/* Opal IT — blue→purple brand accents, mobile-first */

:root {
  /* Brand: sky blue → vivid violet (matches Opal IT logo) */
  --color-ink: #1a1a2e;
  --color-ink-soft: #3d3d5c;
  --color-muted: #5c5c80;
  --color-bg: #f7f7fb;
  --color-surface: #ffffff;
  --color-teal-deep: #1E1B4B;
  --color-teal: #5B2CFF;
  --color-teal-mid: #7C3AED;
  --color-teal-soft: #efe8ff;
  --color-teal-wash: #f5f0ff;
  --color-accent: #007BFF;
  --color-accent-end: #A100FF;
  --color-brand-grad: linear-gradient(90deg, #007BFF 0%, #6B2FFF 55%, #A100FF 100%);
  --color-border: #e0dceb;
  --color-error: #b42318;
  --font-sans: "Source Sans 3", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3.5rem;
  --space-2xl: 5.5rem;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(30, 27, 75, 0.06);
  --shadow-md: 0 8px 24px rgba(91, 44, 255, 0.10);
  --header-h: 4rem;
  --max-w: 68rem;
  --max-narrow: 42rem;
  --focus: 0 0 0 3px rgba(123, 60, 255, 0.35);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 0.75rem);
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-teal);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--color-teal-deep);
}

:focus-visible {
  outline: none;
  box-shadow: var(--focus);
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: var(--space-md);
  top: -100px;
  z-index: 1000;
  padding: 0.6rem 1rem;
  background: var(--color-teal-deep);
  color: #fff;
  border-radius: 6px;
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus {
  top: var(--space-sm);
}

.container {
  width: min(100% - 2rem, var(--max-w));
  margin-inline: auto;
}

.container.narrow {
  width: min(100% - 2rem, 56rem);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 247, 251, 0.92);
  backdrop-filter: blur(10px);
  border-top: 3px solid transparent;
  border-image: var(--color-brand-grad) 1;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: var(--space-md);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--color-teal-deep);
}

.brand:hover {
  color: var(--color-teal);
}

.brand-logo {
  width: auto;
  height: 2.6rem;
  max-width: 11rem;
  object-fit: contain;
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .brand-logo {
    height: 3.1rem;
    max-width: 13rem;
  }
}

.brand-wordmark {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  line-height: 1;
}

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0.6rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-surface);
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-teal-deep);
  border-radius: 1px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-nav {
  position: absolute;
  left: 0;
  right: 0;
  top: var(--header-h);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-md) 1rem var(--space-lg);
  display: none;
}

.site-nav.is-open {
  display: block;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.nav-list a {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--color-ink);
  text-decoration: none;
  font-weight: 500;
  border-radius: 8px;
}

.nav-list a:hover,
.nav-list a:focus-visible {
  background: var(--color-teal-soft);
  color: var(--color-teal-deep);
}

.nav-cta {
  background: var(--color-brand-grad) !important;
  color: #fff !important;
  text-align: center;
  margin-top: 0.5rem;
  border: none !important;
}

.nav-cta:hover,
.nav-cta:focus-visible {
  filter: brightness(1.08);
  color: #fff !important;
}

@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    display: block;
    background: transparent;
    border: none;
    padding: 0;
  }

  .nav-list {
    flex-direction: row;
    align-items: center;
    gap: 0.35rem;
  }

  .nav-list a {
    padding: 0.45rem 0.85rem;
  }

  .nav-cta {
    margin-top: 0;
    margin-left: 0.35rem;
    padding-inline: 1.1rem !important;
  }
}

/* Hero */
.hero {
  position: relative;
  padding: var(--space-xl) 0 var(--space-2xl);
  background:
    linear-gradient(165deg, var(--color-teal-wash) 0%, var(--color-bg) 55%, #fff 100%);
  overflow: hidden;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 40rem;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 var(--space-md);
  padding: 0.3rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-teal);
  background: var(--color-teal-soft);
  border-radius: 999px;
}

.hero h1 {
  margin: 0 0 var(--space-md);
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 5vw, 2.85rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-teal-deep);
}

.hero-lead {
  margin: 0 0 var(--space-lg);
  font-size: 1.125rem;
  color: var(--color-ink-soft);
  max-width: 36rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-accent {
  position: absolute;
  right: -10%;
  bottom: -20%;
  width: min(52vw, 28rem);
  height: min(52vw, 28rem);
  border-radius: 50%;
  background:
    radial-gradient(circle at 40% 40%, rgba(0, 123, 255, 0.18), transparent 65%),
    radial-gradient(circle at 70% 60%, rgba(161, 0, 255, 0.14), transparent 55%);
  pointer-events: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.8rem 1.35rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--color-brand-grad);
  color: #fff;
  border-color: transparent;
  background-size: 100% 100%;
}

.btn-primary:hover {
  filter: brightness(1.08);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--color-teal-deep);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-teal-mid);
  background: var(--color-surface);
  color: var(--color-teal-deep);
}

.btn-block {
  width: 100%;
}

/* Sections */
.section {
  padding: var(--space-2xl) 0;
}

.section-label {
  margin: 0 0 var(--space-sm);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-teal-mid);
}

.section h2 {
  margin: 0 0 var(--space-md);
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3.5vw, 2.15rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--color-teal-deep);
}

.section-intro {
  margin: 0 0 var(--space-xl);
  max-width: 36rem;
  color: var(--color-ink-soft);
  font-size: 1.1rem;
}

/* About */
.about {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.about-grid {
  display: grid;
  gap: var(--space-lg);
}

.about-copy p {
  margin: 0 0 1.1rem;
  color: var(--color-ink-soft);
}

.about-copy p:last-child {
  margin-bottom: 0;
}

.about-card {
  background: var(--color-teal-wash);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}


.about-portraits {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin: 0 0 var(--space-lg);
}

.about-portrait {
  margin: 0;
  text-align: center;
}

.about-portrait img {
  width: 100%;
  max-width: 100%;
  margin-inline: auto;
  aspect-ratio: 5 / 6;
  object-fit: cover;
  object-position: top center;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  background: var(--color-teal-soft);
}

.about-portrait figcaption {
  margin-top: 0.65rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-teal-deep);
}

.about-card-title {
  margin: 0 0 var(--space-md);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-teal-deep);
}

.check-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.check-list li {
  position: relative;
  padding-left: 1.75rem;
  color: var(--color-ink-soft);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35rem;
  width: 1.05rem;
  height: 1.05rem;
  border-radius: 50%;
  background: var(--color-teal-soft);
  box-shadow: inset 0 0 0 2px var(--color-teal-mid);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 6.2L4.8 8.5 9.5 3.5' fill='none' stroke='%235B2CFF' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 0.7rem;
}

@media (min-width: 800px) {
  .about-grid {
    grid-template-columns: 1.35fr 1fr;
    align-items: start;
    gap: var(--space-xl);
  }
}

/* Services */
.services {
  background: var(--color-bg);
}

.service-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-md);
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.service-card:hover {
  box-shadow: var(--shadow-md);
  border-color: #c4b5fd;
}

.service-icon {
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: var(--space-md);
  color: var(--color-teal);
}

.service-icon svg {
  width: 100%;
  height: 100%;
}

.service-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-teal-deep);
}

.service-card p {
  margin: 0;
  color: var(--color-ink-soft);
  font-size: 0.98rem;
}

@media (min-width: 640px) {
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .service-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .service-card-wide {
    grid-column: span 3;
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    column-gap: var(--space-md);
    align-items: start;
  }

  .service-card-wide .service-icon {
    grid-row: 1 / span 2;
    margin-bottom: 0;
  }
}

/* Contact */
.contact {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.contact-inner {
  display: grid;
  gap: var(--space-xl);
}

.contact-intro p {
  color: var(--color-ink-soft);
  max-width: 28rem;
}

.contact-details {
  margin-top: var(--space-lg);
  display: grid;
  gap: var(--space-md);
}

.contact-details p {
  margin: 0;
}

.contact-details strong {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 0.2rem;
}

.contact-form {
  background: var(--color-teal-wash);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.form-row {
  margin-bottom: var(--space-md);
}

.form-row label {
  display: block;
  margin-bottom: 0.4rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-ink);
}

.req {
  color: var(--color-teal);
}

.form-row input,
.form-row textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  font-family: inherit;
  font-size: 1rem;
  color: var(--color-ink);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-row input::placeholder,
.form-row textarea::placeholder {
  color: #8aa0aa;
}

.form-row input:hover,
.form-row textarea:hover {
  border-color: #c4b5fd;
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-teal-mid);
  box-shadow: var(--focus);
}

.form-row input.is-invalid,
.form-row textarea.is-invalid {
  border-color: var(--color-error);
}

.field-error {
  margin: 0.4rem 0 0;
  font-size: 0.875rem;
  color: var(--color-error);
}

.form-note {
  margin: var(--space-md) 0 0;
  font-size: 0.9rem;
  color: var(--color-muted);
}

.form-note.is-success {
  color: var(--color-teal-deep);
  font-weight: 500;
}

@media (min-width: 800px) {
  .contact-inner {
    grid-template-columns: 1fr 1.1fr;
    align-items: start;
    gap: var(--space-2xl);
  }

  .contact-form {
    padding: var(--space-xl);
  }
}

/* Footer */
.site-footer {
  background: var(--color-teal-deep);
  color: rgba(255, 255, 255, 0.85);
  padding: var(--space-xl) 0;
}

.footer-inner {
  display: grid;
  gap: var(--space-lg);
}

.footer-brand .brand-wordmark {
  color: #fff;
  display: inline-block;
  margin-bottom: 0.5rem;
}

.footer-motto {
  margin: 0;
  max-width: 22rem;
  font-size: 0.98rem;
  font-style: italic;
  color: rgba(255, 255, 255, 0.75);
}

.footer-meta p {
  margin: 0 0 0.4rem;
  font-size: 0.95rem;
}

.footer-meta a {
  color: #fff;
  text-decoration: none;
}

.footer-meta a:hover {
  text-decoration: underline;
}

.copyright {
  margin-top: var(--space-md) !important;
  font-size: 0.85rem !important;
  color: rgba(255, 255, 255, 0.55);
}

@media (min-width: 700px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    align-items: end;
  }

  .footer-meta {
    text-align: right;
  }
}

.assessments {
  background: linear-gradient(180deg, #f3f0ff 0%, var(--color-bg) 100%);
}

.assess-intro {
  max-width: 42rem;
}

.assess-tagline {
  margin: 0 0 var(--space-xl);
  font-family: var(--font-serif, "Source Serif 4", Georgia, serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-teal-deep);
}

.assess-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-md);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .assess-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 960px) {
  .assess-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.assess-card {
  margin: 0;
  padding: var(--space-lg);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.assess-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
  color: var(--color-teal-deep);
}

.assess-meta {
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: var(--color-brand-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.assess-card p:last-child {
  margin: 0;
  color: var(--color-text-muted, #4b5563);
  line-height: 1.55;
}

.assess-cta {
  margin-top: var(--space-xl);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
}

.assess-cta p {
  margin: 0;
  flex: 1 1 16rem;
}

.hp-field {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-note.is-error {
  color: #b42318;
}

.form-note.is-success {
  color: var(--color-teal-deep);
}