/* ==========================================================================
   DESIGN SYSTEM & CSS VARIABLES
   ========================================================================== */
:root {
  /* Color Palette (HSL tailormade) */
  --bg-primary: hsl(222, 47%, 7%);
  --bg-secondary: hsl(223, 47%, 11%);
  --glass-bg: hsla(223, 47%, 14%, 0.45);
  --glass-border: hsla(217, 30%, 25%, 0.4);
  --glass-border-focus: hsla(217, 100%, 60%, 0.6);
  
  --text-primary: hsl(210, 40%, 98%);
  --text-secondary: hsl(215, 20%, 75%);
  --text-muted: hsl(215, 16%, 55%);
  
  /* Glowing / Accent colors */
  --color-primary: hsl(217, 100%, 61%); /* Electric Blue */
  --color-primary-glow: hsla(217, 100%, 61%, 0.3);
  --color-secondary: hsl(271, 91%, 65%); /* Neon Purple */
  --color-secondary-glow: hsla(271, 91%, 65%, 0.3);
  --color-accent: hsl(186, 100%, 48%); /* Bright Cyan */
  --color-accent-glow: hsla(186, 100%, 48%, 0.3);
  
  --color-success: hsl(142, 76%, 45%); /* Emerald Green */
  --color-success-glow: hsla(142, 76%, 45%, 0.3);
  --color-error: hsl(346, 84%, 61%); /* Soft Ruby Red */
  --color-error-glow: hsla(346, 84%, 61%, 0.3);
  
  /* Font Stacks */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Shadows & Radius */
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-premium: 0 15px 35px -5px rgba(0, 0, 0, 0.5), 
                    0 5px 15px -5px rgba(0, 0, 0, 0.3);
  --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

/* ==========================================================================
   AMBIENT BACKGROUND GLOWS
   ========================================================================== */
.bg-glow {
  position: fixed;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(140px);
  z-index: -1;
  pointer-events: none;
  opacity: 0.25;
}

.bg-glow-1 {
  background: var(--color-primary);
  top: -100px;
  right: -100px;
  animation: float-slow 15s infinite alternate;
}

.bg-glow-2 {
  background: var(--color-secondary);
  bottom: -100px;
  left: -100px;
  animation: float-slow 20s infinite alternate-reverse;
}

@keyframes float-slow {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(60px, 40px) scale(1.1); }
}

/* ==========================================================================
   CONTAINER & LAYOUT
   ========================================================================== */
.app-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  display: flex;
  flex-direction: column;
  gap: 30px;
  min-height: 100vh;
}

/* ==========================================================================
   HEADER SECTION
   ========================================================================== */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 30px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-premium);
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  box-shadow: 0 4px 15px var(--color-primary-glow);
}

.brand-icon i {
  width: 24px;
  height: 24px;
}

.brand-text h1 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 2px;
}

.brand-text h1 span {
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-text p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.badge {
  background: hsla(217, 100%, 61%, 0.15);
  color: var(--color-accent);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  border: 1px solid rgba(186, 100, 48, 0.2);
}

/* Server status badge */
.server-status {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(0, 0, 0, 0.25);
  padding: 8px 16px;
  border-radius: 50px;
  border: 1px solid var(--glass-border);
  position: relative;
}

.status-indicator {
  width: 8px;
  height: 8px;
  background-color: var(--color-error);
  border-radius: 50%;
  transition: var(--transition-smooth);
}

.status-indicator-glow {
  position: absolute;
  left: 16px;
  width: 8px;
  height: 8px;
  background-color: var(--color-error);
  border-radius: 50%;
  filter: blur(4px);
  animation: pulse-glow 2s infinite;
  transition: var(--transition-smooth);
}

.server-status.online .status-indicator,
.server-status.online .status-indicator-glow {
  background-color: var(--color-success);
}

.status-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.status-text strong {
  color: var(--text-primary);
}

@keyframes pulse-glow {
  0% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(2.2); opacity: 0; }
  100% { transform: scale(1); opacity: 0; }
}

/* ==========================================================================
   APP GRID LAYOUT
   ========================================================================== */
.app-main {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 30px;
}

.main-column-left,
.main-column-right {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

/* ==========================================================================
   CARDS & GLASSMORPHISM
   ========================================================================== */
.card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-premium);
  transition: var(--transition-smooth);
}

.card:hover {
  border-color: rgba(217, 30, 25, 0.25);
  transform: translateY(-2px);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.card-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.card-title i {
  width: 24px;
  height: 24px;
}

.icon-primary { color: var(--color-primary); }
.icon-secondary { color: var(--color-secondary); }
.icon-info { color: var(--color-accent); }

.card-title h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.2px;
}

.pulse-tag {
  background: hsla(142, 76%, 45%, 0.12);
  color: var(--color-success);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 50px;
  letter-spacing: 0.5px;
  border: 1px solid rgba(142, 76, 45, 0.2);
  display: flex;
  align-items: center;
  gap: 5px;
}

.pulse-tag::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background-color: var(--color-success);
  border-radius: 50%;
  animation: pulse-fast 1s infinite;
}

@keyframes pulse-fast {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(2); opacity: 0; }
}

/* ==========================================================================
   METRICS DISPLAY
   ========================================================================== */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.metric-item {
  background: rgba(0, 0, 0, 0.2);
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.03);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.metric-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.metric-value-container {
  display: flex;
  align-items: center;
  gap: 8px;
}

.metric-value {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.text-success { color: var(--color-success); }
.text-accent { color: var(--color-accent); }

/* RAM progress bar */
.memory-usage-section {
  background: rgba(0, 0, 0, 0.2);
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.03);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.memory-usage-section h3 {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.memory-progress-container {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 10px;
  transition: width 0.8s cubic-bezier(0.1, 0.8, 0.1, 1);
}

.memory-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.memory-labels strong {
  color: var(--text-secondary);
}

/* ==========================================================================
   DEPLOYMENT STEP TIMELINE
   ========================================================================== */
.deploy-info-body {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.deploy-step-indicator {
  display: flex;
  gap: 16px;
  padding: 12px;
  border-radius: var(--radius-sm);
  transition: var(--transition-smooth);
}

.step-num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.step-num i {
  width: 16px;
  height: 16px;
  color: var(--text-primary);
}

.step-desc h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.step-desc p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Completed / Active states */
.deploy-step-indicator.current {
  background: rgba(255, 255, 255, 0.02);
  border-left: 3px solid var(--color-primary);
  padding-left: 9px;
}

.deploy-step-indicator.current .step-num {
  background: var(--color-primary);
  color: var(--text-primary);
  border-color: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary-glow);
}

.deploy-step-indicator.current .step-desc h4 {
  color: var(--text-primary);
}

/* ==========================================================================
   MESSAGE PANEL (CONSOLE STYLE)
   ========================================================================== */
.message-box {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: 20px;
  min-height: 100px;
  display: flex;
  align-items: center;
  position: relative;
}

.message-box::before {
  content: '>';
  color: var(--color-accent);
  font-family: monospace;
  font-weight: 700;
  margin-right: 12px;
  align-self: flex-start;
  font-size: 1.1rem;
}

#server-message-text {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-accent);
  text-shadow: 0 0 8px var(--color-accent-glow);
}

/* ==========================================================================
   INTERACTIVE POST FORM
   ========================================================================== */
.interactive-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-wrapper i {
  position: absolute;
  left: 16px;
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.input-wrapper input,
.input-wrapper textarea {
  width: 100%;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--glass-border);
  padding: 14px 16px 14px 48px;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: var(--transition-smooth);
}

.input-wrapper textarea {
  resize: none;
}

.textarea-wrapper i {
  top: 16px;
}

.input-wrapper input:focus,
.input-wrapper textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background: rgba(0, 0, 0, 0.35);
  box-shadow: 0 0 12px var(--color-primary-glow);
}

.input-wrapper input:focus + i,
.input-wrapper textarea:focus ~ i {
  color: var(--color-primary);
}

/* Buttons */
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: none;
}

.btn-primary {
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary));
  color: var(--text-primary);
  box-shadow: 0 4px 15px var(--color-primary-glow);
}

.btn-primary:hover {
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  box-shadow: 0 6px 20px var(--color-primary-glow);
  transform: translateY(-1px);
}

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

.btn-icon {
  width: 16px;
  height: 16px;
  transition: transform 0.3s ease;
}

.btn:hover .btn-icon {
  transform: translateX(4px);
}

/* Form Response Result Box */
.form-result-container {
  display: flex;
  gap: 16px;
  margin-top: 20px;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border-width: 1px;
  border-style: solid;
  animation: slide-up 0.4s cubic-bezier(0.1, 0.8, 0.1, 1);
  backdrop-filter: blur(8px);
}

.form-result-container.success {
  background: hsla(142, 76%, 45%, 0.1);
  border-color: var(--color-success);
  color: var(--color-success);
}

.form-result-container.error {
  background: hsla(346, 84%, 61%, 0.1);
  border-color: var(--color-error);
  color: var(--color-error);
}

.result-icon-wrapper i {
  width: 24px;
  height: 24px;
}

.form-result-container.success .result-icon-wrapper i {
  color: var(--color-success);
}

.form-result-container.error .result-icon-wrapper i {
  color: var(--color-error);
}

.result-text-wrapper h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.result-text-wrapper p {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.hidden {
  display: none !important;
}

/* ==========================================================================
   FOOTER SECTION
   ========================================================================== */
.app-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-top: auto;
  padding: 30px 0 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.app-footer p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.app-footer p strong {
  color: var(--text-secondary);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-links a i {
  width: 14px;
  height: 14px;
}

.separator {
  color: rgba(255, 255, 255, 0.1);
  font-size: 0.75rem;
}

/* ==========================================================================
   MICRO-ANIMATIONS & ENHANCEMENTS
   ========================================================================== */
@keyframes slide-up {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
  animation: slide-up 0.6s cubic-bezier(0.1, 0.8, 0.1, 1) both;
}

.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }

/* Responsive adjustments */
@media (max-width: 992px) {
  .app-main {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .app-container {
    padding: 20px 10px;
  }
  
  .app-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
  }
  
  .server-status {
    align-self: flex-end;
  }
  
  .metrics-grid {
    grid-template-columns: 1fr;
  }
  
  .card {
    padding: 20px;
  }
}