/* =============================================
   PYROMASTER PRO - Global Styles
   Deep Dark Tech + Flame Orange Theme
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800;900&display=swap');
@import url('https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css');

/* =============================================
   CSS VARIABLES / DESIGN TOKENS
   ============================================= */
:root {
  /* Primary Colors - Flame Orange Palette */
  --color-primary:        #FF6B1A;
  --color-primary-dark:   #FF4500;
  --color-primary-light:  #FFB347;
  --color-primary-glow:   rgba(255, 107, 26, 0.35);

  /* Background Colors - Deep Dark */
  --color-bg-base:        #0A0A0F;
  --color-bg-surface:     #12121A;
  --color-bg-elevated:    #1C1C2E;
  --color-bg-glass:       rgba(255, 255, 255, 0.06);
  --color-bg-glass-hover: rgba(255, 255, 255, 0.10);

  /* Text Colors */
  --color-text-primary:   #FFFFFF;
  --color-text-secondary: #B0B0C3;
  --color-text-muted:     #6B6B80;
  --color-text-accent:    #FF6B1A;

  /* Border Colors */
  --color-border:         rgba(255, 255, 255, 0.08);
  --color-border-accent:  rgba(255, 107, 26, 0.4);

  /* Functional Colors */
  --color-success:        #22C55E;
  --color-error:          #EF4444;
  --color-warning:        #F59E0B;
  --color-info:           #3B82F6;

  /* Typography */
  --font-family:          'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-size-xs:         0.75rem;    /* 12px */
  --font-size-sm:         0.875rem;   /* 14px */
  --font-size-base:       1rem;       /* 16px */
  --font-size-md:         1.125rem;   /* 18px */
  --font-size-lg:         1.25rem;    /* 20px */
  --font-size-xl:         1.5rem;     /* 24px */
  --font-size-2xl:        2rem;       /* 32px */
  --font-size-3xl:        2.5rem;     /* 40px */
  --font-size-4xl:        3.5rem;     /* 56px */
  --font-size-5xl:        4.5rem;     /* 72px */

  /* Spacing */
  --space-xs:    0.25rem;
  --space-sm:    0.5rem;
  --space-md:    1rem;
  --space-lg:    1.5rem;
  --space-xl:    2rem;
  --space-2xl:   3rem;
  --space-3xl:   4rem;
  --space-4xl:   6rem;
  --space-5xl:   8rem;

  /* Border Radius */
  --radius-sm:   0.375rem;
  --radius-md:   0.75rem;
  --radius-lg:   1rem;
  --radius-xl:   1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:     0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:     0 4px 20px rgba(0,0,0,0.4);
  --shadow-lg:     0 8px 40px rgba(0,0,0,0.5);
  --shadow-xl:     0 16px 60px rgba(0,0,0,0.6);
  --shadow-glow:   0 0 30px var(--color-primary-glow);
  --shadow-glow-lg: 0 0 60px rgba(255,107,26,0.25), 0 0 120px rgba(255,69,0,0.1);

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;
  --transition-spring: 350ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --container-max:    1280px;
  --container-pad:    1.5rem;
  --header-height:    72px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, textarea, select {
  font-family: inherit;
}

ul, ol {
  list-style: none;
}

/* =============================================
   TYPOGRAPHY
   ============================================= */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

h1 { font-size: clamp(2.5rem, 6vw, var(--font-size-4xl)); }
h2 { font-size: clamp(1.75rem, 4vw, var(--font-size-3xl)); }
h3 { font-size: clamp(1.25rem, 3vw, var(--font-size-2xl)); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-md); }

p { color: var(--color-text-secondary); line-height: 1.7; }

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary), var(--color-primary-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-white {
  background: linear-gradient(135deg, #ffffff, #B0B0C3);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* =============================================
   LAYOUT UTILITIES
   ============================================= */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.section {
  padding: var(--space-5xl) 0;
}

.section-sm {
  padding: var(--space-3xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header .eyebrow {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  padding: 0.375rem 1rem;
  border: 1px solid var(--color-border-accent);
  border-radius: var(--radius-full);
  background: rgba(255, 107, 26, 0.08);
}

.section-header h2 {
  margin-bottom: var(--space-md);
}

.section-header p {
  max-width: 600px;
  margin: 0 auto;
  font-size: var(--font-size-md);
}

/* Grid System */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-xl); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); }

/* Flex Utilities */
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-start { display: flex; align-items: center; justify-content: flex-start; }

/* =============================================
   BACKGROUND UTILITIES
   ============================================= */
.bg-surface { background-color: var(--color-bg-surface); }
.bg-elevated { background-color: var(--color-bg-elevated); }

.bg-gradient-radial {
  background: radial-gradient(ellipse at center, rgba(255,107,26,0.15) 0%, transparent 70%);
}

.bg-noise {
  position: relative;
}
.bg-noise::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

/* =============================================
   DIVIDERS & DECORATIONS
   ============================================= */
.divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-full);
  margin: var(--space-md) auto;
}

.divider-left {
  margin: var(--space-md) 0;
}

/* =============================================
   PAGE TRANSITIONS
   ============================================= */
.page-enter {
  animation: pageEnter 0.5s ease forwards;
}

@keyframes pageEnter {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* =============================================
   SCROLL ANIMATIONS (JS-driven)
   ============================================= */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Staggered delays */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }
.delay-600 { transition-delay: 0.6s; }

/* =============================================
   RESPONSIVE BREAKPOINTS
   ============================================= */
@media (max-width: 1280px) {
  :root { --container-pad: 2rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .section { padding: var(--space-4xl) 0; }
}

@media (max-width: 768px) {
  :root {
    --container-pad: 1rem;
    --font-size-4xl: 2.5rem;
  }
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  .section { padding: var(--space-3xl) 0; }
  .section-header { margin-bottom: var(--space-2xl); }
}

/* =============================================
   SCROLLBAR CUSTOM
   ============================================= */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg-surface); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: var(--color-primary-light); }

/* =============================================
   SELECTION
   ============================================= */
::selection {
  background: rgba(255, 107, 26, 0.3);
  color: var(--color-text-primary);
}