/*
  Corvus Consulting - Redesign
  A cleaner, more editorial approach
*/

:root {
  --black: #1a1a1a;
  --gray-dark: #4a4a4a;
  --gray: #717171;
  --gray-light: #e5e5e5;
  --white: #fafafa;
  --accent: #1d676f;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--black);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* --------------------------------
   Header
   -------------------------------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--gray-light);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo img {
  width: 100%;
  height: 80px;
}

.logo span {
  font-weight: 600;
  font-size: 2.2rem;
  letter-spacing: 0.02em;
}

.nav {
  display: flex;
  gap: 2.5rem;
}

.nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-dark);
  transition: color 0.2s;
}

.nav a:hover {
  color: var(--black);
}

.menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-btn span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--black);
  margin: 4px 0;
}

/* --------------------------------
   Hero
   -------------------------------- */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 2rem;
}

.hero-tag {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.hero-desc {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--gray-dark);
  max-width: 480px;
  margin-bottom: 2rem;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.btn {
  display: inline-block;
  padding: 0.9rem 1.8rem;
  background: var(--black);
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 500;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}

.btn:hover {
  background: var(--gray-dark);
  transform: translateY(-1px);
}

.btn-text {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-dark);
  border-bottom: 1px solid var(--gray);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}

.btn-text:hover {
  color: var(--black);
  border-color: var(--black);
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  border-radius: 2px;
}

.hero-image figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  color: white;
  font-size: 0.85rem;
}

.hero-image figcaption strong {
  display: block;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

/* --------------------------------
   Intro
   -------------------------------- */
.intro {
  max-width: 800px;
  margin: 0 auto;
  padding: 4rem 2rem 6rem;
  text-align: center;
}

.intro p {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  line-height: 1.6;
  color: var(--gray-dark);
}

.intro em {
  font-style: italic;
}

/* --------------------------------
   Services
   -------------------------------- */
.services {
  background: var(--black);
  color: var(--white);
  padding: 6rem 2rem;
}

.services-header {
  max-width: 1200px;
  margin: 0 auto 4rem;
}

.services-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.services-header p {
  color: rgba(255,255,255,0.6);
  font-size: 1.05rem;
}

.services-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
}

.service {
  padding: 1.5rem 0;
  border-top: 1px solid rgba(255,255,255,0.15);
}

.service h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.service p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.65);
}

/* --------------------------------
   About
   -------------------------------- */
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 2rem;
}

.about-text h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.about-text p {
  color: var(--gray-dark);
  margin-bottom: 1rem;
  max-width: 520px;
}

.about-text p:last-of-type {
  margin-bottom: 2.5rem;
}

.about-stats {
  display: flex;
  gap: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-light);
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 500;
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.about-image img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  object-position: center center;
  border-radius: 2px;
}

/* --------------------------------
   Work
   -------------------------------- */
.work {
  background: #f5f5f5;
  padding: 6rem 2rem;
}

.work h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 500;
  max-width: 1200px;
  margin: 0 auto 0.5rem;
}

.work-intro {
  color: var(--gray);
  max-width: 1200px;
  margin: 0 auto 3rem;
}

.work-list {
  list-style: none;
  max-width: 1200px;
  margin: 0 auto;
}

.work-list li {
  border-bottom: 1px solid var(--gray-light);
}

.work-list li:first-child {
  border-top: 1px solid var(--gray-light);
}

.work-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  transition: padding 0.2s;
}

.work-list a:hover {
  padding-left: 1rem;
}

.work-title {
  font-weight: 500;
  font-size: 1.05rem;
}

.work-meta {
  font-size: 0.85rem;
  color: var(--gray);
}

/* --------------------------------
   Contact
   -------------------------------- */
.contact {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 2rem;
}

.contact-info h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 500;
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--gray-dark);
  margin-bottom: 2rem;
  max-width: 360px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.contact-link {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--black);
  transition: color 0.2s;
}

.contact-link:hover {
  color: var(--accent);
}

.contact-info address {
  font-style: normal;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--gray);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.contact-form label span {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-dark);
}

.contact-form input,
.contact-form textarea {
  padding: 0.9rem 1rem;
  font: inherit;
  font-size: 0.95rem;
  border: 1px solid var(--gray-light);
  border-radius: 4px;
  background: white;
  transition: border-color 0.2s;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--gray);
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form .btn {
  align-self: flex-start;
  margin-top: 0.5rem;
}

.form-status {
  display: none;
  padding: 1rem;
  border-radius: 4px;
  font-size: 0.9rem;
}

.form-status.is-visible {
  display: block;
}

.form-status.is-success {
  background: #e8f5e9;
  color: #2e7d32;
}

.form-status.is-error {
  background: #ffebee;
  color: #c62828;
}

/* --------------------------------
   Footer
   -------------------------------- */
.footer {
  border-top: 1px solid var(--gray-light);
  padding: 2rem;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-weight: 600;
  font-size: 0.9rem;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--gray);
}

/* --------------------------------
   Responsive
   -------------------------------- */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding: 4rem 2rem;
  }

  .hero-content {
    order: 2;
  }

  .hero-image {
    order: 1;
    max-width: 500px;
  }

  .services-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .about {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-image {
    order: -1;
  }

  .contact {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .work-list a {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.3rem;
  }
}

@media (max-width: 600px) {
  .header-inner {
    padding: 1rem 1.5rem;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-light);
    padding: 1rem 0;
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 0.75rem 1.5rem;
  }

  .menu-btn {
    display: block;
  }

  .hero {
    padding: 3rem 1.5rem;
  }

  .hero-cta {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .services {
    padding: 4rem 1.5rem;
  }

  .services-list {
    grid-template-columns: 1fr;
  }

  .about,
  .contact {
    padding: 4rem 1.5rem;
  }

  .about-stats {
    flex-wrap: wrap;
    gap: 2rem;
  }

  .work {
    padding: 4rem 1.5rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}

/* Focus states */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}