/* --- Design Tokens --- */
:root {
    --bg-color: #000000;
    --text-main: #FFFFFF;
    --text-dim: #888888;
    --surface-container: #111111;
    --surface-hover: #1A1A1A;
    --outline: #333333;
    --accent: #FFFFFF;
    --radius-md: 12px;
    --font-main: 'Roboto', sans-serif;
    --font-mono: 'Space Mono', monospace;
    --ease-spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
    display: flex;
    justify-content: center;
}

/* --- Fixed Background --- */
.ambient-glow {
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.08) 0%, rgba(0,0,0,0) 60%);
    z-index: -1; pointer-events: none;
}

.app-container {
    width: 100%; max-width: 650px; min-height: 100vh;
    display: flex; flex-direction: column;
    padding: 1.5rem; position: relative; z-index: 1;
}

/* --- Header --- */
.top-bar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 1rem 0 2rem 0;
}

.home-link { text-decoration: none; color: inherit; display: block; transition: opacity 0.2s; }
.home-link:hover { opacity: 0.7; }

.logo-section h1 {
    font-family: var(--font-mono); font-size: 1.1rem;
    font-weight: 400; color: var(--text-dim);
    letter-spacing: -0.5px; margin: 0;
}

.logo-section .highlight {
    color: var(--text-main); font-weight: 700;
    text-decoration: underline; text-decoration-thickness: 2px;
    text-underline-offset: 4px;
}

.status-badge {
    display: flex; align-items: center; gap: 8px;
    font-size: 0.75rem; font-family: var(--font-mono);
    color: var(--text-dim); border: 1px solid var(--outline);
    padding: 6px 12px; border-radius: 50px;
    background: rgba(0,0,0,0.5); backdrop-filter: blur(5px);
}

.live-dot {
    width: 6px; height: 6px; background-color: var(--accent);
    border-radius: 50%; box-shadow: 0 0 8px var(--accent);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.9); }
}

/* --- Section Headers --- */
.list-header-area { margin-bottom: 24px; }
.section-title {
    display: flex; align-items: center; gap: 8px;
    font-family: var(--font-mono); font-size: 0.9rem;
    color: var(--text-main); letter-spacing: 1px; margin-bottom: 4px;
}
.section-title span { font-size: 18px; }
.section-subtitle { color: var(--text-dim); font-size: 0.85rem; margin-left: 28px; }

/* --- Log/File List Container --- */
.log-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative; /* Needed for absolute overlay */
}

.log-list-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: filter 0.8s var(--ease-spring);
}

/* The Blurred State */
.blurred-content {
    filter: blur(5px) grayscale(50%);
    pointer-events: none;
    user-select: none;
    opacity: 0.6;
}

/* --- Auth Overlay --- */
.auth-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 10;
    display: flex; justify-content: center; align-items: flex-start;
    padding-top: 60px;
    opacity: 1;
    transition: opacity 0.5s ease;
}

.auth-overlay.unlocked {
    opacity: 0;
    pointer-events: none;
}

.auth-box {
    background: rgba(17, 17, 17, 0.85);
    backdrop-filter: blur(10px);
    border: 1px solid var(--outline);
    padding: 32px;
    border-radius: 24px;
    text-align: center;
    width: 100%;
    max-width: 320px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
    transform: translateY(0);
    transition: transform 0.5s var(--ease-spring);
}

.auth-overlay.unlocked .auth-box {
    transform: translateY(-20px) scale(0.95);
}

.lock-icon { font-size: 38px; color: var(--text-main); margin-bottom: 16px; }

.auth-box h3 {
    font-family: var(--font-mono); font-size: 1rem;
    color: var(--text-main); margin-bottom: 8px;
    text-transform: uppercase; letter-spacing: 1px;
}

.auth-box p {
    font-size: 0.85rem; color: var(--text-dim); margin-bottom: 24px;
}

.auth-input-wrapper {
    display: flex; gap: 8px;
}

.auth-input {
    flex: 1;
    background: var(--bg-color);
    border: 1px solid var(--outline);
    color: var(--text-main);
    padding: 10px 14px;
    border-radius: 8px;
    font-family: var(--font-mono);
    outline: none;
    transition: border-color 0.2s;
}

.auth-input:focus { border-color: var(--accent); }
.auth-input.error { border-color: #ff4444; color: #ff4444; }

.auth-btn {
    background: var(--text-main);
    color: var(--bg-color);
    border: none;
    border-radius: 8px;
    width: 40px;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: opacity 0.2s;
}
.auth-btn:hover { opacity: 0.9; }

/* --- Loading & Cards --- */
.loading-state {
    display: flex; align-items: center; justify-content: center; gap: 10px;
    padding: 40px 0; color: var(--text-dim);
    font-family: var(--font-mono); font-size: 0.8rem;
}
.spin-icon { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(-360deg); } }

.file-card {
    background-color: var(--surface-container);
    padding: 16px; border-radius: var(--radius-md);
    display: flex; align-items: center; gap: 16px;
    border: 1px solid var(--outline);
    transition: all 0.2s ease;
    animation: slideIn 0.4s var(--ease-spring) forwards;
    opacity: 0; transform: translateX(-20px);
}

.file-card:hover {
    border-color: var(--text-dim);
    background-color: var(--surface-hover);
}

.file-icon-box {
    width: 42px; height: 42px;
    background-color: var(--surface-hover); color: var(--text-main);
    border-radius: 10px; display: flex;
    align-items: center; justify-content: center;
    border: 1px solid var(--outline);
    flex-shrink: 0;
}

.file-details { flex: 1; min-width: 0; }

.file-name {
    font-size: 0.9rem; font-weight: 500;
    display: block; margin-bottom: 4px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.file-meta {
    font-size: 0.75rem; color: var(--text-dim);
    font-family: var(--font-mono); display: flex; gap: 10px;
}

.actions { display: flex; gap: 8px; }

.action-btn {
    width: 36px; height: 36px;
    border-radius: 8px; border: 1px solid var(--outline);
    background: transparent; color: var(--text-main);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; transition: all 0.2s ease;
    text-decoration: none; position: relative;
}

.action-btn.copy-btn:hover {
    background-color: var(--text-main);
    color: var(--bg-color);
    border-color: var(--text-main);
}

.action-btn.link-btn:hover {
    background-color: var(--surface-hover);
    border-color: var(--text-main);
}

.action-btn span { font-size: 18px; }

/* --- Toast --- */
.toast-container {
    position: fixed; bottom: 24px; left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    display: flex; flex-direction: column; gap: 8px;
    pointer-events: none;
}

.toast {
    background-color: var(--text-main);
    color: var(--bg-color);
    padding: 10px 20px;
    border-radius: 50px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    display: flex; align-items: center; gap: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
    animation: toastUp 0.3s var(--ease-spring) forwards;
}

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

/* --- Footer --- */
footer {
    margin-top: auto; padding-top: 2rem;
    text-align: center; color: var(--text-dim);
    font-size: 0.85rem; padding-bottom: 0.5rem;
}

footer a {
    color: var(--text-dim); text-decoration: none;
    transition: all 0.2s ease; margin: 0 4px;
}

footer a:hover { color: var(--text-main); text-decoration: underline; }

@keyframes slideIn { to { opacity: 1; transform: translateX(0); } }

/* Mobile */
@media (max-width: 600px) {
    .logo-section h1 { font-size: 0.9rem; }
    .app-container { padding: 1rem; }
    .file-meta { font-size: 0.7rem; }
    .action-btn { width: 32px; height: 32px; }
}