:root {
  --ink: #151515;
  --muted: #696969;
  --paper: #f8f6f1;
  --white: #ffffff;
  --warm: #f39a72;
  --blue: #6b86d6;
  --dark: #101316;
  --line: rgba(21, 21, 21, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display",
               "PingFang SC", "Helvetica Neue", "Segoe UI",
               "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.75;
}

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

.site-nav {
  background: rgba(0, 0, 0, 0.30);
  backdrop-filter: blur(18px);
  transition: 0.3s ease;
}

.site-nav.scrolled {
  background: rgba(10, 12, 15, 0.92);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18);
}

.brand {
  color: white;
  font-weight: 900;
  letter-spacing: 0.08em;
  font-size: 1.45rem;
}

.brand:hover {
  color: white;
}

.brand span,
.footer-brand span {
  color: var(--warm);
}

.nav-link {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 500;
  margin-inline: 0.25rem;
}

.nav-link:hover {
  color: white;
}

.navbar-toggler {
  border-color: rgba(255, 255, 255, 0.35);
}

.navbar-toggler-icon {
  filter: invert(1);
}

.hero,
.page-hero {
  position: relative;
  min-height: 100vh;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: white;
}

.hero-home {
  background-image: url("images/hero-city.png");
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.72) 0%, rgba(0, 0, 0, 0.38) 47%, rgba(0, 0, 0, 0.08) 100%);
}

.hero-content,
.page-hero-content {
  position: relative;
  z-index: 2;
}

.page-hero {
  min-height: 78vh;
  display: flex;
  align-items: flex-end;
  padding: 140px 0 90px;
}

.page-hero-content h1 {
  font-size: clamp(3.2rem, 7vw, 6.8rem);
  line-height: 1;
  letter-spacing: -0.055em;
  font-weight: 900;
  max-width: 1000px;
}

.page-hero-content .lead {
  max-width: 760px;
  font-size: 1.12rem;
  color: rgba(255, 255, 255, 0.78);
}

.eyebrow {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: var(--muted);
}

.eyebrow.light {
  color: rgba(255, 255, 255, 0.58);
}

.hero-title {
  font-size: clamp(3.8rem, 8vw, 8rem);
  line-height: 0.95;
  letter-spacing: -0.065em;
  font-weight: 900;
  margin: 1rem 0 2rem;
}

.belief {
  border-left: 3px solid var(--warm);
  padding-left: 1.4rem;
  max-width: 850px;
}

.belief p {
  margin-bottom: 0.5rem;
  color: rgba(255, 255, 255, 0.75);
}

.belief h2 {
  font-size: clamp(1.15rem, 2.2vw, 1.75rem);
  line-height: 1.55;
  font-weight: 500;
  margin: 0.2rem 0;
}

.belief strong {
  color: var(--warm);
  font-weight: 800;
}

.hero-sub {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-top: 2rem;
}

.scroll-cue {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  color: white;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 50%;
}

.section-space {
  padding: 110px 0;
}

.section-light {
  background: var(--paper);
}

.section-dark {
  background: var(--dark);
  color: white;
}

.statement {
  font-size: clamp(2.4rem, 5.3vw, 5.4rem);
  line-height: 1.24;
  letter-spacing: -0.055em;
  font-weight: 850;
  margin: 1.1rem auto 2rem;
  max-width: 1100px;
}

.section-copy {
  max-width: 750px;
  margin: auto;
  color: var(--muted);
  font-size: 1.08rem;
}

.image-story {
  min-height: 78vh;
  position: relative;
  overflow: hidden;
}

.image-story img {
  width: 100%;
  height: 78vh;
  object-fit: cover;
  display: block;
}

.image-story-copy {
  position: absolute;
  left: 7vw;
  top: 50%;
  transform: translateY(-50%);
  max-width: 520px;
  z-index: 2;
}

.image-story-copy h2 {
  font-size: clamp(2.6rem, 5vw, 5rem);
  line-height: 1.08;
  letter-spacing: -0.05em;
  font-weight: 900;
}

.image-story-copy p {
  font-size: 1.06rem;
}

.image-story-copy a {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 700;
}

.dark-text {
  color: var(--ink);
}

.light-text {
  color: white;
}

.image-story-reverse::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.64), rgba(0, 0, 0, 0.05));
}

.split-story {
  background: var(--paper);
}

.story-photo {
  width: 100%;
  height: 100%;
  min-height: 580px;
  object-fit: cover;
  border-radius: 32px;
}

.story-card {
  width: 100%;
  border-radius: 32px;
  padding: clamp(2.2rem, 5vw, 4.8rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.dark-card {
  background: var(--dark);
  color: white;
}

.story-card h2 {
  font-size: clamp(2.4rem, 4.5vw, 4.7rem);
  line-height: 1.08;
  letter-spacing: -0.05em;
  font-weight: 900;
}

.story-card p {
  color: rgba(255, 255, 255, 0.62);
}

.section-heading {
  max-width: 900px;
  margin-bottom: 3rem;
}

.section-heading h2 {
  font-size: clamp(2.6rem, 5vw, 5rem);
  line-height: 1.12;
  letter-spacing: -0.055em;
  font-weight: 900;
}

.eco-card {
  height: 100%;
  display: block;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 26px;
  padding: 2rem;
  transition: 0.3s ease;
}

.eco-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.06);
}

.eco-card span {
  color: #ffd2bf;
  font-weight: 700;
}

.eco-card h3 {
  margin-top: 3rem;
  font-size: 1.45rem;
}

.eco-card p {
  color: rgba(255, 255, 255, 0.56);
}

.cta {
  color: white;
  background: linear-gradient(135deg, #df7c59, #667fd0);
}

.cta h2 {
  font-size: clamp(3.2rem, 7vw, 6.5rem);
  line-height: 1;
  letter-spacing: -0.06em;
  font-weight: 900;
}

.cta h2 span {
  font-size: 0.52em;
  font-weight: 600;
}

.info-block {
  height: 100%;
  padding: 2.2rem;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: white;
}

.info-block h2 {
  font-size: 1.55rem;
  font-weight: 800;
}

.info-block p {
  color: var(--muted);
  margin-bottom: 0;
}

.contact-form {
  padding: 2.5rem;
  background: white;
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: 0 24px 60px rgba(20, 25, 30, 0.08);
}

.form-control,
.form-select {
  padding: 0.9rem 1rem;
  border-radius: 14px;
  border-color: var(--line);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--warm);
  box-shadow: 0 0 0 0.25rem rgba(243, 154, 114, 0.15);
}

.feedback {
  margin-top: 1rem;
  color: #15785f;
  font-weight: 700;
}

.site-footer {
  background: #0b0e10;
  color: white;
  padding: 75px 0 28px;
}

.footer-brand {
  font-size: 1.45rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.site-footer p,
.site-footer small {
  color: rgba(255, 255, 255, 0.55);
}

.site-footer h6 {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.72);
  display: block;
  margin: 0.45rem 0;
}

.site-footer a:hover {
  color: white;
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(255, 255, 255, 0.10);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: rgba(255, 255, 255, 0.35);
  font-size: 0.84rem;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 991px) {
  .site-nav {
    background: rgba(10, 12, 15, 0.94);
  }

  .hero-title {
    font-size: 4rem;
  }

  .image-story-copy {
    left: 6vw;
    right: 6vw;
  }
}

@media (max-width: 767px) {
  .section-space {
    padding: 78px 0;
  }

  .hero-overlay {
    background: rgba(0, 0, 0, 0.56);
  }

  .hero-title {
    font-size: 3.45rem;
  }

  .image-story,
  .image-story img {
    min-height: 66vh;
    height: 66vh;
  }

  .image-story-copy h2 {
    font-size: 2.7rem;
  }

  .story-photo {
    min-height: 380px;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

/* ========================================
   ABOUT ROHI
======================================== */

.about-page {
    background: #f6f4ef;
}


/* Hero */

.about-hero {
    min-height: 100vh;
    position: relative;
    overflow: hidden;
    color: white;
}

.about-hero-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 8s ease;
}

.about-hero:hover .about-hero-image {
    transform: scale(1.04);
}

.about-hero-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            90deg,
            rgba(5, 8, 12, 0.85) 0%,
            rgba(5, 8, 12, 0.54) 48%,
            rgba(5, 8, 12, 0.12) 100%
        );
}

.about-hero-content {
    min-height: 100vh;
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

.about-kicker {
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.65);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.22em;
    text-transform: uppercase;
}

.about-kicker.dark {
    color: #f06f3c;
}

.about-hero h1 {
    max-width: 1000px;
    margin: 0;
    font-size: clamp(52px, 7vw, 105px);
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -0.055em;
}

.about-hero-description {
    max-width: 690px;
    margin-top: 28px;
    color: rgba(255, 255, 255, 0.76);
    font-size: 19px;
    line-height: 1.9;
}

.about-scroll-button {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    margin-top: 34px;
    color: white;
    font-weight: 700;
}

.about-scroll-button span {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, 0.45);
    border-radius: 50%;
    transition: 0.3s ease;
}

.about-scroll-button:hover span {
    color: #111;
    background: white;
}


/* Story */

.about-story-section {
    padding: 130px 0;
}

.about-image-frame {
    position: relative;
    overflow: hidden;
    border-radius: 34px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.14);
}

.about-image-frame img {
    width: 100%;
    height: 590px;
    display: block;
    object-fit: cover;
    transition: transform 0.7s ease;
}

.about-image-frame:hover img {
    transform: scale(1.04);
}

.image-label {
    position: absolute;
    left: 24px;
    bottom: 24px;
    padding: 12px 18px;
    color: white;
    background: rgba(10, 12, 15, 0.64);
    backdrop-filter: blur(14px);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.about-section-title {
    margin-bottom: 28px;
    font-size: clamp(44px, 5vw, 78px);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.05em;
}

.about-copy {
    color: #666;
    font-size: 17px;
    line-height: 2;
}

.about-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 30px;
}

.about-tags span {
    padding: 9px 16px;
    border: 1px solid rgba(20, 20, 20, 0.15);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
}


/* Feature image */

.about-feature-image {
    height: 82vh;
    min-height: 650px;
    position: relative;
    overflow: hidden;
    color: white;
}

.about-feature-image > img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transition: transform 8s ease;
}

.about-feature-image:hover > img {
    transform: scale(1.04);
}

.about-feature-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            90deg,
            rgba(0, 0, 0, 0.76),
            rgba(0, 0, 0, 0.1)
        );
}

.about-feature-copy {
    max-width: 650px;
    position: absolute;
    left: 7vw;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
}

.about-feature-copy h2 {
    font-size: clamp(48px, 6vw, 90px);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.055em;
}

.about-feature-copy p {
    max-width: 530px;
    margin-top: 22px;
    color: rgba(255, 255, 255, 0.72);
    font-size: 18px;
}

.about-feature-copy a {
    display: inline-block;
    margin-top: 20px;
    color: white;
    font-weight: 700;
}


/* Image grid */

.about-visual-grid-section {
    padding: 130px 0;
}

.about-heading {
    max-width: 900px;
    margin-bottom: 60px;
}

.about-heading h2 {
    font-size: clamp(48px, 6vw, 86px);
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -0.055em;
}

.about-visual-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
}

.about-visual-card {
    min-height: 540px;
    position: relative;
    overflow: hidden;
    border-radius: 30px;
    color: white;
    cursor: pointer;
}

.about-visual-card:nth-child(1) {
    grid-column: span 7;
}

.about-visual-card:nth-child(2) {
    grid-column: span 5;
}

.about-visual-card:nth-child(3) {
    grid-column: 3 / span 8;
}

.about-visual-card img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.65s ease;
}

.about-visual-card:hover img {
    transform: scale(1.055);
}

.about-card-gradient {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            transparent 30%,
            rgba(0, 0, 0, 0.82)
        );
}

.about-card-copy {
    position: absolute;
    left: 30px;
    right: 30px;
    bottom: 28px;
    z-index: 2;
}

.about-card-copy span {
    color: #ff9d72;
    font-weight: 800;
}

.about-card-copy h3 {
    margin-top: 10px;
    font-size: 31px;
    font-weight: 800;
}

.about-card-copy p {
    max-width: 460px;
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.68);
}


/* Difference */

.about-difference-section {
    padding: 130px 0;
    color: white;
    background: #101316;
}

.about-difference-section h2 {
    font-size: clamp(50px, 6vw, 90px);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.055em;
}

.about-difference-text {
    color: #ff9b70;
    font-size: clamp(33px, 4vw, 58px);
    font-weight: 800;
    line-height: 1.2;
}

.about-strength-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    margin-top: 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    border-left: 1px solid rgba(255, 255, 255, 0.15);
}

.about-strength {
    min-height: 240px;
    padding: 30px;
    border-right: 1px solid rgba(255, 255, 255, 0.15);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    transition: 0.3s ease;
}

.about-strength:hover {
    background: rgba(255, 255, 255, 0.055);
}

.about-strength span {
    color: #ff9b70;
    font-weight: 800;
}

.about-strength h3 {
    margin-top: 80px;
    margin-bottom: 4px;
    font-size: 23px;
}

.about-strength p {
    color: rgba(255, 255, 255, 0.52);
}


/* Ending */

.about-ending {
    padding: 150px 0;
    color: white;
    background:
        linear-gradient(
            135deg,
            #e77c58,
            #637ed0
        );
}

.about-ending h2 {
    margin-bottom: 30px;
    font-size: clamp(48px, 6vw, 88px);
    font-weight: 900;
    line-height: 1.12;
    letter-spacing: -0.055em;
}

.about-ending > .container > p:not(.about-kicker) {
    margin-bottom: 30px;
    font-size: 22px;
    font-weight: 700;
}


/* Mobile */

@media (max-width: 991px) {

    .about-hero-overlay {
        background: rgba(5, 8, 12, 0.58);
    }

    .about-visual-card:nth-child(1),
    .about-visual-card:nth-child(2),
    .about-visual-card:nth-child(3) {
        grid-column: span 12;
    }

    .about-strength-grid {
        grid-template-columns: repeat(2, 1fr);
    }

}


@media (max-width: 767px) {

    .about-story-section,
    .about-visual-grid-section,
    .about-difference-section {
        padding: 85px 0;
    }

    .about-hero h1 {
        font-size: 48px;
    }

    .about-image-frame img {
        height: 420px;
    }

    .about-feature-image {
        min-height: 620px;
    }

    .about-feature-copy {
        left: 24px;
        right: 24px;
    }

    .about-visual-card {
        min-height: 440px;
    }

    .about-strength-grid {
        grid-template-columns: 1fr;
    }

    .about-ending {
        padding: 100px 0;
    }

}