/**
 * MAURIZIO CRESPI — STICKY MORPHING NAVBAR & MAGAZINE LAYOUTS
 */

/* Main Containers */
.site-wrapper {
    position: relative;
    width: 100%;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: var(--max-width-content);
    margin: 0 auto;
    padding: 0 var(--gutter);
}

.container-narrow {
    max-width: var(--max-width-narrow);
}

.container-editorial {
    max-width: var(--max-width-editorial);
}

/* ==========================================================================
   STICKY MORPHING NAVBAR
   ========================================================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-sticky-nav);
    transition: padding var(--transition-base),
                background-color var(--transition-base),
                backdrop-filter var(--transition-base),
                transform var(--transition-base);
    pointer-events: none; /* Allows click through except on active nav elements */
}

/* Pre-scroll state (Full Editorial Masthead) */
.nav-masthead-bar {
    width: 100%;
    border-bottom: 1px solid var(--color-border);
    background: linear-gradient(180deg, rgba(8, 8, 10, 0.95) 0%, rgba(8, 8, 10, 0.6) 75%, transparent 100%);
    padding: 1.25rem var(--gutter);
    transition: opacity var(--transition-base), transform var(--transition-base);
    pointer-events: auto;
}

.nav-masthead-inner {
    max-width: var(--max-width-content);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.masthead-col-meta {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.16em;
    color: var(--color-text-muted);
    text-transform: uppercase;
    display: flex;
    gap: 1.5rem;
}

.masthead-col-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.masthead-col-meta span::after {
    content: '•';
    color: var(--color-gold);
    opacity: 0.6;
}

.masthead-col-meta span:last-child::after {
    display: none;
}

.masthead-brand-full {
    text-align: center;
}

.masthead-brand-title {
    font-family: var(--font-serif);
    font-size: clamp(1.4rem, 2.2vw, 2.2rem);
    letter-spacing: 0.12em;
    font-weight: 300;
    text-transform: uppercase;
    color: var(--color-text-primary);
    line-height: 1;
}

.masthead-brand-sub {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-top: 0.25rem;
}

.masthead-col-action {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

/* Scrolled Floating Morphed Capsule Navigation */
.nav-floating-capsule {
    position: absolute;
    top: 1.25rem;
    left: 50%;
    transform: translateX(-50%) translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-base),
                opacity var(--transition-base),
                box-shadow var(--transition-base);
    background: var(--color-glass);
    backdrop-filter: var(--blur-backdrop);
    -webkit-backdrop-filter: var(--blur-backdrop);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-pill);
    padding: 0.45rem 0.65rem 0.45rem 1.4rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.65), 0 0 1px rgba(255, 255, 255, 0.15);
}

/* Morphed active state */
.site-header.is-scrolled .nav-masthead-bar {
    opacity: 0;
    transform: translateY(-100%);
    pointer-events: none;
}

.site-header.is-scrolled .nav-floating-capsule {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

.nav-floating-brand {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    letter-spacing: 0.08em;
    font-weight: 400;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    white-space: nowrap;
}

.brand-monogram {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--color-gold);
    color: var(--color-gold);
    font-family: var(--font-serif);
    font-size: 0.8rem;
    font-style: italic;
}

.nav-links-list {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 0.25rem;
    position: relative;
}

.nav-link-item a {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    padding: 0.45rem 0.85rem;
    border-radius: var(--border-radius-pill);
    position: relative;
    transition: color var(--transition-fast), background-color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.nav-link-item a span.nav-item-num {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.nav-link-item a:hover {
    color: var(--color-text-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

.nav-link-item a.active {
    color: #000;
    background-color: var(--color-gold);
    box-shadow: 0 0 15px var(--color-gold-glow);
}

.nav-link-item a.active span.nav-item-num {
    color: rgba(0, 0, 0, 0.6);
}

/* Audio Ambient Salon Pill in Navbar */
.nav-audio-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.35rem 0.85rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-pill);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    cursor: pointer;
    pointer-events: auto;
    transition: var(--transition-fast);
}

.nav-audio-pill:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
    background: var(--color-gold-dim);
}

.nav-audio-pill.is-playing {
    border-color: var(--color-gold);
    color: var(--color-gold);
    background: rgba(212, 175, 55, 0.15);
    box-shadow: 0 0 12px var(--color-gold-glow);
}

.audio-eq-bars {
    display: inline-flex;
    align-items: flex-end;
    gap: 2px;
    height: 12px;
}

.eq-bar {
    width: 2px;
    height: 35%;
    background-color: var(--color-gold);
    border-radius: 1px;
    transition: height 0.3s ease, opacity 0.3s ease;
}

.nav-audio-pill.is-playing .eq-bar {
    height: 100%;
    animation: eqPulse 1.2s ease-in-out infinite alternate;
}

.nav-audio-pill.is-playing .eq-bar:nth-child(2) { animation-delay: 0.2s; height: 60%; }
.nav-audio-pill.is-playing .eq-bar:nth-child(3) { animation-delay: 0.4s; height: 80%; }
.nav-audio-pill.is-playing .eq-bar:nth-child(4) { animation-delay: 0.6s; height: 40%; }

@keyframes eqPulse {
    0% { height: 25%; }
    100% { height: 100%; }
}

/* Mobile Hamburger Trigger */
.nav-mobile-trigger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    gap: 5px;
    pointer-events: auto;
    transition: var(--transition-fast);
}

.nav-mobile-trigger:hover {
    background: var(--color-gold-dim);
    border-color: var(--color-gold);
}

.burger-line {
    width: 18px;
    height: 1.5px;
    background-color: var(--color-text-primary);
    transition: var(--transition-fast);
}

/* Mobile Fullscreen Drawer */
.mobile-nav-drawer {
    position: fixed;
    inset: 0;
    z-index: calc(var(--z-sticky-nav) + 50);
    background-color: rgba(8, 8, 10, 0.96);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: var(--space-xl) var(--gutter);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-20px);
    transition: opacity var(--transition-base), transform var(--transition-base);
}

.mobile-nav-drawer.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.mobile-drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: var(--space-md);
}

.mobile-drawer-close {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.mobile-links-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin: var(--space-xl) 0;
}

.mobile-links-list li a {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 7vw, 3.5rem);
    font-weight: 300;
    color: var(--color-text-secondary);
    display: flex;
    align-items: baseline;
    gap: 1rem;
    transition: color var(--transition-fast), transform var(--transition-fast);
}

.mobile-links-list li a span.num {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--color-gold);
}

.mobile-links-list li a:hover,
.mobile-links-list li a.active {
    color: var(--color-text-primary);
    transform: translateX(10px);
}

.mobile-drawer-footer {
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    letter-spacing: 0.12em;
}

/* ==========================================================================
   EDITORIAL SECTION FRAMEWORK
   ========================================================================== */

.editorial-section {
    position: relative;
    padding: var(--space-3xl) 0;
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
}

.editorial-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 1px;
    background-color: var(--color-gold);
}

/* Section Header Spread */
.section-header-spread {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
    gap: var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: var(--space-lg);
}

.section-header-main {
    max-width: 680px;
}

.section-index-badge {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--color-gold);
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: var(--space-xs);
}

.section-title {
    font-size: var(--text-3xl);
    font-weight: 300;
    line-height: 1.1;
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    margin-top: var(--space-xs);
}

.section-curatorial-note {
    max-width: 380px;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.7;
    border-left: 1px solid var(--color-gold);
    padding-left: var(--space-md);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .masthead-col-meta {
        display: none;
    }
    .nav-links-list {
        display: none;
    }
    .nav-mobile-trigger {
        display: flex;
    }
    .nav-floating-capsule {
        padding: 0.4rem 0.75rem 0.4rem 1rem;
    }
}