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

:root {
  --color-primary: #0f172a;        /* Slate 900 */
  --color-primary-dark: #0b1320;   /* Deep Navy */
  --color-accent: #16a34a;         /* Emerald Green (matches logo mark 'B') */
  --color-accent-hover: #15803d;
  --color-accent-light: #f0fdf4;
  --color-navy: #1e3a8a;          /* Classic Executive Navy */
  --color-navy-light: #eff6ff;
  --color-text-main: #0f172a;
  --color-text-muted: #475569;     /* Slate 600 */
  --color-text-subtle: #64748b;    /* Slate 500 */
  --color-border: #e2e8f0;        /* Slate 200 */
  --color-border-dark: #334155;   /* Slate 700 */
  --color-bg-light: #f8fafc;       /* Slate 50 */
  --color-bg-card: #ffffff;
  --font-display: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-body);
  color: var(--color-text-main);
  background-color: #ffffff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  padding: 0;
  line-height: 1.6;
  color: var(--color-text-muted);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  letter-spacing: -0.025em;
  font-weight: 700;
  line-height: 1.2;
}

.text-white, .bg-slate-900 h1, .bg-slate-900 h2, .bg-slate-900 h3, .bg-slate-950 h1, .bg-slate-950 h2, .bg-slate-950 h3 {
  color: #ffffff !important;
}

/* Executive Utility Classes */
.font-display { font-family: var(--font-display); }
.font-body { font-family: var(--font-body); }

/* Editorial Kicker Badge */
.kicker-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border-radius: 9999px;
  background-color: #f1f5f9;
  color: #1e293b;
  border: 1px solid #e2e8f0;
}

.kicker-badge-green {
  background-color: #f0fdf4;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.kicker-badge-dark {
  background-color: rgba(255, 255, 255, 0.08);
  color: #e2e8f0;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

/* Clean Professional Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.6rem;
  font-family: var(--font-display);
  font-size: 0.925rem;
  font-weight: 600;
  color: #ffffff;
  background-color: var(--color-primary);
  border: 1px solid var(--color-primary);
  border-radius: 0.5rem;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.08);
}
.btn-primary:hover {
  background-color: #1e293b;
  border-color: #1e293b;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.12);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.6rem;
  font-family: var(--font-display);
  font-size: 0.925rem;
  font-weight: 600;
  color: #0f172a;
  background-color: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 0.5rem;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
}
.btn-secondary:hover {
  background-color: #f8fafc;
  border-color: #94a3b8;
  color: #0f172a;
  transform: translateY(-1px);
}

.btn-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.6rem;
  font-family: var(--font-display);
  font-size: 0.925rem;
  font-weight: 600;
  color: #ffffff;
  background-color: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: 0.5rem;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  box-shadow: 0 1px 2px rgba(22, 163, 74, 0.2);
}
.btn-accent:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(22, 163, 74, 0.25);
}

/* Card Styling - Acceleration Partners inspired hairline styling */
.ap-card {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 0.75rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}
.ap-card:hover {
  border-color: #cbd5e1;
  box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.06), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
  transform: translateY(-2px);
}

.ap-card-dark {
  background-color: #1e293b;
  border: 1px solid #334155;
  border-radius: 0.75rem;
  color: #f1f5f9;
}
.ap-card-dark:hover {
  border-color: #475569;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

/* Operational Metric Box */
.metric-box {
  padding: 1.5rem;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 0.625rem;
}
.metric-num {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1;
  color: #0f172a;
  letter-spacing: -0.03em;
}
.metric-label {
  font-size: 0.85rem;
  color: #64748b;
  margin-top: 0.5rem;
  font-weight: 500;
}

/* Interactive Navigation Dropdown */
.nav-dropdown {
  position: relative;
}
.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 20rem;
  padding: 0.75rem 0;
  margin-top: 0.5rem;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 0.75rem;
  box-shadow: 0 12px 30px -4px rgba(15, 23, 42, 0.12);
  z-index: 60;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  display: block;
}

/* Form Styles */
.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  color: #0f172a;
  background-color: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 0.5rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  box-sizing: border-box;
}
.form-input:focus {
  border-color: #16a34a;
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.15);
}
.form-input.is-error {
  border-color: #ef4444;
}
.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #334155;
  margin-bottom: 0.4rem;
}

/* Mobile Nav Drawer */
#mobile-menu {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}
#mobile-menu.hidden {
  display: none;
}

/* Methodology Track */
.methodology-step {
  position: relative;
  padding: 1.75rem;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 0.75rem;
  height: 100%;
  box-sizing: border-box;
}
.methodology-step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 1.75rem;
  width: 2.5rem;
  height: 3px;
  background-color: var(--color-accent);
  border-radius: 2px;
}