/* ============================================
   LmkDigital - Landing Page Styles
   ============================================ */

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

:root {
    --color-primary: #6C5CE7;
    --color-primary-dark: #5A4BD1;
    --color-primary-light: #8B7CF7;
    --color-accent: #00D2D3;
    --color-bg: #0A0A1A;
    --color-bg-alt: #111128;
    --color-bg-card: #1A1A3E;
    --color-text: #E8E8F0;
    --color-text-muted: #8888A0;
    --color-text-dark: #666680;
    --color-border: #2A2A4E;
    --color-notice-bg: #FF6B6B;
    --color-notice-text: #FFFFFF;
    --color-success: #00B894;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(108, 92, 231, 0.15);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

ul {
    list-style: none;
}

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

/* ============================================
   Notice Banner
   ============================================ */
.notice-banner {
    background: linear-gradient(135deg, var(--color-notice-bg), #EE5A24);
    color: var(--color-notice-text);
    padding: 12px 24px;
    position: relative;
    z-index: 1001;
}

.notice-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    text-align: center;
}

.notice-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.notice-text {
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.01em;
}

.notice-email {
    font-size: 0.85rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 14px;
    border-radius: 20px;
    flex-shrink: 0;
}

/* ============================================
   Header / Navigation
   ============================================ */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(10, 10, 26, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text);
}

.logo-icon {
    color: var(--color-primary-light);
    font-size: 1.3rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-muted);
    transition: color var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition);
}

.nav-links a:hover {
    color: var(--color-text);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--color-primary);
    color: #fff !important;
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 600 !important;
    transition: all var(--transition) !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--color-primary-dark) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(108, 92, 231, 0.4);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    padding: 120px 0 100px;
    text-align: center;
    overflow: hidden;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(108, 92, 231, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(0, 210, 211, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 50% 0%, rgba(108, 92, 231, 0.04) 0%, transparent 40%);
    pointer-events: none;
}

.hero-badge {
    display: inline-block;
    background: rgba(108, 92, 231, 0.15);
    color: var(--color-primary-light);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: 24px;
    border: 1px solid rgba(108, 92, 231, 0.25);
}

.hero-title {
    font-size: clamp(2.8rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 4px 20px rgba(108, 92, 231, 0.3);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(108, 92, 231, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--color-text);
    border: 1.5px solid var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-light);
    transform: translateY(-2px);
}

/* ============================================
   Services Section
   ============================================ */
.services {
    padding: 100px 0;
    background: var(--color-bg-alt);
}

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

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-primary-light);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 36px 32px;
    transition: all var(--transition);
    cursor: default;
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.service-icon {
    font-size: 2.4rem;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: 100px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content .section-title {
    margin-bottom: 20px;
}

.about-text {
    font-size: 1rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin-top: 36px;
    padding-top: 36px;
    border-top: 1px solid var(--color-border);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* About Visual */
.about-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-card {
    position: relative;
    width: 360px;
    height: 360px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.visual-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--color-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.5;
}

.visual-dot {
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot-1 {
    top: 30%;
    left: 30%;
    background: var(--color-primary);
    box-shadow: 0 0 20px rgba(108, 92, 231, 0.5);
}

.dot-2 {
    bottom: 35%;
    right: 25%;
    background: var(--color-accent);
    box-shadow: 0 0 20px rgba(0, 210, 211, 0.5);
}

.dot-3 {
    top: 25%;
    right: 30%;
    background: #FF6B6B;
    box-shadow: 0 0 20px rgba(255, 107, 107, 0.4);
    width: 8px;
    height: 8px;
}

.visual-text {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    color: var(--color-text);
    z-index: 1;
    background: rgba(10, 10, 26, 0.6);
    padding: 16px 32px;
    border-radius: var(--radius-sm);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    padding: 100px 0;
    background: var(--color-bg-alt);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.contact-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 36px 32px;
    text-align: center;
    transition: all var(--transition);
}

.contact-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.contact-icon {
    font-size: 2.4rem;
    margin-bottom: 16px;
}

.contact-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.contact-link {
    color: var(--color-primary-light);
    font-weight: 500;
    transition: color var(--transition);
}

.contact-link:hover {
    color: var(--color-accent);
}

.contact-text {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: 60px 0 30px;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--color-border);
}

.footer-logo {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--color-text);
}

.footer-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-top: 12px;
    max-width: 300px;
}

.footer-links h4 {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    margin-bottom: 16px;
}

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

.footer-links ul li a {
    font-size: 0.9rem;
    color: var(--color-text-dark);
    transition: color var(--transition);
}

.footer-links ul li a:hover {
    color: var(--color-primary-light);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--color-text-dark);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-visual {
        order: -1;
    }

    .visual-card {
        width: 300px;
        height: 300px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        gap: 20px;
    }

    .nav-links li:not(:last-child) {
        display: none;
    }

    .hero {
        padding: 80px 0 60px;
        min-height: auto;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .services,
    .about,
    .contact {
        padding: 60px 0;
    }

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

    .about-stats {
        gap: 24px;
        flex-wrap: wrap;
    }

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

@media (max-width: 480px) {
    .notice-text {
        font-size: 0.8rem;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
        text-align: center;
    }

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