/* 
  ViviMusic Canvas Premium Design System
  Theme: Deep Glassmorphism / Material 3 Dark
*/

:root {
    --primary-glow: radial-gradient(circle, rgba(138, 43, 226, 0.25) 0%, rgba(0, 0, 0, 0) 70%);
    --secondary-glow: radial-gradient(circle, rgba(0, 255, 255, 0.15) 0%, rgba(0, 0, 0, 0) 70%);
    --bg-dark: #0a0c10;
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-border: rgba(255, 255, 255, 0.1);
    --text-main: #f8f9fa;
    --text-dim: #adb5bd;
    --accent: #bb86fc;
    --accent-secondary: #03dac6;
    --glass-blur: blur(15px);
    --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Dynamic Background Blobs */
.background-blob {
    position: fixed;
    top: -10%;
    left: -10%;
    width: 60%;
    height: 60%;
    background: var(--primary-glow);
    z-index: -1;
    filter: blur(80px);
    animation: floating 25s infinite alternate ease-in-out;
}

.background-blob.secondary {
    top: 50%;
    left: 50%;
    background: var(--secondary-glow);
    animation: floating 30s infinite reverse ease-in-out;
}

@keyframes floating {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(15%, 15%) scale(1.1); }
}

/* Top Bar */
.top-bar {
    position: sticky;
    top: 0;
    width: 100%;
    background: rgba(10, 12, 16, 0.7);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--card-border);
    z-index: 100;
    padding: 0.75rem 0;
}

.top-bar-content {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.app-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.copyright {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-dim);
}

.developer {
    font-size: 0.82rem;
    color: var(--text-dim);
    letter-spacing: 0.5px;
    font-weight: 400;
}

.vividh-name {
    color: var(--accent);
    font-weight: 700;
}

/* Layout */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 2rem 4rem 2rem;
}

header {
    text-align: center;
    margin-bottom: 5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.repo-badge {
    display: inline-flex;
    margin-bottom: 2rem;
    padding: 0.5rem 1.25rem;
    border-radius: 100px;
    background: rgba(187, 134, 252, 0.05);
    border: 1px solid rgba(187, 134, 252, 0.1);
    backdrop-filter: var(--glass-blur);
    transition: var(--transition);
}

.repo-badge:hover {
    background: rgba(187, 134, 252, 0.15);
    border-color: var(--accent);
}

.repo-badge a {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    background: var(--accent);
    color: var(--bg-dark);
    text-decoration: none;
    font-weight: 700;
    border-radius: 100px;
    transition: var(--transition);
    box-shadow: 0 10px 20px rgba(187, 134, 252, 0.2);
}

.btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 30px rgba(187, 134, 252, 0.3);
    filter: brightness(1.1);
}

header h1 {
    font-size: 4.5rem;
    font-weight: 800;
    letter-spacing: -2px;
    background: linear-gradient(135deg, var(--text-main) 30%, var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

header p {
    font-size: 1.25rem;
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto;
}

/* Instruction Section */
.instructions-section {
    margin-bottom: 6rem;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.section-title::before {
    content: '';
    width: 40px;
    height: 4px;
    background: var(--accent);
    border-radius: 2px;
}

.instruction-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.step-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: var(--glass-blur);
    padding: 2.5rem;
    border-radius: 24px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.step-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.step-number {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1;
    color: rgba(255, 255, 255, 0.05);
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
}

.step-card i {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
    display: block;
}

.step-card h3 {
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.step-card p {
    color: var(--text-dim);
    font-size: 0.95rem;
}

/* Requirements Box */
.requirements-box {
    margin-top: 3rem;
    background: rgba(187, 134, 252, 0.03);
    border: 1px dashed var(--card-border);
    border-radius: 20px;
    padding: 2.5rem;
    backdrop-filter: var(--glass-blur);
}

.req-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
    color: var(--accent);
}

.req-header h4 {
    font-size: 1.2rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.req-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    list-style: none;
}

.req-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-dim);
}

.req-list li i {
    color: var(--accent-secondary);
    font-size: 0.8rem;
    margin-top: 0.3rem;
}

/* Search Bar */
.search-container {
    margin: 4rem auto;
    max-width: 700px;
    position: relative;
}

#search-input {
    width: 100%;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: var(--glass-blur);
    padding: 1.2rem 2rem;
    border-radius: 100px;
    color: white;
    font-size: 1.1rem;
    outline: none;
    transition: var(--transition);
}

#search-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(187, 134, 252, 0.1);
}

/* Grid Gallery */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.canvas-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    overflow: hidden;
    backdrop-filter: var(--glass-blur);
    transition: var(--transition);
}

.canvas-card:hover {
    transform: scale(1.02);
}

.video-preview {
    width: 100%;
    aspect-ratio: 16/9;
    position: relative;
    background: #000;
}

.video-preview video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
}

.canvas-card:hover video {
    opacity: 1;
}

.card-info {
    padding: 1.5rem;
}

.card-info h2 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.card-info h3 {
    font-size: 0.9rem;
    color: var(--text-dim);
    font-weight: 400;
}

.status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--card-border);
}

.status-bar span {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
}

/* Availability List Layout */
.list-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: var(--glass-blur);
    padding: 1.25rem 2rem;
    border-radius: 16px;
    transition: var(--transition);
}

.list-item:hover {
    transform: translateX(10px);
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.08);
}

.item-info {
    display: flex;
    flex-direction: column;
}

.item-info strong {
    font-size: 1.1rem;
    color: var(--text-main);
}

.item-info span {
    font-size: 0.9rem;
    color: var(--text-dim);
}

.list-item .status-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-secondary);
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Loader */
.loader {
    width: 40px;
    height: 40px;
    border: 3px solid var(--card-border);
    border-top: 3px solid var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 4rem auto;
}

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

/* Codesnippet styling */
code {
    background: rgba(0, 0, 0, 0.3);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.85rem;
    color: var(--accent-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    header h1 { font-size: 3rem; }
    .container { padding: 2rem 1rem; }
}