:root {
    --bg-color: #050510;
    --card-bg: rgba(255, 255, 255, 0.03);
    --secondary-bg: #0f1020;
    --primary-color: #7000ff;
    --secondary-color: #00d4ff;
    --text-color: #e0e0e0;
    --text-muted: #8888aa;
    --glass-border: rgba(255, 255, 255, 0.08);
    --glow: 0 0 20px rgba(112, 0, 255, 0.3);
    --font-main: 'Outfit', sans-serif;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(112, 0, 255, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 40%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 900px;
    padding: 2rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

/* Header */
header {
    text-align: center;
    margin-top: 3rem;
    animation: fadeInDown 1s ease-out;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #fff 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
    letter-spacing: -1px;
}

p.subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Main Input Area */
.input-section {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 3rem;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.input-section:hover {
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(112, 0, 255, 0.2);
}

.url-input-wrapper {
    position: relative;
    margin-bottom: 2rem;
}

input[type="text"] {
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    font-size: 1.1rem;
    color: #fff;
    font-family: var(--font-main);
    transition: all 0.3s ease;
}

input[type="text"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(112, 0, 255, 0.2);
    background: rgba(0, 0, 0, 0.4);
}

.primary-btn {
    background: linear-gradient(135deg, var(--primary-color) 0%, #a033ff 100%);
    color: white;
    border: none;
    padding: 1rem 3rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--glow);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(112, 0, 255, 0.5);
}

.primary-btn:disabled {
    opacity: 0.6;
    cursor: wait;
}

/* Loading State */
.status-message {
    margin-top: 1.5rem;
    min-height: 24px;
    font-size: 0.95rem;
    color: var(--secondary-color);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.status-message.visible {
    opacity: 1;
}

/* Result Area */
.result-section {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    min-height: 200px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
    display: none;
}

.result-section.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.markdown-content {
    line-height: 1.6;
    color: #d0d0e0;
}

.markdown-content h2 { color: #fff; margin-top: 1.5rem; margin-bottom: 0.75rem; }
.markdown-content ul { padding-left: 1.2rem; }
.markdown-content li { margin-bottom: 0.5rem; }
.markdown-content p { margin-bottom: 1rem; }

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

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Loader */
.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
    display: none;
}

.primary-btn.loading .spinner { display: block; }
.primary-btn.loading span { display: none; }

@keyframes spin {
    to { transform: rotate(360deg); }
}