/* ===============================
   INDEX PAGE STYLES
=============================== */

/* About Section (legacy) */
.about {
    padding: 6rem 5%;
    background: var(--background);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.about p {
    color: var(--light-text);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-top: 3rem;
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.about-image {
    flex: 1;
}

.about-image img {
    max-width: 100%;
    height: auto;
}

/* ===============================
   HERO ENTRANCE ANIMATION
=============================== */
@keyframes heroEntrance {
    from {
        opacity: 0;
        transform: translateY(28px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.hero-anim {
    animation: heroEntrance 0.7s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}
.hero-anim[data-anim-delay="0"] { animation-delay: 0ms; }
.hero-anim[data-anim-delay="1"] { animation-delay: 100ms; }
.hero-anim[data-anim-delay="2"] { animation-delay: 200ms; }
.hero-anim[data-anim-delay="3"] { animation-delay: 300ms; }
.hero-anim[data-anim-delay="4"] { animation-delay: 500ms; }

/* ===============================
   HERO
=============================== */
.hero .head {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* TILE */
#tiles .tile {
    cursor: pointer;
    border-radius: 4px;
    position: relative;
    transition: transform .3s ease, opacity .3s ease;
}

#tiles .tile img {
    object-fit: cover;
    height: 100%;
    transition: transform .6s ease;
}

#tiles .tile .overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .35);
    opacity: .9;
    transition: background .3s ease;
}

#tiles .tile h3 {
    font-size: 1.4rem;
    letter-spacing: 2px;
    font-weight: 600;
    text-transform: uppercase;
}

#tiles .tile:hover img {
    transform: scale(1.15);
}

#tiles .tile:hover .overlay {
    background: rgba(0, 0, 0, .5);
}

#tiles .tile:hover {
    transform: translateY(-.25rem);
    opacity: .97;
}

/* ===============================
   HERO BACKGROUND
=============================== */
.hero.hero-sky {
    min-height: 100vh;
    position: relative;
    overflow: hidden;
    background:
        linear-gradient(180deg, rgba(15, 23, 42, 0.55) 0%, rgba(15, 23, 42, 0.45) 50%, rgba(15, 23, 42, 0.7) 100%),
        url('/resources/images/hero-bg-consulting.jpg') center/cover no-repeat;
}

.hero.hero-sky::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(56, 189, 248, .04) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(56, 189, 248, .04) 1px, transparent 1px);
    background-size: 64px 64px;
    opacity: .35;
    pointer-events: none;
}

.hero.hero-sky::after {
    content: "";
    position: absolute;
    inset: -20%;
    background:
        radial-gradient(600px 450px at 20% 40%, rgba(37, 99, 235, .18), transparent 60%),
        radial-gradient(500px 400px at 80% 30%, rgba(14, 165, 233, .14), transparent 60%),
        radial-gradient(400px 300px at 50% 80%, rgba(124, 58, 237, .10), transparent 60%);
    filter: blur(4px);
    opacity: .85;
    animation: heroGlow 12s ease-in-out infinite alternate;
    pointer-events: none;
}

@keyframes heroGlow {
    0% { transform: translate(-6px, -4px) scale(1); }
    100% { transform: translate(8px, 6px) scale(1.03); }
}

/* HERO TEXT */
.text-gradient {
    background: linear-gradient(90deg, #38bdf8, #818cf8, #a78bfa, #38bdf8);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 900;
    animation: shimmer 3s linear infinite;
}
@keyframes shimmer {
    0%   { background-position: 100% 0; }
    100% { background-position: -100% 0; }
}

.hero.hero-sky .hero-title {
    color: #ffffff;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}
.hero-title-brand {
    font-size: 4rem;
    line-height: 1.15;
    display: inline-block;
    font-weight: 900;
    letter-spacing: -0.01em;
}
.brand-pos {
    color: #ef4444;
    -webkit-text-fill-color: #ef4444;
}
.brand-gen {
    color: #94a3b8;
    -webkit-text-fill-color: #94a3b8;
}
.hero.hero-sky .hero-sub {
    color: rgba(255, 255, 255, 0.85);
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.3);
}
.hero-sub {
    max-width: 62ch;
}

/* HERO CIRCUIT PATTERN */
.hero-circuit {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(56, 189, 248, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(56, 189, 248, 0.06) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black, transparent);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black, transparent);
    pointer-events: none;
    z-index: 0;
}

/* HERO GLOW ORBS */
.hero-glow-orbs {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(70px);
    opacity: 0.2;
}
.orb-1 {
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.4), transparent 70%);
    top: 10%;
    left: -5%;
    animation: orbFloat1 18s ease-in-out infinite alternate;
}
.orb-2 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.35), transparent 70%);
    top: 50%;
    right: -3%;
    animation: orbFloat2 15s ease-in-out infinite alternate;
}
.orb-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.3), transparent 70%);
    bottom: -10%;
    left: 40%;
    animation: orbFloat3 20s ease-in-out infinite alternate;
}

@keyframes orbFloat1 {
    0%   { transform: translate(0, 0); }
    100% { transform: translate(40px, 30px); }
}
@keyframes orbFloat2 {
    0%   { transform: translate(0, 0); }
    100% { transform: translate(-30px, -40px); }
}
@keyframes orbFloat3 {
    0%   { transform: translate(0, 0); }
    100% { transform: translate(25px, -35px); }
}

/* HERO PARALLAX LAYERS */
.hero-glow-orbs,
.hero-particles,
.hero-tech-tags,
.hero-nodes {
    transition: transform 0.3s ease-out;
    will-change: transform;
}

/* HERO TITLE TILT */
.hero-tilt-wrap {
    perspective: 800px;
    display: inline-block;
}
.hero-tilt-wrap .hero-title {
    transition: transform 0.25s ease-out;
    will-change: transform;
}

/* KEYWORD TYPEWRITER */
.hero-typewriter {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    height: 52px;
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: 3px;
    color: rgba(255, 255, 255, 0.9);
}
.typewriter-text {
    color: #f87171;
    -webkit-text-fill-color: #f87171;
}
.typewriter-cursor {
    display: inline-block;
    color: #94a3b8;
    font-weight: 300;
    font-size: 1.8rem;
    animation: cursorBlink 0.7s step-end infinite;
    margin-left: 2px;
}
@keyframes cursorBlink {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0; }
}

/* ACCESSIBILITY */
@media (prefers-reduced-motion: reduce) {
    .hero.hero-sky::after,
    .hero-anim {
        animation: none !important;
    }
    .orb,
    .particle,
    .stream,
    .tech-tag,
    .node,
    .node::after,
    .hero-scan-line {
        animation: none !important;
    }
    .text-gradient {
        animation: none !important;
    }
    .typewriter-cursor {
        animation: none !important;
    }
    .hero-tilt-wrap .hero-title {
        transition: none !important;
    }
    .hero-glow-orbs,
    .hero-particles,
    .hero-tech-tags,
    .hero-nodes {
        transition: none !important;
    }
}

/* HERO PARTICLES */
.hero-particles {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}
.hero.hero-sky > .container {
    position: relative;
    z-index: 1;
}
.particle {
    position: absolute;
    bottom: -10px;
    left: var(--x, 50%);
    width: var(--size, 4px);
    height: var(--size, 4px);
    border-radius: 50%;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.3), rgba(37, 99, 235, 0.1));
    animation: particleFloat var(--dur, 10s) ease-in-out var(--delay, 0s) infinite;
}

@keyframes particleFloat {
    0% { transform: translateY(0); opacity: 0; }
    10% { opacity: 0.3; }
    90% { opacity: 0.3; }
    100% { transform: translateY(-100vh); opacity: 0; }
}

/* HERO DATA STREAMS */
.hero-streams {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}
.stream {
    position: absolute;
    width: 1px;
    background: linear-gradient(180deg, transparent, rgba(56, 189, 248, 0.2), transparent);
    opacity: 0;
    animation: streamFlow var(--dur) linear var(--delay) infinite;
}
.stream-1 { --dur: 4s; --delay: 0s;   left: 12%; height: 120px; transform: rotate(25deg); }
.stream-2 { --dur: 5s; --delay: 1.2s; left: 35%; height: 160px; transform: rotate(-15deg); }
.stream-3 { --dur: 3.5s; --delay: 2.5s; left: 62%; height: 100px; transform: rotate(20deg); }
.stream-4 { --dur: 6s; --delay: 0.8s; left: 80%; height: 180px; transform: rotate(-25deg); }
.stream-5 { --dur: 4.5s; --delay: 3s;  left: 48%; height: 130px; transform: rotate(12deg); }

@keyframes streamFlow {
    0%   { top: -20%; opacity: 0; }
    15%  { opacity: 0.35; }
    85%  { opacity: 0.35; }
    100% { top: 110%; opacity: 0; }
}

/* HERO TECH TAGS */
.hero-tech-tags {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}
.tech-tag {
    position: absolute;
    padding: 5px 14px;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    font-family: 'Courier New', monospace;
    letter-spacing: 1px;
    white-space: nowrap;
    background: rgba(56, 189, 248, 0.04);
    border: 1px solid rgba(56, 189, 248, 0.08);
    color: rgba(56, 189, 248, 0.3);
    backdrop-filter: blur(4px);
    animation: tagDrift var(--dur) ease-in-out var(--delay) infinite alternate;
}
.tag-1 { --dur: 14s; --delay: 0s;   top: 15%; left: 6%;  }
.tag-2 { --dur: 16s; --delay: 1s;   top: 25%; right: 8%; }
.tag-3 { --dur: 18s; --delay: 2s;   top: 70%; left: 4%;  }
.tag-4 { --dur: 15s; --delay: 0.5s; top: 78%; right: 6%; }
.tag-5 { --dur: 17s; --delay: 3s;   top: 45%; left: 3%;  }
.tag-6 { --dur: 13s; --delay: 1.5s; top: 55%; right: 5%; color: rgba(167, 139, 250, 0.3); border-color: rgba(167, 139, 250, 0.08); background: rgba(167, 139, 250, 0.03); }
.tag-7 { --dur: 19s; --delay: 2.5s; top: 88%; left: 15%; }

@keyframes tagDrift {
    0%   { transform: translate(0, 0) rotate(0deg); opacity: 0.15; }
    50%  { opacity: 0.35; }
    100% { transform: translate(20px, -15px) rotate(2deg); opacity: 0.15; }
}

/* HERO NETWORK NODES */
.hero-nodes {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}
.node {
    position: absolute;
    width: var(--size, 6px);
    height: var(--size, 6px);
    border-radius: 50%;
    background: rgba(56, 189, 248, 0.35);
    box-shadow: 0 0 8px rgba(56, 189, 248, 0.2), 0 0 20px rgba(56, 189, 248, 0.08);
    animation: nodePulse var(--dur) ease-in-out var(--delay) infinite;
}
.node::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: calc(var(--size, 6px) * 3.5);
    height: calc(var(--size, 6px) * 3.5);
    border-radius: 50%;
    border: 1px solid rgba(56, 189, 248, 0.06);
    transform: translate(-50%, -50%);
    animation: nodeRing var(--dur) ease-in-out var(--delay) infinite;
}
.node-1 { --size: 6px; --dur: 3s; --delay: 0s;   top: 20%; left: 18%; }
.node-2 { --size: 5px; --dur: 4s; --delay: 0.5s; top: 35%; right: 15%; }
.node-3 { --size: 7px; --dur: 3.5s; --delay: 1s; top: 65%; left: 22%; }
.node-4 { --size: 4px; --dur: 4.5s; --delay: 1.5s; top: 75%; right: 20%; }
.node-5 { --size: 5px; --dur: 3.8s; --delay: 2s; top: 12%; right: 25%; }
.node-6 { --size: 6px; --dur: 3.2s; --delay: 0.8s; top: 85%; left: 35%; background: rgba(167, 139, 250, 0.3); box-shadow: 0 0 8px rgba(167, 139, 250, 0.2), 0 0 20px rgba(167, 139, 250, 0.08); }
.node-6::after { border-color: rgba(167, 139, 250, 0.06); }

@keyframes nodePulse {
    0%, 100% { opacity: 0.15; transform: scale(1); }
    50%      { opacity: 0.5; transform: scale(1.3); }
}
@keyframes nodeRing {
    0%, 100% { opacity: 0; transform: translate(-50%, -50%) scale(0.5); }
    50%      { opacity: 0.25; transform: translate(-50%, -50%) scale(1); }
}

/* HERO SCAN LINE */
.hero-scan-line {
    position: absolute;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(56, 189, 248, 0.0) 10%,
        rgba(56, 189, 248, 0.15) 30%,
        rgba(56, 189, 248, 0.25) 50%,
        rgba(56, 189, 248, 0.15) 70%,
        rgba(56, 189, 248, 0.0) 90%,
        transparent 100%);
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.1), 0 0 25px rgba(56, 189, 248, 0.04);
    pointer-events: none;
    z-index: 0;
    animation: scanSweep 10s ease-in-out infinite;
}
@keyframes scanSweep {
    0%   { top: -2%; opacity: 0; }
    5%   { opacity: 0.4; }
    95%  { opacity: 0.4; }
    100% { top: 102%; opacity: 0; }
}

/* HERO RESPONSIVE */
@media (max-width: 768px) {
    .orb-1 { width: 250px; height: 250px; }
    .orb-2 { width: 200px; height: 200px; }
    .orb-3 { width: 220px; height: 220px; }
    .tech-tag { font-size: 0.65rem; padding: 3px 10px; }
    .hero-streams { display: none; }
    .hero { flex-direction: column; text-align: center; padding-top: 6rem; }
    .hero-content { margin-bottom: 2rem; }
    .stats { flex-direction: column; align-items: center; }
    /* Disable parallax + tilt on mobile */
    .hero-glow-orbs,
    .hero-particles,
    .hero-tech-tags,
    .hero-nodes {
        transition: none !important;
        transform: none !important;
    }
    .hero-tilt-wrap .hero-title {
        transition: none !important;
        transform: none !important;
    }
}

/* ===============================
   ABOUT SECTION (Index Page)
=============================== */
.about-section {
    position: relative;
    padding: 80px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f8faff 100%);
}
.about-section::before,
.about-section::after {
    content: none !important;
}

.about-header {
    text-align: center;
    margin-bottom: 3.5rem;
}
.about-title {
    font-size: 2.4rem;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}
.about-subtitle {
    color: rgba(15, 23, 42, 0.6);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

.about-lead {
    color: rgba(15, 23, 42, 0.82);
    line-height: 1.85;
    margin-bottom: 10px;
}
.about-strengths {
    background: #ffffff;
    border-radius: 20px;
    padding: 0 0 1.3rem;
    border: 1px solid #e8edf5;
    box-shadow:
        0 4px 6px rgba(15, 23, 42, 0.04),
        0 16px 48px rgba(15, 23, 42, 0.08);
    position: relative;
    overflow: hidden;
}

/* 상단 그라디언트 악센트 바 */
.about-strengths::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ef4444 0%, #f87171 25%, #94a3b8 60%, #cbd5e1 100%);
    border-radius: 20px 20px 0 0;
}

.about-strengths::after {
    content: none;
}

.about-strengths-title {
    font-size: 1.15rem;
    font-weight: 800;
    color: #1e293b;
    text-align: center;
    margin: 1.4rem 0 1.1rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding: 0 1.5rem;
}

.strength-list {
    list-style: none;
    padding: 0 1rem;
    margin: 0;
}

.strength-item {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    padding: 0.6rem 0.6rem;
    border-radius: 10px;
    border: 1px solid transparent;
    cursor: default;
    transition: background 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.strength-item + .strength-item {
    border-top: 1px solid #f1f5f9;
}

.strength-item:hover {
    background: #f8faff;
    border-color: #dbeafe;
    transform: translateX(4px);
}

.strength-num {
    font-size: 0.65rem;
    font-weight: 900;
    color: #ffffff;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    width: 2rem;
    height: 2rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    letter-spacing: 0.02em;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.28);
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.strength-item:hover .strength-num {
    box-shadow: 0 4px 14px rgba(239, 68, 68, 0.38);
    transform: scale(1.08);
}

.strength-name {
    font-size: 0.87rem;
    font-weight: 700;
    color: #0f172a;
    line-height: 1.4;
}

.strength-desc {
    font-size: 0.74rem;
    color: #64748b;
    margin-top: 2px;
    line-height: 1.45;
}

.about-card {
    position: relative;
    padding: 28px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: saturate(120%) blur(16px);
    -webkit-backdrop-filter: saturate(120%) blur(16px);
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 12px 28px rgba(2, 6, 23, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.about-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 48px rgba(2, 6, 23, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}
.about-card-head {
    margin-bottom: 18px;
}
.about-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 14px;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.08);
    color: #2563eb;
    font-size: 0.8rem;
    font-weight: 700;
}
.about-card-title {
    margin-top: 10px;
    font-size: 1.15rem;
    font-weight: 900;
    color: #0f172a;
}

.about-stat {
    padding: 16px 10px;
    border-radius: 16px;
    background: rgba(248, 250, 252, 0.95);
    border: 1px solid rgba(15, 23, 42, 0.06);
    text-align: center;
    transition: box-shadow 0.3s ease;
}
.about-stat:hover {
    box-shadow: 0 6px 20px rgba(2, 6, 23, 0.08);
}
.about-stat-value {
    font-size: 1.6rem;
    font-weight: 900;
    color: #1f2937;
}
.about-stat-plus {
    color: #ef4444;
    -webkit-text-fill-color: #ef4444;
    font-weight: 900;
}
.about-stat-label {
    margin-top: 2px;
    font-size: 0.85rem;
    color: rgba(15, 23, 42, 0.55);
}

/* ABOUT CARD GLOW */
@keyframes cardGlow {
    0%   { box-shadow: 0 12px 28px rgba(2, 6, 23, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6); }
    50%  { box-shadow: 0 12px 28px rgba(2, 6, 23, 0.08), 0 0 20px rgba(37, 99, 235, 0.15), 0 0 40px rgba(14, 165, 233, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6); }
    100% { box-shadow: 0 12px 28px rgba(2, 6, 23, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6); }
}
.about-card.glow-pulse {
    animation: cardGlow 1.2s ease-out;
}

@media (max-width: 575.98px) {
    .about-section {
        padding: 60px 0;
    }
    .about-title {
        font-size: 1.8rem;
    }
    .about-card {
        padding: 20px;
    }
}

/* ===============================
   SOLUTIONS SECTION
=============================== */
.solutions {
    padding: 5rem 5%;
    background: var(--light-background);
    position: relative;
}
.solutions h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}
.solution-card {
    position: relative;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: saturate(120%) blur(12px);
    padding: 2.2rem;
    border-radius: 18px;
    text-align: center;
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 8px 32px rgba(2, 6, 23, 0.06);
    transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
    overflow: hidden;
}
.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, #ef4444, #dc2626);
    border-radius: 0 0 4px 4px;
    transition: width 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.solution-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(2, 6, 23, 0.12);
}
.solution-card:hover::before {
    width: 60%;
}
.solution-icon-wrap {
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(14, 165, 233, 0.1));
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.2rem;
}
.solution-icon-wrap img {
    width: 144px;
    height: 144px;
}
.solution-card h3 {
    margin-bottom: 0.8rem;
    color: #0f172a;
    font-weight: 700;
    font-size: 1.15rem;
}
.solution-card p {
    color: rgba(15, 23, 42, 0.6);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ===============================
   SERVICES SECTION
=============================== */
.services {
    padding: 5rem 5%;
    background: #ffffff;
    position: relative;
}
.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}
.services > p {
    text-align: center;
    color: var(--light-text);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}
.service-card {
    position: relative;
    background: #ffffff;
    padding: 2rem 2rem 2rem 2.4rem;
    border-radius: 16px;
    text-align: left;
    border: 1px solid rgba(15, 23, 42, 0.06);
    border-left: 4px solid rgba(239, 68, 68, 0.3);
    box-shadow: 0 4px 20px rgba(2, 6, 23, 0.04);
    transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.service-card:hover {
    transform: translateX(4px);
    border-left-color: #ef4444;
    box-shadow: 0 12px 36px rgba(239, 68, 68, 0.15);
}
.service-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #0284c7);
    color: #fff;
    font-weight: 800;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}
.service-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 1.2rem;
}
.service-card h3 {
    color: #0f172a;
    font-weight: 700;
    font-size: 1.15rem;
    margin-bottom: 0.6rem;
}
.service-card p {
    color: rgba(15, 23, 42, 0.6);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ===============================
   PROJECTS SECTION
=============================== */
.projects {
    padding: 5rem 5%;
    background: var(--light-background);
    position: relative;
}
.projects h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto 3rem;
}

/* ---- 고객과 파트너 Cards ---- */
.cp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 1100px;
    margin: 0 auto 3rem;
}

.cp-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid rgba(15, 23, 42, 0.07);
    border-top: 4px solid #ef4444;
    box-shadow: 0 4px 20px rgba(2, 6, 23, 0.05);
    transition: all 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.cp-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(239, 68, 68, 0.15);
}

.cp-card-title {
    font-size: 1.45rem;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 0.4rem;
}

.cp-card-desc {
    font-size: 0.82rem;
    color: rgba(15, 23, 42, 0.5);
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.cp-card-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.cp-card-list li {
    font-size: 0.88rem;
    color: #1e293b;
    padding: 0.5rem 0 0.5rem 1.3rem;
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
    position: relative;
    line-height: 1.5;
}

.cp-card-list li:last-child {
    border-bottom: none;
}

.cp-card-list li::before {
    content: '›';
    position: absolute;
    left: 0;
    top: 0.45em;
    font-size: 1.1rem;
    line-height: 1;
    color: #ef4444;
    font-weight: 700;
}

.project-card {
    background: #ffffff;
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 8px 28px rgba(2, 6, 23, 0.06);
    transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.project-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 44px rgba(2, 6, 23, 0.1);
}
.project-card-logo {
    padding: 1.5rem 2rem;
    background: rgba(248, 250, 252, 0.8);
    border-bottom: 1px solid rgba(15, 23, 42, 0.05);
    display: flex;
    align-items: center;
    gap: 1rem;
}
.project-card-logo img {
    width: 140px;
    height: auto;
    max-height: 50px;
    object-fit: contain;
}
.project-card-body {
    padding: 1.5rem 2rem 2rem;
}
.project-card h3 {
    color: #0f172a;
    font-weight: 700;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}
.project-card ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}
.project-card li {
    position: relative;
    padding-left: 1.4rem;
    margin-bottom: 0.6rem;
    color: rgba(15, 23, 42, 0.65);
    line-height: 1.6;
    font-size: 0.95rem;
}
.project-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #0ea5e9);
}

/* Swiper Clients */
.clients-section-title {
    text-align: center;
    margin-bottom: 2rem;
}
.swiper-clients {
    border: none !important;
    padding: 1rem 0;
}
.swiper-clients .swiper-slide img {
    max-width: 200px;
    height: auto;
    max-height: 90px;
    object-fit: contain;
    filter: grayscale(100%) opacity(0.5);
    transition: all 0.4s ease;
}
.swiper-clients .swiper-slide img:hover {
    filter: grayscale(0%) opacity(1);
}

/* ===============================
   CONTACT SECTION
=============================== */
.contact {
    padding: 5rem 5%;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    position: relative;
}
.contact .section-title {
    color: #ffffff;
}
.contact .section-subtitle {
    color: rgba(255, 255, 255, 0.6);
}

/* 3-카드 레이아웃 */
.contact-cards {
    display: flex;
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto 2.5rem;
    justify-content: center;
}

.contact-card {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2rem 1.5rem;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}

.contact-card:hover {
    background: rgba(255, 255, 255, 0.09);
    border-color: rgba(56, 189, 248, 0.25);
    transform: translateY(-4px);
}

.info-icon-box {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: rgba(56, 189, 248, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-bottom: 1rem;
}
.info-icon-box i {
    font-size: 1.15rem;
    color: #38bdf8;
}

.info-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.4rem;
}

.contact-card p {
    color: rgba(255, 255, 255, 0.82);
    margin: 0;
    line-height: 1.65;
    font-size: 0.95rem;
    font-weight: 500;
}


/* Contact section pill (dark bg override) */
.contact .section-pill {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.85);
}
.contact .section-pill-dot {
    background: #38bdf8;
}

/* INDEX RESPONSIVE */
@media (max-width: 768px) {
    .contact-cards {
        flex-direction: column;
    }
    .projects-grid {
        grid-template-columns: 1fr;
    }
    .clients-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .solutions-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
}