/* ===============================================
   Certificates Section Styles
   =============================================== */

#certificates {
    padding: var(--section-space-y) 30px;
    position: relative;
    overflow: hidden;
    isolation: isolate;
    background:
        radial-gradient(circle at 16% 14%, rgba(255, 128, 64, 0.22), transparent 36%),
        radial-gradient(circle at 92% 4%, rgba(69, 126, 255, 0.3), transparent 36%),
        radial-gradient(circle at 10% 90%, rgba(0, 70, 255, 0.2), transparent 42%),
        linear-gradient(160deg, #040a38 0%, #0a1771 44%, #0e2596 100%);
}

#certificates::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(to right, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
    background-size: 36px 36px;
    mask-image: radial-gradient(circle at 50% 40%, rgba(0, 0, 0, 0.86), transparent 80%);
    opacity: 0.34;
}

#certificates::after {
    content: "";
    position: absolute;
    inset: auto -140px -160px auto;
    width: 380px;
    height: 380px;
    border-radius: 50%;
    pointer-events: none;
    background: radial-gradient(circle, rgba(255, 128, 64, 0.28), transparent 72%);
    z-index: 0;
}

.certificates-wrapper {
    max-width: var(--content-max);
    margin: 0 auto;
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
    gap: 24px;
    align-items: start;
}

.certificates-header {
    max-width: 100%;
    margin-bottom: clamp(30px, 5vw, 46px);
    grid-column: 1;
}

.certificates-header h2 {
    margin: 10px 0 12px 0;
    font-size: clamp(24px, 3vw, 38px);
    line-height: 1.22;
    color: #f7fbff;
    font-family: 'Press Start 2P', sans-serif;
    letter-spacing: 0.38px;
    text-shadow: 0 10px 30px rgba(2, 10, 44, 0.48);
}

.certificates-header p {
    margin: 0;
    font-size: 18px;
    line-height: 1.6;
    color: rgba(236, 244, 255, 0.92);
    max-width: 64ch;
}

.certificates-summary {
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.formation-spotlight {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: stretch;
    background:
        linear-gradient(155deg, rgba(4, 13, 68, 0.88), rgba(9, 27, 112, 0.82));
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 24px;
    padding: 24px;
    color: #f5f8ff;
    box-shadow: 0 28px 62px rgba(1, 8, 41, 0.46);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(8px);
}

.formation-spotlight::before {
    content: "";
    position: absolute;
    width: 180px;
    height: 180px;
    right: -90px;
    top: -94px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 128, 64, 0.6), transparent 70%);
}

.formation-spotlight::after {
    content: "";
    position: absolute;
    inset: auto 16px 16px auto;
    width: 90px;
    height: 90px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.02));
}

.formation-kicker {
    margin: 0 0 10px 0;
    display: inline-flex;
    padding: 7px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.24);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.44px;
    font-weight: 800;
}

.formation-spotlight h3 {
    margin: 0;
    font-size: clamp(22px, 2.2vw, 28px);
    line-height: 1.34;
    color: var(--color4);
}

.formation-spotlight p {
    margin: 10px 0 0 0;
    color: rgba(245, 248, 255, 0.9);
    line-height: 1.6;
}

.formation-list {
    list-style: none;
    margin: 18px 0 0 0;
    padding: 0;
    display: grid;
    gap: 10px;
}

.formation-list li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 14px;
    padding: 10px 11px;
    color: rgba(245, 248, 255, 0.96);
    font-size: 14px;
    line-height: 1.5;
}

.formation-list span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    border-radius: 9px;
    background: linear-gradient(145deg, rgba(255, 128, 64, 0.9), rgba(255, 160, 72, 0.75));
    color: #fff;
    font-weight: 900;
    font-size: 12px;
}

.summary-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 13px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #eff4ff;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.24px;
}

.summary-pill::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ffc79a;
    box-shadow: 0 0 0 5px rgba(255, 128, 64, 0.24);
}

.certificates-grid {
    grid-column: 1;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 22px;
}

.certificate-card {
    position: relative;
    background:
        linear-gradient(158deg, rgba(255, 255, 255, 0.17), rgba(255, 255, 255, 0.09) 66%, rgba(255, 255, 255, 0.05));
    border: 1px solid rgba(255, 255, 255, 0.26);
    border-radius: var(--card-radius);
    padding: 0;
    box-shadow: 0 22px 54px rgba(2, 10, 44, 0.36);
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-height: 388px;
    overflow: hidden;
    backdrop-filter: blur(10px);
    transition: transform var(--motion-medium) var(--ease-out-fluid), box-shadow var(--motion-normal) var(--ease-out-smooth), border-color var(--motion-normal) var(--ease-out-snappy), background var(--motion-normal) var(--ease-out-smooth), filter var(--motion-normal) var(--ease-out-smooth);
    will-change: transform;
}

.certificate-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.16), transparent 45%, rgba(255, 128, 64, 0.22));
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--motion-normal) var(--ease-out-smooth);
}

.certificate-card::after {
    content: "";
    position: absolute;
    width: 180px;
    height: 180px;
    right: -90px;
    bottom: -90px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 128, 64, 0.24), transparent 70%);
    pointer-events: none;
}

.certificate-card:hover {
    transform: translateY(-9px) scale(1.01);
    border-color: rgba(255, 128, 64, 0.52);
    box-shadow: 0 32px 70px rgba(1, 8, 42, 0.54);
    background: linear-gradient(158deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.14) 66%, rgba(255, 255, 255, 0.08));
    filter: saturate(1.08);
}

.certificate-card:hover::before {
    opacity: 1;
}

.certificate-strip {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    padding: 11px 16px;
    background: linear-gradient(135deg, rgba(16, 44, 180, 0.98), rgba(6, 26, 122, 0.95));
    color: #f6f9ff;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.35px;
    text-transform: uppercase;
    transition: transform var(--motion-normal) var(--ease-out-fluid), background var(--motion-normal) var(--ease-out-smooth);
}

.certificate-strip span:last-child {
    color: var(--color4);
}

.certificate-card:nth-child(2) .certificate-strip {
    background: linear-gradient(135deg, rgba(255, 128, 64, 0.98), rgba(232, 92, 36, 0.92));
}

.certificate-card:nth-child(3) .certificate-strip {
    background: linear-gradient(135deg, rgba(26, 34, 54, 0.96), rgba(51, 65, 98, 0.96));
}

.certificate-card:nth-child(1) {
    background:
        linear-gradient(158deg, rgba(92, 140, 255, 0.22), rgba(255, 255, 255, 0.11) 54%, rgba(255, 255, 255, 0.07));
}

.certificate-card:nth-child(2) {
    background:
        linear-gradient(158deg, rgba(255, 161, 88, 0.24), rgba(255, 255, 255, 0.12) 56%, rgba(255, 255, 255, 0.06));
}

.certificate-card:nth-child(3) {
    background:
        linear-gradient(158deg, rgba(72, 94, 145, 0.26), rgba(255, 255, 255, 0.11) 56%, rgba(255, 255, 255, 0.06));
}

.certificate-card:nth-child(1)::after {
    background: radial-gradient(circle, rgba(78, 145, 255, 0.34), transparent 72%);
}

.certificate-card:nth-child(2)::after {
    background: radial-gradient(circle, rgba(255, 146, 70, 0.34), transparent 72%);
}

.certificate-card:nth-child(3)::after {
    background: radial-gradient(circle, rgba(132, 149, 187, 0.33), transparent 72%);
}

.certificate-top {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    position: relative;
    z-index: 1;
    padding: 20px 20px 0 20px;
    transition: transform var(--motion-normal) var(--ease-out-fluid);
}

.certificate-badge {
    width: 62px;
    height: 62px;
    border-radius: 14px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.26), rgba(255, 255, 255, 0.08));
    border: 1px solid rgba(255, 255, 255, 0.28);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform var(--motion-fast) var(--ease-bounce-soft), box-shadow var(--motion-fast), border-color var(--motion-fast);
}

.certificate-card:hover .certificate-badge {
    transform: rotate(-4deg) scale(1.06);
    border-color: rgba(255, 128, 64, 0.5);
    box-shadow: 0 14px 28px rgba(1, 16, 90, 0.44);
}

.certificate-card:nth-child(1) .certificate-badge {
    box-shadow: inset 0 0 0 1px rgba(126, 168, 255, 0.25);
}

.certificate-card:nth-child(2) .certificate-badge {
    box-shadow: inset 0 0 0 1px rgba(255, 174, 118, 0.25);
}

.certificate-card:nth-child(3) .certificate-badge {
    box-shadow: inset 0 0 0 1px rgba(162, 178, 214, 0.24);
}

.certificate-badge img {
    width: 38px;
    height: 38px;
    object-fit: contain;
}

.certificate-meta {
    min-width: 0;
}

.certificate-platform {
    display: inline-flex;
    align-items: center;
    margin-bottom: 6px;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.22);
    font-size: 12px;
    font-weight: 700;
    color: rgba(242, 247, 255, 0.95);
    letter-spacing: 0.2px;
    text-transform: uppercase;
}

.certificate-meta h3 {
    margin: 0;
    color: #ffffff;
    font-size: 20px;
    line-height: 1.4;
}

.certificate-desc {
    margin: 0;
    padding: 0 20px;
    color: rgba(236, 244, 255, 0.9);
    line-height: 1.55;
    font-size: 16px;
    position: relative;
    z-index: 1;
    transition: transform var(--motion-normal) var(--ease-out-fluid), opacity var(--motion-normal) var(--ease-out-smooth);
}

.certificate-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    position: relative;
    z-index: 1;
    padding: 0 20px;
    transition: transform var(--motion-normal) var(--ease-out-fluid);
}

.certificate-tags .tag {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #f5f9ff;
    font-size: 12px;
}

.certificate-card:nth-child(1) .certificate-tags .tag {
    background: rgba(73, 125, 255, 0.24);
    border-color: rgba(151, 188, 255, 0.34);
}

.certificate-card:nth-child(2) .certificate-tags .tag {
    background: rgba(255, 150, 84, 0.24);
    border-color: rgba(255, 202, 168, 0.36);
}

.certificate-card:nth-child(3) .certificate-tags .tag {
    background: rgba(111, 130, 174, 0.24);
    border-color: rgba(182, 197, 231, 0.35);
}

.certificate-footer {
    margin-top: auto;
    padding: 2px 20px 0 20px;
    display: flex;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
    transition: transform var(--motion-normal) var(--ease-out-fluid);
}

.certificate-date,
.certificate-code {
    font-size: 12px;
    font-weight: 700;
    color: rgba(246, 250, 255, 0.96);
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.24);
    padding: 6px 10px;
    border-radius: 999px;
}

.certificate-actions {
    padding: 2px 20px 20px 20px;
    position: relative;
    z-index: 1;
    transition: transform var(--motion-normal) var(--ease-out-fluid);
}

.certificate-card:hover .certificate-strip {
    transform: translateY(-1px);
    background: linear-gradient(135deg, rgba(0, 70, 255, 0.98), rgba(0, 27, 183, 0.95));
}

.certificate-card:nth-child(2):hover .certificate-strip {
    background: linear-gradient(135deg, rgba(255, 128, 64, 0.98), rgba(227, 83, 25, 0.94));
}

.certificate-card:nth-child(3):hover .certificate-strip {
    background: linear-gradient(135deg, rgba(34, 44, 70, 0.98), rgba(60, 76, 112, 0.96));
}

.certificate-card:hover .certificate-top,
.certificate-card:hover .certificate-desc,
.certificate-card:hover .certificate-tags,
.certificate-card:hover .certificate-footer,
.certificate-card:hover .certificate-actions {
    transform: translateY(-2px);
}

.certificate-actions .btn-primary {
    width: 100%;
    box-shadow: 0 16px 32px rgba(255, 128, 64, 0.34);
}

.certificate-actions .btn-primary:hover {
    box-shadow: 0 20px 38px rgba(255, 128, 64, 0.48);
}

.certificate-card:nth-child(1) .certificate-actions .btn-primary {
    background: linear-gradient(135deg, #366cff, #2652d8);
    box-shadow: 0 16px 32px rgba(38, 82, 216, 0.42);
}

.certificate-card:nth-child(1) .certificate-actions .btn-primary:hover {
    box-shadow: 0 20px 38px rgba(38, 82, 216, 0.52);
}

.certificate-card:nth-child(2) .certificate-actions .btn-primary {
    background: linear-gradient(135deg, #ff8c49, #e76a2d);
}

.certificate-card:nth-child(3) .certificate-actions .btn-primary {
    background: linear-gradient(135deg, #465a8a, #334469);
    box-shadow: 0 16px 32px rgba(51, 68, 105, 0.44);
}

.certificate-card:nth-child(3) .certificate-actions .btn-primary:hover {
    box-shadow: 0 20px 38px rgba(51, 68, 105, 0.55);
}

@media (max-width: 1060px) {
    .certificates-wrapper {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .formation-spotlight {
        grid-column: 1;
        grid-row: auto;
    }
}

@media (max-width: 880px) {
    .certificates-grid {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    }
}

@media (max-width: 640px) {
    #certificates {
        padding: var(--section-space-y-mobile) 20px;
    }

    #certificates::after {
        width: 260px;
        height: 260px;
        right: -110px;
        bottom: -120px;
    }

    .certificates-header p {
        font-size: 16px;
    }

    .certificates-summary {
        gap: 8px;
    }

    .summary-pill {
        font-size: 12px;
        padding: 7px 10px;
    }

    .certificate-card {
        min-height: 0;
    }

    .certificate-strip {
        padding: 10px 14px;
        font-size: 11px;
    }

    .certificate-top,
    .certificate-desc,
    .certificate-tags,
    .certificate-footer,
    .certificate-actions {
        padding-left: 16px;
        padding-right: 16px;
    }

    .certificate-meta h3 {
        font-size: 18px;
    }

    .certificate-actions {
        padding-bottom: 16px;
    }
}