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

body {
    font-family: 'Inter', sans-serif;
    background-color: #f5f5f5;
    cursor: none;
}

a, button, input, textarea, select {
    cursor: none !important;
}

* {
    cursor: none !important;
}

.cursor {
    position: fixed;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #FF9966;
    pointer-events: none;
    z-index: 99999;
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease;
    box-shadow: 0 0 8px #FF9966,
                0 0 15px #FF9966,
                0 0 25px rgba(255, 153, 102, 0.5);
}

.cursor-dot {
    position: fixed;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: #FF9966;
    opacity: 0.4;
    pointer-events: none;
    z-index: 99998;
    transform: translate(-50%, -50%);
    transition: transform 0.15s ease;
    box-shadow: 0 0 6px rgba(255, 153, 102, 0.6);
}

/* Header */
.header {
    background-color: #000;
    padding: 20px 40px;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.header-logo a {
    display: flex;
    align-items: center;
    gap: 15px;
    -webkit-tap-highlight-color: transparent;
    outline: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.header-logo a:hover {
    transform: scale(1.1);
    opacity: 0.7;
}

.header-logo a:focus,
.header-logo a:active {
    outline: none;
    box-shadow: none;
}

.header-logo img {
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
}

.header-swan-image {
    height: 30px;
}

.header-icon-image {
    height: 35px;
}

/* Hero Section */
.hero {
    padding: 40px 20px 60px;
}

.tagline {
    text-align: center;
    margin-bottom: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
}

.tagline-image {
    height: 35px;
}

.carousel {
    display: inline-block;
    min-width: 200px;
    height: 105px;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-track {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.carousel-word {
    position: absolute;
    height: 35px;
    width: auto;
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
    object-fit: contain;
}

.carousel-word.pos-1 {
    transform: translateY(-35px);
    opacity: 0;
}

.carousel-word.pos-2 {
    transform: translateY(0);
    opacity: 1;
}

.carousel-word.pos-3 {
    transform: translateY(35px);
    opacity: 0.3;
}

.hero-container {
    display: flex;
    align-items: center;
    gap: 60px;
    max-width: 800px;
    margin: 40px auto 0;
    background-color: #fff;
    padding: 60px;
    border-radius: 30px;
    box-shadow: 0 0 60px rgba(255, 153, 102, 0.15),
                0 0 100px rgba(255, 153, 102, 0.08);
}

.logo-circle {
    width: 350px;
    height: 350px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.arc-background {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.swan-logo {
    width: 100px;
    height: 100px;
    position: relative;
    z-index: 1;
}

.hero-right {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.product-title {
    font-size: 60px;
}

.swan-black {
    color: #000;
    font-weight: 600;
    letter-spacing: 3px;
}

.swan-orange {
    color: #FF9966;
    font-weight: 300;
    font-style: italic;
    margin-left: 10px;
}

.price-box {
    display: inline-block;
    border: 2px solid #000;
    padding: 8px 24px;
    font-size: 20px;
    background: #fff;
    align-self: flex-start;
}

.title-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.bigswan-image {
    height: 80px;
}

.arc-container {
    position: relative;
    display: inline-block;
}

.arc-background-small {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.arc-image {
    position: relative;
    height: 80px;
    z-index: 1;
}

.price-image {
    height: 70px;
    align-self: flex-start;
    margin-left: 20px;
    transition: transform 0.3s ease, opacity 0.3s ease;
    cursor: pointer;
}

.price-image:hover {
    transform: scale(1.1);
    opacity: 0.7;
}

/* Features Section */
.features {
    display: flex;
    padding: 100px 80px;
    background-color: #f5f5f5;
    gap: 100px;
    align-items: flex-start;
    position: relative;
}

.swan-vertical {
    display: flex;
    flex-direction: column;
}

.letter-line {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 20px;
}

.letter-line[data-index="0"]:has(.letter.active) {
    margin-bottom: 30px;
}

.letter-line[data-index="0"] {
    margin-bottom: 50px;
}

.letter {
    height: 80px;
    width: auto;
    cursor: pointer;
    transition: opacity 0.3s ease;
    line-height: 1;
    display: block;
    object-fit: contain;
}

.letter:hover {
    opacity: 0.5;
}

.letter.active {
    opacity: 1;
    height: 80px;
}

.letter[data-feature="speak"].active {
    height: 100px;
    /* transform: translateY(10px); */
}

.letter-word {
    font-size: 50px;
    color: #FF9966;
    font-weight: 300;
    line-height: 1;
    opacity: 0;
    max-width: 0;
    overflow: hidden;
    transition: opacity 0.3s ease, max-width 0.3s ease;
}

.letter.active + .letter-word {
    opacity: 1;
    max-width: 300px;
}

.feature-content {
    flex: 1;
    position: relative;
}

.feature-description {
    height: auto;
    max-width: 400px;
    margin-left: 20px;
    margin-top: 15px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-description.active {
    opacity: 1;
}

.feature-images {
    flex: 1;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    position: relative;
    padding-bottom: 40px;
}

.feature-img {
    max-width: 400px;
    max-height: 400px;
    opacity: 0;
    position: absolute;
    transition: opacity 0.3s ease;
    top: 100px;
}

.feature-img.active {
    opacity: 1;
}

.feature-description strong {
    color: #000;
    font-weight: bold;
}

.feature-illustration {
    margin-top: 40px;
}

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

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: #fff;
    padding: 60px;
    border-radius: 30px;
    max-width: 500px;
    width: 90%;
    position: relative;
    box-shadow: 0 0 60px rgba(255, 153, 102, 0.3),
                0 0 100px rgba(255, 153, 102, 0.15);
    text-align: center;
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 40px;
    font-weight: 300;
    color: #000;
    cursor: pointer;
    transition: opacity 0.3s ease;
    line-height: 1;
}

.close-modal:hover {
    opacity: 0.5;
}

.modal-logo {
    height: 40px;
    margin-bottom: 20px;
}

.modal-title {
    font-family: Arial, sans-serif;
    font-size: 32px;
    font-weight: 300;
    letter-spacing: 2px;
    margin-bottom: 40px;
    color: #000;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-family: Arial, sans-serif;
    font-size: 16px;
    font-weight: 300;
    letter-spacing: 2px;
    color: #000;
}

.form-group input {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-family: Arial, sans-serif;
    font-size: 16px;
    font-weight: 300;
    letter-spacing: 2px;
    transition: border-color 0.3s ease;
    background-color: #fff;
}

.form-group input:focus {
    outline: none;
    border-color: #FF9966;
}

.submit-btn {
    width: 100%;
    padding: 18px;
    background-color: #000;
    color: #fff;
    border: none;
    border-radius: 10px;
    font-family: Arial, sans-serif;
    font-size: 18px;
    font-weight: 300;
    letter-spacing: 2px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    margin-top: 10px;
}

.submit-btn:hover {
    background-color: #333;
    transform: translateY(-2px);
}

.submit-btn:active {
    transform: translateY(0);
}

@media (max-width: 768px) {
    .hero-container {
        flex-direction: column;
        gap: 40px;
    }

    .features {
        flex-direction: column;
        padding: 60px 40px;
        gap: 40px;
    }

    .letter {
        font-size: 60px;
    }

    .product-title {
        font-size: 40px;
    }

    .feature-title {
        font-size: 36px;
    }

    .feature-description {
        font-size: 18px;
    }

    .modal-content {
        padding: 40px 30px;
    }

    .modal-title {
        font-size: 24px;
    }
}