/* ============================================================
   Layout — Header / Hero / Main / Footer
   ============================================================ */
.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 16px;
}

/* ---------- Header ---------- */
.site-header {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
    border-bottom: 1px solid var(--color-line);
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-header__inner {
    display: flex;
    align-items: center;
    gap: 16px;
    height: 60px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-text);
    flex-shrink: 0;
}

.site-logo:hover {
    color: var(--color-text);
    opacity: 0.85;
}

.site-logo__img {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
    object-fit: contain;
    border-radius: 8px;
}

.site-logo__owl {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
    color: #8b5a2b;
    display: inline-flex;
}

.site-logo__owl svg {
    width: 100%;
    height: 100%;
    display: block;
}

.site-logo__body {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.site-logo__text {
    font-size: 0.9375rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    line-height: 1.15;
}

.site-logo__text em {
    font-style: normal;
    color: var(--color-primary);
}

.site-logo__tagline {
    font-size: 0.625rem;
    color: var(--color-text-light);
    display: block;
    font-weight: 500;
    letter-spacing: 0.04em;
    margin-top: 2px;
}

.site-nav {
    margin-left: auto;
}

.site-nav__list {
    display: flex;
    gap: 20px;
}

.site-nav__list a {
    color: var(--color-text-2);
    font-size: 0.8125rem;
    font-weight: 600;
    transition: color var(--transition);
}

.site-nav__list a:hover {
    color: var(--color-primary);
}

@media (min-width: 768px) {
    .site-header__inner {
        height: 68px;
    }
    .site-logo__img {
        width: 38px;
        height: 38px;
    }
    .site-logo__owl {
        width: 38px;
        height: 38px;
    }
    .site-logo__text {
        font-size: 1.0625rem;
    }
    .site-logo__tagline {
        font-size: 0.75rem;
    }
    .site-nav__list {
        gap: 28px;
    }
}

/* ---------- Main ---------- */
.site-main {
    min-height: 60vh;
    padding: 20px 0 48px;
}

/* ---------- Hero ---------- */
.hero {
    background: linear-gradient(180deg, var(--color-primary-soft) 0%, var(--color-bg) 100%);
    padding: 24px 0 20px;
    margin: -20px 0 24px;
    position: relative;
    overflow: hidden;
}

.hero__title {
    font-size: clamp(1.4rem, 5.5vw, 2.125rem);
    font-weight: 900;
    line-height: 1.35;
    letter-spacing: 0.01em;
    margin-bottom: 8px;
    color: var(--color-text);
}

.hero__title em {
    font-style: normal;
    color: var(--color-primary);
    background: linear-gradient(transparent 62%, oklch(0.88 0.12 var(--hue)) 62%);
    padding: 0 4px;
}

.hero__subtitle {
    font-size: 0.875rem;
    color: var(--color-text-2);
    font-weight: 500;
    margin: 0 0 16px;
    line-height: 1.7;
}

.hero__search {
    background: var(--color-surface);
    border: 1.5px solid var(--color-line);
    border-radius: var(--radius);
    padding: 6px 6px 6px 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow-1);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.hero__search:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.hero__search-icon {
    width: 18px;
    height: 18px;
    color: var(--color-text-light);
    flex-shrink: 0;
}

.hero__search input {
    flex: 1;
    border: none;
    outline: none;
    font: inherit;
    padding: 10px 0;
    font-size: 0.875rem;
    background: transparent;
    color: var(--color-text);
    min-width: 0;
}

.hero__search input::placeholder {
    color: var(--color-text-light);
}

.hero__search button {
    background: var(--color-primary);
    color: #fff;
    font-weight: 700;
    border-radius: var(--radius-sm);
    padding: 9px 16px;
    font-size: 0.8125rem;
    transition: background var(--transition), transform var(--transition);
    flex-shrink: 0;
}

.hero__search button:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
}

.hero__chips {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 12px 0 4px;
    scrollbar-width: none;
}

.hero__chips::-webkit-scrollbar {
    display: none;
}

.chip {
    flex: 0 0 auto;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    padding: 7px 14px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-text-2);
    transition: all var(--transition);
}

.chip:hover {
    border-color: var(--color-primary-soft-2);
    color: var(--color-primary);
}

.chip--on,
.chip--on:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.hero__kpi {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-top: 12px;
}

.kpi-card {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-sm);
    padding: 14px 10px;
    text-align: center;
}

.kpi-card__n {
    font-family: var(--font-num);
    font-weight: 900;
    font-size: 1.375rem;
    color: var(--color-primary);
    letter-spacing: -0.01em;
    line-height: 1.1;
}

.kpi-card__l {
    font-size: 0.6875rem;
    color: var(--color-text-2);
    margin-top: 4px;
    font-weight: 600;
}

.hero__updated {
    display: inline-block;
    margin-top: 10px;
    font-size: 0.6875rem;
    color: var(--color-text-light);
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    padding: 3px 10px;
    border-radius: 999px;
}

.sp-only {
    display: inline;
}

@media (min-width: 640px) {
    .hero__kpi {
        grid-template-columns: repeat(3, minmax(0, 180px));
    }
}

@media (min-width: 768px) {
    .sp-only {
        display: none;
    }
    .hero {
        padding: 40px 0 32px;
    }
    .hero__subtitle {
        font-size: 0.9375rem;
    }
    .kpi-card__n {
        font-size: 1.625rem;
    }
}

/* ---------- Sections ---------- */
.section {
    margin-bottom: 40px;
}

.section__title {
    font-size: 1.125rem;
    font-weight: 800;
    margin-bottom: 16px;
    padding-left: 10px;
    border-left: 4px solid var(--color-primary);
    border-radius: 2px;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: 0.01em;
}

.section__more {
    text-align: center;
    margin-top: 20px;
}

/* ---------- Page Title ---------- */
.page-title {
    font-size: 1.5rem;
    font-weight: 900;
    line-height: 1.4;
    margin-bottom: 16px;
    letter-spacing: 0.01em;
}

.page-thumbnail {
    margin-bottom: 24px;
    border-radius: var(--radius);
    overflow: hidden;
}

.page-thumbnail img {
    width: 100%;
    height: auto;
    display: block;
}

@media (min-width: 768px) {
    .page-title {
        font-size: 1.875rem;
    }
    .page-thumbnail {
        max-width: 60%;
        margin-bottom: 32px;
    }
}

/* ---------- Grids ---------- */
.smartphone-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.brand-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
}

/* ---------- Pagination ---------- */
.pagination {
    margin-top: 32px;
    text-align: center;
}

.pagination .nav-links {
    display: flex;
    justify-content: center;
    gap: 6px;
    flex-wrap: wrap;
}

.pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 0.875rem;
    font-weight: 600;
    background: var(--color-surface);
    font-family: var(--font-num);
    transition: all var(--transition);
}

.pagination .page-numbers:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.pagination .page-numbers.current {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

/* ---------- Phone Detail ---------- */
.phone-detail {
    margin-bottom: 40px;
}

.phone-detail__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.phone-detail__image {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
}

.phone-detail__image img {
    max-height: 400px;
    margin: 0 auto;
    object-fit: contain;
}

.phone-detail__title {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 10px;
}

.phone-detail__price {
    font-family: var(--font-num);
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-primary);
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.phone-detail__condition {
    margin-bottom: 16px;
}

.phone-detail__specs {
    margin-bottom: 20px;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    overflow: hidden;
}

.phone-detail__specs th,
.phone-detail__specs td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--color-line-2);
    font-size: 0.8125rem;
    text-align: left;
}

.phone-detail__specs tr:last-child th,
.phone-detail__specs tr:last-child td {
    border-bottom: none;
}

.phone-detail__specs th {
    background: var(--color-bg);
    font-weight: 700;
    color: var(--color-text-2);
    width: 110px;
}

@media (min-width: 768px) {
    .phone-detail__grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

/* ---------- 404 ---------- */
.not-found {
    text-align: center;
    padding: 80px 0;
}

.not-found__title {
    font-family: var(--font-num);
    font-size: 4rem;
    font-weight: 900;
    color: var(--color-text-light);
    letter-spacing: -0.04em;
}

.not-found__text {
    margin: 12px 0 24px;
    color: var(--color-text-2);
}

/* ---------- Footer ---------- */
.site-footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-line);
    color: var(--color-text-2);
    padding: 32px 0 24px;
    margin-top: 40px;
    font-size: 0.75rem;
}

.site-footer__inner {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 20px;
}

.site-footer__brand {
    font-weight: 800;
    color: var(--color-text);
    font-size: 0.875rem;
}

.site-footer__note {
    font-size: 0.6875rem;
    line-height: 1.8;
    color: var(--color-text-light);
}

.site-footer__nav ul {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
}

.site-footer__nav a {
    color: var(--color-text-2);
    font-weight: 600;
    font-size: 0.75rem;
}

.site-footer__nav a:hover {
    color: var(--color-primary);
}

.site-footer__copy {
    font-size: 0.6875rem;
    color: var(--color-text-light);
    text-align: center;
    border-top: 1px solid var(--color-line-2);
    padding-top: 16px;
}

@media (min-width: 768px) {
    .site-footer__inner {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 24px;
    }
}