/* --- RESET & BASE --- */
body {
    font-family: Helvetica Neue, Arial, Hiragino Kaku Gothic ProN, Yu Gothic, Meiryo, sans-serif;
}

/* --- HEADER --- */
#header {
    background: #fff;
}

/* --- SAAS/DX --- */
#hero-section {
    background: linear-gradient(180deg, var(--bg-soft) 0%, #ffffff 100%);
    border-bottom: 3px solid var(--orange);
    line-height: normal;
    padding-top: 90px;
}

.subpage-hero {
    display: flex;
    align-items: center;
    max-width: 1312px;
    margin: 0 auto;
    padding: 60px 100px 80px;
    gap: 70px;
}

.subpage-hero-text {
    flex: 0 0 520px;
    padding-top: 10px;
}

.subpage-hero-text h1 {
    font-weight: 700;
    font-size: 38px;
    letter-spacing: -.8px;
    line-height: 1.2;
    color: var(--navy);
    background: none;
    -webkit-text-fill-color: var(--navy);
    text-transform: none;
    margin: 0;
    padding: 0;
}

.subpage-page-label {
    font-weight: 400;
    font-size: 15px;
    color: var(--navy);
    margin: 6px 0 0;
}

.subpage-hero-desc {
    font-weight: 400;
    font-size: 17px;
    line-height: 1.65;
    color: var(--text);
    margin-top: 25px;
    max-width: 560px;
}

.hero-countries-box {
    margin-top: 30px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 22px;
    background: #fff;
    max-width: 560px;
    box-shadow: 0 4px 20px #1f38640f;
}

.hero-countries-label {
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--orange);
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 15px;
}

.hero-countries-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.hero-country-badge {
    background: var(--bg-soft);
    border: 1px solid var(--border-color);
    color: var(--text);
    border-radius: 999px;
    align-items: center;
    gap: 8px;
    padding: 11px 14px;
    font-size: 13.5px;
    font-weight: 700;
    transition: background .15s, border-color .15s, color .15s;
    display: inline-flex;
}

.hero-country-badge:hover {
    border-color: var(--orange);
    color: var(--orange-dark);
    background: #fff3e8
}

.hero-country-code {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* CTA Button */
.hero-cta-btn {
    display: inline-block;
    margin-top: 30px;
    background: var(--orange);
    color: #fff;
    font-family: 'Roboto', sans-serif;
    font-weight: 600;
    font-size: 15px;
    padding: 14px 28px;
    border-radius: 6px;
    text-decoration: none;
    text-transform: capitalize;
    transition: background 0.2s ease;
}

.hero-cta-btn:hover,
.hero-cta-btn:focus {
    background: #d96a10;
    color: #fff;
}

/* Visual */
.subpage-hero-visual {
    flex: 1;
    margin-top: 0;
    border-radius: 12px;
    overflow: hidden;
}

.hero-ph img {
    border-radius: 10px;
    box-shadow: 0 20px 50px rgba(31, 56, 100, 0.18);
    width: 100%;
    height: 460px;
    object-fit: cover;
    object-position: center;
    display: block;
}

/* --- SOLUTION SECTION --- */
#solution-section {
    background: #fff;
    padding: 83px 0;
}

.solution-inner {
    max-width: 1312px;
    margin: 0 auto;
    padding: 0 100px;
    text-align: center;
}

.section-label {
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--orange);
    margin: 0 0 14px;
}

.solution-title {
    font-weight: 700;
    font-size: 34px;
    letter-spacing: -.5px;
    line-height: 1.25;
    color: var(--navy);
    margin: 0 0 16px;
    padding: 0;
}

.solution-subtitle {
    font-size: 17px;
    font-weight: 400;
    color: #5A6A7A;
    margin: 0 auto 48px;
    max-width: 600px;
    line-height: 1.6;
}

.solution-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.solution-card {
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 24px 12px;
    display: flex;
    flex-direction: column;
    background: #fff;
    transition: box-shadow 0.2s ease;
    box-shadow: 0 4px 20px #1f38640f;
}

.solution-card:hover {
    border-color: var(--orange);
    box-shadow: 0 10px 30px #1f38641f;
    transform: translateY(-3px);
}

.solution-card-icon {
    margin-bottom: 13px;
    width: 48px;
    height: 48px;
    line-height: 48px;
    font-size: 22px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
    color: #fff;
}

.solution-card-icon img {
    width: 28px;
    height: 28px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.solution-card-title {
    font-weight: 700;
    font-size: 15.5px;
    min-height: 40px;
    color: var(--navy);
}

.solution-card-desc {
    font-size: 12.5px;
    font-weight: 400;
    line-height: 1.55;
    color: var(--text-light);
    margin: 13px;
    flex: 1;
}

.solution-card-tags {
    margin-top: 5px;
    width: 200px;
}

.solution-tag {
    background: var(--bg-soft);
    color: #5A6A7A;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 5px 9px;
    font-size: 11px;
    font-weight: 600;
    display: inline-block;
    margin: 2px 0;
}

/* --- PLATFORM SECTION --- */
#platform-section {
    background: linear-gradient(180deg, #1F3864 0%, #14254A 100%);
    overflow: hidden;
    padding: 83px 0;
    position: relative;
}

.platform-circle {
    position: absolute;
    pointer-events: none;
    top: -120px;
    right: -120px;
    width: 480px;
    height: 480px;
    background: radial-gradient(circle, rgba(232, 119, 34, 0.25) 0%, rgba(232, 119, 34, 0) 70%);
}

.platform-inner {
    max-width: 1312px;
    margin: 0 auto;
    padding: 0 100px;
}

.platform-header {
    text-align: center;
    margin-bottom: 48px;
}

.platform-title {
    letter-spacing: -.5px;
    color: #fff;
    font-size: 34px;
    font-weight: 700;
    line-height: 1.2;
    padding: 0;
}

.platform-subtitle {
    font-size: 16px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.78);
    margin: 24px auto;
    max-width: 820px;
    line-height: 1.65;
}

.platform-body {
    display: flex;
    align-items: center;
    gap: 40px;
}

.platform-visual {
    flex: 0 0 538px;
}

.platform-visual img {
    width: 100%;
    display: block;
    filter: drop-shadow(0 24px 48px rgba(0, 0, 0, 0.35));
}

.platform-features {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.platform-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    padding: 28px 22px 23px;
    background: rgba(255, 255, 255, 0.05);
    transition: background 0.2s;
}

.platform-feature-item:hover {
    background: rgba(255, 255, 255, 0.07);
}

.platform-feature-num {
    font-family: Georgia, serif;
    font-weight: 500;
    font-size: 36px;
    line-height: 0.7;
    color: var(--orange);
    flex-shrink: 0;
}

.platform-feature-content h3 {
    font-weight: 700;
    font-size: 17px;
    color: #fff;
    margin: 0 0 12px;
    padding: 0;
}

.platform-feature-content p {
    font-size: 14px;
    font-weight: 400;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.72);
    margin: 0;
}

/* --- COVERAGE SECTION --- */
#coverage-section {
    background: var(--bg-soft);
    padding: 80px 0;
}

.coverage-inner {
    max-width: 1312px;
    margin: 0 auto;
    padding: 0 100px;
    text-align: center;
}

.coverage-title {
    letter-spacing: -.5px;
    color: #1F3864;
    font-size: 34px;
    font-weight: 700;
    line-height: 1.25;
    max-width: 760px;
    margin: 0 auto;
    padding: 0;
}

.coverage-subtitle {
    font-size: 17px;
    font-weight: 400;
    color: #5A6A7A;
    margin: 18px auto 50px;
    max-width: 760px;
}

.coverage-map-card {
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 4px 20px #1f38640f;
    overflow: hidden;
    background: #fff;
    padding: 24px;
    max-width: 1080px;
    margin-inline: auto;
}

.coverage-map-card img {
    width: 100%;
    display: block;
    border-radius: 10px;
}

/* --- USE CASES SECTION --- */
#usecases-section {
    background: #fff;
    padding: 80px 0;
}

.usecases-inner {
    max-width: 1312px;
    margin: 0 auto;
    padding: 0 100px;
    text-align: center;
}

.usecases-title {
    letter-spacing: -.5px;
    color: var(--navy);
    font-size: 34px;
    font-weight: 700;
    line-height: 1.25;
    margin: 0 0 16px;
    padding: 0;
}

.usecases-subtitle {
    font-size: 17px;
    font-weight: 400;
    color: #5A6A7A;
    margin: 0 auto 48px;
    max-width: 600px;
    line-height: 1.6;
}

.usecases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    text-align: left;
}

.uc-card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 20px #1f38640f;
    overflow: hidden;
    background: #fff;
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.uc-card:hover {
    border-color: var(--orange);
    box-shadow: 0 10px 36px rgba(9, 67, 106, 0.12);
    transform: translateY(-2px);
}

.uc-card-thumb {
    position: relative;
    height: 140px;
}

.uc-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform 0.3s ease;
}

.uc-card:hover .uc-card-thumb img {
    transform: scale(1.04);
}

.uc-thumb-overlay {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: linear-gradient(180deg, rgba(31,56,100,0) 50%, rgba(31,56,100,0.5) 100%);
}

.uc-thumb-badge {
    display: none;
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(4px);
    border-radius: 4px;
    padding: 3px 8px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: #888;
}

.uc-card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
    background: #fff;
    border-radius: 8px;
    transition: transform .2s, box-shadow .2s, border-color .2s;
}

.uc-category {
    align-self: flex-start;
    background: #fff0e0;
    color: var(--orange-dark);
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    padding: 6px 9px;
    border-radius: 4px;
    margin-bottom: 10px;
}

.uc-title {
    color: #1F3864;
    font-size: 15.5px;
    font-weight: 700;
    line-height: 1.35;
    margin: 0 0 8px;
    padding: 0;
}

.uc-markets {
    font-size: 12px;
    font-weight: 600;
    color: #1F3864;
    line-height: 1.5;
    margin: 0 0 12px;
}

.uc-desc {
    font-size: 13px;
    line-height: 1.55;
    color: #2C3E50;
    margin: 0;
}

/* --- CTA SECTION --- */
#cta-section {
    text-align: center;
    background: linear-gradient(180deg, #1F3864 0%, #14254A 100%);
    padding-block: 70px;
}

.cta-inner {
    max-width: 1180px;
    margin: 0 auto;
}

.cta-title {
    margin: 0 0 16px;
    padding: 0;
    letter-spacing: -.5px;
    color: #fff;
    font-size: 34px;
    font-weight: 700;
    line-height: 1.25;
}

.cta-subtitle {
    line-height: 1.7;
    margin: 0 0 30px;
    margin-inline: auto;
    max-width: 600px;
    color: rgba(255, 255, 255, 0.78);
    font-size: 16px;
}

.cta-btn {
    background: #E87722;
    color: #fff;
    letter-spacing: .2px;
    border-radius: 6px;
    justify-content: center;
    align-items: center;
    padding: 16px 28px;
    font-size: 15px;
    font-weight: 700;
    text-transform: capitalize;
    transition: background .15s, transform .15s;
    display: inline-flex;
}

.cta-btn:hover,
.cta-btn:focus {
    background: #d96a10;
    color: #fff;
}

/* --- RESPONSIVE --- */
/* ── 1366px: small desktop / laptop ── */
@media (max-width: 1366px) {
    .subpage-hero {
        padding: 60px 50px 50px;
    }

    .subpage-hero-text {
        flex: 0 0 440px;
    }

    .subpage-hero-text h1 {
        font-size: 44px;
    }

    .solution-inner, .platform-inner, .coverage-inner, .usecases-inner {
        padding: 0 50px;
    }

    .solution-title, .coverage-title, .usecases-title {
        font-size: 32px;
    }

    .platform-title {
        font-size: 36px;
    }

    .platform-visual {
        flex: 0 0 440px;
    }

    .solution-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .platform-body {
        flex-direction: column;
        gap: 40px;
    }

    .platform-visual {
        flex: none;
        width: 100%;
        max-width: 560px;
        margin: 0 auto;
    }

    .usecases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ── 992px+: tablet ── */
@media (max-width: 992px) {
    #hero-section {
        border-bottom: none;
    }

    .subpage-hero {
        flex-direction: column;
        padding: 40px 24px 0;
        min-height: auto;
        gap: 32px;
    }

    .subpage-hero-text {
        flex: none;
        padding-right: 0;
        padding-bottom: 0;
    }

    .subpage-hero-visual {
        width: 100%;
        min-height: 240px;
        margin-top: 0;
    }

    .subpage-hero-desc {
        margin-top: 16px;
        max-width: 100%;
    }

    .hero-countries-box {
        max-width: 100%;
    }

    .hero-ph {
        aspect-ratio: 16 / 9;
    }

    .solution-inner, .platform-inner, .coverage-inner, .usecases-inner {
        padding: 0 24px;
    }

    #solution-section, #coverage-section, #usecases-section {
        padding: 60px 0 70px;
    }

    #platform-section {
        padding: 60px 0 70px;
    }

    .platform-header {
        margin-bottom: 40px;
    }
}

/* ── 768px: mobile ── */
@media (max-width: 768px) {
    .subpage-hero-text h1 {
        font-size: 36px;
    }

    .solution-cards, .usecases-grid {
        grid-template-columns: 1fr;
    }

    .solution-title, .coverage-title, .usecases-title {
        font-size: 26px;
    }

    .platform-title {
        font-size: 28px;
    }

    .cta-title {
        font-size: 26px;
    }

    #cta-section {
        padding: 60px 24px;
    }
}

/* ── 480px: small phone ── */
@media (max-width: 480px) {
    .subpage-hero-text h1 {
        font-size: 28px;
    }
}