.home-page,
.login-page,
.blog-article { font-family: "Pretendard", "Inter", "Segoe UI", system-ui, sans-serif; }

.home-page { max-width: 1180px; margin: 0 auto; padding: 42px 0 80px; }
.home-hero {
    position: relative; display: block; overflow: hidden;
    border: 1px solid rgba(148, 163, 184, .18); border-radius: 18px; padding: 34px 38px;
    background: radial-gradient(circle at 86% 18%, rgba(53, 194, 232, .18), transparent 27%),
                linear-gradient(145deg, #111b2c 0%, #0d1728 68%, #102538 100%);
}
.home-hero::after {
    content: ""; position: absolute; width: 320px; height: 320px; right: -110px; bottom: -190px;
    border: 1px solid rgba(53, 194, 232, .22); border-radius: 50%;
    box-shadow: 0 0 0 54px rgba(53, 194, 232, .025), 0 0 0 108px rgba(53, 194, 232, .018);
}
.home-hero__copy { position: relative; z-index: 1; max-width: 760px; }
.home-kicker, .home-eyebrow { color: #55cdec; font-size: .72rem; font-weight: 900; letter-spacing: .12em; }
.home-hero h1 { margin: 12px 0 10px; color: #f4f8fc; font-size: clamp(1.75rem, 3vw, 2.55rem); line-height: 1.22; letter-spacing: -.04em; }
.home-hero__copy > p { max-width: 640px; margin: 0; color: #a9b8ca; font-size: .94rem; line-height: 1.65; }
.home-section { margin-top: 62px; }
.home-section__heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 20px; }
.home-section__heading h2 { margin: 7px 0 0; font-size: 1.65rem; letter-spacing: -.025em; }
.home-section__heading > p { margin: 0; color: #91a1b7; font-size: .88rem; }
.home-section__side { display: flex; align-items: center; gap: 18px; }
.home-section__side p { margin: 0; color: #91a1b7; font-size: .88rem; }
.home-section__side a { color: #55cdec; font-size: .8rem; font-weight: 800; text-decoration: none; white-space: nowrap; }
.home-tool-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.home-tool-card {
    display: grid; grid-template-columns: 44px minmax(0, 1fr) auto; align-items: center; gap: 14px;
    min-height: 128px; border: 1px solid rgba(148, 163, 184, .18); border-radius: 16px;
    padding: 22px; background: #111b2c; color: #e5edf7; text-decoration: none;
    transition: transform .18s ease, border-color .18s ease, background-color .18s ease;
}
.home-tool-card:hover { transform: translateY(-2px); border-color: rgba(53, 194, 232, .64); background: #132035; }
.home-tool-card__icon {
    display: grid; width: 44px; height: 44px; place-items: center; border: 1px solid rgba(53, 194, 232, .25);
    border-radius: 12px; background: rgba(53, 194, 232, .08); color: #55cdec; font-size: .68rem; font-weight: 900;
}
.home-tool-card__content, .home-tool-card__content strong, .home-tool-card__content span { display: block; }
.home-tool-card__content strong { margin-bottom: 6px; font-size: .96rem; }
.home-tool-card__content span { color: #91a1b7; font-size: .8rem; line-height: 1.5; }
.home-tool-card__arrow { color: #55cdec; font-size: 1.15rem; }

.home-post-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.home-post-card { min-height: 250px; display: flex; flex-direction: column; border-top: 1px solid rgba(148, 163, 184, .28); padding: 25px 2px 4px; }
.home-post-card__meta { display: flex; gap: 12px; color: #7f91a9; font-size: .73rem; }
.home-post-card__meta span { color: #55cdec; font-weight: 800; }
.home-post-card h3 { margin: 18px 0 10px; font-size: 1.3rem; line-height: 1.4; }
.home-post-card h3 a { color: #e5edf7; text-decoration: none; }
.home-post-card h3 a:hover { color: #55cdec; }
.home-post-card p { margin: 0 0 20px; color: #91a1b7; font-size: .88rem; line-height: 1.7; }
.home-post-card__link { margin-top: auto; color: #b9c8d8; font-size: .8rem; font-weight: 800; text-decoration: none; }

.login-page { min-height: calc(100vh - 48px); display: grid; place-items: center; padding: 40px 0 70px; }
.login-panel { width: min(460px, 100%); }
.login-panel__brand { display: inline-block; margin-bottom: 52px; color: #e5edf7; font-size: .9rem; font-weight: 900; text-decoration: none; }
.login-panel h1 { margin: 12px 0 10px; font-size: 2rem; letter-spacing: -.04em; }
.login-panel > p { margin: 0 0 28px; color: #91a1b7; line-height: 1.65; }
.login-card { border: 1px solid rgba(148, 163, 184, .2); border-radius: 18px; background: #111b2c; padding: 28px; box-shadow: 0 22px 60px rgba(0, 0, 0, .2); }
.login-card .field { margin-bottom: 17px; }
.login-card .field label { display: block; margin-bottom: 8px; color: #c7d2e1; font-size: .82rem; font-weight: 800; }
.login-card .error { margin-bottom: 18px; border: 1px solid rgba(248, 113, 113, .42); border-radius: 10px; background: rgba(248, 113, 113, .1); color: #fecdd3; padding: 12px 13px; font-size: .86rem; }
.login-actions { display: grid; gap: 10px; margin-top: 23px; }
.login-actions .app-primary { width: 100%; }
.login-back, .blog-article__back { display: inline-block; color: #91a1b7; font-size: .82rem; text-decoration: none; }
.login-back { margin-top: 24px; }
.login-back:hover, .blog-article__back:hover { color: #55cdec; }

.blog-page { max-width: 960px; margin: 0 auto; padding: 54px 0 90px; }
.blog-page__header { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 42px; }
.blog-page__header h1 { margin: 10px 0 8px; font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -.045em; }
.blog-page__header p { margin: 0; color: #91a1b7; line-height: 1.65; }
.blog-list { border-top: 1px solid rgba(148, 163, 184, .25); }
.blog-list__item { padding: 30px 2px; border-bottom: 1px solid rgba(148, 163, 184, .2); }
.blog-list__item h2 { margin: 14px 0 10px; font-size: clamp(1.25rem, 3vw, 1.65rem); line-height: 1.4; overflow-wrap: anywhere; }
.blog-list__item h2 a { color: #e5edf7; text-decoration: none; }
.blog-list__item h2 a:hover { color: #55cdec; }
.blog-list__item > p { max-width: 760px; margin: 0; color: #91a1b7; line-height: 1.75; overflow-wrap: anywhere; }
.blog-list__footer { display: flex; justify-content: space-between; gap: 16px; margin-top: 20px; color: #7f91a9; font-size: .8rem; }
.blog-list__footer a { color: #55cdec; font-weight: 800; text-decoration: none; }
.blog-empty { grid-column: 1 / -1; margin: 0; border: 1px dashed rgba(148, 163, 184, .28); border-radius: 12px; padding: 32px; color: #91a1b7; text-align: center; }

.blog-article { max-width: 760px; margin: 0 auto; padding: 64px 0 100px; }
.blog-article__toolbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 52px; }
.blog-article__toolbar .app-primary { min-width: 88px; height: 38px; }
.blog-article h1 { margin: 14px 0 18px; font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.16; letter-spacing: -.05em; }
.blog-article__meta { display: flex; gap: 8px; color: #7f91a9; font-size: .78rem; }
.blog-article__summary { margin: 34px 0 0; border-left: 2px solid #35c2e8; padding-left: 20px; color: #b7c5d6; font-size: 1.08rem; line-height: 1.8; }
.blog-article__body { margin-top: 48px; }
.blog-article__body p { margin: 0 0 24px; color: #c6d2df; font-size: 1rem; line-height: 1.95; white-space: pre-wrap; overflow-wrap: anywhere; }

.blog-admin-table-wrap { overflow-x: auto; border: 1px solid rgba(148, 163, 184, .2); border-radius: 10px; }
.blog-admin-table { min-width: 680px; }
.blog-admin-table__title { width: 48%; text-align: left !important; }
.blog-admin-table__title a { color: #e5edf7; text-decoration: none; overflow-wrap: anywhere; }
.blog-admin-table__title a:hover { color: #55cdec; }
.blog-admin-actions { display: flex; align-items: center; justify-content: center; gap: 8px; }
.blog-admin-actions form { margin: 0; }
.blog-admin-actions .app-primary { min-width: 70px; height: 36px; padding: 0 11px; }
.blog-danger { border: 1px solid rgba(248, 113, 113, .5); background: rgba(248, 113, 113, .1); color: #fecaca; }
.blog-danger:hover { background: rgba(248, 113, 113, .2) !important; color: #fee2e2; }

.blog-form { max-width: 860px; margin: 0 auto; border: 1px solid rgba(148, 163, 184, .2); border-radius: 14px; background: #111b2c; padding: 28px; }
.blog-form > label, .blog-form__row label { display: grid; gap: 8px; margin-bottom: 20px; color: #dbe6f4; font-size: .84rem; font-weight: 800; }
.blog-form__row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(180px, .4fr); gap: 16px; }
.blog-form input, .blog-form textarea { box-sizing: border-box; width: 100%; min-width: 0; border: 1px solid rgba(148, 163, 184, .3); border-radius: 9px; background: #0b1120; color: #e5edf7; padding: 11px 12px; font: inherit; font-size: .92rem; line-height: 1.6; resize: vertical; }
.blog-form input { min-height: 44px; }
.blog-form input:focus, .blog-form textarea:focus { outline: 2px solid rgba(85, 205, 236, .35); border-color: #55cdec; }
.blog-form small { color: #7f91a9; font-size: .74rem; font-weight: 500; }
.blog-form__error { margin: 0 0 22px; border: 1px solid rgba(248, 113, 113, .42); border-radius: 9px; background: rgba(248, 113, 113, .1); color: #fecdd3; padding: 12px 14px; font-size: .86rem; }
.blog-form__actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 26px; }

@media (max-width: 900px) {
    .home-page { padding-top: 28px; }
    .home-hero { padding: 30px 32px; }
    .home-tool-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .home-hero { border-radius: 15px; padding: 26px 22px; }
    .home-hero h1 { font-size: 1.75rem; }
    .home-section { margin-top: 48px; }
    .home-section__heading { align-items: flex-start; flex-direction: column; gap: 8px; }
    .home-section__side { align-items: flex-start; flex-direction: column; gap: 8px; }
    .home-post-grid { grid-template-columns: 1fr; }
    .home-tool-card { padding: 18px; }
    .login-panel__brand { margin-bottom: 38px; }
    .login-card { padding: 22px; }
    .blog-article { padding-top: 36px; }
    .blog-article__toolbar { margin-bottom: 38px; }
    .blog-page { padding-top: 34px; }
    .blog-page__header { align-items: flex-start; flex-direction: column; margin-bottom: 30px; }
    .blog-page__header .app-primary { width: 100%; }
    .blog-form { padding: 20px; }
    .blog-form__row { grid-template-columns: 1fr; gap: 0; }
    .blog-form__actions { display: grid; grid-template-columns: 1fr 1fr; }
    .blog-form__actions .app-primary { width: 100%; min-width: 0; }
}