/* McCroskey Music - Modern Design Tokens & Base Styles */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
  /* Color Palette */
  --color-primary: #1E3A8A; /* Deep Rich Navy */
  --color-primary-light: #2563EB;
  --color-primary-dark: #0F172A;
  --color-accent: #D97706; /* Warm Acoustic Gold */
  --color-accent-light: #F59E0B;
  --color-accent-hover: #B45309;
  
  --color-bg: #F8FAFC;
  --color-surface: #FFFFFF;
  --color-surface-hover: #F1F5F9;
  --color-surface-translucent: rgba(255, 255, 255, 0.88);
  
  --color-text-main: #0F172A;
  --color-text-muted: #475569;
  --color-text-subtle: #64748B;
  --color-border: #E2E8F0;
  --color-border-hover: #CBD5E1;
  
  --color-player-bg: #0F172A;
  --color-player-surface: #1E293B;
  --color-player-text: #F8FAFC;
  --color-player-muted: #94A3B8;

  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Elevations & Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 20px rgba(217, 119, 6, 0.25);

  /* Spacing & Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Layout */
  --max-content-width: 1240px;
  --header-height: 74px;
  --player-height: 86px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-main);
  background-color: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-bottom: calc(var(--player-height) + 24px);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text-main);
}

a {
  color: var(--color-primary-light);
  text-decoration: none;
  transition: color 0.2s ease, transform 0.2s ease;
}

a:hover {
  color: var(--color-accent);
}

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

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

button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Base Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
  color: #FFFFFF !important;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
  box-shadow: 0 6px 16px rgba(217, 119, 6, 0.35);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-primary) !important;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-primary-light);
  transform: translateY(-2px);
}

.btn-accent {
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
  color: #FFFFFF !important;
}

.btn-accent:hover {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary) !important;
  border: 1.5px solid var(--color-primary-light);
}

.btn-outline:hover {
  background: var(--color-primary-light);
  color: #FFFFFF !important;
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid transparent;
}

.btn-ghost:hover {
  background: var(--color-surface-hover);
  color: var(--color-primary);
}

.btn-sm {
  font-size: 0.85rem;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
}

.btn-lg {
  font-size: 1.05rem;
  padding: 14px 28px;
  border-radius: var(--radius-lg);
}

/* Page Containers */
.app-main {
  flex: 1 0 auto;
  width: 100%;
  max-width: var(--max-content-width);
  margin: 0 auto;
  padding: 24px 20px 48px;
  min-height: calc(100vh - var(--header-height) - var(--player-height) - 140px);
}

.section-container {
  width: 100%;
}

.page-title {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-primary-dark);
  margin-bottom: 8px;
}

.page-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 780px;
  line-height: 1.5;
}

.section-header-banner {
  margin-bottom: 36px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 20px;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.section-subtitle {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}