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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #000;
    color: #fff;
    overflow-x: hidden;
}

#nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(34, 211, 238, 0.2);
    z-index: 1000;
}

#nav h3 {
    font-size: 24px;
    font-weight: 300;
}

#nav h3 a {
    color: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
}

#nav h3 a:hover {
    color: #22d3ee;
    text-shadow: 0 0 20px rgba(34, 211, 238, 0.6);
}

#nav h3 b {
    font-weight: 700;
}

.back-button {
    color: #22d3ee;
    text-decoration: none;
    font-size: 16px;
    padding: 10px 20px;
    border: 2px solid rgba(34, 211, 238, 0.3);
    border-radius: 8px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.back-button:hover {
    background: rgba(34, 211, 238, 0.1);
    border-color: #22d3ee;
    box-shadow: 0 0 20px rgba(34, 211, 238, 0.3);
    transform: translateX(-5px);
}

#main {
    padding-top: 80px;
}

/* HERO SECTION */
.contact-hero {
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 100px 20px 80px;
    background: 
        radial-gradient(circle at 20% 30%, rgba(34, 211, 238, 0.15), transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(244, 114, 182, 0.15), transparent 50%);
    position: relative;
    overflow: hidden;
}

.contact-hero::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(34, 211, 238, 0.2), transparent);
    border-radius: 50%;
    top: -200px;
    left: 10%;
    filter: blur(140px);
    animation: float 10s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-30px); }
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 80px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff, #22d3ee);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 40px rgba(34, 211, 238, 0.3);
    font-weight: 700;
}

.hero-subtitle {
    font-size: 24px;
    color: #d1d5db;
    margin-bottom: 30px;
    line-height: 1.6;
}

.email-text {
    font-size: 18px;
    color: #9ca3af;
    margin-top: 20px;
}

.email-link {
    color: #22d3ee;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    text-shadow: 0 0 10px rgba(34, 211, 238, 0.4);
}

.email-link:hover {
    color: #f472b6;
    text-shadow: 0 0 20px rgba(244, 114, 182, 0.6);
}

/* FORM SECTION */
.form-section {
    padding: 60px 20px 100px;
    display: flex;
    justify-content: center;
    position: relative;
}

.form-container {
    max-width: 700px;
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 2px solid rgba(34, 211, 238, 0.2);
    border-radius: 20px;
    padding: 50px;
    backdrop-filter: blur(10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

.form-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(34, 211, 238, 0.05), transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

form {
    position: relative;
    z-index: 1;
}

.form-greeting {
    font-size: 32px;
    margin-bottom: 40px;
    text-align: center;
}

.greeting-text {
    color: #d1d5db;
}

.greeting-name {
    color: #22d3ee;
    font-weight: 700;
    text-shadow: 0 0 20px rgba(34, 211, 238, 0.6);
}

.form-group {
    margin-bottom: 30px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    color: #22d3ee;
    font-weight: 500;
    font-size: 16px;
    text-shadow: 0 0 10px rgba(34, 211, 238, 0.3);
}

.optional {
    color: #9ca3af;
    font-weight: 400;
    font-size: 14px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(34, 211, 238, 0.2);
    border-radius: 10px;
    color: #fff;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.3s ease;
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #6b7280;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #22d3ee;
    background: rgba(34, 211, 238, 0.05);
    box-shadow: 0 0 20px rgba(34, 211, 238, 0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* CHECKBOX */
.checkbox-group {
    margin-top: 40px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    cursor: pointer;
    gap: 15px;
}

.checkbox-label input[type="checkbox"] {
    width: 24px;
    height: 24px;
    min-width: 24px;
    cursor: pointer;
    accent-color: #22d3ee;
    margin-top: 2px;
}

.checkbox-text {
    color: #d1d5db;
    font-size: 15px;
    line-height: 1.6;
}

/* PRIVACY NOTICE */
.privacy-notice {
    margin: 20px 0 40px;
    padding: 20px;
    background: rgba(34, 211, 238, 0.05);
    border-left: 3px solid #22d3ee;
    border-radius: 8px;
}

.privacy-notice p {
    color: #9ca3af;
    font-size: 14px;
    line-height: 1.6;
}

/* SUBMIT BUTTON */
.submit-button {
    width: 100%;
    padding: 18px 40px;
    background: linear-gradient(135deg, #22d3ee, #3b82f6);
    border: none;
    border-radius: 12px;
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 10px 30px rgba(34, 211, 238, 0.3);
    position: relative;
    overflow: hidden;
}

.submit-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.submit-button:hover::before {
    left: 100%;
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(34, 211, 238, 0.5);
    background: linear-gradient(135deg, #3b82f6, #22d3ee);
}

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

.button-arrow {
    font-size: 24px;
    transition: transform 0.3s ease;
}

.submit-button:hover .button-arrow {
    transform: translateX(5px);
}

/* SUCCESS MESSAGE */
.success-message {
    text-align: center;
    padding: 60px 20px;
    position: relative;
    z-index: 1;
}

.success-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 30px;
    background: linear-gradient(135deg, #22d3ee, #3b82f6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    color: #fff;
    box-shadow: 0 20px 60px rgba(34, 211, 238, 0.4);
    animation: successPulse 2s ease-in-out infinite;
}

@keyframes successPulse {
    0%, 100% { transform: scale(1); box-shadow: 0 20px 60px rgba(34, 211, 238, 0.4); }
    50% { transform: scale(1.05); box-shadow: 0 25px 70px rgba(34, 211, 238, 0.6); }
}

.success-message h2 {
    font-size: 36px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff, #22d3ee);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

.success-message p {
    font-size: 18px;
    color: #d1d5db;
    margin-bottom: 40px;
    line-height: 1.6;
}

.back-to-form-button {
    padding: 15px 35px;
    background: rgba(34, 211, 238, 0.1);
    border: 2px solid #22d3ee;
    border-radius: 10px;
    color: #22d3ee;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.back-to-form-button:hover {
    background: #22d3ee;
    color: #000;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(34, 211, 238, 0.4);
}

/* RESPONSIVE */
@media (max-width: 768px) {
    #nav {
        padding: 15px 20px;
    }

    #nav h3 {
        font-size: 20px;
    }

    .back-button {
        font-size: 14px;
        padding: 8px 15px;
    }

    .hero-title {
        font-size: 50px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .email-text {
        font-size: 16px;
    }

    .form-container {
        padding: 30px 20px;
    }

    .form-greeting {
        font-size: 24px;
    }

    .form-group label {
        font-size: 14px;
    }

    .form-group input,
    .form-group textarea {
        padding: 12px 15px;
        font-size: 14px;
    }

    .submit-button {
        font-size: 16px;
        padding: 15px 30px;
    }

    .success-icon {
        width: 80px;
        height: 80px;
        font-size: 50px;
    }

    .success-message h2 {
        font-size: 28px;
    }

    .success-message p {
        font-size: 16px;
    }

    .back-to-form-button {
        font-size: 14px;
        padding: 12px 28px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 40px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .form-container {
        padding: 25px 15px;
    }

    .form-greeting {
        font-size: 20px;
    }

    .checkbox-label input[type="checkbox"] {
        width: 20px;
        height: 20px;
        min-width: 20px;
    }

    .checkbox-text {
        font-size: 13px;
    }

    .privacy-notice p {
        font-size: 12px;
    }

    .success-icon {
        width: 70px;
        height: 70px;
        font-size: 40px;
    }

    .success-message h2 {
        font-size: 24px;
    }

    .success-message p {
        font-size: 14px;
    }

    .back-to-form-button {
        font-size: 13px;
        padding: 10px 25px;
    }
}