:root {
    --bg-color: #0d1210; /* Deep ink green/black */
    --text-color: #d8d3c4; /* Ashy parchment / faded gold */
    --accent-color: #7b6d70; /* Muted Victorian purple/grey */
    --panel-bg: rgba(20, 26, 23, 0.6);
    --panel-border: rgba(216, 211, 196, 0.1);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Shippori Mincho', serif;
    height: 100vh;
    overflow: hidden;
    position: relative;
    line-height: 1.8;
}

/* Views */
.view {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    flex-direction: column;
}

.view.active {
    display: flex;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--panel-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--panel-border);
}

header h1 {
    font-size: 1.2rem;
    font-weight: normal;
    letter-spacing: 2px;
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.5rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Content Area */
.content {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    scroll-behavior: smooth;
}

/* Passcode */
#view-passcode {
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle at center, #17211d 0%, var(--bg-color) 100%);
}

.glass-panel {
    background: var(--panel-bg);
    backdrop-filter: blur(15px);
    border: 1px solid var(--panel-border);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    width: 90%;
    max-width: 320px;
}

.glass-panel h1 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}
.glass-panel p {
    font-size: 0.8rem;
    margin-bottom: 2rem;
    color: var(--accent-color);
}

.passcode-display {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 1px solid var(--text-color);
    background: transparent;
    transition: background 0.3s;
}

.dot.filled {
    background: var(--text-color);
}

.keypad {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.key {
    background: transparent;
    border: 1px solid var(--panel-border);
    color: var(--text-color);
    font-size: 1.2rem;
    padding: 1rem 0;
    border-radius: 8px;
    font-family: inherit;
    cursor: pointer;
}

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

.key.cmd {
    font-size: 1rem;
    color: var(--accent-color);
}

/* Library List */
.novel-item {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s;
}
.novel-item:active {
    transform: scale(0.98);
}
.novel-item h2 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}
.novel-item p {
    font-size: 0.8rem;
    color: var(--accent-color);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Reader */
.reader-content {
    padding: 2rem 1.5rem;
    font-size: 1.1rem;
    line-height: 2.2;
    letter-spacing: 1px;
}

.reader-content p {
    margin-bottom: 1.5rem;
    text-indent: 1em;
}

/* Add Form */
.form-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

#input-title {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    color: var(--text-color);
    padding: 1rem;
    font-family: inherit;
    font-size: 1.1rem;
    border-radius: 4px;
}

#input-text {
    flex: 1;
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    color: var(--text-color);
    padding: 1rem;
    font-family: inherit;
    font-size: 1rem;
    line-height: 1.8;
    border-radius: 4px;
    resize: none;
}

/* Pastel Theme (Classic & Pastel) */
body.theme-pastel {
    --bg-color: #fdfbf7; /* Soft classic cream */
    --text-color: #4a4036; /* Deep sepia/charcoal */
    --accent-color: #a39081; /* Muted pastel taupe */
    --panel-bg: rgba(255, 255, 255, 0.7);
    --panel-border: rgba(74, 64, 54, 0.15);
}

body.theme-pastel #view-passcode {
    background: radial-gradient(circle at center, #ffffff 0%, var(--bg-color) 100%);
}

body.theme-pastel .key {
    background: rgba(255, 255, 255, 0.5);
}

body.theme-pastel .key:active {
    background: rgba(74, 64, 54, 0.1);
}