/* ================================================
   b2b.css — 法人向けページ専用スタイル
   ================================================ */

/* リンクのデフォルト青を排除 */
a {
    color: inherit;
    text-decoration: none;
}

/* Positioning: 競合比較表 */
.b2b-positioning-section {
    padding: 160px 30px;
    background: rgba(0, 0, 0, 0.2);
}

.b2b-positioning-lead {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 2.2;
    color: rgba(255, 255, 255, 0.6);
    text-align: center;
    margin-bottom: 70px;
}

.b2b-compare-table {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    border: 1px solid rgba(197, 160, 89, 0.2);
}

.b2b-compare-header,
.b2b-compare-row {
    display: grid;
    grid-template-columns: 2fr 1.5fr 1.2fr 2fr;
    border-bottom: 1px solid rgba(197, 160, 89, 0.12);
}

.b2b-compare-row:last-child {
    border-bottom: none;
}

.b2b-compare-header {
    background: rgba(197, 160, 89, 0.06);
}

.b2b-compare-cell {
    padding: 24px 20px;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.65);
    border-right: 1px solid rgba(197, 160, 89, 0.1);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.b2b-compare-cell:last-child {
    border-right: none;
}

.b2b-compare-header .b2b-compare-cell {
    font-size: 0.72rem;
    letter-spacing: 0.15em;
    color: rgba(197, 160, 89, 0.7);
    text-transform: uppercase;
}

.b2b-compare-label {
    gap: 6px;
}

.b2b-compare-group {
    font-family: var(--font-serif);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
    font-style: normal;
}

.b2b-compare-example {
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.35);
}

.b2b-compare-weak {
    color: rgba(180, 60, 60, 0.85);
}

.b2b-compare-tfp-col {
    /* TFPの違い列は少し強調 */
}

/* TFP行 */
.b2b-compare-tfp-row {
    background: linear-gradient(135deg, rgba(197, 160, 89, 0.08), rgba(10, 10, 10, 0.8));
    border-top: 1px solid rgba(197, 160, 89, 0.35);
}

.b2b-compare-tfp-name {
    color: var(--champagne-gold) !important;
}

.b2b-compare-highlight {
    color: #fff;
    font-weight: 500;
}

.b2b-positioning-close {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    line-height: 2;
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 70px;
    padding: 60px 30px;
    border: 1px solid rgba(197, 160, 89, 0.25);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.b2b-positioning-close strong {
    color: var(--champagne-gold);
}

/* Responsive: 比較表 */
@media (max-width: 768px) {
    .b2b-compare-header {
        display: none;
    }

    .b2b-compare-row {
        display: flex;
        flex-direction: column;
        border-bottom: 1px solid rgba(197, 160, 89, 0.15);
        padding: 24px 0;
    }

    .b2b-compare-cell {
        border-right: none;
        padding: 8px 20px;
        font-size: 0.82rem;
    }

    .b2b-compare-label {
        padding-bottom: 4px;
    }

    .b2b-compare-weak {
        display: none;
    }

    .b2b-positioning-section {
        padding: 80px 20px;
    }
}

/* Hero */
.b2b-hero-section {
    padding: 200px 30px 160px;
    text-align: center;
}

.b2b-hero-h1 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3.8rem);
    font-weight: 400;
    line-height: 1.5;
    letter-spacing: 0.05em;
    color: #fff;
    margin-bottom: 40px;
}

.b2b-hero-sub {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 2.2;
    color: rgba(255, 255, 255, 0.75);
    max-width: 680px;
    margin: 0 auto 60px;
}

.b2b-hero-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

/* Pain */
.b2b-pain-section {
    padding: 160px 30px;
    background: rgba(0, 0, 0, 0.2);
}

.b2b-pain-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.b2b-pain-card {
    padding: 50px 35px;
    border: 1px solid rgba(197, 160, 89, 0.2);
    background: linear-gradient(135deg, rgba(197, 160, 89, 0.03), rgba(10, 10, 10, 0.9));
}

.b2b-pain-num {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    color: var(--champagne-gold);
    opacity: 0.2;
    font-weight: 200;
    margin-bottom: 20px;
}

.b2b-pain-title {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--champagne-gold);
    margin-bottom: 20px;
    letter-spacing: 0.05em;
}

.b2b-pain-text {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    line-height: 2;
    color: rgba(255, 255, 255, 0.7);
}

/* Solution */
.b2b-solution-section {
    padding: 160px 30px;
}

.b2b-solution-lead {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 2.2;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 70px;
    text-align: center;
}

.b2b-program-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.b2b-program-card {
    padding: 50px 35px;
    border: 1px solid rgba(197, 160, 89, 0.3);
    background: linear-gradient(135deg, rgba(197, 160, 89, 0.05), rgba(10, 10, 10, 0.95));
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: border-color 0.3s ease, transform 0.3s ease;
}

.b2b-program-card:hover {
    border-color: var(--champagne-gold);
    transform: translateY(-6px);
}

.b2b-program-label {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.25em;
    color: var(--champagne-gold);
    text-transform: uppercase;
}

.b2b-program-name {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 400;
    color: #fff;
    line-height: 1.5;
}

.b2b-program-target {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: rgba(197, 160, 89, 0.8);
    letter-spacing: 0.05em;
}

.b2b-program-desc {
    font-family: var(--font-sans);
    font-size: 0.88rem;
    line-height: 2;
    color: rgba(255, 255, 255, 0.65);
    flex: 1;
}

.b2b-program-points {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.b2b-program-points li {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.75);
    padding-left: 18px;
    position: relative;
}

.b2b-program-points li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--champagne-gold);
    opacity: 0.6;
}

.b2b-program-min {
    font-family: var(--font-sans);
    font-size: 0.78rem;
    color: rgba(197, 160, 89, 0.6);
    padding-top: 16px;
    border-top: 1px solid rgba(197, 160, 89, 0.15);
}

/* Proof */
.b2b-proof-section {
    padding: 160px 30px;
    background: rgba(0, 0, 0, 0.2);
}

.b2b-proof-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 30px;
    margin-top: 60px;
}

.b2b-proof-card {
    padding: 50px 35px;
    border: 1px solid rgba(197, 160, 89, 0.2);
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.b2b-proof-highlight {
    border-color: rgba(197, 160, 89, 0.5);
    background: linear-gradient(135deg, rgba(197, 160, 89, 0.08), rgba(10, 10, 10, 0.95));
}

.b2b-proof-tag {
    font-family: var(--font-sans);
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    color: var(--champagne-gold);
    text-transform: uppercase;
}

.b2b-proof-spec {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.45);
}

.b2b-proof-voice {
    font-family: var(--font-serif);
    font-size: 0.95rem;
    line-height: 2;
    color: rgba(255, 255, 255, 0.8);
    font-style: italic;
}

.b2b-proof-large {
    font-size: 1.4rem;
    line-height: 1.7;
    color: #fff;
}

.b2b-proof-attr {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    font-style: normal;
    display: block;
    margin-top: 10px;
}

/* Price */
.b2b-price-section {
    padding: 160px 30px;
}

.b2b-price-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin: 60px auto 80px;
    max-width: 760px;
}

.b2b-price-card {
    padding: 60px 40px;
    border: 1px solid rgba(197, 160, 89, 0.25);
    text-align: center;
}

.b2b-price-type {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--champagne-gold);
    margin-bottom: 12px;
}

.b2b-price-duration {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 20px;
}

.b2b-price-amount {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: #fff;
    margin-bottom: 16px;
}

.b2b-price-note {
    font-family: var(--font-sans);
    font-size: 0.82rem;
    line-height: 2;
    color: rgba(255, 255, 255, 0.55);
}

/* Process */
.b2b-process {
    max-width: 860px;
    margin: 0 auto;
    text-align: center;
}

.b2b-process-title {
    font-family: var(--font-sans);
    font-size: 0.78rem;
    letter-spacing: 0.2em;
    color: var(--champagne-gold);
    text-transform: uppercase;
    margin-bottom: 40px;
}

.b2b-process-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.b2b-process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    min-width: 120px;
}

.b2b-process-num {
    width: 44px;
    height: 44px;
    border: 1px solid var(--champagne-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 0.85rem;
    color: var(--champagne-gold);
}

.b2b-process-step p {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.75);
    text-align: center;
}

.b2b-process-step p span {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.45);
    display: block;
}

.b2b-process-arrow {
    font-family: var(--font-sans);
    color: rgba(197, 160, 89, 0.4);
    font-size: 1.2rem;
    flex-shrink: 0;
}

/* Profile */
.b2b-profile-section {
    padding: 120px 30px;
    background: rgba(0, 0, 0, 0.2);
}

.b2b-profile-inner {
    max-width: 760px;
    margin: 60px auto 0;
    padding: 60px;
    border-left: 3px solid var(--champagne-gold);
    background: rgba(0, 0, 0, 0.3);
}

.b2b-profile-name {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 400;
    color: #fff;
    margin-bottom: 8px;
}

.b2b-profile-title {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: var(--champagne-gold);
    letter-spacing: 0.1em;
    margin-bottom: 30px;
}

.b2b-profile-desc {
    font-family: var(--font-sans);
    font-size: 0.92rem;
    line-height: 2.2;
    color: rgba(255, 255, 255, 0.7);
}

/* CTA */
.b2b-cta-section {
    padding: 200px 30px;
    text-align: center;
}

.b2b-cta-headline {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 4vw, 2.8rem);
    font-weight: 400;
    color: #fff;
    margin-bottom: 30px;
    line-height: 1.6;
}

.b2b-cta-sub {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    line-height: 2.2;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 50px;
}

.b2b-cta-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Buyer Section: 誰が相談するか */
.b2b-buyer-section {
    padding: 160px 30px;
}

.b2b-buyer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 60px;
}

.b2b-buyer-card {
    padding: 44px 32px;
    border: 1px solid rgba(197, 160, 89, 0.2);
    background: linear-gradient(135deg, rgba(197, 160, 89, 0.04), rgba(10, 10, 10, 0.9));
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.b2b-buyer-dept {
    font-family: var(--font-sans);
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    color: var(--champagne-gold);
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(197, 160, 89, 0.15);
}

.b2b-buyer-scene {
    font-family: var(--font-serif);
    font-size: 0.95rem;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.8);
}

.b2b-buyer-cost {
    font-family: var(--font-sans);
    font-size: 0.82rem;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.45);
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* Contact Form */
.inquiry-form-wrap {
    max-width: 640px;
    margin: 0 auto;
    text-align: left;
}

.inquiry-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.inquiry-form-row {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.inquiry-form label {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.75);
    letter-spacing: 0.05em;
}

.inquiry-form label .required {
    color: var(--champagne-gold);
    margin-left: 6px;
    font-size: 0.75rem;
}

.inquiry-form label .optional {
    color: rgba(255, 255, 255, 0.35);
    margin-left: 6px;
    font-size: 0.75rem;
}

.inquiry-form input,
.inquiry-form textarea,
.inquiry-form select {
    width: 100%;
    padding: 14px 16px;
    font-family: var(--font-sans);
    font-size: 0.92rem;
    color: #fff;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(197, 160, 89, 0.3);
    border-radius: 0;
    box-sizing: border-box;
    transition: border-color 0.3s;
    -webkit-appearance: none;
    appearance: none;
}

.inquiry-form input::placeholder,
.inquiry-form textarea::placeholder {
    color: rgba(255, 255, 255, 0.25);
}

.inquiry-form input:focus,
.inquiry-form textarea:focus,
.inquiry-form select:focus {
    outline: none;
    border-color: var(--champagne-gold);
    background: rgba(197, 160, 89, 0.04);
}

.inquiry-form textarea {
    min-height: 160px;
    resize: vertical;
    line-height: 1.8;
}

.inquiry-form-submit {
    margin-top: 8px;
}

.inquiry-form-submit button {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, var(--gold-light, #D4AF37), var(--champagne-gold, #C5A059));
    color: #0a0a0a;
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    border: none;
    cursor: pointer;
    transition: opacity 0.3s, transform 0.3s;
}

.inquiry-form-submit button:hover {
    opacity: 0.88;
    transform: translateY(-2px);
}

.inquiry-form-submit button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.inquiry-form-or {
    text-align: center;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
    margin: 32px 0 20px;
    position: relative;
}

.inquiry-form-or::before,
.inquiry-form-or::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 42%;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
}

.inquiry-form-or::before { left: 0; }
.inquiry-form-or::after  { right: 0; }

.inquiry-form-line-btn {
    display: block;
    text-align: center;
    border: 1px solid rgba(197, 160, 89, 0.4);
    color: rgba(255, 255, 255, 0.65);
    font-family: var(--font-sans);
    font-size: 0.88rem;
    padding: 14px;
    letter-spacing: 0.06em;
    transition: border-color 0.3s, color 0.3s;
}

.inquiry-form-line-btn:hover {
    border-color: var(--champagne-gold);
    color: var(--champagne-gold);
}

.inquiry-form-notice {
    text-align: center;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.3);
    line-height: 1.9;
    margin-top: 20px;
}

.inquiry-form-success {
    display: none;
    text-align: center;
    padding: 60px 40px;
    border: 1px solid rgba(197, 160, 89, 0.4);
    background: rgba(197, 160, 89, 0.04);
}

.inquiry-form-success p {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--champagne-gold);
    line-height: 2;
}

.inquiry-form-success small {
    display: block;
    margin-top: 12px;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.45);
}

/* Responsive */
@media (max-width: 768px) {
    .b2b-buyer-grid {
        grid-template-columns: 1fr;
    }

    .b2b-buyer-section {
        padding: 100px 20px;
    }

    .b2b-hero-section {
        padding: 140px 20px 100px;
    }

    .b2b-pain-grid,
    .b2b-program-list,
    .b2b-proof-grid {
        grid-template-columns: 1fr;
    }

    .b2b-price-grid {
        grid-template-columns: 1fr;
    }

    .b2b-process-steps {
        flex-direction: column;
    }

    .b2b-process-arrow {
        transform: rotate(90deg);
    }

    .b2b-profile-inner {
        padding: 40px 24px;
    }

    .b2b-pain-section,
    .b2b-solution-section,
    .b2b-proof-section,
    .b2b-price-section,
    .b2b-profile-section,
    .b2b-cta-section {
        padding: 100px 20px;
    }
}