/* ===== Grade Model Page — dark theme ===== */

.gm-intro {
    text-align: center;
    margin-bottom: 20px;
}

.gm-intro h3 {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}

.gm-intro p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.5;
    margin: 0;
}

.gm-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.gm-card {
    background: #0f1430;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-left: 5px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.gm-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
}

.gm-card.gold     { border-left-color: #ffd700; }
.gm-card.silver   { border-left-color: #c0c0c0; }
.gm-card.premium  { border-left-color: #ff4d4d; }

.gm-card-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 16px;
    background: linear-gradient(180deg, #050816 0%, #0f1430 100%);
}

.gm-level {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.3px;
}

.gm-range {
    font-size: 13px;
    font-weight: 600;
    color: #ec4899;
    background: rgba(236, 72, 153, 0.08);
    padding: 4px 10px;
    border-radius: 12px;
    border: 1px solid rgba(236, 72, 153, 0.2);
}

.gm-image-wrap {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #050816;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.gm-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.gm-card-foot {
    padding: 12px 16px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.gm-tag {
    font-size: 12px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
    background: rgba(255, 255, 255, 0.05);
    padding: 4px 12px;
    border-radius: 12px;
}

.gm-card.gold .gm-tag     { color: #ffd700; background: rgba(255, 215, 0, 0.08); }
.gm-card.silver .gm-tag   { color: #e0e0e0; background: rgba(192, 192, 192, 0.08); }
.gm-card.premium .gm-tag  { color: #ff8080; background: rgba(255, 77, 77, 0.08); }

.gm-note-box {
    background: #0f1430;
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 18px 16px;
    text-align: center;
    margin-bottom: 24px;
}

.gm-note-box p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.65);
    margin: 0 0 12px;
}

.gm-contact-btn {
    padding: 10px 24px;
    background: linear-gradient(90deg, #0b3b85, #1e40af);
    color: #fff;
    border: none;
    border-radius: 24px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    font-family: 'Poppins', sans-serif;
    transition: filter 0.2s, transform 0.2s;
}

.gm-contact-btn:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.gm-contact-btn:active {
    transform: translateY(0);
}

/* ===== Responsive ===== */
@media (min-width: 768px) {
    .gm-intro h3 { font-size: 20px; }
    .gm-intro p { font-size: 14px; }
    .gm-card-head { padding: 16px 20px; }
    .gm-card-foot { padding: 14px 20px; }
    .gm-list {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 18px;
    }
}

@media (min-width: 1024px) {
    .gm-image-wrap { aspect-ratio: 4 / 3; }
}