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

:root {
    --primary: #1a8a7a;
    --primary-dark: #14706a;
    --primary-light: #e6f5f3;
    --dark: #1a1a2e;
    --dark-2: #16213e;
    --gray-900: #212121;
    --gray-700: #555;
    --gray-500: #888;
    --gray-300: #ccc;
    --gray-100: #f5f7fa;
    --white: #ffffff;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--gray-900);
    line-height: 1.7;
    overflow-x: hidden;
    background: var(--white);
    width: 100%;
    max-width: 100vw;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul { list-style: none; }
img { max-width: 100%; height: auto; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.highlight {
    color: var(--primary);
}

/* ===== Header ===== */
#header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9991;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

#header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    border-bottom-color: rgba(0, 0, 0, 0.06);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.logo-img {
    height: 44px;
    width: auto;
}

.gnb ul {
    display: flex;
    gap: 32px;
}

.gnb a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--gray-700);
    position: relative;
    padding: 4px 0;
}

.gnb a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.gnb a:hover,
.gnb a.active {
    color: var(--primary);
}

.gnb a:hover::after,
.gnb a.active::after {
    width: 100%;
}

.header-cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
}

.header-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 9995;
    position: relative;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-900);
    transition: var(--transition);
}

/* Hamburger hidden when overlay is open (X button takes over) */

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}
.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav - Full Overlay */
.mobile-nav {
    display: none;
    position: fixed;
    inset: 0;
    background: url('/uploads/about.jpg') center/cover no-repeat;
    z-index: 9992;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-nav::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(26, 26, 46, 0.78);
    backdrop-filter: blur(4px);
}

.mobile-nav.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    z-index: 2;
}

.mobile-nav-header .mobile-nav-logo {
    height: 30px;
    width: auto;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.mobile-nav-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: rgba(255,255,255,0.7);
    font-size: 1.4rem;
    cursor: pointer;
    transition: all 0.2s;
}

.mobile-nav-close:hover {
    color: #fff;
}

.mobile-nav-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 60px 20px 40px;
    text-align: center;
}

.mobile-nav ul {
    display: flex;
    flex-direction: column;
    gap: 2px;
    width: 100%;
    max-width: 300px;
}

.mobile-nav a {
    display: block;
    padding: 14px 20px;
    font-size: 1.15rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85);
    border-radius: var(--radius-sm);
    transition: all 0.2s;
    letter-spacing: 0.5px;
}

.mobile-nav a:hover,
.mobile-nav a:active {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.mobile-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 24px;
    padding: 12px 28px;
    background: transparent;
    color: rgba(255,255,255,0.7);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
}

.mobile-cta:hover {
    background: rgba(255,255,255,0.08);
    color: #fff;
}

/* ===== Hero ===== */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #0a1628 0%, #1a2a4a 50%, #0d1f3c 100%);
}

.hero-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
}

.hero-bg::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.3), transparent);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Ccircle cx='30' cy='30' r='1'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    padding: 0 20px;
}

.hero-sub {
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 20px;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 20px;
}

.hero-content h1 .highlight {
    background: linear-gradient(135deg, #3cc4b1, #1a8a7a);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 40px;
}

.hero-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.stat-item {
    text-align: center;
}

.stat-item strong {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
}

.stat-item span {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-item p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
}

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.hero-scroll a span {
    display: block;
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    position: relative;
}

.hero-scroll a span::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--white);
    border-radius: 2px;
    animation: scrollAnim 2s infinite;
}

@keyframes scrollAnim {
    0% { opacity: 1; transform: translate(-50%, 0); }
    100% { opacity: 0; transform: translate(-50%, 14px); }
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(26, 138, 122, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.3);
}

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

.btn-white {
    background: var(--white);
    color: var(--primary);
    border-color: var(--white);
}

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

.btn-block {
    width: 100%;
    justify-content: center;
    padding: 16px;
    font-size: 1.05rem;
    border-radius: var(--radius);
    border: none;
}

/* ===== Sections ===== */
.section {
    padding: 100px 0;
}

.section-gray {
    background: var(--gray-100);
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 12px;
}

.section-label.light {
    color: rgba(255, 255, 255, 0.5);
}

.section-title {
    font-size: 2.4rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 16px;
}

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

.section-desc {
    font-size: 1.05rem;
    color: var(--gray-500);
    max-width: 500px;
    margin: 0 auto;
}

.section-desc.light {
    color: rgba(255, 255, 255, 0.5);
}

/* ===== About ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-img-wrapper {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 4/5;
}

.about-img-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-light), #d0e2ff);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--primary);
}

.about-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
    box-shadow: 0 8px 30px rgba(26, 138, 122, 0.3);
}

.about-image {
    position: relative;
}

.badge-number {
    font-size: 2.2rem;
    font-weight: 900;
    line-height: 1;
}

.badge-text {
    font-size: 0.7rem;
    font-weight: 600;
    text-align: center;
    line-height: 1.3;
    margin-top: 2px;
}

.about-content .section-label {
    text-align: left;
}

.about-content .section-title {
    text-align: left;
}

.about-desc {
    font-size: 1rem;
    color: var(--gray-700);
    margin-bottom: 36px;
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: var(--primary-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.1rem;
}

.about-feature h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.about-feature p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.5;
}

/* ===== Services ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 36px 28px;
    position: relative;
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-card.featured {
    border: 2px solid var(--primary);
    box-shadow: 0 8px 30px rgba(26, 138, 122, 0.15);
    background: linear-gradient(180deg, #f0faf8 0%, #fff 40%);
    transform: translateY(-4px);
}

.service-card.featured .service-icon {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(26, 138, 122, 0.3);
}

.service-card.featured h3 {
    color: var(--primary-dark);
}

.service-badge {
    position: absolute;
    top: -1px;
    right: 20px;
    padding: 6px 14px 8px;
    background: linear-gradient(135deg, #1a8a7a, #14706a);
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: 0 0 8px 8px;
    letter-spacing: 1px;
    box-shadow: 0 4px 12px rgba(26, 138, 122, 0.3);
}

.service-icon-wrap {
    margin-bottom: 20px;
}

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-light);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--primary);
    color: var(--white);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.service-card > p {
    font-size: 0.9rem;
    color: var(--gray-500);
    margin-bottom: 16px;
    line-height: 1.6;
}

.service-list {
    margin-bottom: 20px;
}

.service-list li {
    font-size: 0.88rem;
    color: var(--gray-700);
    padding: 4px 0;
    padding-left: 18px;
    position: relative;
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary);
}

.service-link:hover {
    gap: 10px;
}

/* ===== Process ===== */
.process-grid {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
}

.process-item {
    text-align: center;
    padding: 0 24px;
    flex: 1;
    max-width: 220px;
}

.process-number {
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.process-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--primary);
    margin: 0 auto 20px;
    transition: var(--transition);
}

.process-item:hover .process-icon {
    background: var(--primary);
    color: var(--white);
    transform: scale(1.1);
}

.process-item h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.process-item p {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.6;
}

.process-arrow {
    display: flex;
    align-items: center;
    padding-top: 50px;
    color: var(--gray-300);
    font-size: 1rem;
}

/* ===== Portfolio ===== */
.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 24px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.6);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.portfolio-item {
    border-radius: var(--radius);
    overflow: hidden;
}

.portfolio-item.hidden-item {
    display: none;
}

.portfolio-img {
    position: relative;
    aspect-ratio: 4/3;
    cursor: pointer;
    overflow: hidden;
}

.portfolio-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #2a4a4a, #1a3a3a);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.2);
    font-size: 2rem;
}

.portfolio-placeholder span {
    font-size: 0.8rem;
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 97, 255, 0.9), rgba(0, 97, 255, 0.4));
    display: flex;
    align-items: flex-end;
    padding: 24px;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-img:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-info {
    color: var(--white);
}

.portfolio-tag {
    display: inline-block;
    padding: 3px 10px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.portfolio-info h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.portfolio-info p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
}

/* Portfolio Detail Modal (mobile) */
.pf-detail-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9998;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    align-items: flex-end;
    justify-content: center;
}

.pf-detail-overlay.active {
    display: flex;
}

.pf-detail-modal {
    background: #fff;
    border-radius: 20px 20px 0 0;
    width: 100%;
    max-width: 500px;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

.pf-detail-close {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 2;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.4);
    border: none;
    border-radius: 50%;
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
}

.pf-detail-img {
    width: 100%;
    aspect-ratio: 4/3;
    overflow: hidden;
    border-radius: 20px 20px 0 0;
}

.pf-detail-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pf-detail-body {
    padding: 20px;
}

.pf-detail-body .portfolio-tag {
    background: var(--primary-light);
    color: var(--primary);
}

.pf-detail-body h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 8px 0 12px;
}

.pf-detail-desc {
    font-size: 0.9rem;
    color: var(--gray-700);
    line-height: 1.7;
}

/* Desktop: hide detail modal, use hover overlay */
@media (min-width: 769px) {
    .pf-detail-overlay {
        display: none !important;
    }
}

/* Mobile: show bottom tag on items */
@media (max-width: 768px) {
    .portfolio-overlay {
        opacity: 1;
        inset: auto 0 0 0;
        background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
        padding: 12px;
        align-items: flex-end;
    }

    .portfolio-info p {
        display: none;
    }

    .portfolio-info h4 {
        font-size: 0.82rem;
        margin-bottom: 0;
    }

    .portfolio-tag {
        font-size: 0.65rem;
        padding: 2px 7px;
        margin-bottom: 4px;
    }
}

/* ===== Reviews ===== */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.review-card {
    background: var(--white);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: var(--transition);
}

.review-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.review-stars {
    display: flex;
    gap: 3px;
    color: #ffc107;
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.review-text {
    font-size: 0.95rem;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 24px;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.review-avatar {
    width: 44px;
    height: 44px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1rem;
}

.review-author strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
}

.review-author span {
    font-size: 0.8rem;
    color: var(--gray-500);
}

/* ===== CTA Section ===== */
.cta-section {
    position: relative;
    padding: 80px 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.cta-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 200%;
    background: radial-gradient(ellipse, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
}

.cta-content h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.cta-content h2 .highlight {
    color: #7ee8d8;
}

.cta-content > p {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 32px;
}

.cta-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* ===== Contact ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: start;
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius);
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: var(--shadow);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--gray-900);
}

.required {
    color: #e74c3c;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #e0e0e0;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--gray-900);
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 97, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-card {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 24px;
    background: var(--gray-100);
    border-radius: var(--radius);
    transition: var(--transition);
}

.info-card:hover {
    background: var(--primary-light);
}

.info-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: var(--primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.1rem;
}

.info-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.info-card p {
    font-size: 0.95rem;
    color: var(--gray-900);
    font-weight: 500;
}

.info-card p a:hover {
    color: var(--primary);
}

.info-card span {
    font-size: 0.8rem;
    color: var(--gray-500);
}

/* ===== Footer ===== */
#footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.6);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-logo-img {
    height: 50px;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 1rem;
}

.footer-social a:hover {
    background: var(--primary);
    color: var(--white);
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-links a:hover {
    color: var(--white);
}

.footer-contact p {
    font-size: 0.9rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-contact i {
    color: var(--primary);
    width: 16px;
}

.footer-business {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 16px 0;
    text-align: center;
}

.footer-business p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
    line-height: 1.8;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 20px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.3);
}

/* ===== Floating Buttons ===== */
.floating-btns {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 900;
}

.float-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
}

.float-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.float-phone {
    background: var(--primary);
}

.float-kakao {
    background: #fee500;
    color: #3c1e1e;
}

.float-top {
    background: var(--gray-900);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.float-top.visible {
    opacity: 1;
    visibility: visible;
}

/* ===== Animations ===== */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translate(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: 2.8rem;
    }

    .about-grid {
        gap: 40px;
    }

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

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .gnb,
    .header-cta {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .mobile-nav {
        display: block;
    }

    .header-inner {
        height: 60px;
        padding: 0 16px;
    }

    .logo-img {
        height: 36px;
    }

    .container {
        padding: 0 16px;
    }

    .section {
        padding: 50px 0;
    }

    .section-title {
        font-size: 1.6rem;
    }

    .section-header {
        margin-bottom: 30px;
    }

    .section-desc {
        font-size: 0.9rem;
    }

    /* Hero */
    .hero-content h1 {
        font-size: 1.8rem;
    }

    .hero-sub {
        font-size: 0.8rem;
    }

    .hero-desc {
        font-size: 0.9rem;
        padding: 0 10px;
    }

    .hero-btns {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .hero-btns .btn {
        width: 100%;
        max-width: 280px;
    }

    .hero-stats {
        gap: 20px;
    }

    .stat-item strong {
        font-size: 1.6rem;
    }

    /* About */
    .about-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .about-badge {
        right: 16px;
        bottom: -10px;
        width: 80px;
        height: 80px;
    }

    .badge-number {
        font-size: 1.4rem;
    }

    .about-desc {
        font-size: 0.9rem;
    }

    .about-feature {
        padding: 14px;
    }

    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .service-card {
        padding: 24px 20px;
    }

    /* Process */
    .process-grid {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }

    .process-arrow {
        transform: rotate(90deg);
        padding-top: 0;
    }

    .process-item {
        padding: 24px 20px;
    }

    /* Portfolio - 2col on mobile */
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .portfolio-filter {
        gap: 6px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .filter-btn {
        padding: 6px 14px;
        font-size: 0.8rem;
    }

    /* Reviews */
    .reviews-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .review-card {
        padding: 24px 20px;
    }

    /* CTA */
    .cta-content h2 {
        font-size: 1.3rem;
    }

    .cta-btns {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .cta-btns .btn {
        width: 100%;
        max-width: 280px;
    }

    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .contact-form {
        padding: 20px;
    }

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

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .footer-business {
        font-size: 0.75rem;
    }

    /* Floating */
    .floating-btns {
        bottom: 16px;
        right: 16px;
        gap: 8px;
    }

    .float-btn {
        width: 44px;
        height: 44px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 12px;
    }

    .section {
        padding: 40px 0;
    }

    .section-title {
        font-size: 1.4rem;
    }

    /* Hero - stats always horizontal */
    .hero-content h1 {
        font-size: 1.5rem;
        line-height: 1.3;
    }

    .hero-sub {
        font-size: 0.75rem;
        margin-bottom: 12px;
    }

    .hero-desc {
        font-size: 0.85rem;
    }

    .hero-stats {
        flex-direction: row;
        gap: 0;
        justify-content: space-around;
        width: 100%;
        padding: 16px 0;
    }

    .stat-divider {
        width: 1px;
        height: 30px;
    }

    .stat-item strong {
        font-size: 1.3rem;
    }

    .stat-item span {
        font-size: 0.9rem;
    }

    .stat-item p {
        font-size: 0.68rem;
    }

    .about-feature h4 {
        font-size: 0.95rem;
    }

    .about-feature p {
        font-size: 0.82rem;
    }

    .service-card h3 {
        font-size: 1.1rem;
    }

    .process-number {
        font-size: 1.5rem;
    }

    .cta-content h2 {
        font-size: 1.15rem;
    }

    .info-card {
        padding: 16px;
    }

    .info-card h4 {
        font-size: 0.95rem;
    }

    .mobile-nav a {
        font-size: 1.05rem;
        padding: 13px 16px;
    }

    /* Footer - compact 2-col */
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .footer-business {
        font-size: 0.72rem;
        padding: 12px 0;
    }

    .footer-business p {
        line-height: 1.5;
    }
}

/* 320px - smallest screens */
@media (max-width: 360px) {
    .container {
        padding: 0 10px;
    }

    .header-inner {
        padding: 0 10px;
    }

    .logo-img {
        height: 30px;
    }

    .section {
        padding: 32px 0;
    }

    .section-title {
        font-size: 1.2rem;
    }

    .section-label {
        font-size: 0.7rem;
    }

    .section-desc {
        font-size: 0.82rem;
    }

    .hero-content h1 {
        font-size: 1.25rem;
    }

    .hero-content {
        padding: 0 4px;
    }

    .hero-desc {
        font-size: 0.8rem;
    }

    .btn-lg {
        padding: 11px 20px;
        font-size: 0.85rem;
    }

    .hero-stats {
        padding: 12px 0;
    }

    .stat-item strong {
        font-size: 1.15rem;
    }

    .stat-item span {
        font-size: 0.8rem;
    }

    .stat-item p {
        font-size: 0.62rem;
    }

    .stat-divider {
        height: 24px;
    }

    .about-img-wrapper {
        aspect-ratio: 16/10;
        height: auto;
        width: 100%;
    }

    .about-badge {
        width: 64px;
        height: 64px;
    }

    .badge-number {
        font-size: 1.1rem;
    }

    .badge-text {
        font-size: 0.5rem;
    }

    .about-desc {
        font-size: 0.85rem;
    }

    .about-feature {
        padding: 12px;
        gap: 10px;
    }

    .feature-icon {
        width: 36px;
        height: 36px;
        min-width: 36px;
        font-size: 0.85rem;
    }

    .about-feature h4 {
        font-size: 0.88rem;
    }

    .about-feature p {
        font-size: 0.78rem;
    }

    .service-card {
        padding: 20px 14px;
    }

    .service-icon {
        width: 48px;
        height: 48px;
        font-size: 1.1rem;
    }

    .service-card h3 {
        font-size: 1rem;
    }

    .service-card > p {
        font-size: 0.82rem;
    }

    .service-list li {
        font-size: 0.8rem;
    }

    .process-item {
        padding: 20px 14px;
    }

    .review-card {
        padding: 18px 14px;
    }

    .review-text {
        font-size: 0.85rem;
    }

    .contact-form {
        padding: 14px;
    }

    .contact-form input,
    .contact-form select,
    .contact-form textarea {
        padding: 10px 10px;
        font-size: 0.85rem;
    }

    .contact-form label {
        font-size: 0.82rem;
    }

    .cta-content h2 {
        font-size: 1rem;
    }

    .cta-content p {
        font-size: 0.82rem;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .footer-brand p {
        font-size: 0.78rem;
    }

    .footer-links h4,
    .footer-contact h4 {
        font-size: 0.85rem;
    }

    .footer-links li a {
        font-size: 0.78rem;
    }

    .footer-contact p {
        font-size: 0.78rem;
    }

    .footer-business {
        font-size: 0.65rem;
    }

    .mobile-nav a {
        font-size: 1rem;
        padding: 12px 14px;
    }

    .mobile-cta {
        padding: 10px 24px;
        font-size: 0.82rem;
    }

    .filter-btn {
        padding: 5px 10px;
        font-size: 0.72rem;
    }

    .floating-btns {
        bottom: 10px;
        right: 10px;
    }

    .float-btn {
        width: 38px;
        height: 38px;
        font-size: 0.8rem;
    }

    .portfolio-filter {
        gap: 4px;
    }
}