:root {
    --primary: #4D96FF;
    --secondary: #9D4EDD;
    --dark-bg: #0B0D17;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text: #ffffff;
    --success: #25D366;
    --danger: #ff6b6b;
    --warning: #ffb84d;
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Poppins', sans-serif; }
[hidden] { display: none !important; }

body {
    background-color: var(--dark-bg);
    background-image:
        radial-gradient(circle at 15% 50%, rgba(77, 150, 255, 0.15), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(157, 78, 221, 0.15), transparent 25%);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 20px 12px;
}

.stars { position: fixed; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: -1; background: url('https://www.transparenttextures.com/patterns/stardust.png'); animation: twinkle 20s linear infinite; }
@keyframes twinkle { 0% { opacity: 0.5; background-position: 0 0; } 50% { opacity: 1; } 100% { opacity: 0.5; background-position: 1000px 1000px; } }

.hp-field { position: absolute; left: -9999px; top: -9999px; width: 1px; height: 1px; opacity: 0; }

.app-container {
    width: 100%;
    max-width: 600px;
    min-height: 80vh;
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 30px;
    position: relative;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

.step { display: none; animation: fadeIn 0.4s ease; }
.step.active { display: block; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }

.header { text-align: center; margin-bottom: 30px; }
.header h1 { font-size: 2rem; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; background: linear-gradient(45deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

.cart-badge { display: flex; align-items: center; justify-content: center; gap: 10px; background: rgba(0,0,0,0.5); padding: 10px 14px; border-radius: 30px; margin-top: 15px; font-size: 0.85rem; border: 1px solid var(--primary); }
.cart-badge i.fa-cart-shopping { color: var(--primary); }
.cart-badge-clear { background: transparent; border: none; color: var(--text); opacity: 0.6; cursor: pointer; font-size: 0.9rem; padding: 2px 4px; }
.cart-badge-clear:hover { opacity: 1; color: var(--danger); }

.btn-primary {
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    color: white; border: none; padding: 15px 30px; border-radius: 30px; font-size: 1.1rem; font-weight: 600; cursor: pointer; width: 100%; transition: transform 0.3s, box-shadow 0.3s; margin-top: 20px;
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(77, 150, 255, 0.4); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

.btn-back { background: transparent; border: 1px solid var(--text); color: var(--text); padding: 10px 20px; border-radius: 20px; cursor: pointer; margin-bottom: 20px; transition: 0.3s; font-size: 0.95rem; }
.btn-back:hover { background: rgba(255,255,255,0.1); }
.btn-back.full-width { width: 100%; margin-top: 12px; }

.btn-link { background: none; border: none; color: var(--text); opacity: 0.75; text-decoration: underline; cursor: pointer; font-size: 0.85rem; padding: 6px; }
.btn-link:hover { opacity: 1; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin-top: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 20px; }
.card { background: rgba(0,0,0,0.3); border: 1px solid var(--glass-border); border-radius: 15px; padding: 20px 10px; text-align: center; cursor: pointer; transition: 0.3s; }
.card:hover, .card.selected { border-color: var(--primary); background: rgba(77, 150, 255, 0.1); transform: scale(1.03); }
.card i { font-size: 2.2rem; margin-bottom: 10px; display: block; }
.card.ig:hover i, .card.ig.selected i { color: #E1306C; }
.card.fb:hover i, .card.fb.selected i { color: #1877F2; }

.hint { opacity: 0.75; font-size: 0.85rem; margin-top: 8px; }

.input-group { margin-top: 20px; }
.input-group input { width: 100%; padding: 15px; border-radius: 10px; border: 1px solid var(--glass-border); background: rgba(0,0,0,0.5); color: white; font-size: 1rem; outline: none; transition: 0.3s; }
.input-group input:focus { border-color: var(--primary); }

.field-error { color: var(--danger); background: rgba(255, 107, 107, 0.12); border: 1px solid rgba(255,107,107,0.4); padding: 10px 12px; border-radius: 10px; margin-top: 12px; font-size: 0.85rem; }
.field-warning { color: var(--warning); background: rgba(255, 184, 77, 0.12); border: 1px solid rgba(255,184,77,0.4); padding: 10px 12px; border-radius: 10px; margin-top: 12px; font-size: 0.85rem; }

/* Preview embebido */
.preview-slot:empty { display: none; }
.preview-slot-compact { margin-bottom: 10px; }
.preview-container:empty { display: none; }
.embed-frame { margin-top: 18px; border-radius: 14px; overflow: hidden; background: rgba(0,0,0,0.35); border: 1px solid var(--glass-border); min-height: 120px; position: relative; display: flex; justify-content: center; align-items: center; }
.embed-iframe { width: 100%; min-height: 420px; border: none; display: block; transition: opacity 0.3s; background: #fff; }
.fb-embed { min-height: 200px; }
.fb-embed iframe { width: 100% !important; }
.embed-skeleton { position: absolute; inset: 0; display: flex; flex-direction: column; gap: 10px; align-items: center; justify-content: center; color: rgba(255,255,255,0.7); font-size: 0.85rem; padding: 20px; text-align: center; }
.embed-skeleton i { font-size: 1.6rem; color: var(--primary); }

.verify-card { padding: 26px 20px; text-align: center; width: 100%; }
.verify-icon { font-size: 2.4rem; color: var(--primary); margin-bottom: 10px; }
.verify-handle { font-weight: 700; font-size: 1.1rem; word-break: break-word; }
.verify-message { opacity: 0.75; font-size: 0.85rem; margin-top: 8px; }
.verify-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 14px; color: var(--primary); text-decoration: none; font-weight: 600; border: 1px solid var(--primary); padding: 8px 16px; border-radius: 20px; transition: 0.3s; }
.verify-link:hover { background: rgba(77,150,255,0.15); }

/* Paquetes */
.package-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; max-height: 400px; overflow-y: auto; padding-right: 5px; margin-top: 15px; }
.package-card { background: rgba(0,0,0,0.4); border: 1px solid var(--glass-border); padding: 15px; border-radius: 10px; cursor: pointer; text-align: center; transition: 0.2s; }
.package-card:hover { border-color: var(--primary); background: rgba(77, 150, 255, 0.2); }
.package-qty { font-size: 1.2rem; font-weight: 800; }
.package-service { font-size: 0.75rem; text-transform: uppercase; opacity: 0.75; margin-top: 2px; }
.package-price { color: var(--success); font-weight: 600; margin-top: 5px; }
.package-premium { border-color: var(--secondary); background: linear-gradient(45deg, rgba(157, 78, 221, 0.1), transparent); position: relative; overflow: hidden; }
.package-premium::before { content: 'Premium'; position: absolute; top: 5px; right: -25px; background: var(--secondary); font-size: 0.6rem; padding: 2px 25px; transform: rotate(45deg); }

/* Ticket */
.ticket { background: #fff; color: #000; border-radius: 10px; padding: 20px; margin: 18px 0; position: relative; }
.ticket::before, .ticket::after { content: ''; position: absolute; width: 20px; height: 20px; background: var(--dark-bg); border-radius: 50%; top: 50%; transform: translateY(-50%); }
.ticket::before { left: -10px; } .ticket::after { right: -10px; }
.ticket-header { border-bottom: 2px dashed #ccc; padding-bottom: 10px; margin-bottom: 15px; text-align: center; font-weight: 800; }
.ticket-row { display: flex; justify-content: space-between; margin-bottom: 12px; font-size: 0.9rem; gap: 12px; }
.ticket-row span:first-child { opacity: 0.65; }
.ticket-row strong { text-align: right; word-break: break-word; }
.ticket-total-row { border-top: 2px dashed rgba(255,255,255,0.3); padding-top: 12px; margin-top: 6px; font-size: 1.2rem; font-weight: 800; text-align: right; }

.build-row { opacity: 0; transform: translateY(10px); animation: rowIn 0.4s ease forwards; }
.build-row-static { opacity: 1; transform: none; animation: none; }
@keyframes rowIn { to { opacity: 1; transform: translateY(0); } }

.ticket-image-wrap { display: flex; justify-content: center; margin-bottom: 10px; overflow-x: auto; }
.ticket-image-wrap canvas { max-width: 100%; height: auto; border-radius: 16px; box-shadow: 0 8px 24px rgba(0,0,0,0.35); }

.btn-whatsapp { background: var(--success); }
.btn-whatsapp:hover { box-shadow: 0 10px 20px rgba(37, 211, 102, 0.4); transform: translateY(-3px); }

.fine-print { font-size: 0.78rem; text-align: center; opacity: 0.7; margin-top: 12px; }
.secondary-actions { display: flex; justify-content: center; gap: 18px; margin-top: 10px; flex-wrap: wrap; }

/* Carrito */
.cart-list { display: flex; flex-direction: column; gap: 12px; margin-top: 16px; max-height: 50vh; overflow-y: auto; padding-right: 4px; }
.cart-line { display: flex; align-items: center; gap: 12px; background: rgba(0,0,0,0.35); border: 1px solid var(--glass-border); border-radius: 12px; padding: 10px; }
.cart-line-thumb { width: 56px; height: 30px; object-fit: cover; object-position: top; border-radius: 6px; flex-shrink: 0; background: #fff; }
.cart-line-info { flex: 1; display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.cart-line-info strong { font-size: 0.9rem; }
.cart-line-target { font-size: 0.78rem; opacity: 0.7; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cart-line-meta { font-size: 0.8rem; color: var(--success); font-weight: 600; }
.cart-line-remove { background: rgba(255,107,107,0.15); border: 1px solid rgba(255,107,107,0.4); color: var(--danger); width: 36px; height: 36px; border-radius: 50%; cursor: pointer; flex-shrink: 0; }
.cart-line-remove:hover { background: rgba(255,107,107,0.3); }

/* Modal */
.modal { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.8); z-index: 100; justify-content: center; align-items: center; }
.modal.open { display: flex; }
.modal-content { background: var(--dark-bg); padding: 30px; border-radius: 20px; border: 1px solid var(--primary); text-align: center; max-width: 400px; width: 90%; }

.trust-badges { display: flex; justify-content: space-around; margin-top: 30px; font-size: 0.8rem; opacity: 0.7; }
.trust-badges div { text-align: center; }
.trust-badges i { display: block; font-size: 1.5rem; margin-bottom: 5px; color: var(--primary); }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 10px; }

@media (max-width: 480px) {
    .app-container { padding: 20px 16px; }
    .grid-3 { grid-template-columns: 1fr 1fr; }
}