/* ============================================
   NetTools — Public Page Styles
   ============================================ */

/* --- Logo --- */
.logo-net {
    color: var(--color-accent);
}

.logo-tools {
    color: #ffffff;
    opacity: 0.85;
}

.header-tagline {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

/* --- Tools Section --- */
.tools-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
}

.tool-card {
    background: var(--color-bg-elevated);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
}

.tool-card h2 {
    color: #ffffff;
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-xl);
}

/* --- IP Display --- */
.ip-display {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    min-height: 48px;
    display: flex;
    align-items: center;
}

/* --- Geo Info --- */
.geo-info {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.geo-row {
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--color-border);
}

.geo-row:last-child {
    border-bottom: none;
}

.geo-label {
    color: var(--color-text-muted);
    font-weight: 500;
    margin-right: var(--spacing-sm);
}

/* --- Chat Toggle Button --- */
.chat-toggle {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--color-accent);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px var(--color-accent-glow);
    transition: all var(--transition-normal);
    z-index: 200;
}

.chat-toggle:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px var(--color-accent-glow);
}

/* --- Chat Panel --- */
.chat-panel {
    position: fixed;
    bottom: calc(var(--spacing-xl) + 70px);
    right: var(--spacing-xl);
    width: 360px;
    max-height: 480px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    z-index: 200;
    animation: fadeIn 0.2s ease;
}

.chat-panel.hidden {
    display: none;
}

.chat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    color: #ffffff;
    font-weight: 600;
}

.chat-close {
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color var(--transition-fast);
}

.chat-close:hover {
    color: #ffffff;
}

/* --- Chat Messages --- */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-height: 340px;
}

.chat-msg {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
    line-height: 1.5;
    max-width: 85%;
    word-wrap: break-word;
}

.chat-msg.bot {
    background: var(--color-bg-surface);
    color: var(--color-text-primary);
    align-self: flex-start;
    border-bottom-left-radius: var(--radius-sm);
}

.chat-msg.user {
    background: var(--color-accent);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: var(--radius-sm);
}

.chat-msg a {
    color: var(--color-accent);
    text-decoration: underline;
}

.chat-msg.bot a {
    color: var(--color-accent);
}

.chat-msg.user a {
    color: #ffffff;
}

/* --- Chat Input --- */
.chat-input-row {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.chat-input-row input {
    flex: 1;
    padding: 0.6rem 0.75rem;
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border-hover);
    border-radius: var(--radius-md);
    color: #ffffff;
    font-size: 0.9rem;
}

.chat-input-row input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px var(--color-accent-glow);
}

.chat-input-row button {
    background: var(--color-accent);
    border: none;
    color: white;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.chat-input-row button:hover {
    background: var(--color-accent-hover);
}

/* --- Portal Container (login page) --- */
.portal-container {
    max-width: 380px;
    margin: 10rem auto;
    background: var(--color-bg-elevated);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .tools-section {
        grid-template-columns: 1fr;
    }

    .chat-panel {
        width: calc(100% - 2 * var(--spacing-md));
        right: var(--spacing-md);
        bottom: calc(var(--spacing-md) + 70px);
    }

    .chat-toggle {
        bottom: var(--spacing-md);
        right: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .tools-section {
        grid-template-columns: 1fr;
    }

    .tool-card {
        padding: var(--spacing-md);
    }

    .ip-display {
        font-size: 1.4rem;
    }

    .portal-container {
        margin: 4rem auto;
        padding: var(--spacing-lg);
    }
}