/* Reset & Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --bg-color: #050409;
    --card-bg: rgba(255, 255, 255, 0.02);
    --card-border: rgba(255, 255, 255, 0.07);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --primary-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
    --font-sans: 'Inter', 'Noto Sans KR', sans-serif;
    --font-display: 'Outfit', 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Background Blobs */
.background-decorations {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(150px);
    opacity: 0.22;
    animation: floatBlob 28s infinite ease-in-out alternate;
}

.blob-1 {
    width: 600px;
    height: 600px;
    background: #6366f1;
    top: -150px;
    right: -100px;
}

.blob-2 {
    width: 550px;
    height: 550px;
    background: #ec4899;
    bottom: -150px;
    left: -150px;
    animation-delay: -6s;
    animation-duration: 32s;
}

.blob-3 {
    width: 400px;
    height: 400px;
    background: #06b6d4;
    top: 40%;
    left: 30%;
    opacity: 0.12;
    animation-delay: -12s;
}

@keyframes floatBlob {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(60px, 80px) scale(1.15); }
}

/* Layout Container */
.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2.5rem 1.5rem;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.8rem;
    letter-spacing: -0.5px;
}

.logo-icon {
    font-size: 2rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-text {
    color: var(--text-primary);
}

.logo-text .highlight {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-tag {
    font-size: 0.85rem;
    color: #a855f7;
    background: rgba(168, 85, 247, 0.08);
    padding: 0.5rem 1.15rem;
    border-radius: 100px;
    border: 1px solid rgba(168, 85, 247, 0.15);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

/* Hero Section */
.hero-section {
    text-align: center;
    margin-bottom: 4rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.hero-badge {
    font-size: 0.85rem;
    font-weight: 600;
    color: #c084fc;
    background: rgba(192, 132, 252, 0.08);
    padding: 0.4rem 1rem;
    border-radius: 100px;
    border: 1px solid rgba(192, 132, 252, 0.15);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.hero-section h1 {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -1.5px;
    line-height: 1.15;
    background: linear-gradient(to right, #ffffff, #c084fc, #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 800px;
    line-height: 1.7;
}

/* Solutions Grid Layout */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
    margin-bottom: 4rem;
}

@media (max-width: 1024px) {
    .solutions-grid {
        grid-template-columns: 1fr;
    }
}

/* Card Styling */
.solution-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-radius: 24px;
    padding: 1.75rem;
    display: flex;
    gap: 1.25rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 40px 0 rgba(0, 0, 0, 0.4);
}

/* Card border glows */
#card-report:hover { border-color: rgba(168, 85, 247, 0.4); box-shadow: 0 12px 40px 0 rgba(168, 85, 247, 0.15); }
#card-daily:hover { border-color: rgba(59, 130, 246, 0.4); box-shadow: 0 12px 40px 0 rgba(59, 130, 246, 0.15); }
#card-cancer:hover { border-color: rgba(236, 72, 153, 0.4); box-shadow: 0 12px 40px 0 rgba(236, 72, 153, 0.15); }
#card-creative:hover { border-color: rgba(6, 182, 212, 0.4); box-shadow: 0 12px 40px 0 rgba(6, 182, 212, 0.15); }
#card-keyword:hover { border-color: rgba(245, 158, 11, 0.4); box-shadow: 0 12px 40px 0 rgba(245, 158, 11, 0.15); }
#card-competitor:hover { border-color: rgba(16, 185, 129, 0.4); box-shadow: 0 12px 40px 0 rgba(16, 185, 129, 0.15); }
#card-utm:hover { border-color: rgba(244, 63, 94, 0.4); box-shadow: 0 12px 40px 0 rgba(244, 63, 94, 0.15); }
#card-dashboard:hover { border-color: rgba(245, 158, 11, 0.4); box-shadow: 0 12px 40px 0 rgba(245, 158, 11, 0.18); }

.card-icon-wrapper {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
    transition: transform 0.4s ease;
}

.solution-card:hover .card-icon-wrapper {
    transform: scale(1.1) rotate(5deg);
}

/* Icon gradients */
.card-icon-wrapper.purple { background: rgba(168, 85, 247, 0.1); color: #c084fc; border: 1px solid rgba(168, 85, 247, 0.15); }
.card-icon-wrapper.blue { background: rgba(59, 130, 246, 0.1); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.15); }
.card-icon-wrapper.pink { background: rgba(236, 72, 153, 0.1); color: #f472b6; border: 1px solid rgba(236, 72, 153, 0.15); }
.card-icon-wrapper.cyan { background: rgba(6, 182, 212, 0.1); color: #22d3ee; border: 1px solid rgba(6, 182, 212, 0.15); }
.card-icon-wrapper.orange { background: rgba(245, 158, 11, 0.1); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.15); }
.card-icon-wrapper.amber { background: rgba(245, 158, 11, 0.12); color: #f59e0b; border: 1px solid rgba(245, 158, 11, 0.25); }
.card-icon-wrapper.emerald { background: rgba(16, 185, 129, 0.1); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.15); }
.card-icon-wrapper.rose { background: rgba(244, 63, 94, 0.1); color: #fda4af; border: 1px solid rgba(244, 63, 94, 0.15); }

.card-content {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 100%;
}

.card-header {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: 0.5rem;
}

.card-badge {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.card-badge.purple { color: #c084fc; }
.card-badge.blue { color: #60a5fa; }
.card-badge.pink { color: #f472b6; }
.card-badge.cyan { color: #22d3ee; }
.card-badge.orange { color: #fbbf24; }
.card-badge.amber { color: #f59e0b; }
.card-badge.emerald { color: #34d399; }
.card-badge.rose { color: #fda4af; }

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #ffffff;
}

.card-description {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 1.25rem;
}

.card-footer {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: #ffffff;
}

#card-report .card-footer { color: #c084fc; }
#card-daily .card-footer { color: #60a5fa; }
#card-cancer .card-footer { color: #f472b6; }
#card-creative .card-footer { color: #22d3ee; }
#card-keyword .card-footer { color: #fbbf24; }
#card-competitor .card-footer { color: #34d399; }
#card-utm .card-footer { color: #fda4af; }

.arrow-icon {
    transition: transform 0.3s ease;
}

.solution-card:hover .arrow-icon {
    transform: translateX(5px);
}

/* Stats Section */
.stats-section {
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(255, 255, 255, 0.015);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 1.5rem 2rem;
    gap: 3rem;
    margin-bottom: 3.5rem;
}

.stat-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-top: 0.2rem;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.08);
}

@media (max-width: 640px) {
    .stats-section {
        flex-direction: column;
        gap: 1.25rem;
    }
    .stat-divider {
        display: none;
    }
    .solution-card {
        flex-direction: column;
        gap: 1rem;
        padding: 1.5rem;
    }
    .hero-section h1 {
        font-size: 2.25rem;
    }
}

/* Footer Styling */
.app-footer {
    margin-top: auto;
    padding: 2.5rem 0 1.5rem;
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    line-height: 1.6;
}