/* =============================================
   K-CULTURES — Global Styles
   Inspired by sandracreates.com aesthetic
   ============================================= */

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

:root {
    --accent:      #fa3633;
    --accent-dark: #c42220;
    --bg:          #f9f5f2;
    --bg-alt:      #fcf8ed;
    --white:       #ffffff;
    --black:       #0a0a0a;
    --text:        #1a1a1a;
    --text-muted:  #888888;
    --border:      #e8e2da;
    --radius:      12px;
    --radius-sm:   6px;
    --font:        'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --header-h:    68px;
    --container:   1200px;
    --transition:  0.2s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

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

/* =============================================
   LAYOUT
   ============================================= */

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

/* =============================================
   HEADER
   ============================================= */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--header-h);
    background: rgba(249, 245, 242, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow var(--transition);
}

.header.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.header__inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.logo {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--black);
    flex-shrink: 0;
}

.logo__accent {
    color: var(--accent);
}

.nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav__link {
    padding: 8px 14px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    border-radius: var(--radius-sm);
    transition: background var(--transition), color var(--transition);
}

.nav__link:hover {
    background: var(--border);
    color: var(--black);
}

.nav__cta {
    margin-left: 8px;
    padding: 8px 18px;
    font-size: 14px;
    font-weight: 600;
    background: var(--accent);
    color: var(--white);
    border-radius: 999px;
    transition: background var(--transition), transform var(--transition);
}

.nav__cta:hover {
    background: var(--accent-dark);
    transform: translateY(-1px);
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--black);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* =============================================
   BUTTONS
   ============================================= */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 999px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

.btn--primary {
    background: var(--accent);
    color: var(--white);
    border-color: var(--accent);
}

.btn--primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(250, 54, 51, 0.3);
}

.btn--ghost {
    background: transparent;
    color: var(--black);
    border-color: var(--border);
}

.btn--ghost:hover {
    background: var(--white);
    border-color: var(--black);
    transform: translateY(-2px);
}

/* =============================================
   SECTION HEADERS
   ============================================= */

.section-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 10px;
}

.section-title {
    font-size: clamp(22px, 3vw, 30px);
    font-weight: 700;
    color: var(--black);
    letter-spacing: -0.02em;
}

.section-header {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 12px 24px;
    margin-bottom: 36px;
}

.section-header .section-tag {
    margin-bottom: 0;
}

.section-more {
    margin-left: auto;
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    transition: gap var(--transition);
}

.section-more:hover {
    text-decoration: underline;
}

/* =============================================
   HERO
   ============================================= */

.hero {
    margin-top: var(--header-h);
    padding: 80px 0 0;
    background: var(--bg);
    overflow: hidden;
}

.hero__inner {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
    padding-bottom: 60px;
}

.hero__tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    background: var(--accent);
    color: var(--white);
    padding: 5px 14px;
    border-radius: 999px;
}

.hero__title {
    font-size: clamp(40px, 7vw, 80px);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: -0.03em;
    color: var(--black);
    max-width: 700px;
}

.hero__sub {
    font-size: clamp(16px, 2vw, 19px);
    color: var(--text-muted);
    line-height: 1.6;
    max-width: 480px;
}

.hero__actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 8px;
}

/* Marquee */
.hero__marquee {
    width: 100%;
    overflow: hidden;
    background: var(--black);
    padding: 14px 0;
}

.marquee__track {
    display: flex;
    gap: 20px;
    white-space: nowrap;
    animation: marquee 28s linear infinite;
    width: max-content;
}

.marquee__track span {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--white);
}

.marquee__track span:nth-child(even) {
    color: var(--accent);
}

@keyframes marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

/* =============================================
   FEATURED
   ============================================= */

.featured {
    padding: 72px 0;
}

.featured__grid {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 24px;
}

/* =============================================
   CARDS
   ============================================= */

.card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.1);
}

.card__img-wrap {
    position: relative;
    overflow: hidden;
}

.card__img-wrap img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.card:hover .card__img-wrap img {
    transform: scale(1.04);
}

.card__category {
    position: absolute;
    top: 14px;
    left: 14px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: var(--accent);
    color: var(--white);
    padding: 4px 10px;
    border-radius: 999px;
}

.card__body {
    padding: 20px 24px 24px;
}

.card__title {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.35;
    letter-spacing: -0.01em;
    color: var(--black);
    margin-bottom: 10px;
}

.card__excerpt {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 16px;
}

.card__meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: var(--text-muted);
}

.card__read::before {
    content: '·';
    margin-right: 12px;
}

/* Hero card */
.card--hero .card__img-wrap img {
    aspect-ratio: 4/3;
}

.card--hero .card__body {
    padding: 28px 32px 32px;
}

.card--hero .card__title {
    font-size: clamp(18px, 2.4vw, 24px);
    margin-bottom: 14px;
}

/* Side card */
.card--side {
    display: flex;
    flex-direction: column;
    height: calc((100% - 48px) / 3);
    border-radius: var(--radius);
}

.featured__side {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.card--side .card__img-wrap img {
    aspect-ratio: 16/7;
}

.card--side .card__body {
    padding: 14px 18px 18px;
}

.card--side .card__title {
    font-size: 14px;
    line-height: 1.4;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    display: -webkit-box;
    overflow: hidden;
}

/* Grid card */
.card--grid .card__img-wrap img {
    aspect-ratio: 16/9;
}

/* =============================================
   CATEGORIES
   ============================================= */

.categories {
    padding: 0 0 72px;
}

.categories__grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

.cat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 28px 16px;
    background: var(--white);
    border-radius: var(--radius);
    border: 2px solid var(--border);
    text-align: center;
    transition: all var(--transition);
    cursor: pointer;
}

.cat-card:hover {
    border-color: var(--c);
    background: color-mix(in srgb, var(--c) 8%, var(--white));
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}

.cat-card__icon {
    font-size: 28px;
    line-height: 1;
}

.cat-card__name {
    font-size: 14px;
    font-weight: 700;
    color: var(--black);
    letter-spacing: -0.01em;
}

.cat-card__count {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
}

/* =============================================
   LATEST
   ============================================= */

.latest {
    padding: 0 0 80px;
}

.latest__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* =============================================
   WORD OF THE DAY
   ============================================= */

.wotd {
    padding: 0 0 80px;
}

.wotd__card {
    display: flex;
    align-items: stretch;
    gap: 0;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.wotd__left {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding: 48px 52px;
    background: var(--black);
    text-align: center;
    min-width: 240px;
    flex-shrink: 0;
}

.wotd__word {
    font-size: clamp(48px, 6vw, 72px);
    font-weight: 700;
    color: var(--bg);
    letter-spacing: -0.02em;
    line-height: 1;
}

.wotd__romanization {
    font-size: 18px;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 0.05em;
}

.wotd__pos {
    font-size: 12px;
    font-weight: 500;
    color: rgba(249, 245, 242, 0.4);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-top: 4px;
}

.wotd__divider {
    width: 1px;
    background: var(--border);
    flex-shrink: 0;
}

.wotd__right {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 28px;
    padding: 40px 48px;
}

.wotd__block {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.wotd__label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
}

.wotd__text {
    font-size: 15px;
    color: var(--text);
    line-height: 1.7;
}

.wotd__text em {
    font-style: italic;
    color: var(--black);
    font-weight: 500;
}

.wotd__translation {
    font-size: 13px;
    color: var(--text-muted);
    display: block;
    margin-top: 4px;
}

.wotd__motivation {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 20px 24px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--accent);
    margin-top: auto;
}

.wotd__motivation-icon {
    color: var(--accent);
    font-size: 16px;
    flex-shrink: 0;
    margin-top: 2px;
}

.wotd__motivation p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.65;
    font-style: italic;
}

/* =============================================
   NEWSLETTER
   ============================================= */

.newsletter {
    background: var(--black);
    padding: 80px 0;
}

.newsletter__inner {
    display: flex;
    align-items: center;
    gap: 60px;
}

.newsletter__text {
    flex: 1;
}

.newsletter__text .section-tag {
    color: var(--accent);
}

.newsletter__title {
    font-size: clamp(26px, 3.5vw, 38px);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--white);
    line-height: 1.15;
    margin: 12px 0 14px;
}

.newsletter__desc {
    font-size: 15px;
    color: rgba(255,255,255,0.55);
    line-height: 1.6;
    max-width: 380px;
}

.newsletter__form {
    flex: 1;
    display: flex;
    gap: 12px;
    max-width: 480px;
}

.newsletter__input {
    flex: 1;
    padding: 14px 20px;
    font-size: 15px;
    font-family: var(--font);
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 999px;
    color: var(--white);
    outline: none;
    transition: border-color var(--transition);
}

.newsletter__input::placeholder {
    color: rgba(255,255,255,0.35);
}

.newsletter__input:focus {
    border-color: var(--accent);
}

/* =============================================
   FOOTER
   ============================================= */

.footer {
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    padding-top: 60px;
}

.footer__inner {
    display: flex;
    gap: 60px;
    padding-bottom: 48px;
}

.footer__brand {
    flex: 1;
}

.footer__tagline {
    margin-top: 12px;
    font-size: 13px;
    color: var(--text-muted);
}

.footer__nav {
    display: flex;
    gap: 48px;
}

.footer__col {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-width: 100px;
}

.footer__col-title {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.footer__col a {
    font-size: 14px;
    color: var(--text);
    transition: color var(--transition);
}

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

.footer__bottom {
    border-top: 1px solid var(--border);
    padding: 20px 24px;
    font-size: 13px;
    color: var(--text-muted);
}

/* =============================================
   RESPONSIVE
   ============================================= */

@media (max-width: 1024px) {
    .wotd__card {
        flex-direction: column;
    }

    .wotd__left {
        padding: 36px 32px;
        min-width: unset;
        flex-direction: row;
        justify-content: flex-start;
        gap: 20px;
        align-items: baseline;
    }

    .wotd__divider {
        width: 100%;
        height: 1px;
    }

    .wotd__right {
        padding: 32px;
    }

    .featured__grid {
        grid-template-columns: 1fr;
    }

    .featured__side {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .card--side {
        flex: 1 1 calc(33% - 12px);
        min-width: 220px;
        height: auto;
    }

    .categories__grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .newsletter__inner {
        flex-direction: column;
        gap: 36px;
        align-items: flex-start;
    }

    .newsletter__form {
        width: 100%;
        max-width: 100%;
    }

    .footer__inner {
        flex-direction: column;
        gap: 36px;
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
        position: fixed;
        top: var(--header-h);
        left: 0;
        right: 0;
        background: var(--bg);
        flex-direction: column;
        align-items: stretch;
        padding: 16px;
        border-bottom: 1px solid var(--border);
        gap: 4px;
    }

    .nav.open {
        display: flex;
    }

    .nav__link {
        padding: 12px 16px;
        font-size: 16px;
    }

    .nav__cta {
        margin: 8px 0 0;
        text-align: center;
        padding: 12px 18px;
    }

    .burger {
        display: flex;
    }

    .burger.open span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .burger.open span:nth-child(2) {
        opacity: 0;
    }

    .burger.open span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero {
        padding: 48px 0 0;
    }

    .hero__inner {
        padding-bottom: 40px;
        gap: 18px;
    }

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

    .latest__grid {
        grid-template-columns: 1fr;
    }

    .featured__side {
        flex-direction: column;
    }

    .card--side {
        flex: none;
        height: auto;
    }

    .newsletter__form {
        flex-direction: column;
    }

    .footer__nav {
        flex-wrap: wrap;
        gap: 28px;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }

    .section-more {
        margin-left: 0;
    }
}

@media (max-width: 480px) {
    .categories__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero__actions {
        flex-direction: column;
        align-items: flex-start;
    }

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
}