@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #FF512F;
    --secondary: #DD2476;
    --text-main: #2b2b2b;
    --text-light: #6b6b6b;
    --bg-main: #f8fafc;
    --bg-card: rgba(255, 255, 255, 0.85);
    --border-color: rgba(255, 255, 255, 0.4);
    --shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
}

body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #e0eafc 0%, #cfdef3 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.post-container {
    width: 100%;
    max-width: 600px;
    z-index: 10;
}

.post-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: var(--shadow);
}

.post-header {
    text-align: center;
    margin-bottom: 2rem;
}

.post-header h2 {
    color: var(--text-main);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.post-header p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Post Type Toggle switch */
.type-toggle {
    display: flex;
    background: rgba(0,0,0,0.05);
    border-radius: 12px;
    padding: 0.3rem;
    margin-bottom: 2rem;
}

.type-toggle label {
    flex: 1;
    text-align: center;
    padding: 0.75rem;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-light);
    transition: all 0.3s ease;
}

.type-toggle input[type="radio"] {
    display: none;
}

.type-toggle input[type="radio"]:checked + label {
    background: white;
    color: var(--primary);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 0.85rem 1rem;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 12px;
    background: rgba(255,255,255,0.7);
    font-size: 1rem;
    color: var(--text-main);
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(255, 81, 47, 0.2);
    background: #fff;
}

.row {
    display: flex;
    gap: 1rem;
}

.row .form-group {
    flex: 1;
}

/* Dynamic Panels */
.dynamic-panel {
    display: none;
    animation: fadeIn 0.4s ease forwards;
}

.dynamic-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Range Slider */
.slider-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

input[type=range] {
    flex: 1;
    -webkit-appearance: none;
    background: transparent;
}
input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    height: 20px;
    width: 20px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    margin-top: -8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}
input[type=range]::-webkit-slider-runnable-track {
    width: 100%;
    height: 4px;
    cursor: pointer;
    background: rgba(0,0,0,0.1);
    border-radius: 4px;
}

.price-display {
    font-weight: 700;
    color: var(--primary);
    min-width: 60px;
}

/* Submit Button */
.btn-submit {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(221, 36, 118, 0.3);
    margin-top: 1rem;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(221, 36, 118, 0.4);
}

.alert {
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.alert-error {
    background: rgba(255, 76, 76, 0.1);
    color: #ff4c4c;
    border: 1px solid rgba(255, 76, 76, 0.2);
}

.alert-success {
    background: rgba(46, 213, 115, 0.1);
    color: #2ed573;
    border: 1px solid rgba(46, 213, 115, 0.2);
}

@media (max-width: 600px) {
    .row {
        flex-direction: column;
        gap: 0;
    }
}