/**
 * Fabrizio Fernandez Consulting — Personal brand styles
 *
 * Business: Professional consulting landing page for fabrizioconsulting.com.
 * Architecture: Single-page layout; CSS custom properties for theme; responsive.
 * Usage: Link from index.html; no build step.
 * Invalid/edge: Long text handled with line-clamp/break-words; reduced motion respected.
 */

:root {
  --color-bg: #0f1419;
  --color-bg-elevated: #1a222c;
  --color-text: #e6edf3;
  --color-text-muted: #8b9cad;
  --color-accent: #c9a227;
  --color-accent-hover: #ddb83a;
  --color-border: rgba(201, 162, 39, 0.2);
  --font-display: "DM Serif Display", Georgia, serif;
  --font-body: "Outfit", system-ui, sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --radius: 6px;
  --transition-duration: 0.2s;
  --focus-ring: 2px solid var(--color-accent);
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-tap-highlight-color: rgba(201, 162, 39, 0.2);
}

/* Skip link — accessibility */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-sm);
  z-index: 100;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  transition: transform var(--transition-duration), opacity var(--transition-duration);
}

.skip-link:focus {
  top: var(--space-sm);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-bg), 0 0 0 5px var(--color-accent);
}

/* Headings — scroll margin for anchor focus */
h1, h2, h3 {
  scroll-margin-top: 5rem;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
  text-wrap: balance;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(15, 20, 25, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.logo {
  text-decoration: none;
  color: var(--color-text);
  display: flex;
  flex-direction: column;
  gap: 0;
}

.logo:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: var(--radius);
  padding: 2px 4px;
  margin: -2px -4px;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.logo-tagline {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: var(--space-lg);
}

.nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
  padding: var(--space-xs) 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-duration), border-color var(--transition-duration);
}

.nav a:hover {
  color: var(--color-text);
  border-bottom-color: var(--color-accent);
}

.nav a:focus-visible {
  outline: none;
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  box-shadow: 0 2px 0 0 var(--color-accent);
}

/* Main */
main {
  min-height: 60vh;
}

/* Hero */
.hero {
  position: relative;
  padding: var(--space-2xl) var(--space-lg) var(--space-2xl);
  max-width: 1100px;
  margin: 0 auto;
  overflow: hidden;
}

.hero-inner {
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  margin: 0 0 var(--space-md);
  color: var(--color-text);
}

.hero-title em {
  font-style: italic;
  color: var(--color-accent);
}

.hero-lead {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 32ch;
  margin: 0 0 var(--space-xl);
  line-height: 1.65;
}

.hero-accent {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  max-width: 400px;
  height: 140%;
  background: radial-gradient(ellipse at center, rgba(201, 162, 39, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition-duration), color var(--transition-duration), border-color var(--transition-duration), transform var(--transition-duration);
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--color-bg), 0 0 0 5px var(--color-accent);
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
}

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

/* Sections */
.section {
  padding: var(--space-2xl) var(--space-lg);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  margin: 0 0 var(--space-lg);
  color: var(--color-text);
}

/* About */
.about {
  background: var(--color-bg-elevated);
}

.about-content {
  max-width: 56ch;
}

.about-content p {
  margin: 0 0 var(--space-md);
  color: var(--color-text-muted);
}

.about-lead {
  font-size: 1.125rem;
  color: var(--color-text) !important;
}

/* Services */
.services-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.service-card {
  padding: var(--space-lg);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  min-width: 0;
}

.service-card h3 {
  font-size: 1.25rem;
  margin: 0 0 var(--space-sm);
  color: var(--color-text);
}

.service-card p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* Contact */
.contact {
  background: var(--color-bg-elevated);
}

.contact-lead {
  margin: 0 0 var(--space-lg);
  color: var(--color-text-muted);
}

.contact-details {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.contact-link {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  text-decoration: none;
  color: var(--color-text);
  padding: var(--space-sm);
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: border-color var(--transition-duration), background-color var(--transition-duration);
}

.contact-link:hover {
  background: rgba(201, 162, 39, 0.08);
  border-color: var(--color-border);
}

.contact-link:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent);
}

.contact-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.contact-value {
  font-weight: 600;
  font-size: 1.125rem;
  font-variant-numeric: tabular-nums;
}

.contact-note {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* Footer */
.site-footer {
  padding: var(--space-lg) var(--space-lg);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.footer-brand {
  font-family: var(--font-display);
  margin: 0 0 var(--space-xs);
  color: var(--color-text);
}

.footer-domain {
  margin: 0;
  font-size: 0.9375rem;
}

.footer-domain a {
  color: var(--color-text-muted);
  text-decoration: none;
}

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

.footer-domain a:focus-visible {
  outline: none;
  color: var(--color-accent);
  text-decoration: underline;
}

/* Utility: long content */
.hero-lead,
.about-content p,
.service-card p {
  overflow-wrap: break-word;
}