:root{
    --primary:#4A90E2;
    --primary-dark:#2563EB;
    --secondary:#7CC6FF;
    --light:#F4F9FF;
    --soft:#EAF5FF;
    --white:#FFFFFF;
    --text:#1E293B;
    --muted:#64748B;
    --border:#DDEBFA;
    --success:#16A34A;
    --warning:#F59E0B;
    --danger:#DC2626;
    --shadow:0 18px 45px rgba(37,99,235,.10);
}
*{box-sizing:border-box}
body{
    margin:0;
    min-height:100vh;
    font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
    color:var(--text);
    background:linear-gradient(135deg,#F7FBFF 0%,#EAF5FF 45%,#DFF1FF 100%);
    background-size:300% 300%;
    animation:softBlueMove 14s ease infinite;
}
body:before{
    content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;
    background:radial-gradient(circle at 12% 18%,rgba(124,198,255,.32),transparent 26%),radial-gradient(circle at 88% 12%,rgba(74,144,226,.18),transparent 28%),radial-gradient(circle at 55% 92%,rgba(124,198,255,.22),transparent 34%);
    animation:floatGlow 18s ease-in-out infinite alternate;
}
@keyframes softBlueMove{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
@keyframes floatGlow{0%{transform:translateY(0)}100%{transform:translateY(-18px)}}
a{text-decoration:none}
.app-shell{display:flex;min-height:100vh}
.sidebar{
    width:280px;
    position:fixed;
    inset:0 auto 0 0;
    padding:24px 18px;
    background:linear-gradient(180deg,var(--primary),var(--secondary));
    color:white;
    display:flex;
    flex-direction:column;
    box-shadow:12px 0 35px rgba(74,144,226,.20);
}
.brand{display:flex;align-items:center;gap:12px;margin-bottom:34px}
.brand-icon{
    width:48px;height:48px;border-radius:16px;
    background:rgba(255,255,255,.95);color:var(--primary-dark);
    display:grid;place-items:center;font-weight:900;font-size:24px;
}
.brand strong{display:block;font-size:22px;line-height:1}
.brand span{font-size:12px;opacity:.9}
.nav-menu{display:grid;gap:10px}
.nav-menu a,.logout-link{
    color:white;padding:12px 14px;border-radius:14px;
    font-weight:600;display:block;transition:.2s ease;
}
.nav-menu a:hover,.nav-menu a.active{background:rgba(255,255,255,.22);transform:translateX(4px)}
.logout-link{margin-top:auto;background:rgba(255,255,255,.18);text-align:center}
.logout-link:hover{background:rgba(220,38,38,.88);color:white}
.main-content{margin-left:280px;width:calc(100% - 280px);padding:30px}
.page-header{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:24px}
.page-title h1{font-size:30px;font-weight:800;margin:0}.page-title p{margin:6px 0 0;color:var(--muted)}
.card-soft,.stat-card,.auth-card{
    border:1px solid var(--border);border-radius:22px;background:rgba(255,255,255,.92);
    box-shadow:var(--shadow);
}
.stat-card{padding:22px;position:relative;overflow:hidden}.stat-card:after{content:"";position:absolute;right:-34px;top:-34px;width:110px;height:110px;border-radius:50%;background:var(--soft)}
.stat-label{color:var(--muted);font-size:14px;font-weight:700}.stat-value{font-size:30px;font-weight:900;margin-top:8px}.stat-icon{font-size:26px;position:relative;z-index:1}
.table-card{padding:0;overflow:hidden}.table-toolbar{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:18px 20px;border-bottom:1px solid var(--border)}
.search-input{max-width:330px;border-radius:14px;border:1px solid var(--border);padding:10px 14px}
.table-responsive{max-height:65vh}.table{margin:0}.table thead th{position:sticky;top:0;background:#EAF5FF;color:#1E3A8A;z-index:2;border-bottom:1px solid var(--border);font-size:13px;text-transform:uppercase;letter-spacing:.04em}.table td,.table th{padding:14px 16px;vertical-align:middle}
.badge-soft{border-radius:999px;padding:7px 11px;font-weight:800;font-size:12px}.badge-free{background:#FEF3C7;color:#92400E}.badge-used{background:#DCFCE7;color:#166534}
.btn-primary-soft{background:var(--primary);border:0;color:white;border-radius:14px;padding:10px 16px;font-weight:800}.btn-primary-soft:hover{background:var(--primary-dark);color:white}
.btn-outline-soft{border:1px solid var(--border);color:var(--primary-dark);background:white;border-radius:14px;padding:10px 16px;font-weight:800}.btn-outline-soft:hover{background:var(--soft);color:var(--primary-dark)}
.auth-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top left,#BFE4FF,transparent 35%),linear-gradient(135deg,#F4F9FF,#DFF1FF)}
.auth-card{width:min(440px,100%);padding:34px}.auth-logo{width:58px;height:58px;border-radius:18px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:white;display:grid;place-items:center;font-weight:900;font-size:28px;margin-bottom:18px}.form-control{border-radius:14px;border:1px solid var(--border);padding:12px 14px}.form-control:focus{box-shadow:0 0 0 .2rem rgba(74,144,226,.15);border-color:var(--primary)}
.alert-soft{border-radius:16px;border:1px solid var(--border);background:var(--soft);padding:12px 14px}.empty-state{text-align:center;color:var(--muted);padding:32px!important}

.amount-filter-wrap{display:flex;gap:10px;flex-wrap:wrap}
.amount-chip{border:1px solid var(--border);background:rgba(255,255,255,.92);color:var(--primary-dark);border-radius:999px;padding:10px 14px;font-weight:800;box-shadow:0 10px 25px rgba(37,99,235,.08);transition:.2s ease}
.amount-chip span{background:var(--soft);border-radius:999px;padding:3px 8px;margin-left:6px;color:var(--text)}
.amount-chip:hover,.amount-chip.active{background:linear-gradient(135deg,var(--primary),var(--secondary));color:white;transform:translateY(-2px)}
.amount-chip.active span,.amount-chip:hover span{background:rgba(255,255,255,.25);color:white}
.amount-label{display:inline-block;border-radius:999px;padding:7px 12px;background:#EAF5FF;color:#1E3A8A;font-weight:900}
.creator-signature{margin-top:24px;text-align:center;color:var(--muted);font-size:13px;font-weight:700}
.creator-signature a{color:var(--primary-dark);font-weight:900}
.creator-signature a:hover{text-decoration:underline}
.mini-form{display:inline-flex;gap:6px;margin:3px 0}.mini-form input{width:105px;border:1px solid #dbeafe;border-radius:10px;padding:7px}.mini-form button,.btn-small{border:0;border-radius:10px;background:#4A90E2;color:#fff;padding:7px 10px}.api-box{background:#eef7ff;border:1px dashed #4A90E2;border-radius:16px;padding:15px;word-break:break-all}.animated-bg{background:linear-gradient(-45deg,#f4f9ff,#e0f2fe,#dbeafe,#ffffff);background-size:400% 400%;animation:gradientMove 12s ease infinite}@keyframes gradientMove{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}


/* ===== MOBILE SIDEBAR FINAL ===== */
.mobile-menu-btn{
  display:none;
  position:fixed;
  top:14px;
  left:14px;
  z-index:10050;
  border:none;
  background:#4A90E2;
  color:#fff;
  font-size:24px;
  line-height:1;
  border-radius:12px;
  padding:10px 14px;
  box-shadow:0 8px 25px rgba(0,0,0,.18);
}

.sidebar-overlay{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(15,23,42,.45);
  z-index:10030;
}

@media(max-width:900px){
  body.sidebar-open{overflow:hidden;}

  .mobile-menu-btn{display:block;}

  .app-shell{display:block;min-height:100vh;}

  .sidebar{
    position:fixed !important;
    top:0 !important;
    left:0 !important;
    width:280px !important;
    max-width:82vw;
    height:100vh !important;
    min-height:100vh !important;
    z-index:10040;
    transform:translateX(-110%);
    transition:transform .28s ease;
    overflow-y:auto;
  }

  .sidebar.open{transform:translateX(0);}

  .sidebar-overlay.show{display:block;}

  .main-content{
    margin-left:0 !important;
    width:100% !important;
    padding:76px 14px 18px !important;
  }

  .page-header{display:block;}
  .page-header .d-flex{margin-top:12px;}
  .table-toolbar{display:block;}
  .search-input{max-width:100%;width:100%;margin-top:12px;}
  .stat-value{font-size:24px;}
}

@media(min-width:901px){
  .sidebar{transform:none !important;}
}

/* ===== PROFESSIONAL REFRESH ===== */
:root{
    --primary:#2563EB;
    --primary-dark:#1D4ED8;
    --secondary:#06B6D4;
    --accent:#7C3AED;
    --light:#F8FBFF;
    --soft:#EEF7FF;
    --border:#D8E7F7;
    --shadow:0 22px 60px rgba(15,23,42,.10);
}
body{
    background:
      radial-gradient(circle at 10% 10%,rgba(6,182,212,.18),transparent 30%),
      radial-gradient(circle at 90% 12%,rgba(124,58,237,.12),transparent 32%),
      linear-gradient(135deg,#F8FBFF 0%,#ECF7FF 50%,#F6F8FF 100%);
}
.sidebar{
    background:linear-gradient(180deg,#0F172A 0%,#1D4ED8 56%,#06B6D4 120%);
    border-right:1px solid rgba(255,255,255,.16);
    box-shadow:18px 0 45px rgba(15,23,42,.18);
}
.brand{
    padding:10px 8px 18px;
    border-bottom:1px solid rgba(255,255,255,.16);
}
.brand-icon{
    width:54px;height:54px;border-radius:18px;
    background:rgba(255,255,255,.16);
    box-shadow:inset 0 0 0 1px rgba(255,255,255,.28),0 12px 28px rgba(0,0,0,.16);
    overflow:hidden;
    padding:6px;
}
.brand-icon img{width:100%;height:100%;display:block;border-radius:14px;object-fit:cover;}
.brand strong{font-size:23px;letter-spacing:-.02em}.brand span{font-size:12px;letter-spacing:.03em;text-transform:uppercase;opacity:.82}
.nav-menu a,.logout-link{position:relative;overflow:hidden;}
.nav-menu a:before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:4px;border-radius:999px;background:#fff;opacity:0;transition:.2s ease;}
.nav-menu a:hover:before,.nav-menu a.active:before{opacity:1;}
.nav-menu a:hover,.nav-menu a.active{background:rgba(255,255,255,.14);transform:translateX(3px);}
.main-content{padding:34px;}
.page-title h1,.topbar h1{font-weight:900;letter-spacing:-.035em;color:#0F172A;}
.card-soft,.stat-card,.auth-card{
    border:1px solid rgba(216,231,247,.88);
    background:rgba(255,255,255,.88);
    backdrop-filter:blur(16px);
    box-shadow:var(--shadow);
}
.stat-card{transition:.22s ease;}
.stat-card:hover{transform:translateY(-3px);box-shadow:0 26px 70px rgba(15,23,42,.13);}
.btn-primary-soft{
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    box-shadow:0 14px 32px rgba(37,99,235,.22);
    transition:.2s ease;
}
.btn-primary-soft:hover{transform:translateY(-1px);box-shadow:0 18px 38px rgba(37,99,235,.28);}
.btn-outline-soft{transition:.2s ease;}
.btn-outline-soft:hover{transform:translateY(-1px);}
.auth-page{
    background:
      radial-gradient(circle at 15% 16%,rgba(6,182,212,.28),transparent 30%),
      radial-gradient(circle at 85% 15%,rgba(124,58,237,.18),transparent 34%),
      linear-gradient(135deg,#F8FBFF,#EAF6FF 55%,#F7F3FF);
}
.auth-card-pro{width:min(520px,100%);padding:34px 34px 30px;}
.auth-brand{display:flex;align-items:center;gap:16px;}
.auth-logo-img{
    width:72px;height:72px;border-radius:24px;display:block;
    box-shadow:0 18px 42px rgba(37,99,235,.24);
}
.auth-feature-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px;}
.auth-feature-row span{font-size:12px;font-weight:900;color:#1E40AF;background:#EAF5FF;border:1px solid #D8E7F7;border-radius:999px;padding:8px 10px;}
.form-label{color:#334155;font-size:14px;}
.input-group-text{border-radius:0 14px 14px 0;border:1px solid var(--border);background:#F8FBFF;font-weight:900;color:#1D4ED8;}
.section-kicker{font-size:12px;text-transform:uppercase;letter-spacing:.12em;font-weight:900;color:#2563EB;margin-bottom:8px;}
.section-title{font-size:20px;font-weight:900;letter-spacing:-.02em;margin-bottom:8px;color:#0F172A;}
.import-card,.import-help-card{height:100%;}
.csv-schema{display:grid;gap:9px;margin-top:18px;}
.csv-schema span{display:block;border:1px solid var(--border);background:#F8FBFF;border-radius:14px;padding:11px 13px;font-weight:800;color:#334155;}
.table thead th{background:#F3F8FF;color:#1E3A8A;}
.badge-free{background:#DCFCE7;color:#166534}.badge-used{background:#FEE2E2;color:#991B1B}
.amount-label{background:#EEF7FF;border:1px solid #D8E7F7;}

@media(max-width:900px){
  .main-content{padding:76px 14px 18px !important;}
  .auth-brand{display:block;text-align:center;}
  .auth-logo-img{margin:0 auto 14px;}
  .auth-feature-row{justify-content:center;}
}