/* ========================
   DESIGN TOKENS
   ======================== */
:root {
  --bg:            #FFFDF8;
  --bg-alt:        #F8F2E8;
  --primary:       #D16B3A;
  --primary-dark:  #B85A2D;
  --primary-light: #FCEEE5;
  --text:          #231F1B;
  --text-muted:    #6D5E56;
  --border:        #EBE4DA;
  --white:         #FFFFFF;

  --radius:    12px;
  --radius-lg: 20px;

  --shadow:    0 2px 12px rgba(35, 31, 27, 0.08);
  --shadow-lg: 0 8px 32px rgba(35, 31, 27, 0.13);

  --font:       'DM Sans', -apple-system, sans-serif;
  --max-w:      1160px;
  --pad:        clamp(16px, 4vw, 24px);
  --transition: 0.2s ease;
}

/* ========================
   RESET & BASE
   ======================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; font-size: 1rem; }
textarea { resize: vertical; }

/* ========================
   UTILITIES
   ======================== */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-header {
  text-align: center;
  max-width: 580px;
  margin-inline: auto;
  margin-bottom: 56px;
}
.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.section-header p { color: var(--text-muted); font-size: 1.0625rem; }

/* ========================
   BUTTONS
   ======================== */
.btn {
  display: inline-flex;
  align-items: center;
  padding: 12px 24px;
  border-radius: 50px;
  font-size: 0.9375rem;
  font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn--primary {
  background: var(--primary);
  color: var(--white);
}
.btn--primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(209, 107, 58, 0.38);
}
.btn--ghost {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
}
.btn--ghost:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.btn--nav  { padding: 9px 20px; font-size: 0.875rem; }
.btn--full { width: 100%; justify-content: center; padding: 14px; font-size: 1rem; }

/* ========================
   FADE-IN ANIMATIONS
   ======================== */
.fade-in {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.fade-in.visible       { opacity: 1; transform: none; }
.fade-in--delay        { transition-delay: 0.18s; }

/* ========================
   NAVIGATION
   ======================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 253, 248, 0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.nav.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 1px 14px rgba(35, 31, 27, 0.07);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 32px;
}
.nav__logo {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-size: 1.6875rem;
  font-weight: 700;
  color: var(--text);
  flex-shrink: 0;
}
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: #FFFFFF;
  padding: 0.08em 0.18em;
  border-radius: 4px;
  font-weight: 700;
  line-height: 1;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav__links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
}
.nav__links a:hover { color: var(--text); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ========================
   HERO
   ======================== */
.hero { padding: clamp(72px, 10vw, 120px) 0 clamp(72px, 10vw, 100px); }
.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero__text h1 {
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.13;
  letter-spacing: -0.025em;
  margin-bottom: 20px;
}
.hero__sub {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 460px;
  margin-bottom: 32px;
}
.hero__ctas { display: flex; gap: 12px; flex-wrap: wrap; }

.hero__cards { display: flex; flex-direction: column; gap: 16px; }

.result-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.result-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.result-card--1::before { background: var(--primary); }
.result-card--2::before { background: #4C9B8C; }
.result-card--3::before { background: #E8A03A; }

.result-card__tag {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.result-card__metric {
  font-size: 1.875rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin-bottom: 3px;
}
.result-card--1 .result-card__metric { color: var(--primary); }
.result-card--2 .result-card__metric { color: #3F8879; }
.result-card--3 .result-card__metric { color: #C8841A; }
.result-card__label  { font-size: 0.8125rem; color: var(--text-muted); }
.result-card__client { font-size: 0.75rem; color: var(--text-muted); font-style: italic; margin-top: 2px; }

/* ========================
   SERVICES
   ======================== */
.services { background: var(--bg-alt); padding: clamp(64px, 8vw, 100px) 0; }
.services__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  transition: box-shadow var(--transition), transform var(--transition);
}
.service-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }

.service-card--featured { border-color: var(--primary); }
.service-card__badge {
  position: absolute;
  top: -12px;
  left: 32px;
  background: var(--primary);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 50px;
  letter-spacing: 0.04em;
}
.service-card__icon {
  width: 52px; height: 52px;
  background: var(--primary-light);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  margin-bottom: 20px;
}
.service-card h3  { font-size: 1.25rem; font-weight: 700; margin-bottom: 10px; }
.service-card p   { font-size: 0.9375rem; color: var(--text-muted); margin-bottom: 20px; }

.service-card__list { display: flex; flex-direction: column; gap: 9px; }
.service-card__list li {
  font-size: 0.875rem;
  color: var(--text-muted);
  padding-left: 20px;
  position: relative;
}
.service-card__list li::before {
  content: '\2192';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-size: 0.8125rem;
}

/* ========================
   IMPACT / WHY IT WORKS
   ======================== */
.impact { background: var(--text); padding: clamp(64px, 8vw, 100px) 0; }
.impact .section-header h2 { color: var(--white); }
.impact .section-header p  { color: rgba(255,255,255,0.55); }

.impact__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.impact-stat {
  padding: 36px 28px;
  background: var(--text);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: background var(--transition);
}
.impact-stat:hover { background: #2E2925; }

.impact-stat__number {
  font-size: clamp(2rem, 3.5vw, 2.875rem);
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
  letter-spacing: -0.03em;
}
.impact-stat__desc {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.55;
  flex: 1;
}
.impact-stat__source {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.3);
  font-style: italic;
  margin-top: 4px;
}

@media (max-width: 900px) {
  .impact__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .impact__grid { grid-template-columns: 1fr; }
}

/* ========================
   PORTFOLIO
   ======================== */
.portfolio { padding: clamp(64px, 8vw, 100px) 0; }
.portfolio__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.portfolio-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.portfolio-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.portfolio-card__inner {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 230px;
}
.portfolio-card__type {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: rgba(255,255,255,0.9);
  background: rgba(255,255,255,0.18);
  padding: 4px 12px;
  border-radius: 50px;
  align-self: flex-start;
}
.portfolio-card h4  { font-size: 1.125rem; font-weight: 700; color: #FFFFFF; margin-top: 4px; }
.portfolio-card p   { font-size: 0.875rem; color: rgba(255,255,255,0.82); flex: 1; line-height: 1.55; }
.portfolio-card__result {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 700;
  color: #FFFFFF;
  background: rgba(255,255,255,0.18);
  border: 1px solid rgba(255,255,255,0.3);
  padding: 5px 14px;
  border-radius: 50px;
  align-self: flex-start;
  margin-top: 4px;
}

.portfolio-card--rust   { background: linear-gradient(135deg, #C0552A 0%, #E87C4F 100%); }
.portfolio-card--teal   { background: linear-gradient(135deg, #2D7A6B 0%, #4EADA0 100%); }
.portfolio-card--amber  { background: linear-gradient(135deg, #B8750F 0%, #E8A030 100%); }
.portfolio-card--sage   { background: linear-gradient(135deg, #4A7055 0%, #72A880 100%); }
.portfolio-card--rose   { background: linear-gradient(135deg, #9B3F5E 0%, #CC6B8C 100%); }
.portfolio-card--indigo { background: linear-gradient(135deg, #3A4FA3 0%, #6476C8 100%); }

/* ========================
   ABOUT
   ======================== */
.about { background: var(--bg-alt); padding: clamp(64px, 8vw, 100px) 0; }
.about__inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 72px;
  align-items: center;
}
.about__photo {
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.about__photo-img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 55% 72%;
  border-radius: var(--radius-lg);
  display: block;
  filter: contrast(1.08) brightness(1.03) saturate(1.1);
  transform: scale(1.2);
  transform-origin: 55% 72%;
}
.about__text h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.about__text p { color: var(--text-muted); font-size: 1.0625rem; margin-bottom: 14px; }

.about__stats {
  display: flex;
  gap: 36px;
  margin-top: 36px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.stat__number {
  font-size: 2.125rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 4px;
}
.stat__number span { font-size: 1.25rem; }
.stat__label { font-size: 0.8125rem; color: var(--text-muted); font-weight: 500; }

/* ========================
   CONTACT
   ======================== */
.contact { padding: clamp(64px, 8vw, 100px) 0; }

.contact__form {
  max-width: 640px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.875rem; font-weight: 600; }

.form-group input,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--text);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(209, 107, 58, 0.13);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #B8ABA4; }

.form-note {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: -4px;
}

.contact__success {
  max-width: 400px;
  margin-inline: auto;
  text-align: center;
  padding: 48px 24px;
}
.success-icon {
  width: 56px; height: 56px;
  background: #E5F5F2;
  color: #2D9480;
  font-size: 1.5rem;
  font-weight: 700;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-inline: auto;
  margin-bottom: 20px;
}
.contact__success h3 { font-size: 1.375rem; font-weight: 700; margin-bottom: 8px; }
.contact__success p  { color: var(--text-muted); }

/* ========================
   FOOTER
   ======================== */
.footer { background: var(--text); color: rgba(255,255,255,0.8); padding: 56px 0 0; }

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 48px;
  padding-bottom: 48px;
}
.footer__brand .nav__logo { color: #FFFFFF; display: block; margin-bottom: 12px; }
.footer__brand p { font-size: 0.9rem; color: rgba(255,255,255,0.5); max-width: 300px; line-height: 1.65; }

.footer__links { display: flex; flex-direction: column; gap: 14px; align-items: flex-end; }
.footer__links a {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer__links a:hover { color: #FFFFFF; }

.footer__bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 0; }
.footer__bottom p { font-size: 0.875rem; color: rgba(255,255,255,0.35); }

/* ========================
   RESPONSIVE — TABLET
   ======================== */
@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .hero__cards { flex-direction: row; flex-wrap: wrap; gap: 12px; }
  .result-card { flex: 1; min-width: 180px; }

  .services__grid { grid-template-columns: 1fr; max-width: 480px; margin-inline: auto; }
  .portfolio__grid { grid-template-columns: 1fr 1fr; }

  .about__inner { grid-template-columns: 1fr; gap: 40px; }
  .about__photo { max-width: 340px; margin-inline: auto; }
}

/* ========================
   RESPONSIVE — MOBILE
   ======================== */
@media (max-width: 640px) {
  /* Mobile nav */
  .nav__links {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 12px 24px 24px;
    box-shadow: var(--shadow-lg);
  }
  .nav__links.open { display: flex; }
  .nav__links li:last-child { margin-top: 0; }
  .nav__toggle { display: flex; }
  .nav__links .btn--nav {
    background: none;
    color: var(--text-muted);
    border: none;
    padding: 0;
    border-radius: 0;
    font-size: 0.9375rem;
    font-weight: 500;
  }
  .nav__links .btn--nav:hover {
    color: var(--text);
    transform: none;
    box-shadow: none;
  }

  /* Ensure nav is positioned for absolute child */
  .nav { position: sticky; }
  .nav__inner { position: relative; }

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

  .about__stats { flex-direction: column; gap: 20px; }

  .footer__inner { flex-direction: column; gap: 32px; }
  .footer__links { flex-direction: row; flex-wrap: wrap; gap: 20px; align-items: flex-start; }
}