/* ═══════════════════════════════════════════
   Dren Group IT — Surgical Light v2
   Sharp. Clean. Nothing like the dark sites.
   ═══════════════════════════════════════════ */

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --white:       #FFFFFF;
  --bg:          #FAFAFA;
  --surface:     #F5F5F5;
  --surface-2:   #EFEFEF;
  --border:      #E5E5E5;
  --border-dark: #D4D4D4;
  --text:        #171717;
  --text-2:      #404040;
  --text-muted:  #737373;
  --text-dim:    #A3A3A3;
  --accent:      #18181B;
  --green:       #22C55E;
  --green-bg:    #F0FDF4;
  --green-dim:   #16A34A;
  --red:         #EF4444;
  --red-bg:      #FEF2F2;
  --yellow:      #F59E0B;
  --radius:      6px;
  --radius-lg:   10px;
  --shadow-sm:   0 1px 2px rgba(0,0,0,.04);
  --shadow:      0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-lg:   0 4px 16px rgba(0,0,0,.08);
  --shadow-xl:   0 12px 40px rgba(0,0,0,.1);
  --transition:  .15s ease;
  --font:        'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono:        'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
::selection { background: var(--accent); color: var(--white); }

/* ── Scanline Overlay — very subtle on light ── */
.scanline {
  position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(0,0,0,.008) 3px,
    rgba(0,0,0,.008) 4px
  );
  opacity: .5;
}

/* ── Container ── */
.container { max-width: 1120px; margin: 0 auto; padding: 0 1.5rem; }
.container-sm { max-width: 680px; margin: 0 auto; padding: 0 1.5rem; }

/* ── Nav ── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
.nav.scrolled { box-shadow: var(--shadow); }
.nav-inner {
  max-width: 1120px; margin: 0 auto; padding: 0 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
  height: 56px; gap: 1rem;
}
.nav-brand {
  font-family: var(--mono); font-size: .85rem; font-weight: 600;
  text-decoration: none !important; white-space: nowrap;
}
.brand-prompt { color: var(--text-dim); }
.brand-name { color: var(--text); font-weight: 700; }
.brand-sep { color: var(--text-dim); }
.brand-ext { color: var(--text-muted); }
.brand-slash { color: var(--text-dim); }
.brand-cmd { color: var(--accent); font-weight: 700; }
.cursor-blink {
  color: var(--accent);
  animation: blink 1s step-end infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Language Toggle */
.lang-toggle {
  display: flex; align-items: center; gap: 2px;
  font-family: var(--mono); font-size: .7rem;
}
.lang-btn {
  background: none; border: 1px solid var(--border);
  color: var(--text-dim); padding: .2rem .5rem;
  font-family: var(--mono); font-size: .7rem;
  cursor: pointer; border-radius: var(--radius);
  transition: all var(--transition);
}
.lang-btn:hover { color: var(--text); border-color: var(--border-dark); }
.lang-btn.active {
  background: var(--accent); color: var(--white);
  border-color: var(--accent); font-weight: 600;
}
.lang-sep { color: var(--text-dim); font-family: var(--mono); font-size: .7rem; }

/* Nav Links */
.nav-links { display: flex; align-items: center; gap: 1.5rem; }
.nav-links a {
  font-family: var(--mono); font-size: .75rem; font-weight: 500;
  color: var(--text-muted); text-decoration: none;
  transition: color var(--transition);
  letter-spacing: .01em;
}
.nav-links a:hover { color: var(--text); text-decoration: none; }

.nav-btn {
  display: inline-flex; align-items: center; gap: .4rem;
  background: var(--accent) !important; border: 1px solid var(--accent) !important;
  color: var(--white) !important; padding: .35rem .8rem;
  border-radius: var(--radius); font-size: .72rem !important;
  transition: all var(--transition);
}
.nav-btn:hover {
  background: var(--text-2) !important;
  box-shadow: var(--shadow);
}
.nav-btn-dot {
  width: 6px; height: 6px; background: var(--green);
  border-radius: 50%; display: inline-block;
  box-shadow: 0 0 4px var(--green);
}

.nav-toggle {
  display: none; flex-direction: column; gap: 4px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-toggle span {
  width: 20px; height: 1.5px; background: var(--text-muted);
  border-radius: 1px; transition: var(--transition);
}

/* ── Hero ── */
.hero {
  position: relative; padding: 10rem 1.5rem 5rem;
  text-align: center; overflow: hidden;
  background: var(--white);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: .35;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}
.hero-inner { position: relative; max-width: 780px; margin: 0 auto; }

.hero-tag {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--mono); font-size: .72rem;
  color: var(--green-dim); background: var(--green-bg);
  border: 1px solid #BBF7D0;
  padding: .3rem .85rem; border-radius: 99px;
  margin-bottom: 1.75rem;
  letter-spacing: .02em;
}
.tag-dot {
  width: 6px; height: 6px; background: var(--green);
  border-radius: 50%; box-shadow: 0 0 6px var(--green);
  animation: pulse-dot 2s ease infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: .4; }
}

.hero h1 {
  font-family: var(--font);
  font-size: clamp(2.2rem, 5.5vw, 3.5rem);
  font-weight: 700; line-height: 1.1;
  letter-spacing: -.04em; color: var(--text);
  margin-bottom: 1.25rem;
}
.hero-line { display: block; }
.hero-accent {
  display: block;
  background: linear-gradient(135deg, var(--text) 0%, var(--text-muted) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.05rem; color: var(--text-muted);
  max-width: 520px; margin: 0 auto 2.5rem;
  line-height: 1.7;
}
.hero-actions { display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .65rem 1.25rem; border-radius: var(--radius);
  font-family: var(--mono); font-size: .8rem; font-weight: 600;
  cursor: pointer; border: none; text-decoration: none !important;
  transition: all var(--transition); letter-spacing: .01em;
}
.btn-primary {
  background: var(--accent); color: var(--white);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: #2d2d30; transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}
.btn-ghost {
  background: var(--white); color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--border-dark); background: var(--surface); box-shadow: var(--shadow-sm); }
.btn-outline {
  background: var(--white); color: var(--accent);
  border: 1px solid var(--border-dark);
}
.btn-outline:hover {
  background: var(--accent); color: var(--white);
  border-color: var(--accent); box-shadow: var(--shadow);
}
.btn-full { width: 100%; }
.arrow { font-size: .9rem; line-height: 1; color: var(--text-dim); }

/* ── Terminal Widget ── */
.hero-terminal {
  max-width: 520px; margin: 3.5rem auto 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  text-align: left; background: #1E1E1E;
  box-shadow: var(--shadow-xl);
}
.term-bar {
  display: flex; align-items: center; gap: 6px;
  padding: .6rem .85rem;
  background: #2D2D2D; border-bottom: 1px solid #3D3D3D;
}
.term-dot { width: 10px; height: 10px; border-radius: 50%; }
.term-dot.red { background: #FF5F56; }
.term-dot.yellow { background: #FFBD2E; }
.term-dot.green { background: #27C93F; }
.term-title {
  font-family: var(--mono); font-size: .65rem;
  color: #808080; margin-left: auto;
}
.term-body {
  padding: .85rem 1rem;
  font-family: var(--mono); font-size: .72rem; line-height: 1.9;
}
.term-line { color: #B0B0B0; }
.term-line.output { color: #E0E0E0; padding-left: 1rem; }
.term-line.typing { color: #666; }
.term-prompt { color: #22C55E; margin-right: .5rem; font-weight: 600; }
.term-ok { color: #22C55E; font-weight: 600; }

/* ── Sections ── */
.section { padding: 5.5rem 0; }
.section-dark { background: var(--bg); }
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-tag {
  display: inline-block; font-family: var(--mono); font-size: .72rem;
  color: var(--text-dim); margin-bottom: .75rem;
  letter-spacing: .04em;
}
.section-header h2 {
  font-family: var(--font); font-size: 1.75rem; font-weight: 700;
  color: var(--text); letter-spacing: -.03em;
  margin-bottom: .5rem;
}
.section-sub {
  color: var(--text-muted); max-width: 460px;
  margin: 0 auto; font-size: .95rem;
}

/* ── Services Grid ── */
.grid-services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--border);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden;
}
.svc-card {
  background: var(--white);
  padding: 1.75rem; position: relative;
  transition: all var(--transition);
}
.svc-card:hover { background: var(--bg); }
.svc-icon {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text); margin-bottom: 1rem;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius);
}
.svc-card h3 {
  font-family: var(--font); font-size: .95rem; font-weight: 600;
  color: var(--text); margin-bottom: .4rem;
}
.svc-card p {
  color: var(--text-muted); font-size: .85rem; line-height: 1.6;
  margin-bottom: .85rem;
}
.svc-tags { display: flex; gap: .35rem; flex-wrap: wrap; }
.svc-tags span {
  font-family: var(--mono); font-size: .6rem;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: .1rem .4rem; border-radius: 3px;
  letter-spacing: .02em;
}

/* ── Process Steps ── */
.process-steps {
  max-width: 560px; margin: 0 auto;
  display: flex; flex-direction: column;
}
.proc-step {
  display: flex; gap: 1.5rem; align-items: flex-start;
  position: relative; padding-bottom: 2.5rem;
}
.proc-step:last-child { padding-bottom: 0; }
.proc-num {
  font-family: var(--mono); font-size: 1.1rem; font-weight: 700;
  color: var(--text); min-width: 44px;
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  flex-shrink: 0;
}
.proc-content { padding-top: .35rem; }
.proc-content h3 {
  font-family: var(--mono); font-size: .9rem; font-weight: 600;
  color: var(--text); margin-bottom: .35rem;
}
.proc-content p { color: var(--text-muted); font-size: .85rem; line-height: 1.6; }
.proc-line {
  position: absolute; left: 21px; top: 48px;
  width: 2px; height: calc(100% - 48px);
  background: linear-gradient(180deg, var(--border-dark) 0%, var(--border) 100%);
}

/* ── Pricing Grid ── */
.grid-pricing {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem; align-items: start;
}
.price-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 2rem;
  text-align: center; position: relative;
  transition: all var(--transition);
}
.price-card:hover { box-shadow: var(--shadow-lg); border-color: var(--border-dark); }
.price-card.featured {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), var(--shadow-lg);
}
.price-badge {
  position: absolute; top: -10px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: var(--white);
  font-family: var(--mono); font-size: .6rem; font-weight: 700;
  padding: .2rem .75rem; border-radius: 99px;
  letter-spacing: .08em;
}
.price-tier {
  font-family: var(--mono); font-size: .68rem; font-weight: 600;
  color: var(--text-dim); text-transform: uppercase;
  letter-spacing: .1em; margin-bottom: .75rem;
}
.price-amount {
  font-family: var(--font); font-size: 2.5rem; font-weight: 700;
  color: var(--text); margin-bottom: 1.5rem;
  letter-spacing: -.03em;
}
.price-amount span {
  font-size: .8rem; font-weight: 400; color: var(--text-dim);
}
.price-card ul {
  list-style: none; text-align: left; margin-bottom: 1.5rem;
}
.price-card li {
  padding: .5rem 0; border-bottom: 1px solid var(--surface-2);
  font-size: .85rem; color: var(--text-muted);
  padding-left: 1.5rem; position: relative;
}
.price-card li::before {
  content: '›'; position: absolute; left: 0;
  color: var(--accent); font-family: var(--mono); font-weight: 700;
  font-size: 1rem;
}
.price-card .btn { margin-top: .5rem; }

/* ── Ticket Form ── */
.ticket-form {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 2rem;
  box-shadow: var(--shadow);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block; font-family: var(--mono); font-size: .68rem;
  font-weight: 500; margin-bottom: .4rem; color: var(--text-muted);
  letter-spacing: .04em; text-transform: uppercase;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: .6rem .75rem;
  background: var(--white);
  border: 1px solid var(--border); border-radius: var(--radius);
  font-size: .875rem; font-family: var(--font);
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-dim); }
.form-group select { color: var(--text-muted); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(24,24,27,.06);
}
.form-group textarea { resize: vertical; min-height: 100px; }

.form-msg {
  margin-top: 1rem; padding: .75rem 1rem;
  border-radius: var(--radius); font-size: .8rem;
  font-family: var(--mono); text-align: center;
}
.form-msg.success {
  background: var(--green-bg); color: var(--green-dim);
  border: 1px solid #BBF7D0;
}
.form-msg.error {
  background: var(--red-bg); color: var(--red);
  border: 1px solid #FECACA;
}

/* ── Contact ── */
.contact-block { text-align: center; }
.contact-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 1px; background: var(--border);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; margin-bottom: 2.5rem;
}
.contact-item {
  background: var(--white); padding: 1.5rem;
  display: flex; flex-direction: column; gap: .3rem;
}
.contact-label {
  font-family: var(--mono); font-size: .62rem;
  color: var(--text-dim); text-transform: uppercase;
  letter-spacing: .08em;
}
.contact-val { font-size: .95rem; color: var(--text); font-weight: 500; }
.back-link {
  font-family: var(--mono) !important; font-size: .8rem !important;
  color: var(--text-dim) !important; border-color: var(--border) !important;
}
.back-link:hover { color: var(--text) !important; border-color: var(--border-dark) !important; }
.back-text { margin-left: .25rem; }

/* ── Footer ── */
.footer {
  padding: 1.5rem 0; text-align: center;
  border-top: 1px solid var(--border);
  font-size: .68rem; color: var(--text-dim);
  font-family: var(--mono);
}
.footer-inner { display: flex; align-items: center; justify-content: center; gap: .5rem; }
.footer-sep { color: var(--border-dark); }

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    display: none; flex-direction: column; gap: 1rem;
    position: absolute; top: 56px; left: 0; right: 0;
    background: rgba(255,255,255,.97); padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(16px);
  }
  .nav-links.open { display: flex; }
  .hero { padding: 7.5rem 1.5rem 3.5rem; }
  .hero h1 { font-size: 1.8rem; }
  .hero-terminal { margin-top: 2rem; }
  .form-row { grid-template-columns: 1fr; }
  .grid-services { grid-template-columns: 1fr; }
  .grid-pricing { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .nav-inner { padding: 0 1rem; }
}