:root {
    --bg-color: #0d0f17;
    --card-bg: rgba(255, 255, 255, 0.05);
    --border-color: rgba(255, 255, 255, 0.1);
    --text-color: #f8fafc;
    --primary-color: #6366f1; /* Indigo */
    --correct-color: #10b981; /* Emerald */
    --misplaced-color: #f59e0b; /* Amber */
    --error-color: #f43f5e; /* Rose */
    --font-main: 'Outfit', sans-serif;
    --glass-blur: 15px;
}

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

body {
    background: radial-gradient(circle at top right, #1e1b4b, #0f172a, #0d0f17);
    color: var(--text-color);
    font-family: var(--font-main);
    display: flex;
    justify-content: center;
    align-items: flex-start; /* Better for mobile scrolling if needed */
    min-height: 100vh;
    min-height: -webkit-fill-available; /* Fix for iOS safari 100vh */
    overflow-x: hidden;
    margin: 0;
}

html {
    height: -webkit-fill-available;
}

#game-container {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    min-height: 100vh;
    min-height: -webkit-fill-available;
    display: flex;
    flex-direction: column;
    padding: 1rem;
    position: relative;
    z-index: 10;
}

header {
    text-align: center;
    margin-bottom: 1rem;
    flex-shrink: 0;
}

#logo {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -1px;
    color: var(--text-color);
}

#logo span {
    color: var(--primary-color);
    margin-left: 2px;
}

#status-bar {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 0.5rem;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    opacity: 0.7;
}

#board-container {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding-bottom: 2rem;
}

#board {
    display: grid;
    gap: 10px;
    width: 100%;
    max-width: 320px;
}

.row {
    display: grid;
    grid-template-columns: repeat(var(--cols), 1fr);
    gap: 10px;
}

.cell {
    aspect-ratio: 1;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    backdrop-filter: blur(var(--glass-blur));
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.8rem;
    font-weight: 700;
    text-transform: uppercase;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.cell.active {
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.3);
}

.cell.pop {
    transform: scale(1.1);
}

.cell.correct {
    background: var(--correct-color);
    border-color: transparent;
    color: white;
}

.cell.misplaced {
    background: var(--misplaced-color);
    border-color: transparent;
    color: white;
}

.cell.absent {
    background: rgba(255, 255, 255, 0.1);
    border-color: transparent;
    opacity: 0.5;
}

/* Dynamic grid sizing for long words */
#board.grid-long .cell {
    font-size: 1.2rem;
    border-radius: 6px;
}

/* Correct/Pulsing hint for better focus */
.cell.correct.hint {
    animation: hint-pulse 2s infinite ease-in-out;
}

@keyframes hint-pulse {
    0% { background-color: var(--correct-color); box-shadow: 0 0 5px var(--correct-color); }
    50% { background-color: #059669; box-shadow: 0 0 15px var(--correct-color); }
    100% { background-color: var(--correct-color); box-shadow: 0 0 5px var(--correct-color); }
}

#keyboard {
    display: grid;
    grid-template-rows: repeat(3, 1fr);
    gap: 8px;
    width: 100%;
}

.kbd-row {
    display: flex;
    justify-content: center;
    gap: 6px;
}

.key {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 0;
    min-width: 32px;
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}

.key:hover {
    background: rgba(255, 255, 255, 0.1);
}

.key:active {
    transform: scale(0.95);
}

.key-large {
    flex: 1.5;
}

#modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    transition: opacity 0.3s;
}

#modal-content {
    background: rgba(30, 30, 50, 0.6);
    padding: 3rem;
    border-radius: 24px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    max-width: 90%;
}

button#next-round-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-family: inherit;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    margin-top: 2rem;
    transition: all 0.2s;
}

button#next-round-btn:hover {
    filter: brightness(1.2);
    transform: translateY(-2px);
}

.hidden {
    display: none !important;
}

/* View Management */
.view.hidden { display: none !important; }
.view {
    width: 100%;
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Menu Styling */
.subtitle {
    opacity: 0.6;
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: -0.5rem;
}

.menu-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 3rem;
}

.menu-btn {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    text-align: left;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--card-bg);
}

.menu-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.btn-icon { font-size: 2.5rem; }
.btn-title { display: block; font-size: 1.2rem; font-weight: 700; margin-bottom: 0.2rem; }
.btn-desc { font-size: 0.8rem; opacity: 0.6; }

.menu-footer {
    margin-top: auto;
    padding-top: 4rem;
    text-align: center;
    font-size: 0.7rem;
    opacity: 0.4;
    letter-spacing: 1px;
}

/* Header Utilities */
.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.glass-btn {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    backdrop-filter: blur(10px);
    transition: all 0.2s;
}

.glass-btn:hover { background: rgba(255,255,255,0.15); border-color: rgba(255,255,255,0.3); }
.glass-btn.small { padding: 0.4rem 0.8rem; font-size: 0.7rem; }
.glass-btn.xsmall { padding: 0.2rem 0.5rem; font-size: 0.6rem; }

/* Cockney Specifics */
#cockney-hint-container { margin-top: 0.5rem; }
#rhyme-text { font-size: 0.7rem; font-weight: 700; color: var(--primary-color); margin-top: 0.5rem; }

.cell.cell-space {
    background: transparent;
    border: none;
    backdrop-filter: none;
    box-shadow: none;
}

/* Hint Badge */
.hint-badge {
    background: linear-gradient(135deg, #FFBD33, #FF5733);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    margin-top: 0.5rem;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
    box-shadow: 0 0 15px rgba(255, 189, 51, 0.4);
    display: inline-block;
    animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
    0% { opacity: 0.8; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.05); }
    100% { opacity: 0.8; transform: scale(1); }
}

/* Row Shake for errors */
@keyframes shake {
    10%, 90% { transform: translate3d(-1px, 0, 0); }
    20%, 80% { transform: translate3d(2px, 0, 0); }
    30%, 50%, 70% { transform: translate3d(-4px, 0, 0); }
    40%, 60% { transform: translate3d(4px, 0, 0); }
}

.shake {
    animation: shake 0.5s cubic-bezier(.36,.07,.19,.97) both;
}

#confetti {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 500;
}