@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

:root{
    --bg-color: #070b14;
    --bg-secondary: #0d1322;
    --surface-color: rgba(18, 24, 40, 0.92);
    --surface-strong: rgba(13, 18, 31, 0.98);
    --text-color: #f5f7ff;
    --muted-text: #aab5d1;
    --border-color: rgba(255, 255, 255, 0.08);
    --main-color: #ff2c1f;
    --main-soft: rgba(255, 44, 31, 0.18);
    --accent-color: #5da8ff;
    --shadow-color: rgba(0, 0, 0, 0.28);
}

body[data-theme="light"]{
    --bg-color: #eef3ff;
    --bg-secondary: #f8faff;
    --surface-color: rgba(255, 255, 255, 0.96);
    --surface-strong: rgba(255, 255, 255, 0.98);
    --text-color: #10182b;
    --muted-text: #55627f;
    --border-color: rgba(16, 24, 43, 0.1);
    --main-soft: rgba(255, 44, 31, 0.1);
    --shadow-color: rgba(15, 23, 42, 0.12);
}

*{
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html{
    scroll-behavior: smooth;
}

body{
    min-height: 100vh;
    font-family: "Poppins", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(255, 44, 31, 0.16), transparent 30%),
        radial-gradient(circle at top right, rgba(93, 168, 255, 0.14), transparent 26%),
        linear-gradient(180deg, var(--bg-secondary), var(--bg-color));
    color: var(--text-color);
}

img{
    display: block;
    max-width: 100%;
}

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

button,
input{
    font: inherit;
}

button{
    border: 0;
    background: none;
    color: inherit;
    cursor: pointer;
}

ul{
    list-style: none;
}

html::-webkit-scrollbar{
    width: 0.55rem;
    background: var(--bg-color);
}

html::-webkit-scrollbar-thumb{
    background: var(--main-color);
    border-radius: 999px;
}

.site-header{
    padding: 1rem 1rem 0;
}

.topbar,
.hero,
.page-shell,
.site-footer{
    width: min(1120px, 100%);
    margin: 0 auto;
}

.topbar{
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.95rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 18px;
    background: rgba(7, 11, 20, 0.78);
    backdrop-filter: blur(14px);
    box-shadow: 0 18px 38px var(--shadow-color);
}

body[data-theme="light"] .topbar{
    background: rgba(255, 255, 255, 0.84);
}

.logo,
.footer-brand{
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
}

.logo i{
    color: var(--main-color);
    font-size: 1.3rem;
}

.nav-links{
    display: none;
    flex-direction: column;
    gap: 0.9rem;
    position: absolute;
    top: calc(100% + 0.75rem);
    left: 0;
    right: 0;
    margin: 0 1rem;
    padding: 1rem;
    border-radius: 18px;
    border: 1px solid var(--border-color);
    background: var(--surface-strong);
}

.nav-links.is-open{
    display: flex;
}

.nav-links a{
    color: var(--muted-text);
    transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links .is-active{
    color: var(--text-color);
}

.menu-toggle{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.04);
}

.theme-toggle{
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 0.95rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-color);
}

.theme-toggle i{
    color: var(--main-color);
    font-size: 1.1rem;
}

.hero{
    padding: 1.1rem 0 0;
    display: grid;
    gap: 1rem;
}

.hero-copy,
.hero-tools,
.sidebar-card,
.news-card{
    border: 1px solid var(--border-color);
    background: var(--surface-color);
    box-shadow: 0 24px 50px var(--shadow-color);
}

.hero-copy{
    padding: 1.5rem;
    border-radius: 26px;
    background:
        linear-gradient(135deg, rgba(255, 44, 31, 0.14), rgba(255, 44, 31, 0.03)),
        var(--surface-color);
}

.eyebrow,
.section-kicker{
    display: inline-block;
    margin-bottom: 0.8rem;
    color: #ffb1ab;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.hero h1{
    font-size: clamp(2rem, 8vw, 3.7rem);
    line-height: 1;
    margin-bottom: 0.85rem;
}

.hero-text,
.section-note,
.sidebar-card p,
.footer-brand + p{
    color: var(--muted-text);
    line-height: 1.7;
}

.hero-tools{
    padding: 1rem;
    border-radius: 22px;
}

.search-panel{
    display: block;
}

.search-label{
    display: block;
    margin-bottom: 0.75rem;
    font-size: 0.92rem;
    font-weight: 600;
}

.search-input-wrap{
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0 1rem;
    min-height: 56px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.04);
}

.search-input-wrap i{
    color: var(--main-color);
    font-size: 1.2rem;
}

.search-input-wrap input{
    width: 100%;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--text-color);
}

.search-input-wrap input::placeholder{
    color: var(--muted-text);
}

.hero-stats{
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.8rem;
    margin-top: 1rem;
}

.stat-card{
    padding: 1rem;
    border-radius: 18px;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.03);
}

.stat-card strong{
    display: block;
    margin-bottom: 0.2rem;
    font-size: 1.4rem;
}

.stat-card span{
    color: var(--muted-text);
    font-size: 0.92rem;
}

.page-shell{
    display: grid;
    gap: 1.2rem;
    padding: 1.25rem 1rem 2rem;
}

.news-section{
    min-width: 0;
}

.section-head,
.sidebar-head{
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.section-head h2,
.sidebar-head h2,
.spotlight-card h2{
    font-size: 1.4rem;
}

.news-grid{
    display: grid;
    gap: 1rem;
}

.news-card{
    overflow: hidden;
    border-radius: 24px;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.news-card:hover{
    transform: translateY(-4px);
    border-color: rgba(255, 44, 31, 0.28);
    box-shadow: 0 28px 58px rgba(0, 0, 0, 0.34);
}

.news-card-image{
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.news-card-image img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.news-card-body{
    padding: 1rem;
}

.news-meta{
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin-bottom: 0.8rem;
    color: var(--muted-text);
    font-size: 0.8rem;
}

.news-tag{
    padding: 0.28rem 0.7rem;
    border-radius: 999px;
    background: var(--main-soft);
    color: #ffd5d2;
    font-weight: 600;
}

body[data-theme="light"] .news-tag{
    color: #b42318;
}

.news-card h3{
    font-size: 1.15rem;
    margin-bottom: 0.65rem;
}

.news-card p{
    color: var(--muted-text);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.keyword-tags{
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.keyword-tag{
    padding: 0.35rem 0.7rem;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.03);
    color: var(--muted-text);
    font-size: 0.78rem;
    line-height: 1.2;
}

.read-more-btn,
.load-more-btn,
.sidebar-link,
.footer-link,
.article-action{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    font-weight: 600;
}

.read-more-btn,
.load-more-btn,
.article-action.primary{
    background: var(--main-color);
    color: #fff;
}

.load-more-wrap{
    display: flex;
    justify-content: center;
    margin-top: 1.2rem;
}

.load-more-btn[hidden]{
    display: none;
}

.empty-state{
    padding: 2rem 1.25rem;
    border-radius: 24px;
    border: 1px dashed var(--border-color);
    text-align: center;
    background: rgba(255, 255, 255, 0.03);
}

.empty-state h3{
    margin-bottom: 0.5rem;
}

.empty-state p{
    color: var(--muted-text);
}

.sidebar{
    display: grid;
    gap: 1rem;
}

.sidebar-card{
    padding: 1.1rem;
    border-radius: 24px;
}

.trending-list{
    display: grid;
    gap: 0.85rem;
}

.trending-item{
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.85rem;
    align-items: start;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid var(--border-color);
}

.trending-item:last-child{
    padding-bottom: 0;
    border-bottom: 0;
}

.trending-rank{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: var(--main-soft);
    color: var(--main-color);
    font-weight: 700;
}

.trending-item h3{
    font-size: 0.98rem;
    margin-bottom: 0.25rem;
}

.trending-item p{
    color: var(--muted-text);
    font-size: 0.88rem;
    line-height: 1.55;
}

.spotlight-card{
    background:
        linear-gradient(145deg, rgba(93, 168, 255, 0.12), rgba(255, 44, 31, 0.08)),
        var(--surface-color);
}

.sidebar-link,
.footer-link{
    margin-top: 0.9rem;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.04);
}

.site-footer{
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0 1rem 2rem;
}

.footer-link{
    margin-top: 0;
}

.article-layout{
    display: grid;
    gap: 1.2rem;
}

.article-card,
.related-card{
    border: 1px solid var(--border-color);
    border-radius: 24px;
    background: var(--surface-color);
    box-shadow: 0 24px 50px var(--shadow-color);
}

.article-card{
    overflow: hidden;
}

.article-banner{
    aspect-ratio: 16 / 8;
}

.article-banner img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-body{
    padding: 1.25rem;
}

.article-meta{
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 1rem;
    color: var(--muted-text);
    font-size: 0.84rem;
}

.article-body h1{
    font-size: clamp(1.8rem, 4vw, 2.9rem);
    line-height: 1.15;
    margin-bottom: 0.85rem;
}

.article-intro{
    color: var(--muted-text);
    line-height: 1.8;
    font-size: 1rem;
}

.article-content{
    display: grid;
    gap: 1rem;
    margin-top: 1.4rem;
}

.article-content h2,
.article-content h3{
    line-height: 1.25;
}

.article-content p{
    color: var(--muted-text);
    line-height: 1.8;
}

.article-actions{
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.article-action.secondary{
    margin-top: 0;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.04);
}

.related-news{
    padding: 1.1rem;
}

.related-grid{
    display: grid;
    gap: 1rem;
    margin-top: 1rem;
}

.related-card{
    overflow: hidden;
}

.related-card img{
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.related-card-body{
    padding: 1rem;
}

.related-card-body h3{
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.related-card-body p{
    color: var(--muted-text);
    line-height: 1.7;
    margin-bottom: 0.85rem;
}

.article-breadcrumbs{
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-bottom: 1rem;
    color: var(--muted-text);
    font-size: 0.84rem;
}

.article-breadcrumbs a{
    color: var(--text-color);
}

@media (min-width: 768px){
    .site-header{
        padding: 1.25rem 1.25rem 0;
    }

    .menu-toggle{
        display: none;
    }

    .nav-links{
        display: flex;
        position: static;
        flex-direction: row;
        margin: 0;
        padding: 0;
        border: 0;
        background: transparent;
    }

    .hero{
        grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
        align-items: stretch;
    }

    .page-shell{
        grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.7fr);
        align-items: start;
    }

    .news-grid{
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .article-layout{
        grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.7fr);
        align-items: start;
    }

    .related-grid{
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1024px){
    .hero-copy{
        padding: 2rem;
    }

    .hero-tools{
        padding: 1.25rem;
    }

    .news-card-body{
        padding: 1.1rem 1.1rem 1.2rem;
    }
}

@media (max-width: 767px){
    .theme-toggle span{
        display: none;
    }

    .section-head,
    .sidebar-head,
    .site-footer{
        align-items: start;
        flex-direction: column;
    }

    .article-body{
        padding: 1rem;
    }
}