/* ============================================================
   AIICE.QUEST -- Styles
   Candy Bright Editorial / Scholarly Journal Aesthetic
   ============================================================ */

/* ----- CSS Custom Properties ----- */
:root {
    --parchment-white: #FAFAF7;
    --deep-ink: #2B2B3D;
    --candy-pink: #FF6EC7;
    --electric-lemon: #FFF44F;
    --bubblegum-cyan: #00E5FF;
    --grape-soda: #B24BF3;
    --tangerine-pop: #FF6D00;
    --blackboard: #1A1A2E;
    --ghost-grain: #E8E8E0;
    --surface-white: #FAFAFA;

    --grid-gap: clamp(12px, 2vw, 24px);
    --block-padding: 2.5rem;
    --font-display: 'Space Mono', monospace;
    --font-body: 'IBM Plex Mono', monospace;
    --font-system: 'Share Tech Mono', monospace;
}

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

html {
    scroll-snap-type: y proximity;
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: clamp(0.85rem, 1.2vw, 1rem);
    line-height: 1.75;
    letter-spacing: 0.01em;
    color: var(--deep-ink);
    background: var(--parchment-white);
    overflow-x: hidden;
}

/* ----- Boot Screen ----- */
#boot-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--blackboard);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.8s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}

#boot-screen::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    filter: url(#grain);
    opacity: 0.06;
    pointer-events: none;
}

#boot-screen.dismissed {
    transform: translateY(-100vh);
}

#boot-content {
    text-align: center;
    z-index: 1;
}

.boot-line {
    font-family: var(--font-system);
    font-size: clamp(0.75rem, 1.5vw, 1rem);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    min-height: 1.6em;
    margin-bottom: 0.5em;
    white-space: nowrap;
    overflow: hidden;
}

#boot-line-1 { color: var(--candy-pink); }
#boot-line-2 { color: var(--bubblegum-cyan); }
#boot-line-3 { color: var(--electric-lemon); }

@keyframes bootShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(4px); }
    50% { transform: translateX(-4px); }
    75% { transform: translateX(4px); }
}

.boot-shake {
    animation: bootShake 0.1s linear 5;
}

/* ----- Grain Overlay Mixin (via pseudo-element) ----- */
.section-light::after,
.section-ghost::after,
.section-dark::after,
.block::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    filter: url(#grain);
    pointer-events: none;
    z-index: 0;
}

.section-light::after { opacity: 0.07; }
.section-ghost::after { opacity: 0.06; }
.section-dark::after { opacity: 0.12; }
.block::after { opacity: 0.05; }

/* ----- Top Navigation Bar ----- */
#top-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 36px;
    background: rgba(26, 26, 46, 0.95);
    z-index: 9000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    transform: translateY(-100%);
    transition: transform 0.3s ease;
}

#top-bar.visible {
    transform: translateY(0);
}

.doi-nav {
    font-family: var(--font-system);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--candy-pink);
    opacity: 0.7;
}

.nav-link {
    font-family: var(--font-system);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--bubblegum-cyan);
    text-decoration: underline wavy;
    text-underline-offset: 3px;
    transition: all 0.15s ease;
}

.nav-link:hover {
    animation: linkShake 0.2s linear 2;
    text-decoration-thickness: 2px;
}

@keyframes linkShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(2px); }
    75% { transform: translateX(-2px); }
}

/* ----- Viewport Sections ----- */
.viewport-section {
    position: relative;
    min-height: 100vh;
    padding: var(--grid-gap);
    scroll-snap-align: start;
    overflow: hidden;
}

.section-light {
    background: var(--parchment-white);
}

.section-ghost {
    background: var(--ghost-grain);
}

.section-dark {
    background: var(--blackboard);
    color: var(--parchment-white);
}

/* ----- Section Grids ----- */
.section-grid {
    display: grid;
    gap: var(--grid-gap);
    height: 100%;
    min-height: calc(100vh - var(--grid-gap) * 2);
    position: relative;
    z-index: 1;
}

/* Grid: Abstract (Section 1) */
.grid-abstract {
    grid-template-columns: 2fr 1fr;
    grid-template-rows: 1fr 1fr auto;
    grid-template-areas:
        "article ann1"
        "article ann2"
        "citation citation";
}

.grid-abstract .primary-article-block { grid-area: article; }
.grid-abstract .annotation-block:nth-child(2) { grid-area: ann1; }
.grid-abstract .annotation-block:nth-child(3) { grid-area: ann2; }
.grid-abstract .citation-block { grid-area: citation; }

/* Grid: Methodology (Section 2) */
.grid-methodology {
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: 1fr;
}

/* Grid: Results (Section 3) */
.grid-results {
    grid-template-columns: 1fr 2fr 1fr;
    grid-template-rows: auto 1fr auto;
    grid-template-areas:
        "tl  figure  tr"
        "bl  figure  br"
        "bl  figure  br";
}

.grid-results .corner-tl { grid-area: tl; }
.grid-results .corner-tr { grid-area: tr; }
.grid-results .figure-flowchart { grid-area: figure; }
.grid-results .corner-bl { grid-area: bl; }
.grid-results .corner-br { grid-area: br; }

/* Grid: Discussion (Section 4) */
.grid-discussion {
    grid-template-columns: 1fr 3fr;
    grid-template-rows: 1fr 1fr;
    grid-template-areas:
        "sidebar main"
        "sidebar figure";
}

.grid-discussion .article-sidebar { grid-area: sidebar; }
.grid-discussion .article-main-discussion { grid-area: main; }
.grid-discussion .figure-ai { grid-area: figure; }

/* Grid: Conclusions (Section 5) */
.grid-conclusions {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto 1fr 1fr auto;
    grid-template-areas:
        "citation citation"
        "find1 find2"
        "find3 find4"
        "colophon colophon";
}

.grid-conclusions .citation-top { grid-area: citation; }
.grid-conclusions .finding-block:nth-child(2) { grid-area: find1; }
.grid-conclusions .finding-block:nth-child(3) { grid-area: find2; }
.grid-conclusions .finding-block:nth-child(4) { grid-area: find3; }
.grid-conclusions .finding-block:nth-child(5) { grid-area: find4; }
.grid-conclusions .colophon-block { grid-area: colophon; }

/* ----- Block Base Styles ----- */
.block {
    position: relative;
    padding: var(--block-padding);
    overflow: hidden;
}

/* Block entrance animation (initially hidden, revealed by JS) */
.block {
    opacity: 0;
    transform: translateX(0);
    transition: opacity 0.4s ease, border-width 0.15s ease;
}

.block.entered {
    opacity: 1;
}

@keyframes blockEnter {
    0% { transform: translateX(-5px); }
    16% { transform: translateX(5px); }
    33% { transform: translateX(-5px); }
    50% { transform: translateX(5px); }
    66% { transform: translateX(-5px); }
    83% { transform: translateX(5px); }
    100% { transform: translateX(0); }
}

.block.shake-enter {
    animation: blockEnter 0.3s linear 1;
}

/* ----- Primary Article Block ----- */
.primary-article-block {
    background: var(--surface-white);
    border: 2px solid var(--candy-pink);
}

.article-pink-border {
    border-left: 4px solid var(--candy-pink);
}

.article-sidebar {
    border: 2px solid var(--grape-soda);
}

.article-main-discussion {
    border: 2px solid var(--bubblegum-cyan);
}

.doi-identifier {
    display: block;
    font-family: var(--font-system);
    font-size: 0.65rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0.5;
    margin-bottom: 1rem;
}

/* ----- Annotation Block ----- */
.annotation-block {
    font-size: 0.8rem;
    line-height: 1.65;
    border-left: 3px solid;
    animation: fidget 0.1s linear infinite;
}

.annotation-block:hover {
    animation-play-state: paused;
    border-left-width: 5px;
}

.annotation-pink {
    background: rgba(255, 110, 199, 0.15);
    border-left-color: var(--candy-pink);
}

.annotation-cyan {
    background: rgba(0, 229, 255, 0.15);
    border-left-color: var(--bubblegum-cyan);
}

.annotation-lemon {
    background: rgba(255, 244, 79, 0.15);
    border-left-color: var(--electric-lemon);
}

.annotation-grape {
    background: rgba(178, 75, 243, 0.15);
    border-left-color: var(--grape-soda);
}

.annotation-orange {
    background: rgba(255, 109, 0, 0.15);
    border-left-color: var(--tangerine-pop);
}

/* Dark section annotation overrides */
.section-dark .annotation-block {
    color: var(--parchment-white);
}

@keyframes fidget {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(0.5px, -0.3px); }
    50% { transform: translate(-0.4px, 0.5px); }
    75% { transform: translate(0.3px, -0.5px); }
}

/* ----- Citation Block ----- */
.citation-block {
    background: var(--deep-ink);
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 0.75rem 0;
    min-height: 60px;
}

.citation-text {
    font-family: var(--font-system);
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    color: var(--candy-pink);
    white-space: nowrap;
    display: inline-block;
    animation: marquee 40s linear infinite;
    padding-left: 100%;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-100%); }
}

/* ----- Figure Block ----- */
.figure-block {
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 0 1px rgba(43, 43, 61, 0.2) inset;
    overflow: hidden;
}

.figure-char {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(6rem, 15vw, 12rem);
    color: var(--candy-pink);
    position: relative;
    z-index: 2;
    line-height: 1;
}

.figure-char-grape {
    color: var(--grape-soda);
}

.figure-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 4rem;
    line-height: 1.1;
    color: var(--deep-ink);
    opacity: 0.03;
    overflow: hidden;
    word-break: break-all;
    z-index: 1;
    display: flex;
    flex-wrap: wrap;
    align-content: flex-start;
    padding: 0.5rem;
}

.figure-caption {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    font-family: var(--font-system);
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    opacity: 0.6;
    z-index: 3;
}

.caption-light {
    color: var(--parchment-white);
}

/* -- Flowchart in Figure Block -- */
.flowchart {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding: 2rem;
    z-index: 2;
    width: 100%;
    max-width: 400px;
}

.flow-node {
    font-family: var(--font-system);
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 0.6rem 1.2rem;
    border: 1px solid var(--parchment-white);
    text-align: center;
    color: var(--parchment-white);
    position: relative;
}

.flow-start { border-color: var(--bubblegum-cyan); color: var(--bubblegum-cyan); }
.flow-process { border-color: var(--electric-lemon); color: var(--electric-lemon); }
.flow-decision { border-color: var(--candy-pink); color: var(--candy-pink); border-style: dashed; }
.flow-yes { border-color: var(--bubblegum-cyan); color: var(--bubblegum-cyan); }
.flow-no { border-color: var(--tangerine-pop); color: var(--tangerine-pop); }

.flow-connector {
    width: 1px;
    height: 24px;
    background: rgba(250, 250, 247, 0.3);
}

.flow-branch {
    display: flex;
    justify-content: center;
}

.flow-split {
    display: flex;
    gap: 2rem;
    justify-content: center;
    width: 100%;
}

.flow-path {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ----- Error Bars ----- */
.error-bar {
    position: relative;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    z-index: 2;
    animation: errorShake 0.08s linear infinite;
}

.error-bar[data-colors="pink-cyan"] {
    animation: errorShake 0.08s linear infinite, colorFlashPinkCyan 0.8s steps(1) infinite;
}
.error-bar[data-colors="lemon-grape"] {
    animation: errorShake 0.08s linear infinite, colorFlashLemonGrape 0.8s steps(1) infinite;
}
.error-bar[data-colors="orange-pink"] {
    animation: errorShake 0.08s linear infinite, colorFlashOrangePink 0.8s steps(1) infinite;
}
.error-bar[data-colors="cyan-lemon"] {
    animation: errorShake 0.08s linear infinite, colorFlashCyanLemon 0.8s steps(1) infinite;
}

.error-text {
    font-family: var(--font-system);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--blackboard);
    white-space: nowrap;
}

@keyframes errorShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(3px); }
    75% { transform: translateX(-3px); }
}

@keyframes colorFlashPinkCyan {
    0% { background: var(--candy-pink); }
    50% { background: var(--bubblegum-cyan); }
}

@keyframes colorFlashLemonGrape {
    0% { background: var(--electric-lemon); }
    50% { background: var(--grape-soda); }
}

@keyframes colorFlashOrangePink {
    0% { background: var(--tangerine-pop); }
    50% { background: var(--candy-pink); }
}

@keyframes colorFlashCyanLemon {
    0% { background: var(--bubblegum-cyan); }
    50% { background: var(--electric-lemon); }
}

/* ----- Floating Annotation Markers ----- */
#floating-markers {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 5;
    overflow: hidden;
}

.floating-marker {
    position: absolute;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 1px solid var(--candy-pink);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-system);
    font-size: 0.6rem;
    color: var(--deep-ink);
    opacity: 0.35;
    pointer-events: none;
    will-change: transform;
    animation: markerColorCycle 8s linear infinite;
}

@keyframes markerColorCycle {
    0% { border-color: var(--candy-pink); color: var(--candy-pink); }
    20% { border-color: var(--electric-lemon); color: var(--electric-lemon); }
    40% { border-color: var(--bubblegum-cyan); color: var(--bubblegum-cyan); }
    60% { border-color: var(--grape-soda); color: var(--grape-soda); }
    80% { border-color: var(--tangerine-pop); color: var(--tangerine-pop); }
    100% { border-color: var(--candy-pink); color: var(--candy-pink); }
}

/* ----- Typography ----- */
h1 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.6rem, 4vw, 3.2rem);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    line-height: 1.15;
    margin-bottom: 0.75rem;
}

h2 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.2rem, 2.5vw, 2rem);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    line-height: 1.15;
    margin-bottom: 0.75rem;
}

h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1rem, 1.8vw, 1.4rem);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    line-height: 1.15;
    margin-bottom: 0.75rem;
}

.accent-rule {
    border: none;
    height: 1px;
    margin-bottom: 0.75rem;
    opacity: 0.4;
}

.accent-rule.accent-pink { background: var(--candy-pink); }
.accent-rule.accent-cyan { background: var(--bubblegum-cyan); }
.accent-rule.accent-grape { background: var(--grape-soda); }
.accent-rule.accent-lemon { background: var(--electric-lemon); }

p {
    margin-bottom: 1rem;
}

p:last-child {
    margin-bottom: 0;
}

em {
    font-weight: 600;
    font-style: italic;
}

strong {
    font-weight: 600;
}

a {
    color: var(--bubblegum-cyan);
    text-decoration: underline wavy;
    text-underline-offset: 3px;
    transition: text-decoration-thickness 0.15s ease;
}

a:visited {
    color: var(--grape-soda);
}

a:hover {
    animation: linkShake 0.2s linear 2;
    text-decoration-thickness: 2px;
}

/* ----- Colophon Block ----- */
.colophon-block {
    background: var(--blackboard);
    padding: 2rem var(--block-padding);
    text-align: center;
}

.colophon-content {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.colophon-line {
    font-family: var(--font-system);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ghost-grain);
    opacity: 0.6;
}

/* ----- Grid Gap Dotted Borders (structural) ----- */
.section-grid {
    background-image:
        repeating-linear-gradient(
            to right,
            transparent,
            transparent calc(50% - 1px),
            rgba(43, 43, 61, 0.15) calc(50% - 1px),
            rgba(43, 43, 61, 0.15) calc(50%),
            transparent calc(50%),
            transparent 100%
        );
}

/* ----- Dark Section Specifics ----- */
.section-dark .primary-article-block {
    background: rgba(250, 250, 247, 0.05);
    border-color: var(--electric-lemon);
}

.section-dark .figure-block {
    box-shadow: 0 0 0 1px rgba(250, 250, 247, 0.15) inset;
}

.section-dark .figure-bg-pattern {
    color: var(--parchment-white);
    opacity: 0.03;
}

.section-dark .doi-identifier {
    color: var(--parchment-white);
}

/* ----- Responsive Adjustments ----- */
@media (max-width: 900px) {
    .grid-abstract {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto auto;
        grid-template-areas:
            "article"
            "ann1"
            "ann2"
            "citation";
    }

    .grid-methodology {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
    }

    .grid-results {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto auto auto;
        grid-template-areas:
            "tl"
            "tr"
            "figure"
            "bl"
            "br";
    }

    .grid-discussion {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
        grid-template-areas:
            "sidebar"
            "main"
            "figure";
    }

    .grid-conclusions {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto auto auto auto;
        grid-template-areas:
            "citation"
            "find1"
            "find2"
            "find3"
            "find4"
            "colophon";
    }

    .viewport-section {
        min-height: auto;
        padding: 1rem;
    }

    .block {
        padding: 1.5rem;
    }

    .flow-split {
        flex-direction: column;
        gap: 0.5rem;
        align-items: center;
    }
}

@media (max-width: 600px) {
    h1 {
        font-size: 1.4rem;
    }

    .figure-char {
        font-size: 5rem;
    }

    .boot-line {
        font-size: 0.65rem;
    }
}