/* =========================================
   SPEAKING PAGE STYLES
   GENKAI 講演・登壇 専用拡張CSS
   （base: style.css の変数・ユーティリティを継承）
   ========================================= */

/* pc-only helper (sp-only は style.css 側で定義済み) */
.pc-only { display: inline; }
@media (max-width: 768px) {
    .pc-only { display: none; }
}

/* Nav current state */
.nav-menu a.nav-current {
    color: var(--primary-blue);
    position: relative;
}

.nav-menu a.nav-current::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 100%;
    height: 2px;
    background: var(--gradient);
}

/* Outline button (flat variant of .btn) */
.btn-outline {
    display: inline-block;
    padding: 1rem 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--text-main);
    border-radius: 50px;
    font-weight: 700;
    letter-spacing: 0.05em;
    transition: all 0.3s;
    margin-left: 10px;
}

.btn-outline:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
    transform: translateY(-3px);
}

/* =========================================
   HERO (Speaking)
   ========================================= */
#speaking-hero {
    padding: 160px 0 80px;
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background:
        radial-gradient(ellipse at 80% 20%, rgba(226, 32, 24, 0.12), transparent 55%),
        radial-gradient(ellipse at 20% 80%, rgba(53, 146, 209, 0.12), transparent 55%),
        var(--bg-color);
}

#speaking-hero .hero-tag {
    margin-bottom: 24px;
}

#speaking-hero .hero-title {
    font-family: var(--font-head);
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    line-height: 1.3;
    font-weight: 900;
    margin-bottom: 30px;
}

#speaking-hero .hero-desc {
    font-size: 1.05rem;
    color: var(--text-sub);
    margin-bottom: 40px;
    line-height: 1.9;
    max-width: 720px;
}

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

@media (max-width: 768px) {
    .hero-cta { flex-direction: column; align-items: flex-start; gap: 16px; }
    .btn-outline { margin-left: 0; }
}

/* Section lead text */
.section-lead {
    text-align: center;
    color: var(--text-sub);
    max-width: 780px;
    margin: -20px auto 50px;
    line-height: 1.9;
}

/* =========================================
   TARGET
   ========================================= */
#target {
    padding: 100px 0;
    background: linear-gradient(to bottom, var(--bg-color), #0d1221);
}

.target-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 30px;
}

.target-card {
    background: var(--card-bg);
    padding: 30px 26px;
    border-radius: 15px;
    border-left: 3px solid var(--primary-blue);
    transition: transform 0.3s, border-color 0.3s;
}

.target-card:hover {
    transform: translateY(-5px);
    border-left-color: var(--primary-red);
}

.target-icon {
    font-size: 1.8rem;
    color: var(--primary-blue);
    margin-bottom: 15px;
}

.target-card h3 {
    font-family: var(--font-head);
    font-size: 1.1rem;
    line-height: 1.5;
    margin-bottom: 12px;
    color: #fff;
}

.target-card p {
    color: var(--text-sub);
    font-size: 0.95rem;
    line-height: 1.8;
}

/* =========================================
   FORMATS
   ========================================= */
#formats {
    padding: 100px 0;
}

.format-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.format-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px 32px;
    position: relative;
    transition: all 0.4s;
    display: flex;
    flex-direction: column;
}

.format-card:hover {
    border-color: var(--primary-blue);
    box-shadow: 0 0 30px rgba(53, 146, 209, 0.15);
    transform: translateY(-5px);
}

.format-label {
    font-family: var(--font-tech);
    font-size: 0.85rem;
    letter-spacing: 2px;
    color: var(--primary-blue);
    margin-bottom: 16px;
}

.format-card h3 {
    font-family: var(--font-head);
    font-size: 1.5rem;
    line-height: 1.4;
    font-weight: 900;
    margin-bottom: 20px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.format-desc {
    color: var(--text-sub);
    font-size: 0.95rem;
    line-height: 1.9;
    margin-bottom: 24px;
}

.format-spec dl {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
}

.format-spec dt {
    font-family: var(--font-tech);
    font-size: 0.8rem;
    letter-spacing: 1px;
    color: var(--accent-glow);
    margin-bottom: 4px;
    margin-top: 14px;
}

.format-spec dt:first-child { margin-top: 0; }

.format-spec dd {
    color: var(--text-main);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-left: 0;
}

/* =========================================
   THEMES
   ========================================= */
#themes {
    padding: 100px 0;
    background: #0d1221;
}

.theme-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 30px;
}

.theme-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 15px;
    padding: 28px 26px;
    transition: all 0.3s;
}

.theme-card:hover {
    border-color: var(--primary-blue);
    transform: translateY(-4px);
}

.theme-tag {
    display: inline-block;
    font-family: var(--font-tech);
    font-size: 0.75rem;
    letter-spacing: 1.5px;
    color: var(--primary-blue);
    margin-bottom: 12px;
}

.theme-card h3 {
    font-family: var(--font-head);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: #fff;
    line-height: 1.5;
}

.theme-card p {
    color: var(--text-sub);
    font-size: 0.92rem;
    line-height: 1.85;
}

/* =========================================
   SPEAKER PROFILE
   ========================================= */
#speaker {
    padding: 100px 0;
}

.speaker-card {
    background: linear-gradient(135deg, #151A28 0%, #0f1320 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 50px;
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 40px;
    align-items: flex-start;
    box-shadow: 0 0 40px rgba(53, 146, 209, 0.08);
}

@media (max-width: 768px) {
    .speaker-card {
        grid-template-columns: 1fr;
        padding: 30px 22px;
        gap: 24px;
    }
}

.speaker-photo {
    width: 100%;
}

.speaker-photo img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    border-radius: 16px;
    display: block;
    box-shadow: 0 0 40px rgba(53, 146, 209, 0.12);
}

.speaker-photo-placeholder {
    width: 100%;
    aspect-ratio: 1 / 1;
    background:
        repeating-linear-gradient(135deg, rgba(53, 146, 209, 0.08) 0 10px, transparent 10px 20px),
        var(--card-bg);
    border: 1px dashed rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: var(--text-sub);
    font-size: 0.85rem;
}

.speaker-photo-placeholder i {
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.2);
}

.speaker-role {
    font-family: var(--font-tech);
    font-size: 0.85rem;
    letter-spacing: 2px;
    color: var(--primary-blue);
    margin-bottom: 6px;
}

.speaker-name {
    font-family: var(--font-head);
    font-size: 1.8rem;
    font-weight: 900;
    margin-bottom: 8px;
    color: #fff;
}

.speaker-title {
    color: var(--text-sub);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.speaker-bio p {
    color: var(--text-main);
    line-height: 1.9;
    margin-bottom: 12px;
}

.speaker-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 20px;
    margin: 20px 0 16px;
    padding: 0;
}

.speaker-meta li {
    color: var(--text-sub);
    font-size: 0.9rem;
    list-style: none;
}

.speaker-meta i {
    color: var(--primary-blue);
    margin-right: 6px;
}

.speaker-note {
    font-size: 0.88rem;
    color: var(--text-sub);
    padding: 12px 16px;
    background: rgba(53, 146, 209, 0.06);
    border-radius: 8px;
    border-left: 2px solid var(--primary-blue);
}

.speaker-note i {
    color: var(--primary-blue);
    margin-right: 6px;
}

/* =========================================
   TRACK RECORD
   ========================================= */
#records {
    padding: 100px 0;
    background: #0d1221;
}

.record-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-top: 30px;
}

.record-card {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 30px 26px;
    text-align: center;
    transition: transform 0.3s;
    border-top: 3px solid var(--primary-blue);
}

.record-card:hover { transform: translateY(-4px); }

.record-icon {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 14px;
}

.record-card h3 {
    font-family: var(--font-head);
    font-size: 1.05rem;
    margin-bottom: 10px;
    color: #fff;
}

.record-card p {
    color: var(--text-sub);
    font-size: 0.88rem;
    line-height: 1.7;
}

.record-note {
    margin-top: 40px;
    text-align: center;
    color: var(--text-sub);
    font-size: 0.9rem;
}

.record-note i {
    color: var(--primary-blue);
    margin-right: 6px;
}

/* =========================================
   FLOW
   ========================================= */
#flow {
    padding: 100px 0;
}

.flow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.flow-step {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 30px 22px;
    position: relative;
    border-top: 3px solid var(--primary-blue);
}

.flow-num {
    font-family: var(--font-tech);
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.flow-step h3 {
    font-family: var(--font-head);
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: #fff;
}

.flow-step p {
    color: var(--text-sub);
    font-size: 0.9rem;
    line-height: 1.8;
}

/* =========================================
   FAQ
   ========================================= */
#faq {
    padding: 100px 0;
    background: #0d1221;
}

.faq-list {
    max-width: 820px;
    margin: 0 auto;
}

#faq .faq-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 24px 0;
}

#faq .faq-q {
    font-family: var(--font-head);
    font-weight: 700;
    color: var(--accent-glow);
    margin-bottom: 10px;
    font-size: 1.05rem;
}

#faq .faq-a {
    color: var(--text-sub);
    line-height: 1.9;
}

/* =========================================
   CTA
   ========================================= */
#cta {
    padding: 100px 0;
    text-align: center;
}

#cta .contact-box {
    padding: 60px 28px;
}

.cta-lead {
    color: var(--text-sub);
    margin-bottom: 30px;
    line-height: 1.9;
}

.cta-buttons {
    margin-bottom: 24px;
}

.cta-sub {
    font-size: 0.88rem;
    color: var(--text-sub);
    margin-top: 16px;
}

.cta-sub a {
    color: var(--primary-blue);
    margin: 0 4px;
}

.cta-sub a:hover {
    text-decoration: underline;
}

.cta-sub i {
    margin-right: 6px;
    color: var(--primary-blue);
}