:root {
    --bg: linear-gradient(180deg, #0b0b0d, #111827);
    --card-bg: rgba(17, 24, 39, 0.85);
    --border: rgba(255, 115, 0, 0.3);
    --primary: #ff7300;
    --gold: #f59e0b;
    --text: #ffffff;
    --text-dim: #9ca3af;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background: var(--bg);
    color: var(--text);
    padding-bottom: 60px;
}

/* Container */
.container {
    padding: 0 20px;
    max-width: 600px;
    margin: 0 auto;
}

/* Header */
.header {
    height: 70px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border);
    margin-bottom: 30px;
}

.logo-main {
    font-weight: 900;
    font-size: 22px;
    letter-spacing: 1px;
}

.logo-sub {
    color: var(--primary);
}

.btn-back {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 14px;
}

/* Title */
.page-title {
    font-size: 26px;
    margin-bottom: 8px;
    background: linear-gradient(90deg, #ff7300, #f59e0b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.page-subtitle {
    color: var(--text-dim);
    font-size: 14px;
    margin-bottom: 25px;
}

/* ===================== */
/* GOLD PACKAGE GRID */
/* ===================== */

.uc-packages {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 30px;
}

.uc-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 22px;
    text-align: center;
    cursor: pointer;
    transition: 0.3s ease;
    position: relative;
    backdrop-filter: blur(8px);
    overflow: hidden;
}

/* Tactical shine */
.uc-card::before {
    content: "";
    position: absolute;
    top: -120%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(120deg, transparent, rgba(255, 115, 0, 0.15), transparent);
    transform: rotate(25deg);
    transition: 0.6s;
}

.uc-card:hover::before {
    top: 120%;
}

/* Hover effect */
.uc-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: 0 0 25px rgba(255, 115, 0, 0.5);
}

/* Active */
.uc-card.active {
    border: 2px solid var(--gold);
    box-shadow: 0 0 25px rgba(245, 158, 11, 0.6);
}

/* Badge */
.uc-card .badge {
    position: absolute;
    top: -8px;
    right: 10px;
    background: var(--gold);
    color: #000;
    font-size: 10px;
    font-weight: 900;
    padding: 3px 8px;
    border-radius: 6px;
}

/* Icon */
.uc-card img {
    width: 65px;
    height: 65px;
    object-fit: contain;
    margin-bottom: 12px;
    filter: drop-shadow(0 0 10px rgba(255, 115, 0, 0.5));
}

/* Gold amount */
.uc-card h3 {
    font-size: 18px;
    margin-bottom: 6px;
}

/* Price */
.uc-card p {
    color: var(--gold);
    font-weight: 800;
    font-size: 15px;
}

/* ===================== */
/* ORDER SUMMARY */
/* ===================== */

.order-summary {
    background: rgba(17, 24, 39, 0.9);
    border: 1px solid var(--primary);
    border-radius: 14px;
    padding: 18px;
    margin-bottom: 25px;
}

.sum-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 6px;
    font-size: 14px;
}

.val {
    font-weight: 800;
    color: var(--gold);
}

/* ===================== */
/* BUTTON */
/* ===================== */

.btn-primary-lg {
    width: 100%;
    background: linear-gradient(90deg, #ff7300, #ea580c);
    color: #000;
    border: none;
    padding: 18px;
    border-radius: 14px;
    font-weight: 900;
    font-size: 16px;
    cursor: pointer;
    transition: 0.3s;
    box-shadow: 0 0 20px rgba(255, 115, 0, 0.5);
}

.btn-primary-lg:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(255, 115, 0, 0.8);
}

.btn-primary-lg:disabled {
    background: #1f2937;
    color: #475569;
    box-shadow: none;
    cursor: not-allowed;
}

/* Note */
.note {
    text-align: center;
    color: var(--text-dim);
    font-size: 12px;
    margin-top: 15px;
}