:root {
    --bg: #121212;
    --surface: #1e1e1e;
    --border: #333;
    --ink: #e0e0e0;
    --accent: #ff4d4d;
    --accent-dim: #8b0000;
    --parchment: #f4f1ea;
    --parchment-ink: #1a1a1a;
    --font-main: 'Inter', sans-serif;
    --font-mono: 'Special Elite', system-ui;
}

* {
    box-sizing: border-box;
    transition: all 0.2s ease;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg);
    color: var(--ink);
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    min-height: 100vh;
}

.app-container {
    width: 100%;
    max-width: 800px;
    display: flex;
    flex-direction: column;
    padding: 20px;
    gap: 20px;
}

/* --- Sidebar / Nav --- */
.nav-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--surface);
    padding: 10px 20px;
    border-radius: 8px;
    border: 1px solid var(--border);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.char-controls {
    display: flex;
    gap: 10px;
}

select,
button {
    background: var(--bg);
    color: var(--ink);
    border: 1px solid var(--border);
    padding: 8px 12px;
    border-radius: 4px;
    font-family: inherit;
    cursor: pointer;
}

button:hover {
    border-color: var(--accent);
    background: rgba(255, 77, 77, 0.1);
}

button.primary {
    background: var(--accent-dim);
    border-color: var(--accent);
}

/* --- Sheet Layout --- */
.sheet {
    background: var(--parchment);
    color: var(--parchment-ink);
    padding: 40px;
    border-radius: 2px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
    position: relative;
    overflow: hidden;
}

.sheet::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://www.transparenttextures.com/patterns/paper-fibers.png');
    opacity: 0.3;
    pointer-events: none;
}

header {
    border-bottom: 3px solid var(--parchment-ink);
    margin-bottom: 30px;
    padding-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

#charName {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    width: 70%;
    border: none;
    background: transparent;
    color: var(--parchment-ink);
    text-transform: uppercase;
    outline: none;
}

.exp-container {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 5px;
}

.exp-container label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: bold;
    opacity: 0.6;
}

#experience {
    background: transparent;
    border: 1px solid rgba(26, 26, 26, 0.2);
    color: var(--parchment-ink);
    padding: 4px 8px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    outline: none;
}

/* --- Stats --- */
.stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.stat-box {
    border: 2px solid var(--parchment-ink);
    padding: 15px 10px;
    text-align: center;
    position: relative;
}

.stat-box label {
    display: block;
    font-weight: bold;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 10px;
}

.stat-inputs {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.stat-inputs input {
    width: 65px;
    border: none;
    background: transparent;
    text-align: center;
    font-size: 2.5rem;
    font-family: var(--font-mono);
    color: var(--parchment-ink);
    outline: none;
}

.stat-inputs span {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    opacity: 0.4;
    margin-top: 5px;
}

/* --- HP & Armor --- */
.vitals-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.vital-box {
    border: 2px solid var(--parchment-ink);
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.vital-box label {
    font-weight: bold;
    font-size: 0.9rem;
    text-transform: uppercase;
}

.hp-inputs {
    display: flex;
    align-items: center;
    gap: 5px;
}

.hp-inputs input {
    width: 70px;
    font-size: 2rem;
    font-family: var(--font-mono);
    border: none;
    background: transparent;
    text-align: center;
    outline: none;
}

.hp-inputs span {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    opacity: 0.4;
}

/* --- Money --- */
.money-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.money-slot {
    border: 2px solid var(--parchment-ink);
    padding: 10px;
    text-align: center;
}

.money-slot label {
    display: block;
    font-weight: bold;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 8px;
}

.money-slot input {
    width: 100%;
    border: none;
    background: transparent;
    text-align: center;
    font-size: 1.8rem;
    font-family: var(--font-mono);
    color: var(--parchment-ink);
    outline: none;
}

/* --- Weapons --- */
.weapons-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin-bottom: 20px;
}

.weapon-slot {
    display: grid;
    grid-template-columns: 1fr 80px 80px;
    align-items: center;
    gap: 15px;
    border-bottom: 1px solid rgba(26, 26, 26, 0.2);
    padding: 8px 0;
}

.weapon-slot input[type="text"] {
    border: none;
    background: transparent;
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--parchment-ink);
    outline: none;
}

.weapon-damage {
    display: flex;
    align-items: center;
    gap: 5px;
}

.weapon-damage label {
    font-size: 0.6rem;
    text-transform: uppercase;
    opacity: 0.5;
}

.weapon-damage input {
    width: 40px;
    border: none;
    background: transparent;
    font-family: var(--font-mono);
    font-size: 1rem;
    text-align: center;
    outline: none;
}

/* --- Inventory & Notes --- */
.section-header {
    background: var(--parchment-ink);
    color: var(--parchment);
    padding: 5px 15px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.inventory-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 20px;
}

.inventory-slot {
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(26, 26, 26, 0.2);
    padding: 5px 0;
    gap: 5px;
}

.slot-num {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    opacity: 0.5;
    width: 25px;
    flex-shrink: 0;
}

.inventory-slot input[type="text"] {
    flex-grow: 1;
    border: none;
    background: transparent;
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--parchment-ink);
    outline: none;
}

.bulky-check {
    display: flex;
    align-items: center;
    gap: 3px;
    font-size: 0.7rem;
    font-family: var(--font-main);
    text-transform: uppercase;
    opacity: 0.4;
    cursor: pointer;
    user-select: none;
}

.bulky-check:hover {
    opacity: 1;
}

.bulky-check input {
    cursor: pointer;
}

.inventory-slot.is-bulky,
.weapon-slot.is-bulky {
    background: rgba(255, 77, 77, 0.05);
}

.inventory-slot.is-bulky .bulky-check,
.weapon-slot.is-bulky .bulky-check {
    opacity: 1;
    color: var(--accent-dim);
    font-weight: bold;
}

.arcana-area,
.notes-area {
    width: 100%;
    min-height: 100px;
    background: transparent;
    border: 1px dashed var(--parchment-ink);
    font-family: var(--font-mono);
    padding: 15px;
    line-height: 1.6;
    resize: vertical;
    outline: none;
    font-size: 1rem;
    margin-bottom: 20px;
}

.notes-area {
    min-height: 150px;
}

/* --- Modal --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
    pointer-events: none;
}

.modal-overlay[style*="display: flex"] {
    pointer-events: auto;
}

.modal-container {
    background: var(--parchment);
    color: var(--parchment-ink);
    width: 90%;
    max-width: 500px;
    padding: 30px;
    border-radius: 4px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    position: relative;
    pointer-events: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--parchment-ink);
    padding-bottom: 10px;
}

.modal-header h2 {
    margin: 0;
    font-family: var(--font-mono);
    text-transform: uppercase;
    font-size: 1.5rem;
}

.close-modal {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--parchment-ink);
}

.char-manage-list {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 400px;
    overflow-y: auto;
}

.char-manage-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    border-bottom: 1px solid rgba(26, 26, 26, 0.1);
}

.char-manage-item:hover {
    background: rgba(0, 0, 0, 0.05);
}

.char-manage-name {
    font-family: var(--font-mono);
    font-weight: bold;
}

.char-manage-actions {
    display: flex;
    gap: 10px;
}

.btn-delete-small {
    color: var(--accent);
    border-color: rgba(255, 77, 77, 0.3);
    font-size: 0.8rem;
    padding: 4px 8px;
}

.btn-delete-small:hover {
    background: var(--accent);
    color: white;
}

@media (max-width: 600px) {
    .sheet {
        padding: 20px;
    }

    header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    #charName {
        width: 100%;
        font-size: 1.8rem;
    }

    .exp-container {
        align-items: flex-start;
        width: 100%;
    }

    #experience {
        width: 100%;
    }

    .stats-row {
        grid-template-columns: 1fr;
    }

    .vitals-row {
        grid-template-columns: 1fr;
    }

    .inventory-grid {
        grid-template-columns: 1fr;
    }

    .weapon-slot {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .weapon-slot input[type="text"] {
        grid-column: span 2;
    }

    .stat-inputs input {
        width: 55px;
        font-size: 2rem;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.sheet {
    animation: fadeIn 0.5s ease-out;
}