/* ========================================
   MS Interior Designs — Main Stylesheet
   ======================================== */

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

/* === Variables === */
:root {
  --cream:    #F5F0EB;
  --cream-dk: #EDE5DA;
  --charcoal: #2C2C2C;
  --dark:     #1A1A1A;
  --gold:     #C9A84C;
  --gold-lt:  #E2C97E;
  --white:    #FFFFFF;
  --grey:     #888888;
  --grey-lt:  #F9F7F4;
  --font-h:   'Playfair Display', Georgia, serif;
  --font-b:   'Lato', sans-serif;
  --transition: 0.3s ease;
  --shadow:   0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.14);
  --radius:   4px;
  --max-w:    1200px;
}

/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-b);
  color: var(--charcoal);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--font-b); }

/* === Typography === */
h1, h2, h3, h4 { font-family: var(--font-h); line-height: 1.25; color: var(--dark); }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }
h4 { font-size: 1.1rem; }
p  { color: #555; }

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.75rem;
}

.section-title { margin-bottom: 1rem; }
.section-subtitle { max-width: 580px; margin: 0 auto 3rem; text-align: center; color: var(--grey); }

/* === Layout Utilities === */
.container { width: 90%; max-width: var(--max-w); margin: 0 auto; }
.section    { padding: 90px 0; }
.section--bg { background: var(--grey-lt); }
.text-center { text-align: center; }

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

/* === Buttons === */
.btn {
  display: inline-block;
  padding: 0.85rem 2.2rem;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: var(--transition);
}

.btn-primary {
  background: var(--gold);
  color: var(--white);
}
.btn-primary:hover { background: #b8953e; transform: translateY(-2px); box-shadow: var(--shadow); }

.btn-outline {
  border: 2px solid var(--gold);
  color: var(--gold);
  background: transparent;
}
.btn-outline:hover { background: var(--gold); color: var(--white); transform: translateY(-2px); }

.btn-white {
  background: var(--white);
  color: var(--charcoal);
}
.btn-white:hover { background: var(--cream); transform: translateY(-2px); }

/* ================================================
   HEADER / NAV
   ================================================ */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
  padding: 1.2rem 0;
}
#header.scrolled {
  background: var(--white);
  box-shadow: var(--shadow);
  padding: 0.8rem 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.logo-name {
  font-family: var(--font-h);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.05em;
  transition: color var(--transition);
}
.logo-tag {
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-lt);
  transition: color var(--transition);
}
#header.scrolled .logo-name { color: var(--dark); }
#header.scrolled .logo-tag  { color: var(--gold); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.nav-links a {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.9);
  position: relative;
  transition: color var(--transition);
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--gold);
  transition: width var(--transition);
}
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-links a:hover { color: var(--gold-lt); }

#header.scrolled .nav-links a { color: var(--charcoal); }
#header.scrolled .nav-links a:hover { color: var(--gold); }

.nav-cta { margin-left: 1rem; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.hamburger span {
  display: block; width: 26px; height: 2px;
  background: var(--white);
  transition: var(--transition);
}
#header.scrolled .hamburger span { background: var(--charcoal); }

/* ================================================
   HERO
   ================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #1a1208 0%, #2c2416 40%, #3d2e18 100%);
  z-index: 0;
}

/* Decorative pattern overlay */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(201,168,76,0.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(201,168,76,0.08) 0%, transparent 40%);
}

/* Animated geometric lines */
.hero-bg::after {
  content: '';
  position: absolute;
  top: -50%; right: -10%;
  width: 80vw; height: 200%;
  background: linear-gradient(135deg, transparent 48%, rgba(201,168,76,0.06) 49%, rgba(201,168,76,0.06) 51%, transparent 52%);
  transform: rotate(-15deg);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.hero-eyebrow::before {
  content: '';
  display: block;
  width: 40px; height: 1px;
  background: var(--gold);
}

.hero h1 { color: var(--white); margin-bottom: 1.5rem; }
.hero h1 em { color: var(--gold); font-style: italic; }

.hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.75);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.hero-actions { display: flex; gap: 1.2rem; flex-wrap: wrap; }

.hero-stats {
  position: absolute;
  bottom: 3rem;
  right: 0;
  z-index: 2;
  display: flex;
  gap: 3rem;
}

.stat-item { text-align: center; }
.stat-num {
  display: block;
  font-family: var(--font-h);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}
.stat-label {
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-top: 0.4rem;
}

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.5);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px; height: 50px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: scrollDown 2s infinite;
}
@keyframes scrollDown {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ================================================
   INTRO / ABOUT STRIP
   ================================================ */
.intro-strip {
  background: var(--gold);
  padding: 1.8rem 0;
}
.intro-strip-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}
.intro-strip-item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--white);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}
.intro-strip-item svg { opacity: 0.9; }

/* ================================================
   SERVICES
   ================================================ */
.service-card {
  background: var(--white);
  border: 1px solid var(--cream-dk);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 3px;
  background: var(--gold);
  transition: width var(--transition);
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.service-card:hover::before { width: 100%; }

.service-icon {
  width: 60px; height: 60px;
  background: var(--cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.6rem;
}

.service-card h3 { font-size: 1.25rem; margin-bottom: 0.75rem; }
.service-card p  { font-size: 0.92rem; line-height: 1.7; }

/* ================================================
   PORTFOLIO / GALLERY
   ================================================ */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto;
  gap: 1rem;
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--cream-dk);
  cursor: pointer;
}
.portfolio-item.wide  { grid-column: span 2; }
.portfolio-item.tall  { grid-row: span 2; }

.portfolio-placeholder {
  width: 100%;
  padding-top: 70%;
  background: linear-gradient(135deg, var(--cream) 0%, var(--cream-dk) 100%);
  position: relative;
}
.portfolio-item.wide .portfolio-placeholder { padding-top: 45%; }
.portfolio-item.tall .portfolio-placeholder { padding-top: 140%; }

.portfolio-placeholder-text {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--grey);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
}
.portfolio-placeholder-text span { font-size: 2.5rem; margin-bottom: 0.5rem; opacity: 0.4; }

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,18,8,0.85) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity var(--transition);
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; }

.portfolio-overlay h4 { color: var(--white); font-size: 1.1rem; margin-bottom: 0.25rem; }
.portfolio-overlay p  { color: var(--gold-lt); font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; }

.filter-bar {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}
.filter-btn {
  padding: 0.5rem 1.4rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 50px;
  border: 1px solid var(--cream-dk);
  color: var(--grey);
  transition: var(--transition);
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--gold);
  color: var(--white);
  border-color: var(--gold);
}

/* ================================================
   PROCESS
   ================================================ */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 2.5rem;
  left: 12.5%; right: 12.5%;
  height: 1px;
  background: var(--cream-dk);
  z-index: 0;
}
.process-step {
  text-align: center;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}
.step-num {
  width: 5rem; height: 5rem;
  background: var(--white);
  border: 2px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-family: var(--font-h);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gold);
}
.process-step h4 { margin-bottom: 0.6rem; }
.process-step p  { font-size: 0.88rem; }

/* ================================================
   TESTIMONIALS
   ================================================ */
.testimonials-wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2.2rem;
  box-shadow: var(--shadow);
  position: relative;
}
.testimonial-card::before {
  content: '"';
  font-family: var(--font-h);
  font-size: 5rem;
  line-height: 1;
  color: var(--gold);
  opacity: 0.2;
  position: absolute;
  top: 0.5rem; left: 1.5rem;
}
.stars { color: var(--gold); font-size: 0.9rem; margin-bottom: 1rem; letter-spacing: 2px; }
.testimonial-text { font-style: italic; margin-bottom: 1.5rem; font-size: 0.95rem; line-height: 1.8; }
.testimonial-author { display: flex; align-items: center; gap: 0.8rem; }
.author-avatar {
  width: 44px; height: 44px;
  background: var(--cream-dk);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-h);
  font-weight: 700;
  color: var(--gold);
}
.author-name { font-weight: 700; font-size: 0.9rem; }
.author-loc  { font-size: 0.78rem; color: var(--grey); }

/* ================================================
   CTA BANNER
   ================================================ */
.cta-banner {
  background: linear-gradient(135deg, #1a1208 0%, #2c2416 100%);
  padding: 90px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%; left: -10%;
  width: 60vw; height: 200%;
  background: radial-gradient(ellipse, rgba(201,168,76,0.1) 0%, transparent 70%);
}
.cta-banner h2 { color: var(--white); margin-bottom: 1rem; }
.cta-banner p  { color: rgba(255,255,255,0.7); margin-bottom: 2.5rem; font-size: 1.05rem; }

/* ================================================
   CONTACT
   ================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 5rem;
  align-items: start;
}
.contact-info-item {
  display: flex;
  gap: 1.2rem;
  margin-bottom: 2rem;
}
.contact-icon {
  width: 48px; height: 48px;
  background: var(--cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-top: 0.2rem;
}
.contact-info-item h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gold); margin-bottom: 0.3rem; }
.contact-info-item p, .contact-info-item a { font-size: 0.95rem; color: var(--charcoal); }

.contact-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form-group { margin-bottom: 1.4rem; }
.form-group label { display: block; font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--charcoal); margin-bottom: 0.5rem; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1.1rem;
  border: 1px solid var(--cream-dk);
  border-radius: var(--radius);
  font-family: var(--font-b);
  font-size: 0.95rem;
  color: var(--charcoal);
  background: var(--grey-lt);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.12);
  background: var(--white);
}
.form-group textarea { resize: vertical; min-height: 140px; }

/* ================================================
   MAP PLACEHOLDER
   ================================================ */
.map-placeholder {
  width: 100%;
  height: 350px;
  background: var(--cream);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--grey);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--cream-dk);
  margin-top: 3rem;
  gap: 0.5rem;
}
.map-placeholder span { font-size: 2.5rem; opacity: 0.4; }

/* ================================================
   FOOTER
   ================================================ */
footer {
  background: var(--dark);
  color: rgba(255,255,255,0.7);
  padding: 70px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo-name { color: var(--white); font-size: 1.5rem; }
.footer-brand .logo-tag  { color: var(--gold); }
.footer-desc { font-size: 0.9rem; line-height: 1.8; margin: 1.2rem 0 1.8rem; }

.social-links { display: flex; gap: 0.8rem; }
.social-link {
  width: 38px; height: 38px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  transition: var(--transition);
  color: rgba(255,255,255,0.7);
}
.social-link:hover { background: var(--gold); border-color: var(--gold); color: var(--white); }

.footer-col h5 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1.5rem;
}
.footer-col ul li { margin-bottom: 0.7rem; }
.footer-col ul a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-col ul a:hover { color: var(--gold); }

.footer-contact-item {
  display: flex;
  gap: 0.7rem;
  margin-bottom: 1rem;
  font-size: 0.88rem;
}

.footer-bottom {
  padding: 1.5rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-bottom a { color: var(--gold); }

/* ================================================
   PAGE HERO (inner pages)
   ================================================ */
.page-hero {
  padding: 150px 0 80px;
  background: linear-gradient(135deg, #1a1208 0%, #2c2416 100%);
  text-align: center;
}
.page-hero h1 { color: var(--white); margin-bottom: 0.75rem; }
.page-hero p  { color: rgba(255,255,255,0.65); max-width: 500px; margin: 0 auto; }
.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  margin-top: 1rem;
}
.breadcrumb a { color: var(--gold-lt); }
.breadcrumb span { color: rgba(255,255,255,0.3); }

/* ================================================
   ABOUT PAGE
   ================================================ */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.about-img-wrap {
  position: relative;
}
.about-img-main {
  width: 100%;
  padding-top: 120%;
  background: linear-gradient(135deg, var(--cream) 0%, var(--cream-dk) 100%);
  border-radius: var(--radius);
  position: relative;
}
.about-img-badge {
  position: absolute;
  bottom: -2rem;
  right: -2rem;
  width: 130px; height: 130px;
  background: var(--gold);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--white);
  text-align: center;
  font-family: var(--font-h);
}
.about-img-badge strong { font-size: 2rem; line-height: 1; }
.about-img-badge span  { font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; margin-top: 0.2rem; }

.about-text .section-tag { display: block; }
.values-list { margin-top: 2rem; display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.value-item {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
}
.value-icon { font-size: 1.3rem; margin-top: 0.1rem; }
.value-item h4 { font-size: 0.92rem; margin-bottom: 0.2rem; }
.value-item p  { font-size: 0.82rem; }

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}
.team-card { text-align: center; }
.team-photo {
  width: 180px; height: 180px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cream) 0%, var(--cream-dk) 100%);
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-h);
  font-size: 3rem;
  font-weight: 700;
  color: var(--gold);
  opacity: 0.6;
}
.team-card h3 { font-size: 1.2rem; margin-bottom: 0.3rem; }
.team-card .role { font-size: 0.8rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--gold); }

/* ================================================
   WHATSAPP FLOAT
   ================================================ */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,0.4);
  transition: var(--transition);
  color: var(--white);
  font-size: 1.6rem;
}
.whatsapp-float:hover { transform: scale(1.1); }

/* ================================================
   MOBILE NAV
   ================================================ */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: var(--dark);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.77,0,0.175,1);
}
.mobile-nav.open { transform: translateX(0); }
.mobile-nav a {
  font-family: var(--font-h);
  font-size: 2rem;
  color: var(--white);
  transition: color var(--transition);
}
.mobile-nav a:hover { color: var(--gold); }
.mobile-nav-close {
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  font-size: 2rem;
  color: rgba(255,255,255,0.7);
  background: none;
  border: none;
  cursor: pointer;
  line-height: 1;
}

/* ================================================
   ANIMATIONS
   ================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ================================================
   RESPONSIVE
   ================================================ */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
  .process-steps::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .about-intro { gap: 3rem; }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }

  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }

  .hero-stats { position: static; margin-top: 3rem; justify-content: flex-start; }

  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .portfolio-item.wide, .portfolio-item.tall { grid-column: auto; grid-row: auto; }

  .testimonials-wrap { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .contact-form .form-row { grid-template-columns: 1fr; }
  .about-intro { grid-template-columns: 1fr; }
  .about-img-badge { right: 0; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { text-align: center; }
}

@media (max-width: 480px) {
  .portfolio-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .values-list { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .hero-stats { gap: 1.5rem; }
}