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

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%;
    overflow: hidden;  /* Prevent any scrolling */
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    max-height: 100vh;  /* Added */
    height: 100vh;  /* Added */
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 1rem;
}

/* Header logo */
.page-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 1.5rem 2rem;
    z-index: 100;
}

.logo {
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    transition: opacity 0.2s;
}

.logo:hover {
    opacity: 0.8;
}

.connect-container {
    background: white;
    padding: 2rem 1.5rem;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    text-align: center;
    width: 100%;
    max-width: 400px;
    max-height: 80vh;  /* Added - prevent container from being too tall */
    overflow-y: auto;  /* Allow scrolling inside container if needed */
    box-sizing: border-box;
}

.connect-container h1 {
    margin: 0 0 0.5rem 0;
    font-size: 1.75rem;
    color: #333;
}

.connect-container p {
    color: #666;
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

/* Form elements */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

#session-code-input {
    padding: 1rem;
    font-size: 2rem;
    text-align: center;
    border: 2px solid #ddd;
    border-radius: 8px;
    letter-spacing: 0.5rem;
    font-weight: bold;
    box-sizing: border-box;
    width: 100%;
}

#session-code-input:focus {
    outline: none;
    border-color: #667eea;
}

/* Buttons - works for both <button> and <a> */
.btn-primary {
    padding: 1rem 2rem;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.2s;
    box-sizing: border-box;
}

.btn-primary:hover {
    background: #5568d3;
    transform: translateY(-2px);
}

.btn-primary:active {
    transform: scale(0.98);
}

/* Error message */
.error {
    margin-top: 1rem;
    padding: 0.75rem;
    background: #fee;
    color: #c33;
    border-radius: 8px;
    font-size: 0.9rem;
}

/* Error page specific */
.error-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.error-code {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
    background: white;
    border: 2px solid #e5e5e5;
    padding: 15px 25px;
    margin: 25px auto;
    border-radius: 12px;
    letter-spacing: 0.4rem;
    display: inline-block;
}

/* Mobile portrait */
@media (max-width: 480px) {
    body {
        padding: 0 1.5rem;
    }
    
    .page-header {
        padding: 1rem 1.5rem;
    }
    
    .logo {
        font-size: 1.25rem;
    }
    
    .connect-container {
        padding: 1.5rem 1rem;
        max-height: 85vh;  /* Slightly more room on mobile */
    }
    
    .connect-container h1 {
        font-size: 1.5rem;
    }
    
    .connect-container p {
        font-size: 0.9rem;
        margin-bottom: 1.25rem;
    }
    
    #session-code-input {
        font-size: 1.75rem;
        padding: 0.875rem;
        letter-spacing: 0.4rem;
    }
    
    .btn-primary {
        font-size: 1rem;
        padding: 0.875rem 1.75rem;
    }
    
    .error-icon {
        font-size: 40px;
    }
    
    .error-code {
        font-size: 1.25rem;
        padding: 12px 20px;
        margin: 20px auto;
        letter-spacing: 0.3rem;
    }
}

/* Mobile landscape - make everything more compact */
@media (max-height: 500px) and (orientation: landscape) {
    body {
        padding: 0 2rem;
    }
    
    .page-header {
        padding: 0.75rem 1.5rem;
    }
    
    .logo {
        font-size: 1.1rem;
    }
    
    .connect-container {
        padding: 1rem 1.5rem;
        max-height: 90vh;
        overflow-y: auto;
    }
    
    .connect-container h1 {
        font-size: 1.25rem;
        margin-bottom: 0.25rem;
    }
    
    .connect-container p {
        font-size: 0.85rem;
        margin-bottom: 1rem;
    }
    
    .form-group {
        gap: 0.75rem;
    }
    
    #session-code-input {
        font-size: 1.5rem;
        padding: 0.75rem;
        letter-spacing: 0.35rem;
    }
    
    .btn-primary {
        font-size: 0.95rem;
        padding: 0.75rem 1.5rem;
    }
    
    .error {
        padding: 0.5rem;
        font-size: 0.85rem;
        margin-top: 0.75rem;
    }
    
    .error-icon {
        font-size: 32px;
        margin-bottom: 8px;
    }
    
    .error-code {
        font-size: 1rem;
        padding: 8px 15px;
        margin: 12px auto;
        letter-spacing: 0.25rem;
    }
}