:root {
    --bg-dark: #0f1115;
    --card-bg: #1a1d24;
    --primary: #6c5ce7;
    --primary-hover: #5b4cc4;
    --accent: #00cec9;
    --text-main: #ffffff;
    --text-muted: #a0a0a0;
    --border-color: #2d3436;
    --gradient-1: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 100%);
    --glass-bg: rgba(26, 29, 36, 0.8);
    --glass-border: rgba(255, 255, 255, 0.1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(108, 92, 231, 0.1) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(0, 206, 201, 0.1) 0%, transparent 20%);
}

.app-container {
    width: 100%;
    max-width: 800px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.dot {
    width: 8px;
    height: 8px;
    background-color: #00b894;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(0, 184, 148, 0.5);
}

/* Cards */
.card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.input-section h2 {
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    color: var(--text-muted);
    font-weight: 400;
}

/* Input Tabs */
.input-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    padding: 0.4rem;
    border-radius: 12px;
}

.tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    padding: 0.8rem;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.tab-btn.active {
    background: var(--glass-border);
    color: var(--text-main);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.tab-btn:hover:not(.active) {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
}

/* File Upload */
.file-upload-box {
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    margin-bottom: 2rem;
    background: rgba(0, 0, 0, 0.1);
}

.file-upload-box:hover {
    border-color: var(--primary);
    background: rgba(108, 92, 231, 0.05);
}

.file-input {
    display: none;
}

.file-label {
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-muted);
}

.file-label i {
    font-size: 2rem;
    color: var(--primary);
}

/* Inputs */
.input-group {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

input[type="text"] {
    flex: 1;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    padding: 1rem 1.2rem;
    border-radius: 12px;
    color: white;
    font-size: 1rem;
    transition: all 0.3s ease;
}

input[type="text"]:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(108, 92, 231, 0.2);
}

.secondary-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 0 1.5rem;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Options Grid */
.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.option-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.option-item label:first-child {
    font-size: 0.85rem;
    color: var(--text-muted);
}

input[type="number"],
select {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    padding: 0.8rem;
    border-radius: 8px;
    color: white;
}

/* Toggle Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--border-color);
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked+.slider {
    background-color: var(--primary);
}

input:checked+.slider:before {
    transform: translateX(24px);
}

/* Main Button */
.primary-btn {
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 12px;
    background: var(--gradient-1);
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.8rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(108, 92, 231, 0.3);
}

.primary-btn:active {
    transform: translateY(0);
}

/* Log Console */
.log-console {
    background: #000;
    border-radius: 8px;
    padding: 1rem;
    height: 200px;
    overflow-y: auto;
    font-family: 'Consolas', monospace;
    font-size: 0.85rem;
    color: #00ff9d;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    margin-top: 1.5rem;
}

.log-entry {
    line-height: 1.4;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 2px;
}

/* Progress Bar */
.progress-bar-container {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    margin-top: 1rem;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-1);
    width: 0%;
    transition: width 0.3s ease;
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

/* Helpers */
.hidden {
    display: none;
}

footer {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0f1115;
}

::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* Mobile Responsiveness */
@media (max-width: 600px) {
    .input-group {
        flex-direction: column;
        gap: 0.5rem;
    }

    .input-group input[type="text"] {
        width: 100%;
    }

    .input-group button.secondary-btn {
        width: 100%;
        padding: 1rem;
    }

    .hero-btns {
        flex-direction: column;
    }

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