/* =========================================================
   HAVALANDIRMACI — Design System
   Premium · Industrial · Editorial
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700&family=Source+Sans+3:wght@400;500;600;700&display=swap');

:root {
  --ink: #0E1518;
  --steel: #1C2A32;
  --steel-soft: #243540;
  --air: #E8EEF1;
  --mist: #F4F7F8;
  --signal: #0F6B6B;
  --signal-deep: #0A4F4F;
  --signal-soft: rgba(15, 107, 107, 0.12);
  --ember: #C45C26;
  --metal: #8A97A0;
  --line: #D5DEE3;
  --white: #FFFFFF;

  --font-display: 'Sora', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;

  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 12px;

  --s1: 0 1px 2px rgba(14, 21, 24, 0.06);
  --s2: 0 8px 24px rgba(14, 21, 24, 0.08);
  --s3: 0 16px 40px rgba(14, 21, 24, 0.12);

  --container: 1200px;
  --gutter: 24px;
  --header-h: 80px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.55s;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--mist);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  color: var(--ink);
  margin: 0 0 0.6em;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); letter-spacing: -0.03em; line-height: 1.05; }
h2 { font-size: clamp(1.85rem, 3.2vw, 2.5rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.25rem, 2vw, 1.65rem); }

p { margin: 0 0 1em; color: var(--steel); }
p:last-child { margin-bottom: 0; }

.container-xl {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

.text-signal { color: var(--signal); }
.text-metal { color: var(--metal); }
.text-white { color: var(--white) !important; }
.bg-steel { background: var(--steel); }
.bg-ink { background: var(--ink); }
.bg-mist { background: var(--mist); }
.bg-air { background: var(--air); }
.bg-white { background: var(--white); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 1rem;
}

.lead {
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--steel);
  max-width: 38rem;
}

.section {
  padding: clamp(4rem, 8vw, 7.5rem) 0;
  position: relative;
}

.section-tight {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.section-head {
  max-width: 40rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-head h2 {
  margin-bottom: 0.75rem;
}

.divider-line {
  width: 48px;
  height: 2px;
  background: var(--signal);
  margin: 1.25rem 0;
}

/* ========== BUTTONS ========== */
.btn {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--r-md);
  padding: 0.85rem 1.6rem;
  border: 1.5px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
  text-decoration: none;
  line-height: 1.2;
  cursor: pointer;
}

.btn:hover,
.btn:focus {
  text-decoration: none;
}

.btn-primary {
  background: var(--signal);
  color: var(--white);
  border-color: var(--signal);
}

.hero .btn-primary,
.page-hero .btn-primary,
.cta-band .btn-primary,
.header-cta .btn-primary {
  background: #1A8A8A;
  border-color: #1A8A8A;
}

.hero .btn-primary:hover,
.page-hero .btn-primary:hover,
.cta-band .btn-primary:hover,
.header-cta .btn-primary:hover {
  background: var(--signal);
  border-color: var(--signal);
  color: var(--white);
}

.btn-whatsapp {
  background: #128C7E !important;
  border-color: #128C7E !important;
  color: var(--white) !important;
}

.btn-whatsapp:hover {
  background: #0E6B60 !important;
  border-color: #0E6B60 !important;
  color: var(--white) !important;
}

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

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

.btn-secondary:hover {
  background: var(--steel);
  color: var(--white);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.35);
  padding-left: 0;
  padding-right: 0;
  border: none;
  gap: 0.65rem;
}

.btn-ghost:hover {
  color: var(--white);
  gap: 0.9rem;
}

.btn-ghost-dark {
  color: var(--ink);
  background: transparent;
  border: none;
  padding-left: 0;
  padding-right: 0;
}

.btn-ghost-dark:hover {
  color: var(--signal);
  gap: 0.9rem;
}

.btn-steel {
  background: var(--steel);
  color: var(--white);
  border-color: var(--steel);
}

.btn-steel:hover {
  background: var(--ink);
  color: var(--white);
}

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

/* ========== HEADER ========== */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-h);
  z-index: 1000;
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease), backdrop-filter 0.35s var(--ease);
}

.site-header.is-scrolled,
.site-header.is-solid {
  background: rgba(28, 42, 50, 0.96);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04);
}

.site-header.is-transparent {
  background: transparent;
}

.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: var(--r-sm);
  background: linear-gradient(145deg, var(--signal) 0%, var(--signal-deep) 100%);
  display: grid;
  place-items: center;
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: -0.04em;
}

.brand-text {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--white);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.brand-text span {
  display: block;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 2px;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.nav-desktop > li {
  position: relative;
}

.nav-desktop > li > a {
  display: block;
  padding: 0.65rem 0.85rem;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.82);
  letter-spacing: 0.01em;
}

.nav-desktop > li > a:hover,
.nav-desktop > li > a.is-active {
  color: var(--white);
}

.nav-desktop > li > a::after {
  content: '';
  display: block;
  height: 2px;
  width: 0;
  background: var(--signal);
  margin-top: 4px;
  transition: width 0.25s var(--ease);
}

.nav-desktop > li > a:hover::after,
.nav-desktop > li > a.is-active::after {
  width: 100%;
}

.has-mega:hover .mega,
.has-mega:focus-within .mega {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 50%;
  transform: translate(-50%, 8px);
  width: min(720px, 90vw);
  background: var(--white);
  border-radius: var(--r-lg);
  box-shadow: var(--s3);
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.35rem 1.5rem;
}

.mega a {
  display: block;
  padding: 0.65rem 0.75rem;
  border-radius: var(--r-sm);
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--ink);
}

.mega a:hover {
  background: var(--mist);
  color: var(--signal);
}

.mega a small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--metal);
  margin-top: 2px;
}

.header-cta {
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: transparent;
  border-radius: var(--r-md);
  color: var(--white);
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
}

/* Mobile nav */
.nav-mobile {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: var(--steel);
  padding: 1.5rem;
  transform: translateX(100%);
  transition: transform 0.4s var(--ease), visibility 0.4s;
  z-index: 999;
  overflow-y: auto;
  visibility: hidden;
  pointer-events: none;
}

.nav-mobile.is-open {
  transform: translateX(0);
  visibility: visible;
  pointer-events: auto;
}

.nav-mobile a {
  display: block;
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--white);
}

.nav-mobile .sub a {
  font-size: 0.9rem;
  padding-left: 1rem;
  color: rgba(255, 255, 255, 0.7);
}

.mobile-cta-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 998;
  background: var(--ink);
  padding: 0.65rem 1rem;
  gap: 0.65rem;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
}

.mobile-cta-bar .btn {
  flex: 1;
  justify-content: center;
  padding: 0.75rem 1rem;
}

/* ========== HERO ========== */
.hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: flex-end;
  position: relative;
  color: var(--white);
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  animation: heroDrift 18s var(--ease) forwards;
}

@keyframes heroDrift {
  to { transform: scale(1); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(14, 21, 24, 0.45) 0%, rgba(14, 21, 24, 0.55) 40%, rgba(14, 21, 24, 0.88) 100%),
    linear-gradient(90deg, rgba(14, 21, 24, 0.55) 0%, transparent 60%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: calc(var(--header-h) + 3rem) 0 4.5rem;
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
  max-width: 42rem;
  margin-left: max(1.25rem, calc((100% - var(--container)) / 2));
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin-bottom: 1.25rem;
  color: var(--white);
}

.hero-title {
  font-size: clamp(1.35rem, 2.4vw, 1.75rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 1rem;
  line-height: 1.3;
}

.hero-text {
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.05rem;
  max-width: 32rem;
  margin-bottom: 2rem;
}

.page-hero {
  min-height: 52vh;
  display: flex;
  align-items: flex-end;
  position: relative;
  color: var(--white);
  padding-top: var(--header-h);
}

.page-hero .hero-content {
  padding: 3.5rem 0 3.5rem;
  max-width: 44rem;
}

.page-hero .hero-brand {
  font-size: clamp(2.2rem, 4vw, 3.25rem);
  margin-bottom: 0.75rem;
}

/* ========== CAPABILITIES ========== */
.cap-layout {
  display: grid;
  grid-template-columns: minmax(220px, 0.9fr) 1.4fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.cap-sticky {
  position: sticky;
  top: calc(var(--header-h) + 1.5rem);
}

.cap-list {
  border-top: 1px solid var(--line);
}

.cap-item {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 1.25rem;
  align-items: start;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left 0.3s var(--ease);
}

.cap-item:hover {
  padding-left: 0.5rem;
}

.cap-item .num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--signal);
  letter-spacing: 0.06em;
  padding-top: 0.35rem;
}

.cap-item h3 {
  margin-bottom: 0.35rem;
  font-size: 1.2rem;
}

.cap-item p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--metal);
}

.cap-item .thumb {
  width: 88px;
  height: 66px;
  border-radius: var(--r-sm);
  overflow: hidden;
  background: var(--air);
}

.cap-item .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.cap-item:hover .thumb img {
  transform: scale(1.05);
}

/* ========== INDUSTRIES ========== */
.industry-strips {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.industry-strip {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  min-height: 240px;
  background: var(--white);
  overflow: hidden;
}

.industry-strip:nth-child(even) {
  grid-template-columns: 1fr 1.2fr;
}

.industry-strip:nth-child(even) .industry-media {
  order: 2;
}

.industry-media {
  position: relative;
  min-height: 220px;
}

.industry-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
  transition: transform 0.7s var(--ease);
}

.industry-strip:hover .industry-media img {
  transform: scale(1.03);
}

.industry-body {
  padding: clamp(1.75rem, 3vw, 2.75rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.industry-body h3 {
  margin-bottom: 0.5rem;
}

.industry-body p {
  margin-bottom: 1.25rem;
  color: var(--metal);
  font-size: 0.98rem;
}

/* ========== SOLUTIONS ========== */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.solution-block {
  padding: 2rem 0;
  border-top: 2px solid var(--ink);
}

.solution-block .label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 1rem;
}

.solution-block h3 {
  margin-bottom: 0.75rem;
}

.solution-block p {
  color: var(--metal);
  font-size: 0.98rem;
  margin-bottom: 1.5rem;
}

/* ========== TRUST ========== */
.trust-band {
  background: var(--steel);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.trust-band::before {
  content: '';
  position: absolute;
  right: -10%;
  top: -20%;
  width: 50%;
  height: 140%;
  background: radial-gradient(ellipse, rgba(15, 107, 107, 0.25), transparent 70%);
  pointer-events: none;
}

.trust-layout {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  position: relative;
  z-index: 1;
}

.trust-quote {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 1.5rem;
}

.trust-points {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.trust-point {
  padding-left: 1.25rem;
  border-left: 2px solid var(--signal);
}

.trust-point strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  margin-bottom: 0.25rem;
  color: var(--white);
}

.trust-point span {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.95rem;
}

/* ========== PROCESS ========== */
.process-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.process-track::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 8%;
  right: 8%;
  height: 1px;
  background: var(--line);
}

.process-step {
  padding: 0 1.25rem;
  position: relative;
}

.process-step .step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--white);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--signal);
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.process-step h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.process-step p {
  font-size: 0.92rem;
  color: var(--metal);
}

/* ========== PROJECTS ========== */
.projects-editorial {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  grid-template-rows: auto auto;
  gap: 1rem;
}

.project-card {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  min-height: 280px;
  display: block;
  color: var(--white);
}

.project-card.featured {
  grid-row: 1 / 3;
  min-height: 560px;
}

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.75;
  transition: transform 0.7s var(--ease), opacity 0.4s var(--ease);
  position: absolute;
  inset: 0;
}

.project-card:hover img {
  transform: scale(1.04);
  opacity: 0.6;
}

.project-meta {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1.75rem;
  background: linear-gradient(transparent, rgba(14, 21, 24, 0.9));
  z-index: 1;
}

.project-meta .tag {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 0.5rem;
}

.project-meta h3 {
  color: var(--white);
  font-size: 1.25rem;
  margin-bottom: 0.35rem;
}

.project-meta p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  margin: 0;
}

/* ========== IMPACT ========== */
.impact-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  border-top: 1px solid var(--line);
  padding-top: 2.5rem;
}

.impact-item h3 {
  font-size: 1.35rem;
  margin-bottom: 0.65rem;
}

.impact-item p {
  color: var(--metal);
  font-size: 0.98rem;
}

/* ========== CTA BAND ========== */
.cta-band {
  background: var(--ink);
  color: var(--white);
}

.cta-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.cta-band h2 {
  color: var(--white);
}

.cta-band .lead {
  color: rgba(255, 255, 255, 0.7);
}

.cta-contacts {
  margin: 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.cta-contacts a {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--white);
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.cta-contacts a:hover {
  color: #7ec8c8;
}

.cta-contacts .meta {
  font-size: 0.9rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.55);
  margin-left: 1.9rem;
}

/* ========== FORMS ========== */
.form-panel {
  background: var(--white);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border-radius: var(--r-lg);
  box-shadow: var(--s2);
}

.form-panel h3 {
  margin-bottom: 1.25rem;
  color: var(--ink);
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 0.4rem;
}

.form-control,
.form-select,
textarea.form-control {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 0.8rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: var(--mist);
  transition: border-color 0.2s, box-shadow 0.2s;
  box-shadow: none;
}

.form-control:focus,
.form-select:focus,
textarea.form-control:focus {
  outline: none;
  border-color: var(--signal);
  box-shadow: 0 0 0 3px var(--signal-soft);
  background: var(--white);
}

textarea.form-control {
  min-height: 110px;
  resize: vertical;
}

.form-note {
  font-size: 0.85rem;
  color: var(--metal);
  margin-top: 0.75rem;
}

.form-success {
  display: none;
  padding: 1rem;
  background: var(--signal-soft);
  color: var(--signal-deep);
  border-radius: var(--r-md);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.form-success.is-visible {
  display: block;
}

/* ========== FOOTER ========== */
.site-footer {
  background: var(--steel);
  color: rgba(255, 255, 255, 0.7);
  padding: 4rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .brand-text {
  margin-bottom: 1rem;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.95rem;
  max-width: 18rem;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.footer-col a {
  display: block;
  padding: 0.3rem 0;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.6);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1.5rem 0;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ========== SERVICES LIST ========== */
.service-list {
  border-top: 1px solid var(--line);
}

.service-row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 1.5rem;
  align-items: center;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.25s, padding 0.3s var(--ease);
}

.service-row:hover {
  padding-left: 0.75rem;
}

.service-row .num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--signal);
}

.service-row h3 {
  margin-bottom: 0.25rem;
  font-size: 1.25rem;
}

.service-row p {
  margin: 0;
  color: var(--metal);
  font-size: 0.95rem;
  max-width: 36rem;
}

.service-row .arrow {
  color: var(--signal);
  font-size: 1.25rem;
  transition: transform 0.25s var(--ease);
}

.service-row:hover .arrow {
  transform: translateX(6px);
}

/* ========== CONTENT SPLIT ========== */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.split-media {
  position: relative;
  min-height: 360px;
  overflow: hidden;
}

.split-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.split-media.overlap::after {
  content: '';
  position: absolute;
  inset: auto -1.5rem -1.5rem auto;
  width: 45%;
  height: 45%;
  border: 1px solid var(--signal);
  z-index: 1;
  pointer-events: none;
}

.principle-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.principle-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 1rem;
}

.principle-item .idx {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--signal);
  padding-top: 0.2rem;
}

.checklist {
  margin-top: 1.5rem;
}

.checklist li {
  padding: 0.55rem 0 0.55rem 1.5rem;
  position: relative;
  border-bottom: 1px solid var(--line);
  color: var(--steel);
  font-size: 0.98rem;
}

.checklist li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 1rem;
  width: 8px;
  height: 8px;
  background: var(--signal);
}

/* ========== CONTACT PAGE ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}

.contact-info-block {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
}

.contact-info-block h3 {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 0.5rem;
}

.contact-info-block a,
.contact-info-block p {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--ink);
  margin: 0;
}

.contact-info-block .sub {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--metal);
  margin-top: 0.25rem;
}

/* ========== DETAIL PAGE ========== */
.detail-intro {
  max-width: 44rem;
}

.detail-blocks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 3rem;
}

.detail-block {
  padding: 1.75rem 0;
  border-top: 2px solid var(--ink);
}

.detail-block h3 {
  margin-bottom: 0.75rem;
}

.related-projects {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

/* Override Bootstrap defaults that scream "theme" */
.row, .col, [class*="col-"] {
  /* keep bootstrap grid usable when needed */
}

.card,
.card-body,
.card-title {
  /* intentionally unused — avoid theme look */
}

.navbar,
.navbar-brand,
.nav-link {
  /* custom header used instead */
}

/* AOS soften */
[data-aos] {
  pointer-events: auto;
}