/* ===================================
   Bluetooth DAS - Infographics Styles
   図解専用スタイルシート
   =================================== */

/* ===== Infographic Base Styles ===== */
.infographic-container {
    max-width: 1040px;
    margin: 0 auto;
    padding: 32px;
    background: var(--base-bg);
}

.infographic-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: 40px;
}

/* ===================================
   IG_HERO_WIFI_LESS
   Wi-Fi不要システム構成図
   =================================== */

.ig-hero-wifi-less {
    background: var(--panel-bg);
    border-radius: 14px;
    padding: 48px;
    border: 2px solid var(--border-gray);
    box-shadow: 0 8px 24px rgba(31, 79, 216, 0.08);
}

.system-mini-map {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
    position: relative;
}

.mini-map-node {
    background: var(--light-blue);
    border: 2px solid var(--primary-blue);
    border-radius: 14px;
    padding: 32px 48px;
    text-align: center;
    min-width: 280px;
    position: relative;
    transition: all 450ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.mini-map-node:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(31, 79, 216, 0.15);
}

.node-icon {
    font-size: 56px;
    color: var(--primary-blue);
    margin-bottom: 16px;
}

.node-label {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.node-sub {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Connection Arrows */
.connection-arrow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    position: relative;
}

.arrow-line {
    width: 2px;
    height: 40px;
    background: var(--primary-blue);
    position: relative;
    overflow: hidden;
}

.arrow-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 40px;
    background: linear-gradient(to bottom, transparent, var(--secondary-blue), transparent);
    animation: arrowFlow 2s ease-in-out infinite;
}

@keyframes arrowFlow {
    0% {
        transform: translateY(-40px);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateY(40px);
        opacity: 0;
    }
}

.arrow-head {
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 12px solid var(--primary-blue);
}

.arrow-label {
    background: var(--panel-bg);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 500;
    color: var(--primary-blue);
    border: 1px solid var(--border-gray);
}

/* Wi-Fi Crossed Out Badge */
.wifi-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(229, 83, 61, 0.1);
    border: 2px solid var(--alert);
    border-radius: 12px;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.wifi-icon-crossed {
    position: relative;
    font-size: 24px;
    color: var(--alert);
}

.wifi-icon-crossed::after {
    content: '';
    position: absolute;
    top: 50%;
    left: -4px;
    width: 32px;
    height: 2px;
    background: var(--alert);
    transform: translateY(-50%) rotate(-45deg);
}

.wifi-badge-text {
    font-size: 13px;
    font-weight: 600;
    color: var(--alert);
}

/* ===================================
   IG_OFFLINE_FLOW
   オフライン運用フロー図
   =================================== */

.ig-offline-flow {
    background: var(--panel-bg);
    border-radius: 14px;
    padding: 48px;
    border: 2px solid var(--border-gray);
}

.three-phase-flow {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 32px;
}

.phase-card {
    background: var(--base-bg);
    border: 2px solid var(--border-gray);
    border-radius: 14px;
    padding: 32px;
    position: relative;
    opacity: 0;
    transform: translateY(30px);
    transition: all 500ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.phase-card.in-view {
    opacity: 1;
    transform: translateY(0);
}

.phase-card:hover {
    border-color: var(--primary-blue);
    box-shadow: 0 8px 24px rgba(31, 79, 216, 0.12);
}

.phase-badge {
    display: inline-block;
    background: var(--primary-blue);
    color: white;
    font-size: 12px;
    font-weight: 700;
    padding: 6px 16px;
    border-radius: 20px;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.phase-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.phase-main {
    font-size: 16px;
    font-weight: 500;
    color: var(--primary-blue);
    margin-bottom: 12px;
}

.phase-caption {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.phase-icons {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 20px;
}

.phase-icon {
    font-size: 28px;
    color: var(--primary-blue);
}

/* Callout Emphasis */
.callout-light-blue {
    background: var(--light-blue);
    border-left: 4px solid var(--primary-blue);
    padding: 16px 24px;
    border-radius: 8px;
    margin-top: 32px;
    text-align: center;
}

.callout-light-blue p {
    font-size: 15px;
    font-weight: 600;
    color: var(--primary-blue);
    margin: 0;
}

/* ===================================
   IG_4STEP_WORK_VIEW
   4ステップ運用図
   =================================== */

.ig-4step-work-view {
    background: var(--panel-bg);
    border-radius: 14px;
    padding: 48px;
    border: 2px solid var(--border-gray);
}

.horizontal-stepper {
    display: grid;
    grid-template-columns: repeat(7, auto);
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 32px;
}

.stepper-card {
    background: var(--light-blue);
    border: 2px solid var(--border-gray);
    border-radius: 14px;
    padding: 24px;
    text-align: center;
    min-width: 200px;
    position: relative;
    transition: all 480ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.stepper-card.active {
    border-color: var(--primary-blue);
    box-shadow: 0 8px 20px rgba(31, 79, 216, 0.2);
    transform: scale(1.05);
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--primary-blue);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    margin: 0 auto 16px;
}

.step-label {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 8px;
}

.step-caption {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.step-icon {
    font-size: 48px;
    color: var(--primary-blue);
    margin-bottom: 12px;
}

.micro-visual {
    width: 100%;
    height: 80px;
    background: var(--panel-bg);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 12px;
    border: 1px solid var(--border-gray);
}

.micro-visual i {
    font-size: 36px;
    color: var(--secondary-blue);
    opacity: 0.6;
}

/* Connector Arrows */
.stepper-connector {
    display: flex;
    align-items: center;
    justify-content: center;
}

.thin-arrow {
    font-size: 24px;
    color: var(--border-gray);
    transition: color 480ms ease;
}

.thin-arrow.active {
    color: var(--secondary-blue);
}

/* Note Badge */
.note-badge {
    display: inline-block;
    background: var(--light-blue);
    color: var(--primary-blue);
    font-size: 13px;
    font-weight: 600;
    padding: 10px 24px;
    border-radius: 20px;
    text-align: center;
}

.note-badge-container {
    text-align: center;
    margin-top: 24px;
}

/* ===================================
   Responsive Design for Infographics
   =================================== */

@media (max-width: 1024px) {
    .three-phase-flow {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .horizontal-stepper {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .stepper-connector {
        transform: rotate(90deg);
    }
    
    .mini-map-node {
        min-width: 240px;
        padding: 24px 32px;
    }
}

@media (max-width: 768px) {
    .infographic-container {
        padding: 16px;
    }
    
    .ig-hero-wifi-less,
    .ig-offline-flow,
    .ig-4step-work-view {
        padding: 24px;
    }
    
    .infographic-title {
        font-size: 22px;
        margin-bottom: 24px;
    }
    
    .mini-map-node {
        min-width: 200px;
        padding: 20px 24px;
    }
    
    .node-icon {
        font-size: 40px;
    }
    
    .node-label {
        font-size: 16px;
    }
    
    .stepper-card {
        min-width: 100%;
    }
    
    .phase-card {
        padding: 20px;
    }
    
    .wifi-badge {
        position: static;
        display: inline-flex;
        margin-top: 16px;
    }
}

@media (max-width: 480px) {
    .node-icon {
        font-size: 32px;
    }
    
    .step-icon {
        font-size: 32px;
    }
    
    .phase-icons .phase-icon {
        font-size: 20px;
    }
}