/* ===================================================
   PropinApp — Diseño Gamificado
   =================================================== */
:root {
  --bg:        #0f0e17;
  --surface:   #1a1828;
  --surface2:  #252338;
  --border:    #2e2b4a;
  --primary:   #7c3aed;
  --primary-l: #9461ff;
  --gold:      #f59e0b;
  --green:     #10b981;
  --red:       #ef4444;
  --cyan:      #06b6d4;
  --text:      #e2e8f0;
  --text-muted:#94a3b8;
  --radius:    12px;
  --shadow:    0 4px 24px rgba(0,0,0,.4);
  --glow:      0 0 20px rgba(124,58,237,.3);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;-webkit-tap-highlight-color:transparent}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{cursor:pointer;font-family:inherit}
img{max-width:100%}

/* ---- Layout ---- */
#app{display:flex;flex-direction:column;min-height:100vh}
#app-header{position:fixed;top:0;left:0;right:0;z-index:100;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px;padding:12px 16px;height:60px}
#app-header .logo{font-size:20px;font-weight:800;background:linear-gradient(135deg,var(--primary-l),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent;flex:1}
#app-content{margin-top:60px;padding:16px;max-width:900px;margin-left:auto;margin-right:auto;width:100%;padding-bottom:80px}
#app-nav{position:fixed;bottom:0;left:0;right:0;z-index:100;background:var(--surface);border-top:1px solid var(--border);display:flex;align-items:stretch;height:64px}
.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:10px;color:var(--text-muted);transition:.2s;border:none;background:none;padding:8px 4px}
.nav-item .nav-icon{font-size:20px;transition:.2s}
.nav-item.active,.nav-item:hover{color:var(--primary-l)}
.nav-item.active .nav-icon{transform:scale(1.1)}

/* ---- Cards ---- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:12px}
.card-title{font-size:13px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:12px}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}

/* ---- Hero Stats (dashboard) ---- */
.hero{background:linear-gradient(135deg,#1e1640,#2d1b5e);border:1px solid #3d2680;border-radius:var(--radius);padding:20px;margin-bottom:12px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-40px;right:-40px;width:150px;height:150px;background:radial-gradient(circle,rgba(124,58,237,.4),transparent 70%);pointer-events:none}
.hero-amount{font-size:48px;font-weight:800;color:#fff;line-height:1}
.hero-amount span{font-size:20px;font-weight:500;color:rgba(255,255,255,.7)}
.hero-sub{font-size:13px;color:rgba(255,255,255,.6);margin-top:4px}
.hero-row{display:flex;gap:12px;margin-top:16px}
.hero-stat{flex:1;background:rgba(255,255,255,.08);border-radius:8px;padding:10px;text-align:center}
.hero-stat .val{font-size:22px;font-weight:700;color:#fff}
.hero-stat .lbl{font-size:11px;color:rgba(255,255,255,.6);margin-top:2px}

/* ---- XP Bar ---- */
.xp-bar-wrap{margin:12px 0}
.xp-bar-meta{display:flex;justify-content:space-between;font-size:12px;color:var(--text-muted);margin-bottom:6px}
.xp-bar{height:10px;background:var(--surface2);border-radius:99px;overflow:hidden}
.xp-bar-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--primary-l));border-radius:99px;transition:width .6s ease}

/* ---- Level Badge ---- */
.level-badge{display:inline-flex;align-items:center;gap:6px;background:linear-gradient(135deg,var(--gold),#fbbf24);color:#1a0a00;font-weight:700;font-size:13px;border-radius:20px;padding:4px 12px}

/* ---- Task Cards ---- */
.task-card{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);padding:12px;margin-bottom:10px;display:block;width:100%;box-sizing:border-box;transition:.2s}
.task-card-inner{display:flex;align-items:flex-start;gap:10px;width:100%}
.task-card:hover{border-color:var(--primary);box-shadow:var(--glow)}
.task-icon{font-size:24px;flex-shrink:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--surface);border-radius:10px}
.task-info{flex:1;min-width:0;overflow:hidden;word-break:break-word}
.task-title{font-weight:600;font-size:15px;margin-bottom:4px}
.task-meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.tag{display:inline-flex;align-items:center;gap:3px;font-size:11px;border-radius:6px;padding:2px 8px;font-weight:500}
.tag-obj{background:rgba(124,58,237,.2);color:var(--primary-l)}
.tag-bonus{background:rgba(16,185,129,.2);color:var(--green)}
.tag-pen{background:rgba(239,68,68,.2);color:var(--red)}
.tag-freq{background:var(--surface);color:var(--text-muted);border:1px solid var(--border)}
.task-amount{font-size:14px;font-weight:700;flex-shrink:0;text-align:right}
.task-amount.pos{color:var(--green)}
.task-amount.neg{color:var(--red)}
.task-status{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex-shrink:0;max-width:110px}

/* ---- Buttons ---- */
.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 18px;border-radius:8px;font-weight:600;font-size:14px;border:none;transition:.2s;white-space:nowrap}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-l)}
.btn-green{background:var(--green);color:#fff}
.btn-red{background:var(--red);color:#fff}
.btn-gold{background:var(--gold);color:#1a0a00}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border)}
.btn-ghost:hover{background:var(--surface2)}
.btn-sm{padding:6px 12px;font-size:12px}
.btn-full{width:100%;justify-content:center}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---- Forms ---- */
.form-group{margin-bottom:14px}
.form-label{display:block;font-size:13px;color:var(--text-muted);margin-bottom:6px;font-weight:500}
.form-control{width:100%;background:var(--surface2);border:1px solid var(--border);border-radius:8px;padding:10px 12px;color:var(--text);font-size:14px;transition:.2s;font-family:inherit}
.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(124,58,237,.15)}
.form-control::placeholder{color:var(--text-muted)}
select.form-control{cursor:pointer}
textarea.form-control{resize:vertical;min-height:80px}
.form-check{display:flex;align-items:center;gap:8px;cursor:pointer}
.form-check input[type=checkbox]{width:16px;height:16px;cursor:pointer;accent-color:var(--primary)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* ---- Badges grid ---- */
.badges-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px}
.badge-card{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);padding:14px;text-align:center;transition:.2s}
.badge-card.earned{border-color:var(--gold);background:rgba(245,158,11,.08)}
.badge-card.locked{opacity:.4;filter:grayscale(1)}
.badge-icon{font-size:36px;margin-bottom:8px}
.badge-name{font-size:12px;font-weight:600;margin-bottom:4px}
.badge-desc{font-size:11px;color:var(--text-muted)}
.rarity-common{color:var(--text-muted)}
.rarity-rare{color:var(--cyan)}
.rarity-epic{color:var(--primary-l)}
.rarity-legendary{color:var(--gold)}

/* ---- Store ---- */
.store-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.store-item{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);padding:16px;text-align:center;transition:.2s}
.store-item:hover{border-color:var(--primary);transform:scale(1.05);box-shadow:0 8px 24px rgba(124,58,237,.3);z-index:2;position:relative}
.store-item-icon{font-size:40px;margin-bottom:10px}
.store-item-name{font-size:13px;font-weight:600;margin-bottom:6px}
.store-item-cost{font-size:16px;font-weight:700;color:var(--gold);margin-bottom:10px}
.store-item-cost::before{content:'🎮 '}

/* ---- Charts ---- */
.chart-wrap{position:relative;height:200px;margin-top:8px}

/* ---- Leaderboard ---- */
.lb-row{display:flex;align-items:center;gap:12px;padding:12px;background:var(--surface2);border-radius:var(--radius);margin-bottom:8px;border:1px solid var(--border)}
.lb-rank{font-size:24px;width:36px;flex-shrink:0;text-align:center}
.lb-avatar{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.lb-info{flex:1}
.lb-name{font-weight:700;font-size:16px}
.lb-sub{font-size:12px;color:var(--text-muted)}
.lb-xp{font-weight:700;color:var(--gold);font-size:14px}

/* ---- Notification badge ---- */
.notif-badge{position:absolute;top:-4px;right:-4px;background:var(--red);color:#fff;font-size:10px;font-weight:700;border-radius:99px;min-width:18px;height:18px;display:flex;align-items:center;justify-content:center;padding:0 4px}
.notif-dot{width:8px;height:8px;background:var(--red);border-radius:50%;position:absolute;top:4px;right:4px}

/* ---- Status chips ---- */
.chip{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:600;border-radius:99px;padding:3px 10px}
.chip-pending{background:rgba(245,158,11,.15);color:var(--gold)}
.chip-approved{background:rgba(16,185,129,.15);color:var(--green)}
.chip-rejected{background:rgba(239,68,68,.15);color:var(--red)}
.chip-done{background:rgba(124,58,237,.15);color:var(--primary-l)}

/* ---- Admin panels ---- */
.admin-tabs{display:flex;gap:4px;margin-bottom:16px;background:var(--surface);border-radius:var(--radius);padding:4px;border:1px solid var(--border)}
.admin-tab{flex:1;padding:8px;text-align:center;font-size:12px;font-weight:600;border-radius:8px;border:none;background:transparent;color:var(--text-muted);transition:.2s}
.admin-tab.active{background:var(--primary);color:#fff}

/* ---- Upload zone ---- */
.upload-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:20px;text-align:center;color:var(--text-muted);cursor:pointer;transition:.2s}
.upload-zone:hover,.upload-zone.has-file{border-color:var(--primary);color:var(--text)}
.upload-zone input{display:none}

/* ---- Streak flame ---- */
.streak-display{display:flex;align-items:center;gap:8px}
.streak-num{font-size:28px;font-weight:800;color:var(--gold)}
.streak-flames{font-size:20px}

/* ---- Toast notifications ---- */
#toast-container{position:fixed;top:70px;right:16px;z-index:9999;display:flex;flex-direction:column;gap:8px}
.toast{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:12px 16px;min-width:260px;max-width:340px;animation:slideIn .3s ease;box-shadow:var(--shadow);display:flex;align-items:flex-start;gap:10px}
.toast.success{border-color:var(--green)}
.toast.danger{border-color:var(--red)}
.toast.warning{border-color:var(--gold)}
.toast-body{flex:1}
.toast-title{font-weight:600;font-size:14px;margin-bottom:2px}
.toast-msg{font-size:12px;color:var(--text-muted)}
@keyframes slideIn{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}
@keyframes slideOut{to{transform:translateX(120%);opacity:0}}

/* ---- Modal ---- */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:500;display:flex;align-items:flex-end;justify-content:center;padding:0}
.modal-overlay.center{align-items:center;padding:16px}
.modal{background:var(--surface);border:1px solid var(--border);border-radius:16px 16px 0 0;width:100%;max-width:500px;max-height:90vh;overflow-y:auto;padding:20px;animation:slideUp .3s ease}
.modal-overlay.center .modal{border-radius:var(--radius)}
.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.modal-title{font-size:18px;font-weight:700}
.modal-close{background:none;border:none;color:var(--text-muted);font-size:24px;cursor:pointer;line-height:1}
@keyframes slideUp{from{transform:translateY(100%)}to{transform:translateY(0)}}

/* ---- History ---- */
.history-item{display:flex;align-items:center;gap:12px;padding:10px;border-radius:8px;margin-bottom:6px;background:var(--surface2)}
.history-icon{font-size:20px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--surface);border-radius:8px;flex-shrink:0}
.history-date{font-size:11px;color:var(--text-muted)}

/* ---- Login ---- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:radial-gradient(ellipse at top,#1e1040 0%,var(--bg) 70%)}
.login-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:32px;width:100%;max-width:380px;box-shadow:var(--shadow)}
.login-logo{text-align:center;margin-bottom:28px}
.login-logo .emoji{font-size:56px;display:block;margin-bottom:8px}
.login-logo h1{font-size:28px;font-weight:800;background:linear-gradient(135deg,var(--primary-l),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.login-logo p{color:var(--text-muted);font-size:14px;margin-top:4px}

/* ---- Misc ---- */
.divider{height:1px;background:var(--border);margin:12px 0}
.empty-state{text-align:center;padding:40px 20px;color:var(--text-muted)}
.empty-state .emoji{font-size:48px;display:block;margin-bottom:12px}
.text-center{text-align:center}
.text-muted{color:var(--text-muted)}
.text-gold{color:var(--gold)}
.text-green{color:var(--green)}
.text-red{color:var(--red)}
.font-bold{font-weight:700}
.mt-1{margin-top:8px}.mt-2{margin-top:12px}.mt-3{margin-top:20px}
.mb-1{margin-bottom:8px}.mb-2{margin-bottom:12px}
.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}
.gap-1{gap:6px}.gap-2{gap:12px}
.d-none{display:none!important}
.spinner{width:24px;height:24px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
.progress{height:8px;background:var(--surface2);border-radius:99px;overflow:hidden;margin:6px 0}
.progress-bar{height:100%;background:linear-gradient(90deg,var(--primary),var(--primary-l));border-radius:99px;transition:width .4s}
.avatar-circle{border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.pulse{animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(124,58,237,.4)}50%{box-shadow:0 0 0 8px rgba(124,58,237,0)}}

/* ---- PWA safe area ---- */
@supports(padding-bottom:env(safe-area-inset-bottom)){
  #app-nav{padding-bottom:env(safe-area-inset-bottom)}
  #app-content{padding-bottom:calc(80px + env(safe-area-inset-bottom))}
}

/* ---- Responsive ---- */
@media(min-width:640px){
  .store-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
  .badges-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
  #app-nav .nav-item{font-size:11px}
}