/*==================================================================
  ARL2 — Atmospheric Science Theme Enhancement
  Loaded AFTER styles.css to layer a modern, atmospheric redesign
  on top of the original Bootstrap template.
===================================================================*/

:root {
  --sky-deep:   #06143a;   /* deep night-sky navy   */
  --sky-navy:   #0c2360;   /* upper atmosphere      */
  --sky-blue:   #1f5fe0;   /* mid sky               */
  --sky-bright: #2f8bff;   /* bright daylight blue  */
  --cyan:       #38bdf8;   /* aerosol scatter cyan  */
  --cyan-soft:  #7dd3fc;
  --aurora:     #5eead4;   /* faint atmospheric glow*/
  --ink:        #0f1b2d;
  --ink-soft:   #44516b;
  --paper:      #f4f8ff;
  --brand:      #0b36a8;
  --grad-hero:  linear-gradient(160deg, #06143a 0%, #0c2360 32%, #1c4fc4 68%, #2f8bff 100%);
  --grad-accent:linear-gradient(135deg, var(--sky-blue), var(--cyan));
  --shadow-soft: 0 18px 50px -20px rgba(12, 35, 96, .45);
  --shadow-card: 0 24px 60px -24px rgba(8, 25, 70, .55);
}

html { scroll-behavior: smooth; }

body {
  background:
    radial-gradient(1200px 600px at 85% -5%, rgba(56,189,248,.10), transparent 60%),
    radial-gradient(1000px 700px at -10% 20%, rgba(31,95,224,.08), transparent 55%),
    #ffffff;
  overflow-x: hidden;
}

/* gradient accent text helper */
.grad-text {
  background: var(--grad-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/*========================  NAVBAR  =========================*/
.navbar {
  background: rgba(8, 20, 50, .55) !important;
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border-bottom: 1px solid rgba(125, 211, 252, .14);
  transition: background .4s ease, padding .4s ease, box-shadow .4s ease;
}
.navbar.top-nav-collapse {
  background: rgba(6, 16, 42, .92) !important;
  box-shadow: 0 10px 30px -12px rgba(0,0,0,.5);
}
.navbar .nav-link { transition: color .25s ease; position: relative; }
.navbar .nav-item .nav-link::after {
  content: ""; position: absolute; left: 12px; right: 12px; bottom: 6px;
  height: 2px; background: var(--grad-accent);
  transform: scaleX(0); transform-origin: left; transition: transform .3s ease;
  border-radius: 2px;
}
.navbar .nav-item .nav-link:hover::after,
.navbar .nav-item .nav-link.active::after { transform: scaleX(1); }
.navbar .logo-image img { transition: transform .3s ease; }
.navbar .logo-image:hover img { transform: scale(1.05); }

/*========================  HERO  =========================*/
.header {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 9rem 0 6rem;
  background: #0a0e16;
  overflow: hidden;
  text-align: left;
}
/* show the real photo at full fidelity (no blue tint) */
.header::before {
  content: "";
  position: absolute; inset: 0;
  background: url('../images/test.png') center center / cover no-repeat;
  opacity: 1;
  mix-blend-mode: normal;
}
/* neutral dark scrim — only for text legibility, no color cast */
.header::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(100deg,
      rgba(8,10,14,.80) 0%,
      rgba(8,10,14,.55) 38%,
      rgba(8,10,14,.20) 64%,
      rgba(8,10,14,.05) 100%),
    linear-gradient(180deg, rgba(8,10,14,.35) 0%, transparent 30%, rgba(8,10,14,.30) 100%);
  pointer-events: none;
}
.header .container { position: relative; z-index: 3; }

/* floating particles / star-dust layer */
.sky-particles {
  position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background-image:
    radial-gradient(2px 2px at 20% 30%, rgba(255,255,255,.7), transparent),
    radial-gradient(2px 2px at 65% 15%, rgba(255,255,255,.55), transparent),
    radial-gradient(1.5px 1.5px at 80% 60%, rgba(125,211,252,.7), transparent),
    radial-gradient(1.5px 1.5px at 35% 75%, rgba(255,255,255,.5), transparent),
    radial-gradient(2px 2px at 50% 45%, rgba(94,234,212,.6), transparent),
    radial-gradient(1.5px 1.5px at 90% 35%, rgba(255,255,255,.6), transparent);
  background-repeat: no-repeat;
  animation: drift 16s ease-in-out infinite alternate;
}
@keyframes drift {
  from { transform: translateY(0) translateX(0); }
  to   { transform: translateY(-22px) translateX(14px); }
}

/* orbiting satellite ring decoration (right side) */
.hero-orbit {
  position: absolute; z-index: 2; right: -120px; top: 50%;
  width: 620px; height: 620px; transform: translateY(-50%);
  pointer-events: none; opacity: .45;
}
.hero-orbit .ring {
  position: absolute; inset: 0; border-radius: 50%;
  border: 1px dashed rgba(125,211,252,.35);
}
.hero-orbit .ring.r2 { inset: 70px; border-color: rgba(94,234,212,.30); }
.hero-orbit .ring.r3 { inset: 150px; border-style: solid; border-color: rgba(255,255,255,.10); }
.hero-orbit .planet {
  position: absolute; left: 50%; top: 50%; width: 150px; height: 150px;
  margin: -75px 0 0 -75px; border-radius: 50%;
  background: radial-gradient(circle at 32% 30%, #7dd3fc, #1f5fe0 60%, #0c2360);
  box-shadow: 0 0 60px rgba(56,189,248,.55), inset -16px -16px 40px rgba(6,16,42,.7);
}
.hero-orbit .sat {
  position: absolute; top: 50%; left: 50%; width: 100%; height: 100%;
  margin: -50% 0 0 -50%; animation: spin 18s linear infinite;
}
.hero-orbit .sat::before {
  content: ""; position: absolute; top: -7px; left: 50%; width: 14px; height: 14px;
  margin-left: -7px; border-radius: 4px;
  background: var(--cyan-soft); box-shadow: 0 0 18px var(--cyan);
}
.hero-orbit .sat.s2 { animation-duration: 26s; animation-direction: reverse; }
.hero-orbit .sat.s2::before { background: var(--aurora); box-shadow: 0 0 18px var(--aurora); }
@keyframes spin { to { transform: rotate(360deg); } }

.header .h1-large {
  font-family: "Anton", sans-serif;
  font-size: 4rem;
  line-height: 1.04;
  letter-spacing: .5px;
  text-shadow: 0 6px 30px rgba(0,0,0,.35);
  margin-bottom: 1.25rem;
}
.hero-eyebrow {
  display: inline-block;
  font-family: "Poppins", sans-serif;
  font-weight: 600;
  font-size: .82rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--cyan-soft);
  padding: .45rem 1rem;
  border: 1px solid rgba(125,211,252,.35);
  border-radius: 50px;
  background: rgba(56,189,248,.08);
  margin-bottom: 1.6rem;
}
.hero-sub {
  color: rgba(233,242,255,.86);
  font-size: 1.12rem;
  line-height: 1.7;
  max-width: 540px;
  margin-bottom: 2.2rem;
}

/* hero buttons restyle */
.header .btn-solid-lg {
  background: var(--grad-accent);
  border: none;
  border-radius: 50px;
  padding: 1.1rem 2.4rem;
  box-shadow: 0 14px 34px -10px rgba(47,139,255,.7);
  transition: transform .25s ease, box-shadow .25s ease;
}
.header .btn-solid-lg:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 44px -10px rgba(47,139,255,.85);
  border: none; color: #fff;
}
.header .btn-outline-lg {
  border: 1px solid rgba(255,255,255,.55) !important;
  border-radius: 50px;
  padding: 1.05rem 2rem;
  transition: background .25s ease, transform .25s ease;
}
.header .btn-outline-lg:hover {
  background: rgba(255,255,255,.12);
  color: #fff; transform: translateY(-3px);
}

/* scroll cue */
.scroll-cue {
  position: absolute; left: 50%; bottom: 26px; z-index: 4;
  transform: translateX(-50%);
  width: 26px; height: 42px; border: 2px solid rgba(255,255,255,.55);
  border-radius: 16px;
}
.scroll-cue::before {
  content: ""; position: absolute; left: 50%; top: 8px; width: 4px; height: 8px;
  margin-left: -2px; border-radius: 2px; background: #fff;
  animation: cue 1.6s ease-in-out infinite;
}
@keyframes cue { 0%,100%{opacity:0;transform:translateY(0)} 50%{opacity:1;transform:translateY(10px)} }

/* wave divider beneath hero */
.section-wave { display:block; width:100%; height:90px; margin-top:-90px; position:relative; z-index:3; }

/*====================  SECTION HEADINGS  ==================*/
.basic-1, .basic-2 { position: relative; }
.bg-gray { background: linear-gradient(180deg, #f4f8ff 0%, #eaf2ff 100%) !important; }

.p-heading h1, .h2-heading {
  font-family: "Anton", sans-serif;
  letter-spacing: .5px;
}
.section-eyebrow {
  display: block;
  font-family: "Poppins", sans-serif;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-size: .8rem;
  color: var(--sky-blue);
  margin-bottom: .6rem;
}
.h2-heading { position: relative; display: inline-block; padding-bottom: .8rem; }
.h2-heading::after {
  content: ""; position: absolute; left: 50%; bottom: 0; width: 70px; height: 4px;
  transform: translateX(-50%); border-radius: 4px; background: var(--grad-accent);
}

/* highlight underline keyword (.line) */
a.line, .line {
  background: linear-gradient(transparent 62%, rgba(56,189,248,.45) 62%);
  text-decoration: none; padding: 0 2px; font-weight: 600;
}

/*====================  ABOUT / WHAT WE DO  ==================*/
.about-enhanced { padding: 7rem 0 6.5rem; overflow: hidden; }
.about-enhanced .p-heading { text-align: center; }

/* decorative atmospheric arcs behind the section */
.about-enhanced::before {
  content: ""; position: absolute; left: 50%; top: -120px;
  width: 1100px; height: 1100px; transform: translateX(-50%);
  border-radius: 50%; pointer-events: none; z-index: 0;
  background: radial-gradient(closest-side, rgba(56,189,248,.10), transparent 70%);
}
.about-enhanced .container { position: relative; z-index: 1; }

/* lead definition statement */
.about-lead {
  position: relative;
  max-width: 760px; margin: 1.5rem auto 0;
  text-align: center;
  background: rgba(255,255,255,.7);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(31,95,224,.12);
  border-radius: 24px;
  padding: 3rem 2.4rem 2.6rem;
  box-shadow: var(--shadow-soft);
}
.about-lead::before {
  content: "\201C"; position: absolute; top: -6px; left: 50%;
  transform: translateX(-50%);
  font-family: Georgia, serif; font-size: 5rem; line-height: 1;
  color: transparent; background: var(--grad-accent);
  -webkit-background-clip: text; background-clip: text;
}
.about-lead p {
  font-family: "Poppins", sans-serif; font-weight: 600;
  font-size: 1.35rem; line-height: 1.95; color: var(--ink); margin: 0;
}
@media (max-width: 575px){ .about-lead p { font-size: 1.1rem; } }

/* mission intro */
.about-mission { text-align: center; max-width: 760px; margin: 4rem auto 2.8rem; }
.about-mission h2 {
  font-family: "Anton", sans-serif; font-size: 2.4rem; margin-bottom: 1rem;
}
.about-mission p { font-size: 1.08rem; line-height: 1.8; color: var(--ink-soft); margin: 0; }

/* 4 research pillars */
.about-pillars { margin-top: .5rem; }
.about-pillars [class^="col-"] { margin-bottom: 1.6rem; }
.pillar-card {
  position: relative; height: 100%;
  background: #fff; border: 1px solid rgba(31,95,224,.10);
  border-radius: 20px; padding: 2.6rem 1.5rem 2.2rem;
  text-align: center; overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.pillar-card::before {
  content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 5px;
  background: var(--grad-accent); transform: scaleX(0); transform-origin: left;
  transition: transform .4s ease;
}
.pillar-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-card); border-color: rgba(56,189,248,.4); }
.pillar-card:hover::before { transform: scaleX(1); }
.pillar-num {
  position: absolute; top: .9rem; right: 1.2rem;
  font-family: "Anton", sans-serif; font-size: 2.6rem; line-height: 1;
  color: transparent; background: linear-gradient(135deg, rgba(47,139,255,.22), rgba(56,189,248,.22));
  -webkit-background-clip: text; background-clip: text;
}
.pillar-card .pillar-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 78px; height: 78px; margin-bottom: 1.2rem; border-radius: 50%;
  font-size: 1.9rem; color: #fff; background: var(--grad-accent);
  box-shadow: 0 14px 30px -10px rgba(47,139,255,.7);
}
.pillar-card h3 {
  font-family: "Anton", sans-serif; font-size: 1.7rem; letter-spacing: 1px;
  margin-bottom: .7rem; color: var(--sky-navy);
}
.pillar-card p { font-size: .98rem; line-height: 1.6; color: var(--ink-soft); margin: 0; }

/*====================  SERVICES / 연구분야  ==================*/
.basic-2 .text-box {
  position: relative;
  background: #fff;
  border: 1px solid rgba(31,95,224,.10);
  border-radius: 20px;
  padding: 2.6rem 1.8rem 2.2rem;
  height: 100%;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.basic-2 .text-box::before {
  content: ""; position: absolute; left: 0; top: 0; height: 5px; width: 100%;
  background: var(--grad-accent); transform: scaleX(0); transform-origin: left;
  transition: transform .4s ease;
}
.basic-2 .text-box:hover { transform: translateY(-10px); box-shadow: var(--shadow-card); border-color: rgba(56,189,248,.4); }
.basic-2 .text-box:hover::before { transform: scaleX(1); }
.basic-2 .text-box i {
  display: inline-flex; align-items: center; justify-content: center;
  width: 74px; height: 74px; margin-bottom: 1.2rem;
  border-radius: 18px; font-size: 1.9rem; color: #fff;
  background: var(--grad-accent);
  box-shadow: 0 12px 28px -10px rgba(47,139,255,.7);
}
.basic-2 .text-box h2 { font-size: 1.3rem; font-family: "Poppins"; margin-bottom: .9rem; }
.basic-2 .text-box h5 { font-weight: 400; color: var(--ink-soft); font-size: .98rem; line-height: 1.6; }
.basic-2 .text-box h5 p { display:inline; color: var(--sky-blue); font-weight:600; }

/*====================  PROFESSOR / MEMBERS  ==================*/
.basic-1 .details img {
  border-radius: 20px;
  box-shadow: var(--shadow-card);
  border: 4px solid #fff;
}
.basic-1 .time {
  display: inline-block; color: var(--sky-blue) !important;
  background: rgba(47,139,255,.10); padding: .15rem .7rem; border-radius: 30px;
  font-size: .8rem;
}
.basic-1 .text-container.second, .basic-1 .text-container.third {
  border-left: 2px solid rgba(31,95,224,.15); padding-left: 1.6rem;
}

/*====================  MEMBER GRID (cards-1)  ==================*/
.cards-1 { background: linear-gradient(180deg,#ffffff 0%, #f4f8ff 100%); padding-top: 5rem; }
.cards-1 .container > .row:last-child > .col-lg-12 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1.4rem;
}
.cards-1 .card {
  width: 100% !important; margin: 0 !important; border: none !important;
  border-radius: 18px; overflow: hidden; background: #fff;
  box-shadow: var(--shadow-soft);
  transition: transform .35s ease, box-shadow .35s ease;
}
.cards-1 .card:hover { transform: translateY(-8px); box-shadow: var(--shadow-card); }
.cards-1 .card .card-body { padding: 0 !important; position: relative; }
.cards-1 .card .details { display: block; margin: 0; }
.cards-1 .card .details img {
  width: 100%; height: 220px; object-fit: cover; object-position: top center;
  display: block; margin: 0; border-radius: 0; transition: transform .5s ease;
}
.cards-1 .card:hover .details img { transform: scale(1.06); }
.cards-1 .card .details .text {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 1.4rem 1rem .9rem;
  background: linear-gradient(transparent, rgba(6,16,42,.86) 55%);
  text-align: left;
}
.cards-1 .card .testimonial-author { color: #fff; font-size: 1.05rem; }
.cards-1 .card .occupation {
  color: var(--cyan-soft); font-size: .82rem; font-weight: 600;
  letter-spacing: .5px;
}
.cards-1 .testimonial-text { display: none; }

/*====================  GALLERY  ==================*/
.gallery-1 {
  padding: 5.5rem 0 6rem;
  background: linear-gradient(180deg, #ffffff 0%, #f4f8ff 100%);
}
.gallery-1 .section-eyebrow { text-align: center; }
.gallery-1 .gallery-sub {
  text-align: center; color: var(--ink-soft);
  max-width: 600px; margin: .4rem auto 2.6rem; font-size: 1.02rem;
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}
.gallery-item {
  border: none; padding: 0; cursor: pointer;
  aspect-ratio: 4 / 3;
  border-radius: 16px; overflow: hidden;
  background-size: cover; background-position: center;
  background-color: #dce6f5;
  box-shadow: var(--shadow-soft);
  position: relative;
  opacity: 0; transform: translateY(20px) scale(.98);
  transition: opacity .6s ease, transform .6s ease, box-shadow .35s ease;
}
.gallery-item.in { opacity: 1; transform: none; }
.gallery-item::after {
  content: "\f00e"; font-family: "Font Awesome 5 Free"; font-weight: 900;
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; color: #fff;
  background: linear-gradient(135deg, rgba(31,95,224,.55), rgba(56,189,248,.55));
  opacity: 0; transition: opacity .3s ease;
}
.gallery-item:hover { box-shadow: var(--shadow-card); }
.gallery-item:hover::after { opacity: 1; }
.gallery-item:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; }

/* lightbox overlay */
.gallery-lightbox {
  position: fixed; inset: 0; z-index: 2000;
  display: none; align-items: center; justify-content: center;
  background: rgba(6, 12, 28, .92);
  backdrop-filter: blur(6px);
}
.gallery-lightbox.open { display: flex; }
.gallery-lightbox .gl-img {
  max-width: 88vw; max-height: 84vh;
  border-radius: 12px; box-shadow: 0 30px 80px -20px rgba(0,0,0,.7);
  animation: glIn .35s ease;
}
@keyframes glIn { from { opacity: 0; transform: scale(.96); } to { opacity: 1; transform: none; } }
.gallery-lightbox .gl-close {
  position: absolute; top: 22px; right: 26px;
  width: 46px; height: 46px; border-radius: 50%;
  background: rgba(255,255,255,.12); color: #fff; border: 1px solid rgba(255,255,255,.3);
  font-size: 1.6rem; line-height: 1; cursor: pointer; transition: background .25s ease;
}
.gallery-lightbox .gl-close:hover { background: rgba(255,255,255,.25); }
.gallery-lightbox .gl-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 54px; height: 54px; border-radius: 50%;
  background: rgba(255,255,255,.10); color: #fff; border: 1px solid rgba(255,255,255,.25);
  font-size: 1.3rem; cursor: pointer; transition: background .25s ease;
}
.gallery-lightbox .gl-nav:hover { background: var(--grad-accent); border-color: transparent; }
.gallery-lightbox .gl-prev { left: 20px; }
.gallery-lightbox .gl-next { right: 20px; }
.gallery-lightbox .gl-count {
  position: absolute; bottom: 22px; left: 50%; transform: translateX(-50%);
  color: rgba(255,255,255,.85); font-family: "Poppins"; font-size: .9rem;
  letter-spacing: 1px;
}
@media (max-width: 575px) {
  .gallery-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
  .gallery-lightbox .gl-nav { width: 44px; height: 44px; }
}

/*====================  RECRUIT SPLIT  ==================*/
.split .area-1 {
  background: var(--grad-hero) !important;
  position: relative; overflow: hidden;
}
.split .area-1::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(420px 320px at 70% 30%, rgba(56,189,248,.35), transparent 60%),
    url('../images/test.png') center/cover no-repeat;
  opacity: .9; mix-blend-mode: screen;
}
.split .area-2 .text-container h2 { font-family: "Poppins"; }
.split .icons-container img {
  filter: drop-shadow(0 8px 16px rgba(12,35,96,.18));
  transition: transform .3s ease;
}
.split .icons-container img:hover { transform: translateY(-6px) scale(1.06); }

/*====================  FAQ ACCORDION  ==================*/
.accordion-1 .card {
  border: 1px solid rgba(31,95,224,.10) !important;
  border-radius: 16px !important;
  margin-bottom: 1rem; overflow: hidden;
  box-shadow: 0 10px 30px -22px rgba(8,25,70,.5);
  transition: box-shadow .3s ease;
}
.accordion-1 .card:hover { box-shadow: var(--shadow-soft); }
.accordion-1 .card-header { background: #fff !important; border: none !important; padding: 0; }
.accordion-1 .btn-link {
  color: var(--ink) !important; font-family: "Poppins"; font-weight: 600;
  padding: 1.25rem 1.5rem !important; text-decoration: none !important;
  position: relative;
}
.accordion-1 .btn-link::before {
  content: "Q"; display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; margin-right: .8rem; border-radius: 8px;
  background: var(--grad-accent); color: #fff; font-size: .85rem;
  vertical-align: middle;
}
.accordion-1 .card-body { color: var(--ink-soft); line-height: 1.75; padding: 0 1.5rem 1.4rem 3.9rem; }

/*====================  CONTACT  ==================*/
.form-1.bg-gray {
  background: var(--grad-hero) !important;
  position: relative; overflow: hidden;
}
.form-1.bg-gray::after {
  content:""; position:absolute; inset:0;
  background: radial-gradient(560px 360px at 80% 20%, rgba(56,189,248,.30), transparent 60%);
  pointer-events:none;
}
.form-1 .container { position: relative; z-index: 2; }
.form-1 h2 { color: #fff; }
.form-1 .p-heading { color: rgba(233,242,255,.85); }
.form-1 h5 a.line {
  color: #fff;
  background: linear-gradient(transparent 60%, rgba(56,189,248,.6) 60%);
}

/*====================  EXTRA PAGES (pub / project)  ==================*/
.ex-header {
  position: relative;
  padding: 11rem 0 5.5rem !important;
  background: var(--grad-hero) !important;
  overflow: hidden;
}
.ex-header::before {
  content: ""; position: absolute; inset: 0;
  background: url('../images/test.png') center center / cover no-repeat;
  opacity: .16; mix-blend-mode: screen; pointer-events: none;
}
.ex-header::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(620px 400px at 82% 24%, rgba(56,189,248,.30), transparent 60%);
}
.ex-header .container { position: relative; z-index: 2; }
.ex-header h1 {
  font-family: "Anton", "HUFS", "Noto Sans KR", sans-serif;
  font-size: 3.2rem; letter-spacing: .5px;
  text-shadow: 0 6px 30px rgba(0,0,0,.3);
}
.ex-header .ex-eyebrow {
  display: inline-block; margin-bottom: 1rem;
  font-family: "Poppins", sans-serif; font-weight: 600;
  font-size: .8rem; letter-spacing: 3px; text-transform: uppercase;
  color: var(--cyan-soft); padding: .4rem 1rem; border-radius: 50px;
  border: 1px solid rgba(125,211,252,.35); background: rgba(56,189,248,.08);
}

.ex-basic-1 { background: linear-gradient(180deg,#ffffff 0%, #f4f8ff 100%); padding-bottom: 4rem; }

/* section titles on sub pages */
.ex-basic-1 h2.h, .ex-basic-1 .article_body > h2 {
  position: relative; display: inline-block;
  font-family: "Poppins","HUFS",sans-serif; font-weight: 700;
  color: var(--sky-navy); padding-bottom: .6rem; margin-top: 2.4rem;
}
.ex-basic-1 h2.h::after, .ex-basic-1 .article_body > h2::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 56px; height: 4px;
  border-radius: 4px; background: var(--grad-accent);
}

/* year group pill */
.ex-basic-1 h5.h {
  display: inline-block; margin: 1.6rem 0 1rem;
  font-family: "Poppins","HUFS",sans-serif;
  color: #fff; background: var(--grad-accent);
  padding: .3rem 1.1rem; border-radius: 50px; font-size: 1rem;
  box-shadow: 0 10px 22px -10px rgba(47,139,255,.6);
}

/* publication list cards */
.list .article_body { width: 100%; }
.ex-basic-1 ul.list_dot {
  list-style: none; padding-left: 0; margin-bottom: .5rem;
}
.ex-basic-1 ul.list_dot li {
  position: relative;
  background: #fff; border: 1px solid rgba(31,95,224,.10);
  border-left: 4px solid var(--sky-blue);
  border-radius: 12px; padding: 1rem 1.1rem 1rem 1.2rem;
  margin-bottom: .8rem; line-height: 1.65; font-size: .96rem;
  color: var(--ink-soft);
  box-shadow: 0 10px 26px -20px rgba(8,25,70,.5);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.ex-basic-1 ul.list_dot li:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-soft); border-left-color: var(--cyan);
}
.ex-basic-1 ul.list_dot li strong { color: var(--sky-navy); }
.ex-basic-1 ul.list_dot li i { color: var(--ink); }
.ex-basic-1 ul.list_dot li a img {
  width: 22px; vertical-align: middle; margin-left: 4px;
  transition: transform .2s ease;
}
.ex-basic-1 ul.list_dot li a:hover img { transform: scale(1.15); }

/* project text-box cards */
.ex-basic-1 .text-box {
  background: #fff !important; border: 1px solid rgba(31,95,224,.10);
  border-radius: 18px !important; padding: 2rem 2rem 1.4rem !important;
  box-shadow: var(--shadow-soft);
}
.ex-basic-1 .text-box h4 {
  font-family: "Poppins","HUFS",sans-serif; font-size: 1.12rem;
  color: var(--ink); padding-left: 1.1rem; position: relative; line-height: 1.5;
}
.ex-basic-1 .text-box h4::before {
  content: ""; position: absolute; left: 0; top: .35em;
  width: 9px; height: 9px; border-radius: 50%; background: var(--grad-accent);
}
.ex-basic-1 .text-box h5 { color: var(--sky-blue); font-weight: 600; padding-left: 1.1rem; font-size: .92rem; }
.ex-basic-1 .text-box h6 { color: var(--ink-soft); font-weight: 600; }

/* completed-projects list variant */
.ex-basic-1 .text-box.completed h5 {
  color: var(--ink); padding-left: 1.1rem; position: relative; font-size: 1rem; margin-top: 1rem;
}
.ex-basic-1 .text-box.completed h5::before {
  content: ""; position: absolute; left: 0; top: .45em;
  width: 8px; height: 8px; border-radius: 2px; background: var(--cyan);
}

/* awards table */
.ex-basic-1 table.tbl2 {
  width: 100% !important; max-width: 720px; border-collapse: separate; border-spacing: 0;
  border-radius: 14px; overflow: hidden; box-shadow: var(--shadow-soft); background: #fff;
}
.ex-basic-1 table.tbl2 td {
  padding: 1rem 1.2rem; border-bottom: 1px solid rgba(31,95,224,.08);
  vertical-align: middle; font-size: .96rem;
}
.ex-basic-1 table.tbl2 tr td:first-child { font-family: "Poppins","HUFS",sans-serif; color: var(--ink); }
.ex-basic-1 table.tbl2 tr td:last-child {
  text-align: right; white-space: nowrap; color: var(--sky-blue); font-weight: 600;
}
.ex-basic-1 table.tbl2 td h6 { color: var(--ink-soft); font-weight: 600; margin-top: .2rem; }
.ex-basic-1 table.tbl2 tr:last-child td { border-bottom: none; }
.ex-basic-1 table.tbl2 tr:hover td { background: #f4f8ff; }

/* main-page button */
.ex-basic-1 .btn-solid-reg {
  background: var(--grad-accent); border: none; border-radius: 50px;
  padding: .9rem 2.2rem; box-shadow: 0 12px 28px -10px rgba(47,139,255,.6);
  transition: transform .25s ease, box-shadow .25s ease;
}
.ex-basic-1 .btn-solid-reg:hover { transform: translateY(-3px); color: #fff; box-shadow: 0 18px 36px -10px rgba(47,139,255,.75); }

@media (max-width: 767px) {
  .ex-header h1 { font-size: 2.3rem; }
  .ex-header { padding: 9rem 0 4rem !important; }
}

/*====================  FOOTER / COPYRIGHT  ==================*/
.footer.bg-gray, .copyright.bg-gray {
  background: #06122e !important;
}
.copyright .p-small, .copyright a { color: rgba(233,242,255,.7) !important; }
.footer .fa-stack:hover .fa-stack-1x { color: var(--cyan); }

/*====================  SCROLL REVEAL  ==================*/
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s ease, transform .8s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .sky-particles, .hero-orbit .sat, .scroll-cue::before { animation: none; }
}

/*====================  RESPONSIVE  ==================*/
@media (max-width: 991px) {
  .header { text-align: center; min-height: auto; padding: 8rem 0 5rem; }
  .header .h1-large { font-size: 2.9rem; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-orbit { display: none; }
  .navbar { background: rgba(6,16,42,.95) !important; }
}
@media (max-width: 575px) {
  .header .h1-large { font-size: 2.3rem; }
  .cards-1 .container > .row:last-child > .col-lg-12 {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }
}