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Sentinel
File size: 4,511 Bytes
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@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
    /* New Theme based on latest image - "Deep Dark" */
    --bg-color: #000000;
    --card-bg: #0c0c0c;
    /* Slightly lighter than black */
    --sidebar-bg: #000000;
    --border-color: #1e1e1e;
    --text-primary: #ffffff;
    --text-secondary: #9ca3af;
    /* Cool grey */

    /* Accents - Minimalist */
    --primary: #ffffff;
    --primary-hover: #e5e5e5;

    /* Semantic */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;

    --font-main: 'Inter', sans-serif;
    /* Switched to Inter for cleaner look */
    --font-mono: 'JetBrains Mono', monospace;
}

/* Global Reset */
.stApp {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-main);
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

/* Sidebar */
section[data-testid="stSidebar"] {
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
}

/* Feature Cards - Exact Match Attempt */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    /* Specific gap */
    margin-top: 3rem;
    padding: 0 1rem;
}

.feature-card {
    background-color: #121212;
    /* Material Dark Surface - Visible contrast against black */
    border: 1px solid #333333;
    /* More visible border */
    border-radius: 16px;
    /* Slightly more rounded */
    padding: 40px;
    /* Generous padding as seen in image */
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    height: 100%;
    transition: all 0.2s ease;
}

.feature-card:hover {
    border-color: #333;
    background-color: #0a0a0a;
    transform: translateY(-2px);
}

.feature-icon {
    font-size: 3rem;
    /* Larger icons */
    margin-bottom: 24px;
    line-height: 1;
}

.feature-title {
    font-size: 1.35rem;
    /* Slightly larger title */
    font-weight: 700;
    margin-bottom: 16px;
    color: #ffffff;
    letter-spacing: -0.01em;
}

.feature-desc {
    font-size: 1rem;
    color: #888888;
    /* Muted grey description */
    line-height: 1.6;
    font-weight: 400;
}

/* Buttons */
.stButton button {
    background-color: white;
    color: black;
    border: none;
    font-weight: 500;
    border-radius: 6px;
    /* Slightly squarer */
    padding: 0.75rem 2rem;
    transition: all 0.2s ease;
}

.stButton button:hover {
    background-color: #e5e5e5;
}

/* Inputs */
.stTextInput input,
.stTextArea textarea,
.stSelectbox div[data-baseweb="select"] {
    background-color: #111 !important;
    color: white !important;
    border: 1px solid #333 !important;
    border-radius: 6px;
}

.stTextInput input:focus,
.stTextArea textarea:focus {
    border-color: #666 !important;
}

/* Hero */
.hero-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 6rem 1rem 4rem 1rem;
    width: 100%;
    margin: 0 auto;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: white;
    background: none;
    /* Removed gradient for solid white punch */
    -webkit-text-fill-color: white;
    text-align: center;
    width: 100%;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 2.5rem auto;
    text-align: center;
    line-height: 1.6;
}

/* Alert Cards */
.alert-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 16px;
    margin-bottom: 12px;
    border-radius: 8px;
    transition: border-color 0.2s ease;
}

.alert-card:hover {
    border-color: #333;
}

/* Market alerts - Red accent */
.alert-market {
    border-left: 3px solid #ef4444;
    background: linear-gradient(90deg, rgba(239, 68, 68, 0.05) 0%, var(--card-bg) 100%);
}

/* News alerts - Blue accent */
.alert-news {
    border-left: 3px solid #3b82f6;
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.05) 0%, var(--card-bg) 100%);
}

.alert-header {
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 8px;
    font-weight: 500;
}

.alert-body {
    color: var(--text-primary);
    font-size: 0.95rem;
}