/* ═══════════════════════════════════════════════════════
   VMM — Glassmorphic Design System (shared)
   ═══════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ── Variables — Dark (default) ────────────────────────── */
:root {
  --bg:            #08080f;
  --surface:       rgba(255,255,255,0.06);
  --surface-hover: rgba(255,255,255,0.10);
  --surface-card:  rgba(255,255,255,0.05);
  --border:        rgba(255,255,255,0.10);
  --border-hover:  rgba(255,255,255,0.22);
  --navbar-bg:     rgba(8,8,15,0.82);
  --accent:        #6366f1;
  --accent-glow:   rgba(99,102,241,0.35);
  --accent2:       #22d3ee;
  --danger:        #f43f5e;
  --danger-glow:   rgba(244,63,94,0.35);
  --success:       #10b981;
  --warning:       #f59e0b;
  --text:          #e2e8f0;
  --text-muted:    #94a3b8;
  --blur:          blur(20px);
  --radius:        16px;
  --radius-sm:     10px;
  --ease:          cubic-bezier(0.4,0,0.2,1);
  --transition:    0.25s cubic-bezier(0.4,0,0.2,1);
}

/* ── Variables — Light ─────────────────────────────────── */
[data-theme="light"] {
  --bg:            #f0f2f8;
  --surface:       rgba(255,255,255,0.70);
  --surface-hover: rgba(255,255,255,0.90);
  --surface-card:  rgba(255,255,255,0.65);
  --border:        rgba(0,0,0,0.10);
  --border-hover:  rgba(99,102,241,0.35);
  --navbar-bg:     rgba(240,242,248,0.88);
  --text:          #1e1e2e;
  --text-muted:    #64748b;
}

[data-theme="light"] body::before {
  background:
    radial-gradient(ellipse 80% 60% at 10% 40%, rgba(99,102,241,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 90% 20%, rgba(34,211,238,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 70% 60% at 55% 90%, rgba(244,63,94,0.04) 0%, transparent 60%);
}

[data-theme="light"] select option { background: #fff; color: #1e1e2e; }

/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

/* ── Body & Animated Mesh Background ──────────────────── */
body {
  font-family: 'Inter', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 10% 40%, rgba(99,102,241,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 90% 20%, rgba(34,211,238,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 70% 60% at 55% 90%, rgba(244,63,94,0.08) 0%, transparent 60%);
  animation: bgBreath 10s ease-in-out infinite alternate;
  z-index: -1;
  pointer-events: none;
}

@keyframes bgBreath {
  from { opacity: 0.5; transform: scale(1); }
  to   { opacity: 1;   transform: scale(1.06); }
}

/* ── Navbar ────────────────────────────────────────────── */
.modern-navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 28px;
  background: var(--navbar-bg);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 10px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.modern-navbar .logo {
  font-size: 1.1em;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
  flex: 0 0 auto;
}

.tuto-link {
  text-decoration: none;
  font-weight: 600;
  font-size: 0.79em;
  color: var(--accent2);
  padding: 5px 13px;
  border-radius: 50px;
  border: 1px solid rgba(34,211,238,0.3);
  background: rgba(34,211,238,0.08);
  white-space: nowrap;
  transition: color var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition);
  flex-shrink: 0;
  margin-left: 10px;
}

.tuto-link:hover {
  background: rgba(34,211,238,0.18);
  border-color: rgba(34,211,238,0.6);
  box-shadow: 0 0 12px rgba(34,211,238,0.2);
  color: var(--accent2);
}

.modern-navbar .nav-links {
  list-style: none;
  margin: 0;
  margin-left: auto;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.modern-navbar .nav-links li { display: inline; }

.modern-navbar .nav-links a {
  text-decoration: none;
  font-weight: 500;
  font-size: 0.83em;
  color: var(--text-muted);
  padding: 6px 15px;
  border-radius: 50px;
  border: 1px solid transparent;
  transition: color var(--transition), background var(--transition), border-color var(--transition);
  white-space: nowrap;
}

.modern-navbar .nav-links a:hover {
  color: var(--text);
  background: var(--surface-hover);
  border-color: var(--border);
}

#logout {
  color: var(--danger) !important;
  border-color: rgba(244,63,94,0.25) !important;
}

#logout:hover {
  background: rgba(244,63,94,0.12) !important;
  border-color: var(--danger) !important;
  color: var(--danger) !important;
}

/* ── Node Bar ──────────────────────────────────────────── */
.node-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 28px;
  background: rgba(255,255,255,0.025);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.node-bar-label {
  font-size: 0.74em;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.node-tab {
  padding: 4px 16px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 0.8em;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), box-shadow var(--transition);
}

.node-tab:hover:not(.active) {
  background: var(--surface-hover);
  color: var(--text);
  border-color: var(--border-hover);
}

.node-tab.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 0 14px var(--accent-glow);
}

.node-tab.offline { border-color: rgba(244,63,94,0.3); color: var(--danger); }
.node-tab.offline.active {
  background: var(--danger);
  border-color: var(--danger);
  box-shadow: 0 0 14px var(--danger-glow);
  color: #fff;
}

/* ── Welcome Banner ────────────────────────────────────── */
.welcome {
  text-align: center;
  padding: 8px;
  border-bottom: 1px solid var(--border);
}

.welcome h1 {
  font-size: 1.4em;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
  margin: 0;
}

/* ── Form Elements ─────────────────────────────────────── */
label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.78em;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

input, select {
  width: 100%;
  padding: 10px 14px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 0.9em;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
  outline: none;
  box-sizing: border-box;
}

input::placeholder { color: var(--text-muted); }
select option      { background: #1a1a2e; color: var(--text); }

input:focus, select:focus {
  border-color: var(--accent);
  background: rgba(99,102,241,0.07);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.18);
}

/* ── Buttons ───────────────────────────────────────────── */
button {
  padding: 10px 22px;
  border: 1px solid transparent;
  border-radius: 50px;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 0.88em;
  transition: box-shadow var(--transition), filter var(--transition), transform var(--transition);
}

button:active { transform: scale(0.97); }

/* ── Animations ────────────────────────────────────────── */
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── Status Dot ────────────────────────────────────────── */
.status-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
  flex-shrink: 0;
}

.status-dot.running {
  background: var(--success);
  animation: pulseGreen 2s ease-in-out infinite;
}

.status-dot.stopped { background: var(--danger); }

@keyframes pulseGreen {
  0%   { box-shadow: 0 0 0 0   rgba(16,185,129,0.5); }
  70%  { box-shadow: 0 0 0 6px rgba(16,185,129,0);   }
  100% { box-shadow: 0 0 0 0   rgba(16,185,129,0);   }
}

/* ── Feedback Messages ─────────────────────────────────── */
.error-message   { color: var(--danger);  text-align: center; margin-top: 12px; font-size: 0.88em; }
.success-message { color: var(--success); text-align: center; margin-top: 12px; font-size: 0.88em; }

/* ── Toast Notifications ───────────────────────────────── */
.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  min-width: 280px;
  max-width: 380px;
  background: var(--surface-card);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 13px 16px 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: all;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  animation: toastIn 0.35s var(--ease) both;
  overflow: hidden;
  cursor: pointer;
}

.toast.leaving {
  animation: toastOut 0.35s var(--ease) both;
}

.toast-body {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.toast-icon {
  font-size: 1em;
  flex-shrink: 0;
  margin-top: 1px;
  font-weight: 700;
}

.toast-message {
  font-size: 0.87em;
  font-weight: 500;
  color: var(--text);
  flex: 1;
  line-height: 1.45;
}

.toast-progress {
  height: 3px;
  border-radius: 2px;
  width: 100%;
  transform-origin: left center;
}

.toast.success { border-color: rgba(16,185,129,0.4); }
.toast.success .toast-icon    { color: var(--success); }
.toast.success .toast-progress { background: var(--success); animation: toastProgress 5s linear both; }

.toast.error   { border-color: rgba(244,63,94,0.4); }
.toast.error .toast-icon      { color: var(--danger); }
.toast.error .toast-progress  { background: var(--danger); animation: toastProgress 5s linear both; }

.toast.warning { border-color: rgba(245,158,11,0.4); }
.toast.warning .toast-icon    { color: var(--warning); }
.toast.warning .toast-progress { background: var(--warning); animation: toastProgress 5s linear both; }

.toast.info    { border-color: rgba(99,102,241,0.4); }
.toast.info .toast-icon       { color: var(--accent); }
.toast.info .toast-progress   { background: var(--accent); animation: toastProgress 5s linear both; }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(24px) scale(0.97); }
  to   { opacity: 1; transform: translateX(0)    scale(1);    }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateX(0)    scale(1);    max-height: 120px; margin-bottom: 0; }
  to   { opacity: 0; transform: translateX(24px) scale(0.97); max-height: 0;     margin-bottom: -10px; }
}

@keyframes toastProgress {
  from { transform: scaleX(1); }
  to   { transform: scaleX(0); }
}

/* ── Confirm Modal ─────────────────────────────────────── */
.confirm-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 9998;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.2s ease both;
}

.confirm-modal {
  background: var(--surface-card);
  border: 1px solid rgba(244,63,94,0.3);
  border-radius: 20px;
  padding: 32px 28px 28px;
  max-width: 380px;
  width: 90%;
  text-align: center;
  animation: fadeSlideUp 0.3s var(--ease) both;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
}

.confirm-modal h3 {
  font-size: 1.1em;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 10px;
}

.confirm-modal p {
  font-size: 0.88em;
  color: var(--text-muted);
  margin: 0 0 24px;
  line-height: 1.55;
}

.confirm-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.confirm-btn {
  padding: 10px 26px;
  border-radius: 50px;
  border: none;
  font-size: 0.9em;
  font-weight: 600;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: box-shadow var(--transition), filter var(--transition), background var(--transition);
}

.confirm-btn.cancel {
  background: var(--surface);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.confirm-btn.cancel:hover {
  background: var(--surface-hover);
  color: var(--text);
  border-color: var(--border-hover);
}

.confirm-btn.danger {
  background: var(--danger);
  color: #fff;
}

.confirm-btn.danger:hover {
  box-shadow: 0 0 18px var(--danger-glow);
  filter: brightness(1.12);
}

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 885px) {
  .modern-navbar { flex-direction: column; align-items: flex-start; }
  .modern-navbar .nav-links { justify-content: flex-start; margin-top: 8px; }
}

/* ── Theme Toggle Button ───────────────────────────────── */
#theme-toggle {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1em;
  flex-shrink: 0;
  padding: 0;
  transition: background var(--transition), border-color var(--transition),
              color var(--transition), box-shadow var(--transition), transform var(--transition);
}

#theme-toggle:hover {
  background: var(--surface-hover);
  border-color: var(--border-hover);
  color: var(--text);
  box-shadow: 0 0 10px var(--accent-glow);
  transform: rotate(20deg) scale(1.1);
}

#theme-toggle:active { transform: scale(0.95); }