:root{
    --brand-from:#6366F1;
    --brand-via:#8B5CF6;
    --brand-to:#EC4899;
    --brand:#6366F1;
    --brand-dark:#4F46E5;
    --success:#10B981;
    --warning:#F59E0B;
    --danger:#EF4444;
    --info:#0EA5E9;
    --bg:#F8F9FE;
    --bg-2:#EEF0FB;
    --surface:#FFFFFF;
    --text:#0F172A;
    --text-muted:#64748B;
    --text-light:#94A3B8;
    --border:#E2E8F0;
    --border-light:#F1F5F9;
    --shadow-sm:0 1px 2px 0 rgba(15,23,42,.04);
    --shadow:0 4px 6px -1px rgba(15,23,42,.06),0 2px 4px -2px rgba(15,23,42,.04);
    --shadow-lg:0 20px 25px -5px rgba(15,23,42,.08),0 8px 10px -6px rgba(15,23,42,.04);
    --shadow-glow:0 8px 20px -4px rgba(99,102,241,.35);
}

*{box-sizing:border-box}

html,body{margin:0;padding:0;overflow-x:hidden;max-width:100%}

body{
    font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
    background:var(--bg);
    background-image:
        radial-gradient(circle at 15% 0%, rgba(139,92,246,.08), transparent 40%),
        radial-gradient(circle at 85% 100%, rgba(236,72,153,.06), transparent 40%);
    background-attachment:fixed;
    color:var(--text);
    -webkit-font-smoothing:antialiased;
    -moz-osx-font-smoothing:grayscale;
    min-height:100vh;
    font-size:14px;
    line-height:1.5;
}

/* ===== Container ===== */
.app{max-width:500px;margin:0 auto;padding:0 16px 40px;}

/* ===== Hero (full body width, inner content centered) ===== */
.hero{
    position:relative;
    background:linear-gradient(135deg,var(--brand-from) 0%,var(--brand-via) 60%,var(--brand-to) 100%);
    color:#fff;
    padding:36px 20px 32px;
    margin:0 0 24px;
    border-radius:0 0 28px 28px;
    overflow:hidden;
    box-shadow:var(--shadow-lg);
}
.hero::before,.hero::after{content:'';position:absolute;border-radius:50%;filter:blur(40px);pointer-events:none}
.hero::before{top:-80px;right:-60px;width:240px;height:240px;background:rgba(255,255,255,.18)}
.hero::after{bottom:-60px;left:-40px;width:200px;height:200px;background:rgba(236,72,153,.3)}
.hero-inner{position:relative;z-index:1;text-align:center;max-width:500px;margin:0 auto}
.hero-logo{margin-bottom:10px}
.hero-logo img{max-height:64px;max-width:220px;object-fit:contain;border-radius:14px;filter:drop-shadow(0 4px 10px rgba(0,0,0,.18))}
.hero-logo .hero-default{
    display:inline-flex;align-items:center;justify-content:center;
    width:56px;height:56px;border-radius:16px;
    background:rgba(255,255,255,.2);backdrop-filter:blur(8px);
    font-size:28px;
}
.hero h1{font-size:22px;font-weight:800;margin:6px 0 4px;letter-spacing:-.3px}
.hero .tagline{font-size:13px;margin:0;opacity:.92;font-weight:500}

/* ===== Trust badges ===== */
.trust{display:flex;justify-content:center;gap:8px;margin-top:18px;flex-wrap:wrap}
.trust-badge{
    display:inline-flex;align-items:center;gap:5px;
    font-size:11px;font-weight:600;
    background:rgba(255,255,255,.18);
    backdrop-filter:blur(10px);
    padding:5px 11px;border-radius:999px;
    border:1px solid rgba(255,255,255,.22);
}
.trust-badge i{font-size:13px}

/* ===== Card modern ===== */
.card-modern{
    background:var(--surface);
    border-radius:18px;
    box-shadow:var(--shadow);
    border:1px solid rgba(226,232,240,.6);
    overflow:hidden;
    margin-bottom:14px;
}
.card-modern-head{
    padding:14px 18px;
    font-weight:700;font-size:13px;color:var(--text);
    display:flex;align-items:center;gap:8px;
    border-bottom:1px solid var(--border-light);
}
.card-modern-head .ico{
    width:28px;height:28px;border-radius:8px;
    background:linear-gradient(135deg,rgba(99,102,241,.12),rgba(139,92,246,.12));
    color:var(--brand);
    display:flex;align-items:center;justify-content:center;font-size:14px;
}
.card-modern-body{padding:14px 18px 16px}

/* ===== Package card ===== */
.pkg{
    position:relative;
    display:flex;align-items:center;gap:14px;
    border:2px solid var(--border);
    border-radius:14px;
    padding:14px;
    cursor:pointer;
    background:#fff;
    transition:all .2s cubic-bezier(.4,0,.2,1);
}
.pkg + .pkg{margin-top:10px}
.pkg:hover:not(.pkg-disabled){
    border-color:var(--brand);
    transform:translateY(-2px);
    box-shadow:var(--shadow);
}
.pkg:has(input:checked){
    border-color:var(--brand);
    background:linear-gradient(135deg,rgba(99,102,241,.04),rgba(139,92,246,.04));
    box-shadow:0 0 0 4px rgba(99,102,241,.12);
}
.pkg-disabled{opacity:.6;cursor:not-allowed;background:#FAFAFA}
.pkg input[type=radio]{position:absolute;opacity:0;pointer-events:none}
.pkg-radio{
    width:22px;height:22px;
    border:2px solid var(--border);
    border-radius:50%;
    flex-shrink:0;position:relative;
    transition:all .15s;
    background:#fff;
}
.pkg:has(input:checked) .pkg-radio{border-color:var(--brand);background:var(--brand)}
.pkg:has(input:checked) .pkg-radio::after{
    content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
    width:8px;height:8px;border-radius:50%;background:#fff;
}
.pkg-info{flex-grow:1;min-width:0}
.pkg-name{font-weight:700;font-size:15px;color:var(--text);line-height:1.3}
.pkg-specs{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.pkg-pill{
    display:inline-flex;align-items:center;gap:4px;
    padding:3px 9px;border-radius:7px;
    background:var(--border-light);
    font-size:11px;color:var(--text-muted);font-weight:600;
}
.pkg-pill i{font-size:11px}
.pkg-pill.dl{background:#DBEAFE;color:#1E40AF}
.pkg-pill.ul{background:#E0E7FF;color:#3730A3}
.pkg-pill.stock{background:#D1FAE5;color:#065F46}
.pkg-pill.dur{background:#FEF3C7;color:#92400E}
.pkg-price{
    font-weight:800;font-size:17px;color:var(--brand);
    text-align:right;white-space:nowrap;
    line-height:1.2;
}
.pkg-price small{display:block;font-size:10px;font-weight:600;color:var(--text-light);margin-top:2px;text-transform:uppercase;letter-spacing:.5px}
.pkg-disabled .pkg-price{color:var(--text-muted)}
.pkg-badge-offline{
    display:inline-flex;align-items:center;gap:4px;
    margin-top:6px;
    background:#FEF3C7;color:#92400E;
    padding:3px 8px;border-radius:6px;
    font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.3px;
}

/* ===== Forms ===== */
.field{margin-bottom:14px}
.field:last-child{margin-bottom:0}
.field-label{
    display:block;font-size:12px;font-weight:700;
    color:var(--text);margin-bottom:6px;
    text-transform:uppercase;letter-spacing:.3px;
}
.field-label .req{color:var(--danger);margin-left:2px}
.field-help{font-size:11px;color:var(--text-muted);margin-top:6px;display:flex;align-items:flex-start;gap:5px}
.field-help i{font-size:12px;color:var(--text-light);flex-shrink:0;margin-top:1px}

.input{
    width:100%;
    padding:12px 14px;
    border:2px solid var(--border);
    border-radius:12px;
    font-size:14px;font-family:inherit;
    background:#fff;color:var(--text);
    transition:all .15s;
}
.input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(99,102,241,.12)}
.input::placeholder{color:var(--text-light)}

.input-icon{position:relative}
.input-icon > i{
    position:absolute;left:14px;top:50%;transform:translateY(-50%);
    color:var(--text-light);font-size:17px;pointer-events:none;
    transition:color .15s;
}
.input-icon .input{padding-left:42px}
.input-icon .input:focus + i,
.input-icon:focus-within > i{color:var(--brand)}
.input-icon.wa > i{color:#25D366}

/* ===== Button ===== */
.btn-cta{
    width:100%;padding:14px 18px;
    background:linear-gradient(135deg,var(--brand-from),var(--brand-via));
    color:#fff;border:0;border-radius:14px;
    font-size:15px;font-weight:700;
    cursor:pointer;
    box-shadow:var(--shadow-glow);
    transition:all .2s;
    display:flex;align-items:center;justify-content:center;gap:8px;
    font-family:inherit;
}
.btn-cta:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 12px 24px -4px rgba(99,102,241,.5)}
.btn-cta:active{transform:translateY(0)}
.btn-cta:disabled{opacity:.65;cursor:not-allowed;transform:none;box-shadow:none}
.btn-cta i{font-size:18px}

.btn-ghost{
    display:inline-flex;align-items:center;justify-content:center;gap:6px;
    padding:10px 16px;
    background:#fff;border:1.5px solid var(--border);
    color:var(--text-muted);border-radius:10px;
    font-size:13px;font-weight:600;
    cursor:pointer;text-decoration:none;
    transition:all .15s;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:rgba(99,102,241,.04)}

.btn-soft{
    display:inline-flex;align-items:center;gap:6px;
    padding:8px 14px;
    background:rgba(99,102,241,.1);
    color:var(--brand-dark);
    border:0;border-radius:10px;
    font-size:12px;font-weight:700;
    cursor:pointer;text-decoration:none;
    transition:all .15s;
}
.btn-soft:hover{background:rgba(99,102,241,.18)}
.btn-soft i{font-size:13px}

/* ===== Voucher ticket ===== */
.voucher-ticket{
    position:relative;
    background:linear-gradient(135deg,#EEF2FF 0%,#FAF5FF 50%,#FDF2F8 100%);
    border:2.5px dashed var(--brand);
    border-radius:18px;
    padding:24px 18px;
    text-align:center;
    user-select:all;
    margin:14px 0;
}
.voucher-ticket::before,
.voucher-ticket::after{
    content:'';position:absolute;top:50%;
    width:24px;height:24px;
    background:var(--surface);
    border-radius:50%;
    transform:translateY(-50%);
    border:2px solid var(--border);
}
.voucher-ticket::before{left:-14px}
.voucher-ticket::after{right:-14px}
.voucher-label{
    font-size:10px;font-weight:800;text-transform:uppercase;
    letter-spacing:1.5px;color:var(--brand-dark);
    margin-bottom:10px;opacity:.7;
}
.voucher-code{
    font-family:'JetBrains Mono','SF Mono','Menlo','Courier New',monospace;
    font-size:1.7rem;letter-spacing:4px;
    color:var(--brand-dark);font-weight:800;
    word-break:break-all;line-height:1.2;
}

/* ===== Payment code box (VA) ===== */
.code-box{
    background:linear-gradient(135deg,#EFF6FF,#EEF2FF);
    border:2px dashed var(--brand);
    border-radius:14px;
    padding:18px;text-align:center;
}
.code-box-label{font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:1.2px;color:var(--brand-dark);opacity:.7;margin-bottom:8px}
.code-box-value{
    font-family:'JetBrains Mono','SF Mono','Menlo','Courier New',monospace;
    font-size:1.5rem;letter-spacing:2.5px;
    color:var(--brand-dark);font-weight:800;
    word-break:break-all;
}

/* ===== Alerts ===== */
.alert-modern{
    display:flex;align-items:flex-start;gap:10px;
    background:#FEF2F2;border:1px solid #FECACA;color:#991B1B;
    padding:12px 14px;border-radius:12px;
    font-size:13px;font-weight:500;margin-bottom:14px;
}
.alert-modern i{font-size:18px;flex-shrink:0;margin-top:1px;color:#DC2626}
.alert-modern.warn{background:#FFFBEB;border-color:#FDE68A;color:#92400E}
.alert-modern.warn i{color:#D97706}
.alert-modern.info{background:#EFF6FF;border-color:#BFDBFE;color:#1E3A8A}
.alert-modern.info i{color:#2563EB}
.alert-close{margin-left:auto;background:none;border:0;color:inherit;opacity:.6;cursor:pointer;padding:0;font-size:18px;line-height:1}

/* ===== Status pill ===== */
.status{display:inline-flex;align-items:center;gap:5px;padding:5px 10px;border-radius:999px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.3px}
.status-pending{background:#FEF3C7;color:#92400E}
.status-success{background:#D1FAE5;color:#065F46}
.status-failed{background:#FEE2E2;color:#991B1B}
.status-info{background:#DBEAFE;color:#1E40AF}

/* ===== Animations ===== */
.pulse-dot{
    width:10px;height:10px;border-radius:50%;
    background:var(--warning);position:relative;
}
.pulse-dot::after{
    content:'';position:absolute;inset:-4px;
    border:2px solid var(--warning);border-radius:50%;
    animation:pulseRing 1.6s ease-out infinite;
}
@keyframes pulseRing{
    0%{transform:scale(.5);opacity:1}
    100%{transform:scale(1.6);opacity:0}
}

.pop-in{animation:popIn .5s cubic-bezier(.175,.885,.32,1.275)}
@keyframes popIn{
    from{transform:scale(.4) rotate(-8deg);opacity:0}
    to{transform:scale(1) rotate(0);opacity:1}
}

.fade-up{animation:fadeUp .4s ease-out backwards}
.fade-up.delay-1{animation-delay:.05s}
.fade-up.delay-2{animation-delay:.1s}
.fade-up.delay-3{animation-delay:.15s}
@keyframes fadeUp{
    from{transform:translateY(8px);opacity:0}
    to{transform:translateY(0);opacity:1}
}

/* ===== Empty state ===== */
.empty{
    text-align:center;padding:48px 20px;
    color:var(--text-muted);
}
.empty-ico{
    width:80px;height:80px;border-radius:24px;
    background:linear-gradient(135deg,#EEF2FF,#FAF5FF);
    display:inline-flex;align-items:center;justify-content:center;
    font-size:36px;color:var(--brand);
    margin-bottom:14px;
}
.empty-title{font-weight:700;color:var(--text);font-size:15px;margin-bottom:4px}
.empty-text{font-size:13px}

/* ===== Order summary mini ===== */
.summary{
    display:flex;justify-content:space-between;align-items:center;
    padding:14px 18px;
    background:linear-gradient(135deg,rgba(99,102,241,.06),rgba(139,92,246,.04));
    border-radius:18px;
    border:1px solid rgba(99,102,241,.15);
    margin-bottom:14px;
}
.summary-left{min-width:0}
.summary-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);margin-bottom:2px}
.summary-invoice{font-weight:700;color:var(--text);font-size:14px;font-family:'JetBrains Mono','SF Mono',monospace;letter-spacing:.5px}
.summary-meta{font-size:11px;color:var(--text-muted);margin-top:4px;display:flex;flex-wrap:wrap;gap:6px}
.summary-meta span{display:inline-flex;align-items:center;gap:3px}
.summary-right{text-align:right;flex-shrink:0;margin-left:12px}
.summary-total{font-size:11px;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.4px}
.summary-amount{font-size:20px;font-weight:800;color:var(--brand);line-height:1.1}

/* ===== Channel (payment method) picker ===== */
.ch-group-label{
    font-size:10px;font-weight:800;
    text-transform:uppercase;letter-spacing:.6px;
    color:var(--text-light);
    margin:14px 0 8px;padding-left:2px;
}
.ch-group-label:first-child{margin-top:0}
.ch{
    position:relative;
    display:flex;align-items:center;gap:12px;
    border:2px solid var(--border);
    border-radius:12px;
    padding:10px 14px;
    background:#fff;cursor:pointer;
    transition:all .15s;
}
.ch + .ch{margin-top:8px}
.ch:hover{border-color:var(--brand);transform:translateY(-1px)}
.ch:has(input:checked){
    border-color:var(--brand);
    background:linear-gradient(135deg,rgba(99,102,241,.04),rgba(139,92,246,.04));
    box-shadow:0 0 0 3px rgba(99,102,241,.1);
}
.ch input[type=radio]{position:absolute;opacity:0;pointer-events:none}
.ch-radio{width:18px;height:18px;border:2px solid var(--border);border-radius:50%;flex-shrink:0;position:relative;background:#fff}
.ch:has(input:checked) .ch-radio{border-color:var(--brand);background:var(--brand)}
.ch:has(input:checked) .ch-radio::after{
    content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
    width:6px;height:6px;border-radius:50%;background:#fff;
}
.ch-icon{
    width:36px;height:36px;object-fit:contain;flex-shrink:0;
    border-radius:8px;background:#fff;
    padding:2px;
}
.ch-icon-fallback{
    width:36px;height:36px;border-radius:8px;
    background:linear-gradient(135deg,#F1F5F9,#E2E8F0);
    color:var(--text-muted);
    display:flex;align-items:center;justify-content:center;
    font-size:16px;flex-shrink:0;
}
.ch-info{flex-grow:1;min-width:0}
.ch-name{font-weight:600;font-size:13px;color:var(--text)}
.ch-fee{font-size:10px;color:var(--text-muted);margin-top:2px}

/* ===== Meta grid (success) ===== */
.meta-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.meta-grid > div.col-12{grid-column:1/-1}
.meta-item-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.4px;color:var(--text-light);margin-bottom:3px}
.meta-item-value{font-weight:700;color:var(--text);font-size:13px;word-break:break-word}

/* ===== How-to list ===== */
.howto{padding-left:0;list-style:none;margin:0;counter-reset:howto}
.howto li{
    counter-increment:howto;
    position:relative;
    padding:8px 8px 8px 36px;
    font-size:13px;color:var(--text);
}
.howto li::before{
    content:counter(howto);
    position:absolute;left:0;top:8px;
    width:24px;height:24px;
    border-radius:50%;
    background:linear-gradient(135deg,var(--brand-from),var(--brand-via));
    color:#fff;
    display:flex;align-items:center;justify-content:center;
    font-size:11px;font-weight:800;
}

/* ===== Footer ===== */
.footer{
    text-align:center;
    margin-top:28px;padding:14px 0;
    font-size:11px;color:var(--text-light);
}
.footer strong{
    background:linear-gradient(135deg,var(--brand-from),var(--brand-via));
    -webkit-background-clip:text;background-clip:text;
    color:transparent;font-weight:800;
}

/* ===== Utility ===== */
.text-muted{color:var(--text-muted)}
.text-brand{color:var(--brand)}
.mb-2{margin-bottom:8px}
.mb-3{margin-bottom:12px}
.mb-4{margin-bottom:16px}
.mt-2{margin-top:8px}
.mt-3{margin-top:12px}
.mt-4{margin-top:16px}
.mt-auto{margin-top:auto}
.d-flex{display:flex}
.gap-2{gap:8px}
.align-center{align-items:center}
.text-center{text-align:center}
.text-end{text-align:right}

@media (max-width:380px){
    .hero{padding:28px 18px 24px}
    .hero h1{font-size:20px}
    .pkg-price{font-size:15px}
}