/* =========================================================
   Certification pages - Towa AI Academy
========================================================= */

.certification-page {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 8% 8%, rgba(245, 158, 11, .18), transparent 30%),
        radial-gradient(circle at 92% 12%, rgba(99, 102, 241, .14), transparent 32%),
        radial-gradient(circle at 45% 88%, rgba(236, 72, 153, .10), transparent 34%),
        linear-gradient(135deg, #fffaf0 0%, #f8f7ff 44%, #fff7fb 100%);
    color: #0f172a;
}

.certification-page::before,
.certification-page::after {
    content: "";
    position: absolute;
    border-radius: 999px;
    pointer-events: none;
    z-index: 0;
}

.certification-page::before {
    width: 420px;
    height: 420px;
    top: 120px;
    right: -180px;
    background: rgba(245, 158, 11, .11);
    filter: blur(6px);
}

.certification-page::after {
    width: 340px;
    height: 340px;
    left: -160px;
    bottom: 280px;
    background: rgba(99, 102, 241, .10);
    filter: blur(8px);
}

.certification-flow-page {
    --cert-primary: #b45309;
    --cert-primary-dark: #92400e;
    --cert-accent: #f59e0b;
    --cert-indigo: #6366f1;
    --cert-text: #0f172a;
    --cert-muted: #64748b;
    --cert-line: rgba(15, 23, 42, .08);
}

.certification-flow-page .container {
    position: relative;
    z-index: 1;
}

.certification-flow-hero,
.certification-input-hero,
.certification-complete-hero {
    position: relative;
    overflow: hidden;
    padding: 5.5rem 0;
    background:
        radial-gradient(circle at 8% 8%, rgba(245, 158, 11, .20), transparent 30%),
        radial-gradient(circle at 92% 12%, rgba(99, 102, 241, .15), transparent 32%),
        linear-gradient(135deg, #fff8e7 0%, #f8f7ff 46%, #fff7fb 100%);
}

.certification-flow-eyebrow,
.certification-flow-kicker {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    color: #b45309;
    background: rgba(255, 255, 255, .78);
    border: 1px solid rgba(180, 83, 9, .16);
    border-radius: 999px;
    padding: .48rem .9rem;
    font-size: .78rem;
    font-weight: 900;
    letter-spacing: .08em;
    text-transform: uppercase;
    box-shadow: 0 12px 28px rgba(15, 23, 42, .06);
}

.certification-flow-title,
.certification-flow-heading h1 {
    margin: 1.25rem auto 0;
    max-width: 980px;
    color: #0f172a;
    font-size: clamp(2rem, 4.5vw, 4rem);
    line-height: 1.12;
    letter-spacing: -.045em;
    font-weight: 900;
}

.certification-flow-lead,
.certification-flow-heading p {
    max-width: 820px;
    margin: 1.2rem auto 0;
    color: #64748b;
    font-size: 1.05rem;
    line-height: 1.9;
}

.certification-flow-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .9rem;
    margin-top: 2rem;
}

.certification-btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
    border: 0;
    color: #ffffff;
    background: linear-gradient(135deg, #b45309 0%, #f59e0b 100%);
    box-shadow: 0 14px 32px rgba(180, 83, 9, .24);
    font-weight: 800;
    border-radius: 999px;
    padding: .85rem 1.35rem;
    transition: transform .2s ease, box-shadow .2s ease;
}

.certification-btn-primary:hover {
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 18px 40px rgba(180, 83, 9, .30);
}

.certification-btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
    color: #b45309;
    background: #ffffff;
    border: 1px solid rgba(180, 83, 9, .22);
    font-weight: 800;
    border-radius: 999px;
    padding: .85rem 1.35rem;
    transition: transform .2s ease, border-color .2s ease, background .2s ease;
}

.certification-btn-outline:hover {
    color: #92400e;
    background: rgba(245, 158, 11, .07);
    border-color: rgba(180, 83, 9, .36);
    transform: translateY(-2px);
}

.certification-flow-section {
    padding: 5rem 0;
    background: rgba(255, 255, 255, .76);
}

.certification-flow-soft {
    background:
        radial-gradient(circle at 15% 12%, rgba(245, 158, 11, .13), transparent 30%),
        radial-gradient(circle at 88% 78%, rgba(99, 102, 241, .11), transparent 32%),
        linear-gradient(135deg, rgba(255, 255, 255, .78), rgba(255, 247, 237, .82));
}

.certification-flow-heading {
    margin-bottom: 2.5rem;
}

.certification-flow-heading h2 {
    margin-top: 1rem;
    color: #0f172a;
    font-size: clamp(1.75rem, 3.2vw, 3rem);
    line-height: 1.22;
    letter-spacing: -.04em;
    font-weight: 900;
}

.certification-flow-card,
.certification-summary-card,
.certification-support-panel,
.certification-complete-card {
    border: 1px solid rgba(15, 23, 42, .08);
    background: rgba(255, 255, 255, .94);
    border-radius: 1.7rem;
    box-shadow: 0 18px 45px rgba(15, 23, 42, .08);
}

.certification-flow-card {
    padding: 1.5rem;
}

.certification-step-title {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.35rem;
}

.certification-step-title > span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 50px;
    height: 34px;
    padding: 0 .7rem;
    border-radius: 999px;
    color: #b45309;
    background: rgba(245, 158, 11, .10);
    font-size: .78rem;
    font-weight: 900;
}

.certification-step-title h2,
.certification-step-title h3 {
    margin: 0;
    color: #0f172a;
    font-weight: 900;
    letter-spacing: -.02em;
}

.certification-step-title p {
    margin: .35rem 0 0;
    color: #64748b;
    line-height: 1.75;
}

.certification-category-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 14px;
}

.certification-option {
    position: relative;
    display: block;
    min-height: auto;
    padding: 18px;
    border-radius: 1.35rem;
    border: 1px solid rgba(15, 23, 42, .10);
    background: #ffffff;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
}

.certification-option:hover,
.certification-option.is-active {
    border-color: rgba(180, 83, 9, .36);
    background:
        radial-gradient(circle at 82% 16%, rgba(245, 158, 11, .12), transparent 30%),
        #ffffff;
    box-shadow: 0 16px 36px rgba(180, 83, 9, .11);
    transform: translateY(-2px);
}

.certification-option input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.certification-option.is-active::after {
    content: "\F26A";
    font-family: "bootstrap-icons";
    position: absolute;
    top: 14px;
    right: 14px;
    width: 30px;
    height: 30px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    background: #b45309;
    font-size: .95rem;
    box-shadow: 0 10px 24px rgba(180, 83, 9, .24);
}

.certification-option-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.certification-option-icon {
    width: 44px;
    height: 44px;
    border-radius: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #b45309;
    background: rgba(245, 158, 11, .10);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.certification-option strong {
    display: block;
    color: #0f172a;
    font-size: 1.08rem;
    font-weight: 900;
    line-height: 1.2;
}

.certification-option small {
    display: block;
    color: #64748b;
    line-height: 1.6;
    font-weight: 700;
}

.certification-feature-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .9rem;
}

.certification-feature-option {
    position: relative;
    display: flex;
    gap: .85rem;
    align-items: flex-start;
    padding: 1rem;
    border: 1px solid rgba(15, 23, 42, .09);
    border-radius: 1.1rem;
    background: #ffffff;
    cursor: pointer;
    transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.certification-feature-option:hover {
    border-color: rgba(180, 83, 9, .30);
    box-shadow: 0 12px 28px rgba(180, 83, 9, .09);
    transform: translateY(-2px);
}

.certification-feature-option input {
    width: 20px;
    height: 20px;
    accent-color: #b45309;
    flex-shrink: 0;
    margin-top: .15rem;
}

.certification-feature-option strong {
    display: block;
    color: #0f172a;
    font-weight: 900;
    margin-bottom: .25rem;
}

.certification-feature-option small {
    display: block;
    color: #64748b;
    line-height: 1.55;
}

.certification-summary-card {
    padding: 1.4rem;
    position: sticky;
    top: 96px;
}

.certification-summary-card h3 {
    margin: 1rem 0;
    color: #0f172a;
    font-weight: 900;
}

.certification-summary-box {
    display: grid;
    gap: .8rem;
    margin-bottom: 1rem;
}

.certification-summary-box > div {
    padding: 1rem;
    border-radius: 1rem;
    background: #fff7ed;
    border: 1px solid rgba(180, 83, 9, .08);
}

.certification-summary-box small {
    display: block;
    color: #64748b;
    font-weight: 800;
    margin-bottom: .35rem;
}

.certification-summary-box strong {
    display: block;
    color: #0f172a;
    font-size: 1.15rem;
    font-weight: 900;
}

.certification-summary-box ul {
    padding-left: 1.1rem;
    margin: .35rem 0 0;
    color: #334155;
    line-height: 1.75;
}

.certification-summary-note {
    color: #64748b;
    line-height: 1.8;
    font-size: .94rem;
}

.certification-support-panel {
    padding: 1.45rem;
}

.certification-support-head {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
}

.certification-support-icon {
    width: 56px;
    height: 56px;
    border-radius: 1.15rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #b45309;
    background: rgba(245, 158, 11, .10);
    font-size: 1.55rem;
    flex-shrink: 0;
}

.certification-support-kicker {
    color: #b45309;
    font-size: .72rem;
    font-weight: 900;
    letter-spacing: .08em;
}

.certification-support-head h3 {
    margin: .15rem 0 0;
    color: #0f172a;
    font-weight: 900;
}

.certification-support-panel p {
    color: #64748b;
    line-height: 1.8;
    margin: 0;
}

.certification-sticky-summary {
    position: sticky;
    top: 96px;
}

.certification-back-link {
    display: inline-flex;
    align-items: center;
    gap: .25rem;
    color: #b45309;
    font-weight: 900;
    text-decoration: none;
}

.certification-back-link:hover {
    color: #92400e;
}

.certification-input-form {
    padding: 1.5rem;
}

.certification-form-label {
    display: block;
    margin-bottom: .45rem;
    color: #334155;
    font-weight: 900;
}

.certification-form-control {
    width: 100%;
    min-height: 48px;
    padding: .78rem .95rem;
    border-radius: .95rem;
    border: 1px solid rgba(15, 23, 42, .12);
    background: #ffffff;
    color: #0f172a;
    outline: none;
    transition: border-color .2s ease, box-shadow .2s ease;
}

.certification-form-control:focus {
    border-color: rgba(180, 83, 9, .45);
    box-shadow: 0 0 0 .22rem rgba(245, 158, 11, .13);
}

.certification-form-textarea {
    min-height: 120px;
    resize: vertical;
}

.certification-form-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid rgba(15, 23, 42, .08);
}

.certification-form-footer p {
    max-width: 480px;
    color: #64748b;
    line-height: 1.7;
    margin: 0;
    font-size: .94rem;
}

.certification-complete-hero {
    min-height: calc(100vh - 90px);
    display: flex;
    align-items: center;
}

.certification-complete-card {
    max-width: 860px;
    margin: 0 auto;
    padding: clamp(2rem, 5vw, 4rem);
    text-align: center;
}

.certification-complete-icon {
    width: 84px;
    height: 84px;
    margin: 0 auto 1.4rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    background: linear-gradient(135deg, #b45309 0%, #f59e0b 100%);
    font-size: 2.6rem;
    box-shadow: 0 20px 42px rgba(180, 83, 9, .25);
}

.certification-complete-card h1 {
    margin: 1rem 0;
    color: #0f172a;
    font-size: clamp(2rem, 4vw, 3.6rem);
    font-weight: 900;
    letter-spacing: -.045em;
}

.certification-complete-card p {
    max-width: 720px;
    margin: 0 auto;
    color: #64748b;
    line-height: 1.9;
    font-size: 1.02rem;
}

.certification-complete-flow {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: .9rem;
    margin: 2rem 0;
}

.certification-complete-flow div {
    padding: 1rem;
    border-radius: 1.1rem;
    background: #fff7ed;
    border: 1px solid rgba(180, 83, 9, .08);
}

.certification-complete-flow strong {
    display: block;
    color: #b45309;
    font-size: 1.1rem;
    font-weight: 900;
    margin-bottom: .25rem;
}

.certification-complete-flow span {
    color: #334155;
    font-weight: 800;
}

.certification-complete-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: .9rem;
}

@media (max-width: 1199.98px) {
    .certification-category-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 991.98px) {
    .certification-flow-hero,
    .certification-input-hero,
    .certification-complete-hero,
    .certification-flow-section {
        padding: 3.5rem 0;
    }

    .certification-summary-card,
    .certification-sticky-summary {
        position: static;
    }

    .certification-feature-grid {
        grid-template-columns: 1fr;
    }

    .certification-complete-flow {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 575.98px) {
    .certification-flow-title,
    .certification-flow-heading h1 {
        font-size: 2rem;
    }

    .certification-flow-card,
    .certification-summary-card,
    .certification-support-panel,
    .certification-complete-card {
        border-radius: 1.25rem;
        padding: 1.1rem;
    }

    .certification-category-grid {
        grid-template-columns: 1fr;
    }

    .certification-form-footer {
        align-items: stretch;
    }

    .certification-form-footer .btn,
    .certification-complete-actions .btn {
        width: 100%;
    }
}
/* =========================================================
   Certification AI diagnosis additions
   既存の背景色・背景グラデーションは変更していません。
========================================================= */

.certification-ai-diagnosis-section .certification-summary-card,
.certification-ai-diagnosis-section .certification-flow-card {
    backdrop-filter: blur(10px);
}

.certification-flow-page .certification-diagnosis-category-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .85rem;
}

    .certification-flow-page .certification-diagnosis-category-card-grid .certification-option {
        min-height: 132px;
        padding: 1rem;
    }

    .certification-flow-page .certification-diagnosis-category-card-grid .certification-option-head {
        gap: .75rem;
        margin-bottom: .65rem;
    }

    .certification-flow-page .certification-diagnosis-category-card-grid .certification-option-icon {
        width: 42px;
        height: 42px;
        font-size: 1.2rem;
    }

    .certification-flow-page .certification-diagnosis-category-card-grid .certification-option strong {
        font-size: 1.02rem;
    }

    .certification-flow-page .certification-diagnosis-category-card-grid .certification-option small {
        margin-top: .45rem;
        font-size: .82rem;
        line-height: 1.55;
    }

.certification-diagnosis-result-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .9rem;
}

.certification-diagnosis-result-box {
    padding: 1rem;
    border-radius: 1.1rem;
    background: #fff7ed;
    border: 1px solid rgba(180, 83, 9, .08);
}

    .certification-diagnosis-result-box small {
        display: block;
        color: #b45309;
        font-weight: 900;
        margin-bottom: .45rem;
    }

    .certification-diagnosis-result-box p {
        margin: 0;
        color: #334155;
        line-height: 1.75;
    }

.certification-ai-result-full {
    padding: 1.15rem;
    border-radius: 1.25rem;
    background: linear-gradient(135deg, #fff7ed 0%, #ffffff 100%);
    border: 1px solid rgba(180, 83, 9, .10);
}

    .certification-ai-result-full pre,
    .certification-complete-diagnosis pre {
        white-space: pre-wrap;
        word-break: break-word;
        margin: 0;
        color: #334155;
        font-family: inherit;
        line-height: 1.85;
    }

.certification-diagnosis-plan h3,
.certification-complete-diagnosis h3 {
    color: #0f172a;
    font-weight: 900;
    letter-spacing: -.02em;
}

.certification-diagnosis-flow-four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.certification-complete-diagnosis {
    max-width: 760px;
    margin-left: auto;
    margin-right: auto;
    padding: 1.25rem;
    text-align: left;
    border-radius: 1.35rem;
    background: #fff7ed;
    border: 1px solid rgba(180, 83, 9, .10);
}

@media (max-width: 991.98px) {
    .certification-flow-page .certification-diagnosis-category-card-grid,
    .certification-diagnosis-result-grid,
    .certification-diagnosis-flow-four {
        grid-template-columns: 1fr;
    }
}