/* =============================================
   MAKE IT - Corporate Website Stylesheet
   Brand Identity: Foundation, Consistency, Trust, Resilience
   Color Palette: Deep Navy, Accent Blue, Clean White
   ============================================= */

/* ===== CSS VARIABLES ===== */
:root {
    /* Brand Colors */
    --color-primary: #0A0F1E;        /* Deep Navy Black */
    --color-secondary: #1B2A4A;      /* Dark Navy */
    --color-accent: #2563EB;         /* Brand Blue */
    --color-accent-light: #3B82F6;   /* Light Blue */
    --color-accent-glow: rgba(37, 99, 235, 0.15);
    --color-white: #FFFFFF;
    --color-off-white: #F8FAFC;
    --color-gray-100: #F1F5F9;
    --color-gray-200: #E2E8F0;
    --color-gray-300: #CBD5E1;
    --color-gray-400: #94A3B8;
    --color-gray-500: #64748B;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1E293B;
    --color-gray-900: #0F172A;

    /* Typography */
    --font-primary: 'Inter', 'Noto Sans KR', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    --font-size-7xl: 4.5rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.20);
    --shadow-blue: 0 8px 32px rgba(37, 99, 235, 0.3);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Layout */
    --container-max: 1200px;
    --nav-height: 72px;
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-primary);
    color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

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

input, textarea, select {
    font-family: inherit;
}

/* ===== CONTAINER ===== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* ===== SECTION COMMON ===== */
section {
    padding: var(--space-32) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-tag {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent-light);
    background: var(--color-accent-glow);
    border: 1px solid rgba(37, 99, 235, 0.3);
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: 1.2;
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.section-title em {
    font-style: normal;
    color: var(--color-accent-light);
}

.section-desc {
    font-size: var(--font-size-lg);
    color: var(--color-gray-400);
    line-height: 1.8;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-8);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 600;
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn--primary {
    background: var(--color-accent);
    color: var(--color-white);
    box-shadow: var(--shadow-blue);
}

.btn--primary:hover {
    background: var(--color-accent-light);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(37, 99, 235, 0.45);
}

.btn--outline {
    background: transparent;
    color: var(--color-white);
    border: 1.5px solid rgba(255,255,255,0.3);
}

.btn--outline:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.6);
    transform: translateY(-2px);
}

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

/* ===== NAVIGATION ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-height);
    transition: all var(--transition-base);
}

.header.scrolled {
    background: rgba(10, 15, 30, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--nav-height);
}

.nav__logo .logo-link {
    display: flex;
    align-items: center;
    overflow: hidden;
    height: 52px;
    width: 160px;
}

.nav__logo-img {
    /* 원본 이미지를 충분히 크게 + 좌측으로 시작하도록 */
    height: 90px;            /* 크게 키워 여백이 클리핑됨 */
    width: auto;
    max-width: none;
    /* 검정 → 흰색 */
    filter: invert(1) brightness(2);
    /* 좌측 여백 제거: 이미지를 왼쪽으로 당겨서 좌측 여백 크롭 */
    margin-left: -22px;
    transition: opacity var(--transition-fast);
    display: block;
    flex-shrink: 0;
}

.nav__logo-img:hover {
    opacity: 0.75;
}

/* 기존 텍스트 로고 fallback용 */
.logo-make {
    color: var(--color-white);
}

.logo-it {
    color: var(--color-accent-light);
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.nav__link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-300);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    letter-spacing: 0.02em;
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-white);
    background: rgba(255,255,255,0.06);
}

.nav__link.contact-btn {
    background: var(--color-accent);
    color: var(--color-white);
    padding: var(--space-2) var(--space-5);
}

.nav__link.contact-btn:hover {
    background: var(--color-accent-light);
    transform: translateY(-1px);
}

.nav__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: var(--space-2);
}

.nav__hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.nav__hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav__hamburger.active span:nth-child(2) {
    opacity: 0;
}

.nav__hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ===== HERO TITLE ===== */
.hero__title {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    color: var(--color-white);
    margin-bottom: var(--space-6);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards 0.4s;
    letter-spacing: 0.01em;
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--color-primary);
    padding-top: var(--nav-height);
}

.hero__bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(37, 99, 235, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 99, 235, 0.06) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}

.hero__bg-grid::after {
    content: '';
    position: absolute;
    top: 20%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    position: relative;
    z-index: 2;
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
}

.hero__text-wrapper {
    max-width: 580px;
}

.hero__label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent-light);
    margin-bottom: var(--space-4);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards 0.2s;
}



.hero__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-400);
    line-height: 1.8;
    margin-bottom: var(--space-10);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards 0.6s;
}

.hero__actions {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards 0.8s;
}

/* Hero Visual */
.hero__visual {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    animation: fadeInRight 0.8s ease forwards 0.6s;
}

.hero__card-stack {
    position: relative;
    width: 340px;
    height: 380px;
}

.hero__card {
    position: absolute;
    background: var(--color-secondary);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    width: 280px;
    transition: all var(--transition-slow);
}

.hero__card--1 {
    top: 0;
    left: 0;
    z-index: 2;
    background: linear-gradient(135deg, #1B2A4A 0%, #0F1B35 100%);
    box-shadow: var(--shadow-xl);
    animation: floatCard1 4s ease-in-out infinite;
}

.hero__card--2 {
    bottom: 0;
    right: 0;
    z-index: 1;
    background: linear-gradient(135deg, #162040 0%, #0A1628 100%);
    box-shadow: var(--shadow-lg);
    animation: floatCard2 4s ease-in-out infinite 1s;
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--color-accent-glow);
    border: 1px solid rgba(37, 99, 235, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
    color: var(--color-accent-light);
    font-size: var(--font-size-xl);
}

.card-label {
    font-size: var(--font-size-xs);
    color: var(--color-gray-400);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: var(--space-2);
}

.card-title {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-white);
}

.hero__badge {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
    background: var(--color-accent);
    color: var(--color-white);
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-blue);
    animation: pulse 2s ease-in-out infinite;
}

/* Hero Scroll Indicator */
.hero__scroll-indicator {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    opacity: 0.5;
    animation: fadeIn 1s ease forwards 1.5s, float 2s ease-in-out infinite 2s;
    opacity: 0;
}

.hero__scroll-indicator span {
    font-size: var(--font-size-xs);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gray-400);
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-gray-400), transparent);
}

/* ===== VALUES SECTION ===== */
.values {
    background: var(--color-off-white);
    color: var(--color-gray-900);
}

.values .section-tag {
    color: var(--color-accent);
    background: rgba(37, 99, 235, 0.08);
    border-color: rgba(37, 99, 235, 0.2);
}

.values .section-title {
    color: var(--color-gray-900);
}

.values .section-title em {
    color: var(--color-accent);
}

.values .section-desc {
    color: var(--color-gray-500);
}

.values__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    margin-bottom: var(--space-16);
}

.values__card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.values__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.values__card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent-light);
}

.values__card:hover::before {
    transform: scaleX(1);
}

.values__number {
    font-size: var(--font-size-5xl);
    font-weight: 900;
    color: var(--color-gray-100);
    line-height: 1;
    margin-bottom: var(--space-4);
    font-variant-numeric: tabular-nums;
}

.values__icon {
    width: 48px;
    height: 48px;
    background: rgba(37, 99, 235, 0.08);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-4);
}

.values__title {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: var(--space-1);
}

.values__subtitle {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-accent);
    margin-bottom: var(--space-3);
}

.values__desc {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    line-height: 1.7;
}

/* Vision & Mission */
.vm-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
}

.vm-card {
    border-radius: var(--radius-xl);
    padding: var(--space-10) var(--space-12);
    position: relative;
    overflow: hidden;
}

.vm-card--vision {
    background: var(--color-primary);
    color: var(--color-white);
}

.vm-card--mission {
    background: var(--color-secondary);
    color: var(--color-white);
    border: 1px solid rgba(255,255,255,0.06);
}

.vm-card::after {
    content: '';
    position: absolute;
    top: -60px;
    right: -60px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.2) 0%, transparent 70%);
    border-radius: 50%;
}

.vm-tag {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent-light);
    margin-bottom: var(--space-4);
}

.vm-card h3 {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-white);
    line-height: 1.3;
    margin-bottom: var(--space-4);
}

.vm-card p {
    font-size: var(--font-size-base);
    color: var(--color-gray-300);
    line-height: 1.8;
}

/* ===== SERVICES SECTION ===== */
.services {
    background: var(--color-primary);
}

.services__wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.service-card {
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.06);
    transition: all var(--transition-base);
}

.service-card:hover {
    border-color: rgba(37, 99, 235, 0.3);
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.service-card--main {
    background: linear-gradient(135deg, #0D1B35 0%, #0A0F1E 100%);
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
}

.service-card--secondary {
    background: linear-gradient(135deg, #111827 0%, #0A0F1E 100%);
}

.service-card__content {
    padding: var(--space-12);
}

.service-card__badge {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-accent-light);
    background: var(--color-accent-glow);
    border: 1px solid rgba(37, 99, 235, 0.3);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.service-card__name {
    font-size: var(--font-size-5xl);
    font-weight: 900;
    color: var(--color-white);
    margin-bottom: var(--space-2);
    letter-spacing: -0.02em;
}

.service-card__tagline {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-accent-light);
    letter-spacing: 0.05em;
    margin-bottom: var(--space-6);
    text-transform: uppercase;
}

.service-card__desc {
    font-size: var(--font-size-base);
    color: var(--color-gray-300);
    line-height: 1.8;
    margin-bottom: var(--space-6);
}

.service-card__features {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.service-card__features li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--font-size-sm);
    color: var(--color-gray-300);
}

.service-card__features li i {
    color: var(--color-accent-light);
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

.service-card__target {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: var(--radius-md);
}

.target-label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-accent-light);
    white-space: nowrap;
}

.target-value {
    font-size: var(--font-size-sm);
    color: var(--color-gray-300);
}

/* Service Card Logo */
.service-card__logo {
    display: block;
    height: 52px;
    width: auto;
    max-width: 200px;
    margin-bottom: var(--space-2);
    object-fit: contain;
}

/* RENT B: 로고 — 배경이 투명하고 흰 텍스트 + 오렌지 B: */
.service-card__logo--dark {
    /* 원본이 흰색 계열이므로 그대로 사용 */
    filter: brightness(1);
}

/* 소담몰 로고 — 회색이므로 흰색으로 */
.service-card__logo--sodammall {
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

/* Hero card service logo */
.card-service-logo {
    height: 36px;
    width: auto;
    max-width: 150px;
    object-fit: contain;
    display: block;
}

.card-service-logo--rentb {
    /* RENT B: 로고: 흰색 텍스트 + 오렌지 그대로 */
    filter: brightness(1);
}

.card-service-logo--sodammall {
    /* 소담몰 로고: 회색 → 흰색 */
    filter: brightness(0) invert(1);
    opacity: 0.85;
}

/* Service Diagram */
.service-card__visual {
    padding: var(--space-12);
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-diagram {
    position: relative;
    width: 280px;
    height: 280px;
}

.diagram-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90px;
    height: 90px;
    background: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-blue);
    z-index: 2;
}

.diagram-center span {
    font-size: var(--font-size-sm);
    font-weight: 800;
    color: var(--color-white);
    letter-spacing: -0.03em;
}

.diagram-node {
    position: absolute;
    width: 72px;
    height: 72px;
    background: var(--color-secondary);
    border: 1px solid rgba(37, 99, 235, 0.3);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    transition: all var(--transition-base);
}

.diagram-node:hover {
    background: var(--color-accent-glow);
    border-color: var(--color-accent-light);
    transform: scale(1.1);
}

.diagram-node i {
    color: var(--color-accent-light);
    font-size: var(--font-size-base);
}

.diagram-node span {
    font-size: 10px;
    color: var(--color-gray-300);
    font-weight: 500;
}

.diagram-node--1 { top: 10px; left: 50%; transform: translateX(-50%); }
.diagram-node--2 { top: 50%; right: 10px; transform: translateY(-50%); }
.diagram-node--3 { bottom: 10px; left: 50%; transform: translateX(-50%); }
.diagram-node--4 { top: 50%; left: 10px; transform: translateY(-50%); }

/* Roadmap */
.service-card__roadmap {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--space-4);
    align-items: start;
    margin-bottom: var(--space-6);
}

.roadmap-item {
    padding: var(--space-5);
    border-radius: var(--radius-lg);
}

.roadmap-item--current {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
}

.roadmap-item--future {
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.3);
}

.roadmap-tag {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-3);
}

.roadmap-item--current .roadmap-tag {
    background: rgba(255,255,255,0.1);
    color: var(--color-gray-300);
}

.roadmap-item--future .roadmap-tag {
    background: var(--color-accent);
    color: var(--color-white);
}

.roadmap-content h4 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-2);
}

.roadmap-content p {
    font-size: var(--font-size-xs);
    color: var(--color-gray-400);
    line-height: 1.6;
    margin-bottom: var(--space-3);
}

.roadmap-content ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.roadmap-content ul li {
    font-size: var(--font-size-xs);
    color: var(--color-gray-300);
    padding-left: var(--space-3);
    position: relative;
}

.roadmap-content ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-accent-light);
}

.roadmap-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: var(--space-10);
    color: var(--color-accent-light);
    font-size: var(--font-size-xl);
}

/* ===== PARTNERS SECTION ===== */
.partners {
    background: var(--color-off-white);
    color: var(--color-gray-900);
}

.partners .section-tag {
    color: var(--color-accent);
    background: rgba(37, 99, 235, 0.08);
    border-color: rgba(37, 99, 235, 0.2);
}

.partners .section-title {
    color: var(--color-gray-900);
}

.partners .section-title em {
    color: var(--color-accent);
}

.partners .section-desc {
    color: var(--color-gray-500);
}

.partners__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

.partner-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-8) var(--space-6);
    border: 1px solid var(--color-gray-200);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    transition: all var(--transition-base);
    cursor: pointer;
    /* 카드 내부 콘텐츠가 넘치지 않도록 */
    overflow: hidden;
    min-width: 0;
}

.partner-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent-light);
}

.partner-card__logo {
    width: 100%;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.partner-card__logo img {
    max-width: 100%;
    max-height: 56px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all var(--transition-base);
}


.partner-card:hover .partner-card__logo img {
    filter: grayscale(0%);
    opacity: 1;
}

/* 코스포 로고 — 센터 정렬 */
.partner-card--dark .partner-card__logo {
    overflow: hidden;
    width: 100%;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.partner-card--dark .partner-card__logo img {
    width: 65% !important;
    max-width: none !important;
    height: auto !important;
    max-height: none !important;
    object-fit: contain;
    margin: 0 !important;
    transform: none;
}

.partner-card--dark:hover .partner-card__logo img {
    filter: grayscale(0%);
    opacity: 1;
}

.partner-card__fallback {
    width: 100%;
    height: 100%;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-gray-600);
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
}

.partner-card__name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-600);
    text-align: center;
}

/* ===== CONTACT SECTION ===== */
.contact {
    background: var(--color-primary);
}

.contact__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: start;
}

.contact .section-tag {
    color: var(--color-accent-light);
    background: var(--color-accent-glow);
    border-color: rgba(37, 99, 235, 0.3);
}

.contact .section-title {
    text-align: left;
    margin-bottom: var(--space-6);
    /* 모바일에서 글자 넘침 방지 */
    word-break: keep-all;
    overflow-wrap: break-word;
}

.contact__desc {
    font-size: var(--font-size-base);
    color: var(--color-gray-400);
    line-height: 1.8;
    margin-bottom: var(--space-8);
    word-break: keep-all;
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.contact__item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.contact__icon {
    width: 40px;
    height: 40px;
    min-width: 40px;
    background: var(--color-accent-glow);
    border: 1px solid rgba(37, 99, 235, 0.3);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent-light);
    flex-shrink: 0;
}

.contact__label {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-1);
}

.contact__value {
    font-size: var(--font-size-sm);
    color: var(--color-gray-200);
    line-height: 1.6;
    word-break: break-all;
}

.contact__link:hover {
    color: var(--color-accent-light);
    text-decoration: underline;
}

/* Contact Form */
.contact__form-wrapper {
    background: var(--color-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    border: 1px solid rgba(255,255,255,0.06);
    /* 폼 영역 넘침 방지 */
    min-width: 0;
    overflow: hidden;
}

.contact__form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    /* 폼 그룹 너비 고정 */
    min-width: 0;
    width: 100%;
}

.form-group label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-300);
}

.form-group label span {
    color: var(--color-accent-light);
}

.form-group input,
.form-group select,
.form-group textarea {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    color: var(--color-white);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
    outline: none;
    /* 입력필드 너비 고정 */
    width: 100%;
    box-sizing: border-box;
    min-width: 0;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-gray-500);
}

.form-group select option {
    background: var(--color-secondary);
    color: var(--color-white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-accent);
    background: rgba(37, 99, 235, 0.06);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

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

/* Form Success */
.form-success {
    text-align: center;
    padding: var(--space-12) var(--space-8);
}

.success-icon {
    font-size: 3rem;
    color: #22C55E;
    margin-bottom: var(--space-4);
}

.form-success h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-2);
}

.form-success p {
    color: var(--color-gray-400);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--color-gray-900);
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: var(--space-16) 0 var(--space-8);
}

/* 상단 영역: 브랜드 + 링크 */
.footer__top {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: var(--space-16);
    margin-bottom: var(--space-12);
    padding-bottom: var(--space-12);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

/* 브랜드 영역 */
.footer__brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

/* 텍스트 로고 — 이미지 없이 CSS로 직접 구현 */
.footer__logo {
    display: inline-flex;
    align-items: center;
    margin-bottom: var(--space-1);
}

.footer__logo-text {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-white);
    letter-spacing: 0.08em;
    /* CI 로고의 박스 스타일 재현 */
    border: 2.5px solid var(--color-white);
    padding: 6px 18px;
    line-height: 1.2;
    display: inline-block;
}

.footer__slogan {
    font-size: var(--font-size-sm);
    color: var(--color-accent-light);
    font-weight: 600;
    letter-spacing: 0.06em;
    margin: 0;
}

.footer__desc {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    line-height: 1.7;
    margin: 0;
}

/* 링크 네비 영역 */
.footer__nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.footer__col h4 {
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--space-4);
}

.footer__col ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    list-style: none;
}

.footer__col ul li,
.footer__col ul a {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    transition: color var(--transition-fast);
    line-height: 1.6;
}

.footer__col ul a:hover {
    color: var(--color-gray-200);
}

/* 하단 카피라이트 */
.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.footer__copy,
.footer__biz {
    font-size: var(--font-size-xs);
    color: var(--color-gray-600);
}


/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 0.5; }
}

@keyframes floatCard1 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

@keyframes floatCard2 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 8px 32px rgba(37, 99, 235, 0.3); }
    50% { box-shadow: 0 8px 48px rgba(37, 99, 235, 0.6); }
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0px); }
    50% { transform: translateX(-50%) translateY(-6px); }
}

/* Scroll Animation */
.fade-up {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero__content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__visual {
        display: none;
    }

    .hero__actions {
        justify-content: center;
    }

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

    .vm-section {
        grid-template-columns: 1fr;
    }

    .service-card--main {
        grid-template-columns: 1fr;
    }

    .service-card__visual {
        padding-top: 0;
    }

    .partners__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }

    .partner-card {
        padding: var(--space-5) var(--space-4);
    }

    .partner-card__logo {
        height: 48px;
    }

    .partner-card__logo img {
        max-height: 40px;
    }

    .footer__top {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    .footer__nav {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Contact 1024px 이하 */
    .contact__inner {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    .contact .section-title {
        font-size: var(--font-size-3xl);
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-4xl: 1.875rem;
        --font-size-5xl: 2.25rem;
    }

    .hero__title-inline {
        white-space: normal;
    }

    .hero__wordplay {
        flex-wrap: wrap;
        gap: var(--space-2);
    }

    section {
        padding: var(--space-20) 0;
    }

    .nav__menu {
        display: none;
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 15, 30, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: var(--space-4);
        z-index: 999;
    }

    .nav__menu.open {
        display: flex;
    }

    .nav__link {
        font-size: var(--font-size-xl);
        padding: var(--space-4) var(--space-8);
    }

    .nav__hamburger {
        display: flex;
    }

    .hero__title {
        font-size: clamp(2.5rem, 8vw, 4rem);
    }

    .hero__subtitle {
        font-size: var(--font-size-base);
    }

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

    .service-card__roadmap {
        grid-template-columns: 1fr;
    }

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

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

    /* Contact 768px 이하 */
    .contact__inner {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .contact__form-wrapper {
        padding: var(--space-6);
        border-radius: var(--radius-lg);
    }

    .contact__desc {
        font-size: var(--font-size-sm);
        margin-bottom: var(--space-6);
    }

    .contact .section-title {
        font-size: var(--font-size-2xl);
    }

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

    .footer__nav {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer__bottom {
        flex-direction: column;
        align-items: flex-start;
    }

    .section-title {
        font-size: var(--font-size-3xl);
    }

    .contact__inner {
        gap: var(--space-10);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-4);
    }

    .hero__actions {
        flex-direction: column;
    }

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

    .partners__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }

    .partner-card {
        padding: var(--space-4) var(--space-3);
        border-radius: var(--radius-lg);
    }

    .partner-card__logo {
        height: 44px;
    }

    .partner-card__logo img {
        max-height: 36px;
    }

    /* Contact 480px 이하 */
    .contact__inner {
        gap: var(--space-6);
    }

    .contact__form-wrapper {
        padding: var(--space-5) var(--space-4);
    }

    .contact__item {
        gap: var(--space-3);
    }

    .contact__icon {
        width: 36px;
        height: 36px;
        min-width: 36px;
    }

    .contact__value {
        font-size: var(--font-size-xs);
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        font-size: var(--font-size-sm);
        padding: var(--space-3);
    }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--color-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-gray-700);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-600);
}

/* ===== SELECTION ===== */
::selection {
    background: rgba(37, 99, 235, 0.3);
    color: var(--color-white);
}