/* ============================================================
   COMPONENTS — navbar, rail, preloader, terminal, kartalar,
   modal, toast, forma
   ============================================================ */

/* ---------------- PRELOADER ---------------- */
.preloader {
  position: fixed; inset: 0; z-index: 10000;
  background: var(--bg-0);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.45s ease, visibility 0.45s;
}
.preloader.done { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader-box { font-family: var(--font-mono); font-size: clamp(0.8rem, 2.6vw, 1rem); min-width: min(420px, 86vw); }
.preloader-box .pl-line { color: var(--text-2); opacity: 0; margin: 0.3em 0; }
.preloader-box .pl-line.show { opacity: 1; }
.preloader-box .pl-line .ok { color: var(--net-green); }
.preloader-box .pl-line .dir { color: var(--net-blue-light); }
.preloader-box .pl-est { color: var(--net-green); font-weight: 700; letter-spacing: 0.08em; }
.preloader-bar {
  height: 3px; background: var(--bg-2); border-radius: 2px; margin-top: 1.2em; overflow: hidden;
}
.preloader-bar i {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--net-blue), var(--net-green));
  transition: width 0.3s ease;
}
.preloader-skip {
  margin-top: 1.4em; background: none; border: none;
  color: var(--text-3); font-family: var(--font-mono); font-size: 0.75rem;
}
.preloader-skip:hover { color: var(--text-2); }

/* ---------------- NAVBAR ---------------- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  height: var(--nav-h);
  transition: background var(--t-med), border-color var(--t-med), backdrop-filter var(--t-med);
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: var(--glass);
  -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
  border-bottom-color: var(--stroke);
}
.nav-inner {
  max-width: 1320px; height: 100%; margin: 0 auto;
  padding: 0 clamp(1rem, 3vw, 2rem);
  display: flex; align-items: center; gap: 1.4rem;
}
.nav-logo { display: flex; align-items: center; gap: 0.7rem; margin-right: auto; }
.nav-logo img { height: 46px; width: auto; filter: drop-shadow(0 0 18px rgba(4, 159, 217, 0.35)); transition: transform var(--t-fast); }
.nav-logo:hover img { transform: scale(1.05); }

.nav-links { display: flex; align-items: center; gap: 0.2rem; position: relative; }
.nav-links a {
  position: relative;
  font-size: 0.92rem; font-weight: 500; color: var(--text-2);
  padding: 0.5em 0.75em; border-radius: 8px;
  transition: color var(--t-fast);
  white-space: nowrap;
}
.nav-links a:hover { color: var(--text-1); }
.nav-links a.active { color: var(--net-blue-light); }
.nav-links a.active::after {
  content: ''; position: absolute; left: 50%; bottom: -2px;
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--net-green); box-shadow: 0 0 8px var(--net-green);
  transform: translateX(-50%);
  animation: pulse-dot 2s ease-in-out infinite;
}

.nav-actions { display: flex; align-items: center; gap: 0.7rem; }
.nav-term-btn {
  font-family: var(--font-mono); font-size: 0.78rem; font-weight: 700;
  color: var(--net-green); background: rgba(34, 229, 132, 0.07);
  border: 1px solid rgba(34, 229, 132, 0.3);
  padding: 0.55em 1em; border-radius: 8px;
  transition: background var(--t-fast), box-shadow var(--t-fast);
}
.nav-term-btn:hover { background: rgba(34, 229, 132, 0.15); box-shadow: var(--shadow-glow-green); }
.nav-cta {
  font-family: var(--font-display); font-weight: 600; font-size: 0.9rem;
  background: var(--grad-blue); color: #fff;
  padding: 0.6em 1.3em; border-radius: 8px;
  box-shadow: 0 8px 20px -8px rgba(4, 159, 217, 0.6);
  transition: transform var(--t-fast), box-shadow var(--t-fast);
  white-space: nowrap;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 12px 26px -8px rgba(4, 159, 217, 0.75); }

.nav-burger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; padding: 8px;
}
.nav-burger span { width: 24px; height: 2px; background: var(--text-1); border-radius: 2px; transition: transform var(--t-fast), opacity var(--t-fast); }
.nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobil menyu */
.mobile-menu {
  position: fixed; inset: 0; z-index: 890;
  background: var(--glass-strong);
  -webkit-backdrop-filter: blur(22px); backdrop-filter: blur(22px);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.4rem;
  opacity: 0; visibility: hidden; transition: opacity 0.3s ease, visibility 0.3s;
}
.mobile-menu.open { opacity: 1; visibility: visible; }
.mobile-menu a {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 600;
  color: var(--text-2); padding: 0.5em 1em;
  opacity: 0; transform: translateY(14px);
  transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-out), color var(--t-fast);
}
.mobile-menu.open a { opacity: 1; transform: none; }
.mobile-menu a:hover { color: var(--net-blue-light); }
.mobile-menu .mm-num { font-family: var(--font-mono); font-size: 0.7em; color: var(--net-blue); margin-right: 0.6em; }

/* ---------------- OSI RAIL ---------------- */
.osi-rail {
  position: fixed; left: 18px; top: 50%; transform: translateY(-50%);
  z-index: 800; display: flex; flex-direction: column-reverse; gap: 10px;
}
.osi-rail a {
  position: relative; display: flex; align-items: center;
  width: 34px; height: 30px; justify-content: center;
  font-family: var(--font-mono); font-size: 0.62rem; font-weight: 700;
  color: var(--text-3);
  border: 1px solid var(--stroke-soft); border-radius: 7px;
  background: rgba(10, 16, 24, 0.6);
  transition: all var(--t-fast);
}
.osi-rail a:hover { color: var(--text-1); border-color: var(--stroke-strong); }
.osi-rail a.active {
  color: var(--net-green); border-color: rgba(34, 229, 132, 0.5);
  box-shadow: 0 0 14px rgba(34, 229, 132, 0.25);
  background: rgba(34, 229, 132, 0.08);
}
.osi-rail a .tip {
  position: absolute; left: calc(100% + 10px); top: 50%; transform: translateY(-50%) translateX(-6px);
  white-space: nowrap; pointer-events: none;
  font-size: 0.68rem; color: var(--text-1);
  background: var(--bg-2); border: 1px solid var(--stroke);
  padding: 0.4em 0.8em; border-radius: 6px;
  opacity: 0; transition: opacity var(--t-fast), transform var(--t-fast);
}
.osi-rail a:hover .tip { opacity: 1; transform: translateY(-50%) translateX(0); }

/* ---------------- KARTA BAZASI ---------------- */
.card {
  position: relative;
  background: var(--glass);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border: 1px solid var(--stroke-soft);
  border-radius: var(--radius-m);
  transition: transform var(--t-med) var(--ease-out), border-color var(--t-med), box-shadow var(--t-med);
}
.card:hover { transform: translateY(-5px); border-color: var(--stroke-strong); box-shadow: var(--shadow-card), var(--shadow-glow-blue); }

/* ---------------- FILTER CHIPS / TABS ---------------- */
.chips { display: flex; justify-content: center; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 2.6rem; }
.chip {
  font-family: var(--font-mono); font-size: 0.82rem; font-weight: 700;
  color: var(--text-2); background: transparent;
  border: 1px solid var(--stroke-soft); border-radius: 100px;
  padding: 0.55em 1.4em;
  transition: all var(--t-fast);
}
.chip:hover { color: var(--text-1); border-color: var(--stroke-strong); }
.chip.active {
  color: #fff; background: var(--grad-blue); border-color: transparent;
  box-shadow: 0 8px 20px -8px rgba(4, 159, 217, 0.6);
}

/* ---------------- MODAL ---------------- */
.modal {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(4, 7, 12, 0.8);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center; padding: 1.2rem;
  opacity: 0; visibility: hidden; transition: opacity 0.28s ease, visibility 0.28s;
}
.modal.show { opacity: 1; visibility: visible; }
.modal-box {
  width: 100%; max-width: 680px; max-height: 88vh;
  display: flex; flex-direction: column;
  background: var(--bg-1); border: 1px solid var(--stroke);
  border-radius: var(--radius-m); box-shadow: var(--shadow-card);
  transform: translateY(20px) scale(0.98); transition: transform 0.28s var(--ease-out);
}
.modal.show .modal-box { transform: none; }
.modal-head {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.1rem 1.5rem; border-bottom: 1px solid var(--stroke-soft);
}
.modal-head h3 { font-size: 1.15rem; }
.modal-head .mono-path { font-family: var(--font-mono); font-size: 0.7rem; color: var(--text-3); display: block; }
.modal-close {
  flex-shrink: 0; width: 36px; height: 36px; border-radius: 8px;
  background: rgba(255, 92, 92, 0.08); border: 1px solid rgba(255, 92, 92, 0.25);
  color: var(--net-red); font-size: 1.1rem; line-height: 1;
  transition: background var(--t-fast);
}
.modal-close:hover { background: rgba(255, 92, 92, 0.2); }
.modal-body { padding: 1.4rem 1.5rem; overflow-y: auto; color: var(--text-2); font-size: 0.95rem; }
.modal-body p { margin: 0.45em 0; }
.modal-body strong { color: var(--text-1); display: inline-block; margin-top: 0.7em; }
.modal-body ul { margin: 0.5em 0 0.9em; padding-left: 0; }
.modal-body ul li { position: relative; padding-left: 1.5em; margin: 0.35em 0; }
.modal-body ul li::before { content: '▸'; position: absolute; left: 0.3em; color: var(--net-blue); }
.modal-foot { padding: 1rem 1.5rem 1.4rem; }
.modal-foot .btn { width: 100%; }

/* MikroTik narx jadvali */
.price-table { width: 100%; border-collapse: collapse; margin: 0.8rem 0; font-size: 0.88rem; }
.price-table th, .price-table td { text-align: left; padding: 0.5em 0.7em; border-bottom: 1px solid var(--stroke-soft); }
.price-table th { color: var(--text-3); font-weight: 600; }
.price-table th.hot, .price-table td.hot { color: var(--net-orange); font-weight: 700; }
.price-table td.old { color: var(--text-3); text-decoration: line-through; }

/* Material tanlash modal */
.material-choice { display: flex; gap: 1rem; flex-wrap: wrap; }
.material-btn {
  flex: 1; min-width: 200px; text-align: center;
  background: var(--bg-2); border: 1px solid var(--stroke-soft);
  border-radius: var(--radius-s); padding: 1.4rem 1rem;
  color: var(--text-1); transition: all var(--t-fast);
}
.material-btn:hover { border-color: var(--net-blue); background: rgba(4, 159, 217, 0.08); transform: translateY(-2px); }
.material-btn .mi { font-size: 2rem; display: block; }
.material-btn .mt { display: block; margin-top: 0.5rem; font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; }
.material-btn .md { display: block; font-size: 0.8rem; color: var(--text-2); margin-top: 0.3rem; }

/* ---------------- TOAST ---------------- */
.toast {
  position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%) translateY(20px);
  z-index: 2000; pointer-events: none;
  font-family: var(--font-mono); font-size: 0.85rem;
  background: var(--bg-2); color: var(--net-green);
  border: 1px solid rgba(34, 229, 132, 0.4); border-radius: 10px;
  padding: 0.85em 1.5em; box-shadow: var(--shadow-card);
  opacity: 0; transition: opacity 0.3s ease, transform 0.3s var(--ease-out);
  max-width: min(480px, 90vw); text-align: center;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------------- TERMINAL PANEL ---------------- */
.term-panel {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 950;
  height: min(62vh, 520px);
  background: rgba(5, 9, 15, 0.97);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  border-top: 1px solid rgba(34, 229, 132, 0.35);
  box-shadow: 0 -20px 60px rgba(0, 0, 0, 0.6);
  transform: translateY(105%);
  transition: transform 0.4s var(--ease-out);
  display: flex; flex-direction: column;
  font-family: var(--font-mono);
}
.term-panel.open { transform: none; }
.term-head {
  display: flex; align-items: center; gap: 0.8rem;
  padding: 0.65rem 1.2rem;
  border-bottom: 1px solid rgba(34, 229, 132, 0.15);
  font-size: 0.75rem; color: var(--text-3);
}
.term-head .dots { display: flex; gap: 6px; }
.term-head .dots i { width: 11px; height: 11px; border-radius: 50%; }
.term-head .dots i:nth-child(1) { background: #ff5f57; }
.term-head .dots i:nth-child(2) { background: #febc2e; }
.term-head .dots i:nth-child(3) { background: #28c840; }
.term-head .term-title { flex: 1; text-align: center; letter-spacing: 0.06em; }
.term-close { background: none; border: none; color: var(--text-3); font-size: 1rem; padding: 4px 8px; }
.term-close:hover { color: var(--net-red); }
.term-out {
  flex: 1; overflow-y: auto; padding: 1rem 1.2rem;
  font-size: 0.85rem; line-height: 1.7; color: #c8d6e5;
  white-space: pre-wrap; word-break: break-word;
}
.term-out .t-prompt { color: var(--net-green); }
.term-out .t-cmd { color: #fff; }
.term-out .t-dim { color: var(--text-3); }
.term-out .t-blue { color: var(--net-blue-light); }
.term-out .t-green { color: var(--net-green); }
.term-out .t-gold { color: var(--net-gold); }
.term-out .t-red { color: var(--net-red); }
.term-out a { color: var(--net-blue-light); text-decoration: underline; }
.term-in-row {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.7rem 1.2rem 1rem;
  border-top: 1px solid rgba(34, 229, 132, 0.1);
}
.term-in-row .t-prompt { color: var(--net-green); font-size: 0.85rem; white-space: nowrap; }
.term-input {
  flex: 1; background: none; border: none; outline: none;
  color: #fff; font-family: var(--font-mono); font-size: 0.9rem;
  caret-color: var(--net-green);
}

/* ---------------- FORMA ---------------- */
.form-group { margin-bottom: 1.15rem; }
.form-group label {
  display: block; margin-bottom: 0.45rem;
  font-family: var(--font-mono); font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-2);
}
.form-group label .req { color: var(--net-green); }
.form-control {
  width: 100%; padding: 0.85em 1em;
  background: rgba(5, 9, 15, 0.6);
  border: 1px solid var(--stroke-soft); border-radius: var(--radius-s);
  color: var(--text-1); font-size: 0.95rem;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.form-control::placeholder { color: var(--text-3); }
.form-control:focus { outline: none; border-color: var(--net-blue); box-shadow: 0 0 0 3px rgba(4, 159, 217, 0.15); }
select.form-control { appearance: none; -webkit-appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--text-2) 50%), linear-gradient(135deg, var(--text-2) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px; background-repeat: no-repeat; }
select.form-control option { background: var(--bg-1); }
textarea.form-control { min-height: 110px; resize: vertical; }

/* ---------------- SCROLL PROGRESS ---------------- */
.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 990;
  background: transparent; pointer-events: none;
}
.scroll-progress i {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--net-blue), var(--net-green));
  box-shadow: 0 0 10px rgba(4, 159, 217, 0.7);
}