/*
Theme Name: TechAI Tool - Complete Production Version
Theme URI: https://techaitool.com
Description: All tools working, all security verified, all features tested
Version: 4.0.0
Author: TechAI Team
License: GPL v2 or later
*/
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --primary: #00d4ff;
    --secondary: #0099ff;
    --dark-bg: #0f1419;
    --card-bg: rgba(255, 255, 255, 0.05);
    --text: #e0e0e0;
    --text-dim: #888;
    --success: #4caf50;
    --warning: #ff9f40;
    --danger: #ff6b6b;
}
html { scroll-behavior: smooth; }
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--dark-bg) 0%, #1a2332 100%);
    color: var(--text);
    line-height: 1.6;
}
.container { max-width: 1400px; margin: 0 auto; padding: 0 20px; }
nav { background: rgba(15, 20, 25, 0.95); border-bottom: 1px solid rgba(255, 255, 255, 0.1); padding: 15px 0; position: sticky; top: 0; z-index: 500; }
.nav-content { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 24px; font-weight: bold; background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; cursor: pointer; }
.nav-links { display: flex; gap: 30px; align-items: center; list-style: none; }
.nav-links a { color: var(--text-dim); text-decoration: none; cursor: pointer; font-weight: 500; font-size: 14px; transition: color 0.3s; }
.nav-links a:hover { color: var(--primary); }
.btn-login { background: linear-gradient(135deg, var(--primary), var(--secondary)); color: white; padding: 10px 20px; border: none; border-radius: 6px; cursor: pointer; font-weight: 600; transition: all 0.3s; }
.btn-login:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0, 212, 255, 0.3); }
.section { display: none; padding: 60px 0; }
.section.active { display: block; }
.hero { padding: 150px 0 100px; text-align: center; }
.hero h1 { font-size: 48px; margin-bottom: 30px; background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; font-weight: 900; }
.hero p { font-size: 20px; color: var(--text-dim); margin-bottom: 40px; max-width: 800px; margin-left: auto; margin-right: auto; }
.hero-buttons { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; margin-bottom: 60px; }
.btn-primary { padding: 14px 35px; background: linear-gradient(135deg, var(--primary), var(--secondary)); color: white; border: none; border-radius: 6px; font-weight: 600; cursor: pointer; transition: all 0.3s; }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 15px 40px rgba(0, 212, 255, 0.4); }
.section-title { text-align: center; font-size: 40px; margin-bottom: 60px; color: var(--text); font-weight: 800; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.card { background: var(--card-bg); padding: 30px; border-radius: 12px; border: 1px solid rgba(0, 212, 255, 0.1); transition: all 0.3s; }
.card:hover { border-color: var(--primary); transform: translateY(-5px); box-shadow: 0 15px 40px rgba(0, 212, 255, 0.1); }
.card h3 { color: var(--primary); margin-bottom: 15px; font-size: 20px; }
.card p { color: var(--text-dim); font-size: 15px; line-height: 1.8; }
.tool-btn { padding: 10px 20px; background: rgba(0, 212, 255, 0.1); color: var(--primary); border: 2px solid var(--primary); border-radius: 6px; cursor: pointer; font-weight: 600; transition: all 0.3s; }
.tool-btn:hover { background: var(--primary); color: var(--dark-bg); }
.modal { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.95); z-index: 2000; overflow-y: auto; padding: 20px; }
.modal.active { display: block; }
.modal-content { background: var(--dark-bg); border: 1px solid rgba(0, 212, 255, 0.2); border-radius: 12px; padding: 40px; max-width: 700px; margin: 30px auto; }
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; padding-bottom: 20px; border-bottom: 2px solid rgba(0, 212, 255, 0.1); }
.modal-header h2 { color: var(--primary); font-size: 24px; }
.close-modal { background: var(--danger); color: white; border: none; padding: 8px 16px; border-radius: 6px; cursor: pointer; font-weight: 600; }
.close-modal:hover { background: #ff5252; }
.form-group { margin-bottom: 20px; }
label { display: block; margin-bottom: 8px; color: var(--text); font-weight: 600; font-size: 14px; }
input, select, textarea { width: 100%; padding: 10px; background: var(--card-bg); border: 1px solid rgba(0, 212, 255, 0.2); border-radius: 6px; color: var(--text); font-family: inherit; font-size: 14px; transition: border 0.3s; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 10px rgba(0, 212, 255, 0.2); }
textarea { resize: vertical; min-height: 100px; }
.error { color: var(--danger); font-size: 12px; margin-top: 5px; display: none; }
.error.show { display: block; }
.success { background: rgba(76, 175, 80, 0.2); color: var(--success); padding: 12px; border-radius: 6px; margin-bottom: 15px; display: none; font-size: 14px; }
.success.show { display: block; }
.table-wrap { background: var(--card-bg); border-radius: 12px; border: 1px solid rgba(0, 212, 255, 0.1); overflow-x: auto; margin-bottom: 30px; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 15px; text-align: left; border-bottom: 1px solid rgba(0, 212, 255, 0.1); font-size: 14px; }
th { background: rgba(0, 212, 255, 0.05); color: var(--primary); font-weight: 600; }
.badge { display: inline-block; padding: 4px 12px; border-radius: 12px; font-size: 12px; font-weight: 600; }
.badge-active { background: rgba(76, 175, 80, 0.2); color: var(--success); }
.badge-hot { background: rgba(255, 107, 107, 0.2); color: #ff6b6b; }
.badge-warm { background: rgba(255, 159, 64, 0.2); color: var(--warning); }
.badge-cold { background: rgba(100, 100, 100, 0.2); color: #888; }
.dashboard { display: none; padding: 40px 0; }
.dashboard.active { display: block; }
.dash-header { display: flex; justify-content: space-between; align-items: center; background: var(--card-bg); padding: 30px; border-radius: 12px; margin-bottom: 40px; }
.dash-title { font-size: 28px; font-weight: 700; }
.logout-btn { background: var(--danger); color: white; border: none; padding: 10px 20px; border-radius: 6px; cursor: pointer; font-weight: 600; }
.logout-btn:hover { background: #ff5252; }
.dash-tabs { display: flex; gap: 10px; margin-bottom: 30px; border-bottom: 2px solid rgba(0, 212, 255, 0.1); }
.dash-tab { padding: 12px 20px; background: transparent; border: none; color: var(--text-dim); cursor: pointer; font-weight: 600; border-bottom: 3px solid transparent; transition: all 0.3s; }
.dash-tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-content { display: none; }
.tab-content.active { display: block; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 15px; margin-bottom: 30px; }
.stat-item { background: var(--card-bg); padding: 20px; border-radius: 12px; border: 1px solid rgba(0, 212, 255, 0.1); }
.stat-label { color: var(--text-dim); font-size: 12px; margin-bottom: 8px; }
.stat-value { font-size: 28px; font-weight: 800; color: var(--primary); }
footer { background: rgba(15, 20, 25, 0.8); border-top: 1px solid rgba(255, 255, 255, 0.1); padding: 40px 0 20px; text-align: center; color: var(--text-dim); margin-top: 80px; }
footer a { color: var(--primary); text-decoration: none; margin: 0 15px; }
@media (max-width: 768px) {
    .hero h1 { font-size: 32px; }
    .hero p { font-size: 16px; }
    .nav-links { gap: 15px; font-size: 12px; }
    .modal-content { padding: 20px; }
    .dash-header { flex-direction: column; gap: 15px; }
}