/**
 * Agency Directory Theme - Core Frontend Layout & Components Stylesheet
 *
 * Handles header navigation, mobile drawer, footer, age gate modal, and 404 screens.
 *
 * @package Agency_Directory_Theme
 */

body {
    overflow-x: hidden;
}

/* ==========================================================================
   1. Site Header & Sticky Navigation
   ========================================================================== */
.agency-site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    background: #ffffff;
    border-bottom: 1px solid var(--agency-surface-border, #e9ecef);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
    transition: var(--agency-transition);
}

.agency-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 20px;
}

/* Brand & Logo */
.agency-header-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    flex-shrink: 0;
}

.agency-header-logo {
    max-height: 42px;
    width: auto;
    object-fit: contain;
}

.agency-brand-title {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: #212529;
    display: inline-flex;
    align-items: center;
}

.agency-brand-title span {
    color: var(--agency-primary, #eb3b8f);
    margin-left: 2px;
}

/* Desktop Navigation */
.agency-header-nav {
    display: none;
}

@media (min-width: 992px) {
    .agency-header-nav {
        display: flex;
        align-items: center;
    }
}

.agency-nav-list {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 8px;
}

.agency-nav-list a {
    color: #212529;
    padding: 8px 14px;
    border-radius: var(--agency-radius-sm, 6px);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--agency-transition);
}

.agency-nav-list a:hover,
.agency-nav-list .current-menu-item > a {
    color: var(--agency-primary, #eb3b8f);
    background: rgba(235, 59, 143, 0.06);
}

/* Header Actions */
.agency-header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.agency-btn-portal {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--agency-radius-md, 10px);
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    color: #212529;
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--agency-transition);
}

.agency-btn-portal:hover {
    background: #e9ecef;
    color: #000;
    border-color: #ced4da;
}

.agency-btn-post-ad {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    border-radius: var(--agency-radius-md, 10px);
    background: linear-gradient(135deg, #eb3b8f 0%, #e91e63 100%);
    color: #ffffff;
    font-size: 0.88rem;
    font-weight: 700;
    text-decoration: none;
    transition: var(--agency-transition);
    box-shadow: 0 4px 14px rgba(235, 59, 143, 0.3);
}

.agency-btn-post-ad:hover {
    background: linear-gradient(135deg, #f43f5e 0%, #eb3b8f 100%);
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(235, 59, 143, 0.45);
}

/* Mobile Hamburger Toggle */
.agency-mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
    width: 44px;
    height: 44px;
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: var(--agency-radius-sm, 6px);
    color: #212529;
    cursor: pointer;
    transition: var(--agency-transition);
}

@media (min-width: 992px) {
    .agency-mobile-menu-toggle {
        display: none;
    }
}

.agency-mobile-menu-toggle:hover {
    background: #e9ecef;
    color: var(--agency-primary, #eb3b8f);
}

/* ==========================================================================
   2. Mobile Drawer Navigation
   ========================================================================== */
.agency-mobile-drawer {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    height: calc(100vh - 72px);
    height: calc(100dvh - 72px);
    background: #ffffff;
    z-index: 999;
    padding: 24px 20px;
    display: none;
    flex-direction: column;
    gap: 20px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    border-top: 1px solid #dee2e6;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.agency-mobile-drawer.is-active {
    display: flex;
}

.agency-mobile-drawer-close {
    align-self: flex-end;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
    width: 44px;
    height: 44px;
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: var(--agency-radius-sm, 6px);
    color: #212529;
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    transition: var(--agency-transition, all 0.2s ease);
}

.agency-mobile-drawer-close:hover,
.agency-mobile-drawer-close:focus-visible {
    color: var(--agency-primary, #eb3b8f);
    border-color: var(--agency-primary, #eb3b8f);
}

.agency-mobile-nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.agency-mobile-nav-list a {
    display: block;
    padding: 12px 16px;
    border-radius: var(--agency-radius-md, 10px);
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    color: #212529;
    font-size: 1.05rem;
    font-weight: 600;
    text-decoration: none;
}

.agency-mobile-nav-list a:hover {
    color: var(--agency-primary, #eb3b8f);
    border-color: #eb3b8f;
    background: #fdf2f8;
}

.agency-mobile-drawer-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: auto;
    padding-top: 20px;
}

/* ==========================================================================
   3. Site Footer
   ========================================================================== */
.agency-site-footer {
    background: #ffffff;
    border-top: 1px solid #e5e7eb;
    padding: 60px 0 30px;
    color: #4b5563;
    font-size: 0.92rem;
    margin-top: 60px;
}

.agency-footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

@media (min-width: 768px) {
    .agency-footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

.agency-footer-brand-link {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    margin-bottom: 12px;
}

.agency-footer-logo {
    max-height: 42px;
    width: auto;
    object-fit: contain;
    display: block;
}

.agency-footer-brand .custom-logo {
    max-height: 42px;
    width: auto;
    object-fit: contain;
    display: block;
}

.agency-footer-brand h3,
.agency-footer-brand-title {
    color: #111827 !important;
    font-size: 1.35rem;
    font-weight: 800;
    margin: 0;
    letter-spacing: -0.5px;
}

.agency-footer-brand h3 span,
.agency-footer-brand-title span {
    color: var(--agency-primary, #eb3b8f);
}

.agency-footer-brand p {
    color: #4b5563 !important;
    line-height: 1.6;
    max-width: 440px;
    margin-top: 10px;
}

.agency-footer-col h4 {
    color: #111827 !important;
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 16px;
}

.agency-footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.agency-footer-col a {
    color: #4b5563 !important;
    text-decoration: none;
    transition: var(--agency-transition);
}

.agency-footer-col a:hover {
    color: var(--agency-primary, #eb3b8f) !important;
    padding-left: 4px;
}

.agency-footer-legal-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
    padding: 8px 14px;
    background: rgba(235, 59, 143, 0.08);
    border: 1px solid rgba(235, 59, 143, 0.25);
    color: #eb3b8f;
    border-radius: var(--agency-radius-sm, 6px);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.agency-footer-bottom {
    padding-top: 24px;
    border-top: 1px solid #e5e7eb;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    text-align: center;
    font-size: 0.85rem;
    color: #6b7280;
}

@media (min-width: 768px) {
    .agency-footer-bottom {
        flex-direction: row;
        text-align: left;
    }
}

.agency-copyright {
    color: #6b7280 !important;
}

.agency-footer-policies {
    display: flex;
    gap: 18px;
    list-style: none;
}

.agency-footer-policies a {
    color: #6b7280 !important;
    text-decoration: none;
}

.agency-footer-policies a:hover {
    color: var(--agency-primary, #eb3b8f) !important;
}

/* ==========================================================================
   4. Mandatory 18+ Age Verification Modal
   ========================================================================== */
.agency-age-gate-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    min-height: 100vh;
    min-height: 100dvh;
    background: rgba(5, 7, 13, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 999999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    box-sizing: border-box;
}

.agency-age-gate-modal.is-visible {
    display: flex;
}

.agency-age-gate-dialog {
    background: #0f172a;
    border: 1px solid rgba(244, 63, 94, 0.35);
    border-radius: var(--agency-radius-lg);
    padding: 36px 32px;
    max-width: 520px;
    width: 100%;
    max-height: 90vh;
    max-height: 90dvh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), 0 0 30px rgba(244, 63, 94, 0.15);
}

.agency-age-gate-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: rgba(244, 63, 94, 0.15);
    border: 2px solid #f43f5e;
    color: #f43f5e;
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 20px;
}

.agency-age-gate-dialog h2 {
    color: #ffffff;
    font-size: 1.45rem;
    font-weight: 800;
    margin-bottom: 14px;
    letter-spacing: -0.3px;
}

.agency-age-gate-dialog p {
    color: var(--agency-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 28px;
}

.agency-age-gate-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

@media (min-width: 480px) {
    .agency-age-gate-actions {
        flex-direction: row;
    }
}

.agency-btn-age-accept {
    flex: 1;
    padding: 13px 20px;
    background: #f43f5e;
    color: #ffffff;
    border: none;
    border-radius: var(--agency-radius-md);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--agency-transition);
}

.agency-btn-age-accept:hover {
    background: #e11d48;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(244, 63, 94, 0.4);
}

.agency-btn-age-decline {
    flex: 1;
    padding: 13px 20px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--agency-surface-border);
    color: var(--agency-text-muted);
    border-radius: var(--agency-radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--agency-transition);
}

.agency-btn-age-decline:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

/* ==========================================================================
   5. 404 Error Screen Styling
   ========================================================================== */
.agency-404-wrapper {
    padding: 100px 0;
    text-align: center;
}

.agency-404-glitch {
    font-size: 6.5rem;
    font-weight: 900;
    color: transparent;
    -webkit-text-stroke: 2px var(--agency-primary);
    letter-spacing: 4px;
    margin-bottom: 16px;
    line-height: 1;
}

.agency-404-title {
    color: #111827;
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 14px;
}

.agency-404-desc {
    color: var(--agency-text-muted);
    max-width: 500px;
    margin: 0 auto 32px;
    font-size: 1.05rem;
}

.agency-404-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.agency-btn-home {
    padding: 12px 28px;
    background: var(--agency-primary, #eb3b8f);
    color: #ffffff;
    border-radius: var(--agency-radius-md);
    font-weight: 700;
    text-decoration: none;
    transition: var(--agency-transition);
}

.agency-btn-home:hover {
    background: linear-gradient(135deg, #e91e63, #eb3b8f);
    color: #ffffff;
}

/* ==========================================================================
   5. Accessibility (a11y) & WCAG 2.1 AA Support
   ========================================================================== */

/* Skip-to-Content Navigation Link */
.agency-skip-link {
    position: absolute;
    top: -9999px;
    left: 16px;
    z-index: 999999;
    padding: 12px 20px;
    background: var(--agency-primary, #eb3b8f);
    color: #ffffff;
    font-weight: 700;
    font-size: 0.95rem;
    border-radius: var(--agency-radius-sm, 6px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    text-decoration: none;
    transition: none;
}

.agency-skip-link:focus,
.agency-skip-link:focus-visible {
    top: 16px;
    outline: 3px solid #111827;
    outline-offset: 2px;
}

/* Mobile Drawer Header & Close Button */
.agency-mobile-drawer-header {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 8px;
}

/* Universal Visible Focus Ring */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid var(--agency-primary, #eb3b8f) !important;
    outline-offset: 2px !important;
}

/* Screen-Reader Only Utility */
.agency-sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* Motion Sensitivity & Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ==========================================================================
   Responsive Architecture: Tablet, Mobile (<= 768px, <= 576px, <= 400px, <= 360px)
   ========================================================================== */
@media (max-width: 768px) {
    .agency-site-header {
        position: sticky;
        top: 0;
        z-index: 1000;
    }

    .agency-header-inner {
        height: 64px;
        gap: 10px;
    }

    /* Hide Portal button in header on mobile - it is prominently placed inside the mobile drawer */
    .agency-header-actions .agency-btn-portal {
        display: none !important;
    }

    .agency-btn-post-ad {
        padding: 7px 12px;
        font-size: 0.82rem;
        gap: 4px;
        border-radius: 8px;
    }

    .agency-btn-post-ad svg {
        width: 14px;
        height: 14px;
    }

    .agency-brand-title {
        font-size: 1.2rem;
    }

    .agency-header-logo {
        max-height: 36px;
    }

    .agency-mobile-menu-toggle {
        width: 42px;
        height: 42px;
        min-width: 42px;
        min-height: 42px;
    }

    /* Mobile Navigation Drawer Alignment */
    .agency-mobile-drawer {
        top: 64px;
        height: calc(100vh - 64px);
        height: calc(100dvh - 64px);
        padding: 20px 16px;
        gap: 16px;
    }

    .agency-container {
        padding-left: 14px;
        padding-right: 14px;
    }

    .agency-site-footer {
        padding: 40px 0 24px;
        margin-top: 40px;
    }

    .agency-footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
        margin-bottom: 32px;
    }
}

@media (max-width: 576px) {
    .agency-brand-title {
        font-size: 1.12rem;
    }

    .agency-header-logo {
        max-height: 32px;
    }

    .agency-mobile-drawer-actions {
        padding-top: 14px;
        gap: 10px;
    }

    .agency-footer-bottom {
        padding-top: 18px;
        gap: 12px;
    }

    .agency-footer-policies {
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
    }
}

@media (max-width: 400px) {
    .agency-header-inner {
        gap: 6px;
    }

    .agency-brand-title {
        font-size: 1.05rem;
    }

    .agency-btn-post-ad {
        padding: 6px 10px;
        font-size: 0.78rem;
    }

    .agency-mobile-menu-toggle {
        width: 38px;
        height: 38px;
        min-width: 38px;
        min-height: 38px;
    }

    .agency-container {
        padding-left: 10px;
        padding-right: 10px;
    }
}

@media (max-width: 340px) {
    .agency-btn-post-ad span {
        display: none;
    }

    .agency-btn-post-ad {
        padding: 8px;
        min-width: 38px;
        min-height: 38px;
    }
}