:root {
    --primary-color: #FF5722;
    --primary-light: #FFCCBC;
    --primary-dark: #E64A19;
    --secondary-color: #FF8A65;
    --text-color: #263238;
    --light-gray: #ECEFF1;
    --white: #ffffff;
    --error-color: #D32F2F;
}

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

html,
body {
    height: 100%;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

body {
    background-color: var(--light-gray);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    position: relative;
}

.navbar {
    background-color: var(--white);
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: relative;
}

.logo {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: 700;
    text-decoration: none;
}

.hamburger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0.5rem;
}

.hamburger .material-icons {
    color: var(--text-color);
    font-size: 2rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

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

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

.container {
    width: 100%;
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.hero-section {
    text-align: center;
    margin-bottom: 1.5rem;
}

.hero-section h1 {
    color: var(--text-color);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero-section p {
    color: #546E7A;
    font-size: 1.1rem;
}

.url-shortener {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.url-form {
    display: flex;
    gap: 0.5rem;
    position: relative;
}

.input-container {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
}

.url-input {
    width: 100%;
    padding: 1rem;
    padding-right: 100px;
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.url-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.paste-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--white);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: all 0.3s ease;
}

.paste-btn:hover {
    background-color: var(--primary-light);
}

.paste-btn .material-icons {
    font-size: 18px;
}

.download-btn {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.download-btn:hover {
    background-color: var(--primary-dark);
}

.download-btn:disabled {
    background-color: #4CAF50;
    opacity: 0.8;
    cursor: not-allowed;
}

.spinner {
    display: none;
    animation: spin 1s linear infinite;
}

.spinner.active {
    display: inline-block;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 1rem 0;
    width: 100%;
    position: relative;
    bottom: 0;
}

.footer-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.social-links a {
    color: var(--white);
    text-decoration: none;
    display: flex;
    align-items: center;
    padding: 0.5rem;
    border-radius: 50%;
    transition: all 0.3s ease;
    background-color: rgba(255, 255, 255, 0.1);
}

.social-links a:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.social-links .material-icons {
    font-size: 1.5rem;
}

.copyright {
    text-align: center;
    padding-top: 0.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.8rem;
}

@media (max-width: 768px) {
    body {
        min-height: 100%;
    }

    .container {
        margin: 1rem auto;
        flex: 0 1 auto;
    }

    .hero-section {
        margin-bottom: 1rem;
    }

    .footer {
        margin-top: auto;
    }

    .navbar {
        flex-direction: row;
        padding: 1rem;
    }

    .hamburger {
        display: block;
        z-index: 100;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        right: -100%;
        background-color: var(--white);
        flex-direction: column;
        padding: 1rem 2rem;
        transition: right 0.3s ease;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
        border-radius: 0 0 12px 12px;
        gap: 1rem;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        font-size: 1.1rem;
        padding: 0.5rem 0;
    }

    .url-form {
        flex-direction: column;
    }

    .download-btn {
        width: 100%;
    }

    .url-input {
        padding-right: 90px;
    }

    .paste-btn {
        padding: 0.4rem 0.8rem;
    }

    .social-links {
        gap: 1rem;
    }
}

/* Common Section Styles */
.section {
    padding: 4rem 0;
    margin: 2rem 0;
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.section-title {
    text-align: center;
    color: var(--text-color);
    font-size: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
    padding: 0 2rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    border-radius: 8px;
    background-color: var(--white);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--light-gray);
}

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

.feature-card .material-icons {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: var(--text-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.feature-card p {
    color: #546E7A;
    line-height: 1.6;
}

/* About Section */
.about-content {
    padding: 0 2rem;
}

.lead-text {
    font-size: 1.3rem;
    color: var(--text-color);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.about-text p {
    color: #546E7A;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    border-radius: 8px;
    background-color: var(--light-gray);
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-color);
    font-weight: 500;
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    padding: 0 2rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item .material-icons {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.contact-item h3 {
    color: var(--text-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.contact-item p {
    color: #546E7A;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    position: relative;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group textarea {
    min-height: 120px;
    max-height: 300px;
    resize: vertical;
    width: 100%;
    max-width: 400px;
    display: block;
    margin: 0 auto;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.submit-btn {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.submit-btn:hover {
    background-color: var(--primary-dark);
}

.submit-btn .btn-text {
    display: inline-block;
    transition: all 0.3s ease;
}

.submit-btn .success-animation {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--white);
    opacity: 0;
    transition: all 0.3s ease;
}

.submit-btn.success {
    background-color: #4CAF50;
}

.submit-btn.success:hover {
    background-color: #45a049;
}

.submit-btn.success .btn-text {
    transform: translateY(-100%);
    opacity: 0;
}

.submit-btn.success .success-animation {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
}

.submit-btn.success .success-animation .material-icons {
    animation: checkmark 0.5s ease-in-out;
}

.submit-btn.success .success-animation .success-text {
    animation: slideIn 0.5s ease-in-out;
}

@keyframes checkmark {
    0% {
        transform: scale(0);
    }

    50% {
        transform: scale(1.2);
    }

    100% {
        transform: scale(1);
    }
}

@keyframes slideIn {
    0% {
        transform: translateX(-20px);
        opacity: 0;
    }

    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .section {
        padding: 2rem 0;
        margin: 1rem 0;
    }

    .features-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }

    .contact-container {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }

    .stats-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .about-content,
    .contact-info {
        padding: 0 1rem;
    }
}

/* Result Container */
.result-container {
    margin-top: 1rem;
    display: none;
}

.result-box {
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    border: 2px solid var(--light-gray);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.result-box input {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    font-size: 1rem;
    color: var(--text-color);
    margin-bottom: 1rem;
    background-color: var(--white);
    transition: all 0.3s ease;
}

.result-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.button-group {
    display: flex;
    gap: 1rem;
}

.action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

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

.copy-btn:hover {
    background-color: var(--primary-dark);
}

.visit-btn {
    background-color: var(--primary-light);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

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

@media (max-width: 768px) {
    .button-group {
        flex-direction: column;
    }

    .action-btn {
        width: 100%;
    }
}