/* ============================================
   BASE — Variables, Reset & Typography
   ============================================ */

:root {
  /* Primary palette */
  --orange:        #E8650A;
  --orange-light:  #FF8C38;
  --orange-dark:   #C45200;
  --black:         #1A1A1A;
  --black-light:   #2D2D2D;

  /* Supporting colors */
  --white:         #FFFFFF;
  --off-white:     #F8F6F3;
  --gray-100:      #F3F3F3;
  --gray-200:      #E0E0E0;
  --gray-300:      #B0B0B0;
  --gray-500:      #6B6B6B;
  --gray-700:      #3A3A3A;
  --amber:         #FFC857;
  --success:       #2ECC71;
  --danger:        #E74C3C;

  /* Typography */
  --font-heading:  'Poppins', sans-serif;
  --font-body:     'Inter', sans-serif;

  /* Spacing scale */
  --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;

  /* Layout */
  --max-width:     1200px;
  --nav-height:    80px;
  --border-radius: 8px;
  --border-radius-lg: 16px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md:  0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg:  0 8px 30px rgba(0, 0, 0, 0.12);
  --shadow-xl:  0 16px 48px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition:      0.3s ease;
  --transition-slow: 0.5s ease;
}


/* === Reset === */

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--black);
  background-color: var(--white);
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}

button {
  cursor: pointer;
}


/* === Typography === */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--black);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 3vw, 1.6rem); }
h4 { font-size: 1.15rem; }

p {
  margin-bottom: var(--space-md);
  color: var(--gray-500);
}

.text-orange  { color: var(--orange); }
.text-white   { color: var(--white); }
.text-black   { color: var(--black); }
.text-center  { text-align: center; }
.text-uppercase { text-transform: uppercase; }

.lead {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--gray-500);
}