/* ==========================================================================
   main.css — Global design system
   Shared across the landing page and the blog detail page:
   tokens, resets, header, footer, buttons, tags, and the reusable blog card.
   ========================================================================== */

/* ---------------------------- Brand tokens ------------------------------ */
:root {
    --brand-teal: #00a896;
    --brand-teal-dark: #008576;
    --brand-coral: #f0415e;
    --brand-gold: #ffb606;
    --brand-navy: #0a1c2a;
    --brand-navy-soft: #12293c;

    --text-dark: #1e293b;
    --text-light: #64748b;
    --bg-white: #ffffff;
    --bg-soft: #f8fafc;
    --bg-muted: #f1f5f9;
    --border-color: #e2e8f0;

    --shadow-sm: 0 1px 2px rgba(10, 28, 42, 0.06);
    --shadow-md: 0 10px 25px rgba(10, 28, 42, 0.08);
    --shadow-lg: 0 24px 48px rgba(10, 28, 42, 0.12);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    --maxw: 1200px;

    /* Uniform blog featured / cover image frame (16:9) */
    --blog-media-ratio: 16 / 9;

    --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --font-stack: var(--font-sans);
}

body {
    margin: 0 !important;
    padding: 0 !important;
}

/* ------------------------------- Reset ---------------------------------- */
:where(.blog-wrapper) :where(*, *::before, *::after) {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:where(.blog-wrapper) :where(html) {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
    background-color: var(--bg-white);
}

.blog-wrapper {
    background-color: var(--bg-white);
    color: var(--text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Force Inter font on all blog components to prevent templates overriding them */
.blog-wrapper,
.blog-wrapper :where(h1, h2, h3, h4, h5, h6, p, a, span, button, input, div, section, article, label) {
    font-family: var(--font-sans) !important;
}

.blog-wrapper a {
    color: inherit;
    text-decoration: none;
}

.blog-wrapper img {
    max-width: 100%;
    display: block;
    margin: 0;
}

.blog-wrapper h1,
.blog-wrapper h2,
.blog-wrapper h3,
.blog-wrapper h4,
.blog-wrapper h5,
.blog-wrapper h6 {
    text-transform: none;
    letter-spacing: -0.01em;
}

.blog-wrapper p {
    color: var(--text-dark);
    line-height: 1.6;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.hidden {
    display: none !important;
}

/* ------------------------------ Buttons --------------------------------- */
.blog-wrapper .btn {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    padding: 0.65rem 1.3rem !important;
    border-radius: var(--radius-sm) !important;
    font-size: 0.95rem !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    border: 1px solid transparent !important;
    transition: transform 0.15s ease, opacity 0.2s ease, background-color 0.2s ease, color 0.2s ease !important;
    white-space: nowrap !important;
    text-transform: none !important;
    letter-spacing: normal !important;
    box-shadow: none !important;
}
.blog-wrapper .btn:hover { transform: translateY(-1px) !important; }
.blog-wrapper .btn-lg { padding: 0.85rem 1.7rem !important; font-size: 1rem !important; }
.blog-wrapper .btn-block { width: 100% !important; }

.blog-wrapper .btn-primary { background-color: var(--brand-navy) !important; color: #fff !important; }
.blog-wrapper .btn-primary:hover { background-color: var(--brand-navy-soft) !important; color: #fff !important; }

.blog-wrapper .btn-teal { background-color: var(--brand-teal) !important; color: #fff !important; }
.blog-wrapper .btn-teal:hover { background-color: var(--brand-teal-dark) !important; color: #fff !important; }

.blog-wrapper .btn-gold { background-color: var(--brand-gold) !important; color: var(--brand-navy) !important; }
.blog-wrapper .btn-gold:hover { opacity: 0.9 !important; color: var(--brand-navy) !important; }

.blog-wrapper .btn-outline { background-color: transparent !important; color: #fff !important; border-color: rgba(255, 255, 255, 0.4) !important; }
.blog-wrapper .btn-outline:hover { background-color: rgba(255, 255, 255, 0.1) !important; color: #fff !important; }

/* --------------------------- Category tags ------------------------------ */
.blog-wrapper .industry-tag {
    display: inline-block;
    padding: 0.35rem 0.8rem;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #fff;
}
.blog-wrapper .tag-logistics { background-color: var(--brand-teal); color: #fff; }
.blog-wrapper .tag-multifamily { background-color: var(--brand-coral); color: #fff; }
.blog-wrapper .tag-developers { background-color: var(--brand-gold); color: var(--brand-navy); }

/* ------------------------------ Header ---------------------------------- */
.site-header {
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    background-color: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    z-index: 1000;
}
.nav-container {
    max-width: var(--maxw);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.9rem 2rem;
    gap: 1.5rem;
}
.logo-area {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--brand-navy);
}
.logo-box {
    background-color: var(--brand-navy);
    color: #fff;
    width: 34px;
    height: 34px;
    border-radius: 8px;
    display: grid;
    place-items: center;
    font-weight: 800;
    font-size: 1.1rem;
}
.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    font-weight: 500;
}
.nav-links a {
    color: var(--text-dark);
    transition: color 0.2s ease;
}
.nav-links a:hover { color: var(--brand-teal); }

.nav-actions { display: flex; align-items: center; gap: 0.75rem; }

/* Mobile hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
}
.nav-toggle span {
    width: 22px; height: 2px;
    background-color: var(--brand-navy);
    border-radius: 2px;
    transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.5rem 2rem 1.25rem;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-white);
}
.mobile-nav a {
    padding: 0.7rem 0;
    font-weight: 600;
    color: var(--text-dark);
    border-bottom: 1px solid var(--border-color);
}
.mobile-nav .mobile-cta { border: none; margin-top: 0.75rem; }
.mobile-nav.open { display: flex; }

/* ------------------------------ Footer ---------------------------------- */
.site-footer {
    background-color: var(--brand-navy);
    color: #cbd5e1;
    margin-top: 4rem;
}
.footer-inner {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 4rem 2rem 2.5rem;
    display: grid;
    grid-template-columns: 1.3fr 2fr;
    gap: 3rem;
}
.footer-brand .logo-area { color: #fff; margin-bottom: 1rem; }
.footer-brand .logo-box { background-color: var(--brand-teal); }
.footer-brand p { font-size: 0.95rem; max-width: 320px; color: #94a3b8; }

.footer-cols {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}
.footer-col h4 {
    color: #fff;
    font-size: 0.95rem;
    margin-bottom: 1rem;
}
.footer-col a {
    display: block;
    color: #94a3b8;
    font-size: 0.9rem;
    padding: 0.35rem 0;
    transition: color 0.2s ease;
}
.footer-col a:hover { color: var(--brand-gold); }

.footer-bottom {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 1.5rem 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: #94a3b8;
}
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a:hover { color: #fff; }

/* ----------------------- Reusable blog card ----------------------------- */
.blog-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}
.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.card-media {
    position: relative;
    display: block;
    aspect-ratio: var(--blog-media-ratio);
    height: auto;
    background: var(--bg-muted);
    overflow: hidden;
}
.card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform 0.4s ease;
}
.blog-card:hover .card-media img { transform: scale(1.05); }
.card-media .industry-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    box-shadow: var(--shadow-sm);
}
.card-body {
    padding: 1.4rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}
.card-title {
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1.4;
    color: var(--brand-navy);
    margin-bottom: 0.6rem;
}
.card-title a { transition: color 0.2s ease; }
.card-title a:hover { color: var(--brand-teal) !important; }
.card-excerpt {
    color: var(--text-light);
    font-size: 0.93rem;
    margin-bottom: 1rem;
    flex-grow: 1;
}
.card-meta {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}
.card-author {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--brand-navy);
}
.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 500;
    border-top: 1px solid var(--border-color);
    padding-top: 0.9rem;
}

/* --------------------------- Responsive --------------------------------- */
@media (max-width: 860px) {
    .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-actions .btn-primary { display: none; }
    .nav-toggle { display: flex; }
    .nav-container { padding: 0.8rem 1.25rem; }

    .footer-bottom { flex-direction: column; gap: 0.75rem; text-align: center; }
    .footer-cols { grid-template-columns: 1fr 1fr; }
}