/* ===== Holod Service — Base Styles ===== */

/* Fonts */
@import url('https://fonts.googleapis.com/css2?family=Comfortaa:wght@400;500;600;700&family=Fira+Sans:wght@400;500;600;700&display=swap');

/* CSS Variables */
:root {
  /* Backgrounds — arctic dark theme */
  --bg-primary: #0b1628;
  --bg-secondary: #0f1f3a;
  --bg-white: #142444;
  --bg-accent: #1a3058;

  /* Primary — icy blue */
  --primary: #3dc2ff;
  --primary-dark: #1a9fd4;
  --primary-light: #7dd8ff;

  /* CTA — warm contrast */
  --cta: #ff6b35;
  --cta-dark: #e05520;
  --cta-light: #ff8c5a;

  /* Text */
  --text-dark: #e8f0ff;
  --text-body: #b0c4de;
  --text-muted: #6b82a8;

  /* Accent */
  --accent: #00e5a0;

  /* Misc */
  --border: rgba(61, 194, 255, 0.12);
  --card-bg: rgba(20, 36, 68, 0.7);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Fira Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-body);
  background: var(--bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Comfortaa', cursive;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.2;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Section base */
section {
  padding: 50px 0;
}

/* Button styles */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: 'Fira Sans', sans-serif;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.35s ease;
}

.btn--cta {
  background: var(--cta);
  color: #fff;
  box-shadow: 0 4px 20px rgba(255, 107, 53, 0.35);
}

.btn--cta:hover {
  background: var(--cta-dark);
  box-shadow: 0 6px 28px rgba(255, 107, 53, 0.5);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn--outline:hover {
  background: var(--primary);
  color: var(--bg-primary);
}

/* Section title */
.section-title {
  font-size: 36px;
  margin-bottom: 16px;
}

.section-title span {
  color: var(--primary);
}

.section-subtitle {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 600px;
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* Stagger delays */
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }