3730a3;  /* accent hover */
  --m-sidebar: #0f172a;      /* deep slate sidebar */
  --m-sidebar-soft: #1e293b;
  --m-radius: 14px;
  --m-radius-sm: 10px;
  --m-shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(15, 23, 42, 0.06);
  --m-shadow: 0 4px 12px rgba(15, 23, 42, 0.06), 0 2px 4px rgba(15, 23, 42, 0.04);
  --m-shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.10);
  --m-transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/*--------------------------------------------------------------
# Base typography
--------------------------------------------------------------*/
body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--m-ink);
  background: var(--m-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: -0.005em;
}

h1, h2, h3, h4, h5, h6 {
  font-family: "Lora", Georgia, "Times New Roman", serif;
  letter-spacing: -0.015em;
  color: var(--m-ink);
}

a {
  color: var(--m-accent);
  transition: color var(--m-transition);
}

a:hover {
  color: var(--m-accent-deep);
}

p {
  line-height: 1.7;
  color: var(--m-ink-soft);
}

/*--------------------------------------------------------------
# Sidebar / Header
--------------------------------------------------------------*/
#header {
  background: var(--m-sidebar);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
}

#header .profile img {
  width: 128px;
  border: 3px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

#header .profile h1 {
  font-family: "Lora", serif;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

#header .profile h1 a,
#header .profile h1 a:hover {
  color: #f8fafc;
}

#header .profile .social-links a {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: all var(--m-transition);
}

#header .profile .social-links a:hover {
  background: var(--m-accent);
  border-color: var(--m-accent);
  transform: translateY(-2px);
}

/* Nav links */
.nav-menu a,
.nav-menu a:focus {
  font-family: "Inter", sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: #cbd5e1;
  padding: 10px 14px;
  border-radius: 8px;
  margin-bottom: 4px;
  letter-spacing: 0;
}

.nav-menu a i,
.nav-menu a:focus i {
  font-size: 20px;
  color: #64748b;
  transition: color var(--m-transition);
}

.nav-menu a:hover,
.nav-menu .active,
.nav-menu .active:focus,
.nav-menu li:hover > a {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.05);
}

.nav-menu a:hover i,
.nav-menu .active i,
.nav-menu .active:focus i,
.nav-menu li:hover > a i {
  color: var(--m-accent);
}

/*--------------------------------------------------------------
# Mobile nav toggle
--------------------------------------------------------------*/
.mobile-nav-toggle {
  background: var(--m-accent);
  border-radius: 10px;
  box-shadow: var(--m-shadow);
}

/*--------------------------------------------------------------
# Back to top
--------------------------------------------------------------*/
.back-to-top {
  background: var(--m-accent);
  border-radius: 12px;
  box-shadow: var(--m-shadow);
}

.back-to-top:hover {
  background: var(--m-accent-deep);
}

/*--------------------------------------------------------------
# Sections
--------------------------------------------------------------*/
section {
  padding: 80px 0;
}

.section-bg {
  background: var(--m-bg-soft);
}

.section-title {
  padding-bottom: 36px;
}

.section-title h2 {
  font-size: 28px;
  font-weight: 600;
  color: var(--m-ink);
  margin-bottom: 8px;
  padding-bottom: 14px;
}

.section-title h2::after {
  width: 36px;
  height: 2px;
  background: var(--m-accent);
  border-radius: 2px;
}

.section-title p {
  color: var(--m-muted);
  font-size: 15px;
}

/*--------------------------------------------------------------
# Publication
--------------------------------------------------------------*/
.publlication {
  background: var(--m-bg);
}

.publlication .pub-year-group {
  margin-bottom: 40px;
}

.publlication .pub-year {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--m-accent);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.publlication .pub-year::after {
  content: "";
  flex: 0 0 42px;
  height: 2px;
  background: var(--m-accent-soft);
  border-radius: 2px;
}

.pub-card {
  display: flex;
  gap: 20px;
  padding: 20px 22px;
  margin-bottom: 18px;
  background: var(--m-bg-card);
  border: 1px solid var(--m-line);
  border-radius: var(--m-radius);
  box-shadow: var(--m-shadow-sm);
  transition: box-shadow var(--m-transition), transform var(--m-transition),
    border-color var(--m-transition);
}

.pub-card:hover {
  box-shadow: var(--m-shadow);
  border-color: var(--m-accent-soft);
  transform: translateY(-2px);
}

.pub-index {
  flex: 0 0 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--m-radius-sm);
  background: var(--m-accent-soft);
  color: var(--m-accent);
  font-weight: 600;
  font-size: 15px;
}

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

.pub-title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--m-ink);
  margin-bottom: 6px;
}

.pub-title a {
  color: inherit;
  transition: color var(--m-transition);
}

.pub-title a:hover {
  color: var(--m-accent);
}

.pub-meta {
  font-size: 13.5px;
  color: var(--m-muted);
  line-height: 1.5;
  margin-bottom: 8px;
}

.pub-meta .pub-venue {
  color: var(--m-ink-soft);
  font-style: italic;
}

.pub-meta .pub-year-badge {
  font-weight: 600;
  color: var(--m-accent);
}

.pub-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--m-accent);
  background: var(--m-accent-soft);
  border-radius: 999px;
  padding: 5px 14px;
  margin: 2px 8px 2px 0;
  transition: background var(--m-transition), color var(--m-transition);
  text-decoration: none;
}

.pub-links a:hover {
  background: var(--m-accent);
  color: #fff;
}

.pub-links a i {
  font-size: 15px;
}

@media (max-width: 575px) {
  .pub-card {
    flex-direction: column;
    gap: 12px;
  }
}

/*--------------------------------------------------------------
# About
--------------------------------------------------------------*/
.about .content h3 {
  font-family: "Lora", serif;
  font-weight: 600;
  font-size: 24px;
  color: var(--m-ink);
}

.about .content .fst-italic {
  color: var(--m-accent);
  font-style: normal;
  font-weight: 500;
  font-size: 15px;
  letter-spacing: 0;
}

.about .content ul li {
  margin-bottom: 14px;
  font-size: 15px;
  color: var(--m-ink-soft);
}

.about .content ul strong {
  color: var(--m-ink);
  font-weight: 600;
}

.about .content ul i {
  color: var(--m-accent);
}

.about .content p:last-child {
  font-size: 16px;
  line-height: 1.75;
}

/*--------------------------------------------------------------
# Resume
--------------------------------------------------------------*/
.resume .resume-title {
  font-family: "Lora", serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--m-ink);
  margin-top: 0;
  margin-bottom: 24px;
}

.resume .resume-item {
  padding: 0 0 28px 24px;
  border-left: 2px solid var(--m-line);
}

.resume .resume-item::before {
  width: 12px;
  height: 12px;
  left: -7px;
  top: 2px;
  background: var(--m-bg);
  border: 2px solid var(--m-accent);
  box-shadow: 0 0 0 4px var(--m-accent-soft);
}

.resume .resume-item h4 {
  font-family: "Inter", sans-serif;
  font-size: 16px;
  font-weight: 600;
  text-transform: none;
  letter-spacing: -0.005em;
  color: var(--m-ink);
  margin-bottom: 6px;
  line-height: 1.4;
}

.resume .resume-item h5 {
  font-family: "Inter", sans-serif;
  font-size: 13px;
  font-weight: 500;
  background: var(--m-accent-soft);
  color: var(--m-accent-deep);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.resume .resume-item p,
.resume .resume-item ul li {
  color: var(--m-ink-soft);
  font-size: 15px;
  line-height: 1.65;
}

.resume .resume-item p em {
  color: var(--m-muted);
  font-style: normal;
  font-weight: 500;
}

.resume h2 a img {
  vertical-align: middle;
  transition: opacity var(--m-transition);
  opacity: 0.7;
}

.resume h2 a:hover img {
  opacity: 1;
}

/*--------------------------------------------------------------
# Skills
--------------------------------------------------------------*/
.skills .progress {
  height: auto;
  margin-bottom: 22px;
}

.skills .progress .skill {
  font-family: "Inter", sans-serif;
  text-transform: none;
  font-weight: 500;
  font-size: 14px;
  color: var(--m-ink);
  letter-spacing: 0;
  margin-bottom: 8px;
}

.skills .progress .skill .val {
  color: var(--m-muted);
  font-weight: 500;
}

.skills .progress-bar-wrap {
  background: var(--m-line);
  height: 6px;
  border-radius: 999px;
  overflow: hidden;
}

.skills .progress-bar {
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--m-accent), #6366f1);
}

/*--------------------------------------------------------------
# Portfolio
--------------------------------------------------------------*/
.portfolio #portfolio-flters {
  background: var(--m-bg);
  border: 1px solid var(--m-line);
  border-radius: 999px;
  padding: 4px;
  box-shadow: var(--m-shadow-sm);
}

.portfolio #portfolio-flters li {
  font-family: "Inter", sans-serif;
  font-size: 13px;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--m-ink-soft);
  padding: 8px 18px;
  border-radius: 999px;
  margin-bottom: 0;
}

.portfolio #portfolio-flters li:hover {
  color: var(--m-accent);
}

.portfolio #portfolio-flters li.filter-active {
  color: #ffffff;
  background: var(--m-accent);
}

.portfolio .portfolio-wrap {
  border-radius: var(--m-radius);
  box-shadow: var(--m-shadow-sm);
  border: 1px solid var(--m-line);
}

.portfolio .portfolio-wrap img {
  border-radius: var(--m-radius) var(--m-radius) 0 0;
}

.portfolio .portfolio-wrap::before {
  background: linear-gradient(180deg, rgba(15, 23, 42, 0) 0%, rgba(15, 23, 42, 0.75) 100%);
  border-radius: var(--m-radius);
  opacity: 0;
}

.portfolio .portfolio-wrap:hover::before {
  opacity: 1;
}

.portfolio .portfolio-wrap .portfolio-links {
  bottom: -50px;
  gap: 6px;
  padding: 0 16px;
}

.portfolio .portfolio-wrap .portfolio-links a {
  font-size: 18px;
  background: rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--m-radius-sm);
  padding: 10px 6px;
  width: auto;
  flex: 1;
  transition: all var(--m-transition);
}

.portfolio .portfolio-wrap .portfolio-links a:hover {
  background: var(--m-accent);
  border-color: var(--m-accent);
  transform: translateY(-2px);
}

.portfolio .portfolio-wrap .portfolio-links a + a {
  border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.portfolio-links label {
  font-family: "Inter", sans-serif;
  font-size: 10pt;
  line-height: 1.4;
  font-weight: 500;
  letter-spacing: 0;
}

.portfolio .portfolio-wrap:hover .portfolio-links {
  bottom: 16px;
}

/*--------------------------------------------------------------
# Footer
--------------------------------------------------------------*/
#footer {
  background: var(--m-sidebar);
  color: #cbd5e1;
  padding: 24px 0;
  font-size: 14px;
}

#footer .copyright {
  color: #94a3b8;
}

#footer .copyright strong span {
  color: #f8fafc;
  font-weight: 500;
}

#footer .credits a {
  color: var(--m-accent);
}

/*--------------------------------------------------------------
# GLightbox preview window
--------------------------------------------------------------*/

/* Darker, blurred backdrop */
.goverlay {
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* Rounded media frame + soft shadow */
.glightbox-clean .gslide-media,
.glightbox-clean .gslide-image img,
.glightbox-clean .gslide-video {
  border-radius: 14px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
}

.glightbox-clean .gslide-video {
  background: #000;
  overflow: hidden;
}

/* Caption bar — frosted card under the media */
.glightbox-clean .gslide-description {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  margin-top: 14px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.glightbox-clean .gdesc-inner {
  padding: 16px 22px;
}

.glightbox-clean .gslide-title {
  font-family: "Lora", Georgia, serif;
  font-size: 16px;
  font-weight: 600;
  color: #f8fafc;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
  line-height: 1.4;
}

.glightbox-clean .gslide-desc {
  font-family: "Inter", sans-serif;
  font-size: 13.5px;
  color: #cbd5e1;
  line-height: 1.6;
}

.glightbox-clean .gslide-desc a {
  color: #a5b4fc;
  font-weight: 500;
}

/* Navigation + close buttons — glassy pills */
.glightbox-clean .gprev,
.glightbox-clean .gnext,
.glightbox-clean .gclose {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  transition: all var(--m-transition);
  opacity: 0.85;
}

.glightbox-clean .gprev:hover,
.glightbox-clean .gnext:hover,
.glightbox-clean .gclose:hover {
  background: var(--m-accent);
  border-color: var(--m-accent);
  opacity: 1;
  transform: scale(1.05);
}

.glightbox-clean .gprev path,
.glightbox-clean .gnext path,
.glightbox-clean .gclose path {
  fill: #f8fafc;
}

.glightbox-clean .gprev,
.glightbox-clean .gnext {
  width: 44px;
  height: 44px;
  top: 50%;
  margin-top: -22px;
}

.glightbox-clean .gprev {
  left: 24px;
}

.glightbox-clean .gnext {
  right: 24px;
}

.glightbox-clean .gclose {
  width: 40px;
  height: 40px;
  top: 18px;
  right: 18px;
  border-radius: 50%;
}

.glightbox-clean .gclose svg {
  width: 16px;
}

.gbtn.focused {
  outline: 2px solid var(--m-accent);
  outline-offset: 2px;
}

/* Loader spinner */
.gloader {
  border-color: rgba(255, 255, 255, 0.4);
  border-right-color: transparent;
}

/*--------------------------------------------------------------
# Plyr video player controls
--------------------------------------------------------------*/
.plyr {
  border-radius: 14px;
  overflow: hidden;
  font-family: "Inter", sans-serif;
}

/* Control bar — frosted dark */
.plyr--video .plyr__controls {
  background: linear-gradient(transparent, rgba(15, 23, 42, 0.85));
  padding: 24px 14px 12px;
  border: none;
}

/* Big center play button */
.plyr--video .plyr__control--overlaid {
  background: var(--m-accent);
  border-radius: 50%;
  width: 72px;
  height: 72px;
  box-shadow: 0 8px 28px rgba(79, 70, 229, 0.5);
}

.plyr--video .plyr__control--overlaid:hover {
  background: var(--m-accent-deep);
}

.plyr--video .plyr__control--overlaid svg {
  width: 26px;
  height: 26px;
  fill: #fff;
  margin-left: 3px;
}

/* Control buttons */
.plyr__control {
  border-radius: 8px;
  transition: background var(--m-transition);
}

.plyr__control:hover {
  background: rgba(255, 255, 255, 0.12);
}

.plyr__control svg {
  fill: #e2e8f0;
}

.plyr__control:hover svg {
  fill: #fff;
}

/* Progress / seek bar */
.plyr--full-ui input[type="range"] {
  color: var(--m-accent);
}

.plyr__progress__buffer {
  color: rgba(255, 255, 255, 0.2);
}

.plyr--video .plyr__progress__buffer {
  color: rgba(255, 255, 255, 0.18);
  border-radius: 999px;
}

.plyr__progress--played,
.plyr__volume--display {
  color: var(--m-accent);
}

/* Time labels */
.plyr__time {
  color: #cbd5e1;
  font-size: 12.5px;
  font-weight: 500;
}

/* Volume slider thumb */
.plyr--full-ui input[type="range"]::-webkit-slider-thumb {
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.25);
}

.plyr--full-ui input[type="range"]::-moz-range-thumb {
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.25);
}

/* Menu (settings / speed) */
.plyr__menu__container {
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: #e2e8f0;
  font-size: 13px;
}

.plyr__menu__container .plyr__control {
  color: #cbd5e1;
}

.plyr__menu__container .plyr__control--forward::after {
  border-left-color: #94a3b8;
}

.plyr__menu__container .plyr__control--back::after {
  border-right-color: #94a3b8;
}

/* Fullscreen toggle hover */
.plyr--fullscreen-enabled .plyr__control--fullscreen {
  border-radius: 8px;
}

/*--------------------------------------------------------------
# Responsive tweaks
--------------------------------------------------------------*/
@media (max-width: 1199px) {
  section {
    padding: 56px 0;
  }

  .section-title h2 {
    font-size: 26px;
  }
}

@media (max-width: 768px) {
  .section-title h2 {
    font-size: 24px;
  }

  .glightbox-clean .gprev {
    left: 10px;
  }

  .glightbox-clean .gnext {
    right: 10px;
  }

  .glightbox-clean .gclose {
    top: 12px;
    right: 12px;
  }

  .glightbox-clean .gslide-description {
    margin-top: 10px;
  }

  .glightbox-clean .gdesc-inner {
    padding: 12px 16px;
  }

  .plyr--video .plyr__control--overlaid {
    width: 60px;
    height: 60px;
  }
}