:root {
    --purple: #5170ff;
    --orange: #fd8f50;
    --dark: #1e293b;
    --mid: #33485d;
    --muted: #5a6a7e;
    --light: #f5f8ff;
    --border: #eef2f8;
    --white: #ffffff;
    --nav-bg: #15233d;
    --font: 'Montserrat', sans-serif;
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --shadow-sm: 0 4px 16px rgba(30, 41, 59, .07);
    --shadow-md: 0 10px 32px rgba(81, 112, 255, .11);
    --shadow-lg: 0 20px 48px rgba(30, 41, 59, .13);
}

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

html {
    scroll-behavior: smooth;
}

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

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

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

.blog-hero {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 60%, #2d4a7a 100%);
}

.blog-hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: .2;
}

.blog-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(15, 23, 42, .4) 0%, rgba(15, 23, 42, .88) 100%);
    z-index: 1;
}

.blog-hero::after {
    content: '';
    position: absolute;
    top: -80px;
    right: -80px;
    width: 380px;
    height: 380px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(81, 112, 255, .18) 0%, transparent 70%);
    z-index: 1;
    pointer-events: none;
}

.blog-hero-inner {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 24px 52px;
    width: 100%;
}

.blog-bc {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.blog-bc a {
    font-size: 12px;
    font-weight: 600;
    color: rgba(255, 255, 255, .65);
    transition: color .2s;
}

.blog-bc a:hover {
    color: #fff;
}

.blog-bc .bc-sep {
    font-size: 12px;
    color: var(--orange);
}

.blog-bc .bc-cur {
    font-size: 12px;
    font-weight: 700;
    color: var(--orange);
}

.blog-hero-cat {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(253, 143, 80, .18);
    border: 1px solid rgba(253, 143, 80, .35);
    color: #fdba74;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 5px 14px;
    border-radius: 30px;
    margin-bottom: 16px;
}

.blog-hero h1 {
    font-size: clamp(24px, 4.5vw, 40px);
    font-weight: 900;
    color: #fff;
    line-height: 1.18;
    margin-bottom: 18px;
    letter-spacing: -.5px;
}

.blog-hero h1 .purple {
    color: #8eaaff;
}

.blog-hero h1 .orange {
    color: var(--orange);
}

.blog-meta-strip {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.blog-meta-item {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 12px;
    font-weight: 600;
    color: rgba(255, 255, 255, .65);
}

.blog-meta-item i {
    font-size: 14px;
    color: rgba(255, 255, 255, .45);
}

.blog-meta-divider {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .25);
}

.blog-layout {
    max-width: 1100px;
    margin: 0 auto;
    padding: 56px 20px 80px;
    display: grid;
    grid-template-columns: 1fr 310px;
    gap: 44px;
    align-items: start;
}

.blog-article {
    min-width: 0;
}

.blog-sidebar {
    position: sticky;
    top: 80px;
}

.blog-article h2 {
    font-size: 21px;
    font-weight: 800;
    color: var(--dark);
    margin: 40px 0 14px;
    line-height: 1.3;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border);
}

.blog-article h2:first-child {
    margin-top: 0;
}

.blog-article h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--mid);
    margin: 26px 0 10px;
}

.blog-article p {
    font-size: 15px;
    color: var(--mid);
    line-height: 1.85;
    margin-bottom: 18px;
}

.blog-article a {
    color: var(--purple);
    font-weight: 600;
    border-bottom: 1px solid rgba(81, 112, 255, .25);
    transition: border-color .2s, color .2s;
}

.blog-article a:hover {
    color: #3a5ae0;
    border-color: var(--purple);
}

.blog-article ul,
.blog-article ol {
    padding-left: 20px;
    margin-bottom: 18px;
}

.blog-article li {
    font-size: 15px;
    color: var(--mid);
    line-height: 1.75;
    margin-bottom: 7px;
}

.blog-article strong {
    color: var(--dark);
}

.blog-lead {
    font-size: 16px !important;
    font-weight: 500;
    color: var(--dark) !important;
    line-height: 1.8 !important;
    margin-bottom: 30px !important;
    padding: 20px 22px;
    background: linear-gradient(135deg, rgba(81, 112, 255, .05), rgba(253, 143, 80, .05));
    border-left: 4px solid var(--purple);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.blog-box {
    border-radius: var(--radius-md);
    padding: 20px 22px;
    margin: 24px 0;
    display: flex;
    gap: 14px;
}

.blog-box-icon {
    font-size: 22px;
    flex-shrink: 0;
    margin-top: 2px;
}

.blog-box-body h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 6px;
}

.blog-box-body p {
    font-size: 13px;
    line-height: 1.7;
    margin: 0 !important;
}

.blog-box.tip {
    background: rgba(81, 112, 255, .06);
    border: 1px solid rgba(81, 112, 255, .15);
}

.blog-box.tip .blog-box-icon {
    color: var(--purple);
}

.blog-box.tip .blog-box-body h4 {
    color: var(--purple);
}

.blog-box.tip .blog-box-body p {
    color: var(--mid);
}

.blog-box.warning {
    background: rgba(253, 143, 80, .07);
    border: 1px solid rgba(253, 143, 80, .2);
}

.blog-box.warning .blog-box-icon {
    color: var(--orange);
}

.blog-box.warning .blog-box-body h4 {
    color: #c05c1a;
}

.blog-box.warning .blog-box-body p {
    color: var(--mid);
}

.blog-box.success {
    background: rgba(39, 174, 96, .06);
    border: 1px solid rgba(39, 174, 96, .18);
}

.blog-box.success .blog-box-icon {
    color: #27ae60;
}

.blog-box.success .blog-box-body h4 {
    color: #1e8449;
}

.blog-box.success .blog-box-body p {
    color: var(--mid);
}

.blog-cards-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 24px 0;
}

.blog-card-soft {
    border-radius: var(--radius-md);
    padding: 22px;
    background: linear-gradient(135deg, #1e293b, #1e3a5f);
    border: 1px solid rgba(81, 112, 255, .2);
}

.blog-card-soft.alt {
    background: linear-gradient(135deg, #1e293b, #2d1a3f);
    border: 1px solid rgba(253, 143, 80, .25);
}

.blog-card-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.blog-card-soft .blog-card-label {
    color: #8eaaff;
}

.blog-card-soft.alt .blog-card-label {
    color: #fdba74;
}

.blog-card-soft h3 {
    font-size: 16px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 10px !important;
    border: none !important;
    padding: 0 !important;
}

.blog-card-date {
    font-size: 13px;
    color: rgba(255, 255, 255, .7);
    margin-bottom: 12px;
}

.blog-card-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
}

.blog-card-soft .blog-card-badge {
    background: rgba(81, 112, 255, .25);
    color: #8eaaff;
}

.blog-card-soft.alt .blog-card-badge {
    background: rgba(253, 143, 80, .2);
    color: #fdba74;
}

.blog-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    margin: 24px 0;
}

.blog-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.blog-table thead th {
    background: linear-gradient(135deg, var(--nav-bg), #1e3a5f);
    color: #fff;
    padding: 13px 16px;
    text-align: left;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .5px;
    text-transform: uppercase;
}

.blog-table tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background .15s;
}

.blog-table tbody tr:last-child {
    border-bottom: none;
}

.blog-table tbody tr:hover {
    background: var(--light);
}

.blog-table td {
    padding: 12px 16px;
    color: var(--mid);
    vertical-align: middle;
}

.blog-table td:first-child {
    font-weight: 700;
    color: var(--dark);
}

.tbl-badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 700;
    padding: 3px 9px;
    border-radius: 20px;
}

.tbl-badge.peak {
    background: rgba(231, 76, 60, .1);
    color: #c0392b;
}

.tbl-badge.book {
    background: rgba(253, 143, 80, .12);
    color: #c05c1a;
}

.tbl-badge.best {
    background: rgba(39, 174, 96, .1);
    color: #1e8449;
}

.blog-tips-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin: 24px 0;
}

.blog-tip-card {
    background: var(--light);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 18px;
    border-top: 3px solid var(--purple);
    transition: box-shadow .2s, transform .2s;
}

.blog-tip-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.blog-tip-card .tc-icon {
    font-size: 20px;
    color: var(--purple);
    margin-bottom: 10px;
}

.blog-tip-card h4 {
    font-size: 13px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 6px;
}

.blog-tip-card p {
    font-size: 12px !important;
    color: var(--muted) !important;
    line-height: 1.6 !important;
    margin: 0 !important;
}

.blog-inline-cta {
    background: linear-gradient(135deg, var(--nav-bg), #1e3a5f);
    border-radius: var(--radius-lg);
    padding: 30px 28px;
    margin: 32px 0;
    text-align: center;
}

.blog-inline-cta h3 {
    font-size: 18px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 8px;
    line-height: 1.3;
}

.blog-inline-cta p {
    font-size: 14px !important;
    color: rgba(255, 255, 255, .7) !important;
    margin-bottom: 20px !important;
}

.blog-cta-btns {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
}

.blog-cta-btns a {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 11px 22px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 700;
    transition: transform .2s, opacity .2s;
}

.blog-cta-btns a:hover {
    transform: translateY(-2px);
}

.cta-btn-call {
    background: linear-gradient(135deg, var(--purple), #3a5ae0);
    color: #fff !important;
    border-bottom: none !important;
}

.cta-btn-wa {
    background: #25d366;
    color: #fff !important;
    border-bottom: none !important;
}

.sidebar-widget {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 20px;
}

.sw-header {
    background: linear-gradient(135deg, var(--nav-bg), #1e3a5f);
    padding: 13px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sw-header i {
    font-size: 16px;
    color: var(--orange);
}

.sw-header h3 {
    font-size: 13px;
    font-weight: 700;
    color: #fff;
}

.sw-body {
    padding: 14px 16px;
}

.sw-cta {
    text-align: center;
}

.sw-cta p {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.65;
    margin-bottom: 14px;
}

.sw-cta a {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 11px 0;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 9px;
    transition: transform .2s;
    border-bottom: none !important;
}

.sw-cta a:hover {
    transform: translateY(-2px);
}

.sw-call {
    background: linear-gradient(135deg, var(--purple), #3a5ae0);
    color: #fff !important;
}

.sw-wa {
    background: #25d366;
    color: #fff !important;
}

.sw-facts {
    list-style: none;
}

.sw-facts li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 9px 0;
    border-bottom: 1px dashed var(--border);
    font-size: 13px;
    color: var(--mid);
}

.sw-facts li:last-child {
    border-bottom: none;
}

.sw-facts li i {
    color: var(--purple);
    font-size: 15px;
    flex-shrink: 0;
    margin-top: 1px;
}

.sw-facts li strong {
    color: var(--dark);
}

.sw-links {
    list-style: none;
}

.sw-links li {
    border-bottom: 1px solid var(--border);
}

.sw-links li:last-child {
    border-bottom: none;
}

.sw-links li a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 0;
    font-size: 13px;
    font-weight: 600;
    color: var(--mid);
    border-bottom: none !important;
    transition: color .2s;
}

.sw-links li a i {
    font-size: 14px;
    color: var(--purple);
}

.sw-links li a:hover {
    color: var(--purple);
}

.sw-pill {
    background: var(--light);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 11px 13px;
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
}

.sw-pill:last-child {
    margin-bottom: 0;
}

.sw-pill-name {
    font-size: 12px;
    font-weight: 700;
    color: var(--dark);
}

.sw-pill-date {
    font-size: 11px;
    color: var(--muted);
}

.sw-pill-book {
    font-size: 10px;
    font-weight: 700;
    background: rgba(253, 143, 80, .12);
    color: var(--orange);
    padding: 3px 9px;
    border-radius: 20px;
}

.blog-internal-links {
    padding: 56px 0;
    background: var(--light);
    border-top: 1px solid var(--border);
}

.blog-internal-links .bil-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.bil-header {
    text-align: center;
    margin-bottom: 28px;
}

.bil-header h2 {
    font-size: 22px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 8px;
}

.bil-header p {
    font-size: 14px;
    color: var(--muted);
}

.bil-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.bil-grid a {
    display: block;
    text-align: center;
    padding: 13px 14px;
    border-radius: var(--radius-md);
    background: var(--purple);
    color: #fff !important;
    font-size: 13px;
    font-weight: 700;
    border-bottom: none !important;
    transition: background .2s, transform .2s, box-shadow .2s;
}

.bil-grid a:hover {
    background: #3a5ae0;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(81, 112, 255, .25);
}

.blog-final-cta {
    padding: 72px 20px;
    background: var(--nav-bg);
    text-align: center;
    position: relative;
    overflow: hidden;
    margin: 0 24px 24px;
    border-radius: 32px;
}

.blog-final-cta::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(81, 112, 255, .16) 0%, transparent 65%);
    pointer-events: none;
}

.blog-final-cta::after {
    content: '';
    position: absolute;
    bottom: -80px;
    left: -80px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(253, 143, 80, .12) 0%, transparent 65%);
    pointer-events: none;
}

.bfc-inner {
    position: relative;
    z-index: 1;
    margin: 0 auto;
}

.bfc-inner h2 {
    font-size: clamp(20px, 3.5vw, 34px);
    font-weight: 900;
    color: #fff;
    line-height: 1.25;
    margin-bottom: 12px;
}

.bfc-inner h2 .purple {
    color: #8eaaff;
}

.bfc-inner h2 .orange {
    color: var(--orange);
}

.bfc-inner p {
    font-size: 15px;
    color: rgba(255, 255, 255, .68);
    line-height: 1.65;
    margin-bottom: 28px;
}

.bfc-btns {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.bfc-btns a {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 13px 24px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 700;
    transition: transform .2s;
    border-bottom: none !important;
}

.bfc-btns a:hover {
    transform: translateY(-3px);
}

.bfc-call {
    background: linear-gradient(135deg, var(--purple), #3a5ae0);
    color: #fff !important;
}

.bfc-wa {
    background: #25d366;
    color: #fff !important;
}

.bfc-form {
    background: rgba(255, 255, 255, .10);
    color: #fff !important;
    border: 2px solid rgba(255, 255, 255, .28) !important;
    backdrop-filter: blur(8px);
}

.bfc-form:hover {
    background: rgba(255, 255, 255, .18) !important;
}

.blog-share-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
    padding: 20px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin: 32px 0;
}

.blog-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.blog-tag {
    font-size: 11px;
    font-weight: 700;
    background: rgba(81, 112, 255, .08);
    color: var(--purple);
    padding: 4px 12px;
    border-radius: 20px;
    border-bottom: none !important;
    transition: background .2s;
}

.blog-tag:hover {
    background: var(--purple);
    color: #fff !important;
}

.share-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--muted);
}

.purple {
    color: var(--purple) !important;
}

.orange {
    color: var(--orange) !important;
}

.tn-section-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--purple);
    background: rgba(81, 112, 255, .08);
    padding: 5px 14px;
    border-radius: 20px;
    margin-bottom: 12px;
}

.blog-faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    overflow: hidden;
}

.blog-faq-q {
    width: 100%;
    padding: 14px 18px;
    background: #fff;
    border: none;
    font-size: 14px;
    font-weight: 600;
    color: var(--dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    text-align: left;
    font-family: var(--font);
    transition: background .2s;
}

.blog-faq-q:hover {
    background: var(--light);
}

.blog-faq-q i {
    font-size: 18px;
    color: var(--purple);
    transition: transform .3s;
    flex-shrink: 0;
}

.blog-faq-q.open {
    background: var(--light);
}

.blog-faq-q.open i {
    transform: rotate(180deg);
}

.blog-faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
}

.blog-faq-a-inner {
    padding: 4px 18px 16px;
    font-size: 14px;
    color: var(--muted);
    line-height: 1.75;
    border-top: 1px solid var(--border);
}

.blog-faq-a-inner strong {
    color: var(--dark);
}

@media(max-width:960px) {
    .blog-layout {
        grid-template-columns: 1fr;
        padding: 36px 16px 56px;
    }

    .blog-sidebar {
        position: static;
    }

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

    .blog-cards-grid {
        grid-template-columns: 1fr;
    }
}

@media(max-width:640px) {
    .blog-hero-inner {
        padding: 40px 16px 36px;
    }

    .blog-tips-grid {
        grid-template-columns: 1fr;
    }

    .bfc-btns {
        flex-direction: column;
        align-items: stretch;
    }

    .bfc-btns a {
        justify-content: center;
    }

    .blog-cta-btns {
        flex-direction: column;
        align-items: stretch;
    }

    .blog-cta-btns a {
        justify-content: center;
    }

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

    .blog-final-cta {
        margin: 0 10px 10px;
        padding: 48px 16px;
    }

    .blog-share-bar {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media(max-width:420px) {
    .bil-grid {
        grid-template-columns: 1fr;
    }
}