/* NON-CRITICAL CSS - Loaded after LCP */

/* Grain Effect */
.grain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='4.2' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 1;
    transition: opacity 0.3s;
}

.vignette {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(8, 8, 12, 0.6) 100%);
    pointer-events: none;
    z-index: 2;
    transition: opacity 0.3s;
}

/* Back Button */
.back-button {
    position: fixed;
    top: 40px;
    left: 40px;
    z-index: 10;
}

.back-button a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: 'Syne', sans-serif;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--color-text-base);
    text-decoration: none;
    text-transform: uppercase;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(147, 112, 219, 0.3);
    border-radius: 50px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(10px);
}

.back-button a:hover {
    border-color: var(--color-glow-primary);
    background: rgba(147, 112, 219, 0.1);
    transform: translateX(-4px);
}

.back-icon {
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
}

/* Form Styles */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.form-label {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-text-secondary);
    text-transform: uppercase;
}

.form-input, .form-textarea {
    width: 100%;
    padding: 16px 20px;
    font-family: 'Syne', sans-serif;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-base);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(147, 112, 219, 0.2);
    border-radius: 12px;
    outline: none;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(10px);
}

.form-input::placeholder, .form-textarea::placeholder {
    color: rgba(154, 154, 168, 0.5);
}

.form-input:focus, .form-textarea:focus {
    border-color: var(--color-glow-primary);
    background: rgba(147, 112, 219, 0.05);
    box-shadow: 0 0 0 3px rgba(147, 112, 219, 0.1), 0 8px 24px rgba(0, 0, 0, 0.2);
}

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

/* Button */
.form-button {
    margin-top: 12px;
    padding: 18px 40px;
    font-family: 'Syne', sans-serif;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--color-text-base);
    text-transform: uppercase;
    background: rgba(147, 112, 219, 0.15);
    border: 1px solid var(--color-glow-primary);
    border-radius: 50px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.form-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(147, 112, 219, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.form-button:hover:not(:disabled) {
    background: rgba(147, 112, 219, 0.25);
    box-shadow: 0 0 40px rgba(147, 112, 219, 0.4), 0 12px 32px rgba(0, 0, 0, 0.5);
    transform: translateY(-2px);
}

.form-button:hover:not(:disabled)::before {
    width: 300px;
    height: 300px;
}

.form-button:active:not(:disabled) {
    transform: translateY(0);
}

.form-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.form-button span {
    position: relative;
    z-index: 1;
}

/* Spinner */
.spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--color-text-base);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.form-button.loading .spinner {
    display: block;
}

.form-button.loading span {
    display: none;
}

/* Messages */
.message {
    display: none;
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    margin-top: 20px;
    animation: slideIn 0.5s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message.show {
    display: block;
}

.message.success {
    background: rgba(147, 112, 219, 0.1);
    border: 1px solid var(--color-glow-primary);
}

.message.error {
    background: rgba(255, 73, 73, 0.1);
    border: 1px solid rgba(255, 73, 73, 0.5);
}

.message p {
    color: var(--color-text-base);
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 16px;
}

.message small {
    color: var(--color-text-secondary);
    font-size: 14px;
}

/* Email Info */
.email-info {
    text-align: center;
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid rgba(147, 112, 219, 0.2);
}

.email-info p {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 12px;
}

.email-info a {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-glow-primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.email-info a:hover {
    color: var(--color-text-base);
    text-shadow: 0 0 20px var(--color-glow-primary);
}

/* Responsive */
@media (max-width: 768px) {
    .back-button {
        top: 20px;
        left: 20px;
    }
    .contact-wrapper {
        padding: 0 20px;
    }
}

@media (max-width: 480px) {
    .back-button a {
        padding: 10px 20px;
        font-size: 12px;
    }
    .form-input, .form-textarea {
        padding: 14px 18px;
        font-size: 15px;
    }
    .form-button {
        padding: 16px 36px;
        font-size: 15px;
    }
}

/* Apply Syne font when loaded */
body {
    font-family: 'Syne', system-ui, -apple-system, sans-serif;
}