:root {
    --desk-bg: #3b2e25;
    --desk-grain: rgba(25, 18, 13, 0.35);
    --kraft-bg: #d9c3a3;
    --paper-bg: #fcf8ef;
    --paper-stack: #efe6d5;
    --paper-line: rgba(130, 110, 85, 0.16);
    --margin-line: rgba(195, 85, 75, 0.32);
    --ink-primary: #2d261e;
    --ink-muted: #6e6050;
    --border-sketch: #5c4d3c;
    --accent: #b84339;
    --tape-color: rgba(226, 205, 155, 0.72);
    --sticky-yellow: #fdf2b3;
    --sticky-blue: #dff0f5;
    --sticky-pink: #fae1df;
    --pattern-bg: linear-gradient(transparent 95%, var(--paper-line) 95%);
    --pattern-size: 100% 30px;
}

/* Tema Kertas Sketsa Kotak */
[data-theme="sketch"] {
    --desk-bg: #2c353d;
    --kraft-bg: #d8e0e5;
    --paper-bg: #fafbfc;
    --paper-stack: #eaeff2;
    --paper-line: rgba(82, 118, 158, 0.14);
    --margin-line: rgba(82, 118, 158, 0.25);
    --ink-primary: #222b33;
    --ink-muted: #5a6875;
    --border-sketch: #4a5866;
    --accent: #2f6fa3;
    --tape-color: rgba(173, 206, 230, 0.68);
    --pattern-bg: linear-gradient(to right, var(--paper-line) 1px, transparent 1px),
        linear-gradient(to bottom, var(--paper-line) 1px, transparent 1px);
    --pattern-size: 22px 22px;
}

/* Tema Kertas Arang Malam */
[data-theme="charcoal"] {
    --desk-bg: #161412;
    --kraft-bg: #24201c;
    --paper-bg: #2b2723;
    --paper-stack: #211e1b;
    --paper-line: rgba(255, 240, 215, 0.06);
    --margin-line: rgba(217, 115, 82, 0.25);
    --ink-primary: #ede4d5;
    --ink-muted: #9e9384;
    --border-sketch: #6b5f52;
    --accent: #e07a5f;
    --tape-color: rgba(140, 122, 95, 0.45);
    --sticky-yellow: #3a3426;
    --sticky-blue: #273438;
    --sticky-pink: #3b2a29;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background-color: var(--desk-bg);
    /* Tekstur meja kerja hangat dengan serat kayu halus */
    background-image:
        radial-gradient(circle at 30% 20%, rgba(255, 235, 200, 0.08), transparent 60%),
        repeating-linear-gradient(12deg, var(--desk-grain) 0px, var(--desk-grain) 1px, transparent 1px, transparent 14px);
    font-family: 'Courier Prime', monospace;
    color: var(--ink-primary);
    height: 100dvh;
    overflow: hidden;
}

/* --- HIASAN SELOTIP KERTAS (WASHI TAPE) --- */
.washi-tape {
    position: absolute;
    height: 26px;
    width: 105px;
    background-color: var(--tape-color);
    border-left: 2px dotted rgba(0, 0, 0, 0.12);
    border-right: 2px dotted rgba(0, 0, 0, 0.12);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(1px);
    z-index: 10;
    pointer-events: none;
}

.washi-tape.top-center {
    top: -13px;
    left: 50%;
    transform: translateX(-50%) rotate(-2deg);
}

.washi-tape.sidebar-tape {
    top: -10px;
    right: 24px;
    width: 85px;
    transform: rotate(4deg);
}

.washi-tape.sheet-tape-left {
    top: -12px;
    left: 28px;
    width: 115px;
    transform: rotate(-16deg);
}

.washi-tape.sheet-tape-right {
    top: -10px;
    right: 32px;
    width: 105px;
    transform: rotate(14deg);
}

/* --- HALAMAN LOGIN SCRAPBOOK --- */
.login-wrapper {
    height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.scrapbook-login {
    background: var(--paper-bg);
    background-image: var(--pattern-bg);
    background-size: var(--pattern-size);
    width: 100%;
    max-width: 390px;
    padding: 2.5rem 2rem 2.2rem;
    border: 2.5px solid var(--border-sketch);
    /* Sudut melengkung organik tidak simetris */
    border-radius: 255px 15px 225px 15px / 15px 225px 15px 255px;
    box-shadow:
        8px 10px 0px var(--paper-stack),
        14px 18px 30px rgba(0, 0, 0, 0.45);
    text-align: center;
    position: relative;
    transform: rotate(-0.6deg);
}

.sticky-tag {
    display: inline-block;
    background: var(--sticky-yellow);
    color: #3d3118;
    font-family: 'Patrick Hand', cursive;
    font-size: 1rem;
    letter-spacing: 1.5px;
    padding: 3px 14px;
    border: 1.5px solid var(--border-sketch);
    border-radius: 4px 12px 6px 10px;
    box-shadow: 2px 3px 5px rgba(0, 0, 0, 0.15);
    transform: rotate(2.5deg);
    margin-bottom: 8px;
}

.scrapbook-login h1 {
    font-family: 'Caveat', cursive;
    font-weight: 700;
    font-size: 2.8rem;
    margin: 2px 0;
    line-height: 1.1;
}

.hand-sub {
    font-family: 'Patrick Hand', cursive;
    font-size: 1.08rem;
    color: var(--ink-muted);
    margin-bottom: 1.4rem;
}

.sketch-error {
    background: var(--sticky-pink);
    color: var(--accent);
    font-family: 'Patrick Hand', cursive;
    font-size: 1.1rem;
    padding: 6px 10px;
    border: 1.5px dashed var(--accent);
    border-radius: 12px 4px 10px 6px;
    margin-bottom: 12px;
    transform: rotate(1deg);
}

/* --- ELEMEN INPUT & TOMBOL CORETAN TANGAN --- */
.sketch-input,
.sketch-select {
    width: 100%;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.35);
    border: 2px solid var(--border-sketch);
    border-radius: 15px 6px 14px 8px / 8px 14px 6px 15px;
    font-family: 'Courier Prime', monospace;
    font-size: 0.95rem;
    color: var(--ink-primary);
    outline: none;
    margin-bottom: 10px;
    transition: transform 0.1s;
}

.sketch-input:focus,
.sketch-select:focus {
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.55);
}

.sketch-input.small,
.sketch-select {
    padding: 7px 11px;
    font-size: 0.85rem;
    margin-bottom: 8px;
}

.sketch-btn {
    background: var(--paper-bg);
    color: var(--ink-primary);
    border: 2px solid var(--border-sketch);
    border-radius: 18px 6px 16px 8px / 7px 15px 6px 17px;
    padding: 7px 14px;
    font-family: 'Patrick Hand', cursive;
    font-size: 1.12rem;
    cursor: pointer;
    box-shadow: 3px 3px 0px var(--border-sketch);
    transition: transform 0.1s, box-shadow 0.1s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.sketch-btn:hover {
    transform: translate(-1px, -1px) rotate(-0.5deg);
}

.sketch-btn:active {
    transform: translate(2px, 2px);
    box-shadow: 0px 0px 0px var(--border-sketch);
}

.sketch-btn.primary {
    background: var(--accent);
    color: #fffaf2;
    border-color: #4a1c17;
    box-shadow: 3px 3px 0px #4a1c17;
}

.sketch-btn.danger {
    color: var(--accent);
    border-color: var(--accent);
    box-shadow: 2px 2px 0px var(--accent);
}

.sketch-btn.small {
    padding: 4px 11px;
    font-size: 0.98rem;
}

.sketch-btn.full-width {
    width: 100%;
    padding: 10px;
    font-size: 1.3rem;
}

/* --- LINGKUNGAN MEJA KERJA (DESKTOP & TABLET) --- */
.desk-environment {
    display: flex;
    height: 100dvh;
    width: 100%;
    overflow: hidden;
}

/* --- SIDEBAR: MAP KERTAS KRAFT & STICKY NOTES --- */
.sidebar {
    width: 315px;
    background-color: var(--kraft-bg);
    /* Tekstur serat kertas karton kraft */
    background-image:
        radial-gradient(rgba(70, 50, 30, 0.1) 1px, transparent 0),
        radial-gradient(rgba(255, 255, 255, 0.15) 1px, transparent 0);
    background-size: 18px 18px;
    background-position: 0 0, 9px 9px;
    border-right: 2.5px dashed var(--border-sketch);
    display: flex;
    flex-direction: column;
    padding: 18px 16px;
    flex-shrink: 0;
    position: relative;
    z-index: 30;
    box-shadow: 6px 0 20px rgba(0, 0, 0, 0.35);
    transition: transform 0.25s ease;
}

.sidebar-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 10px;
    margin-bottom: 12px;
    border-bottom: 2px dashed var(--border-sketch);
}

.brand h2 {
    font-family: 'Caveat', cursive;
    font-weight: 700;
    font-size: 2rem;
    margin: 0;
    line-height: 1;
}

.mini-scribble {
    font-family: 'Patrick Hand', cursive;
    font-size: 0.85rem;
    color: var(--ink-muted);
}

.note-list {
    flex: 1;
    overflow-y: auto;
    padding: 6px 6px 12px 4px;
}

/* Kartu Catatan Ala Potongan Kertas & Sticky Notes */
.note-card {
    background: var(--paper-bg);
    border: 1.8px solid var(--border-sketch);
    border-radius: 12px 4px 14px 6px / 5px 13px 4px 11px;
    padding: 11px 13px;
    margin-bottom: 12px;
    cursor: pointer;
    box-shadow: 3px 4px 0px rgba(45, 38, 30, 0.22);
    position: relative;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    transform: rotate(-0.6deg);
}

.note-card:nth-child(even) {
    background: var(--sticky-yellow);
    transform: rotate(0.7deg);
    border-radius: 5px 14px 6px 12px / 12px 5px 13px 4px;
}

.note-card:nth-child(3n) {
    background: var(--sticky-blue);
    transform: rotate(-0.3deg);
}

.note-card:hover {
    transform: rotate(0deg) scale(1.015);
    box-shadow: 4px 6px 10px rgba(0, 0, 0, 0.22);
    z-index: 2;
}

.note-card.active {
    border: 2.5px solid var(--accent);
    box-shadow: 4px 5px 0px var(--accent);
    transform: rotate(0deg) translateX(3px);
}

.note-card-header {
    display: flex;
    justify-content: space-between;
    font-family: 'Patrick Hand', cursive;
    font-size: 0.88rem;
    color: var(--accent);
    margin-bottom: 2px;
}

.note-card-title {
    font-family: 'Caveat', cursive;
    font-weight: 700;
    font-size: 1.38rem;
    line-height: 1.15;
    color: var(--ink-primary);
}

.note-card-meta {
    font-family: 'Courier Prime', monospace;
    font-size: 0.72rem;
    color: var(--ink-muted);
    margin-top: 6px;
}

.sidebar-footer {
    padding-top: 10px;
    border-top: 2px dashed var(--border-sketch);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.theme-switcher button {
    background: var(--paper-bg);
    border: 1.8px solid var(--border-sketch);
    border-radius: 10px 4px 8px 6px;
    cursor: pointer;
    padding: 4px 8px;
    font-size: 0.95rem;
}

.lock-link {
    font-family: 'Patrick Hand', cursive;
    font-size: 1.05rem;
    color: var(--accent);
    text-decoration: none;
    font-weight: bold;
}

/* --- WORKSPACE: MEJA + LEMBARAN KERTAS MENGAMBANG --- */
.workspace {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.workspace-header {
    padding: 10px 22px;
    background: rgba(25, 19, 15, 0.45);
    backdrop-filter: blur(4px);
    border-bottom: 1.5px dashed rgba(255, 240, 220, 0.18);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.header-left,
.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.mobile-menu-btn {
    display: none;
}

.folder-tag-wrap {
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: 'Patrick Hand', cursive;
    font-size: 1.05rem;
    color: #f2e8d5;
}

.folder-badge-input {
    width: 115px;
    padding: 4px 10px;
    font-family: 'Courier Prime', monospace;
    font-size: 0.84rem;
    border: 1.8px solid var(--border-sketch);
    border-radius: 10px 4px 12px 6px;
    background: var(--paper-bg);
    color: var(--ink-primary);
}

.save-indicator {
    font-family: 'Patrick Hand', cursive;
    font-size: 1rem;
    color: #f5d08a;
}

/* Area Scroll Meja tempat Lembaran Kertas Diletakkan */
.desk-scroll-area {
    flex: 1;
    overflow-y: auto;
    padding: 28px 32px 48px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

/* Lembaran Kertas Utama */
.paper-sheet {
    width: 100%;
    max-width: 860px;
    min-height: 78vh;
    background-color: var(--paper-bg);
    background-image: var(--pattern-bg);
    background-size: var(--pattern-size);
    border: 2px solid var(--border-sketch);
    border-radius: 3px 16px 4px 12px / 14px 4px 12px 3px;
    position: relative;
    /* Efek tumpukan 2 lembar kertas di bawahnya */
    box-shadow:
        -6px 6px 0px -1px var(--paper-stack),
        -6px 6px 0px 1px var(--border-sketch),
        6px 11px 0px -2px var(--paper-stack),
        6px 11px 0px 0px var(--border-sketch),
        0 22px 40px rgba(0, 0, 0, 0.55);
    margin-bottom: 24px;
}

/* Garis Margin Merah Vertikal di Lembaran Kertas */
.paper-sheet::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 48px;
    width: 2px;
    background: var(--margin-line);
    pointer-events: none;
}

.paper-inner {
    padding: 32px 38px 36px 68px;
}

.paper-title {
    width: 100%;
    font-family: 'Caveat', cursive;
    font-weight: 700;
    font-size: 2.5rem;
    border: none;
    background: transparent;
    color: var(--ink-primary);
    outline: none;
    margin-bottom: 2px;
    line-height: 1.15;
}

.paper-tags {
    width: 100%;
    font-family: 'Patrick Hand', cursive;
    font-size: 1.15rem;
    border: none;
    border-bottom: 2px dashed var(--border-sketch);
    padding-bottom: 6px;
    margin-bottom: 16px;
    background: transparent;
    color: var(--accent);
    outline: none;
}

/* Editor Markdown di Atas Kertas */
.EasyMDEContainer .CodeMirror {
    background: transparent !important;
    border: none !important;
    color: var(--ink-primary) !important;
    font-family: 'Courier Prime', monospace;
    font-size: 1.02rem;
    line-height: 30px;
    /* Pas di atas garis kertas */
    padding: 0;
}

.CodeMirror-cursor {
    border-left: 2.5px solid var(--accent) !important;
}

.editor-toolbar {
    background: var(--paper-stack) !important;
    border: 1.8px solid var(--border-sketch) !important;
    border-radius: 12px 5px 10px 6px !important;
    margin-bottom: 14px;
    overflow-x: auto;
    white-space: nowrap;
}

.editor-toolbar button {
    color: var(--ink-primary) !important;
}

.editor-toolbar button.active,
.editor-toolbar button:hover {
    background: var(--paper-bg) !important;
    border-color: var(--border-sketch) !important;
}

.editor-preview {
    background: var(--paper-bg) !important;
    color: var(--ink-primary) !important;
    font-family: 'Patrick Hand', cursive;
    font-size: 1.2rem;
    padding: 12px;
}

/* Tepi Kertas Sobek di Bagian Bawah */
.torn-bottom-edge {
    position: absolute;
    bottom: -10px;
    left: -1px;
    right: -1px;
    height: 10px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 40 10' preserveAspectRatio='none'%3E%3Cpolygon fill='%23fcf8ef' points='0,0 40,0 35,8 30,2 25,9 20,3 15,8 10,1 5,9 0,2'/%3E%3C/svg%3E");
    background-size: 40px 10px;
    pointer-events: none;
}

[data-theme="sketch"] .torn-bottom-edge,
[data-theme="charcoal"] .torn-bottom-edge {
    display: none;
}

.workspace-footer {
    padding: 6px 22px;
    background: rgba(25, 19, 15, 0.55);
    font-family: 'Patrick Hand', cursive;
    font-size: 0.95rem;
    color: #d8cbb8;
    display: flex;
    justify-content: space-between;
}

/* --- RESPONSIF HP & TABLET --- */
.drawer-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 25;
}

.drawer-backdrop.open {
    display: block;
}

@media (max-width: 820px) {
    .mobile-menu-btn {
        display: inline-flex;
    }

    .sidebar {
        position: fixed;
        top: 0;
        bottom: 0;
        left: 0;
        width: 84%;
        max-width: 320px;
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .desk-scroll-area {
        padding: 18px 12px 36px;
    }

    .paper-sheet::before {
        left: 18px;
    }

    .paper-inner {
        padding: 24px 18px 28px 30px;
    }

    .paper-title {
        font-size: 2rem;
    }

    .workspace-header {
        padding: 8px 12px;
    }

    .folder-tag-wrap span {
        display: none;
    }

    .folder-badge-input {
        width: 88px;
    }

    .washi-tape.sheet-tape-right {
        display: none;
    }
}