:root {
            --coral-red: #EF5151;
            --dark-charcoal: #41424D;
            --creamy-off-white: #FDFBF3;
            --navy-blue: #264F7C;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Montserrat', sans-serif;
            background-color: var(--creamy-off-white);
            color: var(--dark-charcoal);
            overflow-x: hidden;
            line-height: 1.6;
        }

        h1, h2, h3, h4 {
            font-weight: 700;
            line-height: 1.2;
        }

        h1 {
            font-size: clamp(2.5rem, 5vw, 3.5rem);
            margin-bottom: 1rem;
        }

        h2 {
            font-size: clamp(2rem, 4vw, 2.5rem);
            margin-bottom: 1.5rem;
        }

        h3 {
            font-size: clamp(1.5rem, 3vw, 1.8rem);
            margin-bottom: 1rem;
        }

        p {
            margin-bottom: 1.5rem;
            font-size: clamp(1rem, 2vw, 1.1rem);
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.3s ease;
        }

        .container {
            width: 90%;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 1rem;
        }

        section {
            padding: 5rem 0;
            position: relative;
            overflow: hidden;
        }

        .btn {
            display: inline-block;
            background-color: #fff;
            color: rgb(0, 0, 0);
            padding: 0.8rem 2rem;
            border-radius: 4px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
        }

        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }

        /* Navigation */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background-color: rgba(253, 251, 243, 0.95);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            padding: 1rem 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }

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

        .logo {
            font-weight: 800;
            font-size: 1.8rem;
            color: var(--dark-charcoal);
            display: flex;
            align-items: center;
        }

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

        .logo-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            background-color: var(--coral-red);
            border-radius: 50%;
            margin-left: 5px;
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }

        .nav-links a {
            font-weight: 600;
            position: relative;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--coral-red);
            transition: width 0.3s ease;
        }

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

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

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
        }

       body {
  margin: 0;
  font-family: 'Montserrat', sans-serif;
  background-color: #0b0033;
  color: white;
}

.otech-nav {
  position: absolute;
  top: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50px;
  padding: 1rem 2rem;
  max-width: 1200px;
  width: 95%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  backdrop-filter: blur(20px);
}

.logo-img {
  height: 60px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  color: #fff;
  font-weight: 500;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: #fff;
  transition: width 0.3s ease;
}

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

.btn.nav-cta {
  background: #fff;
  color: #000;
  padding: 0.6rem 1.5rem;
  border-radius: 50px;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.9rem;
}

 @media (max-width: 768px) {
  .btn.nav-cta  {
    display: none;
  }
}

/* Hero */
.otech-hero {
  background: linear-gradient(to right, #EF5151, #ef515191);
  color: white;
  min-height: 600px;
  padding-top: 160px;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: space-between;
  align-items: center;
}

.hero-text-block {
  flex: 1;
  min-width: 300px;
}

.otech-tag {
  background: #d0cfd19c;
  padding: 0.4rem 1rem;
  border-radius: 20px;
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero-text-block h1 {
  font-size: 2.8rem;
  line-height: 1.3;
  margin-bottom: 1rem;
}

.hero-text-block p {
  font-size: 1rem;
  color: #f0f0f0;
  max-width: 600px;
  margin-bottom: 2rem;
}

.hero-image-block {
  flex: 1;
  min-width: 400px;
  text-align: center;
  position: relative;
}

.hero-img {
  max-width: 100%;
  margin-bottom: -80px;
  margin-left: -140px;
}

.stats-floating {
  position: absolute;
  top: 10%;
  right: -20px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.stat-card {
  background: rgba(255, 255, 255, 0.1);
  padding: 1rem 1.5rem;
  border-radius: 10px;
  width: 150px;
  text-align: center;
  backdrop-filter: blur(6px);
}

.stat-card h3 {
  margin: 0;
  font-size: 1.4rem;
  color: #fff;
}

.stat-card p {
  margin: 0;
  font-size: 0.85rem;
  color: #ddd;
}


        /* About Section */
        .about {
            background-color: var(--creamy-off-white);
        }

        .about-content {
            display: flex;
            align-items: center;
            gap: 3rem;
        }

        .about-image {
            flex: 1;
            position: relative;
        }

        .about-image-main {
            width: 100%;
            border-radius: 10px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
            position: relative;
            z-index: 2;
        }

        .about-image::before {
            content: '';
            position: absolute;
            width: 100%;
            height: 100%;
            border: 3px solid var(--coral-red);
            border-radius: 10px;
            top: 20px;
            left: 20px;
            z-index: 1;
        }

        .about-text {
            flex: 1;
        }

        .stats {
            display: flex;
            justify-content: space-between;
            gap: 1rem;
            margin-top: 2rem;
        }

        .stat-item {
            text-align: center;
            flex: 1;
            padding: 1.5rem;
            border-radius: 10px;
            background-color: white;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }

        .stat-item:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--coral-red);
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .stat-icon {
            font-size: 2rem;
            margin-right: 0.5rem;
        }

        .stat-label {
            font-weight: 600;
        }

        /* Work Sections */
        .work-section-1 {
            background-color: var(--navy-blue);
            color: white;
        }

        .work-section-2 {
            background-color: var(--creamy-off-white);
        }

        .work-section-3 {
            background-color: var(--coral-red);
            color: white;
        }

        .work-section-4 {
            background-color: var(--navy-blue);
            color: white;
        }

        .work-section-5 {
            background-color: var(--creamy-off-white);
        }

        .section-heading {
            text-align: center;
            margin-bottom: 1rem;
        }

        .section-heading h2 {
            position: relative;
            display: inline-block;
        }

        .section-heading h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background-color: var(--coral-red);
        }

        .work-section-1 .section-heading h2::after,
        .work-section-3 .section-heading h2::after,
        .work-section-4 .section-heading h2::after {
            background-color: white;
        }

        .section-description {
            max-width: 900px;
            margin: 0 auto 4rem;
            font-size: 15px;
            text-align: center;
        }

        .tech-title {
            text-align: center;
            margin-bottom: 1.5rem;
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            }

                    .tools-grid {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 3rem;
        }

        .tool-item {
            background-color: rgba(255, 255, 255, 0.925);
            padding: 0.8rem 1.5rem;
            border-radius: 30px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            transition: all 0.3s ease;
        }
        @media (max-width: 768px) {
        .tool-item {
            flex-direction: column;
            align-items: center;
            text-align: center;
        }

        .tool-logo {
            width: 40px; /* slightly larger for clarity */
            margin-bottom: 0.3rem;
        }
        }

     
            .tool-logo {
            width: 28px;
            height: auto;
            }
            .portfolio-overlay p {
            font-size: 0.92rem;
            color: #000000;
            margin-top: 4px;
            }

                    .tool-item span {
        color: #264f7c; /* example orange */
        }


        @media (max-width: 768px) {
  .tool-item {
    flex: 0 1 calc(50% - 1rem);
  }
}
        
        .work-section-2 .tool-item,
        .work-section-5 .tool-item {
            background-color: rgba(0, 0, 0, 0.05);
        }

        .tool-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }

        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .portfolio-item {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            position: relative;
            height: 300px;
        }

        .portfolio-item:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
        }

       .portfolio-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 100%; /* Ensure full coverage */
            padding: 1.5rem;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent); /* Stronger gradient */
            color: white;
            opacity: 0;
            transition: opacity 0.3s ease;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
        }

        .portfolio-item:hover .portfolio-overlay {
            opacity: 1;
        }

        .portfolio-category {
             color: #fff !important;
            font-weight: 400;
            font-size: 0.9rem;
        }

        /* Mobile App Section */
        .mobile-showcase {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-top: 3rem;
        }

        .mobile-device {
            position: relative;
            width: 220px;
            height: 450px;
            transition: all 0.3s ease;
        }

        .mobile-device:hover {
            transform: translateY(-20px);
        }

        .phone-frame {
            position: absolute;
            width: 100%;
            height: 100%;
            border-radius: 30px;
            border: 10px solid #333;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
            overflow: hidden;
        }

        /* UI/UX Section */
        .wireframe-showcase {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-top: 3rem;
        }

        .wireframe-item {
            flex: 1;
            position: relative;
            height: 400px;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
        }

        .wireframe-item:hover {
            transform: translateY(-10px);
        }

        .wireframe-before,
        .wireframe-after {
            position: absolute;
            width: 100%;
            height: 100%;
            transition: opacity 0.3s ease;
        }

        .wireframe-before {
            opacity: 1;
        }

        .wireframe-after {
            opacity: 0;
        }

        .wireframe-item:hover .wireframe-before {
            opacity: 0;
        }

        .wireframe-item:hover .wireframe-after {
            opacity: 1;
        }

          /* Branding Section*/

      .branding-showcase {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
        margin-top: 3rem;
        position: relative;
        }

        .branding-item {
        position: relative;
        height: 300px;
        width: 100%;
        overflow: hidden;
        border-radius: 10px;
        box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        transition: all 0.3s ease;
        }

        .branding-item:hover {
        transform: translateY(-10px);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
        }

        .branding-image {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
        }


           
        /* Contact Section */
        .contact {
            background-color: var(--dark-charcoal);
            color: white;
        }

        .contact-container {
            display: flex;
            gap: 3rem;
        }

        .contact-form {
            flex: 1;
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
        }

        .form-control {
            width: 100%;
            padding: 1rem;
            border: none;
            border-radius: 4px;
            background-color: rgba(255, 255, 255, 0.1);
            color: white;
            font-family: 'Montserrat', sans-serif;
            transition: all 0.3s ease;
        }

        .form-control:focus {
            outline: none;
            background-color: rgba(255, 255, 255, 0.2);
        }

        .form-control::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }

        .contact-info {
            flex: 1;
        }

        .contact-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 2rem;
        }

        .contact-icon {
            font-size: 1.5rem;
            margin-right: 1rem;
            color: var(--coral-red);
        }

        .contact-text h4 {
            margin-bottom: 0.5rem;
            font-size: 1.2rem;
        }

        .contact-text p {
            color: rgba(255, 255, 255, 0.7);
        }

        /* Footer */
        .footer {
            background-color: #333;
            color: white;
            padding: 2rem 0;
            text-align: center;
        }

        /* Animations */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-up.active {
            opacity: 1;
            transform: translateY(0);
        }

        .fade-in {
            opacity: 0;
            transition: opacity 0.6s ease;
        }

        .fade-in.active {
            opacity: 1;
        }

        /* Responsive Design */
        @media (max-width: 992px) {
            .hero-content, 
            .about-content,
            .contact-container {
                flex-direction: column;
            }

            .hero-mockups {
                height: 400px;
                margin-top: 2rem;
            }

            .mockup-1 {
                right: 50%;
                transform: translateX(50%) rotate(5deg);
            }

            .mockup-2 {
                right: 50%;
                transform: translateX(calc(50% + 50px)) rotate(-5deg);
            }

            .mockup-3 {
                right: 50%;
                transform: translateX(calc(50% - 50px)) rotate(-15deg);
            }

            .stats {
                flex-direction: column;
            }

            .mobile-showcase {
                flex-wrap: wrap;
                justify-content: center;
            }

            .wireframe-showcase {
                flex-direction: column;
            }

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

        /* Hide mobile menu by default on desktop */
.mobile-menu {
    display: none;
}


        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .mobile-menu-btn {
                display: block;
            }

            .mobile-menu {
                position: fixed;
                top: 0;
                right: -100%;
                width: 70%;
                height: 100vh;
                background-color: var(--creamy-off-white);
                z-index: 1001;
                padding: 5rem 2rem 2rem;
                transition: all 0.3s ease;
                box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
            }

            .mobile-menu.active {
                right: 0;
            }

                        /* Hide mobile menu and overlay by default on desktop */
            .mobile-menu,
            .overlay {
                display: block;
            }

            .mobile-menu-close {
                position: absolute;
                top: 1.5rem;
                right: 1.5rem;
                background: none;
                border: none;
                font-size: 1.5rem;
                cursor: pointer;
            }

            .mobile-nav-links {
                list-style: none;
                color: #000;
            }

            .mobile-nav-links li {
                margin-bottom: 1.5rem;
            }

            .mobile-nav-links a {
                font-weight: 600;
                font-size: 1.2rem;
            }

            .overlay {
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100vh;
                background-color: rgba(0, 0, 0, 0.5);
                z-index: 1000;
                opacity: 0;
                visibility: hidden;
                transition: all 0.3s ease;
            }

            .overlay.active {
                opacity: 1;
                visibility: visible;
            }

            .branding-showcase {
                grid-template-columns: 1fr;
            }
        }
    
       
.footer {
  background-color: #264F7C; /* Navy */
  color: #FDFBF3; /* Creamy Off-White */
  padding: 2rem 1rem;
}

.footer-container {
  max-width: 1200px;
  margin: auto;
  text-align: center;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}


.footer-brand .logo {
  width: 200px;
  height: auto;
  margin-bottom: 0.5rem;
}

.footer-brand h2 {
  color: #EF5151; /* Coral Red */
  font-weight: 600;
  font-size: 24px;
  margin: 0.5rem 0;
}

.footer-brand p {
  color: #FDFBF3;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
  font-weight: 400;
  text-align: center;
}


.footer-nav {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.footer-nav a {
  color: #FDFBF3;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

.footer-nav a:hover {
  color: #EF5151;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.footer-social a {
  color: #FDFBF3;
  font-size: 1.2rem;
  transition: color 0.3s;
}

.footer-social a:hover {
  color: #EF5151;
}

.footer-bottom {
  border-top: 1px solid #FDFBF3;
  margin-top: 1rem;
  padding-top: 1rem;
  font-size: 0.85rem;
  font-weight: 400;
}