/* --- Root Variables (Shamba Direct Brand Colors) --- */
:root {
    --primary-green: #67B749;
    --primary-green-dark: #56a03d; /* Slightly darker for hover */
    --accent-light-gray: #D3D3D3;
    --text-dark: #333333;
    --text-medium: #4B4B4B;
    --text-light: #777777;
    --bg-white: #FFFFFF;
    --border-color: #E0E0E0;
    --shadow-light: rgba(0, 0, 0, 0.08);
    --shadow-medium: rgba(0, 0, 0, 0.15);
    --transition-speed: 0.3s;
    --border-radius-card: 1rem; /* 16px */
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-medium);
    background-color: var(--bg-white);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
    position: relative;
    padding: 20px; /* Overall page padding */
}

/* Contour Topography Background */
body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(103, 183, 73, 0.05) 0%, transparent 15%),
        radial-gradient(circle at 90% 80%, rgba(103, 183, 73, 0.05) 0%, transparent 15%),
        linear-gradient(135deg, rgba(103, 183, 73, 0.08) 25%, transparent 25%),
        linear-gradient(225deg, rgba(103, 183, 73, 0.08) 25%, transparent 25%),
        linear-gradient(45deg, rgba(103, 183, 73, 0.08) 25%, transparent 25%),
        linear-gradient(315deg, rgba(103, 183, 73, 0.08) 25%, transparent 25%);
    background-size: 80px 80px; /* Adjust density */
    z-index: -1;
    opacity: 0.8;
}

.page-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    background-color: var(--bg-white);
    border-radius: var(--border-radius-card);
    box-shadow: 0 15px 40px var(--shadow-medium);
    padding: 30px;
}

/* --- Top Header --- */
.top-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px; /* Space below header */
    margin-bottom: 20px; /* Space before main content */
    border-bottom: 1px solid var(--border-color); /* Subtle separator */
}

.top-header .logo img {
    max-width: 150px;
    height: auto;
}

.auth-links p {
    font-size: 0.95em;
    color: var(--text-medium);
}

.auth-links a {
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-speed);
}

.auth-links a:hover {
    color: var(--primary-green-dark);
    text-decoration: underline;
}

/* --- Main Content Section --- */
.main-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex-grow: 1; /* Allows main content to take available space */
    width: 100%;
    padding: 20px 0;
}

.title-section {
    text-align: center;
    margin-bottom: 40px;
}

.title-section h1 {
    font-size: 2.8em;
    color: var(--text-dark);
    margin-bottom: 10px;
    font-weight: 700;
}

.title-section p {
    font-size: 1.2em;
    color: var(--text-medium);
}

/* --- Role Cards Container --- */
.role-cards-container {
    display: flex;
    gap: 30px; /* Space between cards */
    justify-content: center;
    align-items: stretch; /* Make cards same height */
    width: 100%;
    max-width: 900px; /* Max width for the cards row */
    margin-bottom: 40px;
}

.role-card {
    background-color: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-card);
    padding: 35px;
    text-align: center;
    flex: 1; /* Allow cards to grow and shrink */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between; /* Pushes button to bottom */
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
    transition: transform var(--transition-speed) ease-out,
                box-shadow var(--transition-speed) ease-out,
                border-color var(--transition-speed) ease-out;
}

.role-card:hover {
    transform: translateY(-8px) scale(1.02); /* Lift and slightly scale */
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-green); /* Green border glow */
}

.card-icon {
    font-size: 3.5em; /* Large emoji icons */
    margin-bottom: 20px;
    line-height: 1; /* Prevent extra space around icon */
}

.role-card h3 {
    font-size: 1.8em;
    color: var(--text-dark);
    margin-bottom: 15px;
    font-weight: 600;
}

.role-card p {
    font-size: 1.05em;
    color: var(--text-medium);
    margin-bottom: 30px;
    line-height: 1.4;
    flex-grow: 1; /* Allows text to take available space */
}

.register-button {
    display: inline-block;
    background-color: var(--primary-green);
    color: var(--bg-white);
    padding: 14px 30px;
    border-radius: 50px; /* Pill shape */
    text-decoration: none;
    font-size: 1.1em;
    font-weight: 600;
    transition: background-color var(--transition-speed), transform 0.15s ease;
    border: none;
    cursor: pointer;
}

.register-button:hover {
    background-color: var(--primary-green-dark);
    transform: translateY(-2px);
}

/* --- Support Section --- */
.support-section {
    text-align: center;
    font-size: 0.9em;
    color: var(--text-light);
    padding-top: 20px;
    border-top: 1px solid var(--border-color); /* Subtle separator */
    width: 100%;
}

.support-section a {
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-speed);
}

.support-section a:hover {
    color: var(--primary-green-dark);
    text-decoration: underline;
}

.whatsapp-link i {
    margin-right: 5px;
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
    .page-container {
        padding: 15px;
        box-shadow: none; /* Reduce shadow on small screens */
        border-radius: 0; /* No rounded corners on very small screens */
    }

    .top-header {
        flex-direction: column;
        align-items: center;
        margin-bottom: 15px;
        padding-bottom: 15px;
    }

    .top-header .logo img {
        margin-bottom: 10px;
    }

    .auth-links p {
        font-size: 0.85em;
    }

    .title-section {
        margin-bottom: 30px;
    }

    .title-section h1 {
        font-size: 2.2em;
    }

    .title-section p {
        font-size: 1em;
    }

    .role-cards-container {
        flex-direction: column; /* Stack cards vertically */
        gap: 25px;
        max-width: 450px; /* Constrain width for stacked cards */
        margin-bottom: 30px;
    }

    .role-card {
        padding: 30px;
    }

    .card-icon {
        font-size: 3em;
        margin-bottom: 15px;
    }

    .role-card h3 {
        font-size: 1.6em;
        margin-bottom: 10px;
    }

    .role-card p {
        font-size: 0.95em;
        margin-bottom: 25px;
    }

    .register-button {
        padding: 12px 25px;
        font-size: 1em;
    }

    .support-section {
        font-size: 0.85em;
        padding-top: 15px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    .top-header .logo img {
        max-width: 100px;
    }

    .title-section h1 {
        font-size: 1.8em;
    }

    .title-section p {
        font-size: 0.9em;
    }

    .role-card {
        padding: 25px;
    }

    .card-icon {
        font-size: 2.8em;
    }

    .role-card h3 {
        font-size: 1.4em;
    }

    .role-card p {
        font-size: 0.9em;
    }

    .register-button {
        padding: 10px 20px;
        font-size: 0.95em;
    }