/* ========================================================
   R&M PLÁSTICOS C.A. - DESIGN SYSTEM & STYLESHEET
   Brand: @rmplastico | Domain: rmplastico.com
   Mobile-First & Ultra-Modern Industrial Polish
   ======================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;600;700&display=swap');

:root {
  /* Primary Industrial Palette */
  --rm-blue-deep: #075985;
  --rm-blue-primary: #0284c7;
  --rm-blue-light: #38bdf8;
  --rm-blue-soft: #f0f9ff;
  --rm-blue-border: #bae6fd;
  
  /* Industrial Accent */
  --rm-orange-primary: #ff5722;
  --rm-orange-hover: #ea580c;
  --rm-orange-soft: #fff7ed;
  --rm-orange-border: #fed7aa;

  /* Eco & Status */
  --rm-green-primary: #059669;
  --rm-green-soft: #ecfdf5;

  /* Neutrals */
  --rm-dark: #0f172a;
  --rm-slate-800: #1e293b;
  --rm-slate-600: #475569;
  --rm-slate-400: #94a3b8;
  --rm-slate-200: #e2e8f0;
  --rm-slate-100: #f1f5f9;
  --rm-slate-50: #f8fafc;
  --rm-white: #ffffff;

  /* Elevation Shadows */
  --rm-shadow-xs: 0 1px 2px 0 rgb(15 23 42 / 0.05);
  --rm-shadow-sm: 0 2px 4px -1px rgb(15 23 42 / 0.08), 0 1px 2px -1px rgb(15 23 42 / 0.04);
  --rm-shadow-md: 0 8px 16px -4px rgb(15 23 42 / 0.1), 0 4px 6px -2px rgb(15 23 42 / 0.05);
  --rm-shadow-lg: 0 16px 32px -8px rgb(15 23 42 / 0.12), 0 8px 16px -4px rgb(15 23 42 / 0.06);
  --rm-shadow-blue: 0 12px 28px -6px rgb(2 132 199 / 0.3);
  --rm-shadow-orange: 0 12px 28px -6px rgb(255 87 34 / 0.35);

  /* Radius */
  --rm-radius-sm: 8px;
  --rm-radius-md: 14px;
  --rm-radius-lg: 20px;
  --rm-radius-xl: 28px;
  --rm-radius-full: 9999px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  color: var(--rm-dark);
  background-color: var(--rm-slate-50);
}

body {
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Mobile-native specifics (from Emil Kowalski guidelines) */
button, a, input, select, textarea {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  font-family: inherit;
}

/* Prevent auto zoom on iOS */
input, select, textarea {
  font-size: 16px;
}

@media (max-width: 768px) {
  input, select, textarea {
    font-size: 16px !important;
  }
}

button {
  user-select: none;
  cursor: pointer;
  border: none;
  background: none;
  transition: transform 150ms ease, opacity 150ms ease, background-color 150ms ease, border-color 150ms ease, box-shadow 150ms ease;
}

button:active, .btn:active {
  transform: scale(0.97);
  opacity: 0.92;
}

/* Utility Containers */
.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* Typography Helpers */
.font-mono {
  font-family: 'JetBrains Mono', monospace;
}

/* Gradient Classes */
.bg-gradient-blue {
  background: linear-gradient(135deg, var(--rm-blue-deep) 0%, var(--rm-blue-primary) 50%, var(--rm-blue-light) 100%);
}

.bg-gradient-hero {
  background: radial-gradient(circle at 85% 15%, rgb(2 132 199 / 0.12) 0%, transparent 60%),
              radial-gradient(circle at 10% 80%, rgb(255 87 34 / 0.08) 0%, transparent 50%),
              var(--rm-white);
}

.bg-gradient-orange {
  background: linear-gradient(135deg, #ff7824 0%, var(--rm-orange-primary) 100%);
}

.text-gradient-blue {
  background: linear-gradient(135deg, var(--rm-blue-deep) 0%, var(--rm-blue-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-orange {
  background: linear-gradient(135deg, var(--rm-orange-primary) 0%, #ea580c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--rm-radius-md);
  font-size: 0.9375rem;
  font-weight: 700;
  text-decoration: none;
  min-height: 46px;
  line-height: 1.2;
}

.btn-primary {
  background: linear-gradient(135deg, #ff6b2b 0%, var(--rm-orange-primary) 100%);
  color: var(--rm-white);
  box-shadow: var(--rm-shadow-orange);
}

.btn-secondary {
  background: var(--rm-white);
  color: var(--rm-blue-deep);
  border: 1.5px solid var(--rm-slate-200);
  box-shadow: var(--rm-shadow-xs);
}

.btn-blue {
  background: linear-gradient(135deg, var(--rm-blue-primary) 0%, var(--rm-blue-deep) 100%);
  color: var(--rm-white);
  box-shadow: var(--rm-shadow-blue);
}

.btn-whatsapp {
  background: #25D366;
  color: var(--rm-white);
  box-shadow: 0 8px 20px -4px rgb(37 211 102 / 0.35);
}

/* Glass Panels */
.glass-card {
  background: var(--rm-white);
  border: 1px solid var(--rm-slate-200);
  border-radius: var(--rm-radius-lg);
  box-shadow: var(--rm-shadow-sm);
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
}

/* Gated Hover States: Prevents sticky hover bugs on touchscreens */
@media (hover: hover) and (pointer: fine) {
  .btn-primary:hover {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    box-shadow: 0 16px 32px -6px rgb(255 87 34 / 0.45);
    transform: translateY(-1px);
  }
  .btn-secondary:hover {
    background: var(--rm-blue-soft);
    border-color: var(--rm-blue-primary);
    color: var(--rm-blue-primary);
    transform: translateY(-1px);
  }
  .btn-blue:hover {
    box-shadow: 0 16px 32px -6px rgb(2 132 199 / 0.4);
    transform: translateY(-1px);
  }
  .btn-whatsapp:hover {
    background: #20bd5a;
    box-shadow: 0 12px 24px -4px rgb(37 211 102 / 0.5);
    transform: translateY(-1px);
  }
  .glass-card:hover {
    border-color: var(--rm-blue-border);
    box-shadow: var(--rm-shadow-md);
  }
}

/* Industrial Grid Pattern */
.bg-grid-pattern {
  background-image: radial-gradient(rgb(148 163 184 / 0.2) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--rm-radius-full);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-blue {
  background: var(--rm-blue-soft);
  color: var(--rm-blue-deep);
  border: 1px solid var(--rm-blue-border);
}

.badge-orange {
  background: var(--rm-orange-soft);
  color: var(--rm-orange-hover);
  border: 1px solid var(--rm-orange-border);
}

.badge-green {
  background: var(--rm-green-soft);
  color: var(--rm-green-primary);
  border: 1px solid #a7f3d0;
}

/* Floating AI Assistant Widget */
#ai-chat-dock {
  position: fixed;
  bottom: calc(1.5rem + env(safe-area-inset-bottom, 0px));
  right: calc(1.5rem + env(safe-area-inset-right, 0px));
  z-index: 999;
}

.ai-dock-btn {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.75rem 1.25rem;
  border-radius: var(--rm-radius-full);
  background: linear-gradient(135deg, var(--rm-blue-deep) 0%, var(--rm-blue-primary) 100%);
  color: var(--rm-white);
  font-weight: 800;
  font-size: 0.875rem;
  box-shadow: var(--rm-shadow-blue);
  border: 2px solid var(--rm-white);
  transition: transform 200ms ease, box-shadow 200ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .ai-dock-btn:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 16px 36px -6px rgb(2 132 199 / 0.45);
  }
}

.ai-dock-pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
  animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
  0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); }
  70% { box-shadow: 0 0 0 8px rgba(34, 197, 94, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

/* AI Chat Window */
.ai-chat-window {
  position: fixed;
  bottom: calc(5.5rem + env(safe-area-inset-bottom, 0px));
  right: calc(1.5rem + env(safe-area-inset-right, 0px));
  width: 380px;
  max-width: calc(100vw - 2rem);
  height: 560px;
  max-height: calc(100dvh - 7rem);
  background: var(--rm-white);
  border-radius: var(--rm-radius-xl);
  border: 1px solid var(--rm-slate-200);
  box-shadow: var(--rm-shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 1000;
  transition: opacity 200ms ease, transform 200ms cubic-bezier(0.16, 1, 0.3, 1);
  transform-origin: bottom right;
}

.ai-chat-window.hidden {
  opacity: 0;
  pointer-events: none;
  transform: scale(0.92) translateY(12px);
}

.ai-chat-header {
  padding: 1rem 1.25rem;
  background: linear-gradient(135deg, var(--rm-blue-deep) 0%, var(--rm-blue-primary) 100%);
  color: var(--rm-white);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ai-chat-messages {
  flex: 1;
  padding: 1rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: var(--rm-slate-50);
}

.chat-bubble {
  max-width: 85%;
  padding: 0.75rem 1rem;
  border-radius: 16px;
  font-size: 0.875rem;
  line-height: 1.45;
  word-break: break-word;
}

.chat-bubble-assistant {
  align-self: flex-start;
  background: var(--rm-white);
  color: var(--rm-dark);
  border: 1px solid var(--rm-slate-200);
  border-bottom-left-radius: 4px;
  box-shadow: var(--rm-shadow-xs);
}

.chat-bubble-user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--rm-blue-deep) 0%, var(--rm-blue-primary) 100%);
  color: var(--rm-white);
  border-bottom-right-radius: 4px;
}

.chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.chat-suggestion-chip {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.4rem 0.8rem;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  background: var(--rm-blue-soft);
  color: var(--rm-blue-deep);
  border: 1px solid var(--rm-blue-border);
  border-radius: var(--rm-radius-full);
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease, transform 150ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .chat-suggestion-chip:hover {
    background: var(--rm-blue-primary);
    color: var(--rm-white);
  }
}

.chat-suggestion-chip:active {
  transform: scale(0.96);
}

.ai-chat-input-bar {
  padding: 0.75rem;
  background: var(--rm-white);
  border-top: 1px solid var(--rm-slate-200);
  display: flex;
  gap: 0.5rem;
}

.ai-chat-input {
  flex: 1;
  padding: 0.625rem 0.875rem;
  border: 1.5px solid var(--rm-slate-200);
  border-radius: var(--rm-radius-md);
  font-size: 0.875rem;
  outline: none;
  background: var(--rm-slate-50);
}

.ai-chat-input:focus {
  border-color: var(--rm-blue-primary);
  background: var(--rm-white);
}

.ai-chat-send {
  width: 42px;
  height: 42px;
  border-radius: var(--rm-radius-md);
  background: var(--rm-orange-primary);
  color: var(--rm-white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ai-chat-send:hover {
  background: var(--rm-orange-hover);
}

/* Pulse animation for CTA */
.pulse-glow {
  box-shadow: 0 0 0 0 rgba(255, 87, 34, 0.5);
  animation: pulse-orange 2.2s infinite;
}

@keyframes pulse-orange {
  0% { box-shadow: 0 0 0 0 rgba(255, 87, 34, 0.5); }
  70% { box-shadow: 0 0 0 12px rgba(255, 87, 34, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 87, 34, 0); }
}

/* Toast Notification */
#toast-container {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  padding: 0.75rem 1.25rem;
  border-radius: var(--rm-radius-md);
  background: var(--rm-dark);
  color: var(--rm-white);
  font-size: 0.875rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.625rem;
  box-shadow: var(--rm-shadow-lg);
  animation: toast-in 200ms ease;
}

.toast-success { background: #065f46; border: 1px solid #10b981; }
.toast-error { background: #991b1b; border: 1px solid #ef4444; }
.toast-info { background: #075985; border: 1px solid #0284c7; }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive adjustments */
@media (max-width: 640px) {
  .ai-chat-window {
    right: 0.5rem;
    left: 0.5rem;
    bottom: calc(5rem + env(safe-area-inset-bottom, 0px));
    width: auto;
    height: 520px;
    max-height: calc(100dvh - 5.5rem);
  }
  #ai-chat-dock {
    bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
    right: calc(1rem + env(safe-area-inset-right, 0px));
  }
}