/* ==========================================================================
   Synthete — base styles
   Structure: reset -> base -> layout -> components -> sections -> utilities
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
}

body,
h1, h2, h3, h4, p, figure {
  margin: 0;
}

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

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

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

button {
  font: inherit;
  cursor: pointer;
}

/* --- Base ------------------------------------------------------------------ */
body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: bold;
  line-height: 1.2;
  color: var(--color-dark);
}

h1 {
  font-size: var(--fs-title);
}

h2 {
  font-size: clamp(1.75rem, 1.4rem + 1.5vw, 2.25rem);
}

h3 {
  font-size: var(--fs-subtitle);
}

p {
  max-width: 60ch;
}

.section-eyebrow {
  font-family: var(--font-heading);
  font-size: var(--fs-caption);
  font-weight: bold;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
}

/* --- Layout helpers -------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--content-max-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.section {
  padding-block: var(--space-2xl);
}

.section-header {
  max-width: 640px;
  margin-bottom: var(--space-xl);
}

.section-header p {
  margin-top: var(--space-sm);
  color: var(--color-text-muted);
}

/* --- Site header / nav ------------------------------------------------------ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(240, 247, 244, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-sm);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-weight: bold;
  font-size: 1.1rem;
  color: var(--color-dark);
}

.brand img {
  height: 36px;
  width: auto;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--space-xs);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-dark);
  margin: 5px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.main-nav ul {
  display: flex;
  gap: var(--space-lg);
}

.main-nav a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-secondary);
  transition: color 0.15s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--color-primary);
}

/* --- Hero -------------------------------------------------------------------- */
.hero {
  background-color: var(--color-dark);
  background-image: url("../assets/images/hero-bg.svg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--color-on-dark);
  padding-block: var(--space-2xl);
  text-align: center;
}

.hero .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.hero-logo {
  width: min(140px, 30vw);
  height: auto;
  margin-bottom: var(--space-sm);
}

.hero h1 {
  color: var(--color-on-dark);
}

.hero .tagline {
  font-family: var(--font-heading);
  font-size: var(--fs-subtitle);
  color: var(--color-on-dark-muted);
}

.hero .lede {
  max-width: 60ch;
  color: rgba(255, 255, 255, 0.82);
}

.hero .cta-group {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
  flex-wrap: wrap;
  justify-content: center;
}

/* --- Buttons ------------------------------------------------------------------ */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--color-accent);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-on-dark);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
  border-color: var(--color-on-dark);
  transform: translateY(-1px);
}

/* --- Cards (left accent bar + top accent line motifs) -------------------------- */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-card);
  border-left: var(--accent-bar-width) solid var(--color-primary);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.card-top-line {
  border-left: none;
  border-top: var(--accent-line-height) solid var(--color-primary);
}

.card h3 {
  margin-bottom: var(--space-xs);
}

.card p {
  color: var(--color-text-muted);
}

.service-list {
  margin-top: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.service-list li {
  position: relative;
  padding-left: var(--space-sm);
  color: var(--color-text-muted);
}

.service-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-primary);
}

/* --- Grid ----------------------------------------------------------------------- */
.grid {
  display: grid;
  gap: var(--space-md);
}

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

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

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* --- Placeholder blocks (for content to be filled in later) -------------------- */
.placeholder {
  border: 1px dashed var(--color-ext-3);
  border-radius: var(--radius-md);
  background-color: var(--color-ext-2);
  color: var(--color-text-muted);
  padding: var(--space-md);
  text-align: center;
  font-size: 0.9rem;
}

.team-member {
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  box-shadow: var(--shadow-card);
  padding: var(--space-md);
  text-align: center;
}

.team-photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-md);
  border: 4px solid var(--color-primary);
  box-shadow: var(--shadow-card);
  background-color: var(--color-ext-1);
  object-fit: cover;
  margin: 0 auto var(--space-sm);
  display: block;
}

.team-bio {
  margin-top: var(--space-xs);
  color: var(--color-text-muted);
  font-size: 0.9rem;
  text-align: left;
  max-width: none;
}

/* --- Services (photo background) -------------------------------------------------- */
.services {
  position: relative;
  background-image:
    linear-gradient(160deg, rgba(26, 39, 68, 0.92) 0%, rgba(26, 86, 94, 0.85) 100%),
    url("../assets/images/services-bg.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--color-on-dark);
}

.services .section-eyebrow {
  color: var(--color-on-dark-muted);
}

.services .section-header h2,
.services .section-header p {
  color: var(--color-on-dark);
}

/* --- About section --------------------------------------------------------------- */
.about-content {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.pillar-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.pillar-list li {
  padding-left: var(--space-sm);
  border-left: 2px solid var(--color-ext-4);
}

.pillar-list strong {
  display: block;
  color: var(--color-secondary);
  font-family: var(--font-heading);
}

/* --- Mission (dark panel motif) ---------------------------------------------------- */
.mission {
  background-color: var(--color-secondary);
  color: var(--color-on-dark);
}

.mission .section-header p,
.mission .section-eyebrow {
  color: var(--color-on-dark-muted);
}

.mission h2 {
  color: var(--color-on-dark);
}

.mission .card p {
  color: var(--color-on-dark);
}

/* --- Contact ------------------------------------------------------------------------ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.contact-form label {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
  display: block;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  background-color: var(--color-surface);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.contact-item {
  padding-left: var(--space-sm);
  border-left: 2px solid var(--color-ext-4);
}

.contact-label {
  font-family: var(--font-heading);
  font-size: var(--fs-caption);
  font-weight: bold;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.contact-value {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: bold;
  color: var(--color-dark);
  max-width: none;
}

a.contact-value:hover,
a.contact-value:focus-visible {
  color: var(--color-primary);
}

/* --- Thank-you dialog -------------------------------------------------------------------- */
.thank-you-dialog {
  border: none;
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  max-width: 360px;
  width: calc(100% - var(--space-lg));
  text-align: center;
  box-shadow: var(--shadow-card-hover);
  border-top: var(--accent-line-height) solid var(--color-primary);
}

.thank-you-dialog::backdrop {
  background-color: rgba(26, 39, 68, 0.65);
}

.thank-you-dialog h3 {
  margin-bottom: var(--space-xs);
}

.thank-you-dialog p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  max-width: none;
}

/* --- Footer ---------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-dark);
  color: var(--color-on-dark-muted);
  padding-block: var(--space-lg);
  text-align: center;
  font-size: 0.85rem;
}

.site-footer .brand {
  justify-content: center;
  color: var(--color-on-dark);
  margin-bottom: var(--space-xs);
}

.site-footer p {
  margin-inline: auto;
}

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

  .about-content,
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  :root {
    --space-2xl: 3.5rem;
    --space-xl: 2.5rem;
  }

  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }

  .main-nav.is-open {
    max-height: 320px;
  }

  .main-nav ul {
    flex-direction: column;
    gap: 0;
  }

  .main-nav a {
    display: block;
    padding: var(--space-sm) var(--space-md);
    border-top: 1px solid var(--color-border);
  }

  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .hero .cta-group {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    text-align: center;
  }
}