/* ============================================================
   archetypos.dev — Styles
   Glitch-touched frost aesthetic
   ============================================================ */

/* --- CSS Custom Properties --- */
:root {
    --void-black: #080B12;
    --frost-panel: #0E1520;
    --frost-white: #E8EDF2;
    --muted-frost: #B8C4D0;
    --glacial-blue: #6B8FA3;
    --signal-amber: #D4A853;
    --corruption-rose: #C4566A;
    --spectral-teal: #4ECDC4;
    --ice-edge: rgba(255, 255, 255, 0.08);
    --halo-blue: rgba(107, 143, 163, 0.15);
    --section-hue: 0deg;
}

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: auto;
    overflow-x: hidden;
}

body {
    background: var(--void-black);
    color: var(--frost-white);
    font-family: 'Libre Baskerville', Georgia, serif;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- Scan Lines Overlay --- */
.scan-lines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1000;
    background: repeating-linear-gradient(
        to bottom,
        transparent,
        transparent 3px,
        rgba(255, 255, 255, 0.02) 3px,
        rgba(255, 255, 255, 0.02) 4px
    );
    opacity: 0;
    transition: opacity 0.6s ease;
}

.scan-lines.visible {
    opacity: 1;
}

/* --- HUD Corner Brackets --- */
.hud-bracket {
    position: fixed;
    width: 24px;
    height: 24px;
    z-index: 900;
    opacity: 0;
    transition: opacity 0.8s ease;
}

.hud-bracket.visible {
    animation: bracketPulse 4s ease-in-out infinite;
}

.hud-bracket--tl {
    top: 16px;
    left: 16px;
    border-top: 2px solid var(--glacial-blue);
    border-left: 2px solid var(--glacial-blue);
}

.hud-bracket--tr {
    top: 16px;
    right: 16px;
    border-top: 2px solid var(--glacial-blue);
    border-right: 2px solid var(--glacial-blue);
}

.hud-bracket--bl {
    bottom: 16px;
    left: 16px;
    border-bottom: 2px solid var(--glacial-blue);
    border-left: 2px solid var(--glacial-blue);
}

.hud-bracket--br {
    bottom: 16px;
    right: 16px;
    border-bottom: 2px solid var(--glacial-blue);
    border-right: 2px solid var(--glacial-blue);
}

@keyframes bracketPulse {
    0%, 100% { opacity: 0.08; }
    50% { opacity: 0.15; }
}

/* --- Arc Rings --- */
.arc-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    pointer-events: none;
    z-index: 1;
}

.arc-ring {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.arc-ring--1 {
    animation: arcRotate1 120s linear infinite;
}

.arc-ring--2 {
    animation: arcRotate2 120s linear infinite reverse;
}

@keyframes arcRotate1 {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes arcRotate2 {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* --- HUD Label (Top-Left) --- */
.hud-label {
    position: fixed;
    top: 48px;
    left: 16px;
    z-index: 900;
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 300;
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--glacial-blue);
    opacity: 0;
    transition: opacity 0.6s ease;
}

.hud-label.visible {
    opacity: 0.7;
}

.hud-label__text {
    display: inline-block;
}

.hud-label__text.glitch-flash {
    animation: hudGlitch 0.15s steps(2) forwards;
}

@keyframes hudGlitch {
    0% {
        text-shadow: -3px 0 var(--corruption-rose), 3px 0 var(--spectral-teal);
        opacity: 0.6;
    }
    50% {
        text-shadow: 2px 0 var(--spectral-teal), -2px 0 var(--corruption-rose);
        opacity: 1;
    }
    100% {
        text-shadow: none;
        opacity: 0.7;
    }
}

/* --- HUD Coordinate (Bottom-Left) --- */
.hud-coordinate {
    position: fixed;
    bottom: 48px;
    left: 16px;
    z-index: 900;
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 300;
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--glacial-blue);
    opacity: 0;
    transition: opacity 0.6s ease;
}

.hud-coordinate.visible {
    opacity: 0.7;
}

/* --- Scroll Progress Indicator --- */
.scroll-indicator {
    position: fixed;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    height: 200px;
    z-index: 900;
    opacity: 0;
    transition: opacity 0.6s ease;
}

.scroll-indicator.visible {
    opacity: 1;
}

.scroll-indicator__track {
    position: relative;
    width: 2px;
    height: 100%;
    background: rgba(107, 143, 163, 0.15);
}

.scroll-indicator__fill {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0%;
    background: var(--glacial-blue);
    transition: height 0.3s ease;
}

.scroll-indicator__marker {
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
    width: 6px;
    height: 6px;
    border: 1px solid var(--glacial-blue);
    background: transparent;
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

.scroll-indicator__marker.active {
    background: var(--glacial-blue);
    box-shadow: 0 0 8px var(--glacial-blue);
}

.scroll-indicator__marker.pulse {
    animation: markerPulse 0.6s ease-out;
}

@keyframes markerPulse {
    0% { transform: translate(-50%, -50%) rotate(45deg) scale(1); box-shadow: 0 0 8px var(--glacial-blue); }
    50% { transform: translate(-50%, -50%) rotate(45deg) scale(2); box-shadow: 0 0 16px var(--glacial-blue); }
    100% { transform: translate(-50%, -50%) rotate(45deg) scale(1); box-shadow: 0 0 8px var(--glacial-blue); }
}

/* --- Chamber (Section) Base --- */
.chamber {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* --- Chamber Background Layer --- */
.chamber__bg {
    position: absolute;
    top: -5%;
    left: -5%;
    width: 110%;
    height: 110%;
    z-index: 0;
    filter: grayscale(1) contrast(1.1) brightness(0.8) blur(40px) hue-rotate(var(--section-hue));
    transition: filter 1.2s ease;
}

/* Duotone backgrounds using gradients to simulate ambient photo fields */
.chamber--hero .chamber__bg {
    background: radial-gradient(ellipse at center, #1a2a35 0%, var(--void-black) 80%);
}

.chamber__bg--hero-arch {
    background:
        radial-gradient(ellipse at 30% 50%, #2a3a4d 0%, transparent 60%),
        radial-gradient(ellipse at 70% 60%, #1a3040 0%, transparent 50%),
        linear-gradient(180deg, #0E1520 0%, #080B12 100%);
}

.chamber__bg--shadow {
    background:
        radial-gradient(ellipse at 60% 40%, #1a2030 0%, transparent 60%),
        radial-gradient(ellipse at 30% 70%, #252035 0%, transparent 50%),
        linear-gradient(180deg, #0a0e18 0%, #080B12 100%);
}

.chamber__bg--trickster {
    background:
        radial-gradient(ellipse at 40% 60%, #1a3530 0%, transparent 55%),
        radial-gradient(ellipse at 70% 30%, #20302a 0%, transparent 50%),
        linear-gradient(180deg, #0c1518 0%, #080B12 100%);
}

.chamber__bg--sage {
    background:
        radial-gradient(ellipse at 50% 50%, #1a2540 0%, transparent 60%),
        radial-gradient(ellipse at 30% 30%, #1e2845 0%, transparent 50%),
        linear-gradient(180deg, #0c1020 0%, #080B12 100%);
}

.chamber__bg--creator {
    background:
        radial-gradient(ellipse at 50% 40%, #2a2015 0%, transparent 55%),
        radial-gradient(ellipse at 60% 70%, #1a2530 0%, transparent 50%),
        linear-gradient(180deg, #12100a 0%, #080B12 100%);
}

/* --- Chamber Sigil Layer --- */
.chamber__sigil {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 280px;
    height: 280px;
    z-index: 1;
    pointer-events: none;
}

.chamber.active .chamber__sigil {
    pointer-events: auto;
}

.sigil {
    width: 100%;
    height: 100%;
    transition: filter 2s ease;
}

.sigil:hover {
    filter: drop-shadow(0 0 12px var(--spectral-teal));
}

.sigil:hover .sigil__path {
    stroke: var(--spectral-teal);
    transition: stroke 0.4s ease;
}

/* SVG Path Draw Animation */
.sigil__path {
    stroke-dasharray: var(--path-length, 1000);
    stroke-dashoffset: var(--path-length, 1000);
    transition: stroke-dashoffset 1.8s ease-in-out, stroke 0.4s ease;
}

.chamber.active .sigil__path {
    stroke-dashoffset: 0;
}

/* Amber pulse on complete */
.sigil__path.pulse-amber {
    animation: amberPulse 0.6s ease-out;
}

@keyframes amberPulse {
    0% { stroke: var(--glacial-blue); }
    40% { stroke: var(--signal-amber); filter: drop-shadow(0 0 8px var(--signal-amber)); }
    100% { stroke: var(--glacial-blue); filter: none; }
}

/* Panel line draw */
.panel-line__path {
    stroke-dasharray: 300;
    stroke-dashoffset: 300;
    transition: stroke-dashoffset 1.2s ease-in-out 0.8s;
}

.chamber.active .panel-line__path {
    stroke-dashoffset: 0;
}

/* --- Chamber Content Layer --- */
.chamber__content {
    position: relative;
    z-index: 2;
    max-width: 680px;
    width: 100%;
    padding: 0 clamp(24px, 6vw, 120px);
    text-align: center;
}

/* --- Hero Section Specifics --- */
.chamber__content--hero {
    opacity: 0;
}

.chamber__content--hero.visible {
    opacity: 1;
}

.hero-title {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-weight: 700;
    font-size: clamp(2.4rem, 5.5vw, 4.8rem);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--frost-white);
    text-shadow: 0 0 30px var(--halo-blue);
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    position: relative;
}

.hero-title.visible {
    opacity: 1;
    transform: translateY(0);
}

/* RGB Split effect for hero title */
.hero-title.glitch-in::before,
.hero-title.glitch-in::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-title.glitch-in::before {
    color: var(--corruption-rose);
    left: -3px;
    mix-blend-mode: screen;
    animation: glitchSplit 0.15s steps(2) forwards;
}

.hero-title.glitch-in::after {
    color: var(--spectral-teal);
    left: 3px;
    mix-blend-mode: screen;
    animation: glitchSplit 0.15s steps(2) forwards;
}

@keyframes glitchSplit {
    0% { opacity: 1; }
    100% { opacity: 0; }
}

.hero-subtitle {
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 300;
    font-size: 0.8rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--glacial-blue);
    margin-top: 1.5rem;
    opacity: 0;
    transition: opacity 0.6s ease;
}

.hero-subtitle.visible {
    opacity: 1;
}

.hero-subtitle .char {
    display: inline-block;
    opacity: 0;
    transition: opacity 0.1s ease;
}

.hero-subtitle .char.revealed {
    opacity: 1;
}

/* --- Scroll Cue --- */
.scroll-cue {
    margin-top: 3rem;
    opacity: 0;
    transition: opacity 0.6s ease;
}

.scroll-cue.visible {
    animation: scrollCuePulse 2.5s ease-in-out infinite;
}

.scroll-cue__path {
    stroke-dasharray: 40;
    stroke-dashoffset: 40;
    transition: stroke-dashoffset 0.5s ease;
}

.scroll-cue.visible .scroll-cue__path {
    stroke-dashoffset: 0;
}

@keyframes scrollCuePulse {
    0%, 100% { opacity: 0.3; transform: translateY(0); }
    50% { opacity: 0.7; transform: translateY(6px); }
}

/* --- Frost Panel --- */
.frost-panel {
    background: rgba(14, 21, 32, 0.6);
    backdrop-filter: blur(16px) saturate(1.2);
    -webkit-backdrop-filter: blur(16px) saturate(1.2);
    border: 1px solid var(--ice-edge);
    border-radius: 2px;
    padding: clamp(2rem, 4vw, 3.5rem);
    opacity: 0;
    transform: scale(0.96);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.chamber.active .frost-panel {
    opacity: 1;
    transform: scale(1);
}

.frost-panel__line {
    margin-top: 1.5rem;
    width: 100%;
}

.frost-panel__line svg {
    width: 100%;
    height: 2px;
}

/* --- Archetype Typography --- */
.archetype-name {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-weight: 700;
    font-size: clamp(2.4rem, 5.5vw, 4.8rem);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--frost-white);
    text-shadow: 0 0 30px var(--halo-blue);
    margin-bottom: 0.75rem;
    position: relative;
    display: inline-block;
    cursor: default;
    transition: color 0.4s ease;
}

/* Hover glitch RGB split on archetype names */
.archetype-name::before,
.archetype-name::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0;
}

.archetype-name::before {
    color: var(--corruption-rose);
    mix-blend-mode: screen;
}

.archetype-name::after {
    color: var(--spectral-teal);
    mix-blend-mode: screen;
}

.archetype-name.glitch-hover::before {
    opacity: 1;
    transform: translateX(-3px);
    animation: nameGlitch 0.15s steps(2) forwards;
}

.archetype-name.glitch-hover::after {
    opacity: 1;
    transform: translateX(3px);
    animation: nameGlitch 0.15s steps(2) forwards;
}

@keyframes nameGlitch {
    0% { opacity: 0.8; }
    100% { opacity: 0; }
}

.archetype-name.hovered {
    color: var(--signal-amber);
}

.archetype-epithet {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-style: italic;
    font-weight: 400;
    font-size: clamp(0.95rem, 1.2vw, 1.15rem);
    color: var(--muted-frost);
    margin-bottom: 1.25rem;
    line-height: 1.72;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.4s ease 0.2s, transform 0.4s ease 0.2s;
}

.chamber.active .archetype-epithet {
    opacity: 1;
    transform: translateY(0);
}

.archetype-desc {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.1vw, 1.15rem);
    line-height: 1.72;
    color: var(--muted-frost);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.4s ease 0.4s, transform 0.4s ease 0.4s;
}

.chamber.active .archetype-desc {
    opacity: 1;
    transform: translateY(0);
}

/* --- Section Transition: Inactive Chamber --- */
.chamber.exiting .frost-panel {
    opacity: 0;
    transform: scale(0.96);
}

.chamber.exiting .sigil__path {
    stroke-dashoffset: var(--path-length, 1000);
}

/* --- Sigil Hover Rotation --- */
.chamber.active .sigil:hover {
    transform: rotate(15deg);
    transition: transform 2s ease, filter 2s ease;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .chamber__sigil {
        width: 200px;
        height: 200px;
    }

    .hud-label {
        top: 44px;
        font-size: 0.6rem;
    }

    .hud-coordinate {
        font-size: 0.55rem;
        max-width: 70vw;
    }

    .frost-panel {
        padding: 1.5rem;
    }

    .scroll-indicator {
        right: 8px;
    }

    .hud-bracket {
        width: 16px;
        height: 16px;
    }
}

@media (max-width: 480px) {
    .arc-container {
        width: 280px;
        height: 280px;
    }

    .chamber__sigil {
        width: 160px;
        height: 160px;
    }
}