@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@500;700&display=swap');
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            
        }

        body {
            font-family: 'Poppins', sans-serif;
            line-height: 1.6;
            color: #9e9aa7;
            background-color: #ffffff;
        }

        /* Header Styles */
        .header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 2rem 10%;
            background: white;
        }

        .logo {
            font-size: 2rem;
            font-weight: 700;
            color: #35323e;
            text-decoration: none;
        }

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

        .nav-links a {
            text-decoration: none;
            color: #9e9aa7;
            font-weight: 700;
            font-size: 0.9rem;
            transition: color 0.2s;
        }

        .nav-links a:hover {
            color: #35323e;
        }

        .header-buttons {
            display: flex;
            align-items: center;
            gap: 1.5rem;
        }

        .login-btn {
            background: none;
            border: none;
            color: #9e9aa7;
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            transition: color 0.2s;
        }

        .login-btn:hover {
            color: #35323e;
        }

        .signup-btn {
            background: #2acfcf;
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 1.5rem;
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all 0.2s;
        }

        .signup-btn:hover {
            background: #1fb3b3;
        }

        /*Mobile Menu*/
        
        #mobile-menu {
  display: none;              /* hidden by default */
  background: #3b3054; 
  border-radius: 5%;      
  padding: 1rem;
  text-align: center;
  position: relative;
  top: 70px;                  /* just below header */
  left: 10%;
  right: 10%;
  z-index: 1000;
}

#mobile-menu.active {
  display: block;             /* show when active */
    max-width: 80%;
}

        /* Hero Section */
        .hero {
            display: flex;
            align-items: center;
            min-height: 80vh;
             padding: 4rem 10%; 
        }

        .hero-content {
            flex: 1;
            padding-right: 4rem;
            /* margin-left: 6rem; removed this */
        }
        .hero-title {
            font-size: 4.5rem;
            font-weight: 700;
            color: #35323e;
            line-height: 1.1;
            margin-bottom: 1rem;
        }

        .hero-description {
            font-size: 1.25rem;
            color: #9e9aa7;
            margin-bottom: 2rem;
            line-height: 1.6;
        }

        .get-started-btn {
            background: #2acfcf;
            color: white;
            border: none;
            padding: 1rem 2.5rem;
            border-radius: 2rem;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all 0.2s;
        }

        .get-started-btn:hover {
            background: #1fb3b3;
        }

        .hero-image {
            flex: 1;
            display: flex;
            justify-content: center;
            align-items: center;
            width: 70%; /*I added this*/
        }
        .hero-image img {
        width: 100%;
        height: 100%;
                /* fills container, crops if needed */
        display: block;
        }
        .hero-illustration {
            width: 100%;
            max-width: 500px;
            height: auto;
            background: linear-gradient(135deg, #2acfcf, #7c3aed);
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 2rem;
            font-weight: 700;
            aspect-ratio: 16/9;
        }

        /* URL Shortener Form */
        .shortener-section {
            background: #f0f1f6;
            padding: 2rem 0;
            margin-top: 2rem;
        }

        .form-container {
            background: #3b3054;
            background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 400 200" opacity="0.1"><path d="M0,0 Q100,50 200,0 T400,0 L400,200 L0,200 Z" fill="%23ffffff"/></svg>');
            background-size: cover;
            border-radius: 1rem;
            padding: 3rem;
            max-width: 1200px;
            margin: 0 auto;
            margin-top: -5rem;
            position: relative;
            z-index: 10;
        }

        .url-form {
            display: flex;
            gap: 1.5rem;
            align-items: flex-start;
        }

        .input-group {
            flex: 1;
            position: relative;
        }

        .url-input {
            width: 100%;
            padding: 1rem 1.5rem;
            font-size: 1.125rem;
            border: 3px solid transparent;
            border-radius: 0.5rem;
            outline: none;
            font-family: 'Poppins', sans-serif;
            transition: border-color 0.2s;
        }

        .url-input::placeholder {
            color: #bfbfbf;
        }

        .url-input.error {
            border-color: #f46262;
        }

        .error-message {
            color: #f46262;
            font-size: 0.85rem;
            margin-top: 0.5rem;
            font-style: italic;
        }

        .shorten-btn {
            padding: 1rem 2.5rem;
            font-size: 1.125rem;
            font-weight: 700;
            color: white;
            background: #2acfcf;
            border: none;
            border-radius: 0.5rem;
            cursor: pointer;
            transition: all 0.2s;
            white-space: nowrap;
        }

        .shorten-btn:hover {
            background: #1fb3b3;
        }

        .shorten-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }

        /* Results Section */
        .results-section {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 2rem;
        }

        .result-item {
            background: white;
            border-radius: 0.5rem;
            padding: 1rem 2rem;
            margin-bottom: 1rem;
            box-shadow: 0 2px 15px rgba(0,0,0,0.1);
        }

        .result-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .original-url {
            color: #35323e;
            font-size: 1rem;
            text-overflow: ellipsis;
            overflow: hidden;
            white-space: nowrap;
            max-width: 100%;
        }

        .short-url {
            color: #2acfcf;
            text-decoration: none;
            font-weight: 500;
        }

        .copy-btn {
            background: #2acfcf;
            color: white;
            border: none;
            padding: 0.5rem 1.5rem;
            border-radius: 0.3rem;
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all 0.2s;
            min-width: 80px;
            max-width: 100%;
        }

        .copy-btn:hover {
            background: #1fb3b3;
        }

        .copy-btn.copied {
            background: #3b3054;
        }

        /* Statistics Section */
        .stats-section {
            text-align: center;
            padding: 6rem 10% 4rem;
            background: #f0f1f6;
        }

        .stats-title {
            font-size: 2.5rem;
            font-weight: 700;
            color: #35323e;
            margin-bottom: 1rem;
        }

        .stats-description {
            font-size: 1.1rem;
            color: #9e9aa7;
            margin-bottom: 4rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .stats-grid {
            display: flex;
            flex-direction: row;
            justify-content: center;
            gap: 2rem;
            margin-top: 4rem;
        }

        .stat-card {
            background: white;
            padding: 2rem;
            border-radius: 0.5rem;
            text-align: left;
            position: relative;
        }
        .stat-card:not(:last-child)::after{
        content: "";
        position: absolute;
        top: 50%; /* center vertically */
        right: -2rem; /* spacing between cards */
        width: 2rem;  /* length of connector */
        height: 6px;
        background: hsl(180, 66%, 49%); /* green */
        transform: translateY(-50%);
        }
        .stat-card:nth-child(1){

        margin-bottom: 4rem;
    }
        .stat-card:nth-child(2) {
            margin-top: 2rem;
            margin-bottom: 2rem;
        }

        .stat-card:nth-child(3) {
            margin-top: 4rem;
        }

        .stat-icon {
            width: 80px;
            height: 80px;
            background: #3b3054;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 2rem;
            color: white;
            font-size: 2rem;
            position: absolute;
            top: -40px;
        }

        .stat-card h3 {
            color: #35323e;
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 1rem;
            margin-top: 1.5rem;
        }

        .stat-card p {
            color: #9e9aa7;
            line-height: 1.6;
        }

        /* CTA Section */
        .cta-section {
            background: #3b3054;
            background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 400 200" opacity="0.1"><path d="M0,0 Q100,50 200,0 T400,0 L400,200 L0,200 Z" fill="%23ffffff"/></svg>');
            padding: 4rem 10%;
            text-align: center;
        }

        .cta-title {
            color: white;
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 2rem;
        }

        /* Footer */
        .footer {
            background: #232127;
            color: white;
            padding: 3rem 10% 2rem;
        }

        .footer-content {
            display: flex;
            flex-direction: row;
            justify-content: space-between;
            gap: 4rem;
            margin-bottom: 2rem;
        }

        .footer-logo {
            font-size: 2rem;
            font-weight: 700;
            color: white;
            margin-bottom: 1rem;
        }

        .footer-column h4 {
            color: white;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .footer-column a {
            color: #9e9aa7;
            text-decoration: none;
            display: block;
            margin-bottom: 0.5rem;
            transition: color 0.2s;
        }

        .footer-column a:hover {
            color: #2acfcf;
        }

        .social-icons {
            display: flex;
            gap: 1rem;
            margin-top: 2rem;
        }

        .social-icon {
            width: 24px;
            height: 24px;
            color: white;
            transition: color 0.2s;
            cursor: pointer;
        }

        .social-icon:hover {
            color: #2acfcf;
        }
    .hidden {
            display: none !important;
        }

        .loading-spinner {
            display: inline-block;
            width: 20px;
            height: 20px;
            border: 3px solid rgba(255,255,255,.3);
            border-radius: 50%;
            border-top-color: #fff;
            animation: spin 1s ease-in-out infinite;
        }
        @keyframes spin {
            to { transform: rotate(360deg); }
        } 
        /* Responsive Design */
         @media (min-width: 768px) and (max-width: 1023px) {
            .header {
                padding: 1rem 5%;
                flex-wrap: wrap;
            }
    
            
            .hero {
                flex-direction: column;
                text-align: center;
                padding: 2rem 5%;
            }
            
            .hero-content {
                padding-right: 0;
                margin-bottom: 2rem;
            }
            
            .hero-title {
                font-size: 2.5rem;
            }
            
           
            
            .form-container {
                padding: 2rem;
                margin: 0 1rem;
                margin-top: -3rem;
            }
            
            .result-row {
                flex-direction: column;
                align-items: stretch;
            }
            
            .original-url {
                max-width: none;
                margin-bottom: 0.5rem;
            }
            
            .stats-section {
                padding: 4rem 5% 2rem;
            }
            
            .stats-title {
                font-size: 1.8rem;
            }
            
            .stat-card:nth-child(2),
            .stat-card:nth-child(3) {
                margin-top: 0;
            }
            
            .footer-content {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }

      
    @media(max-width: 767px){
        .hero-content{
           text-align: center;
           padding: 0 1rem;
        }
        .hero{
            
            flex-direction: column;
            margin: 0 auto;   /* horizontally center */
            display: block;
        }
        .hero-image {
            max-width: 767px;
            aspect-ratio: 4/3;
            margin: 0 auto;   /* horizontally center */
            display: block;
        }
        .hero-illustration {
            width: 100%;
            height: 100%;
            max-width: none;
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 2rem;
            font-weight: 700;
            aspect-ratio: 16/9;
        }
        .header{
            flex-direction: row;
            align-items: center;
            gap: 1rem;
        }
        .nav-links{
            flex-wrap: wrap;
            justify-content: center;
            flex-direction: column;
            align-items: center;
        }
        .nav-links a{
            color: white;
        }
        .nav-links a:hover{
            color: #2acfcf;
        }
        .header-buttons{
            flex-wrap: wrap;
            justify-content: center;
             flex-direction: column;
            align-items: center;
            margin-top: 5%;
        }
        .divider {
            height: 1px;
            background: #969595; /* line color */
            margin: 10px 0;   /* spacing */
        }
        .login-btn{
            color: white;
        }
        .login-btn:hover{
            color: #2acfcf;
        }   
        .form-container{
            margin: 0 1rem;
            margin-top: -3rem;
        }
        .result-row{
            flex-direction: column;
            align-items: stretch;   
    }
        .url-form{
            flex-direction: column;
            align-items: stretch;
        }
        .stats-grid{
            flex-direction: column;
            align-items: center;
        }
       

        .stat-card:not(:last-child)::after {
            content: "";
            position: absolute;
            top: 100%;            /* start directly below the card */
            left: 50%;            /* center under the icon */
            transform: translateX(-50%);
            width: 6px;           /* vertical line thickness */
            height: 5.5rem;         /* line length */
            background: hsl(180, 66%, 49%);
        }
        .stat-icon{
            right: 37%;
        }
        .footer-content{
            flex-direction: column;
            align-items: center;
        }
    }
    @media (min-width: 530px) and (max-width: 560px){
        .stat-icon{
                    right: 40%;
                }
    }