/* =========================================================
   tasukaru.page  shared stylesheet
   - Common tokens / reset / base
   - Page-scoped styles via body classes:
       .page-landing  ... index.html (LP)
       .page-about    ... about.html
       .page-contact  ... contact.html
       .page-legal    ... privacy-policy.html
   ========================================================= */


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


/* ---------- Design tokens ---------- */
:root {
    --bg: #0b1020;
    --bg-accent: #0f172a;
    --card: #111827;
    --card-hover: #131c2e;
    --border: rgba(255, 255, 255, 0.06);
    --border-strong: rgba(255, 255, 255, 0.1);
    --accent: #06b6d4;
    --accent-soft: rgba(6, 182, 212, 0.12);
    --text: #e5e7eb;
    --text-dim: #94a3b8;
    --text-mono: #67e8f9;
    --shadow: 0 1px 0 rgba(255, 255, 255, 0.04) inset, 0 8px 24px rgba(0, 0, 0, 0.35);
}


/* ---------- Base ---------- */
html,
body {
    height: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', sans-serif;
    color: var(--text);
    background:
        radial-gradient(1200px 600px at 85% -10%, rgba(6, 182, 212, 0.08), transparent 60%),
        radial-gradient(900px 500px at 0% 100%, rgba(99, 102, 241, 0.06), transparent 55%),
        var(--bg);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.page-landing {
    line-height: 1.5;
}

body.page-about,
body.page-contact,
body.page-legal {
    line-height: 1.7;
}


/* ---------- Common: page-eyebrow ---------- */
.page-eyebrow {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.75rem;
}


/* ---------- Common: site-header (about/contact/legal) ---------- */
.page-about .site-header,
.page-contact .site-header,
.page-legal .site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 3rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.logo-link {
    font-size: 1.1rem;
    font-weight: 700;
    color: #ffffff;
    text-decoration: none;
    letter-spacing: -0.02em;
}

.logo-link:hover {
    color: var(--accent);
}


/* ---------- Common: site-nav ---------- */
/* About / Contact / Legal: simple inline nav inside header */
.page-about .site-nav,
.page-contact .site-nav,
.page-legal .site-nav {
    display: flex;
    gap: 1.25rem;
}

.page-about .site-nav a,
.page-contact .site-nav a,
.page-legal .site-nav a {
    font-size: 0.82rem;
    color: var(--text-dim);
    text-decoration: none;
    transition: color 0.15s ease;
}

.page-about .site-nav a:hover,
.page-contact .site-nav a:hover,
.page-legal .site-nav a:hover {
    color: var(--accent);
}


/* ---------- Common: site-footer (about/contact/legal) ---------- */
.site-footer {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-dim);
    font-size: 0.75rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 1.25rem;
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.75rem;
    transition: color 0.15s ease;
}

.footer-links a:hover {
    color: var(--accent);
}


/* =========================================================
   page-landing  (index.html)
   ========================================================= */
.page-landing .container {
    max-width: 880px;
    margin: 0 auto;
    padding: 1.5rem 1.25rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1.5rem;
}

.page-landing .header {
    text-align: center;
}

.page-landing .logo {
    font-size: 2rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.02em;
    display: inline-block;
    position: relative;
    padding-bottom: 0.4rem;
}

.page-landing .logo::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 28px;
    height: 2px;
    background: var(--accent);
    transform: translateX(-50%);
    border-radius: 2px;
}

.page-landing .subtitle {
    margin-top: 0.75rem;
    font-size: 0.95rem;
    color: var(--text-dim);
}

.page-landing .services-eyebrow {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-dim);
    text-align: center;
    margin-bottom: 0.75rem;
}

.page-landing .services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 0.875rem;
}

.page-landing .service-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.page-landing .service-item {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem;
    box-shadow: var(--shadow);
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.page-landing .service-link:hover .service-item,
.page-landing .service-link:focus-visible .service-item {
    transform: translateY(-2px);
    border-color: var(--accent);
    background: var(--card-hover);
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.06) inset,
        0 10px 28px rgba(0, 0, 0, 0.45),
        0 0 0 1px rgba(6, 182, 212, 0.08);
}

.page-landing .service-link:focus-visible {
    outline: none;
}

.page-landing .service-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--accent-soft);
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-strong);
}

.page-landing .service-icon svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.page-landing .service-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
}

.page-landing .service-description {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.55;
}

.page-landing .service-url {
    font-size: 0.75rem;
    color: var(--text-mono);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    margin-top: auto;
    padding-top: 0.25rem;
}

.page-landing .site-nav {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    padding: 0.5rem 0;
}

.page-landing .site-nav a {
    font-size: 0.82rem;
    color: var(--text-dim);
    text-decoration: none;
    letter-spacing: 0.01em;
    transition: color 0.15s ease;
}

.page-landing .site-nav a:hover {
    color: var(--accent);
}

.page-landing .service-features {
    margin-top: 0.25rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border);
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
}

.page-landing .feature-tag {
    font-size: 0.7rem;
    color: var(--text-mono);
    background: rgba(6, 182, 212, 0.07);
    border: 1px solid rgba(6, 182, 212, 0.15);
    border-radius: 4px;
    padding: 0.15rem 0.45rem;
}

.page-landing .footer {
    text-align: center;
    color: var(--text-dim);
    font-size: 0.75rem;
}

.page-landing .footer-links {
    display: flex;
    justify-content: center;
    gap: 1.25rem;
    margin-bottom: 0.5rem;
}

.page-landing .footer-links a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.75rem;
    transition: color 0.15s ease;
}

.page-landing .footer-links a:hover {
    color: var(--accent);
}

.page-landing .reveal {
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.page-landing .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 480px) {
    .page-landing .container {
        padding: 1.25rem 1rem;
        gap: 1.25rem;
    }

    .page-landing .logo {
        font-size: 1.75rem;
    }

    .page-landing .service-item {
        padding: 1rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .page-landing .reveal,
    .page-landing .service-item {
        transition: none;
    }

    .page-landing .reveal {
        opacity: 1;
        transform: none;
    }
}


/* =========================================================
   page-about  (about.html)
   ========================================================= */
.page-about .container {
    max-width: 720px;
    margin: 0 auto;
    padding: 2.5rem 1.25rem 4rem;
}

.page-about h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.02em;
    margin-bottom: 1.75rem;
}

.page-about .lead {
    font-size: 1rem;
    color: var(--text);
    line-height: 1.8;
    margin-bottom: 2.5rem;
    padding: 1.25rem 1.5rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: 0 8px 8px 0;
}

.page-about .section {
    margin-bottom: 2rem;
}

.page-about h2 {
    font-size: 1rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.page-about h2::before {
    content: "";
    display: inline-block;
    width: 3px;
    height: 1em;
    background: var(--accent);
    border-radius: 2px;
}

.page-about p {
    font-size: 0.9rem;
    color: var(--text-dim);
    margin-bottom: 0.75rem;
}

.page-about p:last-child {
    margin-bottom: 0;
}

.page-about .tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 0.875rem;
    margin-top: 1rem;
}

.page-about .tool-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.125rem;
}

.page-about .tool-card-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.5rem;
}

.page-about .tool-card-url {
    font-size: 0.72rem;
    color: var(--text-mono);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    margin-bottom: 0.625rem;
}

.page-about .tool-card p {
    font-size: 0.82rem;
    color: var(--text-dim);
    line-height: 1.6;
    margin-bottom: 0;
}

.page-about .info-block {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.25rem;
    margin-top: 1rem;
}

.page-about .info-row {
    display: flex;
    gap: 1rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
}

.page-about .info-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.page-about .info-label {
    color: var(--text-dim);
    min-width: 100px;
    flex-shrink: 0;
}

.page-about .info-value {
    color: var(--text);
}

.page-about a {
    color: var(--text-mono);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.page-about a:hover {
    color: var(--accent);
}

.page-about .footer-links a {
    text-decoration: none;
}

@media (max-width: 560px) {
    .page-about .site-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .page-about h1 {
        font-size: 1.4rem;
    }

    .page-about .info-row {
        flex-direction: column;
        gap: 0.2rem;
    }
}


/* =========================================================
   page-contact  (contact.html)
   ========================================================= */
.page-contact .container {
    max-width: 640px;
    margin: 0 auto;
    padding: 2.5rem 1.25rem 4rem;
}

.page-contact h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}

.page-contact .page-lead {
    font-size: 0.9rem;
    color: var(--text-dim);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.page-contact .contact-topics {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.page-contact .topic-tag {
    font-size: 0.75rem;
    color: var(--text-dim);
    background: var(--card);
    border: 1px solid var(--border-strong);
    border-radius: 5px;
    padding: 0.25rem 0.6rem;
}

.page-contact .contact-form-wrap {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.75rem;
}

.page-contact .form-group {
    margin-bottom: 1.25rem;
}

.page-contact label {
    display: block;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 0.4rem;
}

.page-contact .required {
    color: var(--accent);
    margin-left: 0.2rem;
}

.page-contact input[type="text"],
.page-contact input[type="email"],
.page-contact select,
.page-contact textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    color: var(--text);
    font-family: inherit;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    -webkit-appearance: none;
}

.page-contact input[type="text"]:focus,
.page-contact input[type="email"]:focus,
.page-contact select:focus,
.page-contact textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.1);
}

.page-contact input::placeholder,
.page-contact textarea::placeholder {
    color: rgba(148, 163, 184, 0.5);
}

.page-contact select {
    cursor: pointer;
}

.page-contact select option {
    background: #111827;
    color: var(--text);
}

.page-contact textarea {
    resize: vertical;
    min-height: 130px;
    line-height: 1.6;
}

.page-contact .form-note {
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-top: 0.35rem;
}

.page-contact .submit-btn {
    width: 100%;
    padding: 0.75rem 1.5rem;
    background: var(--accent);
    color: #0b1020;
    font-size: 0.9rem;
    font-weight: 600;
    font-family: inherit;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: opacity 0.15s ease, transform 0.15s ease;
    margin-top: 0.5rem;
}

.page-contact .submit-btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.page-contact .submit-btn:active {
    transform: translateY(0);
}

.page-contact .alt-contact {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
    text-align: center;
}

.page-contact .alt-contact p {
    font-size: 0.8rem;
    color: var(--text-dim);
}

.page-contact .alt-contact a {
    color: var(--text-mono);
}

.page-contact .response-note {
    margin-top: 1.75rem;
    background: rgba(6, 182, 212, 0.06);
    border: 1px solid rgba(6, 182, 212, 0.15);
    border-radius: 8px;
    padding: 0.875rem 1rem;
    font-size: 0.8rem;
    color: var(--text-dim);
}

.page-contact .response-note strong {
    color: var(--text);
    display: block;
    margin-bottom: 0.25rem;
}

.page-contact .success-msg {
    display: none;
    text-align: center;
    padding: 2rem;
    color: var(--accent);
    font-size: 0.95rem;
}

@media (max-width: 560px) {
    .page-contact .site-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .page-contact h1 {
        font-size: 1.4rem;
    }

    .page-contact .contact-form-wrap {
        padding: 1.25rem;
    }
}


/* =========================================================
   page-legal  (privacy-policy.html)
   ========================================================= */
.page-legal .container {
    max-width: 720px;
    margin: 0 auto;
    padding: 2.5rem 1.25rem 4rem;
}

.page-legal h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
}

.page-legal .updated {
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 2.5rem;
}

.page-legal .policy-section {
    margin-bottom: 2rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
}

.page-legal h2 {
    font-size: 1rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.875rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.page-legal p {
    font-size: 0.9rem;
    color: var(--text-dim);
    margin-bottom: 0.75rem;
}

.page-legal p:last-child {
    margin-bottom: 0;
}

.page-legal ul {
    list-style: none;
    margin: 0.5rem 0 0.75rem;
}

.page-legal ul li {
    font-size: 0.9rem;
    color: var(--text-dim);
    padding: 0.2rem 0 0.2rem 1rem;
    position: relative;
}

.page-legal ul li::before {
    content: "–";
    position: absolute;
    left: 0;
    color: var(--accent);
}

.page-legal a {
    color: var(--text-mono);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.page-legal a:hover {
    color: var(--accent);
}

.page-legal .contact-box {
    background: var(--accent-soft);
    border: 1px solid rgba(6, 182, 212, 0.2);
    border-radius: 8px;
    padding: 0.875rem 1rem;
    font-size: 0.85rem;
    color: var(--text);
    margin-top: 0.75rem;
}

.page-legal .footer-links a {
    text-decoration: none;
}

@media (max-width: 560px) {
    .page-legal .site-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .page-legal h1 {
        font-size: 1.4rem;
    }
}