/* DITEC LANDING PAGE DESIGN SYSTEM */
:root {
    /* Brand Colors - Orange Theme */
    --primary: #f97316; /* Bright Orange */
    --primary-glow: rgba(249, 115, 22, 0.15);
    --secondary: #f59e0b; /* Amber */
    
    /* Dark Theme Default */
    --bg-main: #070a13;
    --bg-accent: #0f172a;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: rgba(255, 255, 255, 0.06);
    --glass-bg: rgba(15, 23, 42, 0.6);
    --glass-card: rgba(255, 255, 255, 0.02);
    --glass-card-hover: rgba(255, 255, 255, 0.04);
    --nav-bg: rgba(7, 10, 19, 0.7);
    --nav-scrolled: rgba(7, 10, 19, 0.9);
    
    /* Typography */
    --font-sans: 'Inter', sans-serif;
    --font-title: 'Outfit', sans-serif;
}

body.light-theme {
    /* Light Theme Variables */
    --bg-main: #f8fafc;
    --bg-accent: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border-color: rgba(0, 0, 0, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-card: rgba(255, 255, 255, 1);
    --glass-card-hover: rgba(241, 245, 249, 1);
    --nav-bg: rgba(248, 250, 252, 0.8);
    --nav-scrolled: rgba(255, 255, 255, 0.95);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Background Glowing Accents */
.bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(140px);
    z-index: -1;
    pointer-events: none;
    opacity: 0.4;
    transition: opacity 0.3s ease;
}

body.light-theme .bg-glow {
    opacity: 0.15; /* Less intense in light mode */
}

.glow-1 {
    top: -200px;
    right: -100px;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
}

.glow-2 {
    top: 600px;
    left: -200px;
    background: radial-gradient(circle, var(--secondary) 0%, transparent 70%);
}

.glow-3 {
    bottom: -100px;
    right: -100px;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
}

/* Typography Utilities */
h1, h2, h3, h4 {
    font-family: var(--font-title);
    font-weight: 700;
}

.text-gradient {
    background: linear-gradient(135deg, var(--text-main) 30%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Layout Containers */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

section {
    padding: 100px 0;
    position: relative;
}

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--nav-bg);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

header.scrolled {
    padding: 12px 0;
    background: var(--nav-scrolled);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-title);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
    text-decoration: none;
}

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

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 10px;
    color: #fff;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Theme Toggle Button */
.theme-toggle {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    color: var(--primary);
    background: var(--primary-glow);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    border: none;
    box-shadow: 0 4px 20px rgba(249, 115, 22, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(249, 115, 22, 0.4);
}

.btn-secondary {
    background: var(--glass-card);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--glass-card-hover);
    border-color: var(--primary);
}

.btn-outline {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    background: var(--primary-glow);
    border-color: var(--primary);
    color: var(--primary);
}

/* Hero Section */
.hero {
    padding-top: 170px;
    padding-bottom: 120px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-desc {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 38px;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-mockup-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-mockup {
    width: 100%;
    max-width: 460px;
    background: var(--glass-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 8px;
    backdrop-filter: blur(10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
    transition: transform 0.5s ease;
}

body.light-theme .hero-mockup {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
}

.hero-mockup:hover {
    transform: translateY(-8px) rotate(1deg);
}

/* Info Metrics Banner */
.metrics-banner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    background: var(--glass-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
    backdrop-filter: blur(10px);
    margin-top: 40px;
}

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

.metric-val {
    font-family: var(--font-title);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
}

.metric-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Services / Features */
.section-title-group {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-tag {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--primary);
    letter-spacing: 0.1em;
    display: inline-block;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.section-desc {
    color: var(--text-muted);
    font-size: 1.05rem;
}

/* NEW: Dynamic Service Grid for 7 items */
.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
/* The 7th item is centered in the last row for symmetry */
.service-grid > .feature-card:last-child:nth-child(7n) {
    grid-column: 2 / 3;
}

.feature-card {
    background: var(--glass-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 4px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card:hover {
    background: var(--glass-card-hover);
    border-color: var(--primary);
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.06);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon-box {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    background: var(--primary-glow);
    border-radius: 14px;
    color: var(--primary);
    margin-bottom: 24px;
    transition: all 0.3s ease;
}

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

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: var(--text-main);
}

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

/* About & Contact Grids */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.about-stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.about-stats-grid > div {
    background: var(--glass-card);
    border: 1px solid var(--border-color);
    padding: 30px;
    border-radius: 16px;
    text-align: center;
    transition: transform 0.3s;
}
.about-stats-grid > div:hover {
    transform: scale(1.05);
    border-color: var(--primary);
}

.contact-grid {
    text-align: left;
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    padding: 40px;
}

/* Pricing Plans */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    align-items: stretch;
}

.plan-card {
    background: var(--glass-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px 32px;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: all 0.3s ease;
}

.plan-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.plan-card.popular {
    background: linear-gradient(180deg, var(--primary-glow) 0%, var(--glass-card) 100%);
    border-color: var(--primary);
    box-shadow: 0 10px 40px var(--primary-glow);
}

.popular-badge {
    position: absolute;
    top: 20px;
    right: 24px;
    background: var(--primary);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    text-transform: uppercase;
}

.plan-name {
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.plan-features {
    list-style: none;
    margin-bottom: 38px;
    flex-grow: 1;
}

.plan-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 14px;
}

.plan-features li i {
    color: var(--primary);
    flex-shrink: 0;
}

/* Call to Action Section */
.cta-section {
    position: relative;
}

.cta-box {
    background: linear-gradient(135deg, var(--bg-accent) 0%, var(--bg-main) 100%);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 80px 40px;
    text-align: center;
    backdrop-filter: blur(10px);
    overflow: hidden;
    position: relative;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.cta-box::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at center, var(--primary-glow) 0%, transparent 60%);
    pointer-events: none;
}

.cta-title {
    font-size: 2.8rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.cta-desc {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 38px;
}

/* Forms */
input, textarea {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--glass-card);
    color: var(--text-main);
    outline: none;
    transition: border-color 0.3s;
}

input:focus, textarea:focus {
    border-color: var(--primary);
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: 40px 0;
    background: var(--bg-main);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-copy {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 24px;
    list-style: none;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

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

/* Responsive Design */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }

    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

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

    .service-grid, .features-grid, .plans-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .service-grid > .feature-card:last-child:nth-child(7n) {
        grid-column: span 2; /* Full width for the last item on tablet */
    }

    .plan-card.popular {
        transform: none !important;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        padding: 30px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .nav-container {
        justify-content: space-between;
    }

    .cta-title {
        font-size: 2rem;
    }

    .metrics-banner {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .service-grid, .features-grid, .plans-grid {
        grid-template-columns: 1fr;
    }
    
    .service-grid > .feature-card:last-child:nth-child(7n) {
        grid-column: 1 / -1;
    }
}

@media (max-width: 500px) {
    .hero {
        padding-top: 120px;
        padding-bottom: 60px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-desc {
        font-size: 1rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }
    
    .hero-actions .btn {
        width: 100%;
    }

    section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 2rem;
    }
    
    .plan-card {
        padding: 24px 20px;
    }
    
    .cta-box {
        padding: 40px 20px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }

    .footer-links {
        justify-content: center;
        flex-wrap: wrap;
        gap: 12px;
    }

    .about-stats-grid {
        grid-template-columns: 1fr;
    }
}