/* Samu Planner v4 — supplemental styling; core dark palette preserved. */
.v4-section{margin-top:21px;border:1px solid #344661;border-top:3px solid #668fce;border-radius:19px;padding:20px 21px;background:linear-gradient(140deg,#141f31,#121b2b);scroll-margin-top:16px}
.v4-section .v4-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:15px;flex-wrap:wrap}
.v4-overline{font-size:9px;letter-spacing:1.4px;text-transform:uppercase;font-weight:780;color:#8db4ef;margin:0 0 5px}
.v4-section h2{font-size:20px;line-height:1.15;color:#f2f6ff;margin:0;font-weight:820;letter-spacing:-.5px}
.v4-description{font-size:11px;color:#96a9c4;line-height:1.5}
.v4-countdown-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.v4-countdown{display:flex;align-items:center;gap:12px;width:100%;text-align:left;border-radius:13px;border:1px solid #3a4a68;background:#1d2b41;color:#e9f0ff;padding:14px 13px;transition:background .15s,border-color .15s;min-width:0}
.v4-countdown:hover{border-color:#7798cf;background:#263754}
.v4-countdown-clock{display:flex;align-items:center;justify-content:center;flex-direction:column;width:65px;min-height:64px;flex:none;color:#ffaebf;background:#422633;border:1px solid #845466;border-radius:10px}
.v4-countdown-clock strong{font-size:24px;line-height:1;font-weight:830;font-variant-numeric:tabular-nums}
.v4-countdown-clock small{font-size:9px;margin-top:5px}
.v4-countdown-body{min-width:0;flex:1}
.v4-countdown-body strong{display:block;font-weight:780;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.v4-countdown-body span{display:block;color:#adbbd0;font-size:11px;margin-top:6px}
.v4-countdown-empty{font-size:12px;padding:12px;color:#97aac3;border:1px dashed #3a4b66;border-radius:10px;grid-column:1/-1}
.v4-stats-section{border-top-color:#a18be5}
.v4-week-controls{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.v4-icon-button,.v4-minibutton{border:1px solid #415478;background:#233651;color:#d1e5ff;border-radius:9px;min-height:31px;padding:5px 10px;font-size:11px;font-weight:780}
.v4-icon-button:hover,.v4-minibutton:hover{background:#334d73}
.v4-week-label{font-size:12px;color:#becde4;font-weight:700;min-width:118px;text-align:center}
.v4-stats-summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:16px}
.v4-stat{border-radius:12px;background:#1b2a41;border:1px solid #344862;padding:13px;min-width:0}
.v4-stat-label{display:block;color:#9eafc8;font-size:10px;margin-bottom:7px}
.v4-stat-value{color:#f5f6ff;font-size:23px;line-height:1;font-weight:820;font-variant-numeric:tabular-nums}
.v4-stat-note{font-size:9px;color:#8799b3;margin-top:6px}
.v4-stats-content{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(180px,1fr);gap:12px}
.v4-stats-panel{border:1px solid #334660;background:#17243a;border-radius:12px;padding:14px;min-width:0}
.v4-panel-head{font-weight:780;font-size:12px;color:#e1ebf9;margin-bottom:13px}
.v4-daychart{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px;align-items:end;min-height:114px}
.v4-day-col{display:flex;align-items:center;flex-direction:column;gap:7px;min-width:0}
.v4-day-track{height:82px;width:min(100%,24px);background:#273751;border-radius:8px;display:flex;align-items:end;overflow:hidden}
.v4-day-fill{width:100%;border-radius:8px 8px 0 0;background:linear-gradient(180deg,#8f9df8,#667ecc);min-height:0}
.v4-day-label{color:#95abc9;font-size:10px}
.v4-day-numbers{color:#c6d5ed;font-size:10px;font-variant-numeric:tabular-nums}
.v4-cat-list{display:grid;gap:10px}
.v4-cat-row{display:grid;grid-template-columns:67px minmax(0,1fr) 19px;gap:8px;align-items:center;font-size:10px;color:#b7c9df}
.v4-cat-track{height:7px;border-radius:10px;background:#293a55;overflow:hidden}
.v4-cat-fill{height:100%;border-radius:10px;background:var(--cat-color)}
.v4-stat-foot{font-size:10px;color:#8092ac;margin-top:11px}
.v4-nav{display:none}
.v4-search-open,.v4-quick-open{min-height:35px;padding:7px 11px;border:1px solid #415674;border-radius:10px;background:#1d2c43;color:#d8e8fc;font-size:12px;font-weight:740}
.v4-search-open:hover,.v4-quick-open:hover{background:#2a4160}
.v4-backdrop{display:none;position:fixed;inset:0;background:rgba(3,8,17,.77);z-index:500;align-items:center;justify-content:center;padding:18px;backdrop-filter:blur(5px)}
.v4-backdrop.open{display:flex}
.v4-dialog{width:min(100%,590px);max-height:min(90dvh,790px);display:flex;flex-direction:column;overflow:hidden;border:1px solid #526280;background:#182338;border-radius:19px;box-shadow:0 22px 70px #010713a8;color:#e6efff}
.v4-dialog-top{padding:20px 21px 9px;display:flex;align-items:start;justify-content:space-between;gap:15px}
.v4-dialog-title{font-size:18px;margin:0;color:#f3f6ff;font-weight:820}
.v4-dialog-close{border:1px solid #445472;border-radius:10px;background:#293a55;color:#dce7fa;font-size:23px;line-height:1;width:34px;height:34px;flex:none}
.v4-dialog-intro{font-size:12px;line-height:1.55;color:#a1b5d1;margin:0;padding:0 21px 15px}
.v4-dialog-inputs{padding:0 21px 16px;display:grid;gap:10px}
.v4-dialog-input{width:100%;background:#111b2d;color:#f2f6ff;border:1px solid #4a5f80;border-radius:11px;padding:13px;font-size:15px;outline:none}
.v4-dialog-input:focus{border-color:#9caefa;box-shadow:0 0 0 2px #859dd636}
.v4-search-options{display:flex;gap:9px;align-items:center}
.v4-search-options select{background:#202f48;border:1px solid #4b5f7d;border-radius:8px;color:#dbe7f9;padding:9px;font-size:11px}
.v4-search-count{color:#91a8c8;font-size:11px;margin-left:auto}
.v4-results{overflow-y:auto;overscroll-behavior:contain;padding:0 15px 17px;min-height:90px;max-height:56dvh}
.v4-result{border:1px solid transparent;border-bottom-color:#33435b;width:100%;background:transparent;color:#e7eefb;display:flex;gap:12px;align-items:start;text-align:left;padding:13px 8px;border-radius:9px}
.v4-result:hover{background:#263952;border-color:#4a658e}
.v4-result-date{width:85px;flex:none;color:#99b4d9;font-size:11px;line-height:1.5}
.v4-result-main{flex:1;min-width:0}
.v4-result-main strong{font-size:12px;display:block;overflow-wrap:anywhere}
.v4-result-main small{font-size:10px;color:#9cabc1;display:block;margin-top:5px}
.v4-result-dot{width:9px;height:9px;border-radius:50%;flex:none;margin-top:5px;background:var(--dot-color,#8abaff)}
.v4-no-results{padding:20px;color:#9aacc5;font-size:12px;text-align:center}
.v4-preview{border:1px solid #415574;background:#22314b;border-radius:12px;padding:13px;color:#e3eefa;font-size:12px;line-height:1.8}
.v4-preview .v4-preview-title{font-size:14px;font-weight:780;color:#f4f7ff}
.v4-preview-chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.v4-preview-chips span{border-radius:7px;border:1px solid #526b91;color:#bfddff;padding:3px 7px;font-size:10px}
.v4-quick-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:8px}
.v4-quick-confirm{border:0;background:#728ef6;color:#091527;padding:10px 13px;border-radius:10px;font-weight:820;font-size:12px}
.v4-quick-confirm:disabled{opacity:.4}
.v4-quick-hint{font-size:11px;color:#9cadc5}
.v4-v4-note{font-size:10px;color:#93a9c5}
@media(min-width:681px){.v4-header-actions{display:flex;gap:6px;align-items:center;margin-right:5px}}
@media(max-width:900px){.v4-countdown-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.v4-stats-summary{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){
 body{scroll-padding-bottom:110px}
 .app{padding-bottom:calc(123px + env(safe-area-inset-bottom))}
 .v4-section{padding:17px 12px;border-radius:17px;margin-top:14px;scroll-margin-top:15px}
 .v4-section h2{font-size:19px}
 .v4-countdown-grid{display:flex;gap:9px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:4px}
 .v4-countdown{flex:0 0 min(82%,290px);scroll-snap-align:start;padding:10px}
 .v4-countdown-clock{min-height:52px;width:54px}.v4-countdown-clock strong{font-size:22px}
 .v4-countdown-empty{min-width:100%;flex:1}
 .v4-stats-content{grid-template-columns:1fr}
 .v4-stats-summary{gap:7px}.v4-stat{padding:11px}.v4-stat-value{font-size:21px}
 .v4-day-track{height:70px}
 .v4-week-controls{width:100%;justify-content:space-between}
 .v4-header-actions{display:none}
 .v4-nav{display:grid;position:fixed;bottom:0;left:0;right:0;z-index:190;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;padding:8px max(8px,env(safe-area-inset-left)) calc(8px + env(safe-area-inset-bottom)) max(8px,env(safe-area-inset-right));border-top:1px solid #3a4c6b;background:rgba(13,23,38,.96);box-shadow:0 -12px 38px #050a1580;backdrop-filter:blur(20px)}
 .v4-nav button{min-width:0;border:0;background:transparent;color:#95a9c5;font-size:9px;font-weight:760;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:5px 2px;border-radius:10px;min-height:49px}
 .v4-nav button svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
 .v4-nav button.active{color:#bbd6ff;background:#223955}
 .v4-nav button.v4-nav-quick{color:#e5dbff}
 .v4-nav button.v4-nav-quick .v4-nav-quick-icon{width:40px;height:34px;border-radius:11px;background:#7566d8;display:grid;place-items:center;color:#fff;font-size:25px;font-weight:600;line-height:1;box-shadow:0 3px 12px #6b60c84d}
 .v4-dialog{max-height:min(94dvh,900px);border-radius:17px}
 .v4-backdrop{padding:10px}
 .v4-dialog-top{padding:17px 15px 9px}
 .v4-dialog-intro{padding:0 15px 13px}
 .v4-dialog-inputs{padding:0 15px 12px}
 .v4-results{padding:0 8px 14px;max-height:57dvh}
 .v4-result-date{width:74px}
}
@media(max-width:365px){.v4-nav button{font-size:8px}.v4-dialog-title{font-size:17px}.v4-stats-summary{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* Phone stability: no sideways page pan; fixed controls stay in one viewport layer.
   Nav gestures cannot scroll either axis; dialog scroll happens in the dialog itself. */
@media (max-width: 680px) {
  html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: clip;
    overscroll-behavior-x: none;
  }
  .app {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow-x: clip;
  }
  .v4-nav {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    position: fixed;
    inset-inline: 0;
    bottom: 0;
    transform: translate3d(0,0,0);
    -webkit-backface-visibility: hidden;
    touch-action: none;
    overscroll-behavior: none;
    -webkit-user-select: none;
    user-select: none;
  }
  .v4-nav button {
    touch-action: none;
    -webkit-user-select: none;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
  }
  body.samu-dialog-open .v4-nav {
    visibility: hidden;
    pointer-events: none;
  }
  .v4-dialog, .modal {
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
  }
}