/* ===== 近隣防犯ネットワーク LP ===== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;900&display=swap');

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 2;
    color: #333;
    background: #fff;
    -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }

/* ===== CONTAINER ===== */
.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* ===== SECTION ===== */
.section { padding: 88px 0; }

.section-title {
    font-size: clamp(1.45rem, 3vw, 2rem);
    font-weight: 900;
    text-align: center;
    margin-bottom: 48px;
    line-height: 1.6;
    color: #111;
    letter-spacing: 0.03em;
}

/* ===== HEADER ===== */
header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(255,255,255,0.96);
    border-bottom: 1px solid #eee;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

nav { display: flex; align-items: center; justify-content: space-between; height: 60px; }

.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; color: #111; }
.logo-image { width: 32px; height: 32px; border-radius: 6px; flex-shrink: 0; }
.logo-text { font-size: clamp(0.95rem, 2.8vw, 1.1rem); white-space: nowrap; }

.nav-links { display: flex; list-style: none; gap: 0; align-items: center; }

.nav-links a {
    color: #555; padding: 8px 16px; border-radius: 6px;
    font-size: 0.85rem; font-weight: 500;
    transition: background 0.2s, color 0.2s; white-space: nowrap;
}

.nav-links a:hover, .nav-links a:focus-visible { background: #f5f5f5; color: #111; outline: none; }
.nav-links a:focus-visible { outline: 2px solid #333; outline-offset: -2px; }

.nav-links .nav-cta {
    color: #111; font-weight: 700; border: 1.5px solid #ddd; margin-left: 4px;
}
.nav-links .nav-cta:hover { background: #111; color: #fff; border-color: #111; }

.hamburger {
    display: none; flex-direction: column; justify-content: center; gap: 5px;
    width: 36px; height: 36px; background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span {
    display: block; width: 100%; height: 2px; background: #333; border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== HERO ===== */
.hero { padding: 140px 0 88px; background: #fff; min-height: 100vh; display: flex; align-items: center; }

.hero-content {
    display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 56px; align-items: center;
}

.hero-text { max-width: 520px; }

.hero h1 {
    font-size: clamp(1.8rem, 4.5vw, 3rem);
    font-weight: 900; line-height: 1.3; margin-bottom: 24px;
    color: #111; letter-spacing: 0.03em;
}
.hero h1 strong { color: #c62828; }

.sub-catch {
    font-size: 0.95rem; font-weight: 400; margin-bottom: 24px;
    color: #555; line-height: 2;
}
.sub-catch strong { color: #111; }

.hero-image { display: flex; justify-content: center; align-items: center; }
.hero-image-wrapper { position: relative; max-width: 320px; }

.image-placeholder {
    max-width: 260px; padding: 8px; background: #1a1a1a;
    border-radius: 26px; box-shadow: 0 12px 40px rgba(0,0,0,0.18);
}
.image-placeholder img { border-radius: 18px; display: block; width: 100%; height: auto; }

.sticker-overlay {
    position: absolute; bottom: -72px; right: -72px; width: 200px; z-index: 2;
    filter: drop-shadow(0 6px 16px rgba(0,0,0,0.18));
}
.sticker-overlay img { width: 100%; height: auto; border-radius: 6px; }

/* ===== BUTTONS ===== */
.cta-buttons { display: flex; flex-wrap: wrap; gap: 12px; }

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 14px 32px; border-radius: 8px; font-weight: 700; font-size: 0.95rem;
    border: none; cursor: pointer; transition: all 0.2s; text-align: center;
    background: #111; color: #fff; min-height: 48px;
}
.btn:hover { background: #333; transform: translateY(-1px); }
.btn:focus-visible { outline: 2px solid #111; outline-offset: 2px; }
.btn-large { padding: 16px 36px; font-size: 1.05rem; }

.btn-secondary { background: #fff; color: #111; border: 1.5px solid #ddd; }
.btn-secondary:hover { border-color: #999; background: #fafafa; }

.btn-white { background: #fff; color: #111; border: 1.5px solid #ddd; }
.btn-white:hover { border-color: #999; }

.btn-accent { background: #c62828; color: #fff; border: none; }
.btn-accent:hover { background: #b71c1c; }

/* ===== CONCERN SECTION ===== */
.concern-section { background: #fff; }

.concern-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin: 0 auto;
}

.concern-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    padding: 32px 20px 28px;
    background: #fafafa;
    border-radius: 12px;
    border: 1px solid #eee;
    text-align: center;
    height: 100%;
}

.concern-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: #fff;
    border-radius: 50%;
    flex-shrink: 0;
}

.concern-card p {
    font-size: 0.92rem;
    color: #333;
    font-weight: 500;
    line-height: 1.5;
    margin: 0;
}

/* ===== LIMIT SECTION ===== */
.limit-section { background: #fafafa; }

.limit-content { max-width: 800px; margin: 0 auto; }

.limit-intro {
    font-size: 0.95rem; color: #555; margin-bottom: 8px;
}

.limit-list {
    list-style: none; margin-bottom: 24px;
}

.limit-list li {
    position: relative; padding-left: 20px;
    font-size: 0.95rem; color: #555; line-height: 2;
}
.limit-list li::before {
    content: '·'; position: absolute; left: 4px; top: -1px;
    font-weight: 700; color: #999; font-size: 1.2rem;
}

.limit-body { font-size: 0.95rem; color: #555; margin-bottom: 12px; line-height: 2; }

.limit-conclusion {
    font-size: 1.05rem; color: #111; font-weight: 500;
    line-height: 2; margin-top: 24px;
}
.limit-conclusion strong { color: #111; }

/* ===== STEPS (shared) ===== */
.steps-vertical {
    max-width: 800px; margin: 0 auto;
    display: flex; flex-direction: column; gap: 0;
}

.step-row {
    display: flex; gap: 20px; align-items: flex-start;
    padding: 20px 24px; background: #fafafa; border-radius: 10px;
}

.step-number-circle {
    width: 44px; height: 44px; background: #111; color: #fff;
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-weight: 900; font-size: 1rem; flex-shrink: 0;
}

.step-body { flex: 1; }

.step-body h3 { font-size: 0.95rem; font-weight: 700; color: #111; margin-bottom: 4px; }
.step-body p { font-size: 0.88rem; color: #666; line-height: 1.8; }

.step-arrow {
    text-align: center; font-size: 1.2rem; color: #ccc; padding: 4px 0;
    letter-spacing: 0;
}

.about-note {
    text-align: center; margin-top: 40px; font-size: 0.9rem; color: #888;
    background: #fafafa; padding: 12px 28px; border-radius: 8px;
    width: fit-content; margin-left: auto; margin-right: auto;
}

/* ===== ① STICKER INTRO SECTION ===== */
.sticker-intro-section { background: #fff; }

.sticker-content {
    display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
    align-items: center; max-width: 800px; margin: 0 auto;
}

.sticker-visual-block { display: flex; justify-content: center; align-items: center; }

.sticker-image-lg {
    max-width: 300px; width: 100%; border-radius: 12px;
    filter: drop-shadow(0 6px 20px rgba(0,0,0,0.12));
}

.sticker-text-block p {
    font-size: 0.9rem; color: #555; line-height: 2; margin-bottom: 10px; text-align: left;
}

.sticker-lead {
    font-size: 1rem !important; color: #111 !important; font-weight: 500;
    margin-bottom: 16px !important;
}

.sticker-text-block .btn { margin-top: 20px; }

.app-visual-block { display: flex; justify-content: center; align-items: center; }
.app-visual-block .image-placeholder { max-width: 220px; }

/* ===== ② DETERRENCE SECTION ===== */
.deterrence-section { background: #fff; }

.deterrence-content {
    max-width: 800px; margin: 0 auto;
}

.deterrence-visual {
    margin-bottom: 40px;
}

.deterrence-diagram {
    display: flex; align-items: center; justify-content: center;
    gap: 16px; flex-wrap: wrap;
}

.deterrence-node {
    display: flex; flex-direction: column; align-items: center;
    gap: 10px; padding: 20px 24px;
    background: #fafafa; border-radius: 12px; border: 1px solid #eee;
    min-width: 140px;
}

.deterrence-node-icon {
    display: flex; align-items: center; justify-content: center;
    width: 56px; height: 56px; background: #fff; border-radius: 50%;
}

.deterrence-node span {
    font-size: 0.9rem; font-weight: 700; color: #111; white-space: nowrap;
}

.deterrence-arrow {
    font-size: 1.6rem; color: #999; font-weight: 700;
}

.deterrence-text {
    max-width: 800px; margin: 0 auto;
}

.deterrence-text p {
    font-size: 0.95rem; color: #555; line-height: 2.2; margin-bottom: 12px;
}
.deterrence-text p strong { color: #111; }
.deterrence-text p:last-child { margin-bottom: 0; }

/* ===== ③ EMERGENCY SECTION ===== */
.emergency-section { background: #fafafa; }

.emergency-scenario {
    max-width: 800px; margin: 0 auto 44px;
}

.emergency-scenario-card {
    background: #fff; border: 1px solid #eee; border-radius: 12px;
    padding: 28px 32px; text-align: center;
}

.emergency-scenario-label {
    display: inline-block; font-size: 0.78rem; font-weight: 700;
    color: #888; background: #f5f5f5; padding: 4px 16px;
    border-radius: 20px; margin-bottom: 16px; letter-spacing: 0.05em;
}

.emergency-scenario-text {
    font-size: 0.95rem; color: #555; line-height: 2.2; margin: 0;
}

/* ===== NOTIFY SECTION ===== */
.notify-section { background: #fff; }

.notify-content { max-width: 800px; margin: 0 auto; }

.notify-lead {
    text-align: center; font-size: 1.05rem; color: #111;
    margin-bottom: 36px;
}

.notify-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}

.notify-card {
    display: flex; flex-direction: column; align-items: center; gap: 12px;
    padding: 28px 20px 24px; background: #fafafa; border-radius: 12px;
    border: 1px solid #eee; text-align: center;
}

.notify-card-icon {
    display: flex; align-items: center; justify-content: center;
    width: 56px; height: 56px; background: #fff; border-radius: 50%;
}

.notify-card h3 {
    font-size: 0.92rem; font-weight: 700; color: #111; margin: 0;
}

.notify-card p {
    font-size: 0.82rem; color: #666; line-height: 1.7; margin: 0;
}

.notify-note {
    text-align: center; font-size: 0.88rem; color: #888; line-height: 1.9;
    background: #fafafa; padding: 16px 28px; border-radius: 8px;
}

/* ===== ④ COMMUNITY SECTION ===== */
.community-section { background: #fafafa; }

.community-content { max-width: 800px; margin: 0 auto; }

.community-content p {
    font-size: 0.95rem; color: #555; line-height: 2.2; margin-bottom: 12px;
}
.community-content p strong { color: #111; }
.community-content p:last-child { margin-bottom: 0; }

.section-conclusion {
    color: #111 !important; font-weight: 700; font-size: 1.05rem !important;
}

.story-section { background: #fff; }

/* ===== ⑤ RENEWAL SECTION ===== */
.renewal-section { background: #fff; }

.renewal-content { max-width: 800px; margin: 0 auto; }

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

.renewal-card {
    padding: 32px 24px 28px; background: #fafafa;
    border-radius: 12px; border: 1px solid #eee;
}

.renewal-card-num {
    font-size: 1.6rem; font-weight: 900; color: #ccc; margin-bottom: 12px;
    letter-spacing: 0.02em;
}

.renewal-card h3 {
    font-size: 0.92rem; font-weight: 700; color: #111; margin-bottom: 12px;
    line-height: 1.5;
}

.renewal-card p {
    font-size: 0.85rem; color: #666; line-height: 1.9; margin: 0;
}
.renewal-card p strong { color: #111; }

/* ===== ⑥ JOIN SECTION ===== */
.join-section { background: #fafafa; }

.join-cta {
    text-align: center; margin-top: 40px;
    display: flex; flex-direction: column; align-items: center; gap: 12px;
}

.join-cta-note {
    font-size: 0.84rem; color: #888;
}

/* ===== ⑧ PURCHASE SECTION ===== */
.purchase-section { background: #fff; }

.purchase-lead {
    text-align: center; max-width: 800px; margin: 0 auto 44px;
}

.purchase-lead p {
    font-size: 0.95rem; color: #555; line-height: 2.2; margin-bottom: 8px;
}
.purchase-lead p strong { color: #111; }
.purchase-lead p:last-child { margin-bottom: 0; }

.purchase-products {
    max-width: 800px; margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.purchase-product-card {
    display: flex; flex-direction: column; align-items: center; text-align: center;
    padding: 24px 20px; background: #fafafa;
    border-radius: 12px; border: 1px solid #eee;
}

.purchase-product-use {
    display: inline-flex; align-items: center; justify-content: center;
    min-height: 28px; margin-bottom: 14px; padding: 4px 14px;
    border-radius: 999px; background: #fff; border: 1px solid #ddd;
    color: #555; font-size: 0.78rem; font-weight: 700;
}

.purchase-product-image {
    position: relative;
    width: 120px; height: 120px; margin-bottom: 16px;
}

.purchase-product-image img {
    width: 100%; height: 100%; object-fit: contain;
    border-radius: 8px;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.08));
}

.purchase-product-image--stack img {
    position: absolute;
    top: 0; left: 0;
}
.purchase-product-image--stack img:nth-child(1) { transform: rotate(-10deg) translateX(-12px); z-index: 3; }
.purchase-product-image--stack img:nth-child(2) { transform: rotate(10deg) translateX(12px); z-index: 1; }
.purchase-product-image--stack img:nth-child(3) { transform: rotate(0deg); z-index: 2; }

.sticker-count-badge {
    position: absolute;
    top: 0px; right: -15px;
    background: #000000; color: #fff;
    font-size: 0.75rem; font-weight: 700;
    padding: 3px 10px; border-radius: 999px;
    z-index: 4;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

.purchase-product-body {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
}

.purchase-product-name {
    font-size: 0.95rem; font-weight: 700; color: #111; margin-bottom: 8px;
}

.purchase-product-price {
    font-size: 1.15rem; font-weight: 700; color: #c62828; margin-bottom: 10px;
}

.purchase-product-desc {
    font-size: 0.84rem; color: #666; line-height: 1.9; margin-bottom: 16px; text-align: left;
}

.purchase-product-size {
    font-size: 0.78rem; color: #aaa;
}

.purchase-product-link {
    display: inline-block;
    margin-top: auto;
    padding: 8px 44px;
    background: #c62828;
    color: #fff;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 700;
    transition: all 0.2s;
}
.purchase-product-link:hover {
    background: #b71c1c;
    transform: translateY(-1px);
}
.purchase-product-link:focus-visible {
    outline: 2px solid #111;
    outline-offset: 2px;
}

.purchase-cta-block {
    text-align: center; margin-top: 44px;
}

.purchase-cta-text {
    font-size: 0.95rem; color: #555; line-height: 2;
    margin-bottom: 24px;
}

.purchase-cta-block .cta-buttons {
    justify-content: center;
}

/* ===== FAQ SECTION ===== */
.faq-section { background: #fafafa; }

.faq-list { max-width: 800px; margin: 0 auto; }

.faq-item {
    background: #fff; border-radius: 8px; margin-bottom: 8px;
    overflow: hidden; border: 1px solid #eee;
}

.faq-question {
    padding: 18px 24px; font-weight: 700; font-size: 0.92rem;
    cursor: pointer; display: flex; justify-content: space-between; align-items: center;
    gap: 12px; user-select: none; color: #111; min-height: 48px;
    width: 100%; text-align: left; background: transparent; border: 0;
}

.faq-question::after {
    content: '+'; font-size: 1.3rem; color: #999; font-weight: 400;
    flex-shrink: 0; transition: transform 0.2s;
}
.faq-item.open .faq-question::after { content: '−'; }

.faq-answer {
    max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 24px; color: #666; font-size: 0.86rem; line-height: 1.9;
}
.faq-answer a { color: #111; font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.faq-item.open .faq-answer { max-height: 400px; padding: 0 24px 18px; }

/* ===== FINAL CTA ===== */
.final-cta {
    background: #111; color: #fff; text-align: center; padding: 100px 0;
}

.final-cta h2 { color: #fff; }

.final-message {
    font-size: 1rem; margin-bottom: 32px; opacity: 0.8;
}

.final-cta .cta-buttons { justify-content: center; }

.final-cta .btn-white { background: #fff; color: #111; border: none; }
.final-cta .btn-white:hover { background: #e5e5e5; }

/* ===== FOOTER ===== */
footer {
    background: #fafafa; border-top: 1px solid #eee;
    padding: 40px 0; text-align: center;
}

.footer-links {
    display: flex; flex-wrap: wrap; justify-content: center;
    gap: 20px; margin-bottom: 20px;
}

.footer-links a { color: #666; font-size: 0.84rem; padding: 4px 0; transition: color 0.2s; }
.footer-links a:hover { color: #111; }

.copyright { color: #aaa; font-size: 0.8rem; }

/* ===== ANIMATION ===== */
.fade-in {
    opacity: 1; transform: translateY(0); transition: all 0.6s ease;
}
.js-enabled .fade-in { opacity: 0; transform: translateY(16px); }
.js-enabled .fade-in.visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
    .fade-in, .js-enabled .fade-in, .js-enabled .fade-in.visible {
        transition: none; opacity: 1; transform: none;
    }
    html { scroll-behavior: auto; }
}

/* ===== RESPONSIVE ===== */
.sp-only { display: none; }

@media (max-width: 768px) {
    .sp-only { display: inline; }

    .section { padding: 64px 0; }
    .section-title { font-size: 1.35rem; margin-bottom: 36px; }

    .hamburger { display: flex; }

    .nav-links {
        display: none; position: absolute; top: 100%; left: 0; right: 0;
        background: #fff; flex-direction: column; padding: 8px 0;
        border-bottom: 1px solid #eee; box-shadow: 0 4px 12px rgba(0,0,0,0.04);
    }
    .nav-links.open { display: flex; }
    .nav-links li { width: 100%; }
    .nav-links a {
        display: flex; align-items: center; padding: 14px 24px;
        border-radius: 0; min-height: 48px;
    }
    .nav-links .nav-cta {
        margin: 4px 12px; border-radius: 8px; justify-content: center; text-align: center;
    }

    .hero { padding: 104px 0 64px; min-height: auto; }
    .hero-content { grid-template-columns: 1fr; gap: 36px; }
    .hero-text { text-align: left; order: 1; }
    .hero-image { order: 2; }
    .hero h1 { font-size: 1.7rem; }
    .sub-catch { font-size: 0.9rem; }

    .sticker-overlay { width: 140px; bottom: -20px; right: -12px; }

    .cta-buttons { flex-direction: column; align-items: stretch; }
    .btn-large { width: 100%; }

    .sticker-content { grid-template-columns: 1fr; gap: 28px; text-align: center; }
    .sticker-image-lg { max-width: 220px; }
    .sticker-text-block p { text-align: left; }

    .concern-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .concern-card { padding: 24px 16px 22px; }
    .concern-card p { font-size: 0.85rem; }

    .step-row { padding: 16px 20px; }
    .about-note { display: block; width: auto; }

    .deterrence-diagram { flex-direction: column; gap: 12px; }
    .deterrence-arrow { transform: rotate(90deg); }
    .deterrence-node { min-width: 200px; }

    .notify-grid { grid-template-columns: 1fr; gap: 12px; }
    .notify-card { flex-direction: row; text-align: left; gap: 16px; padding: 20px; }
    .notify-card-icon { width: 44px; height: 44px; flex-shrink: 0; }
    .notify-card-icon svg { width: 26px; height: 26px; }

    .renewal-grid { grid-template-columns: 1fr; gap: 16px; }

    .purchase-products { grid-template-columns: 1fr; }
    .purchase-product-image { width: 100px; height: 100px; }
    .purchase-cta-block .cta-buttons { flex-direction: column; align-items: stretch; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 1.45rem; }
    .container { padding: 0 18px; }
    .section { padding: 52px 0; }
    .section-title { font-size: 1.25rem; }

    .sticker-overlay { width: 110px; bottom: -14px; right: -8px; }
    .sticker-image-lg { max-width: 180px; }
    .footer-links { flex-direction: column; gap: 10px; }
    .step-row { gap: 14px; padding: 14px 16px; }
    .step-number-circle { width: 38px; height: 38px; font-size: 0.9rem; }
    .concern-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .concern-card { padding: 20px 12px 18px; }
    .concern-icon { width: 44px; height: 44px; }
    .concern-icon svg { width: 32px; height: 32px; }
    .concern-card p { font-size: 0.8rem; }
}

@media (min-width: 769px) {
    .sp-only { display: none; }
}