:root {
    
    --primary: #3F51B5;
    --primary-light: #5C6BC0;
    --primary-dark: #303F9F;
    --accent: #00BCD4;
    --accent-hover: #0097A7;
    
    --bg-color: #F4F6F9;
    --text-main: #1A1A2E;
    --text-muted: #6B7280;
    --white: #FFFFFF;
    
    
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(255, 255, 255, 0.4);
    
    
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 20px 25px -5px rgba(63, 81, 181, 0.1), 0 10px 10px -5px rgba(63, 81, 181, 0.04);
    
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    width: 100%;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    overflow-x: hidden;
    width: 100%;
    position: relative;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--primary);
    font-weight: 700;
}

p {
    color: var(--text-muted);
}

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


@keyframes float {
    0% { transform: translateY(0px) perspective(1000px) rotateY(-5deg) rotateX(5deg); }
    50% { transform: translateY(-15px) perspective(1000px) rotateY(-2deg) rotateX(2deg); }
    100% { transform: translateY(0px) perspective(1000px) rotateY(-5deg) rotateX(5deg); }
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes floatIcon {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}


.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(63, 81, 181, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(63, 81, 181, 0.4);
    color: var(--white);
}

.btn-secondary {
    background: var(--accent);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 188, 212, 0.3);
}

.btn-secondary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 188, 212, 0.4);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

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

.btn-lg {
    padding: 0.8rem 2.2rem;
    font-size: 1.05rem;
}


.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 1.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links a {
    font-weight: 600;
    color: var(--text-main);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    bottom: -6px;
    left: 0;
    background-color: var(--accent);
    transition: width 0.3s ease;
    border-radius: 2px;
}

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

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

.nav-buttons {
    display: flex;
    gap: 1rem;
}


.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 2rem 4rem;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    gap: 4rem;
}

.hero-content {
    flex: 1;
    z-index: 10;
    animation: slideUp 0.8s ease-out;
}

.hero-title {
    font-size: 3.8rem;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

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

.hero-description {
    font-size: 1.15rem;
    margin-bottom: 2.5rem;
    max-width: 540px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
}

.hero-cta i {
    margin-left: 0.5rem;
}


.hero-image {
    flex: 1;
    position: relative;
    z-index: 10;
    display: flex;
    justify-content: center;
    margin-top: 4rem;
}

.mockup-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2rem;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: transform 0.5s ease;
    animation: float 6s ease-in-out infinite;
}

.mockup-card:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg) translateY(-5px);
}

.mockup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(0,0,0,0.06);
}

.mockup-title {
    font-weight: 700;
    color: var(--primary);
    font-size: 1.2rem;
}

.badge {
    background: rgba(0, 188, 212, 0.1);
    color: var(--accent);
    padding: 0.4rem 0.8rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
}

.tender-item {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    padding: 1.2rem;
    background: var(--white);
    border-radius: 16px;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid transparent;
}

.tender-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
    border-color: rgba(0, 188, 212, 0.2);
}

.tender-icon {
    width: 48px;
    height: 48px;
    background: rgba(0, 188, 212, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.3rem;
}

.tender-info h4 {
    font-size: 0.95rem;
    margin-bottom: 0.3rem;
    color: var(--text-main);
}

.tender-info p {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    margin: 0;
}


.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: 1;
    opacity: 0.6;
}

.shape-1 {
    top: -5%;
    right: -5%;
    width: 600px;
    height: 600px;
    background: rgba(63, 81, 181, 0.15);
}

.shape-2 {
    bottom: -10%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: rgba(0, 188, 212, 0.15);
}


.features {
    padding: 8rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.feature-card {
    background: var(--white);
    padding: 3.5rem 2rem;
    border-radius: 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    border: 1px solid rgba(255,255,255,0.8);
    position: relative;
    overflow: hidden;
    z-index: 1;
    text-align: center;
    background-image: linear-gradient(135deg, rgba(255,255,255,1) 0%, rgba(244,246,249,0.4) 100%);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
    z-index: 2;
}

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

.feature-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 40px rgba(63, 81, 181, 0.12);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--white);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    margin: 0 auto 2rem auto;
    box-shadow: 0 10px 25px rgba(63, 81, 181, 0.1);
    transition: all 0.4s ease;
    position: relative;
    z-index: 2;
}

.feature-icon::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px dashed rgba(63, 81, 181, 0.2);
    animation: spinIcon 10s linear infinite;
    opacity: 0;
    transition: opacity 0.4s ease;
    box-sizing: border-box;
}

@keyframes spinIcon {
    100% { transform: rotate(360deg); }
}

.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--white);
    transform: scale(1.1) translateY(-5px);
    box-shadow: 0 15px 30px rgba(63, 81, 181, 0.25);
}

.feature-card:hover .feature-icon::after {
    opacity: 1;
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-main);
    transition: color 0.3s ease;
}

.feature-card:hover h3 {
    color: var(--primary);
}

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


.cta-section {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    padding: 8rem 2rem;
    position: relative;
    overflow: hidden;
    text-align: center;
    color: var(--white);
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.cta-section h2 {
    color: var(--white);
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
}

.cta-section h3 {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.3rem;
    margin-bottom: 2rem;
    font-weight: 500;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}


.cta-shape {
    position: absolute;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cta-shape-1 {
    width: 250px;
    height: 250px;
    top: -50px;
    left: 5%;
}

.cta-shape-2 {
    width: 400px;
    height: 400px;
    bottom: -150px;
    right: -50px;
    border: 3px solid rgba(255, 255, 255, 0.05);
}

.cta-shape-3 {
    width: 150px;
    height: 150px;
    bottom: 20%;
    left: 15%;
    border-style: dashed;
    border-color: rgba(255, 255, 255, 0.15);
}

.icon-floating {
    color: rgba(255, 255, 255, 0.3);
    font-size: 3rem;
    animation: floatIcon 4s ease-in-out infinite;
}


.footer {
    background: var(--primary-dark);
    color: var(--white);
    padding: 5rem 2rem 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand .logo-text {
    color: var(--white);
    display: block;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
}

.footer-links h4, .footer-contact h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-links h4::after, .footer-contact h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
}

.footer-links a:hover {
    color: var(--accent);
    padding-left: 5px;
}

.footer-contact p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-contact i {
    color: var(--accent);
    font-size: 1.1rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: var(--white);
    font-size: 0.9rem;
}


@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero {
        padding: 7rem 2rem 3rem;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 3.2rem;
    }
}

.menu-toggle {
    display: none;
    font-size: 1.8rem;
    color: var(--primary);
    cursor: pointer;
}

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }

    .menu-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        flex-direction: column;
        gap: 0;
        text-align: center;
        box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
        border-top: 1px solid var(--glass-border);
        padding: 1rem 0;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links li {
        width: 100%;
    }
    
    .nav-links a {
        display: block;
        padding: 1rem;
        border-bottom: 1px solid rgba(0,0,0,0.05);
        transition: var(--transition);
    }

    .nav-links a:hover,
    .nav-links a:active,
    .nav-links a:focus {
        background-color: var(--primary) !important;
        color: var(--white) !important;
    }
    
    .nav-links a:last-child {
        border-bottom: none;
    }
    
    .nav-links a::after {
        display: none;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 7rem;
        padding-bottom: 2rem;
    }
    
    .hero-title {
        font-size: 2.6rem;
    }
    
    .hero-description {
        margin: 0 auto 2rem;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .mockup-card {
        margin-top: 2rem;
        padding: 1.5rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }

    .cta-section h2 {
        font-size: 2.8rem;
    }
    
    .cta-container img {
        height: 120px !important;
        margin-bottom: 1rem !important;
    }
    
    .cta-shape {
        opacity: 0.5;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 1rem;
    }
    
    .nav-buttons .btn-primary {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }

    .hero-title {
        font-size: 2rem;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-cta .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .features {
        padding: 4rem 1.2rem;
    }
    
    .cta-container img {
        height: 90px !important;
    }
    
    .cta-section h2 {
        font-size: 2.2rem;
    }
    
    .mockup-card {
        padding: 1.2rem;
    }
    
    .footer-content {
        gap: 2rem;
    }
    
    .logo img {
        height: 40px !important;
    }
    
    .logo-text {
        font-size: 1.3rem !important;
    }
    
    .footer-brand img {
        height: 56px !important;
    }
    
    .mockup-title {
        font-size: 0.9rem !important;
    }
}