:root {
  --color-primary: #ffb000;
  --color-primary-strong: #f08b00;
  --color-navy: #071a2d;
  --color-navy-soft: #0d2944;
  --color-blue: #145a84;
  --color-sky: #eaf7ff;
  --color-green: #3e8f67;
  --color-text: #172230;
  --color-muted: #697888;
  --color-line: #dfe7ee;
  --color-white: #ffffff;
  --color-surface: #f7f9fb;
  --shadow-soft: 0 20px 60px rgba(7, 26, 45, 0.1);
  --shadow-card: 0 16px 35px rgba(7, 26, 45, 0.08);
  --radius-large: 32px;
  --radius-medium: 20px;
  --container: min(1180px, calc(100% - 40px));
  --header-height: 82px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 12px);
}

body {
  margin: 0;
  color: var(--color-text);
  background: var(--color-white);
  font-family:
    Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic",
    -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  word-break: keep-all;
}

body.menu-open {
  overflow: hidden;
}

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

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

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

.container {
  width: var(--container);
  margin: 0 auto;
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 20px;
  z-index: 9999;
  padding: 10px 16px;
  color: var(--color-white);
  background: var(--color-navy);
  border-radius: 8px;
}

.skip-link:focus {
  top: 10px;
}

.hero-photo-wrap {
  position: relative !important;
  display: block !important;
  min-height: 0 !important;
  height: auto !important;
  padding: 0 !important;
  overflow: hidden;
  transform: none !important;
  perspective: none !important;
  border-radius: 32px;
}

/* 기존 일러스트 장식 제거 */
.hero-photo-wrap::before,
.hero-photo-wrap::after {
  display: none !important;
  content: none !important;
}

/* 실제 사진 */
.hero-photo {
  width: 100%;
  height: 500px;
  display: block;
  object-fit: cover;
  object-position: center;
  border-radius: 32px;
}

/* 태블릿 */
@media (max-width: 1024px) {
  .hero-photo {
    height: 420px;
  }
}

/* 모바일 */
@media (max-width: 768px) {
  .hero-photo-wrap {
    margin-top: 30px;
    border-radius: 22px;
  }

  .hero-photo {
    height: 320px;
    border-radius: 22px;
  }
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  transition:
    background 0.25s ease,
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.94);
  border-color: rgba(7, 26, 45, 0.08);
  box-shadow: 0 10px 30px rgba(7, 26, 45, 0.06);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
}

.brand-mark {
  position: relative;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
}

.sun-core {
  width: 21px;
  height: 21px;
  background: var(--color-primary);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(255, 176, 0, 0.14);
}

.sun-ray {
  position: absolute;
  width: 35px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 999px;
}

.ray-1 {
  transform: rotate(0deg);
}

.ray-2 {
  transform: rotate(45deg);
}

.ray-3 {
  transform: rotate(90deg);
}

.ray-4 {
  transform: rotate(135deg);
}

.brand-text {
  display: grid;
  line-height: 1.1;
}

.brand-text strong {
  color: var(--color-navy);
  font-size: 20px;
  letter-spacing: -0.04em;
}

.brand-text small {
  margin-top: 5px;
  color: var(--color-muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.primary-navigation {
  display: flex;
  align-items: center;
  gap: 34px;
}

.primary-navigation a {
  position: relative;
  color: var(--color-navy);
  font-size: 15px;
  font-weight: 700;
}

.primary-navigation a:not(.nav-cta)::after {
  position: absolute;
  right: 0;
  bottom: -9px;
  left: 0;
  height: 2px;
  background: var(--color-primary);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.25s ease;
}

.primary-navigation a:hover::after,
.primary-navigation a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-cta {
  padding: 11px 19px;
  color: var(--color-white) !important;
  background: var(--color-navy);
  border-radius: 999px;
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 0;
}

.menu-button span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--color-navy);
  border-radius: 999px;
  transition: 0.25s ease;
}

.hero {
  position: relative;
  display: grid;
  min-height: 850px;
  overflow: hidden;
  padding: calc(var(--header-height) + 78px) 0 80px;
  background:
    linear-gradient(120deg, #f7fbff 0%, #f3f9f7 52%, #fff9e9 100%);
  align-items: center;
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.28;
  background-image:
    linear-gradient(rgba(20, 90, 132, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 90, 132, 0.09) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 88%);
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
}

.hero-orb-one {
  top: 90px;
  right: -160px;
  width: 500px;
  height: 500px;
  background: rgba(255, 176, 0, 0.13);
}

.hero-orb-two {
  bottom: -250px;
  left: -170px;
  width: 520px;
  height: 520px;
  background: rgba(20, 90, 132, 0.1);
}

.hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.03fr 0.97fr;
  gap: 64px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--color-primary-strong);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.18em;
}

.hero-copy h1 {
  margin: 0;
  color: var(--color-navy);
  font-size: clamp(48px, 5.4vw, 76px);
  line-height: 1.13;
  letter-spacing: -0.065em;
}

.hero-copy h1 span {
  color: var(--color-blue);
}

.hero-description {
  max-width: 630px;
  margin: 28px 0 0;
  color: #506274;
  font-size: 19px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 37px;
}

.button {
  display: inline-flex;
  min-height: 54px;
  padding: 0 25px;
  border: 1px solid transparent;
  border-radius: 999px;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--color-navy);
  background: var(--color-primary);
  box-shadow: 0 12px 25px rgba(240, 139, 0, 0.22);
}

.button-primary:hover {
  background: #ffc033;
  box-shadow: 0 16px 32px rgba(240, 139, 0, 0.27);
}

.button-secondary {
  color: var(--color-navy);
  background: rgba(255, 255, 255, 0.74);
  border-color: rgba(7, 26, 45, 0.14);
}

.hero-facts {
  display: flex;
  gap: 38px;
  margin: 48px 0 0;
  padding: 0;
  list-style: none;
}

.hero-facts li {
  position: relative;
  display: grid;
}

.hero-facts li + li::before {
  position: absolute;
  top: 4px;
  bottom: 4px;
  left: -19px;
  width: 1px;
  background: rgba(7, 26, 45, 0.14);
  content: "";
}

.hero-facts strong {
  color: var(--color-navy);
  font-size: 23px;
  line-height: 1.2;
}

.hero-facts span {
  margin-top: 4px;
  color: var(--color-muted);
  font-size: 13px;
}





.scene-sun {
  position: absolute;
  top: 52px;
  right: 66px;
  width: 84px;
  height: 84px;
  background: radial-gradient(circle at 35% 35%, #fff7b6, #ffb000 75%);
  border-radius: 50%;
  box-shadow: 0 0 50px rgba(255, 176, 0, 0.45);
}

.cloud {
  position: absolute;
  height: 26px;
  background: rgba(255, 255, 255, 0.68);
  border-radius: 999px;
}

.cloud::before,
.cloud::after {
  position: absolute;
  bottom: 0;
  background: inherit;
  border-radius: 50%;
  content: "";
}

.cloud::before {
  left: 18px;
  width: 42px;
  height: 42px;
}

.cloud::after {
  right: 16px;
  width: 34px;
  height: 34px;
}

.cloud-one {
  top: 80px;
  left: 58px;
  width: 118px;
}

.cloud-two {
  top: 145px;
  right: 35px;
  width: 86px;
  transform: scale(0.75);
}

.hill {
  position: absolute;
  border-radius: 50% 50% 0 0;
}

.hill-back {
  right: -90px;
  bottom: 106px;
  width: 420px;
  height: 190px;
  background: #8dbd88;
  transform: rotate(-5deg);
}

.hill-front {
  bottom: 40px;
  left: -120px;
  width: 650px;
  height: 240px;
  background: linear-gradient(140deg, #6ba466, #4c8c62);
  transform: rotate(3deg);
}

.panel-array {
  position: absolute;
  right: 15px;
  bottom: 48px;
  left: 15px;
  perspective: 700px;
  transform: rotate(-1.5deg);
}

.panel-row {
  display: flex;
  justify-content: center;
  gap: 8px;
}

.panel-row-back {
  margin-left: 78px;
  transform: scale(0.78) translateY(18px);
  opacity: 0.96;
}

.panel-row-front {
  position: relative;
  z-index: 2;
}

.solar-panel {
  position: relative;
  width: 142px;
  height: 92px;
  background:
    linear-gradient(rgba(255,255,255,.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.16) 1px, transparent 1px),
    linear-gradient(145deg, #1d6691, #0d2d4d 72%);
  background-size: 24px 23px, 35px 23px, auto;
  border: 5px solid #e7eef1;
  box-shadow: 0 12px 18px rgba(0, 0, 0, 0.2);
  transform: rotateX(18deg) skewX(-5deg);
}

.solar-panel::after {
  position: absolute;
  bottom: -31px;
  left: 50%;
  width: 5px;
  height: 29px;
  background: #536878;
  content: "";
  transform: translateX(-50%) skewX(6deg);
}

.floating-card {
  position: absolute;
  z-index: 4;
  display: flex;
  gap: 12px;
  min-width: 205px;
  padding: 15px 18px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 17px;
  box-shadow: 0 16px 40px rgba(7, 26, 45, 0.13);
  align-items: center;
  backdrop-filter: blur(12px);
}

.floating-card-top {
  top: 6px;
  left: -22px;
}

.floating-card-bottom {
  right: -25px;
  bottom: 3px;
}

.floating-card small {
  display: block;
  color: var(--color-muted);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.floating-card strong {
  display: block;
  margin-top: 2px;
  color: var(--color-navy);
  font-size: 14px;
}

.status-dot {
  width: 13px;
  height: 13px;
  background: #43a96e;
  border: 4px solid rgba(67, 169, 110, 0.17);
  border-radius: 50%;
  box-sizing: content-box;
}

.card-icon {
  display: grid;
  width: 31px;
  height: 31px;
  color: var(--color-navy);
  background: var(--color-primary);
  border-radius: 9px;
  place-items: center;
  font-weight: 900;
}

.scroll-indicator {
  position: absolute;
  bottom: 25px;
  left: 50%;
  display: grid;
  gap: 8px;
  color: var(--color-muted);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 0.16em;
  place-items: center;
  transform: translateX(-50%);
}

.scroll-indicator i {
  position: relative;
  width: 1px;
  height: 31px;
  overflow: hidden;
  background: rgba(7, 26, 45, 0.14);
}

.scroll-indicator i::after {
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 70%;
  background: var(--color-navy);
  content: "";
  animation: scrollLine 1.8s ease-in-out infinite;
}

@keyframes scrollLine {
  to {
    top: 120%;
  }
}

.section {
  padding: 122px 0;
}

.section-heading {
  max-width: 650px;
  margin-bottom: 56px;
}

.section-heading h2 {
  margin: 0;
  color: var(--color-navy);
  font-size: clamp(36px, 4vw, 52px);
  line-height: 1.2;
  letter-spacing: -0.055em;
}

.section-heading > p:last-child {
  margin: 19px 0 0;
  color: var(--color-muted);
  font-size: 17px;
}

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

.about-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.large-copy {
  margin: 0;
  color: var(--color-navy);
  font-size: 27px;
  line-height: 1.65;
  letter-spacing: -0.035em;
}

.large-copy strong {
  color: var(--color-blue);
}

.muted {
  margin: 25px 0 0;
  color: var(--color-muted);
}

.text-link {
  display: inline-flex;
  gap: 12px;
  margin-top: 31px;
  color: var(--color-navy);
  font-weight: 900;
  align-items: center;
}

.text-link span {
  color: var(--color-primary-strong);
  font-size: 22px;
  transition: transform 0.2s ease;
}

.text-link:hover span {
  transform: translateX(5px);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.value-card {
  min-height: 220px;
  padding: 30px;
  background: var(--color-surface);
  border: 1px solid transparent;
  border-radius: var(--radius-medium);
  transition:
    transform 0.25s ease,
    background 0.25s ease,
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}

.value-card:hover {
  background: var(--color-white);
  border-color: var(--color-line);
  box-shadow: var(--shadow-card);
  transform: translateY(-5px);
}

.value-number {
  color: var(--color-primary-strong);
  font-size: 13px;
  font-weight: 900;
}

.value-card h3 {
  margin: 46px 0 10px;
  color: var(--color-navy);
  font-size: 22px;
}

.value-card p {
  margin: 0;
  color: var(--color-muted);
}

.services {
  position: relative;
  overflow: hidden;
  color: var(--color-white);
  background: var(--color-navy);
}

.services::before {
  position: absolute;
  top: -170px;
  right: -80px;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(255, 176, 0, 0.13), transparent 66%);
  border-radius: 50%;
  content: "";
}

.section-heading-light h2 {
  color: var(--color-white);
}

.section-heading-light > p:last-child {
  color: #9fb1c2;
}

.service-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.service-card {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  padding: 39px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-medium);
  transition:
    transform 0.25s ease,
    background 0.25s ease,
    border-color 0.25s ease;
}

.service-card:hover {
  background: rgba(255, 255, 255, 0.075);
  border-color: rgba(255, 176, 0, 0.38);
  transform: translateY(-5px);
}

.service-index {
  position: absolute;
  top: 24px;
  right: 28px;
  color: rgba(255, 255, 255, 0.18);
  font-size: 48px;
  font-weight: 900;
}

.service-icon {
  display: grid;
  width: 52px;
  height: 52px;
  color: var(--color-navy);
  background: var(--color-primary);
  border-radius: 15px;
  place-items: center;
  font-size: 30px;
  font-weight: 900;
}

.service-card h3 {
  margin: 27px 0 12px;
  font-size: 25px;
}

.service-card > p {
  max-width: 490px;
  margin: 0;
  color: #afc0ce;
}

.service-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.service-card li {
  padding: 7px 11px;
  color: #dce6ee;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  font-size: 12px;
}

.process {
  background: var(--color-surface);
}

.process-list {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}

.process-list::before {
  position: absolute;
  top: 22px;
  right: 10%;
  left: 10%;
  height: 1px;
  background: var(--color-line);
  content: "";
}

.process-list li {
  position: relative;
  z-index: 2;
  padding: 0 18px;
  text-align: center;
}

.process-list span {
  display: grid;
  width: 45px;
  height: 45px;
  margin: 0 auto 23px;
  color: var(--color-navy);
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: 50%;
  box-shadow: 0 7px 16px rgba(7, 26, 45, 0.07);
  place-items: center;
  font-size: 12px;
  font-weight: 900;
}

.process-list li:hover span {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.process-list strong {
  display: block;
  color: var(--color-navy);
  font-size: 18px;
}

.process-list p {
  margin: 9px 0 0;
  color: var(--color-muted);
  font-size: 14px;
}

.history {
  background: linear-gradient(180deg, #fff 0%, #f8fbfd 100%);
}

.history-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 90px;
}

.history-heading {
  position: sticky;
  top: 130px;
  align-self: start;
}

.timeline {
  position: relative;
  padding-left: 36px;
}

.timeline::before {
  position: absolute;
  top: 8px;
  bottom: 20px;
  left: 7px;
  width: 1px;
  background: var(--color-line);
  content: "";
}

.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 26px;
  padding: 0 0 51px;
}

.timeline-item::before {
  position: absolute;
  top: 8px;
  left: -36px;
  width: 15px;
  height: 15px;
  background: var(--color-primary);
  border: 5px solid #fff4d3;
  border-radius: 50%;
  box-sizing: content-box;
  content: "";
}

.timeline-item time {
  color: var(--color-primary-strong);
  font-size: 14px;
  font-weight: 900;
}

 .timeline-item h3 {
  white-space: nowrap;
  word-break: keep-all;
}

.timeline-item p {
  margin: 0;
  color: var(--color-muted);
}
.timeline-project h3 {
  margin: 0 0 8px;
}

/* 세부사항 전체 */
.timeline-info {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
}

/* 위치 + 지역 입력을 한 줄로 */
.timeline-info > div {
  display: grid;
  grid-template-columns: 75px 1fr;
  column-gap: 10px;
  margin: 0;
  padding: 0;
  align-items: center;
}

.timeline-info dt,
.timeline-info dd {
  margin: 0;
  padding: 0;
  line-height: 1.45;
  font-size: 14px;
}

.timeline-info dt {
  color: var(--color-text);
}

.timeline-info dd {
  color: var(--color-muted);
}
.timeline-placeholder {
  opacity: 0.48;
}

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

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.project-card {
  overflow: hidden;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-medium);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.project-card:hover {
  box-shadow: var(--shadow-card);
  transform: translateY(-6px);
}

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

.project-image img {
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.project-placeholder {
  position: relative;
  display: grid;
  color: #668095;
  background:
    linear-gradient(135deg, rgba(20, 90, 132, 0.1), rgba(255, 176, 0, 0.13)),
    repeating-linear-gradient(
      -45deg,
      rgba(7, 26, 45, 0.035) 0,
      rgba(7, 26, 45, 0.035) 10px,
      transparent 10px,
      transparent 20px
    );
  place-items: center;
}

.project-placeholder::before {
  width: 58px;
  height: 42px;
  margin-bottom: -44px;
  border: 3px solid rgba(20, 90, 132, 0.33);
  border-radius: 7px;
  content: "";
  transform: skewX(-8deg);
}

.project-placeholder span {
  margin-top: 64px;
  font-size: 13px;
  font-weight: 800;
}

.project-info {
  padding: 25px;
}

.project-info small {
  color: var(--color-primary-strong);
  font-weight: 1200;
  letter-spacing: 0.1em;
}

.project-info h3 {
  margin: 9px 0 8px;
  color: var(--color-navy);
  font-size: 20px;
}

.project-info dt {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
}
.project-info dd {
  margin: 0;
  color: var(--color-muted);
  font-size: 16px;
}
.contact {
  color: var(--color-white);
  background:
    radial-gradient(circle at 90% 20%, rgba(255, 176, 0, 0.16), transparent 25%),
    linear-gradient(130deg, #071a2d 0%, #0d2944 100%);
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 80px;
  align-items: start;
}

.contact-copy h2 {
  margin: 0;
  font-size: clamp(36px, 4vw, 52px);
  line-height: 1.25;
  letter-spacing: -0.05em;
}

.contact-copy > p:not(.eyebrow) {
  margin: 24px 0 0;
  color: #aebfcd;
  font-size: 17px;
}

.contact-list {
  display: grid;
  gap: 18px;
  margin: 45px 0 0;
}

.contact-list div {
  display: grid;
  grid-template-columns: 65px 1fr;
  gap: 20px;
}

.contact-list dt {
  color: #8198aa;
  font-size: 13px;
  font-weight: 800;
}

.contact-list dd {
  margin: 0;
  color: var(--color-white);
}

.editable-placeholder {
  color: #ffcf63;
  border-bottom: 1px dashed rgba(255, 207, 99, 0.6);
}

.contact-form {
  padding: 36px;
  color: var(--color-text);
  background: var(--color-white);
  border-radius: var(--radius-large);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.18);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  margin-bottom: 15px;
}

.contact-form label > span {
  color: var(--color-navy);
  font-size: 13px;
  font-weight: 900;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  color: var(--color-text);
  background: #f6f8fa;
  border: 1px solid #e1e8ed;
  border-radius: 12px;
  outline: none;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.contact-form input {
  height: 50px;
  padding: 0 15px;
}

.contact-form textarea {
  min-height: 145px;
  padding: 14px 15px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  background: #fff;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(255, 176, 0, 0.13);
}

.form-submit {
  width: 100%;
  margin-top: 7px;
  border: 0;
}

.form-note {
  margin: 12px 0 0;
  color: var(--color-muted);
  font-size: 12px;
  text-align: center;
}

.site-footer {
  padding: 44px 0;
  color: #92a4b3;
  background: #04111e;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 35px;
  align-items: end;
}

.brand-footer .brand-text strong {
  color: var(--color-white);
}

.brand-footer .brand-text small {
  color: #7890a3;
}

.site-footer p {
  margin: 13px 0 0;
  font-size: 13px;
}

.footer-company p {
  margin: 3px 0;
}

.copyright {
  white-space: nowrap;
}

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 900;
  display: grid;
  width: 48px;
  height: 48px;
  color: var(--color-white);
  background: var(--color-navy);
  border: 0;
  border-radius: 50%;
  box-shadow: 0 10px 25px rgba(7, 26, 45, 0.22);
  opacity: 0;
  pointer-events: none;
  place-items: center;
  transform: translateY(15px);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    background 0.2s ease;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  color: var(--color-navy);
  background: var(--color-primary);
}

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

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

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

@media (max-width: 1020px) {
  :root {
    --header-height: 74px;
  }

  .primary-navigation {
    gap: 22px;
  }

  .hero {
    min-height: auto;
    padding-bottom: 110px;
  }

  .hero-layout,
  .about-layout,
  .history-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .hero-layout {
    gap: 34px;
  }



  .about-layout,
  .history-layout,
  .contact-layout {
    gap: 54px;
  }

  .history-heading {
    position: static;
  }

  .process-list {
    grid-template-columns: repeat(3, 1fr);
    gap: 36px 0;
  }

  .process-list::before {
    display: none;
  }

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

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }

  .copyright {
    grid-column: 1 / -1;
  }
}

@media (max-width: 760px) {
  :root {
    --container: min(100% - 28px, 1180px);
  }

  .site-header {
    background: rgba(255, 255, 255, 0.93);
    border-bottom: 1px solid rgba(7, 26, 45, 0.07);
    backdrop-filter: blur(14px);
  }

  .menu-button {
    display: block;
    position: relative;
    z-index: 1002;
  }

  .menu-button[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .menu-button[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .menu-button[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .primary-navigation {
    position: fixed;
    inset: 0;
    z-index: 1001;
    display: flex;
    padding: 110px 28px 40px;
    background: rgba(255, 255, 255, 0.98);
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition:
      opacity 0.2s ease,
      transform 0.2s ease;
  }

  .primary-navigation.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .primary-navigation a {
    padding: 15px 10px;
    border-bottom: 1px solid var(--color-line);
    font-size: 20px;
  }

  .primary-navigation a::after {
    display: none;
  }

  .nav-cta {
    margin-top: 12px;
    color: var(--color-white) !important;
    text-align: center;
  }

  .brand-text strong {
    font-size: 18px;
  }

  .hero {
    padding-top: calc(var(--header-height) + 52px);
  }

  .hero-copy h1 {
    font-size: clamp(42px, 12vw, 58px);
  }

  .hero-description {
    font-size: 17px;
  }

  .hero-facts {
    gap: 25px;
  }

  .hero-facts li + li::before {
    left: -13px;
  }



  .solar-scene {
    inset: 25px 0 10px;
    border-width: 7px;
    border-radius: 35px 35px 80px 35px;
  }

  .scene-sun {
    top: 36px;
    right: 36px;
    width: 65px;
    height: 65px;
  }

  .solar-panel {
    width: 104px;
    height: 72px;
  }

  .panel-row-back {
    margin-left: 30px;
  }

  .floating-card {
    min-width: 170px;
    padding: 12px 14px;
  }

  .floating-card-top {
    left: 9px;
  }

  .floating-card-bottom {
    right: 5px;
  }

  .section {
    padding: 92px 0;
  }

  .section-heading {
    margin-bottom: 42px;
  }

  .section-heading h2 {
    font-size: 38px;
  }

  .value-grid,
  .service-grid,
  .project-grid {
    grid-template-columns: 1fr;
  }

  .large-copy {
    font-size: 23px;
  }

  .value-card {
    min-height: 190px;
  }

  .service-card {
    min-height: auto;
    padding: 30px;
  }

  .process-list {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .process-list li {
    display: grid;
    grid-template-columns: 48px 1fr;
    padding: 0 0 30px;
    text-align: left;
    column-gap: 16px;
  }

  .process-list span {
    grid-row: 1 / 3;
    margin: 0;
  }

  .process-list strong {
    align-self: end;
  }

  .process-list p {
    align-self: start;
  }

  .timeline {
    padding-left: 26px;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .timeline-item::before {
    left: -26px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .contact-form {
    padding: 25px 19px;
    border-radius: 22px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 21px;
  }

  .copyright {
    grid-column: auto;
    white-space: normal;
  }
}

@media (max-width: 430px) {
  .hero-facts {
    justify-content: space-between;
    gap: 10px;
  }

.brand-symbol {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: scale(2);
  transform-origin: center;
}

  .hero-facts li + li::before {
    display: none;
  }

  .floating-card {
    display: none;
  }

  .panel-array {
    bottom: 34px;
  }

  .solar-panel {
    width: 88px;
    height: 62px;
  }


.footer-inner {
  display: flex !important;
  align-items: flex-start;
  width: 100%;
}

.copyright {
  margin-left: auto !important;
  text-align: right !important;
  white-space: nowrap;
}



.timeline-info > div {
  margin: 0;
  padding: 0;
}



/* 스팸 방지 입력칸 완전히 숨기기 */
.netlify-honeypot {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.form-status {
  min-height: 24px;
  margin: 14px 0 0;
  font-size: 14px;
  font-weight: 700;
}

.form-status.is-success {
  color: #137333;
}

.form-status.is-error {
  color: #c62828;
}

.form-submit:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}

}