/* Bihar RiverVerse Version 4 — Cinematic bilingual experience */
.cinema-button{height:38px;min-width:86px;padding:0 11px;border:1px solid rgba(141,125,255,.34);background:linear-gradient(135deg,rgba(141,125,255,.13),rgba(92,231,255,.07));border-radius:10px;display:inline-flex;align-items:center;justify-content:center;gap:7px;cursor:pointer;white-space:nowrap}.cinema-button span{color:var(--violet);font-size:15px}.cinema-button b{font-size:8px}.cinema-button:hover{color:var(--cyan);border-color:rgba(92,231,255,.5);transform:translateY(-1px)}
.v4-learn-card{border-color:rgba(141,125,255,.36)!important;background:linear-gradient(145deg,rgba(141,125,255,.11),rgba(42,153,218,.04))!important}.v4-learn-card span{color:#a893ff!important}.v4-inspector-banner{border:1px solid rgba(141,125,255,.3);background:radial-gradient(circle at 90% 10%,rgba(141,125,255,.18),transparent 33%),var(--panel2);border-radius:16px;padding:15px;margin-bottom:15px}.v4-inspector-banner>span{font-size:7px;color:#a893ff;letter-spacing:.16em;font-weight:800}.v4-inspector-banner h2{font-size:16px;margin:7px 0}.v4-inspector-banner p{font-size:9px;color:var(--muted);line-height:1.6}

.cinema-library.drawer section{width:min(590px,96vw);padding:24px 22px}.cinema-library-intro{font-size:10px;color:var(--muted);line-height:1.65}.cinema-settings-card{border:1px solid var(--line);background:linear-gradient(145deg,var(--panel2),rgba(141,125,255,.055));border-radius:15px;padding:13px;margin:15px 0}.cinema-setting-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}.cinema-setting-grid label{font-size:8px;color:var(--muted)}.cinema-setting-grid select{width:100%;margin-top:5px;background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:9px;padding:9px;font-size:8px}.cinema-toggle-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.cinema-toggle-row label{display:flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--panel);border-radius:9px;padding:7px 9px;font-size:8px;color:var(--muted)}.cinema-toggle-row input{accent-color:var(--violet)}.cinema-library-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:13px 0 9px}.cinema-library-meta>span{font-size:8px;color:var(--muted)}.cinema-library-filter{display:flex;border:1px solid var(--line);background:var(--panel2);border-radius:9px;padding:3px}.cinema-library-filter button{border:0;background:transparent;color:var(--muted);border-radius:7px;padding:6px 8px;font-size:7px;cursor:pointer}.cinema-library-filter button.active{background:var(--panel3);color:var(--cyan)}.cinema-library-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.cinema-library-card{position:relative;min-height:126px;border:1px solid var(--line);background:linear-gradient(145deg,var(--panel2),rgba(255,255,255,.008));border-radius:14px;padding:13px;text-align:left;display:grid;grid-template-columns:34px 1fr;gap:10px;cursor:pointer;overflow:hidden}.cinema-library-card:before{content:'';position:absolute;inset:0 auto 0 0;width:3px;background:var(--film-color);box-shadow:0 0 18px var(--film-color)}.cinema-library-card:hover{border-color:color-mix(in srgb,var(--film-color) 55%,transparent);transform:translateY(-2px)}.cinema-library-card.completed{background:linear-gradient(145deg,rgba(99,244,182,.055),var(--panel2))}.cinema-card-number{position:absolute;right:10px;top:8px;font-size:7px;color:var(--muted)}.cinema-library-card>i{font-style:normal;height:32px;width:32px;border-radius:10px;display:grid;place-items:center;background:color-mix(in srgb,var(--film-color) 14%,transparent);color:var(--film-color);font-size:20px}.cinema-library-card small{display:block;color:var(--muted);font-size:7px}.cinema-library-card b{display:block;font-size:10px;margin:6px 0 4px}.cinema-library-card p{font-size:7px;line-height:1.4;color:var(--muted);margin:0;padding-right:4px}.cinema-library-card em{position:absolute;right:10px;bottom:9px;font-style:normal;font-size:7px;color:var(--cyan)}

body.cinematic-mode{background:#01060b}body.cinematic-mode .topbar{display:none!important}body.cinematic-mode .shell{height:100vh!important;display:block!important}body.cinematic-mode .explorer,body.cinematic-mode .inspector{display:none!important}body.cinematic-mode .map-wrap{width:100vw!important;height:100vh!important;min-height:100vh!important;border:0!important}body.cinematic-mode .map-heading,body.cinematic-mode .quick-actions,body.cinematic-mode .season-control,body.cinematic-mode .legend{opacity:0!important;pointer-events:none!important}body.cinematic-mode .leaflet-control-zoom,body.cinematic-mode .leaflet-control-attribution{opacity:.25;transition:.3s}body.cinematic-mode .map-vignette{box-shadow:inset 0 0 210px 55px rgba(0,0,0,.72)}
.cinematic-hud{position:fixed;inset:0;z-index:7600;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .55s,visibility .55s;color:#f2fbff}.cinematic-mode .cinematic-hud{opacity:1;visibility:visible}.cinema-film-grain{position:absolute;inset:0;opacity:.055;pointer-events:none;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");animation:v4grain .35s steps(2) infinite}@keyframes v4grain{50%{transform:translate3d(-1%,1%,0)}}
.cinematic-topbar{position:absolute;left:0;right:0;top:0;height:104px;padding:24px 30px;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;background:linear-gradient(180deg,rgba(0,5,9,.9),rgba(0,5,9,.35),transparent);pointer-events:none}.cinematic-title-block{max-width:min(680px,60vw)}.cinematic-title-block>span{font-size:8px;letter-spacing:.22em;color:#76ebff;font-weight:800}.cinematic-title-block h1{font-size:26px;letter-spacing:-.045em;margin:7px 0 3px;text-shadow:0 3px 28px #000}.cinematic-title-block p{font-size:9px;color:#a8c1cf;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cinematic-top-actions{display:flex;gap:7px;pointer-events:auto}.cinematic-top-actions button{height:38px;border:1px solid rgba(170,220,239,.21);background:rgba(3,15,24,.72);backdrop-filter:blur(14px);border-radius:10px;padding:0 11px;color:#d9eff8;cursor:pointer}.cinematic-top-actions b{font-size:8px;margin-left:5px}.cinematic-top-actions button:hover{border-color:rgba(92,231,255,.48);color:#62e9ff}.cinematic-top-actions .cinema-exit{border-color:rgba(255,117,136,.27)}
.cinematic-chapter-rail{position:absolute;left:27px;top:135px;width:218px;display:grid;gap:5px;pointer-events:auto}.cinematic-chapter-rail button{height:55px;border:1px solid rgba(145,199,221,.12);background:rgba(2,12,20,.55);backdrop-filter:blur(12px);border-radius:12px;padding:8px;display:grid;grid-template-columns:31px 1fr;align-items:center;gap:7px;text-align:left;color:#8eabb9;cursor:pointer;transition:.25s}.cinematic-chapter-rail button>span{height:29px;width:29px;border-radius:9px;display:grid;place-items:center;background:rgba(255,255,255,.04);font-size:7px}.cinematic-chapter-rail small{display:block;font-size:6px;letter-spacing:.12em}.cinematic-chapter-rail b{display:block;font-size:8px;margin-top:3px}.cinematic-chapter-rail button.active{color:#eafdff;border-color:rgba(92,231,255,.38);background:linear-gradient(90deg,rgba(42,152,216,.22),rgba(2,12,20,.5));transform:translateX(5px)}.cinematic-chapter-rail button.active>span{color:#04121d;background:#67e9ff}.cinematic-chapter-rail button.watched:not(.active)>span{color:#63f4b6}
.cinematic-fact-card{position:absolute;right:28px;top:142px;width:190px;border:1px solid rgba(144,205,230,.18);background:rgba(3,16,25,.7);backdrop-filter:blur(15px);border-radius:15px;padding:14px;text-align:right;box-shadow:0 18px 60px rgba(0,0,0,.35);pointer-events:none}.cinematic-fact-card span{font-size:6px;letter-spacing:.16em;color:#75eaff}.cinematic-fact-card b{display:block;font-size:25px;letter-spacing:-.045em;margin:7px 0 2px}.cinematic-fact-card small{font-size:7px;color:#8ca9b8}
.cinematic-caption-box{position:absolute;left:50%;bottom:112px;transform:translateX(-50%);width:min(760px,66vw);border-radius:17px;padding:14px 18px;text-align:center;background:linear-gradient(180deg,rgba(2,10,16,.55),rgba(2,10,16,.88));border:1px solid rgba(137,207,235,.16);backdrop-filter:blur(17px);box-shadow:0 25px 80px rgba(0,0,0,.55);pointer-events:none;transition:.3s}.cinematic-caption-box>span{font-size:7px;color:#68e8ff;letter-spacing:.18em;font-weight:800}.cinematic-caption-box p{font-size:11px;line-height:1.65;margin:7px 0 0;text-shadow:0 2px 10px #000}.cinematic-caption-box p[lang=hi]{font-family:'Noto Sans Devanagari',sans-serif;color:#b8d7e5;font-size:11px}.cinematic-caption-box.captions-off{opacity:0;transform:translate(-50%,15px)}
.cinematic-controls{position:absolute;left:24px;right:24px;bottom:20px;height:70px;border:1px solid rgba(144,205,230,.17);background:rgba(2,12,19,.82);backdrop-filter:blur(20px);border-radius:18px;display:grid;grid-template-columns:minmax(210px,1fr) auto minmax(210px,1fr);align-items:center;padding:0 18px;box-shadow:0 20px 75px rgba(0,0,0,.48);pointer-events:auto}.cinematic-progress{display:grid;grid-template-columns:auto minmax(120px,260px) auto;align-items:center;gap:9px}.cinematic-progress>span,.cinematic-progress>small{font-size:7px;color:#8ba7b5;white-space:nowrap}.cinematic-progress>div{height:3px;background:rgba(255,255,255,.1);border-radius:99px;overflow:hidden}.cinematic-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,#5ce7ff,#8d7dff);transition:width .16s linear;box-shadow:0 0 12px #5ce7ff}.cinematic-transport{display:flex;gap:8px;align-items:center}.cinematic-transport button{height:38px;width:38px;border:1px solid rgba(145,207,232,.2);background:rgba(255,255,255,.04);border-radius:50%;font-size:21px;cursor:pointer}.cinematic-transport .cinematic-play{width:50px;height:50px;background:linear-gradient(135deg,#61e9ff,#7d8cff);color:#021018;border:0;box-shadow:0 0 35px rgba(86,216,255,.34);font-size:17px}.cinematic-transport button:hover{transform:scale(1.06)}.cinematic-toggles{display:flex;justify-content:flex-end;gap:7px}.cinematic-toggles button{height:34px;min-width:39px;border:1px solid rgba(145,207,232,.17);background:rgba(255,255,255,.035);border-radius:9px;color:#a1bac7;font-size:8px;cursor:pointer}.cinematic-toggles button.active{color:#61e9ff;border-color:rgba(92,231,255,.45);background:rgba(92,231,255,.09)}
.cinematic-end-card{position:absolute;left:50%;top:50%;transform:translate(-50%,-45%) scale(.94);width:min(630px,88vw);padding:26px;border:1px solid rgba(92,231,255,.26);border-radius:22px;background:radial-gradient(circle at 80% 0,rgba(141,125,255,.22),transparent 34%),rgba(2,13,21,.94);backdrop-filter:blur(24px);box-shadow:0 35px 120px rgba(0,0,0,.7);opacity:0;visibility:hidden;pointer-events:none;text-align:center;transition:.4s}.cinematic-end-card.show{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,-50%) scale(1)}.cinematic-end-card>span{font-size:8px;letter-spacing:.2em;color:#63f4b6}.cinematic-end-card h2{font-size:28px;margin:9px 0}.cinematic-end-card>p{font-size:10px;color:#a7bfcb;line-height:1.65}.cinematic-end-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:18px 0}.cinematic-end-facts div{border:1px solid rgba(144,205,230,.14);background:rgba(255,255,255,.025);border-radius:12px;padding:12px}.cinematic-end-facts b{display:block;font-size:18px}.cinematic-end-facts span{font-size:7px;color:#8ca6b3}.cinematic-end-card>div:last-child{display:flex;justify-content:center;gap:8px;flex-wrap:wrap}.cinematic-end-card button{font-size:8px}
.v4-pulse-icon{position:relative;width:110px;height:36px;transform:translate(-16px,-4px)}.v4-pulse-icon>span{position:absolute;left:4px;top:4px;height:18px;width:18px;border-radius:50%;background:var(--pulse);box-shadow:0 0 24px var(--pulse)}.v4-pulse-icon>span:before,.v4-pulse-icon>span:after{content:'';position:absolute;inset:-7px;border:1px solid var(--pulse);border-radius:50%;animation:v4pulse 2s ease-out infinite}.v4-pulse-icon>span:after{animation-delay:1s}@keyframes v4pulse{to{transform:scale(2.2);opacity:0}}.v4-pulse-icon>b{position:absolute;left:27px;top:6px;font-size:7px;white-space:nowrap;color:#dff8ff;text-shadow:0 2px 8px #000}.v4-moving-icon span{display:block;height:16px;width:16px;border:3px solid white;background:var(--move);border-radius:50%;box-shadow:0 0 30px var(--move)}.v4-label-icon{width:auto!important;height:auto!important}.v4-label-icon span{display:block;transform:translate(-50%,-50%);white-space:nowrap;background:rgba(2,15,23,.86);border:1px solid rgba(92,231,255,.25);border-radius:8px;padding:5px 7px;color:#dff7ff;font:700 7px var(--font);box-shadow:0 8px 25px rgba(0,0,0,.35)}.v4-structure-icon{width:150px!important;height:auto!important;transform:translate(-15px,-7px)}.v4-structure-icon span{height:30px;width:30px;display:grid;place-items:center;border-radius:9px;background:#ffc266;color:#07111a}.v4-structure-icon b{display:block;position:absolute;left:37px;top:7px;font:700 7px var(--font);white-space:nowrap;color:white;text-shadow:0 2px 8px black}.v4-cinema-flow{animation:v4flow 1s linear infinite}@keyframes v4flow{to{stroke-dashoffset:-50}}.v4-flood-ring{animation:v4flood 3s ease-in-out infinite}@keyframes v4flood{50%{fill-opacity:.16;stroke-opacity:.4}}
.cinema-transcript.drawer section{width:min(660px,96vw)}.transcript-body article{border:1px solid var(--line);background:var(--panel2);border-radius:13px;padding:14px;margin-bottom:9px}.transcript-body span{font-size:7px;color:var(--cyan);letter-spacing:.13em}.transcript-body h3{font-size:13px;margin:6px 0}.transcript-body p{font-size:9px;color:var(--muted);line-height:1.65}.transcript-body p[lang=hi]{font-family:'Noto Sans Devanagari',sans-serif}

@media(max-width:1050px){.cinematic-chapter-rail{width:180px}.cinematic-fact-card{width:165px}.cinematic-caption-box{width:min(650px,64vw)}.cinematic-progress{grid-template-columns:auto minmax(80px,180px);}.cinematic-progress>small{display:none}}
@media(max-width:820px){.cinema-button{height:36px;width:36px;min-width:36px;padding:0}.cinema-button b{display:none}.cinematic-topbar{height:92px;padding:18px 13px}.cinematic-title-block{max-width:55vw}.cinematic-title-block h1{font-size:18px}.cinematic-title-block p{font-size:7px}.cinematic-top-actions button{width:37px;padding:0}.cinematic-top-actions b{display:none}.cinematic-chapter-rail{top:104px;left:10px;right:10px;width:auto;display:flex;overflow:auto}.cinematic-chapter-rail button{min-width:45px;width:45px;height:42px;display:block;padding:6px}.cinematic-chapter-rail button>span{height:28px;width:28px}.cinematic-chapter-rail button div{display:none}.cinematic-chapter-rail button.active{transform:translateY(4px)}.cinematic-fact-card{right:10px;top:158px;width:145px;padding:10px}.cinematic-fact-card b{font-size:19px}.cinematic-caption-box{width:calc(100vw - 22px);bottom:100px;padding:11px}.cinematic-caption-box p{font-size:9px}.cinematic-caption-box p[lang=hi]{font-size:9px}.cinematic-controls{left:10px;right:10px;bottom:10px;height:74px;grid-template-columns:1fr auto}.cinematic-progress{grid-column:1/-1;grid-row:1;height:20px;grid-template-columns:auto 1fr}.cinematic-transport{grid-row:2}.cinematic-toggles{grid-row:2}.cinematic-library-grid{grid-template-columns:1fr}.cinematic-setting-grid{grid-template-columns:1fr}.cinematic-end-facts{grid-template-columns:1fr}.cinematic-end-facts div{padding:8px}.cinematic-end-card h2{font-size:22px}}


/* Version 4.0.1 — narration-synchronised tributary highlighting */
.v4-tributary-icon{width:auto!important;height:auto!important;background:transparent!important;border:0!important}
.v4-tributary-label{display:flex;align-items:center;gap:6px;transform:translate(-50%,-50%) scale(.94);white-space:nowrap;background:rgba(2,15,23,.86);border:1px solid rgba(150,205,228,.24);border-radius:10px;padding:5px 8px 5px 5px;color:#dff7ff;box-shadow:0 8px 25px rgba(0,0,0,.38);font:700 7px var(--font);transition:transform .24s ease,background .24s ease,border-color .24s ease,box-shadow .24s ease,opacity .24s ease;opacity:.82;cursor:pointer;pointer-events:auto}
.v4-tributary-label i{height:18px;min-width:18px;border-radius:6px;display:grid;place-items:center;font-style:normal;font-size:6px;letter-spacing:.05em;background:rgba(92,231,255,.14);color:#72eaff}
.v4-tributary-label.right i{background:rgba(255,194,102,.14);color:#ffc266}
.v4-tributary-label:hover{opacity:1;border-color:rgba(92,231,255,.5);transform:translate(-50%,-50%) scale(1)}
.v4-tributary-label.speaking{opacity:1;transform:translate(-50%,-50%) scale(1.22);background:linear-gradient(135deg,rgba(25,125,174,.96),rgba(29,68,121,.96));border-color:#75efff;box-shadow:0 0 0 4px rgba(92,231,255,.11),0 0 34px rgba(92,231,255,.78),0 16px 35px rgba(0,0,0,.5);color:white;animation:v4TributarySpeak .82s ease-in-out infinite alternate}
.v4-tributary-label.right.speaking{background:linear-gradient(135deg,rgba(166,96,34,.96),rgba(103,55,31,.96));border-color:#ffd18a;box-shadow:0 0 0 4px rgba(255,194,102,.1),0 0 34px rgba(255,194,102,.75),0 16px 35px rgba(0,0,0,.5)}
.v4-tributary-label.speaking i{background:white;color:#06202b}
@keyframes v4TributarySpeak{to{transform:translate(-50%,-50%) scale(1.28)}}
.v4-tributary-caption{display:inline;border-radius:5px;padding:0 3px;margin:0 1px;background:rgba(92,231,255,.06);color:inherit;box-decoration-break:clone;-webkit-box-decoration-break:clone;transition:background .2s,color .2s,box-shadow .2s}
.v4-tributary-caption.right{background:rgba(255,194,102,.06)}
.v4-tributary-caption.speaking{background:#63eaff;color:#02131d;box-shadow:0 0 16px rgba(92,231,255,.72);font-weight:800}
.v4-tributary-caption.right.speaking{background:#ffc266;color:#1d1004;box-shadow:0 0 16px rgba(255,194,102,.72)}
@media(max-width:820px){.v4-tributary-label{font-size:6px;padding:4px 6px 4px 4px}.v4-tributary-label i{height:15px;min-width:15px}.v4-tributary-label.speaking{transform:translate(-50%,-50%) scale(1.12)}@keyframes v4TributarySpeak{to{transform:translate(-50%,-50%) scale(1.17)}}}

/* Version 4.0.2 — tributary-path synchronisation and corrected bank-side placement */
.v4-tributary-path{
  transition:stroke-width .22s ease,stroke-opacity .22s ease,filter .22s ease;
  stroke-linecap:round;
  stroke-linejoin:round;
  cursor:pointer;
}
.v4-tributary-path.left{filter:drop-shadow(0 0 4px rgba(92,231,255,.34))}
.v4-tributary-path.right{filter:drop-shadow(0 0 4px rgba(255,194,102,.30))}
.v4-tributary-path.speaking{
  filter:drop-shadow(0 0 6px currentColor) drop-shadow(0 0 16px currentColor);
  animation:v4TributaryPathFlow .8s linear infinite;
}
.v4-tributary-path-glow{transition:stroke-width .22s ease,stroke-opacity .22s ease}
.v4-tributary-path-glow.speaking{animation:v4TributaryGlowPulse .7s ease-in-out infinite alternate}
.v4-tributary-connector{transition:stroke-width .22s ease,stroke-opacity .22s ease}
.v4-tributary-icon.dimmed .v4-tributary-label{opacity:.34;filter:saturate(.55)}
@keyframes v4TributaryPathFlow{to{stroke-dashoffset:-50}}
@keyframes v4TributaryGlowPulse{to{stroke-opacity:.48;stroke-width:24}}