/* ============================================
   Crown Growth — styles.css
   Dark, minimal, quiet authority
   ============================================ */

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

/* --- Custom Properties --- */
:root {
  /* Colors */
  --navy: #182244;
  --deep-navy: #10162C;
  --hero-navy: #182E47;
  --accent-blue: #46B7E4;
  --text-on-dark: #868CA9;
  --text-on-light: #8B8B8B;
  --white: #FFFFFF;
  --off-white: #F9F9F9;
  --card-bg: #0d1528;
  --card-border: #1a2844;

  /* Typography */
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --section-padding: 120px 0;
  --container-width: 1140px;
  --container-padding: 0 24px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
}

/* --- Base --- */
html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--navy);
  color: var(--text-on-dark);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--container-padding);
}

/* --- Typography --- */
h1, h2, h3 {
  font-family: var(--font-serif);
  color: var(--white);
  font-weight: 400;
  line-height: 1.3;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
}

h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
}

p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-on-dark);
}

/* --- Section Labels --- */
.section-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent-blue);
  margin-bottom: 24px;
}

/* --- Links & Buttons --- */
a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.btn-outline {
  display: inline-block;
  padding: 14px 32px;
  border: 1px solid var(--accent-blue);
  color: var(--accent-blue);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  text-decoration: none;
  transition: all var(--transition-medium);
  cursor: pointer;
}

.btn-outline:hover {
  background-color: var(--accent-blue);
  color: var(--white);
}

.btn-solid {
  display: inline-block;
  padding: 14px 32px;
  background-color: var(--accent-blue);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-medium);
}

.btn-solid:hover {
  background-color: #3aa0cc;
}

/* --- Sections --- */
section {
  padding: var(--section-padding);
}

/* --- Image Dividers --- */
.divider-image {
  width: 100%;
  height: 400px;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  position: relative;
}

.divider-throne {
  height: 500px;
}

@media (max-width: 768px) {
  .divider-throne {
    height: 320px;
  }
}

.divider-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    var(--navy) 0%,
    transparent 20%,
    transparent 80%,
    var(--navy) 100%
  );
}

/* ============================================
   Navigation
   ============================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all var(--transition-medium);
}

.nav.scrolled {
  background-color: rgba(24, 34, 68, 0.95);
  backdrop-filter: blur(10px);
  padding: 12px 0;
  border-bottom: 1px solid var(--card-border);
}

.nav-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav-logo img {
  height: 40px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 36px;
}

.nav-links a {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 1px;
  color: var(--text-on-dark);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--white);
  transition: all var(--transition-medium);
}

/* Mobile nav */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: rgba(24, 34, 68, 0.98);
    backdrop-filter: blur(10px);
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--card-border);
  }

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

  .nav-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-toggle.open span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
}

/* ============================================
   Hero
   ============================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: 65% 65%;
  background-color: var(--hero-navy);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(13, 21, 40, 0.55) 0%,
    rgba(13, 21, 40, 0.15) 40%,
    rgba(13, 21, 40, 0.35) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  padding-top: 160px;
}

.hero-content h1 {
  margin-bottom: 24px;
}

.hero-subline {
  font-size: 1.1rem;
  color: var(--text-on-dark);
  margin-bottom: 40px;
  max-width: 520px;
}

.hero .btn-outline {
  margin-top: 8px;
}

/* ============================================
   Client Logos
   ============================================ */

/* Client Logo Strip */
.client-logos-strip {
  padding: 48px 24px;
  background-color: rgba(24, 46, 71, 0.3);
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
}

.client-logos-strip .section-label {
  text-align: center;
  margin-bottom: 32px;
}

.logo-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 36px 40px;
}

.logo-row img {
  height: 36px;
  max-width: 140px;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%) brightness(0) invert(1);
  opacity: 0.25;
  image-rendering: -webkit-optimize-contrast;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

@media (max-width: 768px) {
  .logo-row img {
    height: 28px;
    max-width: 110px;
  }

  .logo-row {
    gap: 24px 32px;
  }
}

/* ============================================
   Pattern / Guide
   ============================================ */

.pattern {
  background-color: var(--hero-navy);
  padding: 100px 0;
  border-bottom: 1px solid var(--card-border);
  position: relative;
  background-image: linear-gradient(180deg, var(--hero-navy) 0%, #162742 100%);
}

.pattern::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 2px;
  background-color: var(--accent-blue);
  opacity: 0.6;
}

/* What We Do sits visually distinct against the lighter Pattern above it */
.what-we-do {
  padding-top: 120px;
  background-color: var(--navy);
  box-shadow: inset 0 20px 40px -20px rgba(0, 0, 0, 0.3);
}

.pattern-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: start;
}

.pattern-col h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.2rem);
  margin-bottom: 20px;
}

.pattern-col h3.pattern-heading {
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 2.4vw, 1.6rem);
  color: var(--accent-blue);
  font-weight: 400;
  margin-bottom: 20px;
}

.pattern-col p {
  font-size: 1.02rem;
  line-height: 1.8;
}

.pattern-col p + p {
  margin-top: 20px;
}

@media (max-width: 900px) {
  .pattern-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

/* ============================================
   What We Do
   ============================================ */

.what-we-do {
  background-color: var(--navy);
}

.section-intro {
  font-size: 1.1rem;
  line-height: 1.8;
  max-width: 680px;
  margin-bottom: 60px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  padding: 36px 32px;
  position: relative;
  transition: border-color var(--transition-medium);
}

.card:hover {
  border-color: var(--accent-blue);
}

.card-accent {
  width: 40px;
  height: 3px;
  background-color: var(--accent-blue);
  margin-bottom: 24px;
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 16px;
}

.card p {
  font-size: 0.95rem;
  line-height: 1.7;
}

.card-pillars {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin-bottom: 16px;
}

.card-pillars li {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent-blue);
  padding: 4px 12px;
  border: 1px solid rgba(70, 183, 228, 0.3);
}

@media (max-width: 1024px) {
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .cards-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Who We Serve
   ============================================ */

.who-we-serve {
  background-color: var(--navy);
}

.who-we-serve h2 {
  max-width: 640px;
  margin-bottom: 60px;
}

.serve-profile {
  margin-bottom: 60px;
}

.profile-items {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.profile-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.profile-value {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
}

.profile-label {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-on-dark);
}

.sectors-title {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-on-dark);
  margin-bottom: 20px;
}

.sector-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.sector-tag {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--text-on-dark);
  padding: 8px 18px;
  border: 1px solid var(--card-border);
  transition: all var(--transition-fast);
}

.sector-tag:hover {
  border-color: var(--accent-blue);
  color: var(--white);
}

@media (max-width: 1024px) {
  .profile-items {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .profile-items {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Results
   ============================================ */

.results {
  background-color: var(--deep-navy);
}

/* Stats */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 80px;
  padding-bottom: 80px;
  border-bottom: 1px solid var(--card-border);
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 300;
  color: var(--accent-blue);
  line-height: 1.1;
  margin-bottom: 8px;
}

.stat-label {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-on-dark);
}

/* Case Studies */
.case-studies {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.case-card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-left: 3px solid var(--accent-blue);
  padding: 32px 28px;
  transition: border-color var(--transition-medium);
}

.case-card:hover {
  border-color: var(--accent-blue);
}

.case-outcome {
  display: block;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 400;
  color: var(--accent-blue);
  margin-bottom: 16px;
}

.case-card p {
  font-size: 0.9rem;
  line-height: 1.75;
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px 40px;
}

.testimonial {
  padding: 24px 0;
  border-left: 2px solid rgba(70, 183, 228, 0.2);
  padding-left: 24px;
}

.testimonial blockquote {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--white);
  line-height: 1.7;
  margin: 0;
  opacity: 0.85;
}

.testimonial-attr {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--text-on-dark);
  margin-top: 14px;
  opacity: 0.7;
}

@media (max-width: 1024px) {
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1024px) {
  .case-studies {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-row {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .case-studies {
    grid-template-columns: 1fr;
  }

  .stats-row {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* ============================================
   Contact
   ============================================ */

.contact {
  background-color: var(--deep-navy);
}

.contact h2 {
  max-width: 520px;
  margin-bottom: 48px;
}

.contact-form {
  max-width: 520px;
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-on-dark);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  line-height: 1.5;
  transition: border-color var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent-blue);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-on-dark);
  opacity: 0.6;
}

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

.form-group select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23868CA9' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 42px;
  cursor: pointer;
}

.form-group select option {
  background-color: var(--card-bg);
  color: var(--white);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-row .form-group {
  margin-bottom: 24px;
}

@media (max-width: 600px) {
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
}

.contact-form .btn-solid {
  margin-top: 8px;
}

.form-status {
  margin-top: 16px;
  font-size: 0.9rem;
}

.form-status.success {
  color: #4ade80;
}

.form-status.error {
  color: #f87171;
}

/* ============================================
   Footer
   ============================================ */

.footer {
  background-color: var(--deep-navy);
  padding: 40px 0;
  border-top: 1px solid var(--card-border);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.footer-links a {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--text-on-dark);
  text-decoration: none;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.footer-links a:hover {
  opacity: 1;
  color: var(--accent-blue);
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-on-dark);
}

.footer-link {
  font-size: 0.7rem !important;
  opacity: 0.4 !important;
}

@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

/* ============================================
   Polish & Utilities
   ============================================ */

/* Offset for fixed nav when scrolling to anchors */
section[id] {
  scroll-margin-top: 80px;
}

/* Subtle fade-in on scroll (optional enhancement) */
@media (prefers-reduced-motion: no-preference) {
  .card, .case-card, .stat, .profile-item, .sector-tag {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  .card.visible, .case-card.visible, .stat.visible,
  .profile-item.visible, .sector-tag.visible {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Ensure parallax dividers don't break on mobile */
@media (max-width: 768px) {
  .divider-image {
    background-attachment: scroll;
    height: 250px;
  }
}