/* ============================================================
   DESIGN SYSTEM - JEFERSON ARQUITETURA
   ============================================================ */

:root {
  --black:       #0F0F10;
  --graphite:    #1C1C1E;
  --mid-gray:    #6B6B6E;
  --light-gray:  #C7C7C9;
  --off-white:   #F5F5F3;
  --white:       #FFFFFF;
  --section-alt: #EEEEEC;

  --font-main:  'DM Sans', sans-serif;
  --font-head:  'Syne', sans-serif;

  --ease-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);

  --container:   1200px;
  --header-h:    80px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-main);
  background: var(--off-white);
  color: var(--black);
  overflow-x: hidden;
  line-height: 1.6;
}

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

/* ============================================================
   TYPOGRAPHY UTILITIES
   ============================================================ */
.section-tag {
  display: inline-block;
  font-family: var(--font-main);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-bottom: 1rem;
}
.section-tag.light { color: rgba(255,255,255,0.55); }

.section-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: var(--black);
}

.section-sub {
  margin-top: 1rem;
  font-size: 1rem;
  color: var(--mid-gray);
  font-weight: 300;
  max-width: 500px;
}

.section-header {
  margin-bottom: 4rem;
}

/* ============================================================
   CONTAINER
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 3rem;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-family: var(--font-main);
  font-size: 0.82rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: all 0.35s var(--ease-smooth);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.08);
  opacity: 0;
  transition: opacity 0.3s;
}
.btn:hover::after { opacity: 1; }

.btn-primary {
  background: var(--graphite);
  color: var(--off-white);
  border: 1px solid var(--graphite);
}
.btn-primary:hover {
  background: var(--black);
  border-color: var(--black);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--off-white);
  border: 1px solid rgba(255,255,255,0.4);
}
.btn-outline:hover {
  border-color: rgba(255,255,255,0.8);
  transform: translateY(-2px);
}

.btn-dark {
  background: var(--black);
  color: var(--off-white);
  border: 1px solid var(--black);
}
.btn-dark:hover {
  background: var(--graphite);
  transform: translateY(-2px);
}

.btn-light {
  background: var(--off-white);
  color: var(--black);
  border: 1px solid var(--off-white);
}
.btn-light:hover {
  background: var(--white);
  transform: translateY(-2px);
}

.btn-full { width: 100%; justify-content: center; }

/* ============================================================
   REVEAL ANIMATIONS
   ============================================================ */
.reveal-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.85s var(--ease-out), transform 0.85s var(--ease-out);
}
.reveal-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-up:nth-child(1) { transition-delay: 0.05s; }
.reveal-up:nth-child(2) { transition-delay: 0.13s; }
.reveal-up:nth-child(3) { transition-delay: 0.21s; }
.reveal-up:nth-child(4) { transition-delay: 0.29s; }
.reveal-up:nth-child(5) { transition-delay: 0.37s; }
.reveal-up:nth-child(6) { transition-delay: 0.45s; }

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  height: var(--header-h);
  transition: background 0.45s var(--ease-smooth),
              backdrop-filter 0.45s var(--ease-smooth),
              box-shadow 0.45s var(--ease-smooth);
}

.header.scrolled {
  background: rgba(28, 28, 30, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 3rem;
}

.logo-link {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo-img {
  height: 62px;
  width: auto;
  object-fit: contain;
  transition: opacity 0.4s var(--ease-smooth);
}
.logo-img:hover { opacity: 0.78; }

.nav-list {
  display: flex;
  gap: 2.5rem;
}

.nav-item {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
  transition: color 0.3s;
  position: relative;
  font-weight: 400;
}
.nav-item::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width 0.35s var(--ease-smooth);
}
.nav-item:hover::after,
.nav-item.active::after { width: 100%; }
.nav-item:hover { color: var(--white); }

.header.scrolled .nav-item {
  color: rgba(255,255,255,0.8);
}
.header.scrolled .nav-item:hover,
.header.scrolled .nav-item.active {
  color: var(--white);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--white);
  transition: background 0.3s, transform 0.4s var(--ease-smooth), opacity 0.3s;
}
.header.scrolled .hamburger span { background: var(--white); }
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile nav */
.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--black);
  z-index: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateY(-100%);
  transition: transform 0.55s var(--ease-out);
}
.mobile-nav.open {
  transform: translateY(0);
}
.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  text-align: center;
}
.mobile-nav-item {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 400;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.04em;
  transition: color 0.3s;
}
.mobile-nav-item:hover { color: var(--white); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: flex-end;
  padding-bottom: calc(5rem + 3cm);
  overflow: hidden;
}

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

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(15,15,16,0.2) 0%,
    rgba(15,15,16,0.45) 50%,
    rgba(15,15,16,0.75) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 3rem;
  width: 100%;
}

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4.3vw, 3.7rem);
  font-weight: 400;
  line-height: 1.03;
  letter-spacing: -0.025em;
  color: var(--white);
  max-width: 720px;
  margin-bottom: 0.65rem;
  transition-delay: 0.35s !important;
}

.hero-title.reveal-up {
  opacity: 1;
  transform: none;
  transition: none;
}

.hero-title-line {
  display: block;
  overflow: hidden;
  padding-bottom: 0.08em;
  margin-bottom: -0.08em;
}

.hero-title-line > span {
  display: block;
  opacity: 0;
  transform: translate3d(0, 72%, 0);
  transition:
    opacity 2.1s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    transform 2.4s cubic-bezier(0.22, 0.61, 0.36, 1);
  will-change: opacity, transform;
  backface-visibility: hidden;
}

.hero-title.visible .hero-title-line > span {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.hero-title-line:nth-child(1) > span { transition-delay: 0.4s; }
.hero-title-line:nth-child(2) > span { transition-delay: 0.58s; }
.hero-title-line:nth-child(3) > span { transition-delay: 0.76s; }

.hero-sub {
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  font-weight: 300;
  color: rgba(255,255,255,0.65);
  max-width: 560px;
  line-height: 1.55;
  margin-bottom: 1rem;
  transition-delay: 0.5s !important;
}

.hero-cta {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  transition-delay: 0.65s !important;
}

.hero-cta-note {
  max-width: 520px;
  margin-top: 0.55rem;
  font-size: 0.78rem;
  font-weight: 300;
  line-height: 1.5;
  color: rgba(255,255,255,0.56);
  transition-delay: 0.74s !important;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  right: 3rem;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.scroll-line {
  width: 1px;
  height: 56px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.5));
  animation: scrollPulse 2.2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6) translateY(-8px); }
  50%       { opacity: 1;   transform: scaleY(1)   translateY(0); }
}

/* ============================================================
   MANIFESTO
   ============================================================ */
.manifesto {
  background: var(--white);
  padding: 6rem 0;
  border-top: 1px solid var(--light-gray);
  border-bottom: 1px solid var(--light-gray);
}

.manifesto-inner {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2rem;
  align-items: start;
  max-width: 820px;
}

.manifesto-number {
  font-family: var(--font-head);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--light-gray);
  margin-top: 0.35rem;
}

.manifesto-text {
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  font-weight: 300;
  line-height: 1.7;
  color: var(--graphite);
  letter-spacing: -0.01em;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services {
  background: var(--off-white);
  padding: 7rem 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--light-gray);
}

.service-card {
  padding: 3rem 2.5rem;
  border-right: 1px solid var(--light-gray);
  transition: background 0.35s var(--ease-smooth);
  position: relative;
}
.service-card:last-child { border-right: none; }
.service-card:hover { background: var(--white); }

.service-icon {
  margin-bottom: 2rem;
}

.service-name {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--black);
  margin-bottom: 1rem;
}

.service-desc {
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.75;
  color: var(--mid-gray);
}

.service-line {
  position: absolute;
  bottom: 0;
  left: 2.5rem;
  width: 0;
  height: 1px;
  background: var(--black);
  transition: width 0.5s var(--ease-smooth);
}
.service-card:hover .service-line { width: calc(100% - 5rem); }

/* ============================================================
   PROJECTS
   ============================================================ */
.projects { background: var(--white); }

.projects-video-hero {
  position: relative;
  height: 65vh;
  min-height: 420px;
  overflow: hidden;
}

.project-hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(15,15,16,0.3) 0%, rgba(15,15,16,0.65) 100%);
}

.project-video-content {
  position: absolute;
  bottom: 4rem;
  left: 0;
  right: 0;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 3rem;
  z-index: 2;
}

.project-video-title {
  font-family: var(--font-head);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 400;
  color: var(--white);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.project-video-sub {
  font-size: 1rem;
  font-weight: 300;
  color: rgba(255,255,255,0.6);
  max-width: 480px;
  line-height: 1.7;
}

.projects-container { padding-top: 5rem; padding-bottom: 5rem; }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.project-item {
  cursor: pointer;
}

.project-img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--section-alt);
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-smooth);
}
.project-item:hover .project-img {
  transform: scale(1.05);
}

.project-img-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15,15,16,0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.4s var(--ease-smooth);
}
.project-item:hover .project-img-overlay {
  background: rgba(15,15,16,0.35);
}

.project-view {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white);
  border-bottom: 1px solid rgba(255,255,255,0.5);
  padding-bottom: 2px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.4s, transform 0.4s var(--ease-smooth);
}
.project-item:hover .project-view {
  opacity: 1;
  transform: translateY(0);
}

.project-meta {
  padding: 1rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.project-category {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid-gray);
}

.project-title {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--black);
  letter-spacing: -0.01em;
}

.projects-cta { text-align: center; }

/* ============================================================
   PROFESSIONAL PROFILE
   ============================================================ */
.profile {
  background: var(--section-alt);
  padding: 8rem 0;
}

.profile-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
  gap: clamp(3rem, 8vw, 7rem);
  align-items: center;
}

.profile-image-wrap {
  position: relative;
  max-width: 480px;
}

.profile-image-wrap::after {
  content: '';
  position: absolute;
  right: -1.25rem;
  bottom: -1.25rem;
  width: 42%;
  height: 42%;
  border-right: 1px solid var(--light-gray);
  border-bottom: 1px solid var(--light-gray);
  pointer-events: none;
}

.profile-image {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center 28%;
}

.profile-content {
  max-width: 560px;
}

.about-divider {
  width: 40px;
  height: 1px;
  background: var(--light-gray);
  margin: 2rem 0;
}

.about-para {
  font-size: 0.97rem;
  font-weight: 300;
  line-height: 1.85;
  color: var(--mid-gray);
  margin-bottom: 1.2rem;
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials {
  background: var(--white);
  padding: 8rem 0;
  overflow: hidden;
}

.testimonials-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.55fr);
  column-gap: 5rem;
  align-items: end;
}

.testimonials-heading .section-tag,
.testimonials-heading .section-title,
.testimonials-heading .section-sub {
  grid-column: 1;
}

.testimonials-heading .section-sub {
  max-width: 620px;
  line-height: 1.75;
}

.about-stats {
  grid-column: 2;
  grid-row: 1 / span 3;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--light-gray);
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.stat-number {
  font-family: var(--font-head);
  font-size: 2.35rem;
  font-weight: 400;
  color: var(--black);
  letter-spacing: -0.03em;
}

.stat-label {
  font-size: 0.7rem;
  line-height: 1.5;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mid-gray);
}

.testimonials-stage {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 1.05fr);
  align-items: center;
  margin-top: 4.5rem;
}

.testimonials-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  min-height: 420px;
}

.testimonial-list {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 0.85rem;
  margin-left: -4.5rem;
}

.testimonial-card {
  padding: 1.25rem 1.4rem;
  background: rgba(255,255,255,0.97);
  border: 1px solid rgba(199,199,201,0.65);
  box-shadow: 0 16px 45px rgba(15,15,16,0.09);
  backdrop-filter: blur(12px);
}

.testimonial-card:nth-child(2) { transform: translateX(2rem); }

.testimonial-card h3 {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--black);
}

.testimonial-stars {
  margin: 0.2rem 0 0.55rem;
  color: #D6A821;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

.testimonial-card p {
  font-size: 0.8rem;
  font-weight: 300;
  line-height: 1.65;
  color: var(--mid-gray);
}

/* ============================================================
   CTA STRIP
   ============================================================ */
.cta-strip {
  background: var(--black);
  padding: 7rem 0;
}

.cta-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.cta-strip-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  color: var(--white);
  letter-spacing: -0.02em;
  line-height: 1.12;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  background: var(--off-white);
  padding: 8rem 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}

.contact-sub {
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--mid-gray);
  margin: 1.5rem 0 2.5rem;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--light-gray);
}

.contact-label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid-gray);
}

.contact-value {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--black);
  transition: color 0.3s;
}
.contact-value:hover { color: var(--graphite); }

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mid-gray);
}

.form-input {
  width: 100%;
  padding: 1rem 1.25rem;
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: 0;
  font-family: var(--font-main);
  font-size: 0.94rem;
  font-weight: 300;
  color: var(--black);
  outline: none;
  transition: border-color 0.3s var(--ease-smooth);
  -webkit-appearance: none;
  appearance: none;
}
.form-input::placeholder { color: var(--light-gray); }
.form-input:focus { border-color: var(--graphite); }

.form-textarea { resize: vertical; min-height: 120px; }

.form-honeypot {
  position: absolute;
  left: -9999px;
}

.form-status {
  min-height: 1.4em;
  margin-top: 1rem;
  font-size: 0.82rem;
  line-height: 1.5;
}

.form-status.success { color: #486249; }
.form-status.error { color: #8a3e38; }
.contact-form .btn:disabled { cursor: wait; opacity: 0.65; }

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B6B6E' stroke-width='1.2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1.25rem center;
  padding-right: 3rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--graphite);
  color: var(--off-white);
  padding: 5rem 0 2.5rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 4rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo {
  height: 45px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.8;
  margin-bottom: 1.25rem;
}

.footer-tagline {
  font-size: 0.88rem;
  font-weight: 300;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
  max-width: 260px;
}

.footer-links-title {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  display: block;
  margin-bottom: 1.5rem;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.footer-nav-link {
  font-size: 0.88rem;
  font-weight: 300;
  color: rgba(255,255,255,0.55);
  transition: color 0.3s;
}
.footer-nav-link:hover { color: var(--white); }

.footer-contact {
  display: flex;
  flex-direction: column;
}

.footer-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--off-white);
  margin-bottom: 1rem;
  transition: background 0.3s, border-color 0.3s;
}
.footer-cta-btn:hover {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.25);
}

.footer-ig-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  transition: color 0.3s;
}
.footer-ig-link:hover { color: var(--white); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2.5rem;
}

.footer-copy {
  font-size: 0.78rem;
  font-weight: 300;
  color: rgba(255,255,255,0.3);
}

.footer-location {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 300;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.06em;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .container { padding: 0 2rem; }
  .header-inner { padding: 0 2rem; }
  .services-grid { grid-template-columns: 1fr; }
  .service-card { border-right: none; border-bottom: 1px solid var(--light-gray); }
  .service-card:last-child { border-bottom: none; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .profile-grid { grid-template-columns: 1fr; gap: 4rem; }
  .profile-image-wrap { max-width: 560px; }
  .testimonials-heading { grid-template-columns: 1fr; }
  .testimonials-heading .about-stats { grid-column: 1; grid-row: auto; max-width: 440px; margin-top: 2.5rem; }
  .testimonials-stage { grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 3rem; }
  .cta-strip-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 768px) {
  :root { --header-h: 64px; }
  .container { padding: 0 1.5rem; }
  .header-inner { padding: 0 1.5rem; }
  .logo-img { height: 50px; }
  .nav { display: none; }
  .hamburger { display: flex; }
  .hero { padding-bottom: calc(4rem + 3cm); }
  .hero-content { padding: 0 1.5rem; }
  .hero-scroll-indicator { right: 1.5rem; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { text-align: center; justify-content: center; }
  .manifesto-inner { grid-template-columns: 1fr; }
  .manifesto-number { display: none; }
  .projects-grid { grid-template-columns: 1fr; }
  .project-video-content { padding: 0 1.5rem; bottom: 2.5rem; }
  .testimonials-stage { grid-template-columns: 1fr; gap: 1rem; }
  .testimonials-image { min-height: 0; aspect-ratio: 4 / 3; }
  .testimonial-list { margin: -2.5rem 1rem 0; }
  .testimonial-card:nth-child(2) { transform: none; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
  .about-stats { grid-template-columns: repeat(2, 1fr); }
  .services { padding: 5rem 0; }
  .profile { padding: 5rem 0; }
  .testimonials { padding: 5rem 0; }
  .cta-strip { padding: 5rem 0; }
  .contact { padding: 5rem 0; }
  .manifesto { padding: 4rem 0; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 1.75rem; }
  .cta-strip-title { font-size: 1.75rem; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .testimonial-list { margin-left: 0; margin-right: 0; }
  .testimonial-card { padding: 1.15rem; }
  .footer { padding: 4rem 0 2rem; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal-up,
  .reveal-up.visible,
  .hero-title-line > span,
  .hero-title.visible .hero-title-line > span {
    opacity: 1;
    transform: none;
    transition: none;
  }
}