/* ==================================================================
   ICRTAC'26 — 9th International Conference on Recent Trends
   in Advanced Computing · VIT Chennai · 10–11 December 2026

   TABLE OF CONTENTS
   01 · Variables
   02 · Reset & base
   03 · Utilities (container, section header, buttons, cards)
   04 · Announcement bar
   05 · Navbar
   06 · Hero
   07 · Statistics
   08 · About conference
   09 · About VIT
   10 · Publication
   11 · Important dates (timeline)
   12 · Tracks (accordion)
   13 · Submission guidelines
   14 · Registration fees
   15 · Patrons
   16 · Keynote speakers
   17 · Committee (tabs)
   18 · Sponsors carousel
   19 · Venue
   20 · Gallery
   21 · Contact
   22 · Footer
   23 · Back to top
   24 · Scroll reveal
   25 · Responsive
   26 · Reduced motion & print
================================================================== */


/* ==================================================================
   01 · VARIABLES
================================================================== */
:root{
  /* Palette */
  --primary:      #081A3A;
  --secondary:    #0F2C5C;
  --accent:       #F4B400;
  --blue:         #2979FF;
  --white:        #FFFFFF;
  --bg:           #F5F7FC;

  /* Derived tints */
  --ink:          #0B1B33;
  --ink-2:        #3D4E6B;
  --ink-3:        #6B7A94;
  --line:         #E1E7F2;
  --teal:         #37D3C0;

  /* Glass */
  --glass:        rgba(255,255,255,.66);
  --glass-strong: rgba(255,255,255,.82);
  --glass-dark:   rgba(255,255,255,.06);
  --glass-border: rgba(255,255,255,.55);
  --glass-border-dark: rgba(255,255,255,.14);

  /* Gradients */
  --grad-blue:  linear-gradient(135deg, #2979FF 0%, #0F2C5C 100%);
  --grad-dark:  linear-gradient(160deg, #081A3A 0%, #0F2C5C 60%, #081A3A 100%);
  --grad-gold:  linear-gradient(135deg, #F4B400 0%, #FFD65C 100%);
  --grad-text:  linear-gradient(100deg, #FFFFFF 0%, #BFD6FF 45%, #F4B400 100%);

  /* Shadows */
  --sh-sm:  0 2px 8px rgba(8,26,58,.06);
  --sh-md:  0 10px 30px rgba(8,26,58,.10);
  --sh-lg:  0 24px 60px rgba(8,26,58,.16);
  --sh-blue:0 12px 30px rgba(41,121,255,.34);

  /* Type */
  --f-display: 'Poppins', system-ui, sans-serif;
  --f-body:    'Inter', system-ui, sans-serif;
  --f-util:    'Montserrat', system-ui, sans-serif;

  /* Radius */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;
  --r-pill: 999px;

  /* Layout */
  --maxw: 1240px;
  --nav-h: 74px;
  --ann-h: 46px;

  /* Motion */
  --ease: cubic-bezier(.22,.9,.28,1);
  --t-fast: .18s var(--ease);
  --t: .35s var(--ease);
  --t-slow: .7s var(--ease);
}


/* ==================================================================
   02 · RESET & BASE
================================================================== */
*,*::before,*::after{ margin:0; padding:0; box-sizing:border-box; }

html{
  scroll-behavior:smooth;
  scroll-padding-top: calc(var(--nav-h) + var(--ann-h) + 12px);
  -webkit-text-size-adjust:100%;
  overflow-x:clip;
}

body{
  font-family: var(--f-body);
  font-weight:400;
  font-size:16px;
  line-height:1.7;
  color: var(--ink-2);
  background: var(--bg);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4,h5{
  font-family: var(--f-display);
  color: var(--ink);
  line-height:1.2;
  font-weight:600;
  letter-spacing:-.01em;
}

img{ max-width:100%; display:block; }
a{ color: var(--blue); text-decoration:none; transition: color var(--t-fast); }
a:hover{ color: var(--secondary); }
ul{ list-style:none; }
button{ font-family:inherit; cursor:pointer; border:none; background:none; color:inherit; }
table{ border-collapse:collapse; width:100%; }
iframe{ display:block; }
.review-steps{ list-style:none; padding-left:0; }

/* Accessible focus ring */
:focus-visible{
  outline:3px solid var(--accent);
  outline-offset:3px;
  border-radius:4px;
}

/* Selection */
::selection{ background: var(--blue); color:#fff; }

/* Scrollbar */
::-webkit-scrollbar{ width:11px; height:11px; }
::-webkit-scrollbar-track{ background: #E9EEF9; }
::-webkit-scrollbar-thumb{ background: #A9BBDA; border-radius:99px; border:3px solid #E9EEF9; }
::-webkit-scrollbar-thumb:hover{ background: var(--secondary); }


/* ==================================================================
   03 · UTILITIES
================================================================== */
.container{
  width:100%;
  max-width: var(--maxw);
  margin:0 auto;
  padding:0 28px;
}
.container.narrow{ max-width: 920px; }

.nav-brand,
.nav-right,
.hero-copy,
.hero-side,
.conference-grid > *,
.about-content > *,
.submit-panel > *,
.venue-grid > *,
.contact-grid > *,
.footer-grid > *{ min-width:0; }

section{ padding: 96px 0; position:relative; }

/* --- Section header --- */
.section-header{ margin-bottom:52px; max-width:820px; }
.section-header.center{ margin-left:auto; margin-right:auto; text-align:center; }

.section-eyebrow{
  display:inline-flex; align-items:center; gap:9px;
  font-family: var(--f-util);
  font-size:.72rem; font-weight:700;
  letter-spacing:.18em; text-transform:uppercase;
  color: var(--blue);
  margin-bottom:14px;
}
.section-eyebrow::before{
  content:""; width:26px; height:2px; border-radius:2px;
  background: var(--grad-gold);
}
.section-header.center .section-eyebrow::after{
  content:""; width:26px; height:2px; border-radius:2px;
  background: var(--grad-gold);
}

.section-title{
  font-size: clamp(1.9rem, 3.6vw, 2.9rem);
  font-weight:700;
  letter-spacing:0.07em;
}
.section-lead{
  margin-top:16px;
  font-size:1.05rem;
  color: var(--ink-3);
}
.tracks-intro{ max-width:78ch; }
.section-header.on-dark .section-title{ color:#fff; }
.section-header.on-dark .section-lead{ color: rgba(255,255,255,.76); }
.section-header.on-dark .section-lead strong{ color: var(--accent); }
.section-header.on-dark .section-eyebrow{ color: var(--accent); }

/* --- Buttons --- */
.btn{
  position:relative; overflow:hidden;
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  font-family: var(--f-display);
  font-size:.94rem; font-weight:600;
  padding:14px 28px;
  border-radius: var(--r-pill);
  transition: transform var(--t), box-shadow var(--t), background var(--t), color var(--t), border-color var(--t);
  white-space:nowrap;
  border:2px solid transparent;
}
.btn-sm{ padding:10px 20px; font-size:.86rem; }

.btn-primary{
  background: var(--grad-blue);
  color:#fff;
  box-shadow: var(--sh-blue);
}
.btn-primary:hover{
  color:#fff;
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(41,121,255,.46);
}

.btn-ghost{
  background: transparent;
  color:#fff;
  border-color: rgba(255,255,255,.5);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover{
  color:#fff;
  background: rgba(255,255,255,.12);
  border-color:#fff;
  transform: translateY(-3px);
}

.btn-outline{
  background:#fff;
  color: var(--secondary);
  border-color: var(--line);
  box-shadow: var(--sh-sm);
}
.btn-outline:hover{
  color: var(--blue);
  border-color: var(--blue);
  transform: translateY(-3px);
  box-shadow: var(--sh-md);
}

.btn-closed{
  background:var(--grad-gold);
  color:var(--primary);
  border-color:rgba(255,255,255,.12);
  box-shadow:0 10px 24px rgba(244,180,0,.22);
  cursor:default;
  user-select:none;
}
.btn-closed:hover{
  color:var(--primary);
  transform:none;
  box-shadow:0 10px 24px rgba(244,180,0,.22);
}

/* Ripple (JS injects .ripple-wave) */
.ripple-wave{
  position:absolute;
  border-radius:50%;
  transform: scale(0);
  background: rgba(255,255,255,.5);
  animation: ripple .6s linear;
  pointer-events:none;
}
@keyframes ripple{ to{ transform: scale(4); opacity:0; } }

/* --- Glass card --- */
.glass-card{
  background: var(--glass);
  border:1px solid var(--glass-border);
  border-radius: var(--r-lg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--sh-md);
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.glass-card:hover{
  transform: translateY(-6px);
  box-shadow: var(--sh-lg);
  border-color: rgba(41,121,255,.4);
}

/* Badge */
.badge{
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--f-util);
  font-size:.74rem; font-weight:600; letter-spacing:.06em;
  text-transform:uppercase;
  padding:7px 14px;
  border-radius: var(--r-pill);
  background: rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.2);
  color: rgba(255,255,255,.88);
  backdrop-filter: blur(8px);
}
.badge-accent{
  background: rgba(244,180,0,.14);
  border-color: rgba(244,180,0,.5);
  color: var(--accent);
}


/* ==================================================================
   04 · ANNOUNCEMENT BAR
================================================================== */
.announce-bar{
  position:fixed; top:0; left:0; right:0;
  z-index:1002;
  height: var(--ann-h);
  display:flex; align-items:center;
  background: var(--primary);
  border-bottom:1px solid rgba(255,255,255,.08);
}

.announce-label{
  flex:none;
  display:flex; align-items:center; gap:9px;
  height:100%;
  padding:0 20px;
  background: var(--grad-blue);
  color:#fff;
  font-family: var(--f-util);
  font-size:.76rem; font-weight:700;
  letter-spacing:.1em; text-transform:uppercase;
}
.announce-label i{ animation: bell 3s var(--ease) infinite; }
@keyframes bell{
  0%,88%,100%{ transform: rotate(0); }
  90%{ transform: rotate(-14deg); }
  94%{ transform: rotate(12deg); }
  97%{ transform: rotate(-6deg); }
}

/* Ticker */
.announce-track{
  flex:1;
  min-width:0;
  display:flex;
  overflow:hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
}
.announce-move{
  display:flex; align-items:center; gap:18px;
  flex:none;
  padding-left:18px;
  white-space:nowrap;
  animation: ticker 34s linear infinite;
}
@keyframes ticker{ from{ transform: translateX(0);} to{ transform: translateX(-100%);} }

/* Pause on hover — pure CSS, JS adds .is-paused as a fallback for touch */
.announce-track:hover .announce-move,
.announce-bar.is-paused .announce-move{ animation-play-state: paused; }

.tick{
  display:inline-flex; align-items:center; gap:9px;
  font-size:.84rem; font-weight:500;
  color: rgba(255,255,255,.86);
}
.tick i{ color: var(--accent); font-size:.8rem; }
.tick-dot{
  width:5px; height:5px; border-radius:50%;
  background: var(--blue);
  flex:none;
}

.announce-cta{
  flex:none;
  display:inline-flex; align-items:center; gap:8px;
  margin-right:14px; padding:6px 16px;
  border-radius: var(--r-pill);
  background: var(--grad-gold);
  color: var(--primary);
  font-family: var(--f-display);
  font-size:.78rem; font-weight:600;
  transition: transform var(--t-fast), box-shadow var(--t-fast);
}
.announce-cta:hover{
  color: var(--primary);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(244,180,0,.5);
}
.announce-cta.is-closed{
  cursor:default;
  user-select:none;
}
.announce-cta.is-closed:hover{
  transform:none;
  box-shadow:none;
}


/* ==================================================================
   05 · NAVBAR
================================================================== */
.navbar{
  position:fixed;
  top: var(--ann-h); left:0; right:0;
  z-index:1001;
  height: var(--nav-h);
  display:flex; align-items:center;
  background: transparent;
  border-bottom:1px solid transparent;
  transition: background var(--t), box-shadow var(--t), border-color var(--t), height var(--t);
}
/* Glass state after scroll */
.navbar.scrolled{
  height:66px;
  background: rgba(255,255,255,.72);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom-color: rgba(8,26,58,.08);
  box-shadow: 0 8px 30px rgba(8,26,58,.08);
}

.nav-wrapper{
  display:flex; align-items:center; justify-content:space-between;
  gap:24px;
}

/* Brand */
.nav-brand{ display:flex; align-items:center; gap:12px; }
.brand-logo{
  width:40px;
  height:40px;
  flex:none;
  border-radius:50%;
  object-fit:cover;
  background:#fff;
  padding:3px;
  box-shadow:0 4px 12px rgba(0,0,0,.12);
  transition:transform var(--t), box-shadow var(--t);
}
.nav-brand:hover .brand-logo{
  transform:scale(1.05);
  box-shadow:0 7px 18px rgba(0,0,0,.18);
}
.brand-mark{
  display:grid; place-items:center;
  width:40px; height:40px;
  border-radius:12px;
  background: var(--grad-blue);
  color:#fff;
  font-family: var(--f-display);
  font-weight:700; font-size:.94rem;
  letter-spacing:.02em;
  box-shadow: var(--sh-blue);
  flex:none;
}
.brand-text{ display:flex; flex-direction:column; line-height:1.15; }
.brand-text strong{
  font-family: var(--f-display);
  font-size:1.16rem; font-weight:700;
  color:#fff;
  letter-spacing:-.01em;
  transition: color var(--t);
}
.brand-text em{
  font-family: var(--f-util);
  font-style:normal;
  font-size:.68rem; font-weight:500;
  letter-spacing:.08em;
  color: rgba(255,255,255,.6);
  transition: color var(--t);
}
.navbar.scrolled .brand-text strong{ color: var(--ink); }
.navbar.scrolled .brand-text em{ color: var(--ink-3); }

/* Menu */
.nav-right{ display:flex; align-items:center; gap:20px; }

.nav-menu{ display:flex; align-items:center; gap:4px; }
.nav-menu a{
  position:relative;
  display:block;
  padding:8px 12px;
  font-family: var(--f-display);
  font-size:.88rem; font-weight:500;
  color: rgba(255,255,255,.82);
  border-radius:8px;
  transition: color var(--t-fast);
}
.navbar.scrolled .nav-menu a{ color: var(--ink-2); }

/* Animated underline */
.nav-menu a::after{
  content:"";
  position:absolute; left:12px; right:12px; bottom:2px;
  height:2px; border-radius:2px;
  background: var(--grad-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t);
}
.nav-menu a:hover::after,
.nav-menu a.active::after{ transform: scaleX(1); }
.nav-menu a:hover{ color:#fff; }
.navbar.scrolled .nav-menu a:hover{ color: var(--blue); }
.nav-menu a.active{ color:#fff; font-weight:600; }
.navbar.scrolled .nav-menu a.active{ color: var(--blue); }

.nav-cta{ margin-left:6px; }

/* Mobile toggle */
.mobile-toggle{
  display:none;
  flex-direction:column; justify-content:center; gap:5px;
  width:44px; height:44px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.24);
}
.navbar.scrolled .mobile-toggle{ border-color: var(--line); }
.mobile-toggle span{
  display:block;
  width:20px; height:2px; margin:0 auto;
  border-radius:2px;
  background:#fff;
  transition: transform var(--t), opacity var(--t-fast), background var(--t);
}
.navbar.scrolled .mobile-toggle span{ background: var(--ink); }
.mobile-toggle.active span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.mobile-toggle.active span:nth-child(2){ opacity:0; }
.mobile-toggle.active span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }


/* ==================================================================
   06 · HERO
================================================================== */
.hero{
  position:relative;
  padding: calc(var(--nav-h) + var(--ann-h) + 56px) 0 96px;
  background: var(--grad-dark);
  overflow:hidden;
  isolation:isolate;
}

/* Animated background layers */
.hero-bg{ position:absolute; inset:0; z-index:-1; overflow:hidden; }

.hero-bg .glow{
  position:absolute;
  border-radius:50%;
  filter: blur(90px);
  opacity:.5;
}
.glow-a{
  width:620px; height:620px;
  top:-180px; right:-140px;
  background: radial-gradient(circle, rgba(41,121,255,.75), transparent 68%);
  animation: float-a 16s ease-in-out infinite;
}
.glow-b{
  width:520px; height:520px;
  bottom:-200px; left:-120px;
  background: radial-gradient(circle, rgba(244,180,0,.42), transparent 68%);
  animation: float-b 20s ease-in-out infinite;
}
@keyframes float-a{
  0%,100%{ transform: translate(0,0) scale(1); }
  50%    { transform: translate(-60px,60px) scale(1.14); }
}
@keyframes float-b{
  0%,100%{ transform: translate(0,0) scale(1); }
  50%    { transform: translate(70px,-50px) scale(1.1); }
}

/* Faint grid veil */
.grid-veil{
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, #000 10%, transparent 78%);
          mask-image: radial-gradient(ellipse at 50% 30%, #000 10%, transparent 78%);
}

#particles{ position:absolute; inset:0; width:100%; height:100%; }

.hero-inner{ position:relative; z-index:2; }

/* Unified conference-partner logo strip */
.hero-logo-rail{
  width:100%;
  min-height:168px;
  display:flex;
  align-items:center;
  justify-content:space-around;
  gap:clamp(14px,2.5vw,40px);
  padding:22px clamp(16px,3vw,40px);
  margin-bottom:42px;
  position:relative;
  border:1px solid rgba(255,255,255,.78);
  border-radius:var(--r-md);
  background:rgba(255,255,255,.96);
  box-shadow:0 14px 34px rgba(0,0,0,.18);
}
.hero-logo-rail::after{
  content:"";
  position:absolute;
  left:8%; right:8%; bottom:0;
  height:3px;
  border-radius:3px 3px 0 0;
  background:var(--grad-gold);
}
.hero-logo-rail img{
  flex:0 1 30%;
  min-width:0;
  width:auto;
  height:auto;
  max-width:100%;
  max-height:120px;
  object-fit:contain;
  opacity:1;
}
.hero-logo-rail img:nth-of-type(1){ max-width:330px; }
.hero-logo-rail img:nth-of-type(2){ max-width:400px; }
.hero-logo-rail img:nth-of-type(3){ max-width:380px; }
.hero-logo-divider{
  flex:0 0 1px;
  align-self:stretch;
  max-height:90px;
  margin:auto 0;
  background:rgba(6,38,80,.15);
}

/* Grid */
.hero-grid{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap:56px;
  align-items:start;
}

.hero-badges{ display:flex; flex-wrap:wrap; gap:10px; margin-bottom:22px; }

.main-title{
  font-size: clamp(2rem, 4vw, 3.35rem);
  font-weight:700;
  color:#fff;
  letter-spacing:-.025em;
  line-height:1.12;
  margin-bottom:22px;
}
.conference-kicker{
  display:block;
  margin-bottom:8px;
  font-size:clamp(.92rem, 1.8vw, 1.16rem);
  font-weight:600;
  letter-spacing:0;
  color:rgba(255,255,255,.92);
}
.grad-text{
  display:block;
  background: var(--grad-text);
  -webkit-background-clip:text;
          background-clip:text;
  -webkit-text-fill-color: transparent;
  background-size: 220% auto;
  animation: shimmer 7s linear infinite;
}
@keyframes shimmer{ to{ background-position: 220% center; } }

.title-short{
  display:block;
  margin-top:12px;
  font-family: var(--f-util);
  font-size:.9rem; font-weight:600;
  letter-spacing:.34em;
  color: var(--accent);
}

/* Theme line (typing target) */
.theme{
  position:relative;
  padding:20px 22px;
  margin-bottom:26px;
  border-left:3px solid var(--accent);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: rgba(255,255,255,.05);
  backdrop-filter: blur(8px);
  color: rgba(255,255,255,.9);
  font-size:1.02rem;
  line-height:1.6;
}
.theme-label{
  display:block;
  font-family: var(--f-util);
  font-size:.68rem; font-weight:700;
  letter-spacing:.2em; text-transform:uppercase;
  color: var(--accent);
  margin-bottom:7px;
}
.type-target::after{
  content:"|";
  color: var(--accent);
  animation: caret .9s step-end infinite;
  margin-left:2px;
}
.type-target.done::after{ display:none; }
@keyframes caret{ 50%{ opacity:0; } }

/* Meta boxes */
.hero-meta{ display:flex; flex-wrap:wrap; gap:14px; margin-bottom:26px; }
.meta-box{
  display:flex; align-items:center; gap:13px;
  padding:13px 20px;
  border-radius: var(--r-md);
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter: blur(10px);
  transition: border-color var(--t), transform var(--t), background var(--t);
}
.meta-box:hover{
  border-color: rgba(244,180,0,.55);
  background: rgba(255,255,255,.1);
  transform: translateY(-3px);
}
.meta-box i{ color: var(--accent); font-size:1.1rem; }
.meta-box strong{
  display:block;
  font-family: var(--f-display);
  font-size:.94rem; font-weight:600; color:#fff;
}
.meta-box span{ font-size:.78rem; color: rgba(255,255,255,.6); }

.organized-by{ margin-bottom:30px; }
.organized-by h3{
  font-family: var(--f-util);
  font-size:.7rem; font-weight:700;
  letter-spacing:.2em; text-transform:uppercase;
  color: var(--blue);
  margin-bottom:8px;
}
.organized-by p{ color: rgba(255,255,255,.82); font-size:.98rem; line-height:1.65; }

.hero-actions{ display:flex; flex-wrap:wrap; gap:14px; }

/* Side column */
.hero-side{ display:flex; flex-direction:column; gap:26px; }

/* Countdown */
.countdown-card{
  background: var(--glass-dark);
  border:1px solid var(--glass-border-dark);
  padding:26px;
  box-shadow: 0 18px 48px rgba(0,0,0,.3);
}
.countdown-card:hover{ border-color: rgba(244,180,0,.4); }
.countdown-card h4{
  display:flex; align-items:center; gap:9px;
  font-family: var(--f-util);
  font-size:.72rem; font-weight:700;
  letter-spacing:.16em; text-transform:uppercase;
  color: rgba(255,255,255,.72);
  margin-bottom:20px;
}
.countdown-card h4 i{ color: var(--accent); }

.countdown{ display:grid; grid-template-columns: repeat(4,1fr); gap:10px; }
.cd-unit{
  text-align:center;
  padding:14px 6px;
  border-radius: var(--r-sm);
  background: rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
}
.cd-unit span{
  display:block;
  font-family: var(--f-util);
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  font-weight:700;
  color:#fff;
  font-variant-numeric: tabular-nums;
  letter-spacing:-.02em;
}
.cd-unit small{
  display:block;
  margin-top:3px;
  font-size:.62rem; font-weight:600;
  letter-spacing:.12em; text-transform:uppercase;
  color: rgba(255,255,255,.5);
}
.cd-note{
  margin-top:16px;
  text-align:center;
  font-size:.78rem;
  color: var(--accent);
  font-weight:500;
}

/* Campus image */
.campus-image{
  position:relative;
  border-radius: var(--r-lg);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
  box-shadow: 0 24px 60px rgba(0,0,0,.42);
}
.campus-image img{
  width:100%; height:290px; object-fit:cover;
  transition: transform var(--t-slow);
}
.campus-image:hover img{ transform: scale(1.07); }
.campus-image::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(to top, rgba(8,26,58,.86), transparent 58%);
  pointer-events:none;
}
.campus-tag{
  position:absolute; left:18px; bottom:16px; z-index:2;
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--f-util);
  font-size:.74rem; font-weight:600;
  letter-spacing:.05em;
  color:#fff;
}
.campus-tag i{ color: var(--accent); }


/* ==================================================================
   07 · STATISTICS
================================================================== */
.stats-strip{
  padding:0;
  margin-top:-46px;
  position:relative; z-index:5;
}
.stats-grid{
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap:1px;
  background: var(--line);
  border:1px solid var(--line);
  border-radius: var(--r-lg);
  overflow:hidden;
  box-shadow: var(--sh-lg);
}
.stat{
  background:#fff;
  padding:32px 18px;
  text-align:center;
  transition: background var(--t), transform var(--t);
}
.stat:hover{ background: #FBFCFF; }
.stat i{
  font-size:1.25rem;
  color: var(--blue);
  margin-bottom:12px;
  transition: transform var(--t), color var(--t);
}
.stat:hover i{ transform: translateY(-4px) scale(1.12); color: var(--accent); }
.stat .counter{
  display:block;
  font-family: var(--f-util);
  font-size: clamp(1.6rem, 2.6vw, 2.1rem);
  font-weight:700;
  color: var(--primary);
  letter-spacing:-.02em;
  font-variant-numeric: tabular-nums;
}
.stat p{
  margin-top:5px;
  font-size:.78rem; font-weight:600;
  letter-spacing:.1em; text-transform:uppercase;
  color: var(--ink-3);
}


/* ==================================================================
   08 · ABOUT CONFERENCE
================================================================== */
.about-conference{ padding-top:110px; }

.conference-grid{
  display:grid;
  grid-template-columns: 1.25fr .75fr;
  gap:60px;
  align-items:start;
}
.conference-text p{ margin-bottom:16px; }
.conference-text em{ color: var(--secondary); font-style:italic; font-weight:500; }

.conference-media{
  position:relative;
  border-radius: var(--r-lg);
  overflow:hidden;
  box-shadow: var(--sh-lg);
  border:1px solid var(--line);
  background:#fff;
}
.conference-media img{ width:100%; height:auto; transition: transform var(--t-slow); }
.conference-media:hover img{ transform: scale(1.04); }

/* Mini cards */
.mini-cards{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:16px;
  margin-top:34px;
}
.mini-card{
  padding:22px 20px;
  border-radius: var(--r-md);
  background:#fff;
  border:1px solid var(--line);
  box-shadow: var(--sh-sm);
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.mini-card:hover{
  transform: translateY(-6px);
  box-shadow: var(--sh-md);
  border-color: rgba(41,121,255,.4);
}
.mini-card i{
  display:grid; place-items:center;
  width:40px; height:40px;
  border-radius:11px;
  background: rgba(41,121,255,.1);
  color: var(--blue);
  margin-bottom:12px;
}
.mini-card h4{ font-size:.98rem; margin-bottom:5px; }
.mini-card p{ font-size:.85rem; color: var(--ink-3); line-height:1.55; }


/* ==================================================================
   09 · ABOUT VIT
================================================================== */
.about-vit{ background:#fff; }

.about-content{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:60px;
  align-items:center;
}
.about-text p{ margin-bottom:16px; }

.vm-grid{
  display:grid;
  grid-template-columns: repeat(2,1fr);
  gap:16px;
  margin:28px 0;
}
.vm-card{
  padding:22px;
  border-radius: var(--r-md);
  background: var(--bg);
  border:1px solid var(--line);
  transition: transform var(--t), border-color var(--t);
}
.vm-card:hover{ transform: translateY(-4px); border-color: var(--blue); }
.vm-card i{ color: var(--accent); font-size:1.1rem; margin-bottom:10px; }
.vm-card h4{ font-size:1rem; margin-bottom:6px; }
.vm-card p{ font-size:.86rem; color: var(--ink-3); line-height:1.55; }

.highlight-list{ margin-bottom:26px; }
.highlight-list li{
  display:flex; align-items:flex-start; gap:11px;
  padding:8px 0;
  font-size:.94rem;
}
.highlight-list i{
  display:grid; place-items:center;
  width:20px; height:20px; flex:none; margin-top:3px;
  border-radius:50%;
  background: rgba(55,211,192,.16);
  color: #16A99A;
  font-size:.6rem;
}

.read-more{
  display:inline-flex; align-items:center; gap:9px;
  font-family: var(--f-display);
  font-weight:600; font-size:.94rem;
}
.read-more i{ transition: transform var(--t); }
.read-more:hover i{ transform: translateX(5px); }

.about-image .image-placeholder{
  border-radius: var(--r-lg);
  overflow:hidden;
  box-shadow: var(--sh-lg);
  border:1px solid var(--line);
}
.about-image img{
  width:100%; height:100%; object-fit:cover;
  transition: transform var(--t-slow);
}
.about-image .image-placeholder:hover img{ transform: scale(1.05); }


/* ==================================================================
   10 · PUBLICATION
================================================================== */
.publication{
  background: var(--grad-dark);
  color: rgba(255,255,255,.8);
  overflow:hidden;
}
.publication::before{
  content:"";
  position:absolute; top:-160px; left:50%;
  width:700px; height:400px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse, rgba(41,121,255,.28), transparent 70%);
  filter: blur(70px);
  pointer-events:none;
}

.pub-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(240px,1fr));
  gap:20px;
  position:relative;
}
.pub-card{
  background: var(--glass-dark);
  border-color: var(--glass-border-dark);
  padding:28px 24px;
}
.pub-card:hover{ border-color: rgba(244,180,0,.5); }
.pub-card i{
  display:grid; place-items:center;
  width:46px; height:46px;
  border-radius:13px;
  background: rgba(244,180,0,.14);
  color: var(--accent);
  font-size:1.1rem;
  margin-bottom:16px;
}
.pub-card h3{ color:#fff; font-size:1.06rem; margin-bottom:9px; }
.pub-card p{ font-size:.88rem; color: rgba(255,255,255,.66); line-height:1.6; }

.publication-policy{
  margin-top:20px;
  padding:28px 24px;
  border:1px solid var(--glass-border-dark);
  border-radius:var(--r-md);
  background:var(--glass-dark);
}
.publication-policy h3{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:18px;
  color:#fff;
  font-size:1.08rem;
}
.publication-policy h3 i{ color:var(--accent); }
.publication-policy ul{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:16px 24px;
}
.publication-policy li{
  position:relative;
  padding-left:18px;
  color:rgba(255,255,255,.72);
  font-size:.88rem;
  line-height:1.65;
}
.publication-policy li::before{
  content:"";
  position:absolute;
  top:10px;
  left:0;
  width:7px;
  height:7px;
  border-radius:2px;
  background:var(--accent);
  transform:rotate(45deg);
}

/* Review process — follows the supplied six-stage reference design */
.review-process{
  margin-top:20px;
  padding:40px;
  border-radius:24px;
  border:1px solid rgba(244,180,0,.24);
  background:var(--grad-dark);
  box-shadow:var(--sh-lg);
}
.review-process > h3{
  margin-bottom:34px;
  color:#fff;
  font-size:clamp(1.75rem,3vw,2rem);
  font-weight:700;
  text-align:center;
}
.review-steps{
  display:grid;
  grid-template-columns:repeat(6,minmax(0,1fr));
  gap:20px;
}
.review-steps li{
  min-height:128px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:18px;
  padding:22px 14px;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.1);
  background:rgba(255,255,255,.08);
  text-align:center;
}
.review-steps span{
  color:var(--accent);
  font-family:var(--f-display);
  font-size:1.5rem;
  font-weight:700;
  line-height:1;
}
.review-steps h4{
  color:#fff;
  font-size:clamp(.92rem,1.35vw,1.08rem);
  font-weight:500;
  line-height:1.5;
}


/* ==================================================================
   11 · IMPORTANT DATES (vertical timeline)
================================================================== */
.important-dates{ background:#fff; }

.dates-list{ position:relative; padding-left:34px; }
/* the spine */
.dates-list::before{
  content:"";
  position:absolute; top:8px; bottom:8px; left:15px;
  width:2px;
  background: linear-gradient(to bottom, var(--blue), var(--accent));
  border-radius:2px;
  opacity:.35;
}

.date-item{
  position:relative;
  display:flex; align-items:center; gap:20px;
  padding:12px 0;
}

.date-marker{
  position:absolute; left:-34px;
  display:grid; place-items:center;
  width:32px; height:32px;
  border-radius:50%;
  background:#fff;
  border:2px solid var(--line);
  color: var(--ink-3);
  font-size:.7rem;
  z-index:2;
  transition: border-color var(--t), color var(--t), transform var(--t), background var(--t);
}
.date-item.completed .date-marker{
  background: var(--grad-blue);
  border-color: var(--blue);
  color:#fff;
}
.date-item.is-final .date-marker{
  background: var(--grad-gold);
  border-color: var(--accent);
  color: var(--primary);
}
.date-item:hover .date-marker{ transform: scale(1.15); border-color: var(--blue); color: var(--blue); }
.date-item.completed:hover .date-marker,
.date-item.is-final:hover .date-marker{ color:#fff; }
.date-item.is-final:hover .date-marker{ color: var(--primary); }

.date-card{
  flex:1;
  display:flex; align-items:center; justify-content:space-between;
  flex-wrap:wrap; gap:10px;
  padding:20px 26px;
  border-radius: var(--r-md);
  background: var(--bg);
  border:1px solid var(--line);
  transition: transform var(--t), box-shadow var(--t), border-color var(--t), background var(--t);
}
.date-item:hover .date-card{
  transform: translateX(8px);
  border-color: var(--blue);
  background:#fff;
  box-shadow: var(--sh-md);
}
.date-item.is-final .date-card{
  background: linear-gradient(100deg, rgba(244,180,0,.1), rgba(244,180,0,.02));
  border-color: rgba(244,180,0,.5);
}
.date-number{
  font-family: var(--f-util);
  font-size:1.02rem; font-weight:700;
  color: var(--primary);
  letter-spacing:-.01em;
  min-width:190px;
}
.date-card p{
  font-family: var(--f-display);
  font-size:.98rem; font-weight:500;
  color: var(--ink-2);
}
.date-status{
  display:inline-flex;
  align-items:center;
  min-height:30px;
  padding:4px 12px;
  border-radius:var(--r-pill);
  background:rgba(41,121,255,.1);
  color:var(--blue);
  font-family:var(--f-util);
  font-size:.68rem;
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
}


/* ==================================================================
   12 · TRACKS (accordion)
================================================================== */
.tracks{ background: var(--bg); }

.theme-item{
  margin-bottom:14px;
  border-radius: var(--r-md);
  background:#fff;
  border:1px solid var(--line);
  overflow:hidden;
  box-shadow: var(--sh-sm);
  transition: box-shadow var(--t), border-color var(--t);
}
.theme-item:hover{ box-shadow: var(--sh-md); border-color: rgba(41,121,255,.35); }

.theme-header{
  width:100%;
  display:flex; align-items:center; gap:16px;
  padding:20px 24px;
  text-align:left;
  transition: background var(--t);
}
.theme-header:hover{ background: #FAFBFF; }
.theme-header.active{ background: linear-gradient(100deg, rgba(41,121,255,.07), transparent); }

.theme-header .t-icon{
  display:grid; place-items:center;
  width:42px; height:42px; flex:none;
  border-radius:12px;
  background: rgba(41,121,255,.1);
  color: var(--blue);
  transition: background var(--t), color var(--t), transform var(--t);
}
.theme-header.active .t-icon,
.theme-header:hover .t-icon{
  background: var(--grad-blue);
  color:#fff;
  transform: rotate(-6deg) scale(1.05);
}

.theme-header .t-title{
  flex:1;
  font-family: var(--f-display);
  font-size:1rem; font-weight:600;
  color: var(--ink);
  line-height:1.4;
}
.theme-header.active .t-title{ color: var(--secondary); }

.theme-header .icon{
  display:grid; place-items:center;
  width:30px; height:30px; flex:none;
  border-radius:50%;
  background: var(--bg);
  border:1px solid var(--line);
  color: var(--blue);
  font-size:1.05rem; font-weight:600;
  line-height:1;
  transition: transform var(--t), background var(--t), color var(--t);
}
.theme-header.active .icon{
  background: var(--grad-gold);
  border-color: transparent;
  color: var(--primary);
  transform: rotate(180deg);
}

/* Content — height animated via JS */
.theme-content{
  max-height:0;
  overflow:hidden;
  transition: max-height .45s var(--ease);
}
.theme-content ul{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(240px,1fr));
  gap:8px 26px;
  padding: 4px 24px 24px 82px;
}
.theme-content li{
  position:relative;
  padding:7px 0 7px 20px;
  font-size:.92rem;
  color: var(--ink-2);
  border-bottom:1px dashed var(--line);
}
.theme-content li::before{
  content:"";
  position:absolute; left:0; top:16px;
  width:7px; height:7px;
  border-radius:2px;
  background: var(--accent);
  transform: rotate(45deg);
}


/* ==================================================================
   13 · SUBMISSION GUIDELINES
================================================================== */
.submission{ background:#fff; }

.submit-panel{
  display:grid;
  grid-template-columns: 1.4fr .6fr;
  gap:36px;
  align-items:center;
  padding:38px;
  margin-bottom:44px;
  border-radius: var(--r-lg);
  background: var(--grad-dark);
  box-shadow: var(--sh-lg);
  position:relative;
  overflow:hidden;
}
.submit-panel::before{
  content:"";
  position:absolute; top:-120px; right:-60px;
  width:340px; height:340px;
  border-radius:50%;
  background: radial-gradient(circle, rgba(41,121,255,.5), transparent 68%);
  filter: blur(50px);
}
.submit-panel-main{ position:relative; }
.submission-status{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:14px;
  padding:6px 12px;
  border:1px solid rgba(244,180,0,.34);
  border-radius:var(--r-pill);
  background:rgba(244,180,0,.12);
  color:var(--accent);
  font-family:var(--f-util);
  font-size:.68rem;
  font-weight:700;
  letter-spacing:.1em;
  text-transform:uppercase;
}
.submit-panel-main h3{ color:#fff; font-size:1.5rem; margin-bottom:12px; }
.submit-panel-main p{ color: rgba(255,255,255,.74); font-size:.96rem; margin-bottom:24px; }
.submit-panel-main strong{ color: var(--accent); }
.submit-actions{ display:flex; flex-wrap:wrap; gap:14px; }

.submit-panel-side{
  position:relative;
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap:12px;
}
.mini-fact{
  text-align:center;
  padding:18px 8px;
  border-radius: var(--r-md);
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
}
.mini-fact span{
  display:block;
  font-family: var(--f-util);
  font-size:1.35rem; font-weight:700;
  color: var(--accent);
}
.mini-fact small{
  display:block; margin-top:3px;
  font-size:.66rem; font-weight:600;
  letter-spacing:.08em; text-transform:uppercase;
  color: rgba(255,255,255,.56);
}

.guideline-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(300px,1fr));
  gap:20px;
}
.guide-card{
  background:#fff;
  border-color: var(--line);
  padding:26px 24px;
}
.guide-card h3{
  display:flex; align-items:center; gap:11px;
  font-size:1.02rem;
  margin-bottom:14px;
  padding-bottom:14px;
  border-bottom:1px solid var(--line);
}
.guide-card h3 i{ color: var(--blue); font-size:.94rem; }
.guide-card li{
  position:relative;
  padding:6px 0 6px 18px;
  font-size:.89rem;
  color: var(--ink-2);
  line-height:1.6;
}
.guide-card li::before{
  content:"";
  position:absolute; left:0; top:14px;
  width:6px; height:6px; border-radius:50%;
  background: var(--accent);
}

.cmt-acknowledgement{
  width:100%;
  margin-top:20px;
  padding:26px 24px;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:#fff;
  box-shadow:var(--sh-sm);
}
.cmt-acknowledgement h3{
  display:flex;
  align-items:center;
  gap:11px;
  margin-bottom:14px;
  padding-bottom:14px;
  border-bottom:1px solid var(--line);
  font-size:1.02rem;
}
.cmt-acknowledgement h3 i{
  color:var(--blue);
  font-size:.94rem;
}
.cmt-acknowledgement p{
  color:var(--ink-2);
  font-size:.92rem;
  line-height:1.7;
}


/* ==================================================================
   14 · REGISTRATION FEES
================================================================== */
.registration-fee{ background: var(--bg); }

.registration-policy-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
  margin-bottom:20px;
}
.registration-policy-card{
  display:flex;
  align-items:flex-start;
  gap:18px;
  padding:26px 24px;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:#fff;
  box-shadow:var(--sh-sm);
}
.registration-policy-card > div:last-child{ min-width:0; }
.policy-icon{
  flex:none;
  display:grid;
  place-items:center;
  width:46px;
  height:46px;
  border-radius:13px;
  background:var(--grad-blue);
  color:#fff;
  box-shadow:var(--sh-blue);
}
.policy-label{
  display:block;
  margin-bottom:4px;
  color:var(--blue);
  font-family:var(--f-util);
  font-size:.66rem;
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
}
.registration-policy-card h3{
  margin-bottom:8px;
  font-size:1.08rem;
}
.registration-policy-card p{
  color:var(--ink-2);
  font-size:.9rem;
  line-height:1.65;
}
.registration-guidelines{
  margin-bottom:40px;
  padding:26px 24px;
  border:1px solid rgba(244,180,0,.42);
  border-radius:var(--r-md);
  background:linear-gradient(135deg,rgba(244,180,0,.09),#fff 58%);
  box-shadow:var(--sh-sm);
}
.registration-guidelines-heading{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.registration-guidelines-heading i{ color:var(--accent); }
.registration-guidelines-heading h3{ font-size:1.08rem; }
.registration-guidelines ul{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:8px 26px;
}
.registration-guidelines li{
  position:relative;
  padding:5px 0 5px 18px;
  color:var(--ink-2);
  font-size:.9rem;
  line-height:1.6;
}
.registration-guidelines li::before{
  content:"";
  position:absolute;
  top:14px;
  left:0;
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--accent);
}
.registration-deadline{
  display:flex;
  align-items:center;
  gap:10px;
  margin-top:18px;
  padding:14px 16px;
  border-radius:var(--r-sm);
  background:var(--primary);
  color:#fff;
  font-size:.9rem;
}
.registration-deadline i{ color:var(--accent); }
.registration-deadline strong{ color:var(--accent); }

.table-caption{
  display:flex; align-items:center; gap:10px;
  font-size:1.06rem;
  margin:0 0 16px;
  color: var(--secondary);
}
.table-caption i{ color: var(--accent); }
.table-caption + .table-wrap{ margin-bottom:36px; }

.table-wrap{
  border-radius: var(--r-md);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow: var(--sh-md);
  background:#fff;
}

.fee-table thead th{
  padding:18px 24px;
  text-align:left;
  background: var(--grad-dark);
  color:#fff;
  font-family: var(--f-display);
  font-size:.86rem; font-weight:600;
  letter-spacing:.03em;
}
.fee-table tbody td{
  padding:17px 24px;
  border-bottom:1px solid var(--line);
  font-size:.94rem;
  color: var(--ink-2);
  transition: background var(--t-fast);
}
.fee-table tbody tr:last-child td{ border-bottom:none; }
.fee-table tbody tr{ transition: background var(--t-fast); }
.fee-table tbody tr:hover{ background: #F8FAFF; }
.fee-table tbody td:first-child{
  font-family: var(--f-display);
  font-weight:500;
  color: var(--ink);
}

.fee-best{
  display:inline-block;
  padding:4px 12px;
  border-radius: var(--r-pill);
  background: rgba(41,121,255,.1);
  color: var(--blue);
  font-family: var(--f-util);
  font-weight:700; font-size:.88rem;
}
.fee-span{
  text-align:center;
  font-family: var(--f-util) !important;
  font-weight:700 !important;
  color: var(--secondary) !important;
  background: rgba(244,180,0,.07);
}
.fee-span em{
  font-style:normal; font-weight:500;
  font-size:.82rem;
  color: var(--ink-3);
}

.fee-note-text{
  margin-top:22px;
  font-size:.9rem;
  color: var(--ink-3);
}
.fee-note-text strong{ color: var(--ink); }

/* ==================================================================
   15 · PATRONS
================================================================== */
.patrons{ background:#fff; }

.patron-card{
  text-align:center;
  padding:30px 22px;
  border-radius: var(--r-lg);
  background: var(--bg);
  border:1px solid var(--line);
  transition: transform var(--t), box-shadow var(--t), border-color var(--t), background var(--t);
}
.patron-card:hover{
  transform: translateY(-8px);
  background:#fff;
  border-color: rgba(41,121,255,.4);
  box-shadow: var(--sh-lg);
}

.patron-card.chief{
  max-width:340px;
  margin:0 auto;
  background: linear-gradient(170deg, rgba(244,180,0,.1), rgba(255,255,255,0));
  border-color: rgba(244,180,0,.42);
}
.patron-card.chief .patron-image{ width:170px; height:170px; }

.patron-image{
  position:relative;
  width:132px; height:132px;
  margin:0 auto 18px;
  border-radius:50%;
  overflow:hidden;
  padding:4px;
  background: var(--grad-blue);
  transition: transform var(--t);
}
.patron-card.chief .patron-image{ background: var(--grad-gold); }
.patron-card:hover .patron-image{ transform: scale(1.05); }
.patron-image img{
  width:100%; height:100%;
  object-fit:cover;
  border-radius:50%;
  background:#fff;
  border:3px solid #fff;
}
.patrons .patron-image img{
  object-fit:cover;
  object-position:center var(--patron-focus-y, 50%);
}
.patrons img[src="sankar.png"]{ --patron-focus-y:0%; }
.patrons img[src="sekar.png"]{ --patron-focus-y:0%; }
.patrons img[src="selvam.png"]{
  --patron-focus-y:0%;
  transform:translateY(3px) scale(1.05);
  transform-origin:center;
}
.patrons .patron-image:has(img[src="selvam.png"])::after{
  content:"";
  position:absolute;
  inset:0;
  border:4px solid var(--blue);
  border-radius:50%;
  box-shadow:inset 0 0 0 3px #fff;
  pointer-events:none;
}
.patrons img[src="kanchana.png"]{ --patron-focus-y:0%; }
.patrons img[src="thyaga.png"]{ --patron-focus-y:16%; }
.patrons img[src="mano.png"]{ --patron-focus-y:16%; }

.patron-card h3{
  font-size:1.04rem;
  margin-bottom:5px;
}
.patron-card p{
  font-family: var(--f-util);
  font-size:.78rem; font-weight:600;
  letter-spacing:.08em; text-transform:uppercase;
  color: var(--blue);
}
.patron-card.chief p{ color: #B98700; }

.patrons-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(220px,1fr));
  gap:22px;
}


/* ==================================================================
   16 · KEYNOTE SPEAKERS
================================================================== */
.keynote-speakers{ background: var(--bg); }

.speaker-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(280px,1fr));
  gap:24px;
}
.speaker-card{
  display:flex; flex-direction:column;
  border-radius: var(--r-lg);
  overflow:hidden;
  background:#fff;
  border:1px solid var(--line);
  box-shadow: var(--sh-sm);
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.speaker-card:hover{
  transform: translateY(-8px);
  box-shadow: var(--sh-lg);
  border-color: rgba(41,121,255,.4);
}
.speaker-photo{
  display:grid; place-items:center;
  height:210px;
  background: var(--grad-dark);
  color: rgba(255,255,255,.24);
  font-size:3.2rem;
  position:relative;
  overflow:hidden;
}
.speaker-photo img{ width:100%; height:100%; object-fit:cover; }
.keynote-patrons{
  grid-template-columns:repeat(3, minmax(0,1fr));
  max-width:1080px;
  margin:0 auto;
}
.keynote-patrons .patron-card{ padding:30px 24px; }
.keynote-patrons img[src="k-srinivasan.jpeg"]{ object-position:center 28%; }
.keynote-patrons .patron-card p{
  max-width:34ch;
  margin:0 auto;
  line-height:1.55;
}
.speaker-photo::after{
  content:"";
  position:absolute; inset:0;
  background: radial-gradient(circle at 50% 120%, rgba(41,121,255,.4), transparent 62%);
}
.speaker-body{ padding:22px 24px 26px; }
.speaker-body h3{ font-size:1.1rem; margin-bottom:6px; }
.speaker-inst{ font-size:.88rem; color: var(--ink-3); margin-bottom:10px; }
.speaker-country{
  display:inline-flex; align-items:center; gap:7px;
  font-family: var(--f-util);
  font-size:.74rem; font-weight:600;
  letter-spacing:.06em; text-transform:uppercase;
  color: var(--blue);
}
.speaker-card.tba{ opacity:.9; }
.speaker-card.tba .speaker-body h3{ color: var(--ink-3); }


/* ==================================================================
   17 · COMMITTEE (tabs)
================================================================== */
.conference-committee{ background:#fff; }

.committee-tabs{
  display:flex; flex-wrap:wrap; gap:8px;
  padding:8px;
  margin-bottom:34px;
  border-radius: var(--r-pill);
  background: var(--bg);
  border:1px solid var(--line);
}
.tab-btn{
  flex:1;
  min-width:150px;
  padding:12px 18px;
  border-radius: var(--r-pill);
  font-family: var(--f-display);
  font-size:.85rem; font-weight:500;
  color: var(--ink-2);
  transition: background var(--t), color var(--t), box-shadow var(--t);
}
.tab-btn:hover{ color: var(--blue); background: rgba(41,121,255,.07); }
.tab-btn.active{
  background: var(--grad-blue);
  color:#fff;
  font-weight:600;
  box-shadow: var(--sh-blue);
}

.tab-content{ display:none; }
.tab-content.active{ display:block; animation: fadeUp .45s var(--ease); }
@keyframes fadeUp{
  from{ opacity:0; transform: translateY(14px); }
  to{ opacity:1; transform:none; }
}

.committee-title{
  font-size:1.1rem;
  margin:26px 0 14px;
  padding-left:14px;
  border-left:3px solid var(--accent);
  color: var(--secondary);
}
.tab-content > .committee-title:first-child{ margin-top:0; }

.committee-list{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(320px,1fr));
  gap:12px;
}
.committee-list.technical-committee-list{
  grid-template-columns:repeat(2,minmax(0,1fr));
}
.committee-list li{
  padding:18px 22px;
  border-radius: var(--r-md);
  background: var(--bg);
  border:1px solid var(--line);
  border-left:3px solid var(--blue);
  transition: transform var(--t), box-shadow var(--t), background var(--t);
}
.committee-list li:hover{
  transform: translateX(6px);
  background:#fff;
  box-shadow: var(--sh-md);
}
.name-purple{
  display:block;
  font-family: var(--f-display);
  font-size:.98rem; font-weight:600;
  color: var(--secondary);
  margin-bottom:3px;
}
.college-black{
  display:block;
  font-size:.85rem;
  color: var(--ink-3);
}


/* ==================================================================
   18 · SPONSORS CAROUSEL
================================================================== */
.sponsors{ background: var(--bg); overflow:hidden; }

.logo-carousel{
  display:flex;
  overflow:hidden;
  padding:10px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.logo-move{
  display:flex; align-items:center; gap:22px;
  flex:none;
  padding-left:22px;
  animation: ticker 28s linear infinite;
}
.logo-carousel:hover .logo-move{ animation-play-state: paused; }

.logo-cell{
  display:grid; place-items:center;
  flex:none;
  width:210px; height:112px;
  padding:20px;
  border-radius: var(--r-md);
  background:#fff;
  border:1px solid var(--line);
  box-shadow: var(--sh-sm);
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.logo-cell:hover{
  transform: translateY(-5px);
  box-shadow: var(--sh-md);
  border-color: rgba(41,121,255,.4);
}
.logo-cell img{
  max-height:100%; max-width:100%;
  width:auto; object-fit:contain;
  filter: grayscale(1);
  opacity:.62;
  transition: filter var(--t), opacity var(--t);
}
.logo-cell:hover img{ filter:none; opacity:1; }


/* ==================================================================
   19 · VENUE
================================================================== */
.venue{ background:#fff; }

.venue-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:48px;
  align-items:center;
  margin-bottom:40px;
}
.venue-media{
  position:relative;
  border-radius: var(--r-lg);
  overflow:hidden;
  box-shadow: var(--sh-lg);
  border:1px solid var(--line);
}
.venue-media img{
  width:100%; height:380px; object-fit:cover;
  transition: transform var(--t-slow);
}
.venue-media:hover img{ transform: scale(1.06); }

.venue-info h3{ font-size:1.4rem; margin-bottom:8px; }
.venue-info > p{ color: var(--ink-3); margin-bottom:24px; }

.directions{ margin-bottom:26px; }
.directions li{
  display:flex; align-items:flex-start; gap:15px;
  padding:14px 0;
  border-bottom:1px solid var(--line);
}
.directions li:last-child{ border-bottom:none; }
.directions i{
  display:grid; place-items:center;
  width:38px; height:38px; flex:none;
  border-radius:11px;
  background: rgba(41,121,255,.1);
  color: var(--blue);
  transition: background var(--t), color var(--t);
}
.directions li:hover i{ background: var(--grad-blue); color:#fff; }
.directions strong{
  display:block;
  font-family: var(--f-display);
  font-size:.95rem; font-weight:600;
  color: var(--ink);
}
.directions span{ font-size:.87rem; color: var(--ink-3); }

.venue-map{
  border-radius: var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow: var(--sh-md);
}


/* ==================================================================
   20 · GALLERY
================================================================== */
.gallery{ background: var(--bg); }

.gallery-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:16px;
}
.g-item{
  position:relative;
  height:250px;
  border-radius: var(--r-md);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow: var(--sh-sm);
  background:#fff;
  cursor:pointer;
}
.g-item.wide{ grid-column: span 2; }

.g-item img{
  width:100%; height:100%;
  object-fit:cover;
  transition: transform var(--t-slow), filter var(--t);
}
.g-item:hover img{ transform: scale(1.09); filter: saturate(1.15); }

.g-item::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(to top, rgba(8,26,58,.9), transparent 55%);
  opacity:0;
  transition: opacity var(--t);
}
.g-item:hover::after{ opacity:1; }

.g-item figcaption{
  position:absolute; left:20px; right:20px; bottom:16px;
  z-index:2;
  opacity:0;
  transform: translateY(12px);
  transition: opacity var(--t), transform var(--t);
}
.g-item:hover figcaption{ opacity:1; transform:none; }
.g-item figcaption strong{
  display:block;
  font-family: var(--f-display);
  font-size:1rem; font-weight:600; color:#fff;
}
.g-item figcaption span{
  font-family: var(--f-util);
  font-size:.72rem; font-weight:500;
  letter-spacing:.08em; text-transform:uppercase;
  color: var(--accent);
}


/* ==================================================================
   23 · CONTACT
================================================================== */
.contact-us{ background: var(--bg); }

.contact-grid{
  display:grid;
  grid-template-columns: .85fr 1.15fr;
  gap:36px;
  align-items:start;
}
.contact-info{ display:flex; flex-direction:column; gap:16px; }

.contact-item{
  display:flex; align-items:flex-start; gap:16px;
  padding:24px;
  border-radius: var(--r-md);
  background:#fff;
  border:1px solid var(--line);
  box-shadow: var(--sh-sm);
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.contact-item:hover{
  transform: translateY(-4px);
  box-shadow: var(--sh-md);
  border-color: rgba(41,121,255,.4);
}
.contact-item > i{
  display:grid; place-items:center;
  width:44px; height:44px; flex:none;
  border-radius:12px;
  background: var(--grad-blue);
  color:#fff;
  box-shadow: var(--sh-blue);
}
.contact-item h4{
  font-family: var(--f-util);
  font-size:.7rem; font-weight:700;
  letter-spacing:.14em; text-transform:uppercase;
  color: var(--ink-3);
  margin-bottom:5px;
}
.contact-item p{ font-size:.94rem; color: var(--ink); line-height:1.6; }
.contact-item > div{ min-width:0; }
.contact-item a,
.contact-item p{ overflow-wrap:anywhere; }

.contact-map{
  border-radius: var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow: var(--sh-md);
}


/* ==================================================================
   24 · FOOTER
================================================================== */
.footer{
  background: var(--primary);
  color: rgba(255,255,255,.66);
  position:relative;
  overflow:hidden;
}
.footer::before{
  content:"";
  position:absolute; top:-140px; left:12%;
  width:520px; height:340px;
  background: radial-gradient(ellipse, rgba(41,121,255,.24), transparent 70%);
  filter: blur(60px);
  pointer-events:none;
}

.footer-grid{
  position:relative;
  display:grid;
  grid-template-columns: minmax(0,1.6fr) repeat(2,minmax(0,1fr));
  gap:44px;
  padding:72px 28px 52px;
}

.footer-brand{ display:flex; align-items:center; gap:13px; margin-bottom:16px; }
.footer-logo{
  width:48px;
  height:48px;
  flex:none;
  border-radius:50%;
  object-fit:cover;
  padding:3px;
  background:#fff;
  border:1px solid rgba(255,255,255,.28);
  box-shadow:0 8px 20px rgba(0,0,0,.24);
}
.footer-brand strong{
  display:block;
  font-family: var(--f-display);
  font-size:1.16rem; font-weight:700; color:#fff;
}
.footer-brand em{
  font-style:normal;
  font-size:.74rem;
  color: rgba(255,255,255,.5);
  line-height:1.4;
}
.about-col p{ font-size:.9rem; line-height:1.7; margin-bottom:20px; }

.socials{ display:flex; flex-wrap:wrap; gap:10px; }
.socials a{
  display:grid; place-items:center;
  width:38px; height:38px;
  border-radius:11px;
  background: rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.12);
  color: rgba(255,255,255,.74);
  transition: background var(--t), color var(--t), transform var(--t), border-color var(--t);
}
.socials a:hover{
  background: var(--grad-blue);
  border-color: transparent;
  color:#fff;
  transform: translateY(-4px);
  box-shadow: var(--sh-blue);
}

.footer-col h4{
  font-family: var(--f-util);
  font-size:.74rem; font-weight:700;
  letter-spacing:.16em; text-transform:uppercase;
  color:#fff;
  margin-bottom:18px;
}
.footer-col ul li{ margin-bottom:10px; }
.footer-col ul a{
  position:relative;
  font-size:.9rem;
  color: rgba(255,255,255,.62);
  transition: color var(--t-fast), padding-left var(--t-fast);
}
.footer-col ul a:hover{ color: var(--accent); padding-left:8px; }
.footer-col ul a::before{
  content:"›";
  position:absolute; left:-4px;
  opacity:0;
  transition: opacity var(--t-fast);
  color: var(--accent);
}
.footer-col ul a:hover::before{ opacity:1; }
.footer-status{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:rgba(255,255,255,.62);
  font-size:.9rem;
}
.footer-status i{ color:var(--accent); font-size:.8rem; }

.footer-bottom{
  position:relative;
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;
}
.footer-bottom .container{
  display:flex; justify-content:space-between; align-items:center;
  flex-wrap:wrap; gap:10px;
}
.footer-bottom p{
  font-family: var(--f-util);
  font-size:.8rem;
  color: rgba(255,255,255,.44);
}


/* ==================================================================
   25 · BACK TO TOP
================================================================== */
.back-to-top{
  position:fixed;
  right:26px; bottom:26px;
  z-index:999;
  display:grid; place-items:center;
  width:48px; height:48px;
  border-radius:50%;
  background: var(--grad-blue);
  color:#fff;
  box-shadow: var(--sh-blue);
  opacity:0;
  visibility:hidden;
  transform: translateY(16px) scale(.9);
  transition: opacity var(--t), transform var(--t), visibility var(--t), box-shadow var(--t);
}
.back-to-top.show{ opacity:1; visibility:visible; transform:none; }
.back-to-top:hover{
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(41,121,255,.55);
}


/* ==================================================================
   26 · SCROLL REVEAL
================================================================== */
.reveal{
  opacity:0;
  transform: translateY(26px);
  transition: opacity .75s var(--ease), transform .75s var(--ease);
  will-change: opacity, transform;
}
.reveal.visible{ opacity:1; transform:none; }


/* ==================================================================
   27 · RESPONSIVE
================================================================== */

/* ---- Laptop ---- */
@media (max-width: 1180px){
  .nav-menu{ gap:0; }
  .nav-menu a{ padding:8px 9px; font-size:.83rem; }
  .brand-text em{ display:none; }
  .hero-grid{ gap:40px; }
}

/* ---- Small laptop / large tablet: collapse the nav ---- */
@media (max-width: 1024px){
  section{ padding:80px 0; }

  .navbar.scrolled{ height:var(--nav-h); }

  /* Mobile menu */
  body::before{
    content:"";
    position:fixed;
    inset: calc(var(--ann-h) + var(--nav-h)) 0 0;
    z-index:999;
    background:rgba(3,15,37,.48);
    backdrop-filter:blur(3px);
    -webkit-backdrop-filter:blur(3px);
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transition:opacity var(--t), visibility var(--t);
  }
  body.menu-open::before{
    opacity:1;
    visibility:visible;
    pointer-events:auto;
  }
  .mobile-toggle{ display:flex; }
  .nav-cta{ display:none; }

  .nav-menu{
    position:fixed;
    top:calc(var(--ann-h) + var(--nav-h) + 10px);
    left:auto;
    right:12px;
    width:min(440px, calc(100vw - 24px));
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    align-items:stretch;
    gap:8px;
    padding:12px;
    background:rgba(255,255,255,.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border:1px solid rgba(8,26,58,.10);
    border-radius:20px;
    box-shadow: var(--sh-lg);
    max-height:calc(100vh - var(--ann-h) - var(--nav-h) - 22px);
    max-height:calc(100dvh - var(--ann-h) - var(--nav-h) - 22px);
    overflow:hidden;
    opacity:0;
    visibility:hidden;
    transform:translateY(-10px) scale(.985);
    transform-origin:top right;
    transition:opacity var(--t), transform var(--t), visibility var(--t);
  }
  .nav-menu.active{
    overflow-y:auto;
    overscroll-behavior:contain;
    opacity:1;
    visibility:visible;
    transform:none;
  }
  .nav-menu li{ min-width:0; }
  .nav-menu a{
    min-height:52px;
    display:flex;
    align-items:center;
    justify-content:center;
    padding:11px 10px;
    text-align:center;
    font-size:.9rem;
    color: var(--ink) !important;
    background:var(--bg);
    border:1px solid transparent;
    border-radius:12px;
    transition:background var(--t-fast), border-color var(--t-fast), color var(--t-fast), transform var(--t-fast);
  }
  .nav-menu a::after{ display:none; }
  .nav-menu a:hover,
  .nav-menu a:focus-visible{
    background:#fff;
    border-color:rgba(41,121,255,.28);
    color:var(--blue) !important;
  }
  .nav-menu a.active{
    color:#fff !important;
    background:var(--grad-blue);
    border-color:transparent;
    box-shadow:0 8px 18px rgba(41,121,255,.22);
  }

  /* Hero */
  .hero-grid{ grid-template-columns:1fr; gap:44px; }
  .hero-side{ width:100%; max-width:640px; }

  /* Layouts */
  .conference-grid,
  .about-content,
  .venue-grid,
  .contact-grid{ grid-template-columns:1fr; gap:38px; }
  .conference-media{ max-width:560px; }

  .stats-grid{ grid-template-columns: repeat(3,1fr); }
  .review-steps{ grid-template-columns:repeat(3,minmax(0,1fr)); }
  .submit-panel{ grid-template-columns:1fr; gap:28px; }
  .footer-grid{ grid-template-columns: repeat(2,1fr); gap:38px; }
  .gallery-grid{ grid-template-columns: repeat(2,1fr); }
  .g-item.wide{ grid-column: span 2; }
}

/* ---- Tablet ---- */
@media (max-width: 860px){
  :root{ --nav-h: 66px; }

  .announce-cta{ display:none; }
  .announce-label span{ display:none; }
  .announce-label{ padding:0 15px; }

  .hero{ padding-top: calc(var(--nav-h) + var(--ann-h) + 40px); }
  .hero-logo-rail{ min-height:132px; gap:14px; padding:22px 20px; }
  .hero-logo-rail img{ max-height:88px; }
  .hero-logo-divider{ max-height:66px; }

  .mini-cards{ grid-template-columns:1fr; }
  .vm-grid{ grid-template-columns:1fr; }

  /* Timeline */
  .date-card{ flex-direction:column; align-items:flex-start; gap:5px; }
  .date-number{ min-width:0; }

  /* Tracks */
  .theme-header{ padding:16px 18px; gap:12px; }
  .theme-header .t-icon{ width:36px; height:36px; }
  .theme-header .t-title{ font-size:.93rem; }
  .theme-content ul{ padding: 4px 18px 20px 18px; grid-template-columns:1fr; }

  /* Committee tabs */
  .committee-tabs{ border-radius: var(--r-md); }
  .tab-btn{ flex: 1 1 45%; min-width:0; font-size:.8rem; padding:11px 12px; }
  .committee-list{ grid-template-columns:1fr; }

  /* Fee tables become stacked cards */
  .table-wrap{ border:none; box-shadow:none; background:transparent; }
  .fee-table thead{ display:none; }
  .fee-table tbody tr{
    display:block;
    margin-bottom:14px;
    border-radius: var(--r-md);
    background:#fff;
    border:1px solid var(--line);
    box-shadow: var(--sh-sm);
    overflow:hidden;
  }
  .fee-table tbody td{
    display:flex; justify-content:space-between; align-items:center; gap:14px;
    padding:13px 18px;
    text-align:right;
  }
  .fee-table tbody td::before{
    content: attr(data-label);
    font-family: var(--f-util);
    font-size:.68rem; font-weight:700;
    letter-spacing:.1em; text-transform:uppercase;
    color: var(--ink-3);
    text-align:left;
  }
  .fee-table tbody td:first-child{
    background: var(--bg);
    border-bottom:1px solid var(--line);
  }
  .fee-span{ text-align:right; }
  .fee-span em{ display:block; }
}

/* ---- Mobile ---- */
@media (max-width: 620px){
  :root{ --ann-h:44px; }

  .container{ padding:0 18px; }
  section{ padding:64px 0; }

  .section-header{ margin-bottom:36px; }
  .section-title{ font-size:clamp(1.75rem, 8vw, 2.2rem); letter-spacing:.025em; }
  .section-lead{ font-size:.98rem; line-height:1.65; }
  .section-eyebrow{ margin-bottom:10px; }

  .btn{ min-height:48px; padding:12px 22px; font-size:.88rem; }
  .mobile-toggle{ width:48px; height:48px; }
  .nav-wrapper{ gap:14px; }
  .nav-brand{ gap:9px; }
  .brand-text strong{ font-size:1rem; }
  .brand-logo{ width:38px; height:38px; }
  .nav-menu{
    top:calc(var(--ann-h) + var(--nav-h) + 8px);
    right:10px;
    width:calc(100vw - 20px);
    padding:10px;
    gap:7px;
    border-radius:16px;
  }
  .nav-menu a{ min-height:52px; padding:10px 6px; font-size:.85rem; }

  .announce-label{ width:44px; justify-content:center; padding:0; }
  .announce-track{
    -webkit-mask-image:linear-gradient(90deg, transparent, #000 3%, #000 97%, transparent);
            mask-image:linear-gradient(90deg, transparent, #000 3%, #000 97%, transparent);
  }
  .announce-move{ gap:14px; padding-left:14px; animation-duration:28s; }
  .tick{ gap:7px; font-size:.76rem; }

  .hero-actions .btn,
  .submit-actions .btn{ flex:1 1 100%; }

  .hero{ padding-top:calc(var(--nav-h) + var(--ann-h) + 30px); padding-bottom:72px; }
  .hero-grid{ gap:34px; }
  .hero-logo-rail{
    min-height:104px;
    gap:6px;
    padding:16px 8px;
    margin-bottom:28px;
    border-radius:11px;
    box-shadow:0 9px 22px rgba(0,0,0,.16);
  }
  .hero-logo-rail::after{ left:12%; right:12%; height:2px; }
  .hero-logo-rail img,
  .hero-logo-rail img:nth-of-type(1),
  .hero-logo-rail img:nth-of-type(2),
  .hero-logo-rail img:nth-of-type(3){
    width:auto;
    max-width:100%;
    max-height:64px;
  }
  .hero-logo-divider{ max-height:50px; }
  .main-title{ font-size:clamp(1.85rem, 8.5vw, 2.55rem); line-height:1.14; }
  .conference-kicker{ margin-bottom:7px; font-size:.86rem; line-height:1.45; }
  .title-short{ margin-top:10px; font-size:.78rem; letter-spacing:.24em; }
  .theme{ padding:16px 18px; font-size:.94rem; }
  .meta-box{ width:100%; }
  .organized-by p{ font-size:.92rem; }
  .organized-by p br{ display:none; }
  .countdown-card{ padding:20px 16px; }
  .countdown{ gap:7px; }
  .cd-unit{ padding:11px 3px; }
  .cd-unit span{ font-size:1.25rem; }
  .cd-unit small{ font-size:.55rem; letter-spacing:.06em; }
  .campus-image img{ height:210px; }

  .stats-strip{ margin-top:-32px; }
  .stats-grid{ grid-template-columns: repeat(2,1fr); }
  .stat{ padding:24px 12px; }
  .stat:last-child{ grid-column:1 / -1; }

  .about-conference{ padding-top:88px; }
  .conference-grid,
  .about-content,
  .venue-grid,
  .contact-grid{ gap:30px; }
  .conference-text p,
  .about-text p,
  [style*="text-align: justify"]{ text-align:left !important; }
  .mini-card,
  .vm-card,
  .pub-card,
  .guide-card,
  .cmt-acknowledgement{ padding:22px 20px; }

  .review-process{ padding:28px 22px; }
  .review-process > h3{ margin-bottom:24px; }
  .review-steps{ grid-template-columns:repeat(2,minmax(0,1fr)); gap:12px; }
  .review-steps li{ min-height:122px; padding:20px 12px; }
  .dates-list{ padding-left:28px; }
  .date-marker{ left:-28px; width:30px; height:30px; }
  .date-card{ padding:17px 18px; }
  .date-item:hover .date-card{ transform:none; }

  .theme-header{ min-height:64px; padding:15px 14px; gap:10px; }
  .theme-header .t-icon{ width:34px; height:34px; }
  .theme-header .t-title{ font-size:.88rem; }
  .theme-content ul{ padding:4px 16px 18px; }

  .submit-panel{ padding:26px 22px; }
  .submit-panel-main h3{ font-size:1.3rem; }
  .submit-panel-side{ grid-template-columns: repeat(3,1fr); }
  .guideline-grid,
  .speaker-grid,
  .committee-list{ grid-template-columns:minmax(0,1fr); }
  .committee-list.technical-committee-list{ grid-template-columns:minmax(0,1fr); }

  .table-caption{ font-size:1rem; }
  .registration-policy-grid{ grid-template-columns:minmax(0,1fr); }
  .registration-policy-card{ padding:22px 20px; }
  .registration-guidelines{ padding:22px 20px; }
  .registration-guidelines ul{ grid-template-columns:minmax(0,1fr); }
  .registration-deadline{ align-items:flex-start; }
  .fee-table tbody td{ align-items:flex-start; padding:13px 15px; }
  .fee-table tbody td::before{ flex:0 0 44%; }
  .fee-best{ white-space:nowrap; }
  .fee-note-text{ line-height:1.65; }

  .patron-card.chief .patron-image{ width:140px; height:140px; }
  .patrons-grid{ grid-template-columns: repeat(2,1fr); gap:14px; }
  .keynote-patrons{ grid-template-columns:1fr; max-width:360px; }
  .keynote-patrons .patron-card{ padding:28px 20px; }
  .keynote-patrons .patron-image{ width:120px; height:120px; }
  .patron-card{ padding:22px 12px; }
  .patron-image{ width:100px; height:100px; }
  .patron-card h3{ font-size:.9rem; }
  .patron-card p{ font-size:.68rem; }

  .gallery-grid{ grid-template-columns:1fr; }
  .g-item.wide{ grid-column: span 1; }
  .g-item{ height:200px; }
  .g-item figcaption{ opacity:1; transform:none; }
  .g-item::after{ opacity:1; }

  .venue-media img{ height:250px; }

  .footer-grid{ grid-template-columns:1fr; gap:34px; padding:52px 18px 40px; }
  .footer-bottom .container{ justify-content:center; text-align:center; }

  .back-to-top{ right:16px; bottom:16px; width:44px; height:44px; }

  .committee-tabs{
    flex-wrap:nowrap;
    justify-content:flex-start;
    overflow-x:auto;
    scrollbar-width:none;
    scroll-snap-type:x proximity;
    border-radius:var(--r-md);
  }
  .committee-tabs::-webkit-scrollbar{ display:none; }
  .tab-btn{
    flex:0 0 auto;
    min-width:max-content;
    min-height:44px;
    scroll-snap-align:start;
  }
  .committee-list li{ padding:17px 18px; }

  .venue-grid{ margin-bottom:30px; }
  .venue-info h3{ font-size:1.2rem; }
  .venue-map iframe,
  .contact-map iframe{ height:300px; }
  .contact-item{ padding:19px 18px; gap:13px; }
  .contact-item > i{ width:40px; height:40px; }

  .footer-brand{ align-items:flex-start; }
  .footer-brand em{ display:block; }
  .socials a{ width:44px; height:44px; }
}

/* ---- Compact phones ---- */
@media (max-width: 380px){
  .container{ padding:0 16px; }
  .hero-logo-rail{ min-height:86px; gap:0; padding:12px 4px; }
  .hero-logo-rail img,
  .hero-logo-rail img:nth-of-type(1),
  .hero-logo-rail img:nth-of-type(2),
  .hero-logo-rail img:nth-of-type(3){ flex:0 1 auto; max-height:49px; }
  .hero-logo-divider{ display:none; }
  .main-title{ font-size:1.78rem; }
  .theme{ padding:15px 14px; }
  .countdown{ grid-template-columns:repeat(2,1fr); }
  .cd-unit{ padding:12px 6px; }
  .review-steps{ grid-template-columns:minmax(0,1fr); }
  .review-steps li{ min-height:110px; }
  .registration-policy-card{ flex-direction:column; }
  .patrons-grid{ grid-template-columns:1fr; }
  .patron-card{ padding:24px 18px; }
  .patron-image{ width:112px; height:112px; }
  .fee-table tbody td{ flex-direction:column; gap:5px; text-align:left; }
  .fee-table tbody td::before{ flex-basis:auto; }
}

@media (hover:none){
  .glass-card:hover,
  .mini-card:hover,
  .patron-card:hover,
  .contact-item:hover,
  .date-item:hover .date-card{ transform:none; }
}


/* ==================================================================
   28 · REDUCED MOTION & PRINT
================================================================== */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .reveal{ opacity:1 !important; transform:none !important; }
  #particles{ display:none; }
}

@media print{
  .announce-bar, .navbar, .back-to-top, .logo-carousel,
  .hero-bg, .contact-map, .venue-map{ display:none !important; }
  body{ background:#fff; color:#000; }
  .hero{ background:#fff; padding-top:20px; }
  .main-title, .theme, .organized-by p{ color:#000; }
  .theme-content{ max-height:none !important; }
  section{ padding:20px 0; page-break-inside:avoid; }
}