/* ============================================================
   KTZ CYPHER — Gritty Streetwear Shell Game
   Dark mode · Concrete vibes · Heavy type
   ============================================================ */

/* ---------- Custom Properties ---------- */
:root {
    /* Dark palette */
    --bg-darkest: #0a0a0a;
    --bg-dark: #121212;
    --bg-mid: #1a1a1a;
    --bg-card: #1e1e1e;
    --bg-elevated: #252525;
    --border-dark: #2a2a2a;
    --border-mid: #333333;

    /* Accent colors */
    --red-cup: #c0392b;
    --red-bright: #e74c3c;
    --red-glow: rgba(231, 76, 60, 0.4);
    --gold: #d4af37;
    --gold-bright: #f4d03f;
    --gold-glow: rgba(212, 175, 55, 0.3);
    --white: #f0f0f0;
    --white-dim: #aaaaaa;
    --white-faint: #666666;

    /* Typography */
    --font-display: 'Bebas Neue', 'Impact', sans-serif;
    --font-graffiti: 'Permanent Marker', cursive;
    --font-body: 'Inter', 'Helvetica Neue', sans-serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2.5rem;
    --space-2xl: 4rem;

    /* Transitions */
    --ease-hard: cubic-bezier(0.25, 0.1, 0.25, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-snap: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    color: var(--white);
    background: var(--bg-darkest);
    min-height: 100dvh;
    overflow-x: hidden;
    position: relative;
}

/* ---------- Concrete / Brick Background ---------- */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    background:
        /* Rough concrete texture via layered gradients */
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.008) 2px,
            rgba(255, 255, 255, 0.008) 4px
        ),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.005) 2px,
            rgba(255, 255, 255, 0.005) 4px
        ),
        /* Brick-like horizontal bands */
        repeating-linear-gradient(
            180deg,
            rgba(40, 30, 25, 0.6) 0px,
            rgba(30, 22, 18, 0.8) 30px,
            rgba(20, 15, 12, 0.6) 31px,
            rgba(35, 28, 22, 0.7) 60px
        ),
        /* Dark vignette */
        radial-gradient(ellipse at center, var(--bg-dark) 0%, var(--bg-darkest) 100%);
}

/* ---------- Film Grain Overlay ---------- */
.grain-overlay {
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    opacity: 0.06;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
    mix-blend-mode: overlay;
}

/* ---------- App ---------- */
#app {
    position: relative;
    z-index: 2;
    min-height: 100dvh;
}

/* ---------- Screen System ---------- */
.screen {
    display: none;
    min-height: 100dvh;
}

.screen.active {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* ---------- Landing Screen ---------- */
.landing-container {
    text-align: center;
    padding: var(--space-xl);
    animation: landingIn 0.8s var(--ease-hard) forwards;
}

@keyframes landingIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Brand cross mark */
.brand-mark {
    margin-bottom: var(--space-lg);
}

.cross {
    font-size: 3rem;
    font-weight: 700;
    color: var(--red-bright);
    text-shadow: 0 0 30px var(--red-glow), 0 0 60px var(--red-glow);
    animation: crossPulse 3s ease-in-out infinite;
    display: inline-block;
}

@keyframes crossPulse {
    0%, 100% { opacity: 0.8; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.1); }
}

/* Title */
.brand-title {
    font-family: var(--font-display);
    font-size: clamp(6rem, 20vw, 14rem);
    font-weight: 400;
    letter-spacing: 0.15em;
    line-height: 0.85;
    color: var(--white);
    text-shadow:
        0 0 40px rgba(255, 255, 255, 0.1),
        0 4px 0 var(--bg-darkest);
    -webkit-text-stroke: 1px rgba(255, 255, 255, 0.1);
}

.brand-sub {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 5vw, 3rem);
    font-weight: 400;
    letter-spacing: 0.8em;
    color: var(--white-dim);
    margin-top: var(--space-xs);
    margin-left: 0.8em; /* Compensate for letter-spacing */
}

/* Tagline divider */
.tagline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin: var(--space-xl) 0;
}

.tagline .line {
    width: 40px;
    height: 1px;
    background: var(--white-faint);
}

.tag-text {
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--white-faint);
}

/* ENTER CYPHER Button */
.enter-btn {
    display: inline-block;
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 4vw, 2rem);
    font-weight: 400;
    letter-spacing: 0.2em;
    color: var(--bg-darkest);
    background: var(--white);
    border: none;
    padding: 1rem 3rem;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition:
        transform 150ms var(--ease-snap),
        box-shadow 150ms var(--ease-snap),
        background 150ms var(--ease-snap);
    box-shadow:
        0 4px 20px rgba(255, 255, 255, 0.1),
        0 0 0 1px rgba(255, 255, 255, 0.05);
}

.enter-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        105deg,
        transparent 40%,
        rgba(255, 255, 255, 0.4) 45%,
        rgba(255, 255, 255, 0.4) 50%,
        transparent 55%
    );
    transform: translateX(-100%);
    transition: transform 600ms var(--ease-snap);
}

.enter-btn:hover::before {
    transform: translateX(100%);
}

.enter-btn:hover {
    transform: translateY(-3px);
    box-shadow:
        0 8px 30px rgba(255, 255, 255, 0.15),
        0 0 0 1px rgba(255, 255, 255, 0.1);
}

.enter-btn:active {
    transform: translateY(0);
    background: #ddd;
}

/* Footer text */
.brand-footer {
    font-family: var(--font-body);
    font-size: 0.6rem;
    font-weight: 300;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--white-faint);
    margin-top: var(--space-2xl);
    opacity: 0.5;
}

/* ============================================================
   GAME SCREEN — SHELL GAME
   ============================================================ */

#game-screen {
    padding: var(--space-lg);
}

#game-container {
    width: 100%;
    max-width: 600px;
    text-align: center;
}

.game-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 400;
    letter-spacing: 0.15em;
    color: var(--white);
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
    margin-bottom: var(--space-sm);
}

.game-subtitle {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--white-faint);
    margin-bottom: var(--space-xl);
    min-height: 1.5em;
    transition: color 300ms ease;
}

.game-subtitle.shuffling-text {
    color: var(--red-bright);
    animation: textFlicker 0.3s ease infinite;
}

.game-subtitle.pick-text {
    color: var(--gold);
}

.game-subtitle.win-text {
    color: var(--gold-bright);
    font-family: var(--font-graffiti);
    font-size: 1.2rem;
    letter-spacing: 0.1em;
}

.game-subtitle.wrong-text {
    color: var(--red-bright);
    font-family: var(--font-graffiti);
    font-size: 1.2rem;
    letter-spacing: 0.1em;
}

@keyframes textFlicker {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* --- Fail Counter --- */
.fail-counter {
    margin: 0 auto var(--space-md) auto;
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 300ms ease, transform 300ms ease;
    display: none;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.fail-counter.visible {
    opacity: 1;
    transform: translateY(0);
    display: flex;
}

.fail-number {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 4rem);
    color: var(--red-bright);
    line-height: 1;
    text-shadow: 2px 2px 0 var(--border-dark), 0 0 15px var(--red-glow);
}

.fail-quote {
    font-family: var(--font-graffiti);
    font-size: 1.1rem;
    color: var(--white);
    transform: rotate(-2deg);
    opacity: 0.8;
}

/* --- Cups Area --- */
.cups-area {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: clamp(1rem, 5vw, 2.5rem);
    margin-bottom: var(--space-xl);
    min-height: 200px;
    padding: var(--space-md) 0;
}

/* --- Cup Wrapper --- */
.cup-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: default;
    user-select: none;
    -webkit-user-select: none;
    transition: transform 300ms var(--ease-snap);
    position: relative;
}

.cup-wrapper.clickable {
    cursor: pointer;
}

.cup-wrapper.clickable:hover {
    transform: translateY(-8px);
}

.cup-wrapper.clickable:hover .cup {
    filter: brightness(1.2);
}

.cup-wrapper.clickable:hover .cup-body {
    box-shadow:
        0 8px 30px rgba(192, 57, 43, 0.4),
        inset 0 -5px 15px rgba(0, 0, 0, 0.3);
}

/* Swap animation */
.cup-wrapper.swapping {
    animation: swapBounce 300ms var(--ease-bounce);
}

@keyframes swapBounce {
    0% { transform: scale(1); }
    30% { transform: scale(0.85) translateY(10px); }
    70% { transform: scale(1.05) translateY(-5px); }
    100% { transform: scale(1) translateY(0); }
}

/* Wrong shake */
.cup-wrapper.wrong-shake {
    animation: shakeWrong 0.6s ease;
}

/* --- The Cup (CSS-only red Solo cup) --- */
.cup {
    width: clamp(70px, 18vw, 110px);
    height: clamp(90px, 22vw, 140px);
    position: relative;
    transition: transform 400ms var(--ease-snap), filter 200ms ease;
    z-index: 2;
}

.cup.lifted {
    transform: translateY(-60px) !important;
}

/* Cup body — trapezoid shape */
.cup-body {
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        #d44637 0%,
        #c0392b 30%,
        #a93226 60%,
        #922b21 100%
    );
    clip-path: polygon(8% 0%, 92% 0%, 100% 100%, 0% 100%);
    border-radius: 0 0 6px 6px;
    position: relative;
    box-shadow:
        0 4px 20px rgba(192, 57, 43, 0.3),
        inset 0 -5px 15px rgba(0, 0, 0, 0.2),
        inset 0 2px 5px rgba(255, 255, 255, 0.1);
    transition: box-shadow 200ms ease;
}

/* Highlight stripe on the cup */
.cup-body::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 15%;
    width: 15%;
    height: 70%;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.15) 0%,
        rgba(255, 255, 255, 0.05) 50%,
        transparent 100%
    );
    border-radius: 2px;
}

/* Cup rim */
.cup-rim {
    position: absolute;
    top: -4px;
    left: -3%;
    right: -3%;
    height: 10px;
    background: linear-gradient(
        180deg,
        #e74c3c 0%,
        #c0392b 50%,
        #a93226 100%
    );
    border-radius: 4px 4px 0 0;
    box-shadow:
        0 -2px 8px rgba(231, 76, 60, 0.3),
        inset 0 1px 2px rgba(255, 255, 255, 0.2);
}

/* --- Ginger Root --- */
.ginger-root {
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
    font-size: clamp(1.8rem, 5vw, 2.5rem);
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.ginger-root.empty-spot {
    visibility: hidden;
}

/* --- Message Area --- */
.msg-area {
    margin-top: var(--space-md);
    min-height: 50px;
}

/* Retry button */
.retry-btn {
    font-family: var(--font-display);
    font-size: 1.2rem;
    letter-spacing: 0.15em;
    color: var(--white);
    background: var(--red-cup);
    border: 2px solid var(--red-bright);
    padding: 0.7rem 2.5rem;
    cursor: pointer;
    transition:
        transform 150ms var(--ease-snap),
        box-shadow 150ms var(--ease-snap),
        background 150ms var(--ease-snap);
    box-shadow: 0 4px 15px var(--red-glow);
}

.retry-btn:hover {
    transform: translateY(-2px);
    background: var(--red-bright);
    box-shadow: 0 6px 25px var(--red-glow);
}

.retry-btn:active {
    transform: translateY(0);
}

/* ============================================================
   WIN SCREEN
   ============================================================ */

#win-screen {
    padding: var(--space-lg);
}

#win-container {
    width: 100%;
    max-width: 700px;
    text-align: center;
}

/* Raining Cash */
.cash-rain {
    position: fixed;
    top: -50px;
    font-size: clamp(2rem, 5vw, 3.5rem);
    z-index: 9999; /* Put it above EVERYTHING */
    pointer-events: none;
    animation: rainCash linear forwards;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.4));
}

@keyframes rainCash {
    0% {
        transform: translateY(-50px) translateX(0) rotate(0deg);
        opacity: 0;
    }
    10% { opacity: 1; }
    80% { opacity: 1; }
    100% {
        transform: translateY(110vh) translateX(var(--drift, 10vw)) rotate(var(--spin, 180deg));
        opacity: 0;
    }
}

/* Single Soft Gold Flash */
.flash-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    background: var(--gold-bright);
    opacity: 0;
    animation: flashAnim 1.5s ease-out forwards;
}

@keyframes flashAnim {
    0% { opacity: 0; }
    10% { opacity: 0.3; }
    100% { opacity: 0; }
}

/* VIP Pass */
.vip-pass {
    background: linear-gradient(135deg, #111, #222);
    border: 4px solid var(--gold);
    border-radius: 12px;
    box-shadow: 0 0 50px var(--gold-glow), inset 0 0 20px rgba(0,0,0,0.8);
    margin-top: var(--space-xl);
    overflow: hidden;
    position: relative;
    /* Diamond texture effect */
    background-image: 
        linear-gradient(135deg, #111 25%, transparent 25%),
        linear-gradient(225deg, #111 25%, transparent 25%),
        linear-gradient(45deg, #111 25%, transparent 25%),
        linear-gradient(315deg, #111 25%, #222 25%);
    background-position: 10px 0, 10px 0, 0 0, 0 0;
    background-size: 20px 20px;
    background-repeat: repeat;
}

.vip-pass::before {
    content: '';
    position: absolute;
    top: 0; left: -100%; right: 0; bottom: 0;
    background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.2) 50%, transparent 60%);
    animation: goldShine 3s infinite;
}

@keyframes goldShine {
    0% { transform: translateX(0); }
    100% { transform: translateX(200%); }
}

.drop-in {
    animation: dropIn 0.8s var(--ease-bounce) forwards;
    transform: scale(3) translateY(-100px);
    opacity: 0;
}

@keyframes dropIn {
    to { transform: scale(1) translateY(0); opacity: 1; }
}

.vip-header {
    background: var(--gold);
    color: var(--bg-darkest);
    font-family: var(--font-display);
    font-size: 2.5rem;
    padding: var(--space-md);
    letter-spacing: 0.1em;
    text-shadow: 1px 1px 0 rgba(255,255,255,0.5);
    border-bottom: 2px solid #fff;
    position: relative;
    z-index: 2;
}

.vip-body {
    padding: var(--space-xl) var(--space-md);
    background: rgba(0,0,0,0.6);
    position: relative;
    z-index: 2;
}

.vip-entitle {
    font-size: 0.8rem;
    color: var(--white-dim);
    letter-spacing: 0.2em;
    margin-bottom: var(--space-sm);
}

.vip-reward {
    font-family: var(--font-graffiti);
    font-size: 2.2rem;
    color: var(--red-bright);
    line-height: 1.2;
    text-shadow: 0 0 10px var(--red-glow);
    transform: rotate(-3deg);
    display: inline-block;
}

.vip-footer {
    background: #000;
    color: #666;
    font-size: 0.8rem;
    padding: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-top: 1px solid #333;
    position: relative;
    z-index: 2;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 480px) {
    .landing-container {
        padding: var(--space-lg);
    }

    .enter-btn {
        padding: 0.85rem 2rem;
        width: 100%;
    }

    .tagline .line {
        width: 25px;
    }

    .tag-text {
        font-size: 0.6rem;
        letter-spacing: 0.15em;
    }

    .cups-area {
        gap: 0.8rem;
        min-height: 160px;
    }

    .cup {
        width: 70px;
        height: 90px;
    }

    .cup.lifted {
        transform: translateY(-45px) !important;
    }

    .ginger-root {
        font-size: 1.5rem;
        height: 30px;
    }

    .retry-btn {
        width: 100%;
    }

    .vip-header {
        font-size: 2rem;
        padding: var(--space-sm);
    }
    
    .vip-body {
        padding: var(--space-lg) var(--space-sm);
    }

    .vip-reward {
        font-size: 1.6rem;
    }

    .vip-footer {
        font-size: 0.7rem;
    }
}

@media (min-width: 768px) {
    .cups-area {
        gap: 3rem;
    }
    
    .vip-header {
        font-size: 3.5rem;
        padding: var(--space-lg);
    }
    
    .vip-reward {
        font-size: 2.8rem;
    }
    
    .vip-entitle {
        font-size: 1rem;
    }
}