/* Global Styles mimic Windows Dark Mode */
:root {
    --bg-dark: #1e1e1e;
    --bg-sidebar: #252526;
    --bg-input: #3c3c3c;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --accent-color: #007acc; /* Visual Studio Blue / Windows Accent */
    --accent-hover: #0098ff;
    --border-color: #3e3e42;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    overflow: hidden; /* Prevent body scroll, use app container */
    height: 100vh;
}

.app-container {
    display: flex;
    height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 250px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.brand {
    padding: 20px;
    font-size: 1.2rem;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
    color: #4CAF50; /* Android Green */
}

.nav-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    flex-grow: 1;
}

.nav-item {
    padding: 15px 20px;
    cursor: pointer;
    border-left: 3px solid transparent;
    transition: background 0.2s;
    color: var(--text-secondary);
}

.nav-item:hover {
    background-color: #37373d;
}

.nav-item.active {
    background-color: #37373d;
    border-left-color: var(--accent-color);
    color: var(--text-primary);
}

.nav-item i {
    width: 25px;
    text-align: center;
    margin-right: 10px;
}

.sidebar-footer {
    padding: 10px;
    text-align: center;
    color: #666;
    font-size: 0.8rem;
    border-top: 1px solid var(--border-color);
}

/* Main Content */
.main-content {
    flex-grow: 1;
    padding: 30px;
    overflow-y: auto;
    background-color: var(--bg-dark);
}

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

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

h2 {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
    margin-top: 0;
    font-weight: 400;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

input[type="text"],
input[type="url"],
input[type="number"],
select {
    width: 100%;
    padding: 10px;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: white;
    box-sizing: border-box; 
    /* Fix box model sticking out */
}

input:focus, select:focus {
    outline: 2px solid var(--accent-color);
    border-color: transparent;
}

.row {
    display: flex;
    gap: 20px;
}

.col {
    flex: 1;
}

/* Web Type Selector */
.type-selector {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.radio-card {
    flex: 1;
    cursor: pointer;
    position: relative;
}

.radio-card input {
    position: absolute;
    opacity: 0;
}

.card-content {
    background-color: var(--bg-input);
    border: 2px solid var(--border-color);
    padding: 20px;
    text-align: center;
    border-radius: 4px;
    transition: all 0.2s;
}

.card-content i {
    display: block;
    font-size: 2rem;
    margin-bottom: 10px;
    color: var(--text-secondary);
}

.radio-card input:checked + .card-content {
    border-color: var(--accent-color);
    background-color: #2d2d30;
}

.radio-card input:checked + .card-content i {
    color: var(--accent-color);
}

/* File Upload */
.file-drop-area {
    border: 2px dashed var(--border-color);
    padding: 20px;
    text-align: center;
    position: relative;
    cursor: pointer;
}

.file-drop-area:hover {
    background-color: #2d2d30;
}

.file-input {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 100%;
    opacity: 0;
    cursor: pointer;
}

/* Permissions Grid */
.permissions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.perm-item {
    background-color: var(--bg-input);
    padding: 15px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.perm-item:hover {
    background-color: #4a4a4a;
}

/* Build Section */
.build-status-area {
    text-align: center;
    padding: 50px;
    background-color: #252526;
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.status-icon i {
    font-size: 4rem;
    color: #4CAF50;
    margin-bottom: 20px;
}

.btn-build, .btn-download {
    background-color: #4CAF50;
    color: white;
    border: none;
    padding: 15px 40px;
    font-size: 1.2rem;
    cursor: pointer;
    text-transform: uppercase;
    font-weight: bold;
    border-radius: 4px;
    margin-top: 20px;
    transition: background 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn-build:hover {
    background-color: #45a049;
}

.progress-bar {
    width: 100%;
    height: 20px;
    background-color: #333;
    border-radius: 10px;
    margin-top: 15px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: var(--accent-color);
    width: 0%;
    transition: width 0.3s;
}

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