:root {
    --accent-color: #3b82f6;

    /* Light Theme Variables */
    --bg-color: color-mix(in srgb, var(--accent-color) 12%, #ffffff);
    --card-bg: color-mix(in srgb, var(--accent-color) 5%, rgba(255, 255, 255, 0.7));
    --card-border: rgba(255, 255, 255, 0.5);
    --text-primary: #414141;
    --text-secondary: #666666;
    --input-bg: rgba(255, 255, 255, 0.9);
    --input-border: #d1d5db;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --table-header-bg: rgba(0, 0, 0, 0.05);
    --table-border: #e5e7eb;
}

[data-theme="dark"] {
    /* Dark Theme Variables */
    --bg-color: color-mix(in srgb, var(--accent-color) 5%, #000000);
    /* --card-bg: color-mix(in srgb, var(--accent-color) 8%, rgba(24, 24, 24, 0.7)); */
    --card-bg: rgba(255, 255, 255, 0.05);
    /* --card-bg: color-mix(in srgb, var(--accent-color) 15%, #000000); */
    --card-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: #b1b1b1;
    /* --input-bg: color-mix(in srgb, var(--accent-color) 7%, #121212); */
    --input-bg: var(--bg-color);
    --input-border: #333333;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --table-header-bg: rgba(255, 255, 255, 0.05);
    --table-border: #333333;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
    line-height: 1.5;
    min-height: 100vh;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
}

/* Base Layout */
.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* Header & Controls */
.app-header {
    margin-bottom: 1rem;
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg-color);
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.header-top h1 {
    font-size: 1.5rem;
    color: var(--accent-color);
}

.header-title-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

#header-char-image {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    object-fit: cover;
    border: 2px solid var(--accent-color);
    background-color: var(--input-bg);
    display: none;
}

.header-controls {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.icon-btn {
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s, color 0.2s;
}

.icon-btn:hover {
    background-color: var(--card-bg);
    color: var(--accent-color);
}

input[type="color"] {
    -webkit-appearance: none;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    padding: 0;
    background: transparent;
}

input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

input[type="color"]::-webkit-color-swatch {
    border: 2px solid var(--card-border);
    border-radius: 50%;
}

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    background-color: var(--card-bg);
    min-width: 160px;
    box-shadow: var(--shadow);
    border-radius: 0.5rem;
    z-index: 1;
    backdrop-filter: blur(10px);
    border: 1px solid var(--card-border);
    overflow: hidden;
}

.dropdown:hover .dropdown-content {
    display: flex;
    flex-direction: column;
}

.dropdown-content button,
.dropdown-content .dropdown-btn {
    color: var(--text-primary);
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    background: transparent;
    border: none;
    text-align: left;
    width: 100%;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.875rem;
}

.dropdown-content button:hover,
.dropdown-content .dropdown-btn:hover {
    background-color: rgba(128, 128, 128, 0.1);
}

.danger-text {
    color: #ef4444 !important;
}

/* Tabs */
.tab-nav {
    display: flex;
    overflow-x: auto;
    gap: 0.5rem;
    scrollbar-width: none;
    /* Firefox */
}

.tab-nav::-webkit-scrollbar {
    display: none;
    /* Chrome */
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.875rem;
    border-radius: 0.5rem;
    white-space: nowrap;
    transition: all 0.2s;
}

.tab-btn.active {
    color: #fff;
    background-color: var(--accent-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Main Content Area */
.tab-content-container {
    flex: 1;
    /* overflow-y: auto; */
    padding-bottom: 2rem;
    /* Custom Scrollbar for content */
    scrollbar-width: thin;
    scrollbar-color: var(--accent-color) transparent;
}

.tab-content-container::-webkit-scrollbar {
    width: 6px;
}

.tab-content-container::-webkit-scrollbar-thumb {
    background-color: var(--accent-color);
    border-radius: 3px;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-pane.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(5px);
    }

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

/* Cards & Glassmorphism */
.card {
    background: var(--card-bg);
    /* border: 1px solid var(--card-border); */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 1rem;
    padding: 1.5rem;
    /* box-shadow: var(--shadow); */
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Grid Layouts */
.grid-layout {
    display: grid;
    gap: 1.5rem;
}

/* Inputs & Forms */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
}

.input-row {
    display: flex;
    gap: 1rem;
}

label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    font-weight: 600;
}

input[type="text"],
input[type="number"],
textarea {
    width: 100%;
    padding: 0.5rem;
    border-radius: 0.5rem;
    /* border: 1px solid var(--input-border); */
    border: none;
    background-color: var(--input-bg);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.875rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

input[type="checkbox"] {
    -webkit-appearance: none;
    appearance: none;
    background-color: var(--input-bg);
    /* border: 1px solid var(--input-border); */
    border-radius: 3px;
    cursor: pointer;
    position: relative;
}

input[type="checkbox"]:checked {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
}

input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    left: 30%;
    top: 15%;
    width: 30%;
    height: 50%;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    /* box-shadow: 0 0 0 2px rgba(var(--accent-color-rgb, 59, 130, 246), 0.2); */
}

textarea {
    resize: none;
    min-height: 80px;
    overflow-y: hidden;
}

.full-height {
    height: auto;
}

.full-height textarea {
    min-height: 150px;
}

/* Image Upload Container */
.image-upload-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

#char-image-preview {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent-color);
    background-color: var(--input-bg);
}

#char-image {
    display: none;
}

.upload-btn {
    font-size: 0.75rem;
    color: var(--accent-color);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border: 2px solid var(--accent-color);
    border-radius: 0.25rem;
    transition: all 0.2s;
    text-transform: none;
}

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

/* Buttons */
.primary-btn {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    cursor: pointer;
    font-weight: 500;
    transition: opacity 0.2s;
}

.primary-btn:hover {
    opacity: 0.9;
}

.delete-btn {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    cursor: pointer;
    font-size: 0.75rem;
}

/* Specific Layout Adjustments */

/* Basics */
.basics-grid {
    grid-template-columns: 1fr;
}

/* Specs */
.specs-grid {
    grid-template-columns: 1fr;
}

.combat-stats {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 1rem;
}

.stat-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1;
    min-width: 96px;
    gap: 0.5rem;
}

.stat-box input {
    text-align: center;
    font-size: 1.25rem;
    font-weight: bold;
}

.checkbox-stat {
    /* Inherits vertical alignment and gap from .stat-box to line up perfectly */
}

.checkbox-stat input {
    width: 38px;
    height: 38px;
    border-radius: 0.5rem;
}

.checkbox-stat input[type="checkbox"]:checked::after {
    border-width: 0 3px 3px 0;
}

.hp-columns-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 744px) {
    .hp-columns-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.hp-col {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.hp-col h3 {
    font-size: 0.875rem;
    text-transform: uppercase;
    color: var(--accent-color);
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
    border-bottom: 2px solid var(--bg-color);
    padding-bottom: 0.5rem;
    font-weight: 700;
}

.hp-input-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.hp-input-row input {
    width: 70px !important;
    text-align: center;
    font-size: 1rem !important;
    font-weight: bold;
    height: 38px;
    padding: 0.25rem !important;
}

.hp-input-row label {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    font-weight: 600;
    white-space: nowrap;
}


.save-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.5rem;
    font-size: 0.875rem;
}

.checkboxes {
    display: flex;
    gap: 0.25rem;
}

.checkboxes input {
    width: 24px;
    height: 24px;
}

.attributes-card {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.attribute-box {
    background: rgba(0, 0, 0, 0.02);

    border-radius: 0.5rem;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

[data-theme="dark"] .attribute-box {
    background: rgba(255, 255, 255, 0.02);
}

.attribute-box h4 {
    text-align: center;
    margin-bottom: 0.5rem;
    color: var(--accent-color);
    border-bottom: 2px solid var(--bg-color);
    padding-bottom: 0.5rem;
}

.attr-main-row {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.attr-main-row input {
    flex: 1;
    min-width: 0;
    text-align: center;
    font-size: 1.25rem !important;
    font-weight: bold;
    border-radius: 0.5rem !important;
    padding: 0.5rem !important;
    background: var(--input-bg);
    /* border: 1px solid var(--card-border) !important; */
    color: var(--text-primary) !important;
    margin: 0 !important;
    width: 100% !important;
}

.skill-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    padding-top: 0.5rem;
    border-top: 2px solid var(--bg-color);
}

.skill-row input[type="checkbox"] {
    width: 20px;
    height: 20px;
}

.skill-row span {
    flex: 1;
}

.skill-mod {
    width: 40px !important;
    text-align: center;
    padding: 0.25rem !important;
}

.armor-profs {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    font-size: 0.875rem;
}

.armor-profs label {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    text-transform: none;
    font-weight: normal;
}

.armor-profs input {
    width: 14px;
    height: 14px;
}

/* Tables */
.table-header-action {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 2px solid var(--bg-color);
}

th {
    /* background-color: var(--table-header-bg); */
    font-weight: 600;
    font-size: 0.875rem;
    white-space: nowrap;
}

td input {
    background: transparent;
    border: none;
    border-bottom: 1px dashed var(--input-border);
    border-radius: 0;
    padding: 0.25rem;
}

td input:focus {
    box-shadow: none;
    border-bottom-color: var(--accent-color);
}

td input[type="checkbox"] {
    width: 16px;
    height: 16px;
}

/* Spells */
.spells-grid {
    grid-template-columns: 1fr;
}

.spell-stats {
    flex-direction: row;
    flex-wrap: wrap;
}

.slots-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.5rem;
}

.slot-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(0, 0, 0, 0.02);
    padding: 0.5rem;
    border-radius: 0.5rem;
}

[data-theme="dark"] .slot-row {
    background: rgba(255, 255, 255, 0.02);
}

.slot-level {
    font-weight: bold;
    width: 60px;
    color: var(--accent-color);
}

.slot-inputs {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
}

.slot-inputs input {
    width: 50px !important;
    text-align: center;
    padding: 0.25rem !important;
}

/* Spells List */
.spells-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.spell-row-item {
    background: rgba(0, 0, 0, 0.02);
    /* border: 1px solid var(--card-border); */
    border-radius: 0.5rem;
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

[data-theme="dark"] .spell-row-item {
    background: rgba(255, 255, 255, 0.02);
}

.spell-top-row,
.spell-bottom-row {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.spell-top-row input,
.spell-bottom-row input {
    padding: 0.25rem 0.5rem;
    background: transparent;
    background-color: var(--bg-color);
    /* border: 1px solid var(--input-border); */
    min-width: 0;
}

.spell-bottom-row input {
    flex: 1 1 100px;
}

.spell-bottom-row input.s-notes {
    flex: 2 1 200px !important;
}

.spell-top-row input:focus,
.spell-bottom-row input:focus {
    border-color: var(--accent-color);
    background: var(--input-bg);
}

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

.coins-row {
    display: flex;
    justify-content: space-around;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.coin-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 60px;
}

.coin-box input {
    text-align: center;
}

.attune-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.attune-row input[type="checkbox"] {
    width: 18px;
    height: 18px;
}

/* Narrow Columns for Inventory */
.narrow-col {
    width: 70px;
}

.action-col {
    width: 50px;
}

@media (min-width: 768px) {
    .narrow-col {
        width: 100px;
    }
}

.inventory-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.total-weight-display {
    font-weight: bold;
    font-size: 1.1rem;
    color: var(--accent-color);
}

/* Toast */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* Media Queries */

/* Tablet Portrait & Up */
@media (min-width: 744px) {
    .basics-grid {
        grid-template-columns: 1fr 2fr;
    }

    .profile-card {
        grid-column: 1 / 2;
    }

    .core-info-card {
        grid-column: 2 / 3;
    }

    .text-card {
        grid-column: 1 / -1;
    }

    .attributes-card {
        grid-template-columns: repeat(auto-fit, minmax(205px, 1fr));
    }

    .skill-row span {
        font-size: 0.75rem;
    }

    .slots-grid {
        grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .basics-grid {
        grid-template-columns: 1fr 2fr;
    }

    .text-card {
        grid-column: auto;
    }

    /* Let them sit side by side */

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

    .combat-stats {
        grid-column: 1 / -1;
    }

    .attributes-card {
        grid-template-columns: repeat(3, 1fr);
    }

    .proficiencies-card {
        grid-column: 1 / -1;
    }

    .class-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .class-grid .row-card {
        grid-column: 1 / -1;
    }

    .inventory-grid {
        grid-template-columns: 1fr 3fr;
    }

    .coins-card,
    .attunement-card {
        grid-column: 1 / 2;
    }

    .inventory-table-card {
        grid-column: 2 / 3;
        grid-row: 1 / span 2;
    }
}