/* ============================================
   bada.quest — Quest of the Sea
   Nautical Adventure Log / Cartographic Experience
   ============================================ */

/* === CUSTOM PROPERTIES === */
:root {
    --compass-brass: #c8956a;
    --harbor-dawn: #e8c9a0;
    --storm-ink: #0a0e14;
    --deep-current: #1a2e3e;
    --nautical-teal: #2a6b6a;
    --salt-spray: #d4dce4;
    --rhumb-gold: #d4a853;
    --chart-sepia: #3a2e1e;

    --font-display: 'Cinzel Decorative', serif;
    --font-body: 'Inconsolata', monospace;
    --font-annotation: 'Caveat', cursive;
    --font-korean: 'Noto Serif KR', serif;

    --bg-color: var(--harbor-dawn);
    --text-color: var(--chart-sepia);
}

/* === RESET & BASE === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    background-color: var(--harbor-dawn);
    color: var(--chart-sepia);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.8;
    letter-spacing: 0.02em;
    overflow-x: hidden;
    position: relative;
}

/* === TYPOGRAPHY === */
.display-font {
    font-family: var(--font-display);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.body-font {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.8;
    letter-spacing: 0.02em;
}

.annotation-font {
    font-family: var(--font-annotation);
    font-weight: 400;
    font-size: clamp(0.9rem, 2vw, 1.3rem);
}

.korean-font {
    font-family: var(--font-korean);
    font-weight: 500;
}

.section-heading {
    font-size: clamp(2.5rem, 6vw, 5rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

/* === PARCHMENT TEXTURE OVERLAY === */
#parchment-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    opacity: 0.06;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
    background-size: 300px 300px;
}

/* === RHUMB LINE BACKGROUND === */
#rhumb-lines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

/* === PERSISTENT COMPASS ICON === */
#compass-persistent {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    width: 40px;
    height: 40px;
    opacity: 0;
    transition: opacity 0.6s ease;
    cursor: default;
}

#compass-persistent.visible {
    opacity: 1;
}

#compass-persistent svg {
    filter: drop-shadow(0 0 4px rgba(0, 0, 0, 0.3));
}

/* === VOYAGE SECTIONS (General) === */
.voyage-section {
    position: relative;
    min-height: 100vh;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.section-inner {
    width: 100%;
    max-width: 1200px;
    padding: 4rem 2rem;
    position: relative;
}

/* === GRID LAYOUT === */
.grid-layout {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 2rem;
    align-items: center;
}

.grid-layout .log-entry {
    grid-column: 1 / 8;
}

.grid-layout .coastline-visual,
.grid-layout .wave-visual {
    grid-column: 1 / 13;
}

/* Split layout for open sea */
.split-layout .log-column {
    grid-column: 1 / 6;
}

.split-layout .map-column,
.split-layout .wave-canvas-column {
    grid-column: 6 / 13;
}

/* === DIAGONAL SECTIONS === */
.diagonal-section {
    clip-path: polygon(0 5%, 100% 0, 100% 95%, 0 100%);
    margin-top: -5vh;
    padding: 8vh 0;
}

.diagonal-section.alt {
    clip-path: polygon(0 0, 100% 5%, 100% 100%, 0 95%);
}

/* === SECTION 1: THE HARBOR === */
#harbor {
    background: radial-gradient(ellipse at center, var(--harbor-dawn) 0%, #d4b88a 70%, var(--compass-brass) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

#harbor .section-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.compass-rose-main {
    width: clamp(280px, 50vw, 500px);
    height: auto;
    animation: compass-settle 4s ease-out forwards;
}

@keyframes compass-settle {
    0% { transform: rotate(-30deg); opacity: 0; }
    30% { opacity: 1; }
    60% { transform: rotate(5deg); }
    80% { transform: rotate(-2deg); }
    100% { transform: rotate(0deg); }
}

#harbor-title {
    text-align: center;
    margin-top: 2rem;
}

#harbor-title h1 {
    font-size: clamp(2.5rem, 7vw, 5.5rem);
    color: var(--chart-sepia);
    text-shadow: 2px 2px 0 rgba(200, 149, 106, 0.3);
}

#harbor-title .subtitle {
    font-size: clamp(1.2rem, 3vw, 2rem);
    color: var(--compass-brass);
    font-weight: 700;
    margin-top: 0.5rem;
    letter-spacing: 0.1em;
}

/* Cardinal direction labels */
.cardinal {
    position: absolute;
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    color: var(--compass-brass);
    font-weight: 700;
    opacity: 0.6;
}

.cardinal-n {
    top: 8%;
    left: 50%;
    transform: translateX(-50%);
}

.cardinal-s {
    bottom: 12%;
    left: 50%;
    transform: translateX(-50%);
}

.cardinal-e {
    top: 50%;
    right: 8%;
    transform: translateY(-50%);
}

.cardinal-w {
    top: 50%;
    left: 8%;
    transform: translateY(-50%);
}

/* Harbor instruction */
#harbor-instruction {
    text-align: center;
    margin-top: 2rem;
    opacity: 0;
    animation: fade-in-up 2s ease 3s forwards;
}

#harbor-instruction .subtitle-en {
    font-size: 1rem;
    color: var(--compass-brass);
    opacity: 0.7;
}

.scroll-indicator {
    margin-top: 1.5rem;
}

.scroll-arrow {
    font-size: 1.5rem;
    color: var(--compass-brass);
    animation: bounce-down 2s ease-in-out infinite;
    display: inline-block;
}

@keyframes bounce-down {
    0%, 100% { transform: translateY(0); opacity: 0.5; }
    50% { transform: translateY(10px); opacity: 1; }
}

@keyframes fade-in-up {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* === SECTIONS 2-3: THE DEPARTURE === */
#departure-1 {
    background: linear-gradient(135deg, var(--harbor-dawn) 0%, var(--compass-brass) 100%);
    transform: rotate(0deg);
}

#departure-1 .section-inner {
    transform: rotate(3deg);
    transform-origin: center center;
}

#departure-2 {
    background: linear-gradient(225deg, var(--compass-brass) 0%, #4a6d8a 100%);
    color: var(--salt-spray);
}

#departure-2 .section-inner {
    transform: rotate(-3deg);
    transform-origin: center center;
}

.coastline-svg {
    width: 100%;
    height: 200px;
    margin-top: 2rem;
}

.wave-svg {
    width: 100%;
    height: 150px;
    margin-top: 2rem;
}

/* Log entries */
.log-entry {
    position: relative;
}

.log-timestamp {
    font-size: clamp(1rem, 2vw, 1.4rem);
    color: var(--rhumb-gold);
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

.log-entry p {
    margin-bottom: 1rem;
    max-width: 60ch;
}

.log-entry .korean-font {
    font-family: var(--font-korean);
    font-weight: 500;
    font-style: italic;
    opacity: 0.85;
}

/* === SECTIONS 4-5: THE OPEN SEA === */
#open-sea-1 {
    background: var(--deep-current);
    color: var(--salt-spray);
    min-height: 100vh;
}

#open-sea-1 .section-heading {
    color: var(--salt-spray);
}

#open-sea-1 .log-timestamp {
    color: var(--rhumb-gold);
}

#open-sea-2 {
    background: linear-gradient(180deg, var(--deep-current) 0%, #0f1e2c 100%);
    color: var(--salt-spray);
    min-height: 100vh;
}

.route-map-svg {
    width: 100%;
    height: auto;
    max-height: 500px;
}

.map-annotation {
    margin-top: 1.5rem;
    color: var(--rhumb-gold);
    font-style: italic;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.map-annotation.visible {
    opacity: 0.8;
    transform: translateY(0);
}

#wave-canvas {
    width: 100%;
    height: 400px;
    opacity: 0.5;
}

/* === SECTION 6: THE STORM === */
#storm {
    background: var(--storm-ink);
    color: var(--salt-spray);
    min-height: 150vh;
    clip-path: none;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

#storm-inner {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 4rem 2rem;
}

.storm-waves-hidden {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    pointer-events: none;
    z-index: 1;
}

.storm-heading {
    color: var(--salt-spray);
    text-shadow: 0 0 30px rgba(212, 168, 83, 0.3);
}

.storm-text {
    font-size: 1.1rem;
    line-height: 2;
}

/* Text fragmentation - water damage effect */
.frag {
    display: inline;
    position: relative;
}

.frag.damaged {
    clip-path: inset(0 0 30% 0);
    opacity: 0.6;
}

.frag.damaged-heavy {
    clip-path: inset(20% 10% 40% 0);
    opacity: 0.4;
}

/* Storm shake */
.storm-shake {
    animation: shake 0.08s infinite alternate;
}

@keyframes shake {
    0% { transform: translate(0, 0); }
    25% { transform: translate(1px, -1px); }
    50% { transform: translate(-1px, 1px); }
    75% { transform: translate(1px, 1px); }
    100% { transform: translate(-1px, -1px); }
}

/* Lightning flash */
.lightning-flash {
    filter: invert(1) !important;
}

.lightning-flash .storm-waves-hidden {
    opacity: 1 !important;
}

/* === SECTIONS 7-8: THE DISCOVERY === */
#discovery-1 {
    background: linear-gradient(160deg, #1a2e3e 0%, var(--nautical-teal) 50%, #2a7b7a 100%);
    color: var(--salt-spray);
}

#discovery-1 .section-heading {
    color: var(--rhumb-gold);
}

#discovery-1 .section-inner {
    transform: rotate(2deg);
    transform-origin: center center;
}

#discovery-2 {
    background: linear-gradient(170deg, var(--nautical-teal) 0%, #1a4e4e 50%, var(--deep-current) 100%);
    color: var(--salt-spray);
    min-height: 100vh;
}

#discovery-2 .section-inner {
    transform: rotate(1.5deg);
    transform-origin: center center;
}

.final-map-container {
    grid-column: 1 / 13;
    text-align: center;
}

.island-svg {
    width: 100%;
    max-width: 800px;
    height: auto;
    margin: 0 auto 2rem;
    display: block;
}

.final-entry {
    max-width: 700px;
    margin: 0 auto;
    text-align: left;
}

.final-annotation {
    margin-top: 2rem;
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    color: var(--rhumb-gold);
    text-align: center;
    opacity: 0;
    transition: opacity 1.5s ease;
}

.final-annotation.visible {
    opacity: 1;
}

/* === TYPEWRITER EFFECT === */
.typewriter-cursor {
    display: inline-block;
    width: 2px;
    height: 1.2em;
    background: var(--rhumb-gold);
    margin-left: 2px;
    vertical-align: text-bottom;
    animation: cursor-blink 0.6s step-end infinite;
}

.typewriter-cursor.fade-out {
    animation: cursor-blink-out 0.6s step-end 3 forwards;
}

@keyframes cursor-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

@keyframes cursor-blink-out {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
    /* After 3 iterations, it will be removed by JS */
}

/* Typewriter hidden state */
[data-typewriter] .body-font,
[data-typewriter] .section-heading,
[data-typewriter] .storm-text {
    visibility: hidden;
}

[data-typewriter].typed .body-font,
[data-typewriter].typed .section-heading,
[data-typewriter].typed .storm-text {
    visibility: visible;
}

/* === ANNOTATION FADE-IN === */
.annotation-drift {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.annotation-drift.visible {
    opacity: 1;
    transform: translateY(0);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .grid-layout {
        grid-template-columns: 1fr;
    }

    .grid-layout .log-entry,
    .split-layout .log-column,
    .split-layout .map-column,
    .split-layout .wave-canvas-column,
    .final-map-container {
        grid-column: 1 / -1;
    }

    .diagonal-section .section-inner {
        transform: rotate(1.5deg) !important;
    }

    .diagonal-section.alt .section-inner {
        transform: rotate(-1.5deg) !important;
    }

    .cardinal {
        font-size: 1.2rem;
    }

    #storm {
        min-height: 120vh;
    }

    .compass-rose-main {
        width: 250px;
    }
}

@media (max-width: 480px) {
    .section-inner {
        padding: 3rem 1rem;
    }

    .diagonal-section .section-inner {
        transform: rotate(1deg) !important;
    }

    .section-heading {
        font-size: clamp(1.8rem, 5vw, 3rem);
    }
}