/* ============================================
   IDSTAR GROUP — Style System
   Swiss Brutalist Editorial
   ============================================ */

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

:root {
  --black: #000;
  --white: #fff;
  --gray-100: #f5f5f5;
  --gray-200: #e0e0e0;
  --gray-400: #888;
  --gray-600: #555;
  --gray-800: #222;
  --gray-900: #111;
  --red: #e63946;
  --green: #1b4332;
  --pink: #cc3366;

  --font-display: 'Open Sans', sans-serif;
  --font-serif: 'Open Sans', sans-serif;
  --font-body: 'Open Sans', sans-serif;

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-in-out: cubic-bezier(0.76, 0, 0.24, 1);
}

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

body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  background: none;
  border: none;
  color: inherit;
  font-family: inherit;
}

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

::selection {
  background: var(--white);
  color: var(--black);
}

/* --- SKIP LINK --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  padding: 0.75rem 1.5rem;
  background: var(--white);
  color: var(--black);
  font-size: 0.85rem;
  font-weight: 600;
  z-index: 10002;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 1rem;
}

/* --- GRAIN OVERLAY --- */
.grain {
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 128px 128px;
}

/* --- CUSTOM CURSOR (disabled) --- */
.cursor {
  display: none;
}

/* --- LOADER --- */
.loader {
  position: fixed;
  inset: 0;
  z-index: 10001;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
}

.loader__inner {
  text-align: center;
}

.loader__logo {
  overflow: hidden;
}

.loader__img {
  width: clamp(180px, 30vw, 320px);
  height: auto;
  opacity: 0;
  transform: translateY(30px);
}

.loader__line {
  width: 0;
  height: 1px;
  background: var(--white);
  margin: 1.5rem auto 0;
}

/* --- HEADER --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.5rem 3rem;
  transition: background 0.4s, padding 0.4s, backdrop-filter 0.4s;
}

.header--hero {
  color: var(--black);
}

.header--hero .header__logo-img {
  filter: invert(1);
}

.header--hero .header__cta {
  border-color: rgba(0,0,0,0.2);
}

.header--hero .header__cta:hover {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}

.header--hero .header__link::after {
  background: var(--black);
}

.header--hero .header__burger span {
  background: var(--black);
}

.header--scrolled {
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(20px);
  padding: 1rem 3rem;
  color: var(--white);
}

.header--scrolled .header__logo-img {
  filter: none;
}

.header--scrolled .header__cta {
  border-color: rgba(255,255,255,0.3);
}

.header--scrolled .header__link::after {
  background: var(--white);
}

.header--scrolled .header__burger span {
  background: var(--white);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1600px;
  margin: 0 auto;
}

.header__logo {
  display: flex;
  align-items: center;
}

.header__logo-img {
  height: 26px;
  width: auto;
  transition: opacity 0.3s;
}

.header__logo:hover .header__logo-img {
  opacity: 0.7;
}

.header__lang {
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.45;
  transition: opacity 0.3s;
  margin-left: 2rem;
  margin-right: 1.5rem;
}

.header__lang:hover {
  opacity: 1;
}

.header__nav {
  display: flex;
  gap: 2.5rem;
  margin-left: auto;
}

.header__link {
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
  padding: 0.25em 0;
}

.header__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--white);
  transition: width 0.4s var(--ease-out-expo);
}

.header__link:hover::after {
  width: 100%;
}

.header__cta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid rgba(255,255,255,0.3);
  padding: 0.7rem 1.5rem;
  transition: background 0.4s var(--ease-out-expo), border-color 0.4s;
}

.header__cta:hover {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}

.header__cta svg {
  transition: transform 0.4s var(--ease-out-expo);
}

.header__cta:hover svg {
  transform: translate(3px, -3px);
}

.header__burger {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
}

.header__burger span {
  display: block;
  width: 28px;
  height: 1px;
  background: var(--white);
  transition: transform 0.4s var(--ease-out-expo), opacity 0.3s;
}

.header__burger--active span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.header__burger--active span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

/* --- MOBILE MENU --- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s var(--ease-out-expo);
}

.mobile-menu--active {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu__nav {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: center;
}

.mobile-menu__link {
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 4rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.5s, transform 0.5s var(--ease-out-expo);
}

.mobile-menu--active .mobile-menu__link {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu--active .mobile-menu__link:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu--active .mobile-menu__link:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu--active .mobile-menu__link:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu--active .mobile-menu__link:nth-child(4) { transition-delay: 0.25s; }

.mobile-menu__lang {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.5rem 1.2rem;
  border: 1px solid rgba(255,255,255,0.25);
  margin-top: 1.5rem;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.5s, transform 0.5s var(--ease-out-expo), background 0.3s;
}

.mobile-menu--active .mobile-menu__lang {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.3s;
}

.mobile-menu__lang:hover {
  background: rgba(255,255,255,0.1);
}

/* --- HERO --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--white);
  color: var(--black);
  padding: 8rem 3rem 4rem;
}

.hero__inner {
  max-width: 1600px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero__content {
  max-width: 580px;
}

.hero__content,
.hero__visual {
  visibility: hidden;
}

.hero__label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 400;
  font-style: italic;
  letter-spacing: 0.1em;
  opacity: 0.6;
  margin-bottom: 1.5rem;
}

.hero__divider-top {
  width: 50px;
  height: 1px;
  background: var(--black);
  opacity: 0.15;
  margin-bottom: 2rem;
}

.hero__title {
  margin-bottom: 2rem;
}

.hero__title-light {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3.2rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.hero__title-bold {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.hero__divider {
  width: 100%;
  max-width: 480px;
  height: 1px;
  background: var(--black);
  opacity: 0.1;
  margin-bottom: 2rem;
}

.hero__text {
  font-size: 0.9rem;
  font-weight: 400;
  line-height: 1.7;
  opacity: 0.65;
  margin-bottom: 1.25rem;
  max-width: 480px;
}

.hero__cta {
  margin-top: 2.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.hero__cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--white);
  background: var(--black);
  padding: 1rem 2rem;
  transition: background 0.4s var(--ease-out-expo), transform 0.4s var(--ease-out-expo);
}

.hero__cta-btn:hover {
  background: var(--gray-800);
  transform: translateY(-2px);
}

.hero__cta-btn svg {
  transition: transform 0.4s var(--ease-out-expo);
}

.hero__cta-btn:hover svg {
  transform: translate(3px, -3px);
}

.hero__cta-secondary {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--black);
  opacity: 0.65;
  position: relative;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(0,0,0,0.2);
  transition: opacity 0.3s, border-color 0.3s;
}

.hero__cta-secondary:hover {
  opacity: 1;
  border-color: var(--black);
}

.hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero__star {
  width: clamp(280px, 35vw, 520px);
  height: auto;
  color: rgba(0,0,0,0.06);
  animation: starSpin 60s linear infinite;
}

@keyframes starSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}



/* --- ABOUT --- */
.about {
  padding: 8rem 3rem;
  background: var(--black);
  color: var(--white);
}

.about__inner {
  max-width: 1600px;
  margin: 0 auto;
}

.about__top {
  max-width: 700px;
  margin-bottom: 5rem;
}

.about__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  font-style: italic;
  letter-spacing: 0.1em;
  opacity: 0.6;
  margin-bottom: 1.5rem;
}

.about__heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
}

.about__lead {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  font-weight: 300;
  line-height: 1.7;
  opacity: 0.7;
}

.about__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  padding: 4rem 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.about__stat-num {
  display: inline;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4.5vw, 4rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
}

.about__stat-suffix {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4.5vw, 4rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
}

.about__stat-value {
  display: block;
  margin-bottom: 1rem;
}

.about__stat-desc {
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.6;
  opacity: 0.65;
}

.about__bottom {
  padding-top: 4rem;
}

.about__summary {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.2vw, 1.8rem);
  font-weight: 600;
  line-height: 1.4;
  max-width: 650px;
  opacity: 0.8;
}

/* --- GROUP / BRANDS --- */
.group {
  background: var(--white);
  color: var(--black);
}

.brand-section {
  border-top: 1px solid rgba(0,0,0,0.08);
}

.brand-section:last-child {
  border-bottom: 1px solid rgba(0,0,0,0.08);
}

.brand-section__inner {
  max-width: 1600px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: 6rem 3rem;
}

.brand-section__inner--reverse {
  direction: rtl;
}

.brand-section__inner--reverse > * {
  direction: ltr;
}

.brand-section__content {
  max-width: 540px;
}

.brand-section__name {
  display: block;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  margin-bottom: 1rem;
}

.brand-section__tagline {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin-bottom: 2rem;
}

.brand-section__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.brand-section__tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  border: 1.5px solid var(--black);
  transition: background 0.3s, color 0.3s;
}

.brand-section__tag--active {
  border-color: transparent;
}

.brand-section__desc {
  font-size: 0.9rem;
  font-weight: 400;
  line-height: 1.7;
  opacity: 0.65;
  margin-bottom: 2.5rem;
  max-width: 480px;
}

.brand-section__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
  padding: 1rem 2rem;
  transition: opacity 0.3s, transform 0.3s var(--ease-out-expo);
}

.brand-section__btn:hover {
  opacity: 0.85;
  transform: translateY(-2px);
}

.brand-section__btn svg {
  transition: transform 0.4s var(--ease-out-expo);
}

.brand-section__btn:hover svg {
  transform: translate(3px, -3px);
}

/* Geometric decorations */
.brand-section__visual {
  position: relative;
  min-height: 360px;
}

.brand-section__geo {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 360px;
}

.geo__block {
  position: absolute;
  border: 1.5px solid rgba(0,0,0,0.1);
}

.geo__circle {
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid rgba(0,0,0,0.1);
}

.geo__line {
  position: absolute;
  background: rgba(0,0,0,0.06);
}

/* Black (IDSTAR) geo */
.brand-section__geo--black .geo__block--1 {
  width: 45%;  height: 50%;  top: 10%;  right: 5%;
  background: rgba(0,0,0,0.03);
  border-color: rgba(0,0,0,0.08);
}
.brand-section__geo--black .geo__block--2 {
  width: 30%;  height: 35%;  bottom: 5%;  left: 10%;
  border-color: rgba(0,0,0,0.06);
}
.brand-section__geo--black .geo__circle--1 {
  width: 40%;  aspect-ratio: 1;  top: 20%;  left: 15%;
  border-color: rgba(0,0,0,0.08);
}
.brand-section__geo--black .geo__line--1 {
  width: 1.5px;  height: 80%;  top: 5%;  left: 50%;
}
.brand-section__geo--black .geo__line--2 {
  width: 60%;  height: 1.5px;  top: 45%;  left: 20%;
}

/* Red (segregatory) geo */
.brand-section__geo--red .geo__block--1 {
  width: 35%;  height: 55%;  top: 5%;  left: 15%;
  background: rgba(230,57,70,0.08);
  border-color: rgba(230,57,70,0.15);
}
.brand-section__geo--red .geo__block--2 {
  width: 25%;  height: 30%;  top: 20%;  left: 35%;
  background: rgba(230,57,70,0.15);
  border-color: rgba(230,57,70,0.2);
}
.brand-section__geo--red .geo__block--3 {
  width: 40%;  height: 40%;  bottom: 10%;  right: 5%;
  border-color: rgba(0,0,0,0.06);
}
.brand-section__geo--red .geo__circle--1 {
  width: 20%;  aspect-ratio: 1;  bottom: 15%;  left: 20%;
  background: rgba(230,57,70,0.06);
  border-color: rgba(230,57,70,0.12);
}
.brand-section__geo--red .geo__line--1 {
  width: 1.5px;  height: 70%;  top: 10%;  right: 30%;
  background: rgba(0,0,0,0.04);
}

/* Green (twoja-woda) geo */
.brand-section__geo--green .geo__block--1 {
  width: 40%;  height: 45%;  top: 10%;  right: 10%;
  border-color: rgba(0,0,0,0.06);
}
.brand-section__geo--green .geo__block--2 {
  width: 30%;  height: 50%;  bottom: 0%;  left: 15%;
  background: rgba(27,67,50,0.06);
  border-color: rgba(27,67,50,0.12);
}
.brand-section__geo--green .geo__circle--1 {
  width: 35%;  aspect-ratio: 1;  top: 15%;  left: 25%;
  background: rgba(27,67,50,0.04);
  border-color: rgba(27,67,50,0.1);
}
.brand-section__geo--green .geo__circle--2 {
  width: 15%;  aspect-ratio: 1;  top: 30%;  right: 15%;
  background: rgba(27,67,50,0.12);
  border-color: transparent;
}
.brand-section__geo--green .geo__line--1 {
  width: 70%;  height: 1.5px;  top: 35%;  left: 10%;
  background: rgba(0,0,0,0.04);
}
.brand-section__geo--green .geo__line--2 {
  width: 1.5px;  height: 60%;  top: 20%;  left: 55%;
  background: rgba(0,0,0,0.04);
}

/* Pink (IDGATE) geo */
.brand-section__geo--pink .geo__block--1 {
  width: 35%;  height: 50%;  top: 5%;  left: 10%;
  background: rgba(204,51,102,0.06);
  border-color: rgba(204,51,102,0.12);
}
.brand-section__geo--pink .geo__block--2 {
  width: 40%;  height: 35%;  top: 25%;  right: 5%;
  background: rgba(204,51,102,0.1);
  border-color: rgba(204,51,102,0.15);
}
.brand-section__geo--pink .geo__block--3 {
  width: 25%;  height: 25%;  bottom: 10%;  left: 30%;
  border-color: rgba(0,0,0,0.06);
}
.brand-section__geo--pink .geo__circle--1 {
  width: 30%;  aspect-ratio: 1;  bottom: 5%;  right: 15%;
  border-color: rgba(204,51,102,0.12);
}
.brand-section__geo--pink .geo__line--1 {
  width: 1.5px;  height: 75%;  top: 10%;  left: 45%;
  background: rgba(0,0,0,0.04);
}

/* --- PORTFOLIO --- */
.portfolio {
  padding: 8rem 0;
  background: var(--white);
  color: var(--black);
}

.portfolio__inner {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 3rem;
}

.portfolio__header {
  margin-bottom: 4rem;
}

.portfolio__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  font-style: italic;
  letter-spacing: 0.1em;
  opacity: 0.6;
  margin-bottom: 1rem;
}

.portfolio__heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

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

.project {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.project__bg {
  position: absolute;
  inset: 0;
  transition: transform 0.8s var(--ease-out-expo);
}

.project:hover .project__bg {
  transform: scale(1.05);
}

.project__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.6) 100%);
}

.project__content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  color: var(--white);
}

.project__num {
  position: absolute;
  top: 2rem;
  left: 2rem;
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  opacity: 0.6;
}

.project__title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
}

.project__cat {
  font-size: 0.75rem;
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0.05em;
  opacity: 0.7;
}

/* --- CTA --- */
.cta {
  padding: 8rem 3rem;
  background: var(--black);
  color: var(--white);
}

.cta__inner {
  max-width: 1600px;
  margin: 0 auto;
}

.cta__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  font-style: italic;
  letter-spacing: 0.1em;
  opacity: 0.6;
  margin-bottom: 1.5rem;
}

.cta__heading {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
}

.cta__actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 5rem;
}

.cta__button {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 1rem 2rem;
  background: var(--white);
  color: var(--black);
  transition: background 0.3s, transform 0.3s var(--ease-out-expo);
}

.cta__button:hover {
  background: var(--gray-200);
  transform: translateY(-2px);
}

.cta__button svg {
  transition: transform 0.4s var(--ease-out-expo);
}

.cta__button:hover svg {
  transform: translate(3px, -3px);
}

.cta__button--outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.2);
}

.cta__button--outline:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.4);
}

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

.cta__detail-label {
  display: block;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.6;
  margin-bottom: 0.5rem;
}

.cta__detail a,
.cta__detail span {
  font-size: 0.9rem;
  font-weight: 300;
  opacity: 0.7;
  transition: opacity 0.3s;
}

.cta__detail a:hover {
  opacity: 1;
}

/* --- FOOTER --- */
.footer {
  padding: 4rem 3rem 2rem;
  background: var(--black);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer__inner {
  max-width: 1600px;
  margin: 0 auto;
}

.footer__top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer__logo-img {
  height: auto;
  width: clamp(130px, 12vw, 180px);
}

.footer__tagline {
  font-size: 0.8rem;
  font-weight: 300;
  font-style: italic;
  line-height: 1.6;
  opacity: 0.6;
  margin-top: 1rem;
}

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

.footer__col {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer__col-title {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.6;
  margin-bottom: 0.5rem;
}

.footer__col a,
.footer__col span {
  font-size: 0.85rem;
  font-weight: 300;
  opacity: 0.7;
  transition: opacity 0.3s;
}

.footer__col a:hover {
  opacity: 1;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
}

.footer__copy {
  font-size: 0.7rem;
  font-weight: 300;
  opacity: 0.5;
  letter-spacing: 0.05em;
}

.footer__social {
  display: flex;
  gap: 1rem;
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255,255,255,0.15);
  opacity: 0.6;
  transition: opacity 0.3s, border-color 0.3s;
}

.footer__social-link:hover {
  opacity: 1;
  border-color: var(--white);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
  .footer__top {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .header {
    padding: 1.25rem 1.5rem;
  }

  .header--scrolled {
    padding: 1rem 1.5rem;
  }

  .header__nav,
  .header__cta {
    display: none;
  }

  .header__burger {
    display: flex;
  }

  .hero {
    padding: 7rem 1.5rem 3rem;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero__visual {
    order: -1;
  }

  .hero__star {
    width: 200px;
    opacity: 0.5;
  }

  .about {
    padding: 5rem 1.5rem;
  }

  .brand-section__inner,
  .brand-section__inner--reverse {
    grid-template-columns: 1fr;
    padding: 4rem 1.5rem;
    gap: 2.5rem;
    direction: ltr;
  }

  .brand-section__visual {
    min-height: 240px;
  }

  .portfolio__inner {
    padding: 0 1.5rem;
  }

  .portfolio {
    padding: 5rem 0;
  }

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

  .cta {
    padding: 5rem 1.5rem;
  }

  .cta__actions {
    flex-direction: column;
  }

  .cta__details {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer {
    padding: 3rem 1.5rem 1.5rem;
  }

  .footer__top {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer__links {
    grid-template-columns: 1fr 1fr;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

}

@media (max-width: 480px) {
  .footer__links {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   CONTACT POPUP
   ============================================ */

.contact-popup {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease-out-expo), visibility 0.4s;
}

.contact-popup--active {
  opacity: 1;
  visibility: visible;
}

.contact-popup__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  cursor: pointer;
}

.contact-popup__card {
  position: relative;
  background: var(--white);
  color: var(--black);
  width: 90vw;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 3rem 2.5rem;
  transform: translateY(30px);
  transition: transform 0.5s var(--ease-out-expo);
}

.contact-popup--active .contact-popup__card {
  transform: translateY(0);
}

.contact-popup__close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0.4;
  transition: opacity 0.3s;
}

.contact-popup__close:hover {
  opacity: 1;
}

.contact-popup__heading {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 2rem;
}

.contact-popup__form {
  position: relative;
}

.contact-popup__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.contact-popup__field {
  position: relative;
  margin-bottom: 1.5rem;
}

.contact-popup__field--full {
  grid-column: 1 / -1;
}

.contact-popup__field input,
.contact-popup__field textarea {
  display: block;
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--black);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--gray-200);
  padding: 1.25rem 0 0.5rem;
  outline: none;
  transition: border-color 0.3s;
  resize: vertical;
}

.contact-popup__field input:focus,
.contact-popup__field textarea:focus {
  border-color: var(--black);
}

.contact-popup__field label {
  position: absolute;
  top: 1.25rem;
  left: 0;
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--gray-400);
  pointer-events: none;
  transition: top 0.25s var(--ease-out-expo), font-size 0.25s var(--ease-out-expo), color 0.25s;
}

.contact-popup__field input:focus + label,
.contact-popup__field input:not(:placeholder-shown) + label,
.contact-popup__field textarea:focus + label,
.contact-popup__field textarea:not(:placeholder-shown) + label {
  top: 0;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--black);
}

.contact-popup__req {
  color: var(--red);
}

.contact-popup__error {
  display: block;
  font-size: 0.7rem;
  color: var(--red);
  min-height: 1rem;
  padding-top: 0.25rem;
}

.contact-popup__error--checkbox {
  margin-top: -0.5rem;
  margin-bottom: 0.5rem;
}

.contact-popup__checkboxes {
  margin-bottom: 1.5rem;
}

.contact-popup__checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  cursor: pointer;
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--gray-600);
}

.contact-popup__checkbox input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.contact-popup__checkmark {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
  transition: background 0.2s, border-color 0.2s;
}

.contact-popup__checkbox input:checked + .contact-popup__checkmark {
  background: var(--black);
  border-color: var(--black);
}

.contact-popup__checkbox input:checked + .contact-popup__checkmark::after {
  content: '';
  display: block;
  width: 5px;
  height: 9px;
  border: solid var(--white);
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg) translateY(-1px);
}

.contact-popup__checkbox-text {
  flex: 1;
}

.contact-popup__submit {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--white);
  background: var(--black);
  padding: 1rem 2rem;
  border: none;
  cursor: pointer;
  transition: background 0.4s var(--ease-out-expo), transform 0.4s var(--ease-out-expo);
}

.contact-popup__submit:hover {
  background: var(--gray-800);
  transform: translateY(-2px);
}

.contact-popup__submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.contact-popup__submit svg {
  transition: transform 0.4s var(--ease-out-expo);
}

.contact-popup__submit:hover svg {
  transform: translate(3px, -3px);
}

.contact-popup__message {
  margin-top: 1.25rem;
  font-size: 0.8rem;
  line-height: 1.5;
  min-height: 1.25rem;
}

.contact-popup__message--success {
  color: var(--green);
}

.contact-popup__message--error {
  color: var(--red);
}

/* Responsive */
@media (max-width: 560px) {
  .contact-popup__card {
    padding: 2rem 1.5rem;
    max-height: 95vh;
  }

  .contact-popup__row {
    grid-template-columns: 1fr;
    gap: 0;
  }
}