/* ============================================
   OPERIX — Shared Components
   ============================================ */

/* ============================================
   1. NAVBAR
   ============================================ */

.navbar-operix {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-navbar);
    padding: 1rem 0;
    background-color: transparent;
    transition: background-color var(--transition-base),
        padding var(--transition-base),
        backdrop-filter var(--transition-base);
}

.navbar-operix.scrolled {
    background-color: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 0.625rem 0;
    border-bottom: 1px solid var(--border);
}

/* --- Logo --- */

.navbar-brand-operix {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--fw-extrabold);
    text-decoration: none;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 0;
}

.navbar-brand-operix .logo-oper {
    color: var(--text);
}

.navbar-brand-operix .logo-ix {
    color: var(--accent);
}

.navbar-brand-operix:hover {
    text-decoration: none;
}

.navbar-brand-operix:hover .logo-oper {
    color: var(--text);
}

/* --- Nav Links --- */

.navbar-operix .nav-link {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: var(--fw-medium);
    color: var(--muted);
    padding: 0.5rem 0.875rem;
    transition: color var(--transition-fast);
    position: relative;
}

.navbar-operix .nav-link:hover,
.navbar-operix .nav-link:focus {
    color: var(--text);
}

.navbar-operix .nav-link.active {
    color: var(--accent);
}

.navbar-operix .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0.875rem;
    right: 0.875rem;
    height: 2px;
    background-color: var(--accent);
    border-radius: var(--radius-full);
}

/* --- Dropdown (CSS hover on desktop) --- */

@media (min-width: 992px) {
    .navbar-operix .dropdown:hover > .dropdown-menu {
        display: block;
        margin-top: 0;
    }
}

.navbar-operix .dropdown-menu {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0.5rem 0;
    box-shadow: var(--shadow-lg);
    min-width: 260px;
    margin-top: 0;
}

.navbar-operix .dropdown-item {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: var(--fw-medium);
    color: var(--muted);
    padding: 0.5rem 1rem;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.navbar-operix .dropdown-item:hover,
.navbar-operix .dropdown-item:focus {
    background-color: var(--surface-2);
    color: var(--text);
}

.navbar-operix .dropdown-header {
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: var(--fw-bold);
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.5rem 1rem 0.25rem;
}

.navbar-operix .dropdown-item .bi {
    color: var(--accent);
    margin-right: 0.5rem;
    font-size: var(--text-sm);
}

/* --- Dropdown Toggle Chevron --- */

.navbar-operix .dropdown-toggle::after {
  display: none;
}

.navbar-operix .dropdown-toggle .bi-chevron-down {
  font-size: 10px;
  margin-left: 0.25rem;
  transition: transform var(--transition-fast);
  display: inline-block;
  vertical-align: middle;
}

.navbar-operix .dropdown-toggle[aria-expanded="true"] .bi-chevron-down {
  transform: rotate(180deg);
}

/* --- Mobile Toggle --- */

.navbar-operix .navbar-toggler {
    border: 1px solid var(--border);
    padding: 0.375rem 0.625rem;
    color: var(--text);
    font-size: var(--text-lg);
}

.navbar-operix .navbar-toggler:focus {
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.navbar-operix .navbar-toggler-icon {
    filter: invert(1);
}

/* --- Mobile Nav --- */

@media (max-width: 991.98px) {
  .navbar-operix .navbar-collapse {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem;
    margin-top: 0.75rem;
  }

  .navbar-operix .nav-link {
    padding: 0.625rem 0.5rem;
  }

  .navbar-operix .nav-link.active::after {
    display: none;
  }

  .navbar-operix .dropdown-menu {
    background-color: var(--surface-2);
    border: none;
    box-shadow: none;
    padding-left: 0.75rem;
    position: static;
    float: none;
    width: 100%;
  }

  .navbar-operix .dropdown-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }
}

/* ============================================
   2. FOOTER
   ============================================ */

.footer-operix {
    background-color: var(--surface);
    border-top: 1px solid var(--border);
    padding: 3.5rem 0 1.5rem;
}

.footer-operix .footer-brand {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: var(--fw-extrabold);
    margin-bottom: 0.75rem;
}

.footer-operix .footer-description {
    font-size: var(--text-sm);
    color: var(--muted);
    max-width: 280px;
    line-height: var(--lh-normal);
}

.footer-operix .footer-heading {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: var(--fw-bold);
    color: var(--text);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 1rem;
}

.footer-operix .footer-link {
    display: block;
    font-size: var(--text-sm);
    color: var(--muted);
    padding: 0.25rem 0;
    transition: color var(--transition-fast);
}

.footer-operix .footer-link:hover {
    color: var(--accent);
}

.footer-operix .footer-social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    color: var(--muted);
    font-size: var(--text-base);
    transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
}

.footer-operix .footer-social-link:hover {
    color: var(--accent);
    border-color: var(--border-hover);
    background-color: var(--accent-dim);
}

/* --- Footer Notify Form --- */

.footer-notify-form .input-group {
    max-width: 320px;
}

.footer-notify-form .form-control {
    font-size: var(--text-sm);
    padding: 0.5rem 0.75rem;
    border-right: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.footer-notify-form .btn {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    white-space: nowrap;
}

/* --- Footer Bottom --- */

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 1.25rem;
    margin-top: 2.5rem;
}

.footer-bottom p {
    font-size: var(--text-xs);
    color: var(--muted);
    margin-bottom: 0;
}

.footer-bottom a {
    color: var(--muted);
    transition: color var(--transition-fast);
}

.footer-bottom a:hover {
    color: var(--accent);
}

/* ============================================
   3. BUTTONS
   ============================================ */

.btn-accent {
    background-color: var(--accent);
    color: var(--bg);
    font-family: var(--font-display);
    font-weight: var(--fw-semibold);
    font-size: var(--text-sm);
    padding: 0.625rem 1.5rem;
    border: 2px solid var(--accent);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast),
        box-shadow var(--transition-fast),
        transform var(--transition-fast);
}

.btn-accent:hover {
    background-color: #00cbb5;
    border-color: #00cbb5;
    color: var(--bg);
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}

.btn-accent:active {
    transform: translateY(0);
}

.btn-outline-accent {
    background-color: transparent;
    color: var(--accent);
    font-family: var(--font-display);
    font-weight: var(--fw-semibold);
    font-size: var(--text-sm);
    padding: 0.625rem 1.5rem;
    border: 2px solid var(--accent-mid);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast);
}

.btn-outline-accent:hover {
    background-color: var(--accent-dim);
    border-color: var(--accent);
    color: var(--accent);
}

.btn-lg {
    padding: 0.75rem 2rem;
    font-size: var(--text-base);
}

.btn-sm {
    padding: 0.375rem 1rem;
    font-size: var(--text-xs);
}

/* ============================================
   4. CARDS
   ============================================ */

.card-operix {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.card-operix:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
}

.card-operix .card-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background-color: var(--accent-dim);
    color: var(--accent);
    border-radius: var(--radius-md);
    font-size: var(--text-xl);
    margin-bottom: 1rem;
}

.card-operix .card-title {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: var(--fw-bold);
    color: var(--text);
    margin-bottom: 0.5rem;
}

.card-operix .card-text {
    font-size: var(--text-sm);
    color: var(--muted);
    line-height: var(--lh-normal);
    margin-bottom: 0;
}

/* ============================================
   5. COOKIE CONSENT BANNER
   ============================================ */

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: var(--z-cookie);
    background-color: var(--surface);
    border-top: 1px solid var(--border);
    padding: 1rem 0;
    transform: translateY(100%);
    transition: transform var(--transition-slow);
}

.cookie-banner.visible {
    transform: translateY(0);
}

.cookie-banner .cookie-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.cookie-banner .cookie-text {
    font-size: var(--text-sm);
    color: var(--muted);
    margin-bottom: 0;
}

.cookie-banner .cookie-text a {
    color: var(--accent);
}

.cookie-banner .btn-cookie-accept {
    background-color: var(--accent);
    color: var(--bg);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: var(--fw-semibold);
    padding: 0.375rem 1rem;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    white-space: nowrap;
    transition: background-color var(--transition-fast);
}

.cookie-banner .btn-cookie-accept:hover {
    background-color: #00cbb5;
}

/* ============================================
   6. MISC COMPONENTS
   ============================================ */

/* --- Feature List (checkmark list) --- */

.feature-list {
    list-style: none;
    padding-left: 0;
}

.feature-list li {
    position: relative;
    padding-left: 1.75rem;
    margin-bottom: 0.625rem;
    font-size: var(--text-sm);
    color: var(--muted);
}

.feature-list li::before {
    content: '\F26A';
    font-family: 'bootstrap-icons';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: var(--text-sm);
}

/* --- Stats Row --- */

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: var(--fw-extrabold);
    color: var(--accent);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: var(--text-xs);
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* --- CTA Section --- */

.cta-section {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 3rem 2rem;
    text-align: center;
}

/* --- Tag/Pill --- */

.tag-pill {
    display: inline-block;
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: var(--fw-semibold);
    padding: 0.25rem 0.625rem;
    border-radius: var(--radius-full);
    background-color: var(--surface-2);
    color: var(--muted);
    border: 1px solid var(--border);
}

.tag-pill.tag-live {
    background-color: var(--accent-dim);
    color: var(--accent);
    border-color: var(--accent-mid);
}

.tag-pill.tag-coming-soon {
    background-color: rgba(251, 191, 36, 0.1);
    color: var(--warning);
    border-color: rgba(251, 191, 36, 0.25);
}

.tag-pill.tag-planned {
    background-color: var(--surface-2);
    color: var(--muted);
    border-color: var(--border);
}

/* ============================================
   7. BACK TO TOP BUTTON
   ============================================ */

.back-to-top {
    position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--accent, #00e5cc);
  color: var(--bg, #080c18);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
  z-index: 1000;
  box-shadow: 0 4px 15px rgba(0, 229, 204, 0.2);
}

.back-to-top.visible {
    opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
    background-color: #00ccb6;
  box-shadow: 0 6px 20px rgba(0, 229, 204, 0.3);
}