/*
 * FILE: ./assets/css/main.css
 * CREATED: 2025/11/20 20:50
 * PURPOSE: Minimalist, professional, and responsive corporate styling for the WHOIS tool.
 * PRINCIPLES: Fast-loading, high contrast, clear hierarchy.
 */

:root {
    --color-primary: #007bff; /* SupportCALL Blue (or similar corporate tone) */
    --color-secondary: #0056b3; 
    --color-text: #333;
    --color-light-bg: #f8f9fa;
    --color-dark-bg: #212529;
    --color-white: #fff;
    --spacing-unit: 1rem;
    --border-radius: 0.3rem;
}

/* Base Reset and Typography */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-unit) 0;
}

/* Header and Navigation */
.site-header {
    background-color: var(--color-white);
    border-bottom: 1px solid #eee;
    padding: calc(var(--spacing-unit) * 0.75) 0;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
}

nav a {
    margin-left: var(--spacing-unit);
    text-decoration: none;
    color: var(--color-text);
    padding: 0.5rem;
    transition: color 0.2s;
}

nav a:hover {
    color: var(--color-primary);
}

/* Hero Section and Form */
.hero-section {
    text-align: center;
    padding: 4rem 0 3rem;
    background-color: var(--color-light-bg);
}

h1 {
    font-size: 2.5rem;
    color: var(--color-dark-bg);
    margin-bottom: 0.5rem;
}

.subtitle {
    font-size: 1.2rem;
    color: #555;
    margin-bottom: 2rem;
}

.lookup-form {
    display: flex;
    justify-content: center;
    max-width: 800px;
    margin: 0 auto 2rem;
    gap: 0.5rem;
}

#lookup-query {
    flex-grow: 1;
    padding: 1rem;
    font-size: 1rem;
    border: 1px solid #ccc;
    border-radius: var(--border-radius);
}

#lookup-button {
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color 0.2s;
}

#lookup-button:hover {
    background-color: var(--color-secondary);
}

.message-area {
    margin-top: var(--spacing-unit);
    padding: 0.5rem;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    text-align: left;
}
.message-area.error { background-color: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
.message-area.success { background-color: #d4edda; color: #155724; border: 1px solid #c3e6cb; }

/* Results Container */
.results-container {
    margin-top: 3rem;
    text-align: left;
    background-color: var(--color-white);
    padding: 2rem;
    border: 1px solid #eee;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.results-container.hidden {
    display: none;
}

.results-container h2 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

/* Tabs */
.result-tabs {
    display: flex;
    margin-bottom: 1rem;
    border-bottom: 1px solid #ccc;
}

.tab-button {
    padding: 0.75rem 1.5rem;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 1rem;
    color: #555;
    border-bottom: 3px solid transparent;
    transition: all 0.2s;
}

.tab-button.active {
    color: var(--color-primary);
    font-weight: 600;
    border-bottom: 3px solid var(--color-primary);
}

.tab-content {
    padding: 1rem 0;
}

.tab-content.hidden {
    display: none;
}

/* Structured Output Styling (for dynamic content) */
.result-group {
    margin-bottom: 2rem;
}
.result-group h3 {
    background-color: var(--color-light-bg);
    padding: 0.5rem 1rem;
    border-left: 5px solid var(--color-primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}
.result-item {
    display: flex;
    padding: 0.5rem 0;
    border-bottom: 1px dashed #eee;
}
.result-item span:first-child {
    font-weight: 600;
    width: 200px;
    color: var(--color-dark-bg);
}
.result-item span:last-child {
    flex-grow: 1;
    word-break: break-all;
}

#raw-data {
    white-space: pre-wrap;
    background-color: #f4f4f4;
    padding: 1rem;
    border-radius: var(--border-radius);
    max-height: 400px;
    overflow-y: auto;
    font-size: 0.85rem;
}

.disclaimer {
    margin-top: 1rem;
    font-size: 0.8rem;
    color: #777;
    text-align: center;
}

/* Feature Section */
.feature-section {
    padding: 3rem 0;
    text-align: center;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    padding: 1.5rem;
    border: 1px solid #eee;
    border-radius: var(--border-radius);
    text-align: left;
    transition: transform 0.2s;
}
.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.08);
}
.feature-card h3 {
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

/* CTA Section */
.cta-section {
    background-color: var(--color-primary);
    color: var(--color-white);
    text-align: center;
    padding: 3rem 0;
}
.cta-section h2 {
    color: var(--color-white);
    font-size: 1.8rem;
}
.cta-section p {
    margin-bottom: 1.5rem;
}

.cta-button-large {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: var(--color-secondary);
    color: var(--color-white);
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 700;
    transition: background-color 0.2s;
}
.cta-button-large:hover {
    background-color: #003880;
}
.cta-button-nav {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--color-primary);
    color: var(--color-white) !important;
    border-radius: var(--border-radius);
    transition: background-color 0.2s;
}
.cta-button-nav:hover {
    background-color: var(--color-secondary);
}

/* Footer */
.site-footer {
    background-color: var(--color-dark-bg);
    color: #ddd;
    padding: 1.5rem 0;
    font-size: 0.9rem;
    text-align: center;
}
.footer-links a {
    color: #aaa;
    text-decoration: none;
    margin: 0 0.5rem;
}
.footer-links a:hover {
    color: var(--color-primary);
}


/* Media Queries for Responsiveness */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    .subtitle {
        font-size: 1rem;
    }
    .lookup-form {
        flex-direction: column;
        gap: 1rem;
    }
    nav {
        display: none; /* Hide complex nav on small screens, simplify to CTA button if needed */
    }
    .site-header .container {
        justify-content: center;
    }
    .result-item {
        flex-direction: column;
        border-bottom: 1px solid #eee;
    }
    .result-item span:first-child {
        width: 100%;
        margin-bottom: 0.2rem;
        padding-top: 0.5rem;
    }
}