/* ================================================
   NULIGHT CONSULTING — MAIN STYLESHEET
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=Alef:wght@400;700&family=Lato:wght@300;400&family=Dancing+Script:wght@400;600&display=swap');

/* ── Variables ── */
:root {
  --navy-deep:  #10142D;
  --navy:       #0F152F;
  --blue-light: #A2BCD7;
  --cream:      #E6E1D2;
  --off-white:  #F2F1EC;
  --white:      #FFFFFF;

  --font-serif:  'Cormorant Garamond', Georgia, serif;
  --font-sans:   'Alef', 'Helvetica Neue', sans-serif;
  --font-body:   'Lato', Arial, sans-serif;
  --font-script: 'Dancing Script', cursive;

  --transition: all 0.3s ease;
  --shadow:     0 4px 24px rgba(16,20,45,0.08);
  --shadow-lg:  0 8px 48px rgba(16,20,45,0.14);
  --max-width:  1200px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html  { scroll-behavior: smooth; }
body  { font-family: var(--font-body); font-weight: 300; font-size: 17px; line-height: 1.7; color: var(--navy-deep); background: var(--off-white); }
img   { max-width: 100%; height: auto; display: block; }
a     { color: inherit; text-decoration: none; }
ul    { list-style: none; }

/* ── Typography ── */
h1, h2, h3 { font-family: var(--font-serif); font-weight: 300; line-height: 1.2; letter-spacing: 0.01em; }
h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
p  { font-size: 1rem; line-height: 1.85; opacity: 0.82; }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--blue-light);
  display: block;
  margin-bottom: 1rem;
}

.divider        { width: 56px; height: 2px; background: var(--blue-light); margin: 1.5rem 0; }
.divider--center { margin: 1.5rem auto; }

/* ── Layout ── */
.container     { max-width: var(--max-width); margin: 0 auto; padding: 0 2rem; }
.section       { padding: 6rem 0; }
.section--sm   { padding: 3.5rem 0; }

.section--dark     { background: var(--navy-deep); }
.section--cream    { background: var(--cream); }
.section--off-white{ background: var(--off-white); }
.section--white    { background: var(--white); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr;            gap: 4rem; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr);      gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr);      gap: 2rem; }

.text-center { text-align: center; }
.section-intro { max-width: 600px; }
.section-intro--center { margin: 0 auto; }

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: 0.85rem 2.2rem;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.btn--primary       { background: var(--navy-deep); color: var(--white); border-color: var(--navy-deep); }
.btn--primary:hover { background: transparent; color: var(--navy-deep); }

.btn--outline       { background: transparent; color: var(--navy-deep); border-color: var(--navy-deep); }
.btn--outline:hover { background: var(--navy-deep); color: var(--white); }

.btn--white         { background: var(--white); color: var(--navy-deep); border-color: var(--white); }
.btn--white:hover   { background: transparent; color: var(--white); }

.btn--outline-white         { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.7); }
.btn--outline-white:hover   { background: var(--white); color: var(--navy-deep); }

.btn-group { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.2rem 0;
  transition: var(--transition);
}

/* When stat-banner is present (home page only), push nav below it */
.has-banner .nav { top: 34px; }

@media (max-width: 600px) {
  .has-banner .nav { top: 52px; }
}

.nav.scrolled {
  background: var(--white);
  box-shadow: 0 2px 20px rgba(16,20,45,0.08);
  padding: 0.75rem 0;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.nav__logo { display: flex; align-items: center; gap: 0.75rem; }
.nav__logo-icon { width: 38px; height: auto; flex-shrink: 0; }
.nav__logo-text {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--white);
  transition: var(--transition);
}

.nav--light .nav__logo-text    { color: var(--white); }
.nav.scrolled .nav__logo-text  { color: var(--navy-deep); }

.nav__links { display: flex; align-items: center; gap: 2.5rem; }

.nav__link {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
  transition: var(--transition);
  position: relative;
}

.nav.scrolled .nav__link { color: var(--navy-deep); }

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 1px;
  background: var(--blue-light);
  transform: scaleX(0);
  transition: var(--transition);
}
.nav__link:hover::after,
.nav__link.active::after { transform: scaleX(1); }

.nav__cta {
  margin-left: 1rem;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.nav__cta:hover { background: var(--white); color: var(--navy-deep); }
.nav.scrolled .nav__cta { color: var(--navy-deep); border-color: var(--navy-deep); }
.nav.scrolled .nav__cta:hover { background: var(--navy-deep); color: var(--white); }

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav__hamburger span { display: block; width: 24px; height: 2px; background: var(--white); transition: var(--transition); }
.nav.scrolled .nav__hamburger span { background: var(--navy-deep); }

/* Mobile overlay menu */
.nav__mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--navy-deep);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
}
.nav__mobile.open { display: flex; }
.nav__mobile-link { font-family: var(--font-serif); font-size: 2rem; color: var(--white); font-weight: 300; }
.nav__mobile-link:hover { color: var(--blue-light); }
.nav__mobile-close {
  position: absolute;
  top: 1.5rem; right: 2rem;
  background: none; border: none;
  color: var(--white); font-size: 1.8rem;
  cursor: pointer; opacity: 0.7;
}
.nav__mobile-close:hover { opacity: 1; }

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--navy-deep) 0%, #16213e 55%, var(--navy) 100%);
}

.hero--page {
  min-height: 48vh;
  align-items: flex-end;
  padding-bottom: 5rem;
  padding-top: 6rem;
}

/* Geometric background decoration */
.hero__geo {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero__geo::before {
  content: '';
  position: absolute;
  bottom: -8%;
  right: -4%;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  border: 70px solid var(--blue-light);
  opacity: 0.055;
}
.hero__geo::after {
  content: '';
  position: absolute;
  top: 8%;
  right: 8%;
  width: 0; height: 0;
  border-left: 260px solid transparent;
  border-bottom: 450px solid var(--blue-light);
  opacity: 0.07;
}

.hero__content { position: relative; z-index: 1; max-width: 660px; }

.hero__eyebrow { color: var(--blue-light); font-family: var(--font-sans); font-size: 0.68rem; letter-spacing: 0.22em; text-transform: uppercase; display: block; margin-bottom: 1.5rem; opacity: 0.9; }

.hero h1       { color: var(--white); margin-bottom: 1.5rem; font-weight: 300; }
.hero h1 em    { font-style: italic; color: var(--blue-light); }
.hero__sub     { font-size: 1.05rem; color: var(--cream); opacity: 0.88; margin-bottom: 2.5rem; max-width: 500px; }
.hero--page h2 { color: var(--white); font-weight: 300; margin-bottom: 0.5rem; }
.hero--page p  { color: var(--cream); opacity: 0.75; font-size: 1rem; }

/* ── Trust Bar ── */
.trust-bar { background: var(--cream); padding: 1.4rem 0; border-bottom: 1px solid rgba(16,20,45,0.08); }
.trust-bar__inner { display: flex; align-items: center; justify-content: center; gap: 3rem; flex-wrap: wrap; }
.trust-item { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-sans); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--navy-deep); opacity: 0.8; }
.trust-dot { width: 5px; height: 5px; background: var(--blue-light); border-radius: 50%; flex-shrink: 0; }

/* ── Service Cards ── */
.service-card {
  background: var(--white);
  padding: 2.5rem;
  border-top: 3px solid transparent;
  box-shadow: var(--shadow);
  transition: var(--transition);
  cursor: default;
}
.service-card:hover {
  border-top-color: var(--blue-light);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}
.service-card__num   { font-family: var(--font-serif); font-size: 2.8rem; color: var(--cream); line-height: 1; margin-bottom: 1rem; }
.service-card__title { font-family: var(--font-serif); font-size: 1.3rem; color: var(--navy-deep); margin-bottom: 0.6rem; font-weight: 400; }
.service-card__text  { font-size: 0.88rem; line-height: 1.7; opacity: 0.72; margin-bottom: 1.5rem; }
.service-card__link  { font-family: var(--font-sans); font-size: 0.65rem; letter-spacing: 0.13em; text-transform: uppercase; color: var(--navy-deep); border-bottom: 1px solid var(--blue-light); padding-bottom: 2px; display: inline-block; transition: var(--transition); }
.service-card__link:hover { color: var(--blue-light); }

/* ── Differentiators ── */
.differentiator { padding: 2rem 0; border-bottom: 1px solid rgba(255,255,255,0.08); display: grid; grid-template-columns: 56px 1fr; gap: 1.5rem; align-items: start; }
.differentiator:last-child { border-bottom: none; }
.diff__num  { font-family: var(--font-serif); font-size: 0.85rem; color: var(--blue-light); padding-top: 0.3rem; letter-spacing: 0.08em; }
.diff__title { font-family: var(--font-serif); font-size: 1.25rem; color: var(--white); font-weight: 300; margin-bottom: 0.4rem; }
.diff__text  { font-size: 0.9rem; color: var(--cream); opacity: 0.72; line-height: 1.75; }

/* ── Testimonials ── */
.testimonial {
  background: var(--white);
  padding: 2.5rem;
  box-shadow: var(--shadow);
  position: relative;
}
.testimonial::before { content: '"'; font-family: var(--font-serif); font-size: 5rem; color: var(--blue-light); opacity: 0.28; position: absolute; top: 0.25rem; left: 1.25rem; line-height: 1; }
.testimonial__text   { font-family: var(--font-serif); font-size: 1rem; font-style: italic; line-height: 1.85; color: var(--navy-deep); margin-bottom: 1.5rem; opacity: 0.88; }
.testimonial__author { font-family: var(--font-sans); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; opacity: 0.5; }

/* ── CTA Section ── */
.cta-section {
  background: var(--navy-deep);
  padding: 6rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 700px; height: 700px;
  border-radius: 50%;
  border: 70px solid rgba(162,188,215,0.06);
  pointer-events: none;
}
.cta-section h2 { color: var(--white); margin-bottom: 1rem; }
.cta-section p  { color: var(--cream); opacity: 0.8; max-width: 460px; margin: 0 auto 2.5rem; }

/* ── Contact Form ── */
.form-group { margin-bottom: 1.5rem; }
label { display: block; font-family: var(--font-sans); font-size: 0.65rem; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 0.5rem; opacity: 0.65; }
input, select, textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--off-white);
  border: 1px solid rgba(16,20,45,0.12);
  font-family: var(--font-body); font-size: 0.95rem;
  color: var(--navy-deep);
  transition: var(--transition);
  appearance: none;
  border-radius: 0;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--blue-light); background: var(--white); }
textarea { resize: vertical; min-height: 140px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }

.form-success {
  display: none;
  background: var(--cream);
  border-left: 3px solid var(--blue-light);
  padding: 1.25rem 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  margin-top: 1rem;
  color: var(--navy-deep);
}

/* ── Contact Info Cards ── */
.contact-info-card {
  background: var(--white);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.25rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.contact-info-card__icon { font-size: 1.1rem; margin-top: 0.1rem; flex-shrink: 0; }
.contact-info-card__label { font-family: var(--font-sans); font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; opacity: 0.55; margin-bottom: 0.25rem; }
.contact-info-card__value { font-size: 0.95rem; color: var(--navy-deep); }
.contact-info-card__value a { transition: var(--transition); }
.contact-info-card__value a:hover { color: var(--blue-light); }

/* ── About Page ── */
.about-visual {
  position: relative;
  aspect-ratio: 1/1;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-visual__label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(15, 21, 47, 0.88);
  color: var(--white);
  padding: 1.25rem 1.5rem;
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  font-weight: 300;
  line-height: 1.5;
  backdrop-filter: blur(4px);
}

@media (max-width: 900px) {
  .about-visual__label {
    font-size: 0.82rem;
    padding: 0.75rem 1rem;
    line-height: 1.4;
  }
}

@media (max-width: 600px) {
  .about-visual__label {
    display: none;
  }
}
.about-visual__frame {
  position: absolute;
  top: 1.5rem; right: -1.5rem;
  width: 50%; height: 50%;
  border: 2px solid var(--blue-light);
  opacity: 0.3;
  z-index: -1;
}

.photo-placeholder-note {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy-deep);
  opacity: 0.35;
  z-index: 1;
}

.value-row { padding: 1.75rem 0; border-bottom: 1px solid rgba(16,20,45,0.1); }
.value-row:last-child { border-bottom: none; }
.value-row__title { font-family: var(--font-serif); font-size: 1.2rem; color: var(--navy-deep); margin-bottom: 0.35rem; font-weight: 400; }
.value-row__text  { font-size: 0.9rem; opacity: 0.7; }

.brand-meaning { background: var(--navy-deep); padding: 4rem; }
.brand-meaning h3 { font-family: var(--font-script); font-size: 2.2rem; color: var(--blue-light); margin-bottom: 1.5rem; font-weight: 400; }
.brand-meaning p { color: var(--cream); opacity: 0.82; font-size: 0.95rem; line-height: 1.85; }

/* ── Services Detail (services page) ── */
.service-block {
  padding: 5rem 0;
  border-bottom: 1px solid rgba(16,20,45,0.08);
}
.service-block:last-child { border-bottom: none; }
.service-block__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.service-block--alt .service-block__visual { order: -1; }
.service-block__num   { font-family: var(--font-serif); font-size: 5.5rem; color: var(--cream); line-height: 1; margin-bottom: -1rem; display: block; }
.service-block__title { font-family: var(--font-serif); font-size: 2rem; font-weight: 300; color: var(--navy-deep); margin-bottom: 0.75rem; }
.service-block__intro { font-size: 0.95rem; line-height: 1.8; opacity: 0.78; margin-bottom: 1.75rem; }
.service-block__list  { margin-bottom: 2rem; }
.service-block__list li { display: flex; gap: 0.75rem; align-items: center; padding: 0.4rem 0; font-size: 0.9rem; opacity: 0.8; }
.service-block__list li::before { content: ''; width: 22px; height: 1px; background: var(--blue-light); flex-shrink: 0; }
.service-block__visual {
  aspect-ratio: 4/3;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.service-block__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ── Footer ── */
.footer { background: var(--navy); padding: 2rem 0 2rem; }
.footer__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; margin-bottom: 2.5rem; }
.footer__brand { grid-column: 1 / -1; text-align: center; padding-bottom: 1.5rem; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer__brand-desc { font-size: 0.88rem; color: var(--cream); opacity: 0.6; margin-top: 0.25rem; line-height: 1.75; }
.footer__heading { font-family: var(--font-sans); font-size: 0.62rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--blue-light); margin-bottom: 1.25rem; }
.footer__links { display: flex; flex-direction: column; gap: 0.65rem; }
.footer__link { font-size: 0.88rem; color: var(--cream); opacity: 0.6; transition: var(--transition); }
.footer__link:hover { opacity: 1; }
.footer__contact-row { display: flex; gap: 0.75rem; margin-bottom: 0.75rem; font-size: 0.88rem; color: var(--cream); opacity: 0.6; }
.footer__bottom { padding-top: 2rem; border-top: 1px solid rgba(255,255,255,0.08); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer__copy { font-size: 0.75rem; font-family: var(--font-sans); letter-spacing: 0.05em; color: var(--cream); opacity: 0.4; }
.footer__social { display: flex; gap: 1.5rem; }
.footer__social-link { font-family: var(--font-sans); font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--cream); opacity: 0.45; transition: var(--transition); }
.footer__social-link:hover { opacity: 1; color: var(--blue-light); }

/* ── Scroll Animations ── */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }
.fade-up:nth-child(4) { transition-delay: 0.3s; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__cta   { display: none; }
  .nav__hamburger { display: flex; }

  .grid-2, .grid-3, .grid-4,
  .service-block__inner { grid-template-columns: 1fr; gap: 2.5rem; }

  .service-block--alt .service-block__visual { order: 0; }

  .form-grid { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer__bottom { flex-direction: column; text-align: center; }
  .trust-bar__inner { flex-direction: column; gap: 1rem; text-align: center; }
  .brand-meaning { padding: 2.5rem; }
  .about-visual__label { position: static; margin-top: 1.5rem; max-width: 100%; }
  .about-visual__frame { display: none; }
  .section { padding: 4rem 0; }
  .cta-section { padding: 4rem 0; }
  .hero--page { min-height: auto; padding-top: 8rem; padding-bottom: 3.5rem; }
}

@media (max-width: 480px) {
  .container { padding: 0 1.25rem; }
  .btn-group { flex-direction: column; }
  .btn-group .btn { text-align: center; }
}