/* TGSPULMOCON 2026 — Main Stylesheet */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);background:var(--bg-page);color:var(--text-dark);overflow-x:hidden;line-height:1.6}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
h1,h2,h3{font-family:var(--font-display);line-height:1.15}

/* ── Shared typography ── */
.section-label{font-size:var(--text-xs);letter-spacing:.18em;text-transform:uppercase;color:var(--green);font-weight:700;margin-bottom:.5rem;display:block}
.section-title{font-family:var(--font-display);font-size:var(--text-h2);font-weight:700;color:var(--red);line-height:1.15;margin-bottom:.5rem}
.section-title em{font-style:italic;color:inherit}
.section-desc{font-size:var(--text-sm);color:var(--text-muted);line-height:1.7;max-width:620px}
.divider{width:48px;height:3px;background:var(--green);margin:1rem 0 1.5rem;border-radius:2px}
section{padding:var(--section-pad)}
.container{max-width:var(--max-w);margin:0 auto;padding:0 1rem}

/* ── Buttons ── */
.btn-primary{display:inline-flex;align-items:center;justify-content:center;background:var(--red);color:#fff;padding:.7rem 1.75rem;border-radius:var(--radius);font-family:var(--font-body);font-size:.9rem;font-weight:700;border:none;cursor:pointer;transition:background var(--trans),transform .15s}
.btn-primary:hover{background:var(--red-dark);transform:translateY(-2px)}
.btn-green{display:inline-flex;align-items:center;justify-content:center;background:var(--green);color:#fff;padding:.7rem 1.75rem;border-radius:var(--radius);font-family:var(--font-body);font-size:.9rem;font-weight:700;border:none;cursor:pointer;transition:background var(--trans),transform .15s}
.btn-green:hover{background:var(--green-light);transform:translateY(-2px)}
.btn-amber,.btn-gold{display:inline-flex;align-items:center;justify-content:center;background:var(--amber);color:#fff;padding:.7rem 1.75rem;border-radius:var(--radius);font-family:var(--font-body);font-size:.9rem;font-weight:700;border:none;cursor:pointer;transition:background var(--trans),transform .15s}
.btn-amber:hover,.btn-gold:hover{background:var(--amber-dark);transform:translateY(-2px)}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;background:transparent;color:var(--green);padding:.7rem 1.75rem;border-radius:var(--radius);border:2px solid var(--green);font-family:var(--font-body);font-size:.9rem;font-weight:700;cursor:pointer;transition:all var(--trans)}
.btn-outline:hover{background:var(--green);color:#fff}
.btn-outline-white{display:inline-flex;align-items:center;justify-content:center;background:transparent;color:#fff;padding:.7rem 1.75rem;border-radius:var(--radius);border:2px solid rgba(255,255,255,.7);font-family:var(--font-body);font-size:.9rem;font-weight:700;cursor:pointer;transition:all var(--trans)}
.btn-outline-white:hover{background:rgba(255,255,255,.15);border-color:#fff}
.btn-hero-amber{display:inline-flex;align-items:center;justify-content:center;background:var(--amber);color:#fff;padding:.7rem 1.75rem;border-radius:var(--radius);border:2px solid var(--amber);font-family:var(--font-body);font-size:.9rem;font-weight:700;cursor:pointer;transition:all var(--trans)}
.btn-hero-amber:hover{background:var(--amber-dark);border-color:var(--amber-dark);transform:translateY(-2px)}
.rupee{font-family:Arial,'Noto Sans',sans-serif;font-weight:400;font-style:normal}

/* ── Navbar ── */
.tgspc-nav{position:sticky;top:0;z-index:1000;background:var(--bg-white);border-bottom:3px solid var(--green);padding:0 2rem;display:flex;align-items:center;justify-content:space-between;height:68px;box-shadow:var(--shadow-sm);transition:box-shadow .3s}
.tgspc-nav.scrolled{box-shadow:var(--shadow-md)}
.nav-brand{display:flex;align-items:center;gap:.75rem}
.nav-brand img{height:42px;width:auto}
.nav-brand-text{font-family:var(--font-display);font-size:1rem;font-weight:800;color:var(--red);letter-spacing:.01em}
.nav-brand-text span{color:var(--green)}
.nav-links{display:flex;align-items:center;gap:.05rem;list-style:none}
.nav-links a{font-size:.88rem;font-weight:600;color:var(--text-dark);padding:.4rem .75rem;border-radius:var(--radius);transition:color var(--trans),background var(--trans)}
.nav-links a:hover,.nav-links a.active{color:var(--red);background:#fef2f2}
.nav-cta{background:var(--red);color:#fff;padding:.5rem 1.3rem;border-radius:var(--radius);font-size:.88rem;font-weight:700;white-space:nowrap;transition:background var(--trans),transform .15s}
.nav-cta:hover{background:var(--red-dark);transform:translateY(-1px)}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:6px}
.hamburger span{width:24px;height:2px;background:var(--text-dark);border-radius:2px;transition:.3s}
.mobile-menu{display:none;flex-direction:column;position:fixed;top:68px;left:0;right:0;z-index:999;background:var(--bg-white);padding:1rem 1.5rem 1.5rem;border-bottom:3px solid var(--green);box-shadow:var(--shadow-md)}
.mobile-menu.open{display:flex}
.mobile-menu a{font-size:1rem;font-weight:600;color:var(--text-dark);padding:.65rem 0;border-bottom:1px solid var(--border)}
.mobile-menu a:last-child{border-bottom:none;color:var(--red);font-size:1rem;font-weight:800}
/* ── MOBILE STICKY CTA BAR ── */
.mobile-sticky-cta{display:none;position:fixed;bottom:0;left:0;right:0;z-index:990;padding:.6rem .75rem;background:#fff;border-top:2px solid var(--border);box-shadow:0 -3px 12px rgba(0,0,0,.10);gap:.5rem}
.sticky-btn{flex:1;text-align:center;padding:.65rem .4rem;border-radius:var(--radius);font-size:.78rem;font-weight:700;line-height:1.2}
.sticky-btn-abstracts{background:var(--green);color:#fff;text-decoration:none;transition:background var(--trans)}
.sticky-btn-abstracts:hover{background:var(--green-dark);color:#fff}
.sticky-btn-register{background:var(--amber);color:#fff;text-decoration:none;transition:background var(--trans)}
.sticky-btn-register:hover{background:var(--amber-dark);color:#fff}
.sticky-btn-disabled{background:var(--bg-section);color:var(--text-muted);border:1.5px solid var(--border-med);cursor:not-allowed;opacity:.75;display:block}

/* ── HOME HERO ── */
.hero{position:relative;background:var(--green);color:#fff;padding:4.5rem 1.5rem 3.5rem;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:radial-gradient(ellipse 70% 80% at 50% 0%,rgba(255,255,255,.06) 0%,transparent 70%);pointer-events:none}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:50px 50px;pointer-events:none}
.hero-content{position:relative;z-index:2;max-width:var(--max-w);margin:0 auto;text-align:center}
.hero-logos{display:flex;align-items:center;justify-content:center;gap:1.25rem;margin-bottom:2rem;flex-wrap:wrap}
.hero-logo-circle{width:76px;height:76px;border-radius:50%;background:#fff;padding:6px;box-shadow:0 2px 12px rgba(0,0,0,0.22);display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}
.hero-logo-circle img{width:100%;height:100%;object-fit:contain;border-radius:50%}
.hero-logo-sep{width:1px;height:52px;background:rgba(255,255,255,0.3);flex-shrink:0}
.hero-badge{display:inline-block;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.3);border-radius:100px;padding:.35rem 1rem;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.9);margin-bottom:1rem}
/* ── Abstract Submission Open pill animation ── */
@keyframes abs-pulse-ring{0%,100%{box-shadow:0 0 0 0 rgba(245,166,35,.6);border-color:rgba(245,166,35,.5);background:rgba(245,166,35,.18);}50%{box-shadow:0 0 0 10px rgba(245,166,35,0);border-color:rgba(245,166,35,.85);background:rgba(245,166,35,.32);}}
@keyframes abs-dot-blink{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.25;transform:scale(.6);}}
.abs-open-badge{display:inline-flex;align-items:center;gap:.5rem;background:rgba(245,166,35,.18);border:1.5px solid rgba(245,166,35,.5);border-radius:100px;padding:.4rem 1.2rem;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:#fff;font-weight:700;margin-bottom:1rem;animation:abs-pulse-ring 2.4s ease-in-out infinite;cursor:default;}
.abs-dot{display:inline-block;width:9px;height:9px;background:#4ade80;border-radius:50%;flex-shrink:0;animation:abs-dot-blink 1.3s ease-in-out infinite;}
.hero-eyebrow{font-size:.9rem;color:rgba(255,255,255,.75);margin-bottom:.75rem;letter-spacing:.02em}
.hero-title{font-family:var(--font-display);font-size:var(--text-hero);font-weight:800;color:#fff;line-height:1.1;margin-bottom:1rem}
.hero-title .accent{color:var(--amber-light);display:block}
.hero-title .year{font-size:.55em;color:rgba(255,255,255,.8);display:block;letter-spacing:.04em}
.hero-sub{font-size:clamp(.95rem,2vw,1.15rem);color:rgba(255,255,255,.82);max-width:600px;margin:0 auto 2.5rem;line-height:1.7}
.hero-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:3rem}
.hero-countdown{position:relative;z-index:2;display:flex;justify-content:center;align-items:center;gap:.6rem;flex-wrap:nowrap;padding-top:2rem;border-top:1px solid rgba(255,255,255,.15);margin:0 auto}
.cd-block{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);border-radius:var(--radius-lg);padding:.75rem 0;width:82px;flex-shrink:0;text-align:center;backdrop-filter:blur(4px)}
.cd-num{font-family:'Courier New',Courier,monospace;font-size:2.4rem;font-weight:700;color:#fff;line-height:1;display:block;font-variant-numeric:tabular-nums;letter-spacing:.04em}
.cd-label{font-size:.56rem;letter-spacing:.15em;text-transform:uppercase;color:rgba(255,255,255,.65);margin-top:.3rem;display:block}
.cd-sep{font-family:var(--font-display);font-size:2rem;font-weight:800;color:rgba(255,255,255,.4);line-height:1;padding-bottom:.4rem;flex-shrink:0}

/* ── Info strip ── */
.info-strip{background:var(--bg-white);border-bottom:1px solid var(--border)}
.info-strip-inner{max-width:var(--max-w);margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr)}
.info-item{padding:1.5rem 1rem;border-right:1px solid var(--border);display:flex;align-items:center;gap:.85rem}
.info-item:last-child{border-right:none}
.info-icon{font-size:1.8rem;flex-shrink:0}
.info-item-label{font-size:.63rem;letter-spacing:.12em;text-transform:uppercase;color:var(--text-muted);margin-bottom:.25rem}
.info-item-value{font-family:var(--font-display);font-size:1.05rem;font-weight:700;color:var(--text-dark);line-height:1.2}
.info-item-sub{font-size:.75rem;color:var(--green);margin-top:.15rem}

/* ── Cards ── */
.card{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow-sm)}
.card-green-top{border-top:3px solid var(--green)}
.card-red-top{border-top:3px solid var(--red)}
.card-amber-top{border-top:3px solid var(--amber)}

/* ── About section ── */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.about-visual{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--border);background:var(--bg-section);display:flex;align-items:center;justify-content:center;padding:2.5rem;position:relative}
.about-accent{position:absolute;top:-20px;left:-20px;width:100px;height:100px;background:var(--green);opacity:.08;border-radius:50%}
.about-accent-br{position:absolute;bottom:-20px;right:-20px;width:60px;height:60px;background:var(--amber);opacity:.12;border-radius:50%}
.stat-row{display:flex;gap:1rem;flex-wrap:wrap;margin-top:1.5rem}
.stat-box{flex:1;min-width:90px;padding:1rem;background:var(--bg-section);border:1px solid var(--border);border-radius:var(--radius);border-top:3px solid var(--green);text-align:center}
.stat-num{font-family:var(--font-display);font-size:2.2rem;font-weight:800;color:var(--green);line-height:1}
.stat-label{font-size:.72rem;color:var(--text-muted);margin-top:.3rem}

/* ── Page header (green banner at top of inner pages) ── */
.page-header{background:var(--green);color:#fff;padding:3.5rem 1.5rem 2.5rem;margin-top:0}
.page-header .section-label{color:rgba(255,255,255,.75)}
.page-header .section-title{color:#fff !important}
.page-header em{color:rgba(255,255,255,.85) !important;font-style:italic}
.page-header .section-desc{color:rgba(255,255,255,.8);max-width:680px}
.page-header .divider{background:rgba(255,255,255,.4)}

/* ── Programme ── */
.day-tabs{display:flex;gap:.5rem;margin-bottom:1.75rem;flex-wrap:wrap}
.day-tab{padding:.6rem 1.5rem;border:2px solid var(--border-med);background:var(--bg-white);color:var(--text-muted);font-family:var(--font-body);font-size:.88rem;font-weight:700;border-radius:var(--radius);cursor:pointer;transition:all var(--trans)}
.day-tab.active{background:var(--green);color:#fff;border-color:var(--green)}
.day-tab:hover:not(.active){border-color:var(--green);color:var(--green)}
.day-tab-agenda{border-color:var(--amber);color:var(--amber-dark);margin-left:auto;text-decoration:none}
.day-tab-agenda:hover:not(.active){border-color:var(--amber-dark);color:var(--amber-dark);background:rgba(245,166,35,.06)}
.day-tab-agenda.active{background:var(--amber);color:#fff;border-color:var(--amber)}
.day-panel{display:none}
.day-panel.active{display:block}
.schedule-item{display:grid;grid-template-columns:130px 1fr;gap:1.25rem;padding:1.1rem 0;border-bottom:1px solid var(--border);align-items:start}
.schedule-item:last-child{border-bottom:none}
.schedule-time{font-family:var(--font-display);font-size:.88rem;font-weight:700;color:var(--green);padding-top:.1rem;line-height:1.3}
.schedule-event{font-size:.93rem;font-weight:600;color:var(--text-dark);margin-bottom:.25rem;line-height:1.4}
.schedule-speaker{font-size:.78rem;color:var(--green);font-weight:500;margin-bottom:.1rem}
.schedule-panelists{font-size:.75rem;color:var(--text-muted);margin-bottom:.1rem;font-style:italic}
.schedule-tag{display:inline-block;font-size:.6rem;letter-spacing:.1em;text-transform:uppercase;font-weight:700;padding:.2rem .6rem;border-radius:100px;margin-top:.35rem}
.tag-oration{background:#fef3cd;color:#856404;border:1px solid #fce08d}
.tag-panel{background:#d1e7dd;color:#0a3622;border:1px solid #a3cfbb}
.tag-dialogue{background:#e8d5f5;color:#5a2d82;border:1px solid #d0aef0}
.tag-ws{background:#fff3cd;color:#664d03;border:1px solid #ffe69c}
.tag-social{background:#e2e3e5;color:#41464b;border:1px solid #d3d6d8}
.tag-pg{background:#cfe2ff;color:#084298;border:1px solid #b6d4fe}
.tag-break{background:#f8f9fa;color:#6c757d;border:1px solid #dee2e6}

/* ── Committee ── */
.committee-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.25rem;margin-top:1.5rem}
.committee-card{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.25rem;border-left:4px solid var(--green);box-shadow:var(--shadow-sm);transition:box-shadow var(--trans),transform var(--trans)}
.committee-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.committee-role{font-size:.65rem;letter-spacing:.12em;text-transform:uppercase;color:var(--green);margin-bottom:.35rem;font-weight:700}
.committee-name{font-family:var(--font-display);font-size:1.05rem;font-weight:700;color:var(--text-dark)}
.committee-sub{font-size:.75rem;color:var(--text-muted);margin-top:.2rem}
.subcommittee-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.25rem;margin-top:1.5rem}
.subcommittee-card{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem}
.subcommittee-title{font-size:var(--text-xs);letter-spacing:.12em;text-transform:uppercase;color:var(--red);font-weight:700;margin-bottom:.75rem;padding-bottom:.5rem;border-bottom:2px solid var(--border)}
.subcommittee-members{list-style:none;display:flex;flex-direction:column;gap:.3rem}
.subcommittee-members li{font-size:.82rem;color:var(--text-muted)}
.subcommittee-members li::before{content:"• ";color:var(--green)}

/* ── Venue ── */
.venue-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.venue-map{width:100%;border-radius:var(--radius-lg);border:1px solid var(--border);overflow:hidden;box-shadow:var(--shadow-sm)}
.venue-map iframe{width:100%;height:350px;border:none;display:block}
.venue-details{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow-sm)}
.venue-detail-item{display:flex;gap:1rem;align-items:start;padding:.85rem 0;border-bottom:1px solid var(--border)}
.venue-detail-item:last-child{border-bottom:none}
.venue-icon{font-size:1.2rem;flex-shrink:0;padding-top:.1rem}
.venue-detail-text strong{display:block;color:var(--text-dark);font-size:.88rem;font-weight:700;margin-bottom:.2rem}
.venue-detail-text span{color:var(--text-muted);font-size:.83rem;line-height:1.6}

/* ── Registration form ── */
.reg-layout{display:grid;grid-template-columns:3fr 2fr;gap:2.5rem;align-items:start}
.reg-form-wrap{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md)}
.reg-form-header{background:var(--green);padding:1.5rem 1.75rem}
.reg-form-header h2{font-family:var(--font-display);font-size:1.3rem;font-weight:800;color:#fff;letter-spacing:.02em}
.reg-form-header p{font-size:.82rem;color:rgba(255,255,255,.8);margin-top:.3rem}
.reg-form-body{padding:1.75rem;display:flex;flex-direction:column;gap:1.1rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form-row.full{grid-template-columns:1fr}
.form-group{display:flex;flex-direction:column;gap:.5rem}
.form-row+.form-row{margin-top:1rem}
.form-group label{font-size:.8rem;font-weight:700;color:var(--text-dark)}
.form-group input:not([type="checkbox"]):not([type="radio"]),.form-group select,.form-group textarea{background:var(--bg-page);border:1.5px solid var(--border-med);color:var(--text-dark);padding:.65rem .9rem;border-radius:var(--radius);font-family:var(--font-body);font-size:.9rem;transition:border-color var(--trans);width:100%;min-width:0;box-sizing:border-box}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(30,107,60,.1)}
.form-group select option{background:#fff}
.radio-group{display:flex;gap:1rem;flex-wrap:wrap}
.radio-group label{display:flex;align-items:center;gap:.35rem;font-size:.88rem;color:var(--text-med);cursor:pointer;white-space:nowrap}
.checkbox-grid{display:grid;grid-template-columns:1fr 1fr;gap:.5rem}
.checkbox-grid label{display:flex;align-items:start;gap:.45rem;font-size:.88rem;color:var(--text-med);cursor:pointer;line-height:1.5}
.cost-box{display:flex;flex-direction:column;background:var(--bg-section);border:2px solid var(--green);border-radius:var(--radius-lg);overflow:hidden}
.cost-box-top{display:flex;align-items:center;justify-content:space-between;padding:.9rem 1.25rem;gap:1rem}
.cost-box-breakdown{padding:.65rem 1.25rem .9rem;border-top:1px solid var(--border)}
.cost-label{font-size:.7rem;text-transform:uppercase;letter-spacing:.12em;font-weight:700;color:var(--text-muted)}
.cost-breakdown{font-size:.8rem;color:var(--green);font-weight:600;line-height:1.5}
.cost-amount{font-family:var(--font-display);font-size:1.6rem;font-weight:800;color:var(--red);white-space:nowrap}
.fee-sidebar{display:flex;flex-direction:column;gap:1.5rem}
.fee-table-card{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.fee-table-header{background:var(--green);padding:1rem 1.25rem;font-family:var(--font-display);font-size:1.05rem;font-weight:700;color:#fff}
.fee-table{width:100%;border-collapse:collapse}
.fee-table th{padding:.65rem 1.25rem;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);text-align:left;background:var(--bg-section)}
.fee-table td{padding:.75rem 1.25rem;font-size:.88rem;color:var(--text-dark);border-top:1px solid var(--border)}
.fee-table .fee-amount{text-align:right;font-family:var(--font-display);font-size:1rem;font-weight:700;color:var(--red)}
.fee-table tr:hover td{background:var(--bg-section)}
.includes-card{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem;border-top:3px solid var(--green)}
.includes-card h3{font-family:var(--font-display);font-size:1rem;color:var(--green);margin-bottom:1rem}
.includes-list{list-style:none;display:flex;flex-direction:column;gap:.5rem}
.includes-list li{display:flex;gap:.5rem;font-size:.88rem;color:var(--text-med)}
.includes-list li::before{content:"✓";color:var(--green);font-weight:700;flex-shrink:0}

/* ── Abstracts ── */
.abstracts-layout{display:grid;grid-template-columns:3fr 2fr;gap:3rem}
.abstract-guidelines{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.75rem;box-shadow:var(--shadow-sm);margin-bottom:1.5rem}
.guideline-item{display:flex;gap:.75rem;padding:.65rem 0;border-bottom:1px solid var(--border)}
.guideline-item:last-child{border-bottom:none}
.guideline-icon{color:var(--green);flex-shrink:0;font-size:1rem;padding-top:.1rem}
.guideline-text{font-size:.88rem;color:var(--text-muted);line-height:1.5}
.guideline-text strong{color:var(--text-dark)}
.categories-grid{display:grid;grid-template-columns:1fr 1fr;gap:.4rem;margin-top:.75rem}
.category-tag{background:var(--bg-section);border:1px solid var(--border);border-radius:var(--radius);padding:.45rem .7rem;font-size:.72rem;color:var(--text-muted)}
.word-counter{font-size:.72rem;color:var(--text-muted);text-align:right;margin-top:.25rem}
.word-counter.over{color:var(--red);font-weight:600}

/* ── Gallery grid ── */
.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem;margin-top:1.5rem}
.gallery-item{border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:4/3;background:var(--bg-section);box-shadow:var(--shadow-sm)}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.gallery-item:hover img{transform:scale(1.04)}
.gallery-item.featured{grid-column:span 2;aspect-ratio:16/7}
/* ── Homepage gallery slider slides — uniform 4:3 aspect ratio ── */
.home-gallery-slide{aspect-ratio:4/3;overflow:hidden;border-radius:var(--radius-lg);background:var(--bg-section);box-shadow:var(--shadow-md);}
.home-gallery-slide img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease;}
.tgspc-home-swiper{padding:0 1.5rem 2.5rem !important;}
.tgspc-home-swiper .swiper-slide{height:auto;}
.tgspc-home-swiper .swiper-button-next,.tgspc-home-swiper .swiper-button-prev{color:var(--green) !important;}
.tgspc-home-swiper .swiper-button-next::after,.tgspc-home-swiper .swiper-button-prev::after{font-size:1.2rem !important;font-weight:800 !important;}
.tgspc-home-swiper .swiper-pagination-bullet-active{background:var(--amber) !important;}

/* ── Contact ── */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;margin-top:1.5rem}
.contact-card{background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.75rem;box-shadow:var(--shadow-sm);border-top:3px solid var(--green)}
.contact-card h3{font-family:var(--font-display);font-size:1.15rem;font-weight:700;margin-bottom:1.25rem;color:var(--green)}
.contact-line{display:flex;gap:.75rem;margin-bottom:.9rem;align-items:start}
.contact-icon{font-size:1rem;flex-shrink:0;padding-top:.15rem}
.contact-text{font-size:.88rem;color:var(--text-muted);line-height:1.5}
.contact-text strong{display:block;color:var(--text-dark);font-size:.88rem;margin-bottom:.2rem}
.contact-text a{color:var(--green);font-weight:600}
.contact-text a:hover{color:var(--red)}

/* ── Footer ── */
.tgspc-footer{background:var(--bg-footer);color:#fff;padding:4rem 2rem 2rem}
.footer-inner{max-width:var(--max-w);margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:3rem;padding-bottom:2.5rem;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand{display:flex;align-items:center;gap:.9rem;margin-bottom:.75rem}
.footer-brand img{height:46px;width:46px;border-radius:50%;object-fit:contain;background:#fff;padding:3px;}
.footer-logo-text{font-family:var(--font-display);font-size:1.4rem;font-weight:800;color:#fff;line-height:1.1}
.footer-logo-text span{color:var(--amber-light)}
.footer-tagline{font-size:.82rem;color:rgba(255,255,255,.6);line-height:1.6;max-width:280px;margin-bottom:.75rem}
.footer-contact-line{font-size:.8rem;color:rgba(255,255,255,.65);margin-top:.35rem}
.footer-contact-line a{color:var(--amber-light);transition:color var(--trans)}
.footer-contact-line a:hover{color:#fff}
.footer-col-title{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.5);font-weight:700;margin-bottom:1rem}
.footer-links{display:flex;flex-direction:column;gap:.5rem}
.footer-links a{font-size:.88rem;color:rgba(255,255,255,.7);transition:color var(--trans)}
.footer-links a:hover{color:var(--amber-light)}
.footer-bottom{max-width:var(--max-w);margin:0 auto;padding-top:1.5rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem}
.footer-copy{font-size:.78rem;color:rgba(255,255,255,.45)}
.footer-org{font-size:.78rem;color:rgba(255,255,255,.45)}

/* ── Scroll reveal ── */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .65s ease,transform .65s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ── Responsive ── */
@media(max-width:1024px){
  .about-grid,.venue-grid{grid-template-columns:1fr}
  .reg-layout,.abstracts-layout{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr 1fr}
  .footer-inner>:first-child{grid-column:span 2}
}
@media(max-width:768px){
  .tgspc-nav{padding:0 1rem;height:64px}
  .nav-links,.nav-cta{display:none}
  .hamburger{display:flex}
  .mobile-menu{top:64px}
  .info-strip-inner{grid-template-columns:1fr 1fr}
  .info-item{padding:1rem .75rem}
  .gallery-item.featured{grid-column:span 1}
  .schedule-item{grid-template-columns:90px 1fr;gap:.75rem}
  .form-row{grid-template-columns:1fr}
  .checkbox-grid{grid-template-columns:1fr}
  .hero-logo-circle{width:60px;height:60px;padding:3px}
  .hero-logos img{height:52px}
  .footer-inner{grid-template-columns:1fr}
  .footer-inner>:first-child{grid-column:span 1}
  .footer-bottom{flex-direction:column;text-align:center}
  .tgspc-footer{padding-bottom:76px}
  .mobile-sticky-cta{display:flex}
}
@media(max-width:480px){
  :root{--section-pad:3.5rem 1rem}
  .info-strip-inner{grid-template-columns:1fr}
  .info-item{border-right:none;border-bottom:1px solid var(--border)}
  .hero-actions{flex-direction:column;align-items:center}
  .hero-logos{gap:.75rem}
  .hero-logo-circle{width:52px;height:52px;padding:2px}
  .hero-logos img{height:46px}
  .gallery-item.featured{grid-column:span 1}
  .about-grid,.stat-row{gap:1.5rem}
  .committee-grid,.subcommittee-grid{grid-template-columns:1fr}
  .hero-countdown{gap:.35rem;padding-left:1.25rem;padding-right:1.25rem}
  .cd-block{width:64px;padding:.6rem 0}
  .cd-num{font-size:1.9rem}
  .cd-sep{font-size:1.6rem}
  .day-tab-agenda{margin-left:0}
  .categories-grid{grid-template-columns:1fr}
}
/* ── WordPress admin bar compensation ── */
@media(max-width:782px){
  .admin-bar .tgspc-nav{top:46px}
  .admin-bar .mobile-menu{top:110px}
}
@media(min-width:783px){
  .admin-bar .tgspc-nav{top:32px}
  .admin-bar .mobile-menu{top:100px}
}