/* —— timeline.php —— */
.back-to-top{position:fixed;bottom:28px;right:28px;z-index:140;width:40px;height:40px;background:var(--card);border:1px solid var(--border-purple);border-radius:4px;display:flex;align-items:center;justify-content:center;color:var(--purple-hi);font-size:.8em;cursor:pointer;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s,border-color .2s;transform:translateY(8px)}
.back-to-top.visible{opacity:1;pointer-events:all;transform:translateY(0)}
.back-to-top:hover{border-color:var(--purple);background:rgba(136,96,208,.1)}
.fade-in{opacity:0;transform:translateY(20px);transition:opacity .5s ease,transform .5s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}
.site-footer{background:var(--surface);border-top:1px solid var(--border);padding:28px 24px}
.footer-inner{max-width:1100px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer-seal{width:26px;height:26px;opacity:.1;filter:grayscale(1)}

/* ERA NAV */
.era-nav{position:sticky;top:54px;z-index:100;background:rgba(7,8,15,.96);border-bottom:1px solid var(--border);backdrop-filter:blur(8px);padding:14px 24px}
.era-nav-inner{max-width:1000px;margin:0 auto;display:flex;align-items:center;gap:16px}
.era-nav-label{font-family:'Rajdhani',sans-serif;font-size:.93em;font-weight:700;letter-spacing:3px;text-transform:uppercase;color:var(--muted);flex-shrink:0}
.era-dropdown{position:relative;flex:1;max-width:580px}
.era-dropdown-btn{width:100%;display:flex;align-items:center;gap:12px;padding:13px 18px;background:var(--card);border:1px solid var(--border-purple);border-radius:3px;cursor:pointer;transition:border-color .2s,background .2s;font-family:'Rajdhani',sans-serif}
.era-dropdown-btn:hover,.era-dropdown-btn.open{border-color:var(--purple);background:var(--card2)}
.era-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0;box-shadow:0 0 6px currentColor}
.era-btn-label{flex:1;text-align:left;font-size:1.08em;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--silver-hi)}
.era-btn-years{font-size:.9em;letter-spacing:1px;color:var(--muted);font-weight:400}
.era-chevron{flex-shrink:0;font-size:.9em;color:var(--muted);transition:transform .2s}
.era-dropdown-btn.open .era-chevron{transform:rotate(180deg)}
.era-dropdown-panel{position:absolute;top:calc(100% + 4px);left:0;right:0;background:var(--surface);border:1px solid var(--border-purple);border-radius:3px;overflow-y:auto;max-height:360px;display:none;z-index:200;box-shadow:0 8px 32px rgba(0,0,0,.6);scrollbar-width:thin;scrollbar-color:var(--purple-mid) var(--card)}
.era-dropdown-panel::-webkit-scrollbar{width:6px}
.era-dropdown-panel::-webkit-scrollbar-track{background:var(--card);border-radius:0 3px 3px 0}
.era-dropdown-panel::-webkit-scrollbar-thumb{background:var(--purple-mid);border-radius:3px}
.era-dropdown-panel::-webkit-scrollbar-thumb:hover{background:var(--purple)}
.era-dropdown-panel.open{display:block}
.era-option{display:flex;align-items:center;gap:12px;padding:14px 18px;cursor:pointer;transition:background .15s;border-bottom:1px solid var(--border)}
.era-option:last-child{border-bottom:none}
.era-option:hover{background:rgba(136,96,208,.08)}
.era-option.active{background:rgba(136,96,208,.12)}
.era-option-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0;box-shadow:0 0 5px currentColor}
.era-option-text{flex:1}
.era-option-label{font-family:'Rajdhani',sans-serif;font-size:1.08em;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--silver-hi)}
.era-option.active .era-option-label{color:var(--purple-hi)}
.era-option-years{font-size:.87em;letter-spacing:1px;color:var(--muted);margin-top:2px}
.era-nav-arrows{display:flex;gap:6px;flex-shrink:0}
.era-arrow{width:52px;height:52px;background:var(--card);border:1px solid var(--border);border-radius:3px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--muted);font-size:1.1em;transition:all .2s}
.era-arrow:hover{border-color:var(--border-purple);color:var(--purple-hi);background:var(--card2)}
.era-arrow:disabled{opacity:.3;cursor:default;pointer-events:none}
.era-counter{font-family:'Rajdhani',sans-serif;font-size:.9em;letter-spacing:2px;color:var(--muted);flex-shrink:0;white-space:nowrap}

/* TIMELINE BODY */
.timeline-body{max-width:1000px;margin:0 auto;padding:52px 24px 80px}
.era-section{display:none}
.era-section.active{display:block}
.era-header{display:flex;align-items:center;gap:16px;margin-bottom:36px;padding-bottom:20px;border-bottom:1px solid var(--border)}
.era-header-icon{width:64px;height:64px;flex-shrink:0;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:1.6em;border:1px solid}
.era-header-text .era-name{font-family:'Cinzel',serif;font-size:1.1em;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:var(--silver-hi);margin-bottom:4px}
.era-header-text .era-years{font-size:.65em;letter-spacing:2px;color:var(--muted);text-transform:uppercase}
.era-header-text .era-summary{font-size:.84em;color:var(--text-dim);margin-top:6px;font-style:italic}
.entries{display:flex;flex-direction:column;gap:8px}

/* EVENT CARDS */
.event-card{background:var(--card);border:1px solid var(--border);border-radius:4px;overflow:visible;transition:border-color .2s,background .2s;cursor:pointer;position:relative}
.event-card:hover{border-color:var(--era-color,var(--purple));background:var(--card2)}
.event-header{display:flex;align-items:center;gap:0;user-select:none}
.event-year{flex-shrink:0;width:160px;padding:18px;font-size:.7em;letter-spacing:2px;color:var(--muted);border-right:1px solid var(--border);background:rgba(0,0,0,.15);text-align:center;align-self:stretch;display:flex;align-items:center;justify-content:center;transition:color .2s}
.event-card:hover .event-year{color:var(--era-color,var(--purple))}
.event-main{flex:1;padding:20px 24px;min-width:0}
.event-title{font-family:'Rajdhani',sans-serif;font-size:1.08em;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--silver-hi);margin-bottom:5px}
.event-short{font-size:.8em;color:var(--text-dim);line-height:1.65}
.event-icon{flex-shrink:0;width:48px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:.75em;border-left:1px solid var(--border);align-self:stretch;transition:color .2s}
.event-card:hover .event-icon{color:var(--era-color,var(--purple))}
.event-card.event-major{background:rgba(232,160,32,.04);border:1px solid rgba(232,160,32,.35);border-left:3px solid var(--gold)}
.event-card.event-major::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--gold) 0%,rgba(232,160,32,.3) 40%,transparent 100%);pointer-events:none}
.event-card.event-major:hover{background:rgba(232,160,32,.07);border-color:rgba(232,160,32,.6);border-left-color:var(--gold)}
.event-card.event-major .event-year{color:rgba(232,160,32,.7);border-right-color:rgba(232,160,32,.2)}
.event-card.event-major:hover .event-year{color:var(--gold)}
.event-card.event-major .event-title{color:var(--gold-hi)}
.event-card.event-major .event-icon{color:rgba(232,160,32,.5);border-left-color:rgba(232,160,32,.2)}
.event-card.event-major:hover .event-icon{color:var(--gold)}
.event-major-badge{display:inline-flex;align-items:center;gap:5px;font-size:.58em;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:rgba(232,160,32,.8);background:rgba(232,160,32,.1);border:1px solid rgba(232,160,32,.28);padding:1px 7px 1px 5px;border-radius:2px;margin-bottom:6px}
.event-major-badge::before{content:'';display:inline-block;width:5px;height:5px;background:var(--gold);transform:rotate(45deg);flex-shrink:0}
.event-card.event-major .deco-corner{position:absolute;width:7px;height:7px;border-color:rgba(232,160,32,.55);border-style:solid;pointer-events:none}
.event-card.event-major .deco-tl{top:5px;left:5px;border-width:1px 0 0 1px}
.event-card.event-major .deco-tr{top:5px;right:5px;border-width:1px 1px 0 0}
.event-card.event-major .deco-bl{bottom:5px;left:5px;border-width:0 0 1px 1px}
.event-card.event-major .deco-br{bottom:5px;right:5px;border-width:0 1px 1px 0}

/* FRAGMENTS */
.frag-card{border-radius:4px;overflow:hidden}
.frag-scanlines{background:repeating-linear-gradient(0deg,rgba(74,158,202,.03) 0px,rgba(74,158,202,.03) 1px,transparent 1px,transparent 3px);border:1px solid rgba(74,158,202,.22);border-radius:4px}
.frag-inner{padding:16px 18px}
.frag-header{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.frag-tag{font-size:.65em;letter-spacing:2px;text-transform:uppercase;color:#4a9eca;border:1px solid rgba(74,158,202,.35);padding:2px 7px;border-radius:2px;flex-shrink:0}
.frag-source{font-size:.65em;color:var(--muted);letter-spacing:1.5px;text-transform:uppercase}
.frag-sig{display:flex;align-items:flex-end;gap:2px;margin-left:auto;flex-shrink:0}
.frag-sig-bar{width:3px;border-radius:1px;background:#4a9eca}
.frag-text{font-size:.82em;color:var(--text-dim);line-height:1.8;font-style:italic}
.frag-corrupt{color:rgba(74,158,202,.28);font-style:normal}
.frag-full{margin-top:10px;padding-top:10px;border-top:1px solid rgba(74,158,202,.15);font-size:.82em;color:var(--text-dim);line-height:1.8;font-style:italic;display:none}
.frag-full.open{display:block}
.frag-footer{margin-top:10px;display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.frag-meta{font-size:.65em;color:var(--muted);letter-spacing:1px;opacity:.7}
.frag-expand-btn{font-family:'Rajdhani',sans-serif;font-size:.68em;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:#4a9eca;background:none;border:1px solid rgba(74,158,202,.3);padding:3px 10px;border-radius:2px;cursor:pointer;transition:all .15s;margin-left:auto}
.frag-expand-btn:hover{background:rgba(74,158,202,.08);border-color:rgba(74,158,202,.55)}
.frag-integrity-bar{height:2px;background:rgba(74,158,202,.1);border-radius:1px;margin-top:10px;overflow:hidden}
.frag-integrity-fill{height:100%;border-radius:1px;background:linear-gradient(90deg,rgba(74,158,202,.4),#4a9eca)}

/* MODAL */
.modal-overlay{position:fixed;inset:0;z-index:300;background:rgba(0,0,0,.75);display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;pointer-events:none;transition:opacity .25s;backdrop-filter:blur(4px)}
.modal-overlay.open{opacity:1;pointer-events:all}
.modal{background:var(--surface);border:1px solid var(--border-purple);border-radius:6px;width:min(780px,100%);max-height:80vh;overflow:hidden;display:flex;flex-direction:column;transform:scale(.94) translateY(12px);transition:transform .3s cubic-bezier(.4,0,.2,1);position:relative}
.modal-overlay.open .modal{transform:scale(1) translateY(0)}
.modal-stripe{height:3px;flex-shrink:0}
.modal-header{padding:28px 32px 22px;border-bottom:1px solid var(--border);display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-shrink:0}
.modal-header-text .modal-year{font-size:.6em;letter-spacing:3px;color:var(--muted);text-transform:uppercase;margin-bottom:6px}
.modal-header-text .modal-title{font-family:'Cinzel',serif;font-size:1.1em;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:var(--silver-hi);line-height:1.3}
.modal-close{background:none;border:1px solid var(--border);color:var(--muted);width:36px;height:36px;border-radius:3px;cursor:pointer;flex-shrink:0;font-size:.85em;transition:all .2s;display:flex;align-items:center;justify-content:center}
.modal-close:hover{border-color:var(--border-hi);color:var(--text)}
.modal-body{padding:28px 32px;overflow-y:auto;flex:1}
.modal-body p{font-size:.92em;color:var(--text-dim);line-height:2}
.modal-footer{padding:14px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;flex-shrink:0}
.modal-btn{font-family:'Rajdhani',sans-serif;font-size:.7em;font-weight:700;letter-spacing:2px;text-transform:uppercase;padding:8px 20px;border:1px solid var(--border);border-radius:3px;background:none;color:var(--muted);cursor:pointer;transition:all .2s}
.modal-btn:hover{border-color:var(--border-hi);color:var(--text)}

@media(max-width:700px){
  .era-nav-label,.era-counter{display:none}
}