:root {
    --primary-blue: #0e0063;
    --secondary-blue: #234281;
    --ngo-red: #c3080e;
    --ngo-gold: #FFD700;
    --bg-light: #f3f4f6;
    --text-dark: #1f2937;
    --text-muted: #6b7280;
    --card-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Inter', 'Poppins', sans-serif;
    background-color: var(--secondary-blue);
    color: var(--text-dark);
    line-height: 1.5;
}

/* Header Styles */
.main-header {
    background: var(--secondary-blue);
    color: white;
    padding: 20px 20px 20px;
    position: relative;
    text-align: center;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

.logo-container {
    position: absolute;
    top: 0;
    left: 0;
}

.brand-logo {
    width: 80px;
    height: 80px;
    border-radius: 5px;
    object-fit: contain;
    background: white;
    padding: 5px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.brand-title {
    font-size: 32px;
    color: var(--ngo-gold);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    margin-bottom: 5px;
}

.brand-subtitle {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 1px;
}

/* Main Container */
.container {
    max-width: 900px;
    margin: -50px auto 40px;
    padding: 0 20px;
}

.form-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

.form-header {
    background-color: var(--ngo-red);
    color: white;
    padding: 15px 25px;
}

.form-header h2 {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

/* Form Styles */
.register-form {
    padding: 30px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group.full-width {
    grid-column: span 2;
}

.form-row-three {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
}

label {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary-blue);
}

input,
select {
    padding: 10px 15px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    transition: all 0.2s;
    background-color: white;
}

input:focus,
select:focus {
    outline: none;
    border-color: var(--secondary-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

input::placeholder {
    color: #9ca3af;
    font-size: 13px;
}

/* Custom File Input */
.file-input-wrapper {
    position: relative;
    cursor: pointer;
}

.file-input-wrapper input[type="file"] {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 2;
}

.file-input-custom {
    display: flex;
    align-items: center;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    overflow: hidden;
}

.file-input-placeholder {
    padding: 10px 15px;
    font-size: 14px;
    color: #6b7280;
    flex-grow: 1;
    background: #fff;
}

.file-input-button {
    background-color: #f3f4f6;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    border-left: 1px solid #d1d5db;
    color: #374151;
}

/* Form Actions */
.form-actions {
    margin-top: 35px;
    display: flex;
    justify-content: center;
}

.submit-btn {
    background: linear-gradient(to right, #1e3a8a, #3730a3);
    color: white;
    padding: 12px 40px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: all 0.3s;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    filter: brightness(1.1);
}

.submit-btn i {
    font-size: 14px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .main-header {
        padding: 60px 20px 30px;
    }

    .logo-container {
        position: relative;
        margin-bottom: 20px;
        display: flex;
        justify-content: center;
    }

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

    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-group.full-width {
        grid-column: span 1;
    }

    .form-row-three {
        grid-column: span 1;
        grid-template-columns: 1fr;
    }

    .form-card {
        margin: 0;
    }

    .register-form {
        padding: 20px;
    }
}