/* =========================
   Tsuki Works 共通
========================= */

/* =========================
   フォント
========================= */

html,
body,
button,
input,
textarea,
select {
    font-family: "Zen Kaku Gothic New", sans-serif;
}

:root {
    /* ベースカラー */
    --bg-color: #f5f2eb;
    --section-color: #ebe6dc;
    --white: #faf9f5;

    /* 文字 */
    --text-color: #3f4650;
    --main-color: #263446;

    /* ネイビー */
    --navy: #263446;
    --navy-dark: #202b39;

    /* ゴールド */
    --accent-color: #a88343;
    --accent-light: #c9a968;

    /* 枠線 */
    --border-color: #d9d2c5;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.8;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    color: inherit;
    text-decoration: none;
}

a:hover {
    opacity: 0.7;
}

button,
input,
textarea,
select {
    font-family: inherit;
}

.container {
    width: min(1100px, calc(100% - 40px));
    margin: 0 auto;
}

.site-main {
    min-height: 60vh;
    background: var(--bg-color);
}

.section-label {
    margin: 0 0 10px;
    color: var(--accent-color);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.18em;
}

h1,
h2,
h3 {
    color: var(--main-color);
    line-height: 1.35;
}

p {
    margin-top: 0;
}


/* =========================
   ヘッダー
========================= */

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(245, 242, 235, 0.97);
    border-bottom: 1px solid var(--border-color);
}

.header-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}


/* =========================
   ロゴ
========================= */

.site-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.site-logo img {
    display: block;
    width: auto;
    max-width: 170px;
    max-height: 48px;
}


/* =========================
   ハンバーガーボタン
========================= */

.menu-toggle {
    display: none;
}


/* =========================
   ヘッダーメニュー
========================= */

.site-nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

.site-nav a {
    display: block;
    color: var(--main-color);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.site-nav a:hover {
    color: var(--accent-color);
    opacity: 1;
}


/* =========================
   HOME
========================= */

.hero {
    padding: 125px 0 120px;
    text-align: center;
    background:
        linear-gradient(
            180deg,
            #faf9f5 0%,
            #f5f2eb 100%
        );
}

.hero-subtitle {
    margin: 0 0 20px;
    color: var(--accent-color);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.22em;
}

.hero h1 {
    margin: 0 0 28px;
    color: var(--navy);
    font-size: clamp(2.8rem, 7vw, 5rem);
    font-weight: 600;
    letter-spacing: 0.04em;
}

.hero-lead {
    margin: 0 auto 25px;
    color: var(--text-color);
    font-size: clamp(1.15rem, 2.5vw, 1.5rem);
    font-weight: 500;
    line-height: 1.8;
}

.hero-description {
    max-width: 650px;
    margin: 0 auto 38px;
    color: #626872;
    font-size: 0.95rem;
}


/* =========================
   ボタン
========================= */

.button {
    display: inline-block;
    padding: 13px 30px;
    background: var(--navy);
    color: #ffffff;
    border: 1px solid var(--navy);
    border-radius: 3px;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    transition:
        background 0.2s ease,
        color 0.2s ease,
        opacity 0.2s ease;
}

.button:hover {
    background: transparent;
    color: var(--navy);
    opacity: 1;
}


/* =========================
   About
========================= */

.about-section {
    padding: 105px 0;
    background: var(--bg-color);
}

.about-section h1 {
    margin: 0 0 25px;
    color: var(--navy);
    font-size: 3rem;
    font-weight: 600;
}

.about-section h2 {
    max-width: 700px;
    margin: 0 0 25px;
    color: var(--navy);
    font-size: 2.5rem;
}

.about-lead {
    max-width: 700px;
    margin-bottom: 55px;
    color: #626872;
}

.about-section > .container > p:not(.section-label) {
    max-width: 700px;
    color: #626872;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.about-item {
    padding: 30px;
    background: var(--white);
    border: 1px solid var(--border-color);
}

.about-number {
    margin-bottom: 8px;
    color: var(--accent-color);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
}

.about-item h3 {
    margin: 0 0 15px;
    color: var(--navy);
    font-size: 1.15rem;
    letter-spacing: 0.08em;
}

.about-item p:last-child {
    margin-bottom: 0;
    color: #626872;
    font-size: 0.9rem;
}


/* =========================
   Profile
========================= */

.profile-section {
    padding: 105px 0;
    background: var(--section-color);
}

.profile-section h2 {
    margin: 0 0 35px;
    color: var(--navy);
    font-size: 2.5rem;
}

.profile-content {
    max-width: 750px;
}

.profile-content p {
    margin-bottom: 22px;
    color: #626872;
}


/* =========================
   Skills
========================= */

.skills-section {
    padding: 105px 0;
    background: var(--bg-color);
}

.skills-section h2 {
    margin: 0 0 40px;
    color: var(--navy);
    font-size: 2.5rem;
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skills-list span {
    display: inline-block;
    padding: 9px 16px;
    background: var(--white);
    border: 1px solid var(--border-color);
    color: var(--navy);
    font-size: 0.85rem;
}


/* =========================
   Works
========================= */

.works-section {
    padding: 105px 0;
    background: var(--section-color);
}

.works-section h1 {
    margin: 0 0 25px;
    color: var(--navy);
    font-size: 3rem;
    font-weight: 600;
}

.works-section h2 {
    margin: 0 0 20px;
    color: var(--navy);
    font-size: 2.5rem;
}

.works-lead {
    max-width: 700px;
    margin-bottom: 55px;
    color: #626872;
}

.works-section > .container > p:not(.section-label) {
    max-width: 700px;
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.work-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease;
}

.work-card:hover {
    transform: translateY(-3px);
    box-shadow:
        0 10px 30px rgba(38, 52, 70, 0.08);
}

.work-card-body {
    padding: 32px;
}

.work-category {
    margin-bottom: 10px;
    color: var(--accent-color);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
}

.work-card h2 {
    margin: 0 0 15px;
    color: var(--navy);
    font-size: 1.5rem;
}

.work-card h3 {
    margin: 0 0 15px;
    color: var(--navy);
    font-size: 1.35rem;
}

.work-card-body > p:not(.work-category) {
    margin-bottom: 25px;
    color: #626872;
    font-size: 0.9rem;
}

.work-card a {
    color: var(--navy);
    font-size: 0.88rem;
    font-weight: 600;
}

.work-card a:hover {
    color: var(--accent-color);
    opacity: 1;
}

.work-status {
    display: inline-block;
    padding: 5px 12px;
    border: 1px solid var(--border-color);
    color: #626872;
    font-size: 0.75rem;
}


/* =========================
   Contact
========================= */

.contact-section {
    padding: 110px 0;
    background: var(--navy);
    color: #ffffff;
    text-align: center;
}

.contact-section .section-label {
    color: var(--accent-light);
}

.contact-section h1,
.contact-section h2 {
    margin: 0 0 25px;
    color: #ffffff;
    font-size: 2.5rem;
}

.contact-section h1 {
    font-size: 3rem;
    font-weight: 600;
}

.contact-section p {
    max-width: 650px;
    margin: 0 auto 35px;
    color: rgba(255, 255, 255, 0.78);
}

.contact-section .button {
    background: #f8f6f0;
    color: var(--navy);
    border-color: #f8f6f0;
}

.contact-section .button:hover {
    background: transparent;
    color: #ffffff;
}


/* =========================
   Contact Form 7
========================= */

.contact-form {
    max-width: 700px;
    margin: 50px auto 0;
    padding: 35px;
    background: var(--white);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    text-align: left;
}

.contact-form p {
    margin-bottom: 20px;
    color: var(--text-color);
}

.contact-form label {
    display: block;
    margin-bottom: 7px;
    color: var(--navy);
    font-size: 0.9rem;
    font-weight: 600;
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form textarea {
    width: 100%;
    padding: 12px 14px;
    background: #fcfbf8;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    font-family: inherit;
    font-size: 0.95rem;
}

.contact-form textarea {
    min-height: 180px;
    resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

.contact-form input[type="submit"] {
    padding: 12px 30px;
    background: var(--navy);
    color: #ffffff;
    border: 1px solid var(--navy);
    border-radius: 3px;
    font-family: inherit;
    font-size: 0.9rem;
    cursor: pointer;
}

.contact-form input[type="submit"]:hover {
    background: transparent;
    color: var(--navy);
}


/* =========================
   セクション内ボタン
========================= */

.section-more {
    margin-top: 45px;
    text-align: center;
}


/* =========================
   フッター
========================= */

.site-footer {
    padding: 35px 0;
    background: var(--navy-dark);
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.8rem;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.footer-logo {
    margin: 0;
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
}

.footer-description {
    margin: 3px 0 0;
    font-size: 0.75rem;
}

.footer-nav {
    display: flex;
    gap: 22px;
}

.footer-nav a:hover {
    color: #ffffff;
    opacity: 1;
}

.footer-bottom {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-bottom p {
    margin: 0;
}


/* =========================
   個別ページ
========================= */

.work-detail {
    max-width: 850px;
    margin: 0 auto;
    padding: 90px 0;
    background: var(--bg-color);
}

.work-detail-title {
    margin: 0 0 10px;
    color: var(--navy);
    font-size: 3rem;
}

.work-detail-date {
    margin-bottom: 40px;
    color: #626872;
    font-size: 0.85rem;
}

.work-detail-image {
    margin-bottom: 45px;
    text-align: center;
}

.work-detail-image img {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid var(--border-color);
}

.work-content {
    color: var(--text-color);
    line-height: 2;
}

.work-detail-back {
    margin-top: 55px;
    text-align: center;
}

.work-detail-back a {
    display: inline-block;
    padding: 10px 22px;
    border: 1px solid var(--border-color);
    background: var(--white);
    color: var(--navy);
    font-size: 0.85rem;
}


/* =========================
   404
========================= */

.error-section {
    padding: 140px 0;
    background: var(--section-color);
    text-align: center;
}

.error-section h1 {
    margin: 0 0 25px;
    color: var(--navy);
    font-size: 2.8rem;
}

.error-section p:not(.section-label) {
    margin: 0 auto 40px;
    color: #626872;
}

.error-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.button-outline {
    background: transparent;
    color: var(--navy);
}

.button-outline:hover {
    background: var(--navy);
    color: #ffffff;
}


/* =========================
   Contactページ
========================= */

.page-template-contact .about-section {
    background: var(--section-color);
}

.page-template-contact .about-item {
    background: #f7f4ed;
}


/* =========================
   HOME
========================= */

.front-page .about-section,
.home .about-section {
    background: var(--bg-color);
}

.front-page .profile-section,
.home .profile-section {
    background: var(--section-color);
}

.front-page .skills-section,
.home .skills-section {
    background: var(--bg-color);
}

.front-page .works-section,
.home .works-section {
    background: var(--section-color);
}


/* =========================
   フォーム・選択時
========================= */

input::placeholder,
textarea::placeholder {
    color: #92969c;
    opacity: 1;
}


/* =========================
   フォーカス
========================= */

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 3px;
}

/* =========================
   画像の大きさ
========================= */

.work-card-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: 8px;
}

.work-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
}