/* MasqueradeProtocol.com - Art Deco Ornate Luxury */
/* Palette: #0c0a09, #d4a574, #1c1917, #78716c, #92400e, #fbbf24, #fafaf9 */

:root {
    --black: #0c0a09;
    --gold: #d4a574;
    --charcoal: #1c1917;
    --gray: #78716c;
    --amber: #92400e;
    --bright-gold: #fbbf24;
    --white: #fafaf9;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--black);
    color: var(--white);
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    line-height: 1.7;
    overflow-x: hidden;
}

/* ========================================
   VERTICAL CENTER LINE
   ======================================== */
.center-line {
    position: fixed;
    top: 0;
    left: 50%;
    width: 1px;
    height: 100vh;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        rgba(212, 165, 116, 0.08) 20%,
        rgba(212, 165, 116, 0.12) 50%,
        rgba(212, 165, 116, 0.08) 80%,
        transparent 100%
    );
    pointer-events: none;
    z-index: 1;
}

/* ========================================
   SECTIONS BASE
   ======================================== */
.protocol-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 5rem 2rem;
    position: relative;
    overflow: hidden;
}

/* ========================================
   GOLD FRAME (Entrance)
   ======================================== */
.gold-frame {
    position: absolute;
    top: 24px;
    left: 24px;
    right: 24px;
    bottom: 24px;
    border: 1px solid rgba(212, 165, 116, 0.25);
    pointer-events: none;
    z-index: 2;
}

.gold-frame.inner {
    top: 40px;
    left: 40px;
    right: 40px;
    bottom: 40px;
    border-color: rgba(212, 165, 116, 0.1);
}

/* Corner Ornaments - L-shaped brackets */
.corner-ornament {
    position: absolute;
    width: 30px;
    height: 30px;
    pointer-events: none;
}

.corner-ornament::before,
.corner-ornament::after {
    content: '';
    position: absolute;
    background: var(--gold);
}

.corner-ornament.tl::before { top: 0; left: 0; width: 30px; height: 1px; }
.corner-ornament.tl::after { top: 0; left: 0; width: 1px; height: 30px; }
.corner-ornament.tl { top: -1px; left: -1px; }

.corner-ornament.tr::before { top: 0; right: 0; width: 30px; height: 1px; }
.corner-ornament.tr::after { top: 0; right: 0; width: 1px; height: 30px; }
.corner-ornament.tr { top: -1px; right: -1px; }

.corner-ornament.bl::before { bottom: 0; left: 0; width: 30px; height: 1px; }
.corner-ornament.bl::after { bottom: 0; left: 0; width: 1px; height: 30px; }
.corner-ornament.bl { bottom: -1px; left: -1px; }

.corner-ornament.br::before { bottom: 0; right: 0; width: 30px; height: 1px; }
.corner-ornament.br::after { bottom: 0; right: 0; width: 1px; height: 30px; }
.corner-ornament.br { bottom: -1px; right: -1px; }

/* Corner Diamonds */
.corner-diamond {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--gold);
    transform: rotate(45deg);
}

.corner-diamond.tl { top: -4px; left: -4px; }
.corner-diamond.tr { top: -4px; right: -4px; }
.corner-diamond.bl { bottom: -4px; left: -4px; }
.corner-diamond.br { bottom: -4px; right: -4px; }

/* ========================================
   SECTION FRAME (Protocol & Masks sections)
   ======================================== */
.section-frame {
    position: absolute;
    top: 40px;
    left: 40px;
    right: 40px;
    bottom: 40px;
    pointer-events: none;
    z-index: 0;
}

/* L-shaped bracket ornaments for section frames */
.bracket-ornament {
    position: absolute;
    width: 24px;
    height: 24px;
}

.bracket-ornament::before,
.bracket-ornament::after {
    content: '';
    position: absolute;
    background: rgba(212, 165, 116, 0.15);
}

.bracket-ornament.tl { top: 0; left: 0; }
.bracket-ornament.tl::before { top: 0; left: 0; width: 24px; height: 1px; }
.bracket-ornament.tl::after { top: 0; left: 0; width: 1px; height: 24px; }

.bracket-ornament.tr { top: 0; right: 0; }
.bracket-ornament.tr::before { top: 0; right: 0; width: 24px; height: 1px; }
.bracket-ornament.tr::after { top: 0; right: 0; width: 1px; height: 24px; }

.bracket-ornament.bl { bottom: 0; left: 0; }
.bracket-ornament.bl::before { bottom: 0; left: 0; width: 24px; height: 1px; }
.bracket-ornament.bl::after { bottom: 0; left: 0; width: 1px; height: 24px; }

.bracket-ornament.br { bottom: 0; right: 0; }
.bracket-ornament.br::before { bottom: 0; right: 0; width: 24px; height: 1px; }
.bracket-ornament.br::after { bottom: 0; right: 0; width: 1px; height: 24px; }

/* ========================================
   SUNBURST (Entrance)
   ======================================== */
.sunburst {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    transform: translate(-50%, -50%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 2s ease;
}

.sunburst.visible {
    opacity: 1;
}

.sunburst-ray {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 1px;
    background: linear-gradient(to right, rgba(212, 165, 116, 0.15), transparent);
    transform-origin: 0 50%;
    transform: rotate(var(--angle));
}

.sunburst-ray::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 1px;
    background: linear-gradient(to right, rgba(212, 165, 116, 0.15), transparent);
    transform-origin: 0 50%;
    transform: rotate(180deg);
}

/* ========================================
   DIAMOND MARKER
   ======================================== */
.diamond-marker {
    width: 64px;
    height: 64px;
    border: 1px solid var(--bright-gold);
    transform: rotate(45deg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2.5rem;
    position: relative;
}

.diamond-marker::before {
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    right: 4px;
    bottom: 4px;
    border: 1px solid rgba(251, 191, 36, 0.3);
}

.diamond-marker.small {
    width: 44px;
    height: 44px;
    margin-bottom: 2rem;
}

.diamond-marker.small::before {
    top: 3px;
    left: 3px;
    right: 3px;
    bottom: 3px;
}

.diamond-text {
    transform: rotate(-45deg);
    font-family: 'Fira Code', monospace;
    font-weight: 700;
    font-size: 1rem;
    color: var(--bright-gold);
    letter-spacing: 0.05em;
}

/* ========================================
   DIAMOND DIVIDER
   ======================================== */
.diamond-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin: 1.5rem 0;
}

.divider-line {
    display: block;
    width: 60px;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--gold));
}

.divider-line:last-child {
    background: linear-gradient(to left, transparent, var(--gold));
}

.divider-diamond {
    display: block;
    width: 8px;
    height: 8px;
    background: var(--gold);
    transform: rotate(45deg);
    flex-shrink: 0;
    margin: 0 4px;
}

.section-divider {
    margin-bottom: 3rem;
}

.final-divider {
    margin: 2.5rem 0;
}

/* ========================================
   ENTRANCE SECTION
   ======================================== */
.entrance-content {
    text-align: center;
    z-index: 3;
    position: relative;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1.4s ease, transform 1.4s ease;
}

.entrance-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.brand-title {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-size: clamp(3rem, 7vw, 5rem);
    line-height: 1.15;
    color: var(--white);
    margin-bottom: 0.5rem;
    letter-spacing: 0.02em;
}

.title-accent {
    color: var(--gold);
    font-style: italic;
    font-weight: 400;
}

.brand-sub {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    font-size: 0.95rem;
    color: var(--gray);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    opacity: 0;
    animation: scrollFadeIn 1s ease 2.5s forwards;
}

@keyframes scrollFadeIn {
    to { opacity: 1; }
}

.scroll-diamond {
    display: block;
    width: 10px;
    height: 10px;
    border: 1px solid var(--gold);
    transform: rotate(45deg);
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: rotate(45deg) translateY(0); opacity: 1; }
    50% { transform: rotate(45deg) translateY(8px); opacity: 0.4; }
}

/* ========================================
   PROTOCOL PANELS
   ======================================== */
#protocols {
    background: var(--black);
}

.protocol-panels {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1100px;
    width: 100%;
    z-index: 2;
}

@media (max-width: 860px) {
    .protocol-panels {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
}

.protocol-panel {
    border: 1px solid rgba(212, 165, 116, 0.15);
    padding: 3rem 2rem 2.5rem;
    text-align: center;
    position: relative;
    background: rgba(28, 25, 23, 0.4);
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.protocol-panel.visible {
    opacity: 1;
    transform: translateY(0);
}

.protocol-panel:hover {
    border-color: var(--gold);
    box-shadow: 0 0 30px rgba(212, 165, 116, 0.06);
}

/* Panel corner ornaments */
.panel-corner {
    position: absolute;
    width: 16px;
    height: 16px;
}

.panel-corner::before,
.panel-corner::after {
    content: '';
    position: absolute;
    background: var(--gold);
    transition: background 0.4s ease;
}

.protocol-panel:hover .panel-corner::before,
.protocol-panel:hover .panel-corner::after {
    background: var(--bright-gold);
}

.panel-corner.tl { top: -1px; left: -1px; }
.panel-corner.tl::before { width: 16px; height: 1px; top: 0; left: 0; }
.panel-corner.tl::after { width: 1px; height: 16px; top: 0; left: 0; }

.panel-corner.tr { top: -1px; right: -1px; }
.panel-corner.tr::before { width: 16px; height: 1px; top: 0; right: 0; }
.panel-corner.tr::after { width: 1px; height: 16px; top: 0; right: 0; }

.panel-corner.bl { bottom: -1px; left: -1px; }
.panel-corner.bl::before { width: 16px; height: 1px; bottom: 0; left: 0; }
.panel-corner.bl::after { width: 1px; height: 16px; bottom: 0; left: 0; }

.panel-corner.br { bottom: -1px; right: -1px; }
.panel-corner.br::before { width: 16px; height: 1px; bottom: 0; right: 0; }
.panel-corner.br::after { width: 1px; height: 16px; bottom: 0; right: 0; }

.protocol-num {
    font-family: 'Fira Code', monospace;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--bright-gold);
    display: block;
    margin-bottom: 1rem;
    letter-spacing: 0.1em;
}

.panel-divider {
    width: 30px;
    height: 1px;
    background: var(--gold);
    margin: 0 auto 1.5rem;
}

.protocol-name {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--white);
    margin-bottom: 1rem;
    letter-spacing: 0.02em;
}

.protocol-desc {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--gray);
}

.panel-diamond {
    width: 6px;
    height: 6px;
    background: var(--gold);
    transform: rotate(45deg);
    margin: 1.5rem auto 0;
    opacity: 0.5;
    transition: opacity 0.4s ease;
}

.protocol-panel:hover .panel-diamond {
    opacity: 1;
}

/* ========================================
   MASKS SECTION
   ======================================== */
#masks {
    background: var(--charcoal);
}

.section-heading {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    color: var(--white);
    text-align: center;
    z-index: 2;
    letter-spacing: 0.02em;
}

.mask-gallery {
    display: flex;
    gap: 4rem;
    justify-content: center;
    flex-wrap: wrap;
    z-index: 2;
}

.mask-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.2rem;
    opacity: 0;
    transform: scale(0.85);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.mask-item.visible {
    opacity: 1;
    transform: scale(1);
}

.mask-shape {
    width: 130px;
    height: 130px;
    border: 1px solid var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: border-color 0.4s ease, box-shadow 0.4s ease;
}

.mask-shape.diamond {
    transform: rotate(45deg);
}

.mask-inner-border {
    position: absolute;
    top: 8px;
    left: 8px;
    right: 8px;
    bottom: 8px;
    border: 1px solid rgba(212, 165, 116, 0.25);
    transition: border-color 0.4s ease;
}

.mask-inner-border.octagon {
    clip-path: polygon(30% 0%, 70% 0%, 100% 30%, 100% 70%, 70% 100%, 30% 100%, 0% 70%, 0% 30%);
}

.mask-shape.octagon {
    clip-path: polygon(30% 0%, 70% 0%, 100% 30%, 100% 70%, 70% 100%, 30% 100%, 0% 70%, 0% 30%);
}

.mask-icon {
    font-size: 1.4rem;
    color: var(--gold);
    transition: color 0.4s ease;
}

.mask-shape.diamond .mask-icon {
    transform: rotate(-45deg);
}

.mask-item:hover .mask-shape {
    border-color: var(--bright-gold);
    box-shadow: 0 0 30px rgba(251, 191, 36, 0.12);
}

.mask-item:hover .mask-inner-border {
    border-color: rgba(251, 191, 36, 0.4);
}

.mask-item:hover .mask-icon {
    color: var(--bright-gold);
}

.mask-label {
    font-family: 'Fira Code', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    color: var(--gold);
    text-transform: uppercase;
}

.mask-desc {
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    color: var(--gray);
    text-align: center;
    max-width: 180px;
    line-height: 1.5;
}

/* ========================================
   UNMASKED / REVEAL SECTION
   ======================================== */
#unmasked {
    background: var(--black);
    min-height: 100vh;
}

/* Convergence Lines */
.convergence-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.conv-line {
    position: absolute;
    background: var(--gold);
    opacity: 0;
    transition: opacity 1.5s ease;
}

.conv-line.visible {
    opacity: 1;
}

.conv-line.left {
    top: 50%;
    left: 0;
    width: 42%;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--gold));
}

.conv-line.right {
    top: 50%;
    right: 0;
    width: 42%;
    height: 1px;
    background: linear-gradient(to left, transparent, var(--gold));
}

.conv-line.top {
    top: 0;
    left: 50%;
    width: 1px;
    height: 42%;
    background: linear-gradient(to bottom, transparent, var(--gold));
}

.conv-line.bottom {
    bottom: 0;
    left: 50%;
    width: 1px;
    height: 42%;
    background: linear-gradient(to top, transparent, var(--gold));
}

/* Convergence Sunburst */
.convergence-sunburst {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 0;
    opacity: 0;
    transition: opacity 2s ease;
}

.convergence-sunburst.visible {
    opacity: 1;
}

.conv-ray {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 50vw;
    height: 1px;
    background: linear-gradient(to right, rgba(212, 165, 116, 0.08), transparent);
    transform-origin: 0 50%;
    transform: rotate(var(--angle));
}

.conv-ray::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 50vw;
    height: 1px;
    background: linear-gradient(to right, rgba(212, 165, 116, 0.08), transparent);
    transform-origin: 0 50%;
    transform: rotate(180deg);
}

.unmasked-content {
    text-align: center;
    z-index: 3;
    max-width: 640px;
    position: relative;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1.5s ease, transform 1.5s ease;
}

.unmasked-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.final-statement {
    font-family: 'Playfair Display', serif;
    font-weight: 400;
    font-size: clamp(1.2rem, 2.5vw, 1.5rem);
    line-height: 1.9;
    color: var(--gold);
}

.closing-code {
    font-family: 'Fira Code', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    color: var(--amber);
    margin-bottom: 1.5rem;
}

.site-name {
    font-family: 'Fira Code', monospace;
    font-size: 0.65rem;
    letter-spacing: 0.25em;
    color: var(--gray);
    text-transform: uppercase;
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes goldPulse {
    0%, 100% { opacity: 0.15; }
    50% { opacity: 0.3; }
}

/* Gold frame subtle pulse */
.gold-frame {
    animation: goldPulse 6s ease-in-out infinite;
}

.gold-frame.inner {
    animation-delay: 3s;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 640px) {
    .protocol-section {
        padding: 4rem 1.5rem;
    }

    .gold-frame {
        top: 12px;
        left: 12px;
        right: 12px;
        bottom: 12px;
    }

    .gold-frame.inner {
        top: 24px;
        left: 24px;
        right: 24px;
        bottom: 24px;
    }

    .section-frame {
        top: 20px;
        left: 20px;
        right: 20px;
        bottom: 20px;
    }

    .mask-gallery {
        gap: 2.5rem;
    }

    .mask-shape {
        width: 100px;
        height: 100px;
    }

    .convergence-sunburst {
        display: none;
    }
}