:root {
  --bg: #0b0c10;
  --card: #111217;
  --text: #e5e7eb;
  --muted: #9aa0a6;
  --primary: #5b8cff;
  --accent: #7ef1c2;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji"; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1000px; margin: 0 auto; padding: 20px; }
.site-header { position: sticky; top: 0; background: rgba(11,12,16,0.85); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); border-bottom: 1px solid #1f2937; z-index: 100; }
.header-top { margin-bottom: 12px; }
.site-header .brand { font-weight: 700; letter-spacing: 0.5px; font-size: 20px; margin: 0; display: flex; align-items: center; gap: 12px; }
.site-header .brand a { color: var(--text); text-decoration: none; transition: color 0.2s; display: flex; align-items: center; gap: 12px; }
.site-header .brand a:hover { color: var(--primary); text-decoration: none; }
.logo-img { height: 40px; width: auto; display: block; transition: transform 0.2s; }
.site-header .brand a:hover .logo-img { transform: scale(1.05); }
.logo-text { display: inline-block; }
@media (max-width: 640px) {
  .logo-text { display: none; }
  .logo-img { height: 32px; }
}
.main-nav { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.nav-link { color: var(--text); text-decoration: none; padding: 6px 12px; border-radius: 6px; transition: all 0.2s; font-size: 15px; }
.nav-link:hover { background: rgba(91, 140, 255, 0.1); color: var(--primary); text-decoration: none; }
.nav-separator { color: var(--muted); margin: 0 4px; }
.nav-dropdown { position: relative; }
.nav-dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu { display: none; position: absolute; top: 100%; left: 0; background: var(--card); border: 1px solid #1f2937; border-radius: 8px; padding: 8px 0; margin-top: 4px; min-width: 150px; box-shadow: 0 4px 12px rgba(0,0,0,0.3); z-index: 10; }
.dropdown-menu a { display: block; padding: 10px 16px; color: var(--text); text-decoration: none; transition: all 0.2s; }
.dropdown-menu a:hover { background: rgba(91, 140, 255, 0.1); color: var(--primary); text-decoration: none; }

.hero { padding: 5px 0 5px; text-align: left; }
.hero h1 { font-size: 40px; line-height: 1.2; margin: 0 0 12px; }
.hero p { font-size: 18px; color: var(--muted); margin: 0 0 24px; }

.cta-group { display: flex; gap: 12px; }
.button { display: inline-block; padding: 10px 16px; border-radius: 10px; border: 1px solid #324055; }
.button.primary { background: var(--primary); color: #0b0c10; border: 1px solid var(--primary); font-weight: 600; }

.features { padding: 5px 0 5px; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.card { background: var(--card); border: 1px solid #1f2937; border-radius: 12px; padding: 16px; }
.card h3 { margin: 0 0 8px; }
.card p { margin: 0; color: var(--muted); }

.product { padding: 5px 0 5px; }
.contact { padding: 10px 0 60px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin-bottom: 12px; }
label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; }
input, textarea { background: #0f1116; border: 1px solid #243042; color: var(--text); border-radius: 8px; padding: 10px 12px; }
.w-100 { width: 100%; display: block; margin-bottom: 12px; }

.page { padding: 40px 0 60px; }
.page h1 { margin-top: 0; }
.muted { color: var(--muted); }

.site-footer { border-top: 1px solid #1f2937; margin-top: 20px; }
.site-footer .footer-links { display: flex; gap: 8px; align-items: center; color: var(--muted); }

@media (max-width: 640px) {
  .hero h1 { font-size: 30px; }
}

/* Modal */
.modal { position: fixed; inset: 0; display: none; z-index: 1000; }
.modal.open { display: flex; align-items: center; justify-content: center; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.75); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.modal-dialog { position: relative; max-width: 520px; width: 90%; margin: auto; background: var(--card); border: 1px solid #1f2937; border-radius: 16px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.5); animation: modalSlideIn 0.3s ease-out; }
@keyframes modalSlideIn {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}
.modal-header { display: flex; justify-content: space-between; align-items: center; padding: 20px 24px; border-bottom: 1px solid #1f2937; background: linear-gradient(135deg, rgba(91, 140, 255, 0.1) 0%, rgba(126, 241, 194, 0.05) 100%); }
.modal-header h3 { margin: 0; font-size: 20px; font-weight: 600; }
.modal-close { background: transparent; border: 0; color: var(--text); font-size: 24px; cursor: pointer; width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; border-radius: 6px; transition: all 0.2s; line-height: 1; }
.modal-close:hover { background: rgba(255,255,255,0.1); color: var(--primary); }
.modal-body { padding: 24px; }
.modal-description { color: var(--muted); font-size: 14px; margin: 0 0 20px; line-height: 1.6; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 16px; }
.label-text { display: block; margin-bottom: 6px; font-size: 14px; font-weight: 500; color: var(--text); }
input, textarea { width: 100%; background: #0f1116; border: 1px solid #243042; color: var(--text); border-radius: 10px; padding: 12px 14px; font-size: 14px; font-family: inherit; transition: all 0.2s; }
input:focus, textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(91, 140, 255, 0.1); }
textarea { resize: vertical; min-height: 120px; }
.form-actions { display: flex; align-items: center; gap: 12px; margin-top: 20px; }
.button.primary { background: var(--primary); color: #0b0c10; border: 1px solid var(--primary); font-weight: 600; padding: 12px 24px; transition: all 0.2s; cursor: pointer; }
.button.primary:hover { background: #4a7aef; border-color: #4a7aef; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(91, 140, 255, 0.3); }
.button.primary:active { transform: translateY(0); }
.form-status { font-size: 13px; color: var(--muted); min-height: 20px; display: flex; align-items: center; }
.form-status:not(:empty) { margin-left: 8px; }