/* ==========================================================================
   PHAYAK FOREVER — Rise of the Tiger Guardians
   Mobile-first premium game styling. Pure CSS, no frameworks.
   Palette: midnight jungle blue + Thai temple gold + tiger orange.
   ========================================================================== */

:root{
  --night:#070b1c;
  --night2:#0e1533;
  --deep:#141d45;
  --gold:#ffc542;
  --gold2:#ff9a1f;
  --tiger:#ff7a18;
  --jade:#25d0a4;
  --danger:#ff3b5c;
  --ink:#eaf0ff;
  --muted:#9aa8d4;
  --glass:rgba(255,255,255,.07);
  --stroke:rgba(255,197,66,.35);
  --r:18px;
  --font:'Trebuchet MS','Segoe UI',system-ui,-apple-system,sans-serif;
  --shadow:0 18px 40px rgba(0,0,0,.55);
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%;margin:0}
body{
  font-family:var(--font);
  background:radial-gradient(120% 90% at 50% 0%,#1b2a63 0%,var(--night2) 45%,var(--night) 100%);
  color:var(--ink);overflow:hidden;user-select:none;
}

/* ---------- FX layers ---------- */
.fx-layer{position:fixed;inset:0;pointer-events:none;z-index:60}
#fxCanvas{z-index:5}
.fog{background:
  radial-gradient(60% 40% at 20% 80%,rgba(255,255,255,.07),transparent 70%),
  radial-gradient(50% 35% at 80% 70%,rgba(160,200,255,.06),transparent 70%);
  animation:fogDrift 24s ease-in-out infinite alternate;z-index:6}
@keyframes fogDrift{from{transform:translateX(-4%)}to{transform:translateX(4%)}}
.lightning{position:fixed;inset:0;background:#fff;opacity:0;pointer-events:none;z-index:70}
.lightning.on{animation:flash .5s ease-out}
@keyframes flash{0%{opacity:0}8%{opacity:.85}16%{opacity:.05}26%{opacity:.6}100%{opacity:0}}

/* ---------- Screens ---------- */
.screen{position:fixed;inset:0;display:none;flex-direction:column;overflow:hidden;z-index:10}
.screen.active{display:flex;animation:screenIn .35s ease-out}
@keyframes screenIn{from{opacity:0;transform:scale(.985)}to{opacity:1;transform:none}}
.hidden{display:none !important}

/* ---------- Buttons ---------- */
.btn{
  font-family:var(--font);font-weight:800;letter-spacing:.6px;border:none;cursor:pointer;
  padding:14px 22px;border-radius:14px;font-size:16px;color:#20150a;
  background:linear-gradient(180deg,var(--gold) 0%,var(--gold2) 100%);
  box-shadow:0 8px 0 #a75f06,0 14px 26px rgba(0,0,0,.5);
  transition:transform .08s ease,box-shadow .08s ease;min-height:52px;
}
.btn:active{transform:translateY(5px);box-shadow:0 3px 0 #a75f06}
.btn-hero{width:100%;font-size:18px;margin-top:12px}
.btn-ghost{background:transparent;color:var(--muted);box-shadow:none;border:1px solid var(--stroke)}
.btn-ghost:active{transform:translateY(2px);box-shadow:none}
.icon-btn{
  background:var(--glass);border:1px solid var(--stroke);color:var(--ink);
  width:46px;height:46px;border-radius:14px;font-size:20px;cursor:pointer;flex:none;
}

/* ---------- Intro cinematic ---------- */
#screen-intro{background:linear-gradient(180deg,#0a1030,#1a1140 45%,#3a1c2e 100%)}
.cine-sky{position:absolute;inset:0;overflow:hidden}
.cine-sun{position:absolute;left:50%;top:22%;width:220px;height:220px;margin-left:-110px;border-radius:50%;
  background:radial-gradient(circle,#ffd06a,#ff7a18 60%,transparent 70%);filter:blur(2px);
  animation:sunPulse 6s ease-in-out infinite}
@keyframes sunPulse{50%{transform:scale(1.08);opacity:.9}}
.cine-mountains{position:absolute;left:-10%;right:-10%;bottom:22%;height:38%;
  background:linear-gradient(180deg,#2b1c50,#160f2e);
  clip-path:polygon(0 100%,8% 52%,18% 78%,30% 30%,44% 72%,56% 38%,70% 74%,82% 44%,92% 70%,100% 46%,100% 100%)}
.cine-mountains.m2{bottom:16%;height:30%;opacity:.75;filter:brightness(.7);
  clip-path:polygon(0 100%,10% 60%,24% 84%,38% 44%,52% 80%,66% 50%,80% 82%,94% 56%,100% 100%)}
.cine-fields{position:absolute;left:0;right:0;bottom:0;height:20%;
  background:repeating-linear-gradient(90deg,#123a24 0 26px,#0e2e1c 26px 52px);
  transform:perspective(300px) rotateX(46deg);transform-origin:bottom;opacity:.85}
.cine-temple{position:absolute;left:50%;bottom:20%;transform:translateX(-50%);font-size:64px;filter:drop-shadow(0 0 18px #ffc542)}
.flying-tiger{position:absolute;font-size:38px;filter:drop-shadow(0 6px 12px rgba(0,0,0,.6));animation:fly 12s linear infinite}
.flying-tiger.t1{top:18%;animation-duration:11s}
.flying-tiger.t2{top:34%;animation-duration:15s;animation-delay:-4s;font-size:28px}
.flying-tiger.t3{top:9%;animation-duration:18s;animation-delay:-9s;font-size:22px}
@keyframes fly{from{left:-15%;transform:translateY(0) scaleX(1)}50%{transform:translateY(-26px) scaleX(1)}to{left:115%;transform:translateY(0)}}

.cine-text{position:absolute;top:8%;left:0;right:0;padding:0 22px;text-align:center;z-index:3}
.cine-line{opacity:0;font-size:16px;color:#ffe6b8;text-shadow:0 2px 12px #000;animation:cineFade 4s ease forwards}
.cine-line[data-d="0"]{animation-delay:.2s}
.cine-line[data-d="1"]{animation-delay:2.4s}
.cine-line[data-d="2"]{animation-delay:4.6s}
.cine-line[data-d="3"]{animation-delay:6.8s}
@keyframes cineFade{0%{opacity:0;transform:translateY(10px)}20%{opacity:1;transform:none}80%{opacity:1}100%{opacity:.25}}

.title-block{position:relative;margin-top:auto;padding:22px 22px calc(26px + env(safe-area-inset-bottom));z-index:4;text-align:center}
.game-title{
  margin:0;font-size:clamp(34px,11vw,60px);letter-spacing:3px;
  background:linear-gradient(180deg,#fff5cf,#ffc542 45%,#ff7a18);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 0 34px rgba(255,154,31,.35);animation:titleIn 1.2s ease-out both .6s}
@keyframes titleIn{from{opacity:0;transform:scale(.7) translateY(24px)}to{opacity:1;transform:none}}
.game-sub{margin:2px 0 6px;font-size:15px;color:#ffd98a;letter-spacing:2px;font-weight:600}
.tag{font-size:12px;color:var(--muted);margin:6px 0 10px}
.roaring-tiger{font-size:74px;animation:roar 2.2s ease-in-out infinite;filter:drop-shadow(0 0 22px rgba(255,122,24,.7))}
@keyframes roar{0%,100%{transform:scale(1) rotate(-2deg)}45%{transform:scale(1.16) rotate(3deg)}}

/* ---------- Panels / setup ---------- */
.panel{margin:auto;width:min(520px,92vw);max-height:92vh;overflow:auto;padding:22px;border-radius:24px;
  background:linear-gradient(180deg,rgba(28,38,86,.92),rgba(12,18,44,.95));
  border:1px solid var(--stroke);box-shadow:var(--shadow)}
.panel-title{margin:0 0 14px;font-size:22px;color:var(--gold);text-align:center;letter-spacing:1px}
.field{display:block;margin-bottom:12px;font-size:13px;color:var(--muted)}
.field input{width:100%;margin-top:6px;padding:14px;border-radius:12px;border:1px solid var(--stroke);
  background:rgba(0,0,0,.35);color:var(--ink);font-size:16px;font-family:var(--font)}
.field-label{font-size:13px;color:var(--muted);margin:14px 0 8px}
.avatar-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.avatar{padding:10px 4px;border-radius:14px;border:1px solid var(--stroke);background:var(--glass);
  text-align:center;font-size:11px;color:var(--muted);cursor:pointer}
.avatar b{display:block;font-size:28px;margin-bottom:2px}
.avatar.sel{border-color:var(--gold);background:rgba(255,197,66,.18);color:#fff;box-shadow:0 0 18px rgba(255,197,66,.35)}
.chip-row{display:flex;gap:8px;flex-wrap:wrap;padding:2px}
.chip{padding:9px 14px;border-radius:999px;border:1px solid var(--stroke);background:var(--glass);
  color:var(--muted);font-size:13px;cursor:pointer;white-space:nowrap}
.chip.sel{background:linear-gradient(180deg,var(--gold),var(--gold2));color:#20150a;font-weight:800;border-color:transparent}

/* ---------- Passport ---------- */
#screen-passport{justify-content:center;align-items:center;padding:18px;gap:14px}
.passport{width:min(520px,94vw);border-radius:22px;padding:18px;
  background:linear-gradient(140deg,#12224f,#0b1130 55%,#2a1730);
  border:2px solid var(--gold);box-shadow:var(--shadow);position:relative;overflow:hidden;max-height:76vh;overflow-y:auto}
.passport::after{content:"";position:absolute;inset:0;background:
  repeating-linear-gradient(45deg,rgba(255,197,66,.05) 0 12px,transparent 12px 24px);pointer-events:none}
.pp-head{display:flex;gap:14px;align-items:center}
.pp-face{font-size:52px;width:78px;height:78px;display:grid;place-items:center;border-radius:18px;
  background:rgba(255,197,66,.12);border:1px solid var(--stroke)}
.pp-title{font-size:12px;letter-spacing:3px;color:var(--gold)}
.pp-name{font-size:24px;font-weight:800;margin:2px 0}
.pp-rank{font-size:13px;color:var(--jade)}
.pp-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:14px}
.pp-cell{background:rgba(0,0,0,.3);border:1px solid var(--stroke);border-radius:14px;padding:10px}
.pp-cell span{display:block;font-size:11px;color:var(--muted)}
.pp-cell b{font-size:18px;color:var(--gold)}
.pp-bar{height:8px;border-radius:99px;background:rgba(255,255,255,.12);overflow:hidden;margin-top:6px}
.pp-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--jade),var(--gold))}

/* ---------- HUD ---------- */
.hud{display:flex;align-items:center;gap:10px;padding:calc(10px + env(safe-area-inset-top)) 12px 10px;
  background:linear-gradient(180deg,rgba(6,10,28,.95),rgba(6,10,28,.35));z-index:12}
.hud-avatar{font-size:30px;width:46px;height:46px;display:grid;place-items:center;border-radius:14px;
  background:var(--glass);border:1px solid var(--stroke)}
.hud-info{flex:1;min-width:0}
.hud-name{font-size:13px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.xpbar{position:relative;height:16px;border-radius:99px;background:rgba(255,255,255,.12);overflow:hidden;margin-top:4px}
.xpbar i{position:absolute;inset:0;width:0;background:linear-gradient(90deg,var(--jade),var(--gold));transition:width .4s}
.xpbar span{position:absolute;inset:0;font-size:10px;display:grid;place-items:center;font-weight:800;color:#04122c}
.hud-coins{font-size:14px;background:var(--glass);border:1px solid var(--stroke);padding:8px 10px;border-radius:12px}

/* ---------- Map ---------- */
.map-scroll{flex:1;overflow:auto;-webkit-overflow-scrolling:touch}
.map-world{position:relative;width:100%;min-height:1250px;
  background:
   radial-gradient(60% 30% at 20% 8%,rgba(37,208,164,.18),transparent 60%),
   radial-gradient(50% 25% at 85% 40%,rgba(255,154,31,.18),transparent 60%),
   linear-gradient(180deg,#0d1a3c,#122a35 40%,#1c1330 100%);
}
.map-world::before{content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.03) 0 3px,transparent 3px 22px)}
.node{position:absolute;width:118px;transform:translate(-50%,-50%);text-align:center;cursor:pointer}
.node .orb{width:74px;height:74px;margin:0 auto;border-radius:50%;display:grid;place-items:center;font-size:34px;
  background:radial-gradient(circle at 35% 30%,#2a3a7a,#0b1130);border:2px solid var(--stroke);
  box-shadow:0 0 22px rgba(255,197,66,.25);animation:bob 4s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(-7px)}}
.node.done .orb{border-color:var(--jade);box-shadow:0 0 26px rgba(37,208,164,.55)}
.node.locked .orb{filter:grayscale(1) brightness(.55)}
.node label{display:block;font-size:11px;margin-top:6px;color:#dbe6ff;text-shadow:0 2px 8px #000}
.node .stars{font-size:10px;color:var(--gold)}
.path-svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}

/* ---------- Tabbar ---------- */
.tabbar{display:flex;background:rgba(6,10,28,.96);border-top:1px solid var(--stroke);
  padding-bottom:env(safe-area-inset-bottom);z-index:14}
.tab{flex:1;background:none;border:none;color:var(--muted);font-size:20px;padding:9px 0 8px;cursor:pointer;font-family:var(--font)}
.tab span{display:block;font-size:10px;margin-top:2px}
.tab.on{color:var(--gold)}

/* ---------- Explore ---------- */
#world{position:absolute;inset:0;width:100%;height:100%;touch-action:none}
.explore-top{position:absolute;top:calc(8px + env(safe-area-inset-top));left:10px;right:10px;display:flex;gap:10px;align-items:center;z-index:12}
.zone-name{flex:1;text-align:center;font-weight:800;color:var(--gold);text-shadow:0 2px 10px #000}
.hearts{font-size:16px}
.explore-goal{position:absolute;top:calc(64px + env(safe-area-inset-top));left:0;right:0;text-align:center;
  font-size:12px;color:#d8e4ff;text-shadow:0 2px 8px #000;z-index:11}
.joystick{position:absolute;left:22px;bottom:calc(32px + env(safe-area-inset-bottom));width:132px;height:132px;border-radius:50%;
  background:rgba(255,255,255,.08);border:2px solid var(--stroke);z-index:13;touch-action:none}
.joystick i{position:absolute;left:50%;top:50%;width:58px;height:58px;margin:-29px;border-radius:50%;
  background:linear-gradient(180deg,var(--gold),var(--gold2));box-shadow:0 6px 18px rgba(0,0,0,.6)}
.action-btn{position:absolute;right:24px;bottom:calc(44px + env(safe-area-inset-bottom));width:96px;height:96px;border-radius:50%;
  font-size:36px;border:2px solid var(--stroke);color:#20150a;z-index:13;cursor:pointer;
  background:radial-gradient(circle at 35% 30%,#fff0c0,var(--tiger));box-shadow:0 10px 26px rgba(0,0,0,.6)}
.action-btn:active{transform:scale(.94)}

/* ---------- Battle ---------- */
#screen-battle{background:linear-gradient(180deg,#1a0c22,#0a0f2a 60%,#050814)}
.battle-bg{position:absolute;inset:0;opacity:.5;
  background:radial-gradient(70% 40% at 50% 20%,rgba(255,59,92,.28),transparent 70%),
  repeating-linear-gradient(90deg,rgba(255,255,255,.03) 0 2px,transparent 2px 26px)}
.battle-top{padding:calc(12px + env(safe-area-inset-top)) 16px 0;z-index:2}
.enemy-block{text-align:center}
.enemy-name{font-weight:800;color:var(--danger);letter-spacing:1px}
.hpbar{height:14px;border-radius:99px;background:rgba(255,255,255,.14);overflow:hidden;margin:6px auto;max-width:420px}
.hpbar i{display:block;height:100%;width:100%;transition:width .35s}
.hpbar.enemy i{background:linear-gradient(90deg,#ff3b5c,#ff9a1f)}
.hpbar.hero i{background:linear-gradient(90deg,var(--jade),#7ef0c8)}
.enemy-sprite{font-size:70px;filter:drop-shadow(0 0 22px rgba(255,59,92,.6));animation:floaty 3s ease-in-out infinite}
@keyframes floaty{50%{transform:translateY(-12px) scale(1.05)}}
.enemy-sprite.hit{animation:hitShake .4s}
@keyframes hitShake{0%,100%{transform:none}25%{transform:translateX(-14px) rotate(-8deg);filter:brightness(3)}75%{transform:translateX(14px) rotate(8deg)}}
.battle-mid{flex:1;padding:8px 14px;overflow:auto;z-index:2}
.question-card{background:rgba(10,16,40,.85);border:1px solid var(--stroke);border-radius:18px;padding:14px;text-align:center}
.q-type{font-size:10px;letter-spacing:3px;color:var(--gold)}
.q-text{font-size:19px;font-weight:700;margin-top:6px;line-height:1.4}
.q-hint{font-size:12px;color:var(--muted);margin-top:6px}
.answers{display:grid;gap:9px;margin-top:12px}
.ans{padding:15px;border-radius:14px;border:1px solid var(--stroke);background:rgba(255,255,255,.06);
  color:var(--ink);font-size:16px;font-family:var(--font);cursor:pointer;text-align:left;min-height:54px}
.ans:active{transform:scale(.985)}
.ans.right{background:linear-gradient(90deg,#12694f,#25d0a4);border-color:#7ef0c8;color:#04231a;font-weight:800}
.ans.wrong{background:linear-gradient(90deg,#6b1226,#ff3b5c);border-color:#ffb3c0;font-weight:800}
.builder,.builder-slot{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;min-height:0}
.builder-slot{min-height:56px;border:1px dashed var(--stroke);border-radius:14px;padding:8px;background:rgba(0,0,0,.25)}
.word{padding:11px 13px;border-radius:12px;background:linear-gradient(180deg,#2b3b7d,#1a2352);
  border:1px solid var(--stroke);font-size:15px;cursor:pointer}
.word:active{transform:scale(.94)}
.battle-bottom{display:flex;align-items:flex-end;gap:12px;padding:10px 14px calc(14px + env(safe-area-inset-bottom));z-index:2}
.tiger-sprite{font-size:56px;filter:drop-shadow(0 0 16px rgba(255,154,31,.7))}
.tiger-sprite.attack{animation:pounce .5s ease}
@keyframes pounce{40%{transform:translate(26px,-40px) scale(1.35) rotate(-12deg)}100%{transform:none}}
.tiger-stats{flex:1}
.powers{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}
.power{font-size:11px;padding:5px 9px;border-radius:99px;background:rgba(255,197,66,.16);border:1px solid var(--stroke);color:var(--gold)}
.combo-pop{position:absolute;top:36%;left:0;right:0;text-align:center;font-size:34px;font-weight:900;
  color:var(--gold);text-shadow:0 4px 18px #000;opacity:0;pointer-events:none;z-index:20}
.combo-pop.show{animation:comboIn .9s ease-out}
@keyframes comboIn{0%{opacity:0;transform:scale(.4) rotate(-8deg)}30%{opacity:1;transform:scale(1.25)}100%{opacity:0;transform:scale(1.5) translateY(-40px)}}
.shake{animation:screenShake .4s}
@keyframes screenShake{0%,100%{transform:none}20%{transform:translate(-8px,6px)}40%{transform:translate(9px,-5px)}60%{transform:translate(-6px,-6px)}80%{transform:translate(6px,5px)}}

/* ---------- Sub screens ---------- */
.sub-head{display:flex;align-items:center;gap:10px;padding:calc(10px + env(safe-area-inset-top)) 12px 10px;
  border-bottom:1px solid var(--stroke);background:rgba(6,10,28,.9)}
.sub-head h2{flex:1;margin:0;font-size:17px;color:var(--gold)}
.mini-score{font-weight:800;color:var(--jade)}
.mini-grid,.shop-grid,.book-grid{flex:1;overflow:auto;display:grid;gap:10px;padding:12px;
  grid-template-columns:repeat(auto-fill,minmax(150px,1fr));align-content:start}
.card{background:linear-gradient(180deg,rgba(30,42,92,.9),rgba(11,17,44,.95));border:1px solid var(--stroke);
  border-radius:18px;padding:14px;text-align:center;cursor:pointer;box-shadow:var(--shadow)}
.card b{display:block;font-size:30px;margin-bottom:6px}
.card small{color:var(--muted);font-size:11px;display:block;margin-top:4px}
.card.owned{border-color:var(--jade)}
.mini-stage{flex:1;overflow:auto;padding:14px;display:flex;flex-direction:column;gap:12px}
.grid-cells{display:grid;gap:4px}
.cell{aspect-ratio:1;display:grid;place-items:center;border-radius:8px;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.08);font-weight:800;font-size:14px;cursor:pointer}
.cell.sel{background:var(--gold);color:#20150a}
.cell.found{background:var(--jade);color:#04231a}
.mem-card{aspect-ratio:1;display:grid;place-items:center;border-radius:12px;font-size:13px;text-align:center;
  background:linear-gradient(180deg,#2b3b7d,#141c46);border:1px solid var(--stroke);cursor:pointer;padding:4px}
.mem-card.open{background:linear-gradient(180deg,var(--gold),var(--gold2));color:#20150a;font-weight:800}
.mem-card.matched{background:linear-gradient(180deg,#12694f,#25d0a4);color:#04231a}
.hint-line{font-size:13px;color:var(--muted)}
.big-word{font-size:26px;letter-spacing:8px;text-align:center;font-weight:900;color:var(--gold)}
.runner-stage{position:relative;height:260px;border-radius:18px;overflow:hidden;border:1px solid var(--stroke);
  background:linear-gradient(180deg,#16305a,#0b1130)}
.type-input{width:100%;padding:14px;border-radius:12px;border:1px solid var(--stroke);background:rgba(0,0,0,.4);
  color:var(--ink);font-size:17px;font-family:var(--font)}

/* ---------- Book ---------- */
.vcard{background:linear-gradient(180deg,rgba(30,42,92,.9),rgba(11,17,44,.95));border:1px solid var(--stroke);
  border-radius:16px;padding:12px}
.vcard .pic{font-size:34px}
.vcard .w{font-weight:800;color:var(--gold);font-size:16px;margin-top:4px}
.vcard .ipa{font-size:11px;color:var(--jade)}
.vcard .th{font-size:12px;color:#dbe6ff}
.vcard .ex{font-size:11px;color:var(--muted);margin-top:4px;font-style:italic}
.vcard .syn{font-size:10px;color:var(--muted);margin-top:4px}
.locked-card{opacity:.35;filter:grayscale(1)}

/* ---------- Menu / modal / toast ---------- */
.menu-list{padding:12px;display:grid;gap:9px}
.menu-item{padding:16px;border-radius:16px;background:var(--glass);border:1px solid var(--stroke);
  color:var(--ink);font-size:15px;text-align:left;cursor:pointer;font-family:var(--font)}
.menu-panel{flex:1;overflow:auto;padding:0 12px 20px}
.row{display:flex;justify-content:space-between;align-items:center;padding:12px;border-radius:14px;
  background:rgba(255,255,255,.05);border:1px solid var(--stroke);margin-bottom:8px;font-size:14px}
.lb-row{display:grid;grid-template-columns:34px 1fr auto;gap:8px;padding:10px 12px;border-radius:12px;
  background:rgba(255,255,255,.05);margin-bottom:6px;font-size:13px}
.ach{display:flex;gap:10px;align-items:center;padding:11px;border-radius:14px;background:rgba(255,255,255,.05);
  border:1px solid var(--stroke);margin-bottom:8px;font-size:13px}
.ach.on{border-color:var(--gold);background:rgba(255,197,66,.14)}
.switch{width:52px;height:30px;border-radius:99px;background:rgba(255,255,255,.15);position:relative;cursor:pointer;flex:none}
.switch i{position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:#fff;transition:left .2s}
.switch.on{background:var(--jade)}
.switch.on i{left:25px}
.toast{position:fixed;left:50%;bottom:110px;transform:translateX(-50%) translateY(20px);opacity:0;z-index:90;
  background:rgba(10,16,40,.96);border:1px solid var(--gold);color:var(--gold);padding:12px 18px;border-radius:14px;
  font-weight:800;pointer-events:none;transition:.25s;max-width:88vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.modal{position:fixed;inset:0;display:none;place-items:center;background:rgba(2,5,16,.82);z-index:95;padding:18px}
.modal.show{display:grid}
.modal-box{width:min(460px,94vw);max-height:86vh;overflow:auto;border-radius:22px;padding:20px;text-align:center;
  background:linear-gradient(180deg,#1a2450,#0a1030);border:2px solid var(--gold);box-shadow:var(--shadow)}
.modal-box h3{margin:0 0 8px;color:var(--gold)}

/* ---------- Certificate ---------- */
.cert-wrap{flex:1;overflow:auto;display:grid;place-items:center;padding:12px}
#certCanvas{width:100%;max-width:900px;border-radius:12px;box-shadow:var(--shadow)}
.cert-actions{display:flex;gap:8px;padding:12px calc(12px) calc(14px + env(safe-area-inset-bottom))}
.cert-actions .btn{flex:1;font-size:14px;padding:12px 8px}

@media print{
  body>*{display:none !important}
  #screen-cert,#screen-cert .cert-wrap,#certCanvas{display:block !important}
  #certCanvas{max-width:100%;box-shadow:none}
  .cert-actions,.sub-head{display:none !important}
}