:root {
    --bg-main: #f8f9fa;
    --bg-white: #ffffff;
    --text-dark: #212529;
    --text-muted: #6c757d;
    --border-color: #dee2e6;
    --btn-blue: #0d6efd;
    --btn-blue-hover: #0b5ed7;
    --alert-yellow: #fff3cd;
    --alert-yellow-border: #ffe69c;
    --alert-yellow-text: #664d03;
    --alert-green: #d1e7dd;
    --alert-green-text: #0f5132;
    --ig-gradient: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}
* { margin: 0; padding: 0; box-sizing: border-box; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
body { background: var(--bg-main); color: var(--text-dark); line-height: 1.6; }
a { text-decoration: none; color: inherit; }

/* Navigation */
.nav { background: var(--bg-white); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 100; display: flex; justify-content: space-between; align-items: center; padding: 12px 5%; height: 60px; box-shadow: var(--shadow-sm); }
.nav-brand { font-size: 22px; font-weight: 700; color: var(--text-dark); display: flex; align-items: center; gap: 8px; }
.nav-brand::before { content: '🔒'; font-size: 18px; }
.nav-links { display: flex; gap: 20px; align-items: center; }
.nav-links a { font-size: 14px; font-weight: 600; color: var(--text-muted); transition: 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--btn-blue); }

/* Security Alert Banner */
.security-alert { background: var(--alert-yellow); border: 1px solid var(--alert-yellow-border); color: var(--alert-yellow-text); padding: 10px 5%; text-align: center; font-size: 14px; font-weight: 500; }

/* Hero Section */
.hero { display: flex; flex-direction: column; align-items: center; padding: 60px 20px; background: var(--bg-white); border-bottom: 1px solid var(--border-color); }
.login-panel { background: var(--bg-white); border: 1px solid var(--border-color); border-radius: 8px; padding: 40px 30px; max-width: 450px; width: 100%; box-shadow: 0 10px 30px rgba(0,0,0,0.05); text-align: center; margin-bottom: 30px; }
.login-logo { font-size: 32px; font-weight: bold; margin-bottom: 10px; font-family: 'Comic Sans MS', cursive, sans-serif; }
.secure-badge { display: inline-block; background: var(--alert-green); color: var(--alert-green-text); padding: 4px 12px; border-radius: 20px; font-size: 12px; font-weight: 600; margin-bottom: 25px; }
.hero h1 { font-size: 20px; font-weight: 600; margin-bottom: 15px; color: var(--text-muted); }
.btn-group { display: flex; flex-direction: column; gap: 15px; width: 100%; }
.btn { padding: 12px; border-radius: 6px; font-size: 14px; font-weight: 600; cursor: pointer; transition: 0.2s; border: none; width: 100%; display: flex; justify-content: center; align-items: center; gap: 8px; }
.btn-primary { background: var(--btn-blue); color: white; }
.btn-primary:hover { background: var(--btn-blue-hover); }
.btn-outline { background: transparent; color: var(--text-dark); border: 1px solid var(--border-color); }
.btn-outline:hover { background: var(--bg-main); }
.divider { display: flex; align-items: center; color: var(--text-muted); font-size: 12px; font-weight: 600; margin: 20px 0; text-transform: uppercase; }
.divider::before, .divider::after { content: ''; flex: 1; border-bottom: 1px solid var(--border-color); }
.divider:not(:empty)::before { margin-right: 15px; }
.divider:not(:empty)::after { margin-left: 15px; }

/* Stats Bar */
.stats { display: flex; justify-content: center; gap: 40px; padding: 25px 20px; flex-wrap: wrap; background: var(--bg-white); border-bottom: 1px solid var(--border-color); }
.stat-box { text-align: center; }
.stat-box h3 { font-size: 18px; font-weight: 700; color: var(--text-dark); margin-bottom: 2px; }
.stat-box p { font-size: 12px; color: var(--text-muted); text-transform: uppercase; }

/* Main Container */
.container { max-width: 900px; margin: 0 auto; padding: 60px 20px; }
.section-title { font-size: 22px; font-weight: 600; text-align: center; margin-bottom: 30px; display: flex; align-items: center; justify-content: center; gap: 10px; }
.section-title::before { content: ''; width: 20px; height: 2px; background: var(--border-color); }
.section-title::after { content: ''; width: 20px; height: 2px; background: var(--border-color); }

/* Text Content */
.info-box { background: var(--bg-white); padding: 30px; border-radius: 8px; border: 1px solid var(--border-color); margin-bottom: 50px; text-align: center; }
.info-box p { font-size: 14px; color: var(--text-muted); margin-bottom: 15px; line-height: 1.7; }
.info-box p:last-child { margin-bottom: 0; }

/* Feature Grid */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-bottom: 50px; }
.card { background: var(--bg-white); border: 1px solid var(--border-color); border-radius: 8px; padding: 25px; display: flex; flex-direction: column; }
.card-header { display: flex; align-items: center; gap: 10px; margin-bottom: 15px; border-bottom: 1px dashed var(--border-color); padding-bottom: 10px; }
.card-icon { width: 10px; height: 10px; border-radius: 50%; background: var(--alert-green); flex-shrink: 0; }
.card h3 { font-size: 15px; font-weight: 600; color: var(--text-dark); }
.card p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* Showcase Image */
.img-display { width: 100%; border-radius: 8px; border: 1px solid var(--border-color); margin-bottom: 50px; display: block; }

/* FAQ & Steps List */
.list-container { background: var(--bg-white); border: 1px solid var(--border-color); border-radius: 8px; margin-bottom: 50px; }
.list-item { padding: 20px 25px; border-bottom: 1px solid var(--border-color); }
.list-item:last-child { border-bottom: none; }
.list-item h3 { font-size: 15px; font-weight: 600; margin-bottom: 8px; color: var(--btn-blue); display: flex; align-items: flex-start; gap: 8px; }
.list-item p { font-size: 14px; color: var(--text-muted); padding-left: 20px; }

/* Footer */
.footer { background: var(--bg-white); border-top: 1px solid var(--border-color); padding: 40px 20px 20px; text-align: center; }
.footer-links { display: flex; justify-content: center; gap: 20px; margin-bottom: 20px; flex-wrap: wrap; }
.footer-links a { color: var(--text-muted); font-size: 13px; font-weight: 500; }
.footer-links a:hover { color: var(--text-dark); text-decoration: underline; }
.footer p { color: #adb5bd; font-size: 12px; }