:root {
    /* --cp-primary: #e8340c; */
    --cp-primary: #e40c5b;
    /* --cp-primary-dark: #c42a0a; */
    --cp-primary-dark: #e40c5b;
    --cp-accent: #ff6b35;
    --cp-bg: #f4f6f9;
    --cp-card-bg: #ffffff;
    --cp-text: #1e293b;
    --cp-text-muted: #64748b;
    --cp-border: #e2e8f0;
    --cp-gradient: linear-gradient(135deg, #e40c5b, #ff6b35);
}

/* ── Base ── */
body.checkpoint-body {
    background-color: var(--cp-bg);
    color: var(--cp-text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    margin: 0;
}

/* ── Background ── */
.particles-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(ellipse at 20% 0%, rgba(232, 52, 12, 0.06), transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(255, 107, 53, 0.04), transparent 50%);
    background-color: var(--cp-bg);
}

.particles-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0,0,0,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,0,0.02) 1px, transparent 1px);
    background-size: 50px 50px;
}

/* ── Header ── */
.checkpoint-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 3px solid var(--cp-primary);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 15px rgba(0,0,0,0.06);
}

.brand-logo {
    height: 44px;
    object-fit: contain;
}

/* ── Main ── */
.checkpoint-main {
    flex-grow: 1;
    padding: 2rem 0;
}

/* ── Card ── */
.checkpoint-card {
    background: var(--cp-card-bg);
    border: 1px solid var(--cp-border);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 24px rgba(0,0,0,0.06);
    position: relative;
    overflow: hidden;
}

.checkpoint-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--cp-gradient);
}

/* ── Hero section (Index) ── */
.cp-hero-title {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: clamp(1.4rem, 4vw, 2.2rem);
    color: var(--cp-text);
    line-height: 1.3;
}

.cp-hero-title .accent {
    color: var(--cp-primary);
}

.cp-step-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.cp-step-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--cp-text-muted);
    margin-top: 6px;
}

/* ── Form ── */
.cp-form-title {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--cp-text);
    letter-spacing: 1px;
}

.checkpoint-card .form-label {
    color: var(--cp-text);
    font-weight: 600;
    font-size: 0.88rem;
    margin-bottom: 5px;
}

.checkpoint-card .form-control {
    background-color: #f8fafc;
    border: 1.5px solid var(--cp-border);
    color: var(--cp-text);
    padding: 0.7rem 1rem;
    border-radius: 8px;
    font-size: 0.95rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.checkpoint-card .form-control:focus {
    background-color: #fff;
    border-color: var(--cp-primary);
    box-shadow: 0 0 0 3px rgba(232, 52, 12, 0.1);
    outline: none;
}

.checkpoint-card .form-control::placeholder {
    color: #94a3b8;
}

/* ── Buttons ── */
.btn-cp {
    background: var(--cp-gradient);
    color: #fff;
    border: 2px solid var(--cp-primary-dark);
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 0.85rem 1.5rem;
    border-radius: 10px;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 14px rgba(232, 52, 12, 0.25);
}

.btn-cp:hover, .btn-cp:focus {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232, 52, 12, 0.35);
    color: #fff;
}

.btn-cyber {
    background: var(--cp-gradient);
    color: #fff;
    border: 2px solid var(--cp-primary-dark);
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 0.8rem 1.5rem;
    border-radius: 10px;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 14px rgba(232, 52, 12, 0.25);
}

.btn-cyber:hover, .btn-cyber:focus {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232, 52, 12, 0.35);
    color: #fff;
}

/* ── Success page ── */
.cp-success-icon {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: linear-gradient(135deg, #dcfce7, #bbf7d0);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.cp-success-icon i {
    font-size: 2.5rem;
    color: #16a34a;
}

.cp-terminal {
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 1rem 1.25rem;
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 0.8rem;
    color: #16a34a;
    font-weight: 600;
    line-height: 1.8;
}

/* ── Records table ── */
.cp-table-card {
    background: #fff;
    border: 1px solid var(--cp-border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.cp-table-card .table {
    margin: 0;
}

.cp-table-card .table thead {
    background: #0f172a;
}

.cp-table-card .table thead th {
    color: #fff;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.82rem;
    letter-spacing: 0.5px;
    padding: 12px 16px;
    border: none;
    white-space: nowrap;
}

.cp-table-card .table tbody td {
    padding: 10px 16px;
    font-size: 0.9rem;
    border-bottom: 1px solid #f1f5f9;
    vertical-align: middle;
}

.cp-table-card .table tbody tr:hover {
    background-color: #fef2f2;
}

.cp-table-card .table tbody tr:last-child td {
    border-bottom: none;
}

/* ── Footer ── */
.checkpoint-footer {
    padding: 1rem 0;
    border-top: 1px solid var(--cp-border);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(5px);
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .checkpoint-main {
        padding: 1rem 0;
    }

    .checkpoint-card {
        padding: 1.5rem 1.25rem;
        border-radius: 12px;
    }

    .cp-hero-title {
        font-size: 1.3rem;
    }

    .cp-step-icon {
        width: 48px;
        height: 48px;
        font-size: 1.1rem;
    }

    .cp-table-card .table thead th,
    .cp-table-card .table tbody td {
        padding: 8px 10px;
        font-size: 0.8rem;
    }
}

@media (max-width: 576px) {
    .checkpoint-header .container {
        padding: 0 12px;
    }

    .brand-logo {
        height: 36px;
    }

    .checkpoint-card {
        padding: 1.25rem 1rem;
    }
}